CN205363149U - Machine of being geared to needs of job in pipeline - Google Patents
Machine of being geared to needs of job in pipeline Download PDFInfo
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- CN205363149U CN205363149U CN201620003576.8U CN201620003576U CN205363149U CN 205363149 U CN205363149 U CN 205363149U CN 201620003576 U CN201620003576 U CN 201620003576U CN 205363149 U CN205363149 U CN 205363149U
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Abstract
The utility model discloses a machine of being geared to needs of job in pipeline, including the mechanism that is geared to the needs of the job, its include the first housing and set up in the first tight mechanism of expanding of the first housing, running gear, its include the second housing and set up in the bloated tight mechanism of second of the second housing, telescopic machanism, its connect in be geared to the needs of the job between mechanism, the running gear, be used for first, two bloated tight mechanisms replace each other expands tightly in driving between pipe inner wall's time intermittent type be geared to the needs of the job the mechanism for running gear follows this pipeline axial displacement or drive running gear for mechanism along this pipeline axial displacement is geared to the needs of the job. It can pass through all ramps (the slope is 0~90) pipeline, especially can show the aboral efficiency of improvement pipeline welding through great ramp (the slope >= 30) pipeline.
Description
Technical field
This utility model relates to contra-aperture device during butt welding of pipelines, is specifically related in pipeline boil on the nape opposite the mouth machine.
Background technology
Pipe-line construction construction in, the butt welding of pipe be exactly pipe good for cloth one by one by pipe-pipe ring weld seam Combination Welding.Before welding, two treat that welded tube must carry out mouth of pipe group pair, make the docked mouth of pipe reach the circularity of related specifications requirement, unfitness of butt joint and alignment clearance.This part is operated in pipeline construction and occupies critical role.Pipeline butt mechanism be pipeline construction realizes real-time, mouth of pipe group pair accurately, provide, for pipeline welding, a kind of professional equipment that technology ensures；At home and abroad in long distance delivery pipeline construction, interior mouth mechanism is become requisite equipment in construction.
What use at international and domestic oil and gas long distance pipeline Site Welding at present is semi-automatic boil on the nape opposite the mouth machine to mouth mechanism, and this boil on the nape opposite the mouth machine is integral manual pull bar control structure, and walking manner is the running on wheels mode relying on gravity to be changed into frictional force.By volumetric constraint, this boil on the nape opposite the mouth machine can only use at straight length, it is impossible to by pipeline 5D elbow；Being limited by walking manner, this boil on the nape opposite the mouth machine can not pass through relatively steep gradient (gradient >=30 °) pipeline；Welding boil on the nape opposite the mouth when making pipeline install is inefficient.
For this reason, it may be desirable to seek a kind of technical scheme, at least to alleviate the problems referred to above.
Summary of the invention
The technical problems to be solved in the utility model is to provide boil on the nape opposite the mouth machine in a kind of pipeline that can pass through relatively steep gradient pipeline.
In order to solve above-mentioned technical problem, this utility model adopts following technical proposals.
Boil on the nape opposite the mouth machine in a kind of pipeline, including:
To mouth mechanism, it includes the first housing and is arranged at the first expansion mechanism of the described first housing；
Walking mechanism, it includes the second housing and is arranged at the second expansion mechanism of the described second housing；And
Telescoping mechanism, it is connected to described between mouth mechanism, walking mechanism, described moves axially or drive described walking mechanism relative to described, mouth mechanism to be moved axially along this pipeline relative to described walking mechanism along this pipeline mouth mechanism for driving between the time interval of inner-walls of duct in described first and second expansion mechanism swelling alternating with each other.
Described first expansion mechanism includes being arranged at being driven the first cam around the rotation of this first housing axis by driving device, be fixed on first guide with the first pilot hole run through along this first housing direction from inside to outside of the described first housing and be set in described first pilot hole the first support bar that can move along this first pilot hole axial reciprocating of described first housing axis, wherein, the end face of this first support bar is connected to the curved surface of described first cam and is slidably matched, and the other end of this first support bar stretches out described first pilot hole；Or described first expansion mechanism is hydraulic cylinder, its piston rod extends along this first housing direction from inside to outside；Or described first expansion mechanism includes being arranged at being driven the first runner around this first housing axis reciprocating rotary by driving device, be fixed on first guide with the first pilot hole run through along this first housing direction from inside to outside of the described first housing, being set in described first pilot hole the first support bar that can move along this first pilot hole axial reciprocating and one end first connecting rod hinged with the described first hinged other end of runner and described first support bar of described first housing axis；Or described first expansion mechanism includes the first thrust disc moved back and forth by driving device driving being arranged at described first housing axis along this first housing axis, it is fixed on first guide with the first pilot hole run through along this first housing direction from inside to outside of the described first housing, it is set in described first pilot hole the first support bar that can move along this first pilot hole axial reciprocating and one end and the described first hinged other end of thrust disc first distance rod hinged with described first support bar.
