CN111982388A - All-welding equipment for remote transmission sealing element - Google Patents
All-welding equipment for remote transmission sealing element Download PDFInfo
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- CN111982388A CN111982388A CN202010843936.6A CN202010843936A CN111982388A CN 111982388 A CN111982388 A CN 111982388A CN 202010843936 A CN202010843936 A CN 202010843936A CN 111982388 A CN111982388 A CN 111982388A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/0007—Fluidic connecting means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/0007—Fluidic connecting means
- G01L19/0023—Fluidic connecting means for flowthrough systems having a flexible pressure transmitting element
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Abstract
The invention relates to the technical field of all-welded equipment, and discloses all-welded equipment for a remote-transmission sealing element, which comprises a first disk body, a second disk body, a connecting seat and a spiral welding element, wherein the second disk body is positioned above the first disk body, the bottom of the second disk body is fixedly connected with the top of the first disk body, the top of the second disk body is provided with a connecting groove, the top of the second disk body and the outer side of the connecting groove are respectively provided with a first annular groove and a second annular groove, the first annular groove is positioned inside the second annular groove, the middle position of the bottom of the first disk body is provided with a rotating groove, the bottom of the second disk body is provided with a placing groove, the top of the placing groove is provided with a mounting groove, and the lower end of the. This an all welding equipment for teletransmission sealing member can carry out convenient and firm installation to connecting seat and spiral weldment, prevents to produce in the use and drops.
Description
Technical Field
The invention relates to the technical field of all-welding equipment, in particular to all-welding equipment for a remote transmission sealing element.
Background
The inside evacuation is generally carried out and the sealing liquid is filled to current sealing member when using to transmit pressure through filling liquid, thereby be to the measurement of being surveyed the medium and carrying out pressure, traditional teletransmission seal structure adopts the jackscrew sealed more, but this kind of form long-term use can cause inside liquid to reveal together, makes the normal use of instrument receive the influence.
Wherein the patent number is CN209245512U discloses a full welded structure of teletransmission sealing member, and a quotation in this structure, No. two quotations and No. three quotations are the annular setting, and the inside of No. three quotations is provided with the intermediate tank, and the connecting seat has been welded in the intermediate tank, and the connecting groove has been seted up in the positive centre on the top of connecting seat, and the welding has spiral weldment in this connecting groove to through adopting welding seal structure, ensure the sealed of teletransmission sealing member, nevertheless there is certain defect in this full welded structure when using:
firstly, the connecting seat and the spiral weldment are welded during installation, and welding weakness and defects may occur in the welding process, so that the connection is unstable;
secondly, the length of this spiral weldment is certain, can not carry out effectual regulation according to the user demand.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides full-welding equipment for a remote transmission sealing element, which has the advantages of being capable of conveniently and firmly installing a connecting seat and a spiral welding element, preventing the connecting seat and the spiral welding element from falling off in the using process and adjusting the length of the spiral welding element, and solves the problems that the connecting seat and the spiral welding element are welded in the installation process, welding weakness and defects may occur in the welding process, the connection is unstable, the length of the spiral welding element is fixed, and the spiral welding element cannot be effectively adjusted according to the using requirement in the prior art.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: an all-welding device for a remote-transmission sealing element comprises a first tray body, a second tray body, a connecting seat and a spiral welding element, wherein the second tray body is positioned above the first tray body, the bottom of the second tray body is fixedly connected with the top of the first tray body, the top of the second tray body is provided with a connecting groove, the top of the second tray body and the outer side of the connecting groove are respectively provided with a first annular groove and a second annular groove, the first annular groove is positioned in the second annular groove, the middle position of the bottom of the first tray body is provided with a rotating groove, the bottom of the second tray body is provided with a placing groove, the top of the placing groove is provided with a mounting groove, the lower end of the inner surface of the groove wall of the connecting groove is transversely and fixedly provided with a U-shaped plate, two ends of the inner surface of the U-shaped plate are both rotatably connected with a bidirectional screw rod, the two sides of the top of the U-shaped plate are respectively provided with a strip-shaped through groove, the connecting seat is in contact connection with the top of the U-shaped plate, the lower ends of the two sides of the outer surface are respectively provided with a wedge-shaped groove, the top of the connecting seat is provided with a fixed groove, the groove wall of the fixed groove is in contact connection with a fixed block, the top of the fixed block is fixedly provided with a sleeve, the spiral welding piece is positioned above the sleeve, the sleeve is internally provided with a telescopic mechanism, the two sides of the outer surface of the fixed block are respectively provided with an inserting groove, the two sides of the groove wall of the fixed groove are respectively provided with a limiting groove, the two sides of the inserting groove are respectively provided with an inserting mechanism, the two sides of the lower end of the groove wall of the connecting groove are respectively fixedly provided, a limiting mechanism is arranged in the blind hole, and a transmission mechanism is arranged in the middle of the rod wall of the bidirectional screw rod.
