CN208879349U - A kind of improved rolling mill - Google Patents

A kind of improved rolling mill Download PDF

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Publication number
CN208879349U
CN208879349U CN201821549064.7U CN201821549064U CN208879349U CN 208879349 U CN208879349 U CN 208879349U CN 201821549064 U CN201821549064 U CN 201821549064U CN 208879349 U CN208879349 U CN 208879349U
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CN
China
Prior art keywords
pull rod
wing
hydraulic nut
rolling mill
pin shaft
Prior art date
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.)
Active
Application number
CN201821549064.7U
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Chinese (zh)
Inventor
李海国
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
To force machinery (Fujian) Group Co., Ltd.
Original Assignee
Fujian Putian Power Machinery Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fujian Putian Power Machinery Manufacturing Co Ltd filed Critical Fujian Putian Power Machinery Manufacturing Co Ltd
Priority to CN201821549064.7U priority Critical patent/CN208879349U/en
Application granted granted Critical
Publication of CN208879349U publication Critical patent/CN208879349U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of improved rolling mill, including rolling mill ontology, organic cap is set on the rolling mill ontology, rack, the rack includes the first wing and the second wing, first wing and second wing are connected with machine cap respectively, first wing is connect with the machine cap by the first pin shaft, the first pull rod is also equipped on first pin shaft, the first hydraulic nut is installed on first pull rod, second wing is connect with the machine cap by the second pin shaft, one second pull rod is also equipped on second pin shaft, the second hydraulic nut is installed on second pull rod;The machine cap of the utility model rolling mill is fixedly connected with rack using pin shaft, pull rod is installed on pin shaft simultaneously, pull rod plays fixed function to pin shaft, hydraulic nut is installed, it is ensured that pull rod does not shift, and then guarantees that the connection locking of machine cap and rack is more reliable on pull rod, it will not loosen, the precision of product is good, while hydraulic nut is hardly damaged, and facilitates maintenance.