Described first guide and described first support bar one_to_one corresponding are divided into many groups, uniform along described first housing circumference；Described hydraulic cylinder is uniform along described first housing circumference.
Described second expansion mechanism includes being arranged at being driven the second cam around the rotation of this second housing axis by driving device, be fixed on second guide with the second pilot hole run through along this second housing direction from inside to outside of the described second housing and be set in described second pilot hole the second support bar that can move along this second pilot hole axial reciprocating of described second housing axis, wherein, the end face of this second support bar is connected to the curved surface of described second cam and is slidably matched, and the other end of this second support bar stretches out described second pilot hole；Or described second expansion mechanism is hydraulic cylinder, its piston rod extends along this second housing direction from inside to outside；Or described second expansion mechanism includes being arranged at being driven the second runner around this second housing axis reciprocating rotary by driving device, be fixed on second guide with the second pilot hole run through along this second housing direction from inside to outside of the described second housing, being set in described second pilot hole the second support bar that can move along this second pilot hole axial reciprocating and one end second connecting rod hinged with the described second hinged other end of runner and described second support bar of described second housing axis；Or described second expansion mechanism includes the second thrust disc moved back and forth by driving device driving being arranged at described second housing axis along this second housing axis, it is fixed on second guide with the second pilot hole run through along this second housing direction from inside to outside of the described second housing, it is set in described second pilot hole the second support bar that can move along this second pilot hole axial reciprocating and one end and the described second hinged other end of thrust disc second distance rod hinged with described second support bar.
Described second guide and described second support bar one_to_one corresponding are divided into many groups, uniform along described second housing circumference；Described hydraulic cylinder is uniform along described second housing circumference.
Also include being arranged at described first housing periphery and can at the inner-walls of duct the first rolling member along this pipeline axial rolling.
Described first rolling member is roller.
Also include being arranged at described second housing periphery and can at the inner-walls of duct the second rolling member along this pipeline axial rolling.
Described second rolling member is roller.
Mouth mechanism, walking mechanism are articulated and connected by described telescoping mechanism respectively with described.
Described telescoping mechanism is electric pushrod or Electrohydraulic push rod.
This utility model has following Advantageous Effects.
This utility model passes through first and second expansion mechanism distending alternating with each other or contraction, during distending, tube wall is applied sufficiently large frictional force swelling in inner-walls of duct, so that whole system can be fixed in pipeline.In first and second expansion mechanism swelling alternating with each other between the time interval of inner-walls of duct, telescoping mechanism stretch out or bounce back and with the walking mechanism being fixed in pipeline or to mouth mechanism for impetus, make mouth mechanism or walking mechanism is dragged relative to the other side's discontinuity to each other or by promote motion so that whole system moves axially forwardly or rearwardly along this pipeline in pipeline.It can by all ramps (gradient is 0 °～90 °) pipeline, particularly to by relatively steep gradient (gradient >=30 °) pipeline.
Further, by to length adjustment of the present utility model, and mouth mechanism, walking mechanism is hinged with telescoping mechanism respectively, make both of which can pass through pipeline 5D elbow endoporus, whole system can be realized and pass through pipeline 5D elbow, thus reaching the purpose by full line pipeline.
By above-mentioned technological means, it is possible to significantly improve the efficiency of pipeline welding boil on the nape opposite the mouth.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is Figure 1A direction view.
Fig. 3 is Figure 1B direction view.
Fig. 4 is the embodiment of the one of which structure of first and second expansion mechanism of the present utility model.
Fig. 5 is the embodiment of the wherein another kind of structure of first and second expansion mechanism of the present utility model.
Fig. 6 is the embodiment of the wherein yet another construction of first and second expansion mechanism of the present utility model.