Preferably, the grafting moving mechanism includes the slider that two symmetries set up, two the slider all with the pole wall threaded connection of two-way lead screw, and the top all fixes and is equipped with the montant, the pole wall top of montant pass the bar and lead to the groove and with the pole wall lower extreme fixed connection of slide bar, the slider is connected with the internal surface top contact of U-shaped board.
Preferably, the inserting mechanism comprises an inserting block, a pull rod, a pull plate and a first spring, the inserting block is in contact connection with the groove wall of the inserting groove, the other end of the inserting block is fixedly connected with the pull rod, the other end of the pull rod penetrates through the fixing groove and the connecting seat and extends to the outside, the other end of the pull rod is fixedly connected with the pull plate, the first spring is sleeved with the rod wall of the pull rod, two ends of the first spring are respectively fixedly connected with the connecting seat and the pull plate, and a pull ring is fixedly arranged on the other side of the pull plate.
Preferably, the transmission mechanism comprises a first bevel gear and a second bevel gear, the first bevel gear is fixedly sleeved with the rod wall of the bidirectional screw rod, the top of the groove wall of the rotating groove is rotatably connected with a rotating rod through a second rotating bearing, the upper end of the rod wall of the rotating rod penetrates through the first disc body and is positioned in the placing groove and is fixedly connected with the second bevel gear, and the first bevel gear is meshed with the second bevel gear.
Preferably, the telescopic mechanism comprises a bolt, a third annular groove is formed in the bottom of the inner surface of the sleeve, a rotating plate is connected to the groove wall of the third annular groove in a contact mode, threads are formed in the inner surface of the sleeve, the bolt is in threaded connection with the sleeve, a second spring is fixedly arranged between the bolt and the rotating plate, and the top of the bolt is fixedly connected with the spiral welding piece.
Preferably, stop gear includes two stoppers, the spout has all been seted up to the pore wall both sides of blind hole, stopper and the pole wall fixed connection of slide bar, and with the cell wall contact of spout be connected, it is equipped with the third spring to fix between the pore wall of slide bar and blind hole.
Preferably, the bottom of the rotating rod is fixedly provided with a rotating block.
(III) advantageous effects
Compared with the prior art, the invention provides full-welding equipment for a remote transmission sealing element, which has the following beneficial effects:
1. this an all welding equipment for teletransmission sealing member through the U-shaped board, lead screw, drive mechanism, stop gear and the turning block and the removal grafting mechanism that are equipped with, carries out just firm connection to the connecting seat.
2. This an all welding equipment for teletransmission sealing member through telescopic machanism and the grafting mechanism that is equipped with, can carry out stable convenient connection to the spiral weldment and fix.
Drawings
FIG. 1 is a schematic structural view of an all-welding apparatus for a remote transmission seal according to the present invention;
FIG. 2 is a sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged view of a portion B of FIG. 1;
FIG. 4 is an enlarged view of a portion C of FIG. 1;
FIG. 5 is an enlarged view of a portion D of FIG. 1;
fig. 6 is an enlarged view of a portion E in fig. 1.
