CN208357516U - A kind of pyramid shell type coiler mandrel with hydraulic jaw - Google Patents
A kind of pyramid shell type coiler mandrel with hydraulic jaw Download PDFInfo
- Publication number
- CN208357516U CN208357516U CN201820911310.2U CN201820911310U CN208357516U CN 208357516 U CN208357516 U CN 208357516U CN 201820911310 U CN201820911310 U CN 201820911310U CN 208357516 U CN208357516 U CN 208357516U
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- jaw
- blind hole
- pyramid
- shell type
- grips pincers
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Abstract
The utility model discloses a kind of pyramid shell type coiler mandrel with hydraulic jaw, including main shaft, pyramid sleeve and four pieces of fanning strips, spindle jacket is equipped with pyramid sleeve, pyramid sleeve is coated with the cylindrical structure being made of four pieces of fanning strips, wherein a fanning strip is jaw fan-shaped, the bottom of four pieces of fanning strips is inclined-plane, the bottom bevel of fanning strip and the contact of incline plane of pyramid sleeve, the cambered surface of jaw fan-shaped is equipped with groove, hydraulic jaw component is embedded in groove, bottom portion of groove is equipped with several groups blind hole, every group of blind hole includes three blind holes arranged side by side, spring assembly is equipped in the intermediate blind hole of every group of blind hole, jaw oil cylinder is equipped in the two sides blind hole of every group of blind hole, main shaft is connect by long key with pull rod, long key mapping is in the round end hole on main shaft, main shaft one end is provided with bearing assembly.The utility model has the beneficial effects that long service life, high production efficiency；It is practical；Jaw maintenance replacement is convenient.
Description
Technical field
The utility model relates to steels and coloured mechanical taking-up equipment, relate in particular to a kind of pyramid with hydraulic jaw
Shell type coiler mandrel.
Background technique
Coiling machine is the important equipment on steel and coloured band tinuous production, they are mainly by reel, gear-box structure
At pyramid shell type reel mainly includes main shaft, pyramid sleeve, jaw fan-shaped (and fanning strip), jaw device.Coiling machine passes through pincers
Mouth device imports band in the initial stage of strip coiling, and band head is clamped, and winds a few rear and main equipments and establishes
Tension normally batches steel band under the action of reel rotation.
General coiler mandrel surrounds a cylinder by four pieces of fanning strips, the pyramid shell type coiling machine with jaw device
Reel, jaw device are usually machinery, and the clamping of jaw is synchronized by the pyramid sleeve of drum-expanding to be carried out, but the movement of jaw
Cannot be fully synchronized with the breathing of reel, therefore spring, the folder of final band are configured between jaw power set and pyramid sleeve
It is tightly to be guaranteed by the elastic force of spring.Due to there is the limitation of spring between pyramid sleeve and main shaft, the head rest supporting of reel is only
It can be mounted on the outrigger shaft being connected with pyramid sleeve, coupling for outrigger shaft and pyramid sleeve is fastened by bolt.This knot
Structure, using being restricted on certain units, once occurred excessive because jig jaw clamping force is insufficient and the intensity of head rest supporting is inadequate
Portion supports fastening bolt fracture accident.
Utility model content
For the problems in the relevant technologies, the utility model proposes a kind of, and the pyramid shell type coiling machine with hydraulic jaw is rolled up
Cylinder, is able to satisfy larger coiling tension, and head rest supporting is directly supported by main shaft, when avoiding strip coiling due to jig jaw clamping force deficiency
Band unwinding relaxation and head rest supporting fastening bolt is caused phenomenon of rupture occur.
In order to achieve the above technical purposes, technical scheme of the utility model is as follows:
A kind of pyramid shell type coiler mandrel with hydraulic jaw, including main shaft, pyramid sleeve and four pieces of fanning strips, the master
Outer shaft sleeve is equipped with pyramid sleeve, and the pyramid sleeve is coated with the cylindrical structure being made of four pieces of fanning strips, wherein a fan
Shape plate is jaw fan-shaped, and the bottom of four pieces of fanning strips is inclined-plane, the bottom bevel of the fanning strip and pyramid sleeve
Contact of incline plane, the cambered surface of the jaw fan-shaped are equipped with groove, are embedded with hydraulic jaw component, the groove in the groove
Bottom is equipped with several groups blind hole, and every group of blind hole includes three blind holes arranged side by side, is set in the intermediate blind hole of every group of blind hole
There is spring assembly, jaw oil cylinder is equipped in the two sides blind hole of every group of blind hole, the main shaft is connect by long key with pull rod,
The long key mapping is in the round end hole on main shaft.