Detailed description of the invention
For technical characteristic of the present utility model and effect can be described in detail, and can realize according to the content of this specification, below in conjunction with accompanying drawing, embodiment of the present utility model be further illustrated.
Fig. 1 schematically shows the embodiment of boil on the nape opposite the mouth machine in a kind of pipeline in the numerous embodiment of this utility model.In this pipeline, boil on the nape opposite the mouth machine includes mouth mechanism 1, telescoping mechanism 2 and walking mechanism 3.
Mouth mechanism 1 is included the first housing 11, be arranged at the first housing 11 circumference and can at the pipeline (not shown) inwall the first rolling member 12 along this pipeline axial rolling and the first expansion mechanism 13 being arranged at the first housing 11.
In the present embodiment, the first housing 11 adopts tower structure, it is to be understood that can also adopt other appropriate ways, for instance the cylindrical structure of integral type, etc..
First rolling member 12 can reduce the mouth mechanism 1 frictional force when mobile and between inner-walls of duct.
First rolling member 1 can adopt but be not limited to roller.Presenting according to Fig. 1 and Fig. 2, multiple rollers are divided into four groups in the first housing 11 circumference, and often the roller in group is no less than 3 preferably, and uniform more preferably along the first housing 11 periphery circumference.
In the lump referring to Fig. 2, the first expansion mechanism 13 includes the first cam the 131, first guide 132 and the first support bar 133.First cam the 131, first guide 132 and the first support bar 133 constitute cam mechanism.
Concrete, the first cam 131 is arranged at the first housing 11 axis, driving device (not shown) rotate around this first housing 11 axis.This driving device can adopt motor, hydraulic cylinder etc..Such as, when adopting hydraulic cylinder, such as Fig. 5 structure presented, hydraulic cylinder body is indexable fixing, and hydraulic stem pin joint, in cam planes, rotates with telescopic drive the first cam 131 local angle of hydraulic stem and also may be used.
First guide 132 is fixed on the first housing 11.First guide 132 can be but not limited to tubular structure, and its endoporus is through hole, forms the first pilot hole, and the axis of this first pilot hole extends along the first housing 11 direction from inside to outside.It is also preferred that the left the axis of this first pilot hole extends along the first housing 11 radial direction, namely the first pilot hole is the through hole run through along the first housing 11 radial direction.
First support bar 133 is in strip, and it is set in the first pilot hole of the first guide 132, and can move along this first pilot hole axial reciprocating.First support bar 133 is slidably matched preferably with this first pilot hole.The end face of the first support bar 133 is connected to the curved surface of the first cam 131 and is slidably matched, and the other end of the first support bar 133 stretches out the first pilot hole of the first guide 132.
During work, the rotation of the first cam 131 makes the first support bar 133 first pilot hole axial reciprocating move, first support bar 133 along the first pilot hole axially to the first housing 11 peripheral direction move namely distending time, that end end face that first support bar 133 is relative with the first cam 131 pushes against the frictional force that the generation between inner-walls of duct and end face and phase inwall is sufficiently large, so that whole system can be fixed in pipeline.The rotation of the first cam 131 then rotates in the same direction again, and the first support bar 133 axially shrinks to mobile realization in the first housing 11 along the first pilot hole, fixes thus releasing with pipeline.
As can be seen here, first expansion mechanism 13 axially moves realization and inner-walls of duct swelling to the first housing 11 peripheral direction by the first support bar 133 along the first pilot hole, first support bar 133 axially shrinks to mobile realization in the first housing 11 along the first pilot hole, and so forth, alternately swelling, contraction are realized.
First expansion mechanism 13 is except said structure, it is also possible to adopt such as hydraulic cylinder, and its piston rod extends along the first housing 11 direction from inside to outside, it is advantageous to, its piston rod extends radially outwardly along the first housing 11.Hydraulic cylinder is uniform preferably along the first housing 11 circumference.
Walking mechanism 3 includes the second housing the 31, second rolling member 32 and the second expansion mechanism 33.Second rolling member 32 is arranged at the second housing 31 circumference, and can at pipeline (not shown) inwall along this pipeline axial rolling.Second expansion mechanism 33 is arranged at the second housing 31.
In the present embodiment, the second housing 31 adopts tower structure, it is to be understood that can also adopt other modes, for instance the cylindrical structure of integral type, etc..
Second rolling member 32 can reduce the walking mechanism 3 frictional force when mobile and between inner-walls of duct.