In the figure: the device comprises a first disc body 1, a second disc body 2, a connecting seat 3, a spiral welding piece 4, a U-shaped plate 5, a bidirectional screw rod 6, a fixed block 7, a sleeve 8, a limiting rod 9, a sliding rod 10, a wedge block 11, a sliding block 12, a vertical rod 13, an insertion block 14, a pull rod 15, a pull plate 16, a first spring 17, a pull ring 18, a first bevel gear 19, a second bevel gear 20, a rotating rod 21, a bolt 22, a rotating plate 23, a second spring 24, a limiting block 25, a rotating block 26 and a third spring 27.
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.
Referring to fig. 1-6, an all-welding device for remote-transmission sealing elements comprises a first tray body 1, a second tray body 2, a connecting seat 3 and a spiral welding element 4, wherein the second tray body 2 is positioned above the first tray body 1, the bottom of the second tray body is fixedly connected with the top of the first tray body 1, the top of the second tray body 2 is provided with a connecting groove, the top of the second tray body 2 is provided with a first annular groove and a second annular groove respectively positioned at the outer side of the connecting groove, the first annular groove is positioned inside the second annular groove, a rotating groove is arranged at the middle position of the bottom of the first tray body 1, a placing groove is arranged at the bottom of the second tray body 2, the top of the placing groove is provided with a mounting groove, a U-shaped plate 5 is transversely and fixedly arranged at the lower end of the inner surface of the connecting groove, two ends of the inner surface of the U-shaped plate 5 are rotatably connected with, the two sides of the top of the U-shaped plate 5 are respectively provided with a strip-shaped through groove, the connecting seat 3 is in contact connection with the top of the U-shaped plate 5, the lower ends of the two sides of the outer surface are respectively provided with a wedge-shaped groove, the U-shaped plate 5 is arranged to support and place the connecting seat 3, the top of the connecting seat 3 is provided with a fixed groove, the groove wall of the fixed groove is in contact connection with a fixed block 7, the top of the fixed block 7 is fixedly provided with a sleeve 8, a spiral welding part 4 is positioned above the sleeve 8, a telescopic mechanism is arranged inside the sleeve 8, the two sides of the outer surface of the fixed block 7 are respectively provided with an inserting groove, the two sides of the groove wall of the fixed groove are respectively provided with a limiting groove, the two sides of the groove wall lower end of the connecting groove are respectively fixedly provided with a limiting rod, a limiting mechanism is arranged in the blind hole, and a transmission mechanism is arranged in the middle of the rod wall of the bidirectional screw rod 6.
The plug-in moving mechanism comprises two symmetrically arranged sliding blocks 12, the two sliding blocks 12 are in threaded connection with the rod wall of the bidirectional screw rod 6, vertical rods 13 are fixedly arranged at the tops of the two sliding blocks, the top of the rod wall of each vertical rod 13 penetrates through the strip-shaped through groove and is fixedly connected with the lower end of the rod wall of each sliding rod 10, the sliding blocks 12 are in contact connection with the top of the inner surface of the U-shaped plate 5 and are in contact with the U-shaped plate 5 through the sliding blocks 12, and therefore the sliding blocks 12 are limited in moving.
Grafting mechanism is including inserted block 14, pull rod 15, arm-tie 16 and first spring 17, inserted block 14 is connected with the cell wall contact of slot, and the other end and pull rod 15 fixed connection, the other end of pull rod 15 passes fixed slot and connecting seat 3 and extends to the outside, the other end and the arm-tie 16 fixed connection of pull rod 15, first spring 17 cup joints with the pole wall of pull rod 15, and both ends respectively with connecting seat 3 and arm-tie 16 fixed connection, the fixed pull ring 18 that is equipped with of opposite side of arm-tie 16, it is convenient for spur to set up pull ring 18 pull rod 15.
