CN110479914A - A kind of reinforcing bar tightens attachment device - Google Patents
A kind of reinforcing bar tightens attachment device Download PDFInfo
- Publication number
- CN110479914A CN110479914A CN201910797414.4A CN201910797414A CN110479914A CN 110479914 A CN110479914 A CN 110479914A CN 201910797414 A CN201910797414 A CN 201910797414A CN 110479914 A CN110479914 A CN 110479914A
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- CN
- China
- Prior art keywords
- block
- fixed
- mantle fiber
- reinforcing bar
- spring
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulding By Coating Moulds (AREA)
- Wire Processing (AREA)
Abstract
The invention discloses a kind of reinforcing bars to tighten attachment device, including fuselage, working chamber is equipped in the fuselage, tightening mechanism is equipped in the working chamber, the tightening mechanism includes the fixed link for being fixed on the working chamber lower end wall, transmission mechanism is equipped on the right side of the tightening mechanism, the transmission mechanism includes fixed block, mantle fiber mechanism is equipped on the right side of the transmission mechanism, the mantle fiber mechanism includes mantle fiber block, the working chamber rear end face is equipped with translot, it can be moved left and right in the translot equipped with the mantle fiber block, the present apparatus is easy to operate, after reinforcing bar is fixed, quickly mantle fiber can be carried out in one end to reinforcing bar using the present apparatus, after the completion of mantle fiber, by collet head in the present apparatus, utilize the present apparatus, sleeve can be quick installed on the reinforcing bar of mantle fiber completion, the reinforcing bar for being already installed with sleeve is fixed, using the present apparatus by another mantle fiber Good reinforcement installation is into sleeve.
Description
Technical field
The present invention relates to reinforcing bar connection area, specially a kind of reinforcing bar tightens attachment device.
Background technique
In the field of construction, two reinforcing bars can be connected using sleeve, when using sleeve, it is necessary first to by two steel
Sleeve is mounted on reinforcing bar by the both ends mantle fiber of muscle, mantle fiber again after the completion, this work generally requires rising star's manual operation, efficiency
It is very low, and general device for screwing up can't be to reinforcing bar mantle fiber, mantle fiber the step is there is still a need for being accomplished manually, when expending very much
Between.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of reinforcing bars to tighten attachment device, overcomes artificial mantle fiber speed slow,
Manually tighten the problems such as speed is slow.
The present invention is achieved through the following technical solutions.
A kind of reinforcing bar of the invention tightens attachment device, including fuselage, is equipped with working chamber, the working chamber in the fuselage
Interior to be equipped with tightening mechanism, the tightening mechanism includes the fixed link for being fixed on the working chamber lower end wall, can in the fixed link
Rotation is equipped with cylinder, and mobile cavity is equipped in the cylinder, can be moved left and right in the mobile cavity equipped with horizontal axis；
Transmission mechanism is equipped on the right side of the tightening mechanism, the transmission mechanism includes fixed block, the working chamber aft bulkhead
It is fixed with the fixed block, the lower end of fixing block face is fixed with motor, and the fixed block right side is equipped with opening to the right
Rotation chamber, the rotation is intracavitary to be equipped with vertical slot, can move up and down equipped with locating rod in the vertical slot, the locating rod upper surface
The first spring is connected between the vertical slot upper end wall；
Mantle fiber mechanism is equipped on the right side of the transmission mechanism, the mantle fiber mechanism includes mantle fiber block, and the working chamber rear end face is equipped with
Translot can move left and right equipped with the mantle fiber block in the translot, connect between mantle fiber block left side and translot left end wall
It is connected to second spring, mantle fiber block left side is fixed with cross bar, is equipped with through-hole up and down on the cross bar.
Preferably, the tightening mechanism further includes first bevel gear, and the first bevel gear left side is fixed with described
Cylinder, the horizontal axis left side are fixed with riser, and the riser left side is fixed with tightening mechanism, in the tightening mechanism
It is symmetrical above and below to set there are two shifting chute, it can be moved up and down by taking the shifting chute of upside as an example, in the shifting chute equipped with movable block,
The movable block lower end surface is fixed with the first gripping block, is connected between the movable block upper surface and the shifting chute upper end wall
Third spring is connected with the 4th spring between the horizontal axis right side and the mobile cavity right end wall.