Description

A kind of improved rolling mill
Technical field
The utility model relates to technical field of metallurgical equipment more particularly to a kind of improved rolling mills.
Background technique
In existing metallurgical machinery, on the hot rolling semi-closed port rolling mill of rolled threaded steel and fashioned iron, between machine cap and rack Coupling locking mode is usually all to carve 12 fixed lockings with oblique, as shown in Figure 1, simple strength manually is next urgent;It leads in this way Cause has following 4 points of fault: 1, labor intensity of workers is big;2, inclined wedge is easy bad;3, not labor is locked between machine cap and rack It leans on, Yi Songdong, has large effect to the precision of product;4, worker operation Shi Yaozhan is operated in relatively high position.
Summary of the invention
In order to solve the above technical problems, first purpose of the utility model is to provide a kind of improved rolling mill, this reality Technical solution with novel offer is as follows:
Organic cap, rack is arranged on the rolling mill ontology in a kind of improved rolling mill, including rolling mill ontology, described Rack includes the first wing and the second wing, and first wing and second wing be connected with machine cap respectively, and described the One wing is connect with the machine cap by the first pin shaft, and the first pull rod, first pull rod are also equipped on first pin shaft On the first hydraulic nut is installed, second wing is connect with the machine cap by the second pin shaft, on second pin shaft also One second pull rod is installed, the second hydraulic nut is installed on second pull rod.
Further, first hydraulic nut includes hydraulic nut ontology, piston, lock-screw, the hydraulic nut The end face of ontology is equipped with pouring orifice, and the pouring orifice connects oil pocket, is provided with piston on the oil pocket, also sets on the piston There is the sealing ring for connecting oil pocket with piston seal, is additionally provided with lock-screw above the hydraulic nut ontology, second is hydraulic Nut is identical as the first hydraulic nut structure.
Further, second hydraulic nut is identical as the first hydraulic nut structure.
Further, the pouring orifice is also connected with hydraulic hand-pump.
Further, the central axis of first hydraulic nut and the central axis of first pull rod overlap.
The machine cap of the utility model rolling mill is fixedly connected with rack using pin shaft, while pull rod is equipped on pin shaft, is drawn Bar plays fixed function to pin shaft, is equipped with hydraulic nut on pull rod, it is ensured that pull rod does not shift, and then guarantees machine cap and rack Connection locking it is more reliable, will not loosen, the precision of product is good, while hydraulic nut is hardly damaged, and facilitates maintenance, while infusing Hydraulic fluid port connects a hydraulic hand-pump, it can be achieved that accurate control to bolt pretightening, hydraulic hand-pump make piston as power source Relative motion is generated with hydraulic nut, to realize the dismounting of interference fit.
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 Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is existing rolling mill partial structural diagram;
Fig. 2 is the partial structural diagram of the improved rolling mill of the utility model;
Fig. 3 is the hydraulic nut assembly initial configuration schematic diagram of the utility model;
Fig. 4 is the hydraulic nut assembly motion structure schematic diagram of the utility model;
Fig. 5 is that structural schematic diagram is completed in the hydraulic nut assembly of the utility model;
In the figure, it is marked as
1, rolling mill ontology, 11, machine cap, 12, inclined wedge, 13, rack, the 14, first hydraulic nut, the 15, first pin shaft, 16, First pull rod, the 131, first wing, the 132, second wing, 141, oil pocket, 142, pouring orifice, 143, piston, 144, lock-screw, 145, sealing ring.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common The application protection all should belong in technical staff's every other embodiment obtained without making creative work Range.
Referring to Fig. 2, being that the partial structurtes of improved rolling mill of the most preferred embodiment as the utility model a kind of are shown It is intended to, including rolling mill ontology 1, organic cap 11, rack 13 is set on rolling mill ontology 1, rack 13 includes 131 He of the first wing Second wing 132, the first wing 131 and the second wing 132 are connected with machine cap 11 respectively, and the first wing 131 and machine cap 11 are logical The connection of the first pin shaft 15 to be crossed, the first pull rod 16 is also equipped on the first pin shaft 15, the first pull rod 16 is used to fix the first pin shaft 15, It prevents machine cap 11 and rack 13 from falling off from pin shaft, the first hydraulic nut 14, the first hydraulic nut is installed on the first pull rod 16 14 are used to lock the first pull rod 16, and the first hydraulic nut 14 can guarantee that the first pull rod 16 is fixedly connected with the first pin shaft 15, no It is displaced, the second wing 132 is fixedly connected with machine cap 11 by the second pin shaft, and one second drawing is also connected on the second pin shaft Bar is equipped with the second hydraulic nut on the second pull rod.
A threaded hole (not shown) is wherein provided on the first pin shaft 15,16 excircle of the first pull rod is provided with and spiral shell The external screw thread (not shown) that pit matches, threaded hole are fixedly connected with 16 external screw thread of the first pull rod, on the first pin shaft 15 It can also be arranged a spring (not shown), spring one end is against on machine cap 11, and the other end is against on the first pull rod 16, is played Buffer function.
Wherein, the first hydraulic nut 14 includes hydraulic nut ontology, piston 143, lock-screw 144, hydraulic nut ontology End face be equipped with pouring orifice 142, pouring orifice 142 connects oil pocket 141, is provided with piston 143 on oil pocket 141, on piston 143 also Equipped with the sealing ring 145 for being tightly connected oil pocket 141 and piston 143, lock-screw is additionally provided with above hydraulic nut ontology 144, pouring orifice 142 is also connected with hydraulic hand-pump (not shown), it can be achieved that accurate control to bolt pretightening, manually Hydraulic pump makes piston 143 and the first hydraulic nut 14 generate relative motion, to realize tearing open for interference fit as power source Dress;Second hydraulic nut is identical as 14 structure of the first hydraulic nut;The central axis of first hydraulic nut 14 and the first pull rod 152 Central axis overlap;
Referring to Fig. 3, the first hydraulic nut 14 assembled uses hydraulic hand-pump toward pouring orifice 142 injection pressure oil, hand Hydrodynamic press pump is equipped with pressure gauge, observes pressure gauge, when pressure gauge is in 5-6MPa, lock-screw 144 and piston 143, first Pull rod 152 is together toward pull-up 3-5mm, as shown in figure 4, the at this moment manual rotation lock screw 144 of operator, makes lock-screw Gap between 144 and bolt is 0, then 144 top clearance of lock-screw is 3-5mm, as shown in figure 5, at this moment pulling out manual liquid Press pump, the first hydraulic nut 14 are installed;Being equivalent between machine cap 11 and the first wing 131 at this time has added the oil pressure of 5-6MPa to lock Clamp force makes to lock between machine cap 11 and the first wing 131 more efficient reliable.
In conclusion the machine cap of the utility model rolling mill is fixedly connected with rack using pin shaft, while being installed on pin shaft There is pull rod, pull rod plays fixed function to pin shaft, is equipped with hydraulic nut on pull rod, it is ensured that pull rod does not shift, and then guarantees The connection locking of machine cap and rack is more reliable, will not loosen, the precision of product is good, while hydraulic nut is hardly damaged, and facilitates guarantor It supports, while connecting a hydraulic hand-pump, it can be achieved that accurate control to bolt pretightening, hydraulic hand-pump is as dynamic in pouring orifice Power source makes piston and hydraulic nut generate relative motion, to realize the dismounting of interference fit.
The utility model is exemplarily described above in conjunction with attached drawing, it is clear that the utility model specific implementation not by The limitation of aforesaid way, as long as the various unsubstantialities carried out using the method concept and technical solution of the utility model change Into, or it is not improved the conception and technical scheme of the utility model are directly applied into other occasions, in the utility model Protection scope within.