The transmission mechanism comprises a first bevel gear 19 and a second bevel gear 20, the first bevel gear 19 is fixedly sleeved with the rod wall of the bidirectional screw rod 6, the top of the groove wall of the rotating groove is rotatably connected with a rotating rod 21 through a second rotating bearing, the upper end of the rod wall of the rotating rod 21 penetrates through the first disc body 1 and is positioned in the placing groove, the upper end of the rod wall of the rotating rod 21 is fixedly connected with the second bevel gear 20, and the first bevel gear 19 is meshed with the second bevel gear 20.
Telescopic machanism includes bolt 22, and the third ring channel has been seted up to 8 internal surface bottoms of sleeve pipes, and the cell wall contact of third ring channel is connected with changes board 23, and the internal surface of sleeve pipe 8 is seted up threadedly, bolt 22 and 8 threaded connection of sleeve pipe, and with change fixedly between the board 23 and be equipped with second spring 24, the top and the 4 fixed connection of spiral weldment of bolt 22 set up second spring 24 and place bolt 22 and the production when 8 screw-thread fit of sleeve pipes and rock.
Stop gear includes two stopper 25, and the spout has all been seted up to the pore wall both sides of blind hole, stopper 25 and the pole wall fixed connection of slide bar 10, and be connected with the cell wall contact of spout, fixedly between the pore wall of slide bar 10 and blind hole being equipped with third spring 27, the fixed turning block 26 that is equipped with in bottom of bull stick 21 sets up stopper 26 and is convenient for rotate bull stick 21.
To sum up, in the all-welding device for the remote-transmission sealing element, when in use, the connecting seat 3 is firstly placed on the top of the U-shaped plate 5, then the rotating block 26 is rotated to be in meshing transmission through the first bevel gear 19 and the second bevel gear 20, so that the two-way screw rod 6 drives the two sliding blocks 12 to slide relatively, the sliding blocks 12 drive the sliding rods 10 to move through the vertical rods 13, the sliding rods 10 are driven to move in the limiting rods 9 under the limiting pulling of the limiting blocks 25 and the third springs 27, the wedge blocks 11 are pushed to be inserted into the wedge grooves in the connecting seat 3, the connecting seat 3 is fixed, then the pull rings 18 on the two sides of the connecting seat 3 are pulled simultaneously, the pull plates 16 drive the pull rods 15 to pull the plug blocks 14, the first springs 17 are compressed, when the plug blocks 14 are pulled into the limiting grooves, the fixing blocks 7 are placed in the fixing grooves, then the two pull, the inserted block 14 is inserted into the slot through the elastic recovery of the first spring 17, the spiral weldment 4 is fixed, when the length of the spiral weldment 4 needs to be adjusted during use, the bolt 22 is rotated to enable the bolt to be in threaded fit with the inside of the sleeve 8 and slowly move upwards, the bolt 22 moves upwards to drive the second spring 24 to move upwards, and the second spring 24 moves upwards and rotates through the contact of the rotating plate 23 and the third annular groove while moving upwards.