Preferably, the transmission mechanism further includes driving shaft, and the driving shaft is rotatably provided in the motor lower end surface,
The driving shaft lower end surface is fixed with second bevel gear, and the rotation chamber lower end wall is equipped with the fixing groove of opening upwards, described
Fixing groove is connected to the vertical slot, and the rotation cavity rear end wall is rotatably equipped with first driven shaft, in the first driven shaft from
Successively be fixed with the first reel and first gear forward afterwards, be wound with filament on first reel, the locating rod with
The first gear engagement.
Preferably, rotation is equipped with rotating block in the mantle fiber block, and the rotating block right side is equipped with the mantle fiber of opening to the right
Chamber, the mantle fiber is intracavitary to be equipped with bolt die, and mantle fiber block right side is equipped with opening feed cavity to the right, the feed cavity with it is described
The connection of mantle fiber chamber, the rotating block left side are fixed with transmission shaft, and the transmission shaft left side is fixed with third hand tap gear,
The feed cavity lower end wall is equipped with first movement chamber, and the first movement is intracavitary to be moved up and down equipped with the first gripping block, described
The 5th spring is connected between first gripping block lower end surface and the first movement chamber lower end wall.
Preferably, the feed cavity upper surface is equipped with the second mobile cavity that Open Side Down, in second mobile cavity can on
Lower movement is equipped with the second gripping block, is connected with the 6th bullet between second gripping block upper surface and the second mobile cavity upper end wall
Spring, mantle fiber block rear end face rotation are equipped with second driven shaft, are successively fixed with the in the second driven shaft from back to front
Two reels and second gear are wound with the filament on second reel, and second gripping block upper surface is fixed with
Rack gear, the rack gear are engaged with the driving shaft.
Preferably, the third hand tap gear can be engaged with the second bevel gear.
Preferably, the third spring, the 4th spring, first spring, the second spring and the described 5th
Spring is in normal condition, and the 6th spring force is bigger than the second spring.
Preferably, the cross bar is moved to the left, and after the locating rod moves down, the locating rod can pass through the through-hole
It is inserted into the fixing groove.
Preferably, by after steel bar clamping, reinforcing bar is not able to rotate for second gripping block and first gripping block.
Beneficial effects of the present invention: the present apparatus is easy to operate, can be quickly to reinforcing bar using the present apparatus after reinforcing bar is fixed
One end carry out mantle fiber, after the completion of mantle fiber, by collet head in the present apparatus, using the present apparatus, sleeve can be quick installed to set
On the reinforcing bar that silk is completed, the reinforcing bar for being already installed with sleeve is fixed, the present apparatus reinforcement installation that another mantle fiber is good is used
Into in sleeve.
Detailed description of the invention
It, below will be to embodiment or existing in order to illustrate more clearly of inventive embodiments or technical solution in the prior art
Attached drawing needed in technical description is briefly described, it should be apparent that, the accompanying drawings in the following description is only to invent
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the schematic view of the front view that a kind of reinforcing bar of the present invention tightens attachment device entirety complete section；
Fig. 2 is enlarged diagram at A in Fig. 1；
Fig. 3 is B-B direction schematic diagram in Fig. 1；
Fig. 4 is C-C direction schematic diagram in Fig. 1；
Fig. 5 is D-D direction schematic diagram in Fig. 2.
Specific embodiment
Below with reference to Fig. 1-5, the present invention is described in detail, wherein for sake of convenience, now to hereafter described orientation
Provide as follows: hereafter described front-rear direction up and down is consistent with the front-rear direction up and down of Fig. 1 projection relation itself.
