CN110065816B - Automatic feeding device for cold extrusion connection of steel bar and connecting sleeve - Google Patents
Automatic feeding device for cold extrusion connection of steel bar and connecting sleeve Download PDFInfo
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- CN110065816B CN110065816B CN201910332967.2A CN201910332967A CN110065816B CN 110065816 B CN110065816 B CN 110065816B CN 201910332967 A CN201910332967 A CN 201910332967A CN 110065816 B CN110065816 B CN 110065816B
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- steel bar
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/90—Devices for picking-up and depositing articles or materials
- B65G47/905—Control arrangements
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- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to an automatic feeding device for cold extrusion connection of a steel bar and a connecting sleeve, which comprises a rack, a lead screw module, a steel bar positioning and clamping device, a steel bar blocking device, an automatic connecting sleeve feeding device, a material distributing device and a connecting sleeve positioning and clamping device, wherein the lead screw module is fixedly arranged on the rack; the lead screw module is fixedly arranged at the top of the frame, the steel bar positioning and clamping device is arranged on the lead screw module, the lead screw module penetrates through the steel bar blocking device and the connecting sleeve positioning and clamping device, the automatic connecting sleeve feeding device is arranged outside the connecting sleeve positioning and clamping device, and the distributing device is arranged below the end part of the automatic connecting sleeve feeding device and corresponds to the connecting sleeve positioning and clamping device.
Description
Technical Field
The invention relates to an automatic feeding device for cold extrusion connection of a steel bar and a connecting sleeve, which is used for automatically feeding and feeding the steel bar and the connecting sleeve and belongs to the technical field of connecting equipment of the steel bar and the connecting sleeve.
Background
The use amount of large-diameter hot-rolled ribbed steel bars in large buildings such as high-rise buildings and large-span bridges is increasing day by day, and the number of steel bar connection nodes used for the large buildings reaches hundreds of millions every year, so that the rapid development of a steel bar mechanical connection technology is promoted. The extrusion connection of the steel bar connecting sleeves is a mechanical connection mode developed in recent years, and the cold extrusion connection process of the steel bar connecting sleeves has the advantages of high connection strength, strong impact resistance and the like, and is applied to the connection of steel bars of buildings such as high-speed rails, bridges, ultrahigh buildings, nuclear power buildings and the like. However, in the currently used extrusion equipment, feeding is completely manually completed by workers, and the automation level is low; the weight of the steel bar is large, and the labor intensity of workers is high; the processing cycle is long and the production efficiency is low.
The invention aims to solve the technical problem of providing an automatic feeding device for cold extrusion connection of a steel bar and a connecting sleeve, wherein the steel bar and the connecting sleeve are accurately sleeved, and the steel bar and the connecting sleeve are accurately fed.
The invention adopts the following technical scheme:
the automatic steel bar separating and clamping device comprises a rack, a lead screw module, a steel bar positioning and clamping device, a steel bar blocking device, a connecting sleeve automatic feeding device, a material distributing device and a connecting sleeve positioning and clamping device, wherein the lead screw module is fixedly arranged on the rack; the lead screw module is fixedly installed at the top of the frame, the steel bar positioning and clamping device is installed on the lead screw module, the lead screw module penetrates through the steel bar blocking device and the connecting sleeve positioning and clamping device, the connecting sleeve automatic feeding device is arranged on the outer side of the connecting sleeve positioning and clamping device, and the distributing device is arranged below the end part of the connecting sleeve automatic feeding device and corresponds to the connecting sleeve positioning and clamping device.
The invention fixedly installs a stepping motor at the outer end part of the screw rod module; the reinforcing steel bar positioning and clamping device comprises a fixed seat fixedly mounted at the top of a screw module sliding block, a pneumatic claw mounted at the top of the fixed seat and reinforcing steel bar clamping mechanical claws fixedly mounted at the tops of piston rods at two ends of the pneumatic claw, claw parts of the reinforcing steel bar clamping mechanical claws are in a V shape, and claw parts of the two reinforcing steel bar clamping mechanical claws correspond to each other.