It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an all-welded equipment for teletransmission sealing member, includes first disk body (1), second disk body (2), connecting seat (3) and spiral weldment (4), its characterized in that: the second tray body (2) is positioned above the first tray body (1), the bottom of the second tray body is fixedly connected with the top of the first tray body (1), the top of the second tray body (2) is provided with a connecting groove, the top of the second tray body (2) is positioned outside the connecting groove and is respectively provided with a first annular groove and a second annular groove, the first annular groove is positioned inside the second annular groove, the middle position of the bottom of the first tray body (1) is provided with a rotating groove, the bottom of the second tray body (2) is provided with a placing groove, the top of the placing groove is provided with a mounting groove, the lower end of the inner surface of the inner wall of the connecting groove is transversely and fixedly provided with a U-shaped plate (5), the two ends of the inner surface of the U-shaped plate (5) are rotatably connected with a bidirectional screw rod (6) through a first rotating bearing, and the rod wall of the bidirectional, the top both sides of U-shaped plate (5) all seted up the bar and led to the groove, connecting seat (3) are connected with the top contact of U-shaped plate (5), and surface both sides lower extreme has all seted up the wedge groove, the fixed slot has been seted up at the top of connecting seat (3), the cell wall contact of fixed slot is connected with fixed block (7), the fixed sleeve pipe (8) that is equipped with in top of fixed block (7), spiral weldment (4) are located the top of sleeve pipe (8), the inside telescopic machanism that is provided with of sleeve pipe (8), the slot has all been seted up to the surface both sides of fixed block (7), the cell wall both sides of fixed slot have all been seted up the spacing groove, the both sides of slot all are equipped with grafting mechanism, the cell wall lower extreme both sides of slot all fixedly are equipped with gag lever post (9), the inside of the pole wall of gag lever, the other end of slide bar (10) is fixed and is equipped with wedge (11), wedge (11) are connected with the cell wall contact of wedge groove, be equipped with stop gear in the blind hole, the pole wall intermediate position of two-way lead screw (6) is provided with drive mechanism.
2. An all-welding apparatus for remote seals according to claim 1, wherein: grafting moving mechanism includes slider (12) that two symmetries set up, two slider (12) all with the pole wall threaded connection of two-way lead screw (6), and the top is all fixed and is equipped with montant (13), the pole wall top of montant (13) pass the bar and lead to the groove and with the pole wall lower extreme fixed connection of slide bar (10), slider (12) are connected with the internal surface top contact of U-shaped board (5).
3. An all-welding apparatus for remote seals according to claim 1, wherein: grafting mechanism includes inserted block (14), pull rod (15), arm-tie (16) and first spring (17), inserted block (14) are connected with the cell wall contact of slot, and the other end and pull rod (15) fixed connection, the other end of pull rod (15) passes fixed slot and connecting seat (3) and extends to the outside, the other end and arm-tie (16) fixed connection of pull rod (15), first spring (17) cup joints with the pole wall of pull rod (15), and both ends respectively with connecting seat (3) and arm-tie (16) fixed connection, the fixed pull ring (18) that is equipped with of opposite side of arm-tie (16).
4. An all-welding apparatus for remote seals according to claim 1, wherein: the transmission mechanism comprises a first bevel gear (19) and a second bevel gear (20), the first bevel gear (19) is fixedly sleeved with the rod wall of the bidirectional screw rod (6), the top of the groove wall of the rotating groove is rotatably connected with a rotating rod (21) through a second rotating bearing, the upper end of the rod wall of the rotating rod (21) penetrates through the first disc body (1) and is positioned in the placing groove, the upper end of the rod wall of the rotating rod is fixedly connected with the second bevel gear (20), and the first bevel gear (19) is meshed with the second bevel gear (20).
5. An all-welding apparatus for remote seals according to claim 1, wherein: telescopic machanism includes bolt (22), the third ring channel has been seted up to sleeve pipe (8) internal surface bottom, the cell wall contact of third ring channel is connected with changes board (23), the internal surface of sleeve pipe (8) has seted up the screw thread, bolt (22) and sleeve pipe (8) threaded connection, and with change fixedly between board (23) be equipped with second spring (24), the top and spiral weldment (4) fixed connection of bolt (22).
6. An all-welding apparatus for remote seals according to claim 1, wherein: stop gear includes two stopper (25), the spout has all been seted up to the pore wall both sides of blind hole, stopper (25) and the pole wall fixed connection of slide bar (10), and be connected with the cell wall contact of spout, be fixed between the pore wall of slide bar (10) and blind hole and be equipped with third spring (27).
