CN114589275B - Clamping device for pressure welding of construction steel bars - Google Patents
Clamping device for pressure welding of construction steel bars Download PDFInfo
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- CN114589275B CN114589275B CN202210340593.0A CN202210340593A CN114589275B CN 114589275 B CN114589275 B CN 114589275B CN 202210340593 A CN202210340593 A CN 202210340593A CN 114589275 B CN114589275 B CN 114589275B
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- clamping plate
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- steel bars
- reinforcing steel
- control box
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- 238000003466 welding Methods 0.000 title claims abstract description 35
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 33
- 239000010959 steel Substances 0.000 title claims abstract description 33
- 238000010276 construction Methods 0.000 title claims abstract description 23
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 58
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 12
- 235000017491 Bambusa tulda Nutrition 0.000 description 12
- 241001330002 Bambuseae Species 0.000 description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 12
- 239000011425 bamboo Substances 0.000 description 12
- 210000003437 trachea Anatomy 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 230000003014 reinforcing effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000003405 preventing effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F15/00—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire
- B21F15/02—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire
- B21F15/06—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire with additional connecting elements or material
- B21F15/08—Connecting wire to wire or other metallic material or objects; Connecting parts by means of wire wire with wire with additional connecting elements or material making use of soldering or welding
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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
- B23K25/00—Slag welding, i.e. using a heated layer or mass of powder, slag, or the like in contact with the material to be joined
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention is suitable for the field of constructional engineering, and provides a clamping device for pressure welding of construction steel bars, which comprises a lower clamping plate and an upper clamping plate, wherein the lower clamping plate and the first clamping plate are matched and used for clamping and fixing lower steel bars, and the upper clamping plate and the first clamping plate are matched and used for clamping and fixing upper steel bars; the lower clamping plate and the upper clamping plate are provided with a supporting transmission assembly at one side far away from the clamping opening, and the supporting transmission assembly is used for stably supporting the lower clamping plate and the upper clamping plate and controlling the movement position of the upper clamping plate relative to the lower clamping plate; the clamping control assembly is fixedly arranged on the supporting transmission assembly and is used for simultaneously controlling the clamping plates in the lower clamping plate and the upper clamping plate to clamp and fix the corresponding lower reinforcing steel bars and the corresponding upper reinforcing steel bars. The device can be quickly arranged on the upper reinforcing steel bars and the lower reinforcing steel bars to be welded, and the upper reinforcing steel bars are controlled to stably move to perform pressure welding operation, so that the working efficiency is improved.
Description
Technical Field
The invention belongs to the field of constructional engineering, and particularly relates to a clamping device for pressure welding of construction steel bars.
Background
The electroslag pressure welding of steel bars is a pressure welding method which is to place two steel bars into a vertical butt joint mode, form an arc process and an electroslag process under a flux layer by utilizing welding current through gaps of the two steel bars, generate arc heat and resistance heat, melt the steel bars and finish pressurization.
The existing clamping device for pressure welding of reinforcing steel bars is unreasonable in structure, cannot be installed on upper reinforcing steel bars and lower reinforcing steel bars to be welded quickly, and can control the upper reinforcing steel bars to stably move for pressure welding operation, so that working efficiency is affected.
Therefore, in view of the above-mentioned situations, there is an urgent need to develop a clamping device for pressure welding of construction steel bars to overcome the shortcomings in the current practical application.
Disclosure of Invention
The embodiment of the invention aims to provide a clamping device for pressure welding of construction steel bars, and aims to solve the problems that the existing device cannot be quickly installed on upper steel bars and lower steel bars to be welded, and the upper steel bars are controlled to stably move to perform pressure welding operation, so that the working efficiency is affected.