The invention relates to a connecting sleeve automatic feeding device, which comprises a door frame-shaped frame, a clamping plate, a cross beam, a fisheye joint and a material blocking cylinder, wherein the door frame-shaped frame is fixedly arranged on a rack and positioned at two sides of a screw module; a support frame is arranged on the outer side of the end part of the rack, a support plate is fixedly arranged on the top of the support frame, a plurality of adjusting long holes are arranged on the outer side of the support plate in parallel, the bottom of the fixed material channel is fixedly arranged on the inner side of the support plate, and the bottom of the adjustable material channel is fixedly arranged in the adjusting long holes through adjusting bolts; the material distribution device comprises a push rod cylinder mounting seat fixedly mounted on one side of the support frame, a push rod cylinder fixedly mounted on the push rod cylinder mounting seat, and a material ejecting block mounted on the top of a push rod cylinder piston rod through a fisheye joint, wherein the material ejecting block is positioned between the lower parts of the end parts of the fixed material channel and the adjustable material channel, and the top surface of the material ejecting block is an inclined surface consistent with the inclined directions of the fixed material channel and the adjustable material channel; and the end parts of the fixed material channel and the adjustable material channel are fixedly provided with a U-shaped material outlet channel with a downward material outlet.
The connecting sleeve positioning and clamping device comprises a supporting seat fixedly arranged at the end part of a frame, a wide claw cylinder arranged at the top of the supporting seat, a connecting and sleeving material rack sleeved on the wide claw cylinder and connecting sleeve clamping mechanical claws arranged on two sides of the wide claw cylinder; the claw parts of the connecting sleeve clamping mechanical claws are V-shaped, and the two connecting sleeve clamping mechanical claws correspond to the top surfaces of the connecting sleeve material receiving frames; and a discharge port of the U-shaped discharge channel corresponds to the top surface of the connecting sleeve material receiving frame.
The lead screw module comprises the following types: HK 120-FO-S550.
The baffle is fixedly arranged in the middle of the outer side of the cross beam and corresponds to the steel bar positioning and clamping device.
The gas claw of the invention has the following types: MHL 2-40D.
The invention has the following positive effects: the steel bar is clamped by the steel bar clamping mechanical claw with the V-shaped end part, and the steel bar is axially positioned, so that the steel bar and the connecting sleeve are axially overlapped; the transverse beam is stressed more uniformly when the baffle blocks the steel bars, the fixed material channel and the adjustable material channel are arranged in an inclined mode, the adjusting bolt at the bottom of the adjustable material channel is fixedly arranged in the adjusting long hole, the width of the storage bin is changed by adjusting the distance between the adjustable material channel and the fixed material channel, the sliding of the connecting sleeve with the diameter of 25-40mm can be met, the cold extrusion connecting device is suitable for cold extrusion connection of the steel bars with different lengths and the connecting sleeve, and the adaptability is strong; the material pushing block is arranged at the end parts of the fixed material channel and the adjustable material channel, can play a role in feeding and material isolating when being lifted, and enables the next connecting sleeve to stay in the end parts of the fixed material channel and the adjustable material channel when in material isolating; the connecting sleeve clamping mechanical claw is used for clamping and axially positioning the connecting sleeve, preparation is made for the reinforcing steel bar to enter the connecting sleeve, the reinforcing steel bar clamped by the reinforcing steel bar clamping mechanical claw on the lead screw module is accurately positioned, the lead screw module drives the air claw to operate, then the reinforcing steel bar and the connecting sleeve are accurately sleeved, the reinforcing steel bar and the connecting sleeve can be accurately fed and returned, time and labor are saved, and the working efficiency is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the automatic feeding device of the connecting sleeve of the invention;
FIG. 3 is a schematic structural view of a reinforcing steel bar positioning and clamping device of the present invention;
FIG. 4 is a schematic structural view of a steel bar blocking device according to the present invention;
FIG. 5 is a schematic view of the structure of the material distributing device of the present invention;
FIG. 6 is a schematic view of the mounting structure of the fixed material channel and the adjustable material channel of the present invention;
FIG. 7 is a schematic structural view of a fixed material channel and an adjustable material channel of the present invention.