Second rolling member 32 can adopt but be not limited to roller.Presenting according to Fig. 1 and Fig. 3, multiple rollers are divided into two groups in the second housing 11 circumference, and often the roller in group is no less than 3 preferably, and uniform more preferably along the second housing 31 periphery circumference.
In the lump referring to Fig. 3, the second expansion mechanism 33 includes the second cam the 331, second guide 332 and the second support bar 333.Second cam the 331, second guide 332 and the second support bar 333 constitute cam mechanism.
Concrete, the second cam 331 is arranged at the second housing 31 axis, driving device (not shown) rotate around the second housing 31 axis.This driving device can adopt motor, hydraulic cylinder etc..
Second guide 332 is fixed on the first housing 31.Second guide 332 can be but not limited to tubular structure, and its endoporus is through hole, forms the second pilot hole, and the axis of this second pilot hole extends along the second housing 31 direction from inside to outside.It is also preferred that the left the axis of this second pilot hole extends along the second housing 31 radial direction, namely the second pilot hole is the through hole run through along the second housing 31 radial direction.
Second support bar 333 is in strip, and it is set in the second pilot hole of the second guide 332, and can move along this second pilot hole axial reciprocating.Second support bar 333 is slidably matched preferably with this second pilot hole.The end face of the second support bar 333 is connected to the curved surface of the second cam 331 and is slidably matched, and the other end of the second support bar 333 stretches out the second pilot hole of the second guide 332.
The operation principle of the second expansion mechanism 33 is identical with the operation principle of the first expansion mechanism 13.
Second expansion mechanism 33 is except said structure, it is also possible to adopt such as hydraulic cylinder, and its piston rod extends along the second housing 33 direction from inside to outside, it is advantageous to, its piston rod extends radially outwardly along the second housing 33.Hydraulic cylinder is uniform preferably along the second housing 33 circumference.
Mouth mechanism 1 is moved axially along pipeline relative to walking mechanism 3 for driving or drives walking mechanism 3 to move axially along pipeline relative to mouth mechanism 1 by telescoping mechanism 2.
Referring to Fig. 1, Fig. 2 and Fig. 3, telescoping mechanism 2 is electric pushrod or Electrohydraulic push rod.Electric pushrod or Electrohydraulic push rod include shell 21 and push rod 22.
Shell 21 be connected seat 5 pin joint, connect that the second housing 31 of seat 5 and walking mechanism 3 is fixing to be connected, thus realizing shell 21 and walking mechanism 3 pin joint.One end of push rod 22 be connected seat 4 pin joint, connect seat 4 and be connected with to the first housing 11 of mouth mechanism 1 is fixing, thus realizing push rod 22 and to mouth mechanism 1 pin joint.It is articulated and connected with to mouth mechanism 1, walking mechanism 3 respectively thus realizing telescoping mechanism 2.
During complete machine work, such as, second expansion mechanism 33 swelling is when inner-walls of duct, first expansion mechanism 13 shrinks and unclamps (namely the first expansion mechanism 13 not swelling is in inner-walls of duct), then the push rod 22 of telescoping mechanism 2 axially stretches out to the direction of mouth mechanism 1 along shell 21, and due to the second expansion mechanism 33 swelling, walking mechanism 3 is fixed on inner-walls of duct, shell 21 gives push rod 22 counteracting force, promotes and mouth mechanism 1 is axially moved to the direction relative with walking mechanism 3 along pipeline.
When push rod 22 moves to extreme position, first expansion mechanism 13 then swelling is in inner-walls of duct, second expansion mechanism 33 shrinks release walking mechanism 3, then the push rod 22 of telescoping mechanism 2 is to shell 21 contract, due to the first expansion mechanism 13 swelling, mouth mechanism 1 is fixed on inner-walls of duct, and push rod 22 gives shell 21 to the active force to mouth mechanism 1 direction, thus dragging walking mechanism 3 along pipeline axially to mouth mechanism 1 direction is close.So far, it is achieved the action of one moving period of complete machine.And so forth, first and second expansion mechanism 13,33 swelling alternating with each other is in inner-walls of duct, under telescoping mechanism 2 interoperation, make mouth mechanism or vehicle with walking machine is dragged in the other side toward each other or promoted discontinuity to move, so that whole system moves axially forwardly or rearwardly along this pipeline in pipeline.
