CN112108593A - Steel bar connecting device - Google Patents
Steel bar connecting device Download PDFInfo
- Publication number
- CN112108593A CN112108593A CN202010918190.0A CN202010918190A CN112108593A CN 112108593 A CN112108593 A CN 112108593A CN 202010918190 A CN202010918190 A CN 202010918190A CN 112108593 A CN112108593 A CN 112108593A
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- China
- Prior art keywords
- butt joint
- frame
- positioning
- adjusting
- steel bar
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F23/00—Feeding wire in wire-working machines or apparatus
- B21F23/005—Feeding discrete lengths of wire or rod
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention discloses a steel bar connecting device, which comprises a rack, a driving part, a butt joint adjusting part, a butt joint barrel and a positioning feeding part, wherein the butt joint adjusting part is arranged on the butt joint barrel, the butt joint barrel is uniformly distributed at two ends of the rack, the butt joint adjusting part is provided with a rotary drum meshing tooth and an adjusting thread, the butt joint adjusting part is rotated through the driving part, a positioning plate on the positioning feeding part moves in a radial direction to position and clamp a steel bar, the positioning feeding part at the two ends enables the steel bar to move towards a middle connecting sleeve and enter the connecting sleeve, and the connecting sleeve is radially extruded by a hydraulic cylinder to be plastically deformed so as to complete the engagement of the connecting sleeve and the steel bar, so that the steel. The invention relates to a device for mechanically connecting reinforcing steel bars, which has high working efficiency.
Description
Technical Field
The invention relates to the technical field related to steel bar connection, in particular to a steel bar connecting device.
Background
The steel bar connection refers to a connection mode of steel bars, the connection mode of the steel bars mainly comprises four connection modes of binding and lapping, mechanical connection, sleeve grouting connection and welding, a common steel bar mechanical connection method on a construction site is a cold extrusion sleeve connection joint, and a joint formed by plastic deformation of a steel sleeve of a connecting piece and tight occlusion of ribbed steel bars is formed through extrusion force. There are two forms, radial compression connection and axial compression connection. The axial extrusion connection is inconvenient to construct on site and the quality of the joint is not stable enough, so that the axial extrusion connection is not popularized; and the radial extrusion connection technology is adopted, so that the connection joint is popularized and used in a large area. The sleeve extrusion connection joints used in the existing engineering are all in radial extrusion connection, but the implementation of the method is manual operation at present, and the labor intensity is high, so that a steel bar connection device is needed urgently.
Disclosure of Invention
Aiming at the technical problem, the invention provides a steel bar connecting device which is used for completing the connection of steel bars and has low labor intensity.
The technical scheme adopted by the invention is as follows: a steel bar connecting device comprises a frame, a driving part, a butt joint adjusting part, a butt joint barrel and a positioning feeding part; the frame, include: a connecting sleeve supporting frame and a radial hydraulic cylinder mounting plate; the driving part comprises: a connecting shaft; the butt joint adjusting component comprises: adjusting the carriage link; the docking cartridge, comprising: adjusting the carriage guide post; the positioning and feeding component comprises: a screw rod and a vertical slide block connecting rod; the connecting sleeve supporting frame and the radial hydraulic cylinder mounting plate are respectively and fixedly mounted on the frame, the connecting shaft is rotatably mounted on the driving part mounting frame, two ends of the adjusting sliding frame connecting rod are respectively and rotatably connected with the adjusting sliding frame and the positioning frame, two ends of the adjusting sliding frame guide pillar are respectively and fixedly connected with the butt joint front barrel and the butt joint rear frame, the lead screw is rotatably mounted on the positioning frame, and two ends of the vertical slider connecting rod are respectively and rotatably connected with the vertical slider and the transverse slider.
Furthermore, the machine frame also comprises a radial pressing block and a hydraulic cylinder; the connecting sleeve support frame is V-shaped, the connecting sleeve has a positioning effect, the hydraulic cylinder is fixedly arranged on the radial hydraulic cylinder mounting plate, and the hydraulic cylinder controls the radial pressing block to radially extrude the connecting sleeve.