A kind of reinforcing bar in conjunction with described in attached drawing 1-5 tightens the mechanical mechanism schematic diagram of attachment device, including fuselage 39, institute
It states and is equipped with working chamber 19 in fuselage 39, tightening mechanism 70 is equipped in the working chamber 19, the tightening mechanism 70 includes being fixed on
The fixed link 21 of 19 lower end wall of working chamber is rotatably equipped with cylinder 17 in the fixed link 21, is equipped in the cylinder 17
Mobile cavity 18 can be moved left and right equipped with horizontal axis 16 in the mobile cavity 18；
Transmission mechanism 72 is equipped on the right side of the tightening mechanism 70, the transmission mechanism 72 includes fixed block 22, the work
19 aft bulkhead of chamber is fixed with the fixed block 22, and 22 lower end surface of fixed block is fixed with motor 23, the fixed block 22
Right side is equipped with the rotation chamber 25 of opening to the right, and vertical slot 53 is equipped in the rotation chamber 25, can be moved up and down in the vertical slot 53
Equipped with locating rod 54, the first spring 29 is connected between 53 upper end wall of 54 upper surface of locating rod and the vertical slot；
Mantle fiber mechanism 71 is equipped on the right side of the transmission mechanism 72, the mantle fiber mechanism 71 includes mantle fiber block 32, the working chamber 19
Rear end face is equipped with translot 30, can move left and right in the translot 30 equipped with the mantle fiber block 32,32 left side of mantle fiber block with
Second spring 45 is connected between the 30 left end wall of translot, 32 left side of mantle fiber block is fixed with cross bar 31, the cross bar
Through-hole 57 is equipped on 31 up and down.
Valuably, the tightening mechanism 70 being described in detail, the tightening mechanism 70 further includes first bevel gear 51,
51 left side of first bevel gear is fixed with the cylinder 17, and 16 left side of horizontal axis is fixed with riser 15, described
15 left side of riser is fixed with tightening mechanism 70, symmetrical above and below in the tightening mechanism 70 to set that there are two shifting chutes 10, above
For shifting chute 10 described in side, can be moved up and down in the shifting chute 10 equipped with movable block 14,14 lower end surface of movable block is solid
Surely it is equipped with the first gripping block 13, is connected with third spring 12 between 10 upper end wall of 14 upper surface of movable block and the shifting chute,
The 4th spring 20 is connected between 18 right end wall of 16 right side of horizontal axis and the mobile cavity.
Valuably, the transmission mechanism 72 is described in detail, the transmission mechanism 72 further includes driving shaft 48, described
Driving shaft 48 is rotatably provided in 23 lower end surface of motor, and 48 lower end surface of driving shaft is fixed with second bevel gear 50,
Rotation 25 lower end wall of chamber is equipped with the fixing groove 52 of opening upwards, and the fixing groove 52 is connected to the vertical slot 53, and described turn
Dynamic 25 aft bulkhead of chamber is rotatably equipped with first driven shaft 56, is successively fixed with first from back to front in the first driven shaft 56
Reel 62 and first gear 55 are wound with filament 28, the locating rod 54 and the first gear on first reel 62
55 engagements.
Valuably, the mantle fiber mechanism 71 is described in detail, rotation is equipped with rotating block 33, institute in the mantle fiber block 32
It states 33 right side of rotating block and is equipped with the mantle fiber chamber 35 of opening to the right, be equipped with bolt die 34, the mantle fiber block 32 in the mantle fiber chamber 35
Right side is equipped with the feed cavity 36 of opening to the right, and the feed cavity 36 is connected to the mantle fiber chamber 35,33 left end of rotating block
Face is fixed with transmission shaft 46, and 46 left side of transmission shaft is fixed with third hand tap gear 47,36 lower end wall of feed cavity
Equipped with first movement chamber 44, can be moved up and down in the first movement chamber 44 equipped with the first gripping block 42, first gripping block
The 5th spring 43 is connected between 42 lower end surfaces and 44 lower end wall of first movement chamber；
36 upper surface of feed cavity is equipped with the second mobile cavity 38 that Open Side Down, can move up and down in second mobile cavity 38
Equipped with the second gripping block 41, the 6th bullet is connected between 41 upper surface of the second gripping block and 38 upper end wall of the second mobile cavity
Spring 37,32 rear end face of mantle fiber block, which rotates, is equipped with second driven shaft 61, successively solid from back to front in the second driven shaft 61
Surely it is equipped with the second reel 60 and second gear 58, the filament 28 is wound on second reel 60, described second clamps
41 upper surface of block is fixed with rack gear 40, and the rack gear 40 is engaged with the driving shaft 48.