Further, the both ends end to end of the main shaft are respectively provided with bearing assembly and connector.
Further, the blind hole of the centre is ladder blind hole, and the blind hole side wall of the two sides is equipped with oilhole.
Further, oil filler point is offered on the jaw fan-shaped, the oil filler point is connected to all oilholes.
Further, the hydraulic jaw component includes left grips pincers oralia, right grips pincers oralia and is located at described left solid
Determine the adjustable clamp pig's tongue between jaw plate and right grips pincers oralia.
Further, the left grips pincers oralia and right grips pincers oralia are fixed by screws in groove, described left solid
The opposite face for determining jaw plate and adjustable clamp pig's tongue is serrated profile.
Further, the left grips pincers oralia and right grips pincers oralia push down jaw oil cylinder, inside the jaw oil cylinder
Equipped with piston rod, the piston rod withstands the bottom of adjustable clamp pig's tongue, and the outer wall of the jaw oil cylinder is equipped with annular groove, the ring
Sealing ring is set in shape slot, is equipped with the oil groove opened up towards jaw oil cylinder bottom below the annular groove.
Further, the spring assembly includes compression bar, spring and baffle ring, and the lower end of the compression bar has circular pressing plate,
The upper end of the compression bar passes through spring, baffle ring is threadedly coupled with adjustable clamp pig's tongue, the left grips pincers oralia and right regular jaw
Plate pushes down baffle ring.
The utility model has the beneficial effects that the head rest supporting and main shaft of 1, reel are monolithic construction, compared to traditional rib
Taper sleeve type reel head supports the split type structure being pivotally supported by the extension being fixedly connected with main shaft, the reel knot of integral one-piece mainshaft
Configuration formula has higher bearing strength and preferably distribution of force, the service life period of reel is able to extend, to improve
Production efficiency；2, the hydraulic jaw being equipped with compares traditional mechanical jaw, since jaw is hydraulic way driving, passes compared to mechanical
Flowing mode movement is more steady, and jaw pressing force can be changed by adjusting oil pressure pressure, and clamping force is bigger than mechanical jaw, more
Has practicability；3, the breathing of jaw opening and closing campaign and reel is without mechanical correlation, and when maintenance is unnecessary to dismantle reel, and replacement is more
It is convenient.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is a kind of structure of the pyramid shell type coiler mandrel with hydraulic jaw according to the utility model embodiment
Schematic diagram；
Fig. 2 is A-A direction view in Fig. 1；
Fig. 3 is B-B direction view in Fig. 1；
Fig. 4 is the partial enlarged view of jaw oil cylinder in Fig. 3.
In figure:
1, main shaft；2, long key；3, pull rod；4, pyramid sleeve；5, jaw fan-shaped；6, fanning strip；7, connector；8, bearing group
Part；9, groove；10, oilhole；11, oil filler point；12, left grips pincers oralia；13, adjustable clamp pig's tongue；14, right grips pincers oralia；15,
Jaw oil cylinder；16, spring assembly；17, piston rod；18, sealing ring；19, oil groove；20, baffle ring；21, spring；22, compression bar.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art's every other embodiment obtained, all belongs to
In the range of the utility model protection.
As shown in Figs 1-4, a kind of pyramid shell type coiler mandrel with hydraulic jaw, including main shaft 1, pyramid sleeve 4 and four
Block fanning strip 6, the main shaft 1 are arranged with pyramid sleeve 4 outside, and the pyramid sleeve 4 is coated with the cylinder being made of four pieces of fanning strips 6
Shape structure, wherein a fanning strip 6 is jaw fan-shaped 5, the bottom of four pieces of fanning strips 6 is inclined-plane, the sector
The contact of incline plane of the bottom bevel of plate 6 and pyramid sleeve 4, the cambered surface of the jaw fan-shaped 5 are equipped with groove 9, in the groove 9
It is embedded with hydraulic jaw component, 9 bottom of groove is equipped with several groups blind hole, and every group of blind hole includes three arranged side by side blind
Hole, the intermediate blind hole of every group of blind hole is interior to be equipped with spring assembly 16, is equipped with jaw in the two sides blind hole of every group of blind hole
Oil cylinder 15, the main shaft 1 are connect by long key 2 with pull rod 3, and the long key 2 is located in the round end hole on main shaft 1, and pull rod 3 can band
It moves long key 2 and makees axially reciprocating in round end hole, so that pyramid sleeve 4 be pushed to make axially reciprocating on main shaft 1.
In a specific embodiment, the both ends end to end of the main shaft 1 are respectively provided with bearing assembly 8 and connector 7.