In numerous embodiments, the first guide 132 and the first support bar 133 one_to_one corresponding are divided into many groups, uniform preferably along the first housing 11 circumference.
In numerous embodiments, the second guide 332 and the second support bar 33 one_to_one corresponding are divided into many groups, uniform preferably along the second housing 31 circumference.
In numerous embodiments, push rod 22 power stretch mode is hydraulic pressure, screw rod or Pneumatic Transmission.
Fig. 4 illustrates the another embodiment of first and second expansion mechanism 13,33.The expansion mechanism of this structure includes being arranged at being driven the runner 135 around this body axis reciprocating rotary by driving device 139, be fixed on the guide 136 with the pilot hole run through along this body direction from inside to outside of this body, being set in this pilot hole the support bar 137 that can move along this pilot hole axial reciprocating and one end and the hinged other end of this runner 135 connecting rod 138 hinged with this support bar 137 of corresponding body (not shown) axis, thus the oscillating guidebar mechanism constituted in planar linkage mechanism.Guide 136, support bar 137 and connecting rod 138 one_to_one corresponding in groups, have three groups or more than three groups, uniform preferably along corresponding body circumference.
Fig. 6 illustrates the another embodiment again of first and second expansion mechanism 13,33.The expansion mechanism of this structure includes being arranged at being driven the thrust disc 13-1 moved back and forth along body axis, the guide 13-2 with the pilot hole run through along this body direction from inside to outside being fixed on body by driving device (not shown), being set in pilot hole the support bar 13-3 that can move along this pilot hole axial reciprocating and one end distance rod 13-4 hinged with the hinged other end of thrust disc and support bar of body (not shown) axis.Thrust disc 13-1 moves back and forth along body axis, drives support bar 13-3 to move along this pilot hole axial reciprocating by distance rod 13-4, thus realizing swelling or release swelling.
It should be noted that each the concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, it is possible to be combined by any applicable mode.In order to avoid unnecessary repetition, various possible compound modes are not described further by this utility model.
Above with reference to embodiment, this utility model is described in detail, has been illustrative and not restrictive, without departing from changing and modifications under this utility model general plotting, all within protection domain of the present utility model.
Claims (10)
1. boil on the nape opposite the mouth machine in a pipeline, it is characterised in that including:
To mouth mechanism, it includes the first housing and is arranged at the first expansion mechanism of the described first housing；
Walking mechanism, it includes the second housing and is arranged at the second expansion mechanism of the described second housing；And
Telescoping mechanism, it is connected to described between mouth mechanism, walking mechanism, described moves axially or drive described walking mechanism relative to described, mouth mechanism to be moved axially along this pipeline relative to described walking mechanism along this pipeline mouth mechanism for driving between the time interval of inner-walls of duct in described first and second expansion mechanism swelling alternating with each other.
2. boil on the nape opposite the mouth machine in pipeline according to claim 1, it is characterized in that, described first expansion mechanism includes the first cam rotated by driving device driving being arranged at described first housing axis around this first housing axis, it is fixed on first guide with the first pilot hole run through along this first housing direction from inside to outside of the described first housing and is set in described first pilot hole the first support bar that can move along this first pilot hole axial reciprocating, wherein, the end face of this first support bar is connected to the curved surface of described first cam and is slidably matched, the other end of this first support bar stretches out described first pilot hole；Or described first expansion mechanism is hydraulic cylinder, its piston rod extends along this first housing direction from inside to outside；Or described first expansion mechanism includes being arranged at being driven the first runner around this first housing axis reciprocating rotary by driving device, be fixed on first guide with the first pilot hole run through along this first housing direction from inside to outside of the described first housing, being set in described first pilot hole the first support bar that can move along this first pilot hole axial reciprocating and one end first connecting rod hinged with the described first hinged other end of runner and described first support bar of described first housing axis；Or described first expansion mechanism includes the first thrust disc moved back and forth by driving device driving being arranged at described first housing axis along this first housing axis, it is fixed on first guide with the first pilot hole run through along this first housing direction from inside to outside of the described first housing, it is set in described first pilot hole the first support bar that can move along this first pilot hole axial reciprocating and one end and the described first hinged other end of thrust disc first distance rod hinged with described first support bar.
3. boil on the nape opposite the mouth machine in pipeline according to claim 2, it is characterised in that described first guide and described first support bar one_to_one corresponding are divided into many groups, uniform along described first housing circumference；Described hydraulic cylinder is uniform along described first housing circumference.