Valuably, the third hand tap gear 47 can be engaged with the second bevel gear 50.
Valuably, the third spring 12, the 4th spring 20, first spring 2, the second spring 45 and institute
It states the 5th spring 43 and is in normal condition, second spring 45 described in 37 elasticity rate of the 6th spring is big.
Valuably, the cross bar 31 is moved to the left, and after the locating rod 54 moves down, the locating rod 54 can pass through institute
Through-hole 57 is stated to be inserted into the fixing groove 52.
Valuably, with first gripping block 42 by after steel bar clamping, reinforcing bar is not able to rotate second gripping block 41.
The sequence of the mechanical action of whole device:
(1) reinforcing bar is fixed, reinforcing bar is put into feed cavity 36 to the right by the present apparatus, reinforcing bar passes through the second gripping block 41 and first
Gripping block 42 pushes mantle fiber block 32 to be moved to the left, and 32 left side of mantle fiber block contacts stopping movement, third cone with 30 left end wall of translot
Gear 47 is engaged with second bevel gear 50, and cross bar 31 is moved to the left with mantle fiber block 32, and continuation pushes to the right the present apparatus, and reinforcing bar pushes
Second gripping block 41 and the first gripping block 42 are away from each other.
(2) rack gear 40 is moved up with the second gripping block 41, and rack gear 40 pushes second gear 58 to rotate, and second gear 58 is logical
It crosses second driven shaft 61 and drives the rotation of the second reel 60,60 tension filament 28 of the second reel, filament 28 pulls the first coiling
62 rotation of wheel, the first reel 62 drive first gear 55 to rotate by first driven shaft 56, and first gear 55 drives locating rod
54 move down, and locating rod 54 passes through through-hole 57 and is inserted into fixing groove 52.
(3) start motor 23, driving shaft 48 rotates together with motor 23, and driving shaft 48 drives the by second bevel gear 50
Third hand tap gear 47 rotate, transmission shaft 46 with third hand tap gear 47 rotate, transmission shaft 46 drive rotating block 33 rotate, bolt die 34 with turn
Motion block 33 rotates together, and by the right promotion present apparatus, bolt die 34 after the completion of mantle fiber, will make motor reversal, and to the left to reinforcing bar mantle fiber
The mobile present apparatus, so that the present apparatus is detached from reinforcing bar, mantle fiber block 32 resets, and closes motor 23.
(4) sleeve is put among two the first gripping blocks 13, the first gripping block 13 is by sleeve clamping, to the left by the present apparatus
It is mobile, the good reinforcing bar of mantle fiber is connected on sleeve, motor 23 is started, motor 23 drives the second cone tooth by driving shaft 48
50 rotation of wheel, first bevel gear 51 are rotated with second bevel gear 50, and first bevel gear 51 drives cylinder 17 to rotate, and cylinder 17 passes through
Riser 15 drives annulus 11 to rotate, and the first gripping block 13 is rotated with annulus 11, and continuation pushes the present apparatus to the left, and sleeve will be covered in steel
On muscle, motor 23 is closed, move right the present apparatus, and sleeve is taken away the present apparatus by reinforcing bar.
(5) by after another section of reinforcing bar mantle fiber, one end of non-mantle fiber is clipped among two the first gripping blocks 13, starts motor
23, the first gripping block 13 drives reinforcing bar rotation, and reinforcing bar is inserted in sleeve.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow be familiar with this field technology
Personage can understand the content of present invention and be implemented, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the scope of protection of the present invention.