Furthermore, the driving part also comprises a first driving gear, a connecting belt wheel, a belt wheel motor, a driving belt wheel, a driving part mounting frame and a second driving gear; the driving part mounting frame is fixedly mounted on the rack, the belt wheel motor is fixedly mounted at one end of the driving part mounting frame, the two ends of the connecting shaft are respectively and fixedly connected with a driving belt wheel, the belt wheel motor is fixedly connected with one end of the connecting shaft, the first driving gear and the second driving gear are respectively and fixedly connected with a connecting belt wheel, the connecting belt wheels are connected with the driving belt wheels through belts, and the first driving gear and the second driving gear are respectively meshed with the meshing teeth of the rotary drums on the two butt joint adjusting parts.
Furthermore, the butt joint adjusting component also comprises a steel bar concentric supporting frame, a rotating drum meshing tooth, a rear end contact ball, an adjusting thread, an adjusting sliding frame and a front end contact ball; the butt joint adjusting components are uniformly distributed at two ends of the rack, two ends of each butt joint adjusting component are respectively and rotatably mounted on the butt joint front barrel and the butt joint rear frame, the two ends of each butt joint adjusting component are respectively provided with a rear contact ball and a front contact ball, the meshing teeth of the rotary barrels are arranged at one end of each butt joint adjusting component, the steel bar concentric support frame is fixedly mounted on the butt joint rear frame, the steel bar concentric support frame extends from one end inside the butt joint adjusting components to the other end inside the butt joint adjusting components, and the support surface of the steel bar concentric support frame for the steel bar is in an arc shape and is concentric with the steel bar.
Furthermore, the butt joint adjusting component is provided with an adjusting thread, the adjusting carriage is connected with the adjusting thread through a screw pair, and the adjusting carriage is connected with the adjusting carriage guide post in a sliding mode.
Furthermore, the butt joint barrel further comprises a butt joint front barrel and a butt joint rear frame; the butt joint front barrel is fixedly installed on the rack, and the inner walls of the butt joint front barrel and the butt joint rear rack are respectively contacted with the rear contact ball and the front contact ball.
Furthermore, the positioning and feeding part also comprises a positioning frame, a positioning frame pressure spring, a screw rod motor, a vertical slide block guide pillar, a vertical slide block, a transverse slide block guide pillar and a positioning plate; the positioning feeding component is uniformly distributed on the circumference of the butt joint front barrel, the positioning frame is slidably mounted on the butt joint front barrel, the positioning frame is sleeved with a positioning frame pressure spring, two ends of the positioning frame pressure spring are respectively contacted with the butt joint front barrel and the positioning frame, the vertical slider guide pillar and the transverse slider guide pillar are respectively and fixedly mounted on the positioning frame, the vertical slider and the transverse slider are respectively and slidably connected with the vertical slider guide pillar and the transverse slider guide pillar, the transverse slider is fixedly connected with the positioning plate, the lead screw motor is fixedly mounted on the positioning frame, the lead screw motor is fixedly connected with one end of a lead screw, and the vertical slider is connected with the lead screw through a.
Furthermore, the positioning plate moves in the radial direction and is an arc plate, so that the positioning plate has a concentric clamping effect on the reinforcing steel bars.
Compared with the prior art, the invention has the beneficial effects that.
1. The butt joint is completed mechanically, so that the labor intensity of workers is reduced.
2. And performing radial extrusion by using a hydraulic cylinder to enable the connecting sleeve to generate statue deformation to complete connection.
3. The steel bar is positioned, clamped and conveyed, and the butt joint performance is good.
Drawings
Fig. 1, 2 and 3 are schematic views of the overall structure of the present invention.
Fig. 4 is a partially enlarged schematic view of the present invention.
Fig. 5 is a schematic view of the structure of the docking barrel of the present invention.
1-a frame; 2-a drive member; 3-a docking adjustment component; 4-a docking cartridge; 5-positioning the feeding part; 101-connecting sleeve supporting frames; 102-radial hydraulic cylinder mounting plate; 103-radial briquetting; 104-a hydraulic cylinder; 201-driving gear one; 202-connecting a pulley; 203-a belt; 204-a pulley motor; 205-a drive pulley; 206-a connecting shaft; 207-drive member mounting; 208-driving gear two; 301-concentric support of steel bars; 302-drum toothing; 303-rear end contact ball; 304-adjusting the thread; 305-adjusting the carriage; 306-the front end contacts the ball; 307-adjusting the carriage link; 401-docking the front barrel; 402-adjusting the carriage guide post; 403-docking a rear frame; 501-a positioning frame; 502-positioning frame compression spring; 503-a lead screw motor; 504-vertical slider guide post; 505-vertical slides; 506-a screw rod; 507-vertical sliding block connecting rods; 508-lateral slide; 509-lateral slider guide post; 510-positioning plate.