In the drawings: the device comprises a machine frame 1, a lead screw module 2, a stepping motor 3, a fixed seat 4, a gas claw 5, a fisheye joint 6, a steel bar clamping mechanical claw 7, a door frame-shaped frame 8, a clamping plate 9, a cross beam 10, a material blocking cylinder 11, a fixed plate 12L, a fixed material channel 13, an adjustable material channel 14, a support frame 15, a support plate 16, an adjusting long hole 17, an adjusting bolt 18, a push rod cylinder 19, a material pushing block 20, a support seat 21, a wide claw cylinder 22, a connecting sleeve clamping mechanical claw 23, a U-shaped material discharging channel 24, a connecting sleeve material receiving frame 25, a baffle 26 and a push rod cylinder mounting seat 27.
Detailed Description
As shown in the attached drawings 1-7, the invention comprises a frame 1, a screw module 2 fixedly installed on the frame 1, a steel bar positioning and clamping device, a steel bar blocking device, a connecting sleeve automatic feeding device, a material distributing device and a connecting sleeve positioning and clamping device; lead screw module 2 is along frame length direction fixed mounting at 1 top in the frame, and reinforcing bar positioning and clamping device installs on lead screw module 2, lead screw module 2 passes fender reinforcing bar device and adapter sleeve positioning and clamping device, lead screw module 2's model is: HK120-FO-S550, the connecting sleeve automatic feeding device is arranged outside the connecting sleeve positioning and clamping device, and the material distribution device is arranged below the end part of the connecting sleeve automatic feeding device and corresponds to the connecting sleeve positioning and clamping device.
The invention fixedly installs the stepping motor 3 on the outer end of the lead screw module 2; reinforcing bar positioning and clamping device includes fixed mounting at the fixing base 4 at 2 slider tops of lead screw module, installs at the gas claw 5 at the fixing base 4 top and the reinforcing bar clamping mechanical claw 7 at 5 both ends piston rod tops of gas claw, the claw of reinforcing bar clamping mechanical claw 7 is the V-arrangement, and the claw of two reinforcing bar clamping mechanical claw 7 is corresponding to being used for the centre gripping reinforcing bar, the model of gas claw 5 is: MHL 2-40D.
The steel bar blocking device comprises a doorframe-shaped frame 8 fixedly arranged on a rack 1 and positioned at two sides of a screw module 2, a clamping plate 9 fixedly arranged at the top of the doorframe-shaped frame 8, a cross beam 10 with one end hinged with the clamping plate 9, a fisheye joint 6 hinged with the end of the cross beam 10 and a material blocking cylinder 11, wherein an L-shaped fixing plate 12 is fixedly arranged at the lower part of one side of the doorframe-shaped frame 8, the cylinder end of the material blocking cylinder 11 is hinged on a bottom plate of the L-shaped fixing plate 12, the piston rod end of the material blocking cylinder 11 is connected with the end of the fisheye joint 6, the cross beam 10 is positioned at the top of the doorframe-shaped frame 8, a baffle plate 26 is fixedly arranged at the middle part of the outer side of the cross beam 10, the baffle plate 26 corresponds to a steel bar clamped on a steel bar positioning and clamping device, the stress on the cross beam 10 is more uniform when the.
The automatic feeding device for the connecting sleeve comprises a fixed material channel 13 and an adjustable material channel 14 which are obliquely arranged, wherein the material conveying notches of the fixed material channel 13 and the adjustable material channel 14 correspond to form a material conveying channel; a support frame 15 is arranged on the outer side of the end part of the frame 1, a support plate 16 is fixedly arranged on the top of the support frame 15, a plurality of adjusting long holes 17 are arranged on the outer side of the support plate 16 in parallel, the bottom of the fixed material channel 13 is fixedly arranged on the inner side of the support plate 16, and the bottom of the adjustable material channel 14 is fixedly arranged in the adjusting long holes 17 through adjusting bolts 18; the material distribution device is fixedly arranged on a push rod cylinder mounting seat 27 on one side of the support frame 15, a push rod cylinder 19 fixedly arranged on the push rod cylinder mounting seat 27 and a material ejecting block 20 arranged on the top of a piston rod of the push rod cylinder 19 through a fisheye joint, the material ejecting block 20 is positioned between the fixed material channel 13 and the lower part of the end part of the adjustable material channel 14, and the top surface of the material ejecting block 20 is an inclined surface with the same inclination direction as that of the fixed material channel 13 and the adjustable material channel 14; and U-shaped discharge channels 24 with downward discharge ports are fixedly arranged at the end parts of the fixed material channel 13 and the adjustable material channel 14. The middle slide way of the U-shaped discharging channel 24 is an inclined plane with the same inclination direction as the fixed material channel 13 and the adjustable material channel 14.