Claims (9)
1. a kind of reinforcing bar tightens attachment device, including fuselage, it is characterised in that:
It is equipped with working chamber in the fuselage, tightening mechanism is equipped in the working chamber, the tightening mechanism is described including being fixed on
The fixed link of working chamber lower end wall is rotatably equipped with cylinder in the fixed link, is equipped with mobile cavity, the movement in the cylinder
It is intracavitary to move left and right equipped with horizontal axis；
Transmission mechanism is equipped on the right side of the tightening mechanism, the transmission mechanism includes fixed block, the working chamber aft bulkhead
It is fixed with the fixed block, the lower end of fixing block face is fixed with motor, and the fixed block right side is equipped with opening to the right
Rotation chamber, the rotation is intracavitary to be equipped with vertical slot, can move up and down equipped with locating rod in the vertical slot, the locating rod upper surface
The first spring is connected between the vertical slot upper end wall；
Mantle fiber mechanism is equipped on the right side of the transmission mechanism, the mantle fiber mechanism includes mantle fiber block, and the working chamber rear end face is equipped with
Translot can move left and right equipped with the mantle fiber block in the translot, connect between mantle fiber block left side and translot left end wall
It is connected to second spring, mantle fiber block left side is fixed with cross bar, is equipped with through-hole up and down on the cross bar.
2. a kind of reinforcing bar tightens attachment device according to claim 1, it is characterised in that: the tightening mechanism further includes
First bevel gear, the first bevel gear left side are fixed with the cylinder, and the horizontal axis left side is fixed with riser, institute
It states riser left side and is fixed with tightening mechanism, it is symmetrical above and below in the tightening mechanism to set that there are two shifting chutes, described in upside
It can be moved up and down for shifting chute, in the shifting chute equipped with movable block, the movable block lower end surface is fixed with the first clamping
Block is connected with third spring, the horizontal axis right side and the shifting between the movable block upper surface and the shifting chute upper end wall
The 4th spring is connected between dynamic chamber right end wall.
3. a kind of reinforcing bar tightens attachment device according to claim 1, it is characterised in that: the transmission mechanism further includes
Driving shaft, the driving shaft are rotatably provided in the motor lower end surface, and the driving shaft lower end surface is fixed with the second cone tooth
Wheel, the rotation chamber lower end wall are equipped with the fixing groove of opening upwards, and the fixing groove is connected to the vertical slot, after the rotation chamber
End wall is rotatably equipped with first driven shaft, is successively fixed with the first reel and first from back to front in the first driven shaft
Gear is wound with filament on first reel, and the locating rod is engaged with the first gear.
4. a kind of reinforcing bar according to claim 3 tightens attachment device, it is characterised in that: rotation is set in the mantle fiber block
There is rotating block, the rotating block right side is equipped with the mantle fiber chamber of opening to the right, and the mantle fiber is intracavitary to be equipped with bolt die, the mantle fiber block
Right side is equipped with the feed cavity of opening to the right, and the feed cavity is connected to the mantle fiber chamber, and the rotating block left side fixation is set
There is transmission shaft, the transmission shaft left side is fixed with third hand tap gear, and the feed cavity lower end wall is equipped with first movement chamber, institute
State that first movement is intracavitary to be moved up and down equipped with the first gripping block, under first gripping block lower end surface and the first movement chamber
The 5th spring is connected between end wall.
5. a kind of reinforcing bar according to claim 4 tightens attachment device, it is characterised in that: the feed cavity upper surface is set
There is the second mobile cavity that Open Side Down, can move up and down in second mobile cavity and be clamped equipped with the second gripping block, described second
Be connected with the 6th spring between block upper surface and the second mobile cavity upper end wall, the mantle fiber block rear end face rotation be equipped with second from
Moving axis is successively fixed with the second reel and second gear, second reel in the second driven shaft from back to front
On be wound with the filament, second gripping block upper surface is fixed with rack gear, and the rack gear is engaged with the driving shaft.
6. a kind of reinforcing bar according to claim 4 tightens attachment device, it is characterised in that: the third hand tap gear can be with institute
State second bevel gear engagement.
7. a kind of reinforcing bar according to claim 5 tightens attachment device, it is characterised in that: the third spring, described
Four springs, first spring, the second spring and the 5th spring are in normal condition, the 6th spring force ratio
The second spring is big.
8. a kind of reinforcing bar according to claim 3 tightens attachment device, it is characterised in that: the cross bar is moved to the left, institute
It states after locating rod moves down, the locating rod can be inserted into the fixing groove by the through-hole.