Detailed Description
The present invention will be further described with reference to specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.
Examples are shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5: a steel bar connecting device comprises a frame 1, a driving part 2, a butt joint adjusting part 3, a butt joint barrel 4 and a positioning feeding part 5; the frame 1 comprises: a connecting sleeve supporting frame 101 and a radial hydraulic cylinder mounting plate 102; the driving part 2 comprises: a connecting shaft 206; the butt joint adjusting component 3 comprises: a tuning carriage link 307; the docking barrel 4 comprises: a sled guide post 402; the positioning and feeding component 5 comprises: a screw 506 and a vertical slider connecting rod 507; the connecting sleeve supporting frame 101 and the radial hydraulic cylinder mounting plate 102 are respectively and fixedly mounted on the machine frame 1, the connecting shaft 206 is rotatably mounted on the driving part mounting frame 207, two ends of a connecting rod 307 of the adjusting carriage are respectively and rotatably connected with the adjusting carriage 305 and the positioning frame 501, two ends of a guide column 402 of the adjusting carriage are respectively and fixedly connected with the front butt joint barrel 401 and the rear butt joint frame 403, the screw rod 506 is rotatably mounted on the positioning frame 501, and two ends of a connecting rod 507 of the vertical sliding block are respectively and rotatably connected with the vertical sliding block 505 and the horizontal sliding block 508.
The machine frame 1 further comprises a radial pressing block 103 and a hydraulic cylinder 104; the connecting sleeve supporting frame 101 is V-shaped, the connecting sleeve has a positioning function, the hydraulic cylinder 104 is fixedly arranged on the radial hydraulic cylinder mounting plate 102, and the hydraulic cylinder 104 controls the radial pressing block 103 to radially extrude the connecting sleeve. The connecting sleeve is positioned and installed on the connecting sleeve supporting frame 101, the connecting sleeve supporting frame 101 enables the connecting sleeve to be concentric with the steel precision, the steel bar can accurately enter the connecting sleeve, the radial pressing block 103 is controlled to move through the connecting sleeve supporting frame 101, the connecting sleeve is radially extruded, the connecting sleeve is enabled to be plastically deformed, and the connection of the steel bar is completed.
The driving part 2 further comprises a first driving gear 201, a connecting belt wheel 202, a belt 203, a belt wheel motor 204, a driving belt wheel 205, a driving part mounting frame 207 and a second driving gear 208; the driving component mounting frame 207 is fixedly mounted on the rack 1, the belt wheel motor 204 is fixedly mounted at one end of the driving component mounting frame 207, two ends of the connecting shaft 206 are respectively and fixedly connected with a driving belt wheel 205, the belt wheel motor 204 is fixedly connected with one end of the connecting shaft 206, the first driving gear 201 and the second driving gear 208 are respectively and fixedly connected with a connecting belt wheel 202, the connecting belt wheel 202 is connected with the driving belt wheel 205 through a belt 203, and the first driving gear 201 and the second driving gear 208 are respectively meshed with the rotary drum meshing teeth 302 on the two butt joint adjusting components 3. The pulley motor 204 operates, and the first drive gear 201 and the second drive gear 208 rotate simultaneously by the connecting shaft 206, the drive pulley 205, and the belt 203, and the butt adjusting member 3 rotates by the gear meshing action.
The butt joint adjusting component 3 further comprises a steel bar concentric support frame 301, a drum meshing tooth 302, a rear contact ball 303, an adjusting thread 304, an adjusting carriage 305 and a front contact ball 306; the butt joint adjusting components 3 are uniformly distributed at two ends of the frame 1, two ends of the butt joint adjusting components 3 are respectively and rotatably mounted on the butt joint front barrel 401 and the butt joint rear frame 403, the two ends of the butt joint adjusting components 3 are respectively provided with the rear end contact ball 303 and the front end contact ball 306, the rotary drum meshing teeth 302 are arranged at one end of the butt joint adjusting components 3, the reinforcing steel bar concentric support frame 301 is fixedly mounted on the butt joint rear frame 403, the reinforcing steel bar concentric support frame 301 extends from one end inside the butt joint adjusting components 3 to the other end inside the butt joint adjusting components 3, and the support surfaces of the reinforcing steel bar concentric support frame 301 for the reinforcing steel bars are circular arcs and are concentric with the reinforcing steel bars. The supporting surface of the steel bar concentric supporting frame 301 for the steel bar is an arc and is concentric with the steel bar.