The connecting sleeve positioning and clamping device comprises a supporting seat 21 fixedly arranged at the end part of a frame 1 and corresponding to the steel bar positioning and clamping device, a wide claw cylinder 22 arranged at the top of the supporting seat 21, a connecting sleeve material frame 25 sleeved on the wide claw cylinder 22 and connecting sleeve clamping mechanical claws 23 arranged at two sides of the wide claw cylinder 22; the claw part of the connecting sleeve clamping mechanical claw 23 is V-shaped and used for clamping a connecting sleeve, and the two connecting sleeve clamping mechanical claws 23 correspond to the top surface of the connecting sleeve material rack 25; the top surface of the material frame 25 is connected and sleeved in the embodiment in a square shape, the enclosing plates are arranged at four corners of the top surface of the material frame 25, the connecting sleeves are prevented from falling, the connecting sleeves falling from the discharge port of the U-shaped material discharge channel 24 fall onto the top surface of the material frame 25, and the claw parts of the two connecting sleeve clamping mechanical claws 23 are convenient to clamp.
When the steel bar retaining device works, when steel bars are fed, the material retaining cylinder 11 is in an open state, the fisheye joint 6 drives the cross beam 10 and the baffle 26 to downwards contact with the top surface of the door frame-shaped frame 8, and the top surface is closed and is in a steel bar retaining state; the piston rods at the two ends of the pneumatic claw 5 drive the steel bar clamping mechanical claw 7 to clamp the steel bar, after the steel bar is positioned and clamped, the material blocking cylinder 11 returns to the initial position, the fisheye joint 6 drives the cross beam 10 and the baffle 26 to be lifted up to be in an open state, and the steel bar can pass through at the moment; meanwhile, a connecting sleeve of the automatic feeding device of the connecting sleeve rolls to a material ejecting block 20 of the material distributing device through a fixed material channel 13 and an adjustable material channel 14, a push rod cylinder 19 drives the material ejecting block 20 through a fisheye joint to send the connecting sleeve to the top of a connecting sleeve material frame 25 of the positioning and clamping device of the connecting sleeve through a U-shaped material discharging channel 24, a piston rod of a wide claw cylinder 22 drives a connecting sleeve clamping mechanical claw 23 to clamp the connecting sleeve, and meanwhile, the push rod cylinder 19 drives the material ejecting block 20 to return to an initial position through the fisheye joint; the screw module 2 slide block drives the air claw 5 to move, so that after the reinforcing steel bar clamped by the reinforcing steel bar clamping mechanical claw 7 enters the connecting sleeve, the wide claw air cylinder 22 drives the connecting sleeve to clamp the mechanical claw 23 to loosen the connecting sleeve, and then the screw module 2 slide block drives the reinforcing steel bar clamped and sleeved with the connecting sleeve to enter an extruder to perform primary forming feeding, secondary forming feeding and retraction of the reinforcing steel bar and the connecting sleeve after secondary forming; the invention adopts an S7-300 type PLC controller to control the work during the work, and is accurate and reliable.