The embodiment of the invention is realized in such a way that the clamping device for pressure welding of the construction steel bar comprises a lower clamping plate and an upper clamping plate, wherein the lower clamping plate and the upper clamping plate have the same structure, and one sides of the lower clamping plate and the upper clamping plate are respectively provided with a clamping opening, and the clamping device further comprises: the lower clamping plate and the upper clamping plate are provided with mounting grooves communicated with the clamping openings on one side close to the clamping openings, the mounting grooves are matched with the peripheral outline of the clamping openings, two sides of each mounting groove are respectively provided with a clamping plate I in an arc shape, one end, close to each clamping plate I, of each clamping plate I is rotatably provided with a supporting shaft, and two ends of each supporting shaft are fixedly connected with the cavity wall of each mounting groove; the lower clamping plate and the first clamping plate are matched and used for clamping and fixing the lower reinforcing steel bars, and the upper clamping plate and the first clamping plate are matched and used for clamping and fixing the upper reinforcing steel bars; the support transmission assembly is arranged on one side, far away from the clamping opening, of the lower clamping plate and the upper clamping plate, and is used for stably supporting the lower clamping plate and the upper clamping plate and controlling the movement position of the upper clamping plate relative to the lower clamping plate; the clamping control assembly is installed and fixed on the supporting transmission assembly and is used for simultaneously controlling the clamping plates in the lower clamping plate and the upper clamping plate to clamp and fix corresponding lower reinforcing steel bars and upper reinforcing steel bars;
the clamping control assembly comprises a clamping control box, an arc telescopic cylinder, a communicating piece and a control piece, wherein the clamping control box is fixedly arranged on one side, far away from a lower clamping plate, of a fixed block, the control piece is arranged on the clamping control box, the arc telescopic cylinder is fixedly arranged on one side, far away from a clamping opening, of a clamping plate I, of the lower clamping plate and an upper clamping plate I, a telescopic mandrel of the arc telescopic cylinder is connected with the clamping plate I, the clamping control box is also connected with the arc telescopic cylinders of the lower clamping plate and the upper clamping plate I through the communicating piece, the control piece is used for simultaneously controlling the arc telescopic cylinders arranged in the lower clamping plate I and the upper clamping plate I to carry out telescopic action, and then clamping and fixing the lower clamping plate I and the upper clamping plate I on a lower reinforcing steel bar through the lower clamping plate I and the upper clamping plate I;
the connecting piece is including connector, trachea and air cavity, the connector is installed on the centre gripping control box, just the one end intercommunication that the inner chamber of connector and centre gripping control box is close to the fixed block, all be equipped with the air cavity that is used for making the flexible cylinder intercommunication of two arcs in lower carriage release board and the upper carriage release board, be connected with two trachea on the connector, two trachea keep away from the one end of connector and be connected with lower carriage release board and upper carriage release board respectively, and two trachea correspond with lower carriage release board and the last air cavity intercommunication in the carriage release board.
Further technical scheme, support drive assembly is including fixed block, a threaded rod, movable block and movable rotating member, lower clamping plate and upper clamping plate keep away from one side of holding mouth and install respectively and be fixed with fixed block and movable block, rotate on the fixed block and install a threaded rod, a threaded rod passes the movable block, just a threaded rod and movable block internal thread fit connection, a threaded rod is kept away from the one end of fixed block and is installed movable rotating member.
Further technical scheme, but movable rotating member is including bulb, a lantern ring and movable rotary rod, the one end installation that the fixed block was kept away from to the threaded rod is fixed with a lantern ring, and a movable rotary rod is worn to establish in the interior cooperation of a lantern ring, and a bulb is all installed and is fixed with at movable rotary rod's both ends, just the diameter of bulb is greater than the internal diameter of a lantern ring.
According to a further technical scheme, one guide outer cylinder is fixedly arranged on one side, opposite to the movable block and the fixed block, of each movable block, and a guide inner rod is arranged between the two guide outer cylinders in a sliding fit mode.
According to a further technical scheme, the circle center of the arc-shaped telescopic cylinder is located on the central axis of the supporting shaft; when two clamping plates are used for clamping and fixing a pair of reinforcing steel bars, the distance between one ends, far away from the supporting shaft, of the two clamping plates is smaller than the diameter of the reinforcing steel bars to be clamped.
