CN203610943U - Tool capable of fast disassembling work roller jaw of straightening machine - Google Patents
Tool capable of fast disassembling work roller jaw of straightening machine Download PDFInfo
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- CN203610943U CN203610943U CN201320748096.0U CN201320748096U CN203610943U CN 203610943 U CN203610943 U CN 203610943U CN 201320748096 U CN201320748096 U CN 201320748096U CN 203610943 U CN203610943 U CN 203610943U
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- hydraulic cylinder
- push rod
- jaw
- straightening machine
- mandrel
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Abstract
The utility model discloses a tool capable of fast disassembling a work roller jaw of a straightening machine, and belongs to the technical field of maintenance tools of the straightening machine. The tool is used for overcoming the shortcomings that the jaws used in a work roller of the straightening machine is large in number and difficult to replace, the shaft neck of the work roller is damaged easily and the replacement cost is high. According to the technical scheme, a hydraulic driving device is fixed to a moving trolley, a disassembling device is connected with the hydraulic driving device and comprises a connection ring, a connection rod, a core shaft and an ejector rod, the connection ring is connected with the hydraulic driving device, the two ends of the connection rod are connected with the connection ring and the core shaft, the ejector rod penetrates through the center of the core shaft, one end of the ejector rod is connected with the hydraulic driving device, and the other end of the ejector rod is opposite to the work roller. The tool is simple in structure and convenient to use, the design press-in force F can be 200T to the maximum degree, the requirement on sites can be completely met, the work roller jaw can be disassembled fast, the shaft neck of the work roller can not be damaged, the disassembled jaw can be repeatedly used, and therefore the production cost is lowered, and the economic benefit is remarkable.
Description
Technical field
The utility model relates to a kind of specific purpose tool of quick-detachment working roller of straightening machine jaw, belongs to straightener maintenance tool technical field.
Background technology
Straightener is the visual plant of medium plate mill of iron and steel enterprise, and comprising nine roller thermal straightening machines, the jaw of this straightener is arranged on working roll axle head, adopts slide block type to connect with universal-joint spindle.For guaranteeing product quality, prevent roll stop and straightener steel bonding, working roller of straightening machine is changed four times for 1 year, changes and once needs to remove 9 jaws, and jaw material is 40Gr.Working roll axle journal and jaw are interference fits, the magnitude of interference δ max=0.028mm that it is maximum, length of fit is 240mm, pressing-in force F is very large, is 138.2T as calculated, cannot remove so depend merely on manpower, originally each replacing working roller of straightening machine is all to cut off jaw by air gun, both waste of manpower, has improved production cost, easily damages again the working roll diameter of axle.For this reason, it is very necessary designing a kind of specific purpose tool of dismantling working roller of straightening machine jaw.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of instrument of quick release working roller of straightening machine jaw, this instrument can be realized the mechanization of dismounting jaw work, do not damage the working roll diameter of axle simultaneously, and the jaw under dismounting can be reused, reach the object that reduces production costs, reduces maintenance load and labour intensity.
The technical scheme solving the problems of the technologies described above is:
A kind of instrument of quick release working roller of straightening machine jaw, it is by travelling car, fluid pressure drive device, provision for disengagement three part compositions, fluid pressure drive device is fixed on travelling car, provision for disengagement is connected with fluid pressure drive device, provision for disengagement comprises connecting ring, connecting rod, mandrel, push rod, connecting ring is connected with fluid pressure drive device, one end of connecting rod is connected on connecting ring, the other end of connecting rod is connected to the two ends of mandrel, push rod is through the center of mandrel, one end of push rod is connected with fluid pressure drive device, the other end of push rod is relative with working roll jaw.
The instrument of above-mentioned quick release working roller of straightening machine jaw, described fluid pressure drive device comprises that hydraulic power unit, hydraulic cylinder height regulate support, hydraulic cylinder, hydraulic power unit and hydraulic cylinder height regulate support to be fixed on travelling car, the cylinder body of hydraulic cylinder is arranged on hydraulic cylinder height and regulates on support, the fluid pressure line of hydraulic power unit is connected with hydraulic cylinder, and the push rod of hydraulic cylinder is relative with push rod one end of provision for disengagement.
The instrument of above-mentioned quick release working roller of straightening machine jaw, the inner hole wall of the connecting ring of described provision for disengagement has screw thread, on the outer wall of hydraulic cylinder front end