The steel bar is clamped by the steel bar clamping mechanical claw 7 with the V-shaped end part, and the steel bar is axially positioned, so that the steel bar and the connecting sleeve are axially overlapped; the transverse beam 10 is stressed more uniformly when the baffle 26 blocks the steel bars, the fixed material channel 13 and the adjustable material channel 14 are arranged obliquely, the adjusting bolt 18 at the bottom of the adjustable material channel 14 is fixedly arranged in the adjusting long hole 17, the width of the conveying channel is changed by adjusting the distance between the adjustable material channel 14 and the fixed material channel, the sliding of the connecting sleeve with the diameter of 25-40mm can be met, the cold extrusion connection of the steel bars with different lengths and the connecting sleeve is adapted, and the adaptability is strong; the material pushing block 20 is arranged at the end parts of the fixed material channel 13 and the adjustable material channel 14, can play a role in feeding and material separation when being lifted, and enables the next connecting sleeve to stay in the end parts of the fixed material channel and the adjustable material channel when being separated; the connecting sleeve clamping mechanical claw 23 is used for clamping and axially positioning the connecting sleeve, preparation is made for a steel bar to enter the connecting sleeve, the steel bar clamped by the steel bar clamping mechanical claw 7 on the lead screw module is accurately positioned, the lead screw module 2 drives the air claw 5 to operate, then the steel bar and the connecting sleeve are accurately sleeved, the steel bar and the connecting sleeve can be accurately fed and returned, time and labor are saved, and the working efficiency is improved.
Finally, the above description is only for the purpose of illustrating the preferred embodiments of the present invention and should not be taken as limiting the invention, so that any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. An automatic feeding device for cold extrusion connection of a steel bar and a connecting sleeve is characterized by comprising a rack (1), a lead screw module (2) fixedly arranged on the rack (1), a steel bar positioning and clamping device, a steel bar blocking device, an automatic connecting sleeve feeding device, a material distributing device and a connecting sleeve positioning and clamping device;
the lead screw module (2) is fixedly installed at the top of the rack (1) along the length direction of the rack, the steel bar positioning and clamping device is installed on the lead screw module (2), the lead screw module (2) penetrates through the steel bar blocking device and the connecting sleeve positioning and clamping device, the connecting sleeve automatic feeding device is arranged outside the connecting sleeve positioning and clamping device, and the distributing device is arranged below the end part of the connecting sleeve automatic feeding device and corresponds to the connecting sleeve positioning and clamping device;
the automatic feeding device of the connecting sleeve comprises a fixed material channel (13) and an adjustable material channel (14) which are obliquely arranged, and the fixed material channel (13) corresponds to a material conveying notch of the adjustable material channel (14);
a support frame (15) is installed on the outer side of the end portion of the rack (1), a support plate (16) is fixedly installed on the top of the support frame (15), a plurality of adjusting long holes (17) are arranged on the outer side of the support plate (16) in parallel, the bottom of the fixed material channel (13) is fixedly installed on the inner side of the support plate (16), and the bottom of the adjustable material channel (14) is fixedly installed in the adjusting long holes (17) through adjusting bolts (18);
the material distribution device comprises a push rod cylinder mounting seat (27) fixedly mounted on one side of a support frame (15), a push rod cylinder (19) fixedly mounted on the push rod cylinder mounting seat (27), and a material pushing block (20) mounted on the top of a piston rod of the push rod cylinder (19) through a fisheye joint, wherein the material pushing block (20) is positioned between the lower parts of the end parts of a fixed material channel (13) and an adjustable material channel (14), and the top surface of the material pushing block (20) is an inclined surface which is consistent with the inclined directions of the fixed material channel (13) and the adjustable material channel (14);
and U-shaped discharging channels (24) with downward discharging ports are fixedly arranged at the end parts of the fixed material channel (13) and the adjustable material channel (14).
2. The automatic feeding device for the cold extrusion connection of the steel bars and the connecting sleeves according to the claim 1 is characterized in that a stepping motor (3) is fixedly arranged at the outer end part of the lead screw module (2);
reinforcing bar location clamping device includes fixed mounting in fixing base (4) at lead screw module (2) slider top, installs gas claw (5) and the reinforcing bar clamping mechanical claw (7) of fixed mounting at gas claw (5) both ends piston rod top at fixing base (4) top, the claw of reinforcing bar clamping mechanical claw (7) is the V-arrangement, and the claw of two reinforcing bars clamping mechanical claw (7) corresponds.