Further technical scheme, the control is including crank, rocker, no. two lantern rings, screw thread section of thick bamboo, no. two threaded rods and control panel, cooperation slip is equipped with a control panel in the inner chamber of centre gripping control box, and one side that the fixed block was kept away from to the control panel is installed and is fixed with No. two threaded rods, and cooperation threaded connection has a screw thread section of thick bamboo on the No. two threaded rods, and the screw thread section of thick bamboo stretches out from the tip of centre gripping control box, just the tip of centre gripping control box still installs and is fixed with No. two lantern rings, no. two lantern rings and screw thread section of thick bamboo cooperation swivelling joint, the one end installation that the control panel was kept away from to the screw thread section of thick bamboo is fixed with the rocker, and the one end rotation that the screw thread section of thick bamboo was kept away from to the rocker is installed a crank.
According to a further technical scheme, a plurality of buffer parts are further arranged on one side, close to the fixed block, of the control board, the buffer parts are made of elastic materials, and are of hollow hemispherical structures and are fixed on the control board in a sealing mode; the one end that the centre gripping control box is close to the fixed block still installs the barometer, the barometer is used for monitoring the atmospheric pressure of centre gripping control box inner chamber.
According to the clamping device for pressure welding of the building reinforcing steel bars, provided by the embodiment of the invention, the clamping control assembly is used for simultaneously controlling the clamping and fixing of the corresponding lower reinforcing steel bars and upper reinforcing steel bars of the clamping plates in the lower clamping plate and the upper clamping plate through the arrangement of the first clamping plate on the inner side of the lower clamping plate and the first clamping plate on the inner side of the upper clamping plate, so that the device can be conveniently and rapidly installed on the upper reinforcing steel bars and the lower reinforcing steel bars to be welded; after the device is fixed, the upper clamping plate is controlled to move relative to the lower clamping plate through the supporting transmission assembly during welding, namely, the abutting surface of the upper reinforcing steel bar and the lower reinforcing steel bar is in pressure contact, so that the construction reinforcing steel bar pressure welding is normally carried out, the operation is simple, the stability and the reliability are improved, and the working efficiency can be improved.
Drawings
Fig. 1 is a schematic perspective view of a clamping device for pressure welding construction steel bars according to an embodiment of the present invention;
fig. 2 is a schematic front view of a clamping device for pressure welding construction steel bars according to an embodiment of the present invention;
fig. 3 is a schematic top view of a lower clamping plate and an upper clamping plate in the clamping device for pressure welding of construction steel bars according to the embodiment of the invention;
fig. 4 is a schematic view of a structure of fig. 3 for clamping a reinforcing bar;
fig. 5 is a schematic cross-sectional structure diagram of a clamping control box portion in a clamping device for pressure welding of construction steel bars according to an embodiment of the present invention.
In the figure: the device comprises a crank, a rocker, a 3-clamping control box, a 4-fixed block, a 5-lower clamping plate, a 6-clamping opening, a 7-mounting groove, a 8-clamping plate I, a 9-air pipe, a 10-upper clamping plate, a 11-ball head, a 12-first lantern ring, a 13-movable rotating rod, a 14-first threaded rod, a 15-movable block, a 16-guiding inner rod, a 17-guiding outer cylinder, a 18-barometer, a 19-upper reinforcing steel bar, a 20-lower reinforcing steel bar, a 21-arc-shaped telescopic cylinder, a 22-air cavity, a 23-supporting shaft, a 24-second lantern ring, a 25-threaded cylinder, a 26-second threaded rod, a 27-control plate, a 28-buffer piece and a 29-connector.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Specific implementations of the invention are described in detail below in connection with specific embodiments.