4. boil on the nape opposite the mouth machine in pipeline according to claim 1, it is characterized in that, described second expansion mechanism includes the second cam rotated by driving device driving being arranged at described second housing axis around this second housing axis, it is fixed on second guide with the second pilot hole run through along this second housing direction from inside to outside of the described second housing and is set in described second pilot hole the second support bar that can move along this second pilot hole axial reciprocating, wherein, the end face of this second support bar is connected to the curved surface of described second cam and is slidably matched, the other end of this second support bar stretches out described second pilot hole；Or described second expansion mechanism is hydraulic cylinder, its piston rod extends along this second housing direction from inside to outside；Or described second expansion mechanism includes being arranged at being driven the second runner around this second housing axis reciprocating rotary by driving device, be fixed on second guide with the second pilot hole run through along this second housing direction from inside to outside of the described second housing, being set in described second pilot hole the second support bar that can move along this second pilot hole axial reciprocating and one end second connecting rod hinged with the described second hinged other end of runner and described second support bar of described second housing axis；Or described second expansion mechanism includes the second thrust disc moved back and forth by driving device driving being arranged at described second housing axis along this second housing axis, it is fixed on second guide with the second pilot hole run through along this second housing direction from inside to outside of the described second housing, it is set in described second pilot hole the second support bar that can move along this second pilot hole axial reciprocating and one end and the described second hinged other end of thrust disc second distance rod hinged with described second support bar.
5. boil on the nape opposite the mouth machine in pipeline according to claim 4, it is characterised in that described second guide and described second support bar one_to_one corresponding are divided into many groups, uniform along described second housing circumference；Described hydraulic cylinder is uniform along described second housing circumference.
6. boil on the nape opposite the mouth machine in pipeline according to claim 1, it is characterised in that also include being arranged at described first housing periphery and can at the inner-walls of duct the first rolling member along this pipeline axial rolling.
7. boil on the nape opposite the mouth machine in pipeline according to claim 6, it is characterised in that described first rolling member is roller.
8. boil on the nape opposite the mouth machine in pipeline according to claim 1, it is characterised in that also include being arranged at described second housing periphery and can at the inner-walls of duct the second rolling member along this pipeline axial rolling.
9. boil on the nape opposite the mouth machine in pipeline according to claim 8, it is characterised in that described second rolling member is roller.
10. boil on the nape opposite the mouth machine in the pipeline according to any one of claim 1 to 9, it is characterised in that mouth mechanism, walking mechanism are articulated and connected by described telescoping mechanism respectively with described.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520756673 | 2015-09-28 | ||
| CN201520756673X | 2015-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205363149U true CN205363149U (en) | 2016-07-06 |
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ID=56276027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620003576.8U Expired - Fee Related CN205363149U (en) | 2015-09-28 | 2016-01-05 | Machine of being geared to needs of job in pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205363149U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105537844A (en) * | 2015-09-28 | 2016-05-04 | 成都焕越科技有限责任公司 | Pipeline interior opening abutment machine |
| CN109027421A (en) * | 2018-09-26 | 2018-12-18 | 湖北三江航天红阳机电有限公司 | Counterpart machine in pipeline |
| CN114535700A (en) * | 2022-04-02 | 2022-05-27 | 昆山恒盛金属科技有限公司 | Metal band sawing machine for sheet metal processing |
-
2016
- 2016-01-05 CN CN201620003576.8U patent/CN205363149U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105537844A (en) * | 2015-09-28 | 2016-05-04 | 成都焕越科技有限责任公司 | Pipeline interior opening abutment machine |
| CN109027421A (en) * | 2018-09-26 | 2018-12-18 | 湖北三江航天红阳机电有限公司 | Counterpart machine in pipeline |
| CN109027421B (en) * | 2018-09-26 | 2021-04-13 | 湖北三江航天红阳机电有限公司 | Pipeline internal butt joint machine |
| CN114535700A (en) * | 2022-04-02 | 2022-05-27 | 昆山恒盛金属科技有限公司 | Metal band sawing machine for sheet metal processing |
| CN114535700B (en) * | 2022-04-02 | 2024-01-09 | 昆山恒盛金属科技有限公司 | Metal band sawing machine for metal plate processing |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20200105 |
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| CF01 | Termination of patent right due to non-payment of annual fee |