9. a kind of reinforcing bar according to claim 5 tightens attachment device, it is characterised in that: second gripping block with it is described
By after steel bar clamping, reinforcing bar is not able to rotate first gripping block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910797414.4A CN110479914B (en) | 2019-08-27 | 2019-08-27 | Reinforcing steel bar tightening and connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910797414.4A CN110479914B (en) | 2019-08-27 | 2019-08-27 | Reinforcing steel bar tightening and connecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110479914A true CN110479914A (en) | 2019-11-22 |
| CN110479914B CN110479914B (en) | 2021-01-26 |
Family
ID=68553566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910797414.4A Expired - Fee Related CN110479914B (en) | 2019-08-27 | 2019-08-27 | Reinforcing steel bar tightening and connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110479914B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2035869B (en) * | 1978-12-01 | 1982-10-13 | Kehlenbeck F | Screwing up on threadchasing machine |
| JPS6130848B2 (en) * | 1979-12-10 | 1986-07-16 | Kyoichi Murata | |
| CN2083092U (en) * | 1990-12-29 | 1991-08-21 | 石庆祥 | Pipe screw chasing machine |
| CN2161402Y (en) * | 1993-05-08 | 1994-04-13 | 河北省新城焊接设备厂 | Thread cutting equipment for external conical surface |
| 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 |
| CN204492203U (en) * | 2014-12-22 | 2015-07-22 | 丰都县雷龙金属构件有限公司 | A kind of steel bar connecting machine |
| CN206328956U (en) * | 2016-12-14 | 2017-07-14 | 上海建工二建集团有限公司 | A kind of straight screw sleeve connection device |
| CN207695537U (en) * | 2017-08-01 | 2018-08-07 | 殷小静 | Covering device on a kind of construction reinforcing bar |
| CN208662390U (en) * | 2018-08-28 | 2019-03-29 | 曹文杰 | A kind of reinforcing bar rotary joint device |
| CN110080534A (en) * | 2019-05-16 | 2019-08-02 | 何艳 | A kind of device that is spirally connected for building iron and connection sleeve |
-
2019
- 2019-08-27 CN CN201910797414.4A patent/CN110479914B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2035869B (en) * | 1978-12-01 | 1982-10-13 | Kehlenbeck F | Screwing up on threadchasing machine |
| JPS6130848B2 (en) * | 1979-12-10 | 1986-07-16 | Kyoichi Murata | |
| CN2083092U (en) * | 1990-12-29 | 1991-08-21 | 石庆祥 | Pipe screw chasing machine |
| CN2161402Y (en) * | 1993-05-08 | 1994-04-13 | 河北省新城焊接设备厂 | Thread cutting equipment for external conical surface |
| CN204492203U (en) * | 2014-12-22 | 2015-07-22 | 丰都县雷龙金属构件有限公司 | A kind of steel bar connecting machine |
| 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 |
| CN206328956U (en) * | 2016-12-14 | 2017-07-14 | 上海建工二建集团有限公司 | A kind of straight screw sleeve connection device |
| CN207695537U (en) * | 2017-08-01 | 2018-08-07 | 殷小静 | Covering device on a kind of construction reinforcing bar |
| CN208662390U (en) * | 2018-08-28 | 2019-03-29 | 曹文杰 | A kind of reinforcing bar rotary joint device |
| CN110080534A (en) * | 2019-05-16 | 2019-08-02 | 何艳 | A kind of device that is spirally connected for building iron and connection sleeve |
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| Publication number | Publication date |
|---|---|
| CN110479914B (en) | 2021-01-26 |
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Effective date of registration: 20210111 Address after: Room 210, citizen's home, No.9 Binhu Avenue, Pingyuan demonstration area, Xinxiang City, Henan Province, 453000 Applicant after: CHINA ALUMINUM GREAT WALL CONSTRUCTION Co.,Ltd. Address before: 312000 No. 311, yangcunfan, Hongmen village, Taozhu street, Zhuji City, Shaoxing City, Zhejiang Province Applicant before: Zhuji Gaozong Automation Technology Co.,Ltd. |
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Granted publication date: 20210126 |