Claims (5)

1. a kind of improved rolling mill, which is characterized in that including rolling mill ontology, be arranged on the rolling mill ontology organic cap, Rack, the rack include the first wing and the second wing, and first wing and second wing are connected with machine cap respectively It connects, first wing is connect with the machine cap by the first pin shaft, and the first pull rod is also equipped on first pin shaft, described First hydraulic nut is installed on the first pull rod, second wing is connect with the machine cap by the second pin shaft, and described second It is also equipped with one second pull rod on pin shaft, the second hydraulic nut is installed on second pull rod.
2. a kind of improved rolling mill according to claim 1, which is characterized in that first hydraulic nut includes hydraulic Nut body, piston, lock-screw, the end face of the hydraulic nut ontology are equipped with pouring orifice, and the pouring orifice connects oil pocket, It is provided with piston on the oil pocket, the sealing ring for connecting oil pocket with piston seal, the hydraulic spiral shell are additionally provided on the piston Lock-screw is additionally provided with above maternal body.
3. a kind of improved rolling mill according to claim 2, which is characterized in that second hydraulic nut and described the One hydraulic nut structure is identical.
4. a kind of improved rolling mill according to claim 3, which is characterized in that the pouring orifice is also connected with manual liquid Press pump.
5. a kind of improved rolling mill according to claim 4, which is characterized in that the central axis of first hydraulic nut The central axis of line and first pull rod overlaps.
CN201821549064.7U 2018-09-21 2018-09-21 A kind of improved rolling mill Active CN208879349U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821549064.7U CN208879349U (en) 2018-09-21 2018-09-21 A kind of improved rolling mill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821549064.7U CN208879349U (en) 2018-09-21 2018-09-21 A kind of improved rolling mill

Publications (1)

Publication Number Publication Date
CN208879349U true CN208879349U (en) 2019-05-21

Family

ID=66513411

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821549064.7U Active CN208879349U (en) 2018-09-21 2018-09-21 A kind of improved rolling mill

Country Status (1)

Country Link
CN (1) CN208879349U (en)

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Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP03 Change of name, title or address

Address after: 351200 Xianyou County Economic Development Zone, Putian City, Fujian Province

Patentee after: To force machinery (Fujian) Group Co., Ltd.

Address before: 351254 Xianyou County Economic Development Zone, Putian City, Fujian Province

Patentee before: Fujian Putian Power Machinery Manufacturing Co., Ltd.

CP03 Change of name, title or address