The docking adjustment member 3 has an adjustment screw 304, the adjustment carriage 305 is connected to the adjustment screw 304 by a screw pair, the adjustment carriage 305 is slidably connected to the adjustment carriage guide post 402, the docking adjustment member 3 rotates, the adjustment carriage 305 moves, and the positioning frame 501 moves by the adjustment carriage link 307.
: the docking barrel 4 further comprises a docking front barrel 401 and a docking rear frame 403; the butt joint front barrel 401 is fixedly installed on the rack 1, the inner walls of the butt joint front barrel 401 and the butt joint rear frame 403 are respectively contacted with the rear contact ball 303 and the front contact ball 306, the rear contact ball 303 and the front contact ball 306 have a radial supporting effect on the butt joint adjusting component 3, and the hollow area in the butt joint barrel is convenient for taking out the connected steel bars.
The positioning and feeding part 5 further comprises a positioning frame 501, a positioning frame compression spring 502, a lead screw motor 503, a vertical slider guide pillar 504, a vertical slider 505, a transverse slider 508, a transverse slider guide pillar 509 and a positioning plate 510; the positioning feeding components 5 are uniformly distributed on the circumference of the front butt joint barrel 401, the positioning frame 501 is slidably mounted on the front butt joint barrel 401, the positioning frame compression spring 502 is sleeved on the positioning frame 501, two ends of the positioning frame compression spring 502 are respectively contacted with the front butt joint barrel 401 and the positioning frame 501, the vertical slider guide post 504 and the transverse slider guide post 509 are respectively and fixedly mounted on the positioning frame 501, the vertical slider 505 and the transverse slider 508 are respectively and slidably connected with the vertical slider guide post 504 and the transverse slider guide post 509, the transverse slider 508 is fixedly connected with the positioning plate 510, the lead screw motor 503 is fixedly mounted on the positioning frame 501, the lead screw motor 503 is fixedly connected with one end of the lead screw 506, and the vertical slider 505 is connected with the lead screw 506 through a screw. The locating rack 501 moves, the locating rack compression spring 502 is compressed, the locating rack 501 can return to the initial position through the counter force of the locating rack compression spring 502, then the locating boards 510 move simultaneously to be in contact with the steel bars and position and clamp the steel bars, the lead screw motor 503 drives the lead screw 506 to rotate, the vertical sliding block 505 moves, under the action of the vertical sliding block connecting rod 507, the transverse sliding block 508 moves, the locating boards 510 drive the steel bars to move, and the front ends of the steel bars enter the connecting sleeves.
The locating plate 510 moves radially, and the locating plate 510 is an arc plate and has a concentric clamping effect on the reinforcing steel bars.
The working principle of the invention is as follows: placing steel bars on steel bar concentric support frames 301 at two ends, enabling the steel bars to be located below positioning plates 510, enabling a belt wheel motor 204 to act, under the action of a connecting shaft 206, a driving belt wheel 205 and a belt 203, enabling a first driving gear 201 and a second driving gear 208 to rotate simultaneously, under the action of gear meshing, enabling an adjusting component 3 to rotate, enabling the rear end to be in contact with a ball 303 and the front end to be in contact with the ball 306, enabling the adjusting component 3 to have a radial supporting effect, further enabling a sliding frame 305 to move, under the action of an adjusting sliding frame connecting rod 307, enabling a positioning frame 501 to move, enabling a positioning frame compression spring 502 to compress, enabling the positioning frame 501 to return to an initial position through the counter force of the positioning frame compression spring 502, enabling a plurality of positioning plates 510 to move simultaneously to be in contact with the steel bars, positioning and clamping the steel bars, enabling a lead screw motor 503 to drive a, and then the locating plate 510 drives the steel bar to move, and the front end of the steel bar enters the connecting sleeve, the connecting sleeve is located and installed on the connecting sleeve supporting frame 101, the connecting sleeve supporting frame 101 enables the connecting sleeve to be concentric with the steel powder, the steel bar can accurately enter the connecting sleeve, the radial pressing block 103 is controlled by the connecting sleeve supporting frame 101 to move, the connecting sleeve is radially extruded, the connecting sleeve is plastically deformed, and the connection of the steel bar is completed.