As shown in fig. 1 and fig. 2, the clamping device for pressure welding of construction steel bars provided in one embodiment of the present invention includes a lower clamping plate 5 and an upper clamping plate 10, the lower clamping plate 5 and the upper clamping plate 10 have the same structure, one sides of the lower clamping plate 5 and the upper clamping plate 10 are provided with clamping openings 6, the clamping openings 6 are preferably semicircular, and the clamping openings 6 facilitate clamping the clamping openings to the steel bars, and the clamping device further includes:
the clamping plates I8 are arranged on the inner sides of the lower clamping plate 5 and the upper clamping plate 10, the lower clamping plate 5 and the clamping plate I8 are matched and used for clamping and fixing on the lower reinforcing steel bar 20, and the upper clamping plate 10 and the clamping plate I8 are matched and used for clamping and fixing the upper reinforcing steel bar 19;
the support transmission assembly is arranged on one side, far away from the clamping opening 6, of the lower clamping plate 5 and the upper clamping plate 10, and is used for stably supporting the lower clamping plate 5 and the upper clamping plate 10 and controlling the movement position of the upper clamping plate 10 relative to the lower clamping plate 5;
the clamping control assembly is fixedly arranged on the supporting transmission assembly and is used for simultaneously controlling the clamping plates in the lower clamping plate 5 and the upper clamping plate 10 to clamp and fix the corresponding lower reinforcing steel bars 20 and the corresponding upper reinforcing steel bars 19.
In the embodiment of the invention, the lower clamping plate 5 and the first clamping plate 8 on the inner side of the upper clamping plate 10 are arranged, and the clamping control assembly can simultaneously control the clamping plates in the lower clamping plate 5 and the first clamping plate 8 in the upper clamping plate 10 to clamp and fix the corresponding lower reinforcing steel bars 20 and the upper reinforcing steel bars 19, so that the device is convenient to rapidly install on the upper reinforcing steel bars 19 and the lower reinforcing steel bars 20 to be welded, the arrangement of electroslag and sleeves between the upper reinforcing steel bars 19 and the lower reinforcing steel bars 20 is not limited, and the conventional technology is adopted; after the device is fixed, the upper clamping plate 10 is controlled to move relative to the lower clamping plate 5 through the supporting transmission assembly during welding, namely, the abutting surfaces of the upper reinforcing steel bars 19 and the lower reinforcing steel bars 20 are in pressure contact, so that the construction reinforcing steel bar pressure welding is normally carried out, the operation is simple, the stability and the reliability are improved, and the working efficiency can be improved.
As shown in fig. 1 and fig. 2, as a preferred embodiment of the present invention, the supporting transmission assembly includes a fixed block 4, a first threaded rod 14, a movable block 15 and a movable rotating member, the lower clamping plate 5 and the upper clamping plate 10 are preferably disposed in parallel, the fixed block 4 and the movable block 15 are respectively mounted on a side of the lower clamping plate 5 and the upper clamping plate 10, which is far away from the clamping opening 6, a first threaded rod 14 is rotatably mounted on the fixed block 4, the first threaded rod 14 passes through the movable block 15, and the first threaded rod 14 is in threaded fit connection with the movable block 15, and a movable rotating member is mounted on an end of the first threaded rod 14, which is far away from the fixed block 4.
Further, the movable rotating piece comprises a ball head 11, a first lantern ring 12 and a movable rotating rod 13, wherein the first lantern ring 12 is fixedly arranged at one end, far away from the fixed block 4, of the first threaded rod 14, the movable rotating rod 13 is arranged in a sliding fit manner in the first lantern ring 12 in a penetrating manner, the ball head 11 is fixedly arranged at two ends of the movable rotating rod 13 in a mounting manner, the diameter of the ball head 11 is larger than the inner diameter of the first lantern ring 12, and the whole formed by the ball head 11 and the movable rotating rod 13 is prevented from slipping from the first lantern ring 12.