7. An all-welding apparatus for remote seals according to claim 4, wherein: and a rotating block (26) is fixedly arranged at the bottom of the rotating rod (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010843936.6A CN111982388A (en) | 2020-08-20 | 2020-08-20 | All-welding equipment for remote transmission sealing element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010843936.6A CN111982388A (en) | 2020-08-20 | 2020-08-20 | All-welding equipment for remote transmission sealing element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111982388A true CN111982388A (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010843936.6A Withdrawn CN111982388A (en) | 2020-08-20 | 2020-08-20 | All-welding equipment for remote transmission sealing element |
Country Status (1)
| Country | Link |
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| CN (1) | CN111982388A (en) |
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| CN204487513U (en) * | 2015-01-29 | 2015-07-22 | 山东豪迈机械科技股份有限公司 | The universal positioning and clamping device of a kind of workpiece |
| CN106853566A (en) * | 2017-03-01 | 2017-06-16 | 李明科 | A kind of welding set easy to use |
| CN107378332A (en) * | 2017-07-31 | 2017-11-24 | 安徽华众焊业有限公司 | A kind of welding set simple in construction |
| CN207447698U (en) * | 2017-09-22 | 2018-06-05 | 天津市英源焊接技术有限公司 | A kind of welding jigs and fixtures |
| CN207577623U (en) * | 2017-11-08 | 2018-07-06 | 苏州卓航电子有限公司 | A kind of equipment that high temperature weldment is taken out from the reflow ovens of production earphone mainboard |
| CN109056818A (en) * | 2018-08-27 | 2018-12-21 | 嘉兴汇昌塑业有限公司 | A kind of leak check well bellmouth convenient for operation |
| CN109296851A (en) * | 2018-10-30 | 2019-02-01 | 西安华恒仪表制造有限公司 | A kind of full welder of teletransmission sealing element |
| CN208706910U (en) * | 2018-08-10 | 2019-04-05 | 深圳国瑞电气有限公司 | A kind of line branch terminal convenient for disassembly and assembly with good sealing property |
| CN209394206U (en) * | 2018-11-22 | 2019-09-17 | 广州市富鑫机械设备有限公司 | A kind of manual welding fixture |
| CN209886962U (en) * | 2019-01-26 | 2020-01-03 | 无锡市迅驰焊接设备制造有限公司 | Cantilever type welding machine support for flange welding |
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2020
- 2020-08-20 CN CN202010843936.6A patent/CN111982388A/en not_active Withdrawn
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204487513U (en) * | 2015-01-29 | 2015-07-22 | 山东豪迈机械科技股份有限公司 | The universal positioning and clamping device of a kind of workpiece |
| CN106853566A (en) * | 2017-03-01 | 2017-06-16 | 李明科 | A kind of welding set easy to use |
| CN107378332A (en) * | 2017-07-31 | 2017-11-24 | 安徽华众焊业有限公司 | A kind of welding set simple in construction |
| CN207447698U (en) * | 2017-09-22 | 2018-06-05 | 天津市英源焊接技术有限公司 | A kind of welding jigs and fixtures |
| CN207577623U (en) * | 2017-11-08 | 2018-07-06 | 苏州卓航电子有限公司 | A kind of equipment that high temperature weldment is taken out from the reflow ovens of production earphone mainboard |
| CN208706910U (en) * | 2018-08-10 | 2019-04-05 | 深圳国瑞电气有限公司 | A kind of line branch terminal convenient for disassembly and assembly with good sealing property |
| CN109056818A (en) * | 2018-08-27 | 2018-12-21 | 嘉兴汇昌塑业有限公司 | A kind of leak check well bellmouth convenient for operation |
| CN109296851A (en) * | 2018-10-30 | 2019-02-01 | 西安华恒仪表制造有限公司 | A kind of full welder of teletransmission sealing element |
| CN209394206U (en) * | 2018-11-22 | 2019-09-17 | 广州市富鑫机械设备有限公司 | A kind of manual welding fixture |
| CN209886962U (en) * | 2019-01-26 | 2020-01-03 | 无锡市迅驰焊接设备制造有限公司 | Cantilever type welding machine support for flange welding |
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Application publication date: 20201124 |