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 (8)
1. A steel bar connecting device comprises a frame (1), a driving part (2), a butt joint adjusting part (3), a butt joint barrel (4) and a positioning feeding part (5);
the frame (1) comprises: a connecting sleeve supporting frame (101) and a radial hydraulic cylinder mounting plate (102);
the drive member (2) comprises: a connecting shaft (206);
the butt joint adjusting component (3) comprises: a tuning carriage link (307);
the docking cradle (4) comprises: a guiding carriage column (402);
the positioning and feeding component (5) comprises: a screw rod (506) and a vertical slide block connecting rod (507);
the connecting sleeve supporting frame (101) and the radial hydraulic cylinder mounting plate (102) are fixedly mounted on the frame (1) respectively, the connecting shaft (206) is rotatably mounted on the driving part mounting frame (207), two ends of the adjusting sliding frame connecting rod (307) are respectively connected with the adjusting sliding frame (305) and the positioning frame (501) in a rotating mode, two ends of the adjusting sliding frame guide column (402) are respectively fixedly connected with the front butt joint barrel (401) and the rear butt joint frame (403), the screw rod (506) is rotatably mounted on the positioning frame (501), two ends of the vertical sliding block connecting rod (507) are respectively connected with the vertical sliding block (505) and the transverse sliding block (508) in a rotating mode.
2. A reinforcing bar coupler according to claim 1, wherein: the machine frame (1) further comprises a radial pressing block (103) and a hydraulic cylinder (104); the connecting sleeve supporting frame (101) is V-shaped, the connecting sleeve is positioned, the hydraulic cylinder (104) is fixedly arranged on the radial hydraulic cylinder mounting plate (102), and the hydraulic cylinder (104) controls the radial pressing block (103) to radially extrude the connecting sleeve.
3. A reinforcing bar coupler according to claim 1, wherein: the driving component (2) further comprises a first driving gear (201), a connecting belt wheel (202), a belt (203), a belt wheel motor (204), a driving belt wheel (205), a driving component mounting frame (207) and a second driving gear (208); drive unit mounting bracket (207) fixed mounting on frame (1), band pulley motor (204) fixed mounting is in the one end of drive unit mounting bracket (207), the both ends difference fixedly connected with drive pulley (205) of connecting axle (206), the one end fixed connection of band pulley motor (204) and connecting axle (206), drive gear (201), on drive gear two (208) respectively fixedly connected with connect band pulley (202), connect and be connected with belt (203) between band pulley (202) and drive pulley (205), drive gear one (201), drive gear two (208) respectively with two butt joint adjusting part (3) on rotary drum meshing tooth (302) meshing.
4. A reinforcing bar coupler according to claim 1, wherein: the butt joint adjusting component (3) further comprises a steel bar concentric supporting frame (301), a rotary drum meshing tooth (302), a rear end contact ball (303), an adjusting thread (304), an adjusting sliding frame (305) and a front end contact ball (306); the butt joint adjusting component (3) is uniformly distributed at two ends of the rack (1), two ends of the butt joint adjusting component (3) are respectively and rotatably mounted on a butt joint front barrel (401) and a butt joint rear frame (403), two ends of the butt joint adjusting component (3) are respectively provided with a rear contact ball (303) and a front contact ball (306), the drum meshing teeth (302) are arranged at one end of the butt joint adjusting component (3), the reinforcing steel bar concentric support frame (301) is fixedly mounted on the butt joint rear frame (403), the reinforcing steel bar concentric support frame (301) extends from one end inside the butt joint adjusting component (3) to be extended to the other end inside the butt joint adjusting component (3), and the reinforcing steel bar concentric support frame (301) is in an arc shape and is concentric with the reinforcing steel bar.
5. A reinforcing bar coupler according to claim 1, wherein: the butt joint adjusting component (3) is provided with an adjusting screw thread (304), an adjusting carriage (305) is connected with the adjusting screw thread (304) through a screw pair, and the adjusting carriage (305) is connected with an adjusting carriage guide post (402) in a sliding mode.
6. A reinforcing bar coupler according to claim 1, wherein: the butt joint barrel (4) further comprises a butt joint front barrel (401) and a butt joint rear frame (403); the butt joint front barrel (401) is fixedly installed on the rack (1), and the inner walls of the butt joint front barrel (401) and the butt joint rear frame (403) are respectively contacted with the rear contact ball (303) and the front contact ball (306).