Further, a guiding outer cylinder 17 is fixedly arranged on one side of the movable block 15 opposite to the fixed block 4, a guiding inner rod 16 is arranged between the two guiding outer cylinders 17 in a sliding fit mode, and the movement of the movable block 15 can be stably guided through the guiding inner rod 16, so that the movable block 15 is prevented from twisting during movement. In addition, when the guide inner rod 16 and the guide outer tube 17 are not provided, the lower clamping plate 5 and the upper clamping plate 10 are fixed to the lower reinforcing steel bar 20 and the upper reinforcing steel bar 19, respectively, and then the torsion preventing effect can be achieved by utilizing the limit effect of the lower reinforcing steel bar 20 and the upper reinforcing steel bar 19.
In the embodiment of the invention, when pressure welding is performed, the movable block 15 can be close to the fixed block 4 by operating the movable rotary rod 13 to rotate the first threaded rod 14, so that the upper reinforcing steel bar 19 on the upper clamping plate 10 is close to the lower reinforcing steel bar 20 on the lower clamping plate 5, and the purpose of pressure abutting welding is achieved. In addition, the guide inner rod 16 and the guide outer cylinder 17 have the auxiliary guide effect, so that the stability and reliability of the movement of the movable block 15 are improved; the movable rotary rod 13 can move relative to the first lantern ring 12, so that the operation requirements of different working condition spaces can be met conveniently.
As shown in fig. 1-5, as a preferred embodiment of the present invention, a mounting groove 7 communicating with the clamping opening 6 is formed on a side of the lower clamping plate 5 and the upper clamping plate 10 close to the clamping opening 6, the mounting groove 7 is matched with the peripheral outline of the clamping opening 6, two sides of the mounting groove 7 are respectively provided with a clamping plate 8 in an arc shape, one end of each clamping plate 8 close to the other is rotatably provided with a supporting shaft 23, two ends of the supporting shaft 23 are fixedly connected with the cavity wall of the mounting groove 7, and the clamping plates 8 can be rotatably supported by the supporting shafts 23.
The clamping control assembly comprises a clamping control box 3, an arc telescopic cylinder 21, a communicating piece and a control piece, wherein the clamping control box 3 is fixedly arranged on one side, far away from the lower clamping plate 5, of the fixed block 4, the control piece is arranged on the clamping control box 3, the arc telescopic cylinder 21 is fixedly arranged on one side, far away from the clamping opening 6, of the clamping plate 8 in the lower clamping plate 5 and the upper clamping plate 10, a telescopic mandrel of the arc telescopic cylinder 21 is connected with the clamping plate 8, the clamping control box 3 is further connected with the arc telescopic cylinder 21 of the lower clamping plate 5 and the upper clamping plate 10 through the communicating piece, the control piece is used for simultaneously controlling the arc telescopic cylinder 21 arranged in the lower clamping plate 5 and the upper clamping plate 10 to conduct telescopic action, and then the lower clamping plate 5 and the clamping plate 8 are matched and clamped and fixed on the lower reinforcing steel bar 20 through the upper clamping plate 10 and the clamping plate 8.
Further, the center of the arc-shaped telescopic cylinder 21 is located on the central axis of the supporting shaft 23, so that the arc-shaped telescopic cylinder 21 can push the clamping plate I8 to rotate; when the two clamping plates 8 clamp and fix the reinforcing steel bars, the distance between the two ends of the two clamping plates 8 far away from the supporting shaft 23 is smaller than the diameter of the reinforcing steel bars to be clamped, so that the clamping plates 8 are matched with the lower clamping plate 5 and the upper clamping plate 10 to reliably clamp and fix the reinforcing steel bars, as shown in fig. 4.
Further, the communicating member is including connector 29, trachea 9 and air cavity 22, connector 29 installs on the centre gripping control box 3, just connector 29 communicates with the one end that the inner chamber of centre gripping control box 3 is close to fixed block 4, all be equipped with the air cavity 22 that is used for making two arc telescopic cylinder 21 intercommunication in lower level grip block 5 and the upper position grip block 10, be connected with two trachea 9 on the connector 29, two trachea 9 keep away from the one end of connector 29 and are connected with lower level grip block 5 and upper position grip block 10 respectively, and two trachea 9 correspond with the air cavity 22 intercommunication in lower level grip block 5 and the upper position grip block 10, the seting up of air cavity 22 specifically does not do not limit, as long as can guarantee trachea 9 through air cavity 22 and two arc telescopic cylinder 21 intercommunication.