3. The automatic feeding device for the cold extrusion connection of the steel bars and the connecting sleeves according to claim 2 is characterized in that the steel bar blocking device comprises a door frame-shaped frame (8) fixedly installed on the rack (1) and located on two sides of the screw module (2), a clamping plate (9) fixedly installed at the top of the door frame-shaped frame (8), a cross beam (10) with one end hinged to the clamping plate (9), a fisheye joint (6) hinged to the end of the cross beam (10) and a blocking cylinder (11), wherein an L-shaped fixing plate (12) is fixedly installed on the lower portion of one side of the door frame-shaped frame (8), the cylinder end of the blocking cylinder (11) is hinged to a bottom plate of the L-shaped fixing plate (12), the piston rod end of the blocking cylinder (11) is connected with the end of the fisheye joint (6), and the cross beam (10) is located at the top of the door frame-shaped.
4. The automatic feeding device for the cold extrusion connection of the steel bar and the connecting sleeve according to claim 1, characterized in that the connecting sleeve positioning and clamping device comprises a supporting seat (21) fixedly installed at the end of the frame (1), a wide claw cylinder (22) installed at the top of the supporting seat (21), a connecting sleeve rack (25) sleeved on the wide claw cylinder (22), and connecting sleeve clamping mechanical claws (23) installed at both sides of the wide claw cylinder (22); the claw part of the connecting sleeve clamping mechanical claw (23) is V-shaped, and the two connecting sleeve clamping mechanical claws (23) correspond to the top surface of the connecting sleeve rack (25);
the discharge hole of the U-shaped discharge channel (24) corresponds to the top surface of the connecting sleeve rack (25).
5. The automatic feeding device for the cold extrusion connection of the steel bars and the connecting sleeves as claimed in claim 2, wherein the lead screw module (2) is of the type: HK 120-FO-S550.
6. The automatic feeding device for the cold extrusion connection of the steel bars and the connecting sleeves according to the claim 3 is characterized in that a baffle plate (26) is fixedly arranged in the middle of the outer side of the cross beam (10), and the baffle plate (26) corresponds to the steel bar positioning and clamping device.
7. The automatic feeding device for the cold extrusion connection of the steel bar and the connecting sleeve according to the claim 2 is characterized in that the type of the air claw (5) is as follows: MHL 2-40D.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910332967.2A CN110065816B (en) | 2019-04-24 | 2019-04-24 | Automatic feeding device for cold extrusion connection of steel bar and connecting sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910332967.2A CN110065816B (en) | 2019-04-24 | 2019-04-24 | Automatic feeding device for cold extrusion connection of steel bar and connecting sleeve |
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| Publication Number | Publication Date |
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| CN110065816A CN110065816A (en) | 2019-07-30 |
| CN110065816B true CN110065816B (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910332967.2A Active CN110065816B (en) | 2019-04-24 | 2019-04-24 | Automatic feeding device for cold extrusion connection of steel bar and connecting sleeve |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110756706B (en) * | 2019-09-24 | 2020-12-08 | 山东博通塑胶有限公司 | Steel bar jacketing machine |
| CN112343348B (en) * | 2020-10-27 | 2021-11-30 | 雷磊 | Angle connecting device for reinforcing steel bars |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3182574B2 (en) * | 1998-10-21 | 2001-07-03 | 株式会社キャダック | Rebar welding equipment |
| JP2001071079A (en) * | 1999-09-03 | 2001-03-21 | Fuji Bolt Seisakusho:Kk | Pressing machine for butt welding reinforcing bar |
| CN102442524B (en) * | 2011-10-09 | 2014-07-09 | 宁波新州焊接设备有限公司 | Conveying device for steel bar truss |
| CN104401689A (en) * | 2014-11-19 | 2015-03-11 | 东南大学 | Automatic feeding device of plunger piston core of automobile fuel injection pump |
| CN104533096B (en) * | 2014-12-22 | 2017-02-22 | 李建尧 | Steel bar connecting machine |
| CN105858177B (en) * | 2016-05-20 | 2018-01-05 | 浙江工业大学 | The single-ended processing precise positioning feed device of tubular workpiece |
| CN207642174U (en) * | 2017-11-08 | 2018-07-24 | 深圳市乐强科技有限公司 | Feeding device for stub feeding |
| CN108033263A (en) * | 2018-01-11 | 2018-05-15 | 安徽纳赫智能科技有限公司 | A kind of servo feeding clamp system |
| CN108723266A (en) * | 2018-06-29 | 2018-11-02 | 中民筑友有限公司 | A kind of processing of spiral and sleeve install equipment |
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