In a specific embodiment, the intermediate blind hole of every group of blind hole is ladder blind hole, two sides blind hole side
Wall is equipped with oilhole 10.
In a specific embodiment, oil filler point 11, the oil filler point 11 and institute are offered on the jaw fan-shaped 5
There is the connection of oilhole 10.
In a specific embodiment, the hydraulic jaw component includes left grips pincers oralia 12, right grips pincers oralia
14 and the adjustable clamp pig's tongue 13 between the left grips pincers oralia 12 and right grips pincers oralia 14.
In a specific embodiment, the left grips pincers oralia 12 and right grips pincers oralia 14 are fixed by screws in
In groove 9, the opposite face of the left grips pincers oralia 12 and adjustable clamp pig's tongue 13 is serrated profile.
In a specific embodiment, the left grips pincers oralia 12 and right grips pincers oralia 14 push down jaw oil cylinder
15, piston rod 17 is equipped with inside the jaw oil cylinder 15, the piston rod 17 withstands the bottom of adjustable clamp pig's tongue 13, in oil cylinder pressure
Piston rod 17 stretches out when power increases, and jacks up adjustable clamp pig's tongue 13, realizes the closure clamping movement of jaw, the jaw oil cylinder 15
Outer wall is equipped with annular groove, and sealing ring 18 is set in the annular groove, is equipped with below the annular groove and opens up towards 15 bottom of jaw oil cylinder
Oil groove 19.
In a specific embodiment, the spring assembly 16 includes compression bar 22, spring 21 and baffle ring 20, the compression bar
22 lower end has circular pressing plate, and the upper end of the compression bar 22 passes through spring 21, baffle ring 20 is threadedly coupled with adjustable clamp pig's tongue 13,
The left grips pincers oralia 12 and right grips pincers oralia 14 push down baffle ring 20, and spring 21 and the activity of compression bar 22 is made to be limited to blind hole
In, when spring 21 resets, compression bar 22 and adjustable clamp pig's tongue 13 is driven to make radial inward movement with respect to reel, realizes of jaw
Open movement.
Above-mentioned technical proposal is further understood for convenience, now its working principle is described in detail:
Before upper volume, reel is in undergauge state, and jaw is in open configuration.Pull rod 3 is by reel cephalad direction
Thrust drives pyramid sleeve 4 to axially move on main shaft 1 by long key 2, the inclined-plane of pyramid sleeve 4 and four pieces of 6 bottoms of fanning strip
Contact of incline plane, pyramid sleeve 4 axially move, and make radial outward movement by its slope driving fanning strip 6, reel gradually swell to
Positive round.The roll bending beginning is inserted into jaw, and the then hydraulic increasing of jaw is arrived by oil filler point 11 in jaw fan-shaped 5 and oilhole 10
Up to 15 bottom of jaw oil cylinder, jaw oil cylinder 15 is pressurized, and piston rod 17 pushes adjustable clamp pig's tongue 13 to move radially outwards, jaw
It clamping, reel starts roll bending, meanwhile, adjustable clamp pig's tongue 13 drives compression bar 22 to move radially outwards, 22 plectane end of compression bar and gear
20 spacing of ring becomes smaller, and spring 21 is in compressive state.
Before unloading volume, jaw hydraulic pressure releasing, the spring 21 in compressive state resets, and drives compression bar 22 and adjustable clamp pig's tongue 13
Make radial inward movement, the gap of 13 opposite face of left grips pincers oralia 12 and adjustable clamp pig's tongue becomes larger, and jaw opens, while activity
Jaw item 13 is pressing against piston rod 17 to 15 bottom of jaw oil cylinder.Then 3 tension of reel pull rod drives 4 court of pyramid sleeve by long key 2
Axial movement far from reel head, fanning strip 6 include the work of the associated T-hook head in pyramid sleeve 4 of jaw fan-shaped 5
Make radial inward movement along inclined-plane with lower, outside barrel diameter is gradually reduced, and makes there are enough gaps to be unloaded between coil of strip and roll bending
Volume, avoids roll bending surface scratches.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (8)
1. a kind of pyramid shell type coiler mandrel with hydraulic jaw, including main shaft (1), pyramid sleeve (4) and four pieces of fanning strips
(6), which is characterized in that be arranged with pyramid sleeve (4) outside the main shaft (1), the pyramid sleeve (4) is coated with by four pieces of fanning strips
(6) cylindrical structure constituted a, wherein fanning strip (6) is jaw fan-shaped (5), the bottom of four pieces of fanning strips (6)
Portion is inclined-plane, the bottom bevel of the fanning strip (6) and the contact of incline plane of pyramid sleeve (4), the arc of the jaw fan-shaped (5)
Face is equipped with groove (9), hydraulic jaw component is embedded in the groove (9), it is blind that groove (9) bottom is equipped with several groups
Hole, every group of blind hole include three blind holes arranged side by side, are equipped with spring assembly (16) in the intermediate blind hole of every group of blind hole, institute
It states and is equipped in the two sides blind hole of every group of blind hole jaw oil cylinder (15), the main shaft (1) is connect by long key (2) with pull rod (3),
The long key (2) is located in the round end hole on main shaft (1).