Further, the control piece is including crank 1, rocker 2, no. two lantern rings 24, screw thread section of thick bamboo 25, no. two threaded rods 26 and control panel 27, cooperation slip is equipped with a control panel 27 in the inner chamber of centre gripping control box 3, and one side installation that fixed block 4 was kept away from to control panel 27 is fixed with No. two threaded rods 26, and cooperation threaded connection has a screw thread section of thick bamboo 25 on No. two threaded rods 26, and screw thread section of thick bamboo 25 stretches out from the tip of centre gripping control box 3, just the tip of centre gripping control box 3 still installs and is fixed with No. two lantern rings 24, no. two lantern rings 24 and screw thread section of thick bamboo 25 cooperation rotation are connected, the one end installation that control panel 27 was kept away from to screw thread section of thick bamboo 25 is fixed with rocker 2, and one end rotation that screw thread section of thick bamboo 25 was kept away from to rocker 2 installs a crank 1. Furthermore, a plurality of buffer members 28 are further installed on one side of the control board 27, which is close to the fixed block 4, the buffer members 28 are made of elastic materials, the buffer members 28 are of hollow hemispherical structures, the buffer members 28 are fixed on the control board 27 in a sealing manner, an auxiliary buffer effect can be achieved through the buffer members 28, the pneumatic control effect on the arc-shaped telescopic cylinder 21 is improved, and then the clamping effect of the clamping plate 8 on the reinforcing steel bars is improved.
Further, the barometer 18 is still installed to the one end that centre gripping control box 3 is close to fixed block 4, can monitor the atmospheric pressure of centre gripping control box 3 inner chamber through barometer 18, and whether be convenient for learn more audio-visual centre gripping of grip block 8 pair reinforcing bar up to standard.
In the embodiment of the invention, the crank 1 is operated to rotate the rocker 2, so that the threaded cylinder 25 is driven to rotate, the whole formed by the threaded cylinder 25 and the second threaded rod 26 and the control board 27 can move in the clamping control box 3 due to the threaded connection relation of the threaded cylinder 25 and the second threaded rod 26, and then the inner cavity of the clamping control box 3, the air pipe 9 and the air cavity 22 are pneumatically controlled, so that the arc-shaped telescopic cylinder 21 stretches and contracts under the change of air pressure, the clamping and the loosening of the clamping plate I8 are realized, and the operation is convenient and quick. In addition, the air pressure change can be intuitively observed through the air pressure gauge 18, so that whether the clamping of the clamping plate I8 to the steel bars meets the standards or not can be further known; the buffer piece 28 has a better auxiliary buffer effect, namely, the arc-shaped telescopic cylinder 21 has an elastic abutting effect on the clamping plate I8, so that the stable reliability of clamping of the clamping plate I8 is improved.