7. A reinforcing bar coupler according to claim 1, wherein: the positioning and feeding component (5) further comprises a positioning frame (501), a positioning frame pressure spring (502), a lead screw motor (503), a vertical slider guide post (504), a vertical slider (505), a transverse slider (508), a transverse slider guide post (509) and a positioning plate (510); the positioning feeding part (5) is uniformly distributed on the circumference of a butt joint front barrel (401), a positioning frame (501) is slidably mounted on the butt joint front barrel (401), a positioning frame pressure spring (502) is sleeved on the positioning frame (501), two ends of the positioning frame pressure spring (502) are respectively contacted with the butt joint front barrel (401) and the positioning frame (501), a vertical slider guide post (504) and a transverse slider guide post (509) are respectively and fixedly mounted on the positioning frame (501), a vertical slider (505) and a transverse slider (508) are respectively and slidably connected with the vertical slider guide post (504) and the transverse slider guide post (509), the transverse slider (508) is fixedly connected with a positioning plate (510), a lead screw motor (503) is fixedly mounted on the positioning frame (501), the lead screw motor (503) is fixedly connected with one end of a lead screw (506), and the vertical slider (505) is connected with the lead screw (506) through a spiral pair.
8. A reinforcing bar coupler according to claim 1, wherein: the positioning plate (510) moves in the radial direction, and the positioning plate (510) is an arc plate and has concentric clamping effect on the reinforcing steel bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010918190.0A CN112108593A (en) | 2020-09-03 | 2020-09-03 | Steel bar connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010918190.0A CN112108593A (en) | 2020-09-03 | 2020-09-03 | Steel bar connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112108593A true CN112108593A (en) | 2020-12-22 |
Family
ID=73801714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010918190.0A Withdrawn CN112108593A (en) | 2020-09-03 | 2020-09-03 | Steel bar connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112108593A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1500759B1 (en) * | 1966-12-14 | 1970-12-10 | Siegfried Gutmann | Steel bar connection, especially for bars of reinforced concrete parts |
| JPS544860A (en) * | 1977-06-15 | 1979-01-13 | Nippon Steel Corp | Connecting method for deformed steel bar |
| CN104707923A (en) * | 2015-03-17 | 2015-06-17 | 丰都县雷龙金属构件有限公司 | Novel reinforcing steel bar tightening connecting machine |
| CN204565007U (en) * | 2015-03-17 | 2015-08-19 | 丰都县雷龙金属构件有限公司 | A kind of new reinforcing steel bar tightens junctor |
| JP2018062792A (en) * | 2016-10-13 | 2018-04-19 | 福田 清子 | Screw type reinforcement joint of irregular shape steel bar and manufacturing method thereof |
| CN108356179A (en) * | 2018-03-28 | 2018-08-03 | 闫西英 | A kind of building bar sleeve intelligent connected equipment |
| CN108620516A (en) * | 2018-05-03 | 2018-10-09 | 钟国强 | A kind of building bar connection machine |
-
2020
- 2020-09-03 CN CN202010918190.0A patent/CN112108593A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1500759B1 (en) * | 1966-12-14 | 1970-12-10 | Siegfried Gutmann | Steel bar connection, especially for bars of reinforced concrete parts |
| JPS544860A (en) * | 1977-06-15 | 1979-01-13 | Nippon Steel Corp | Connecting method for deformed steel bar |
| CN104707923A (en) * | 2015-03-17 | 2015-06-17 | 丰都县雷龙金属构件有限公司 | Novel reinforcing steel bar tightening connecting machine |
| CN204565007U (en) * | 2015-03-17 | 2015-08-19 | 丰都县雷龙金属构件有限公司 | A kind of new reinforcing steel bar tightens junctor |
| JP2018062792A (en) * | 2016-10-13 | 2018-04-19 | 福田 清子 | Screw type reinforcement joint of irregular shape steel bar and manufacturing method thereof |
| CN108356179A (en) * | 2018-03-28 | 2018-08-03 | 闫西英 | A kind of building bar sleeve intelligent connected equipment |
| CN108620516A (en) * | 2018-05-03 | 2018-10-09 | 钟国强 | A kind of building bar connection machine |
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Application publication date: 20201222 |