2. a kind of pyramid shell type coiler mandrel with hydraulic jaw according to claim 1, which is characterized in that the master
The both ends end to end of axis (1) are respectively provided with bearing assembly (8) and connector (7).
3. a kind of pyramid shell type coiler mandrel with hydraulic jaw according to claim 1, which is characterized in that described every
The intermediate blind hole of group blind hole is ladder blind hole, and the two sides blind hole side wall is equipped with oilhole (10).
4. a kind of pyramid shell type coiler mandrel with hydraulic jaw according to claim 3, which is characterized in that the pincers
It is offered oil filler point (11) on mouth fanning strip (5), the oil filler point (11) is connected to all oilholes (10).
5. a kind of pyramid shell type coiler mandrel with hydraulic jaw according to claim 1, which is characterized in that the liquid
Bar hold component include left grips pincers oralia (12), right grips pincers oralia (14) and be located at the left grips pincers oralia (12) and the right side
Adjustable clamp pig's tongue (13) between grips pincers oralia (14).
6. a kind of pyramid shell type coiler mandrel with hydraulic jaw according to claim 5, which is characterized in that the left side
Grips pincers oralia (12) and right grips pincers oralia (14) are fixed by screws in groove (9), the left grips pincers oralia (12)
Opposite face with adjustable clamp pig's tongue (13) is serrated profile.
7. a kind of pyramid shell type coiler mandrel with hydraulic jaw according to claim 5, which is characterized in that the left side
Grips pincers oralia (12) and right grips pincers oralia (14) are pushed down jaw oil cylinder (15), and piston is equipped with inside the jaw oil cylinder (15)
Bar (17), the piston rod (17) withstand the bottom of adjustable clamp pig's tongue (13), and the outer wall of the jaw oil cylinder (15) is equipped with annular
Slot is set sealing ring (18) in the annular groove, and the oil groove opened up towards jaw oil cylinder (15) bottom is equipped with below the annular groove
(19).
8. a kind of pyramid shell type coiler mandrel with hydraulic jaw according to claim 5, which is characterized in that the bullet
Spring component (16) includes compression bar (22), spring (21) and baffle ring (20), and the lower end of the compression bar (22) has circular pressing plate, described
The upper end of compression bar (22) passes through spring (21), baffle ring (20) is threadedly coupled with adjustable clamp pig's tongue (13), the left grips pincers oralia
(12) and right grips pincers oralia (14) pushes down baffle ring (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820911310.2U CN208357516U (en) | 2018-06-13 | 2018-06-13 | A kind of pyramid shell type coiler mandrel with hydraulic jaw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820911310.2U CN208357516U (en) | 2018-06-13 | 2018-06-13 | A kind of pyramid shell type coiler mandrel with hydraulic jaw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208357516U true CN208357516U (en) | 2019-01-11 |
Family
ID=64928782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820911310.2U Active CN208357516U (en) | 2018-06-13 | 2018-06-13 | A kind of pyramid shell type coiler mandrel with hydraulic jaw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208357516U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704955A (en) * | 2018-06-13 | 2018-10-26 | 湖南科美达重工有限公司 | A kind of pyramid shell type coiler mandrel with hydraulic jaw |
| CN110328256A (en) * | 2019-07-15 | 2019-10-15 | 马鞍山北光冶金机械有限责任公司 | A kind of 600KN hightension stainless steel rolling mill coiling machine |
| WO2021134390A1 (en) * | 2019-12-31 | 2021-07-08 | 江苏亚威机床股份有限公司 | New coiling machine mandrel |
-
2018
- 2018-06-13 CN CN201820911310.2U patent/CN208357516U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108704955A (en) * | 2018-06-13 | 2018-10-26 | 湖南科美达重工有限公司 | A kind of pyramid shell type coiler mandrel with hydraulic jaw |
| CN110328256A (en) * | 2019-07-15 | 2019-10-15 | 马鞍山北光冶金机械有限责任公司 | A kind of 600KN hightension stainless steel rolling mill coiling machine |
| WO2021134390A1 (en) * | 2019-12-31 | 2021-07-08 | 江苏亚威机床股份有限公司 | New coiling machine mandrel |
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