The embodiment of the invention provides a clamping device for pressure welding of construction steel bars, which can enable the lower clamping plate 5 and the upper clamping plate 10 to be quickly installed and fixed on the lower steel bars 20 and the upper steel bars 19 in a hand-shaking mode through the structural arrangement of the clamping control box 3, the lower clamping plate 5 and the upper clamping plate 10, and is reliable in fixation and high in efficiency; after fixing, through manual rotation movable rotary rod 13, control upper clamping plate 10 relatively lower clamping plate 5 shift position promptly for upper reinforcing bar 19 and lower reinforcing bar 20's butt face pressure contact for construction reinforcing bar pressure welding normally goes on, easy operation, and is reliable and stable, can promote work efficiency, has fine popularization and use value.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (7)
1. The utility model provides a clamping device for construction steel bar pressure welding, includes lower clamping plate and upper clamping plate, lower clamping plate and upper clamping plate's structure are the same, and the clamping mouth has all been seted up to one side of lower clamping plate and upper clamping plate, its characterized in that still includes:
the lower clamping plate and the upper clamping plate are provided with a mounting groove communicated with the clamping opening at one side close to the clamping opening, and the mounting groove is matched with the peripheral outline of the clamping opening;
two sides of the mounting groove are respectively provided with an arc-shaped clamping plate I, one end, close to the clamping plates I, of each clamping plate I is rotatably provided with a supporting shaft, and two ends of each supporting shaft are fixedly connected with the cavity wall of the mounting groove;
the lower clamping plate and the first clamping plate are matched and used for clamping and fixing the lower reinforcing steel bars, and the upper clamping plate and the first clamping plate are matched and used for clamping and fixing the upper reinforcing steel bars;
the support transmission assembly is arranged on one side, far away from the clamping opening, of the lower clamping plate and the upper clamping plate, and is used for stably supporting the lower clamping plate and the upper clamping plate and controlling the movement position of the upper clamping plate relative to the lower clamping plate;
the clamping control assembly is installed and fixed on the supporting transmission assembly and is used for simultaneously controlling the clamping plates in the lower clamping plate and the upper clamping plate to clamp and fix corresponding lower reinforcing steel bars and upper reinforcing steel bars;
the clamping control assembly comprises a clamping control box, an arc-shaped telescopic cylinder, a communicating piece and a control piece;
the clamping control box is fixedly arranged on one side, far away from the lower clamping plate, of the fixing block;
the clamping control box is provided with a control piece;
an arc-shaped telescopic cylinder is also arranged and fixed on one side, far away from the clamping opening, of the clamping plate I in the lower clamping plate and the upper clamping plate, and a telescopic mandrel of the arc-shaped telescopic cylinder is connected with the clamping plate I;
the clamping control box is also connected with the arc-shaped telescopic cylinder of the lower clamping plate and the upper clamping plate through a communication piece;
the control piece is used for simultaneously controlling the arc-shaped telescopic cylinders arranged in the lower clamping plate and the upper clamping plate to perform telescopic action through the communication piece, so that the control piece is clamped and fixed on the lower reinforcing steel bar through the first matching of the lower clamping plate and the clamping plate, and the upper reinforcing steel bar is clamped and fixed through the first matching of the upper clamping plate and the clamping plate;
the communication piece comprises a connector, an air pipe and an air cavity;
the connector is arranged on the clamping control box and is communicated with one end, close to the fixed block, of the inner cavity of the clamping control box;
air cavities for enabling the two arc-shaped telescopic cylinders to be communicated are formed in the lower clamping plate and the upper clamping plate;
the connecting head is connected with two air pipes, one end of the two air pipes, which is far away from the connecting head, is respectively connected with the lower clamping plate and the upper clamping plate, and the two air pipes are correspondingly communicated with the air cavities in the lower clamping plate and the upper clamping plate.
2. The clamping device for pressure welding of construction steel bars according to claim 1, wherein the support transmission assembly comprises a fixed block, a first threaded rod, a movable block and a movable rotating member;
a fixed block and a movable block are respectively arranged and fixed on one side of the lower clamping plate and one side of the upper clamping plate, which are far away from the clamping opening;
the fixed block is rotatably provided with a first threaded rod which passes through the movable block, and the first threaded rod is in threaded fit connection with the movable block;
the movable rotating piece is installed to the one end that the threaded rod was kept away from the fixed block.
3. The clamping device for pressure welding of construction steel bars according to claim 2, wherein the movable rotating member comprises a ball head, a first collar and a movable rotating rod;
the one end installation that the fixed block was kept away from to the threaded rod is fixed with a lantern ring, and a movable rotary rod is worn to establish in the interior slip cooperation of lantern ring, and the both ends of movable rotary rod are all installed and are fixed with a bulb, just the diameter of bulb is greater than the internal diameter of a lantern ring.
4. The clamping device for pressure welding of construction steel bars according to claim 2, wherein a guiding outer cylinder is fixedly arranged on one side of the movable block opposite to the fixed block, and a guiding inner rod is arranged between the two guiding outer cylinders in a sliding fit mode.
5. The clamping device for pressure welding of construction steel bars according to any one of claims 2 to 4, wherein the center of the arc-shaped telescopic cylinder is located on the central axis of the supporting shaft;
when two clamping plates are used for clamping and fixing a pair of reinforcing steel bars, the distance between one ends, far away from the supporting shaft, of the two clamping plates is smaller than the diameter of the reinforcing steel bars to be clamped.
6. The clamping device for pressure welding of construction steel bars according to any one of claims 2-4, wherein the control member comprises a crank, a rocker, a collar No. two, a threaded cylinder, a threaded rod No. two and a control board;
a control board is arranged in the inner cavity of the clamping control box in a matched sliding manner, a second threaded rod is fixedly arranged on one side, away from the fixed block, of the control board, a threaded cylinder is connected to the second threaded rod in a matched threaded manner, the threaded cylinder extends out of the end part of the clamping control box, a second lantern ring is fixedly arranged at the end part of the clamping control box, and the second lantern ring is in matched rotary connection with the threaded cylinder;
and a rocker is fixedly arranged at one end of the threaded cylinder, which is far away from the control panel, and a crank is rotatably arranged at one end of the rocker, which is far away from the threaded cylinder.
7. The clamping device for pressure welding of construction steel bars according to claim 6, wherein a plurality of buffer pieces are further arranged on one side of the control board, which is close to the fixed block, the buffer pieces are made of elastic materials, the buffer pieces are of hollow hemispherical structures, and the buffer pieces are fixed on the control board in a sealing manner;
the one end that the centre gripping control box is close to the fixed block still installs the barometer, the barometer is used for monitoring the atmospheric pressure of centre gripping control box inner chamber.
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| CN202210340593.0A CN114589275B (en) | 2022-03-31 | 2022-03-31 | Clamping device for pressure welding of construction steel bars |
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| CN202210340593.0A CN114589275B (en) | 2022-03-31 | 2022-03-31 | Clamping device for pressure welding of construction steel bars |
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| CN114589275B true CN114589275B (en) | 2023-06-23 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09108859A (en) * | 1995-10-06 | 1997-04-28 | Junsei Sha | Reinforcing bar welding method and reinforcing bar pinching device that is used for it |
| CN110303237A (en) * | 2018-03-27 | 2019-10-08 | 湖北乾奥建设工程有限公司 | Steel bar flux press welding positioning device |
| CN211759176U (en) * | 2020-01-03 | 2020-10-27 | 中建八局第一建设有限公司 | Centering anchor clamps with adjustable electroslag pressure welding |
| CN112045100A (en) * | 2020-08-24 | 2020-12-08 | 中冶建工集团有限公司 | Steel bar bending and welding integrated machine |
| CN112496523A (en) * | 2021-02-05 | 2021-03-16 | 广东博智林机器人有限公司 | Automatic clamping welding device and welding method |
-
2022
- 2022-03-31 CN CN202210340593.0A patent/CN114589275B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09108859A (en) * | 1995-10-06 | 1997-04-28 | Junsei Sha | Reinforcing bar welding method and reinforcing bar pinching device that is used for it |
| CN110303237A (en) * | 2018-03-27 | 2019-10-08 | 湖北乾奥建设工程有限公司 | Steel bar flux press welding positioning device |
| CN211759176U (en) * | 2020-01-03 | 2020-10-27 | 中建八局第一建设有限公司 | Centering anchor clamps with adjustable electroslag pressure welding |
| CN112045100A (en) * | 2020-08-24 | 2020-12-08 | 中冶建工集团有限公司 | Steel bar bending and welding integrated machine |
| CN112496523A (en) * | 2021-02-05 | 2021-03-16 | 广东博智林机器人有限公司 | Automatic clamping welding device and welding method |
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| CN114589275A (en) | 2022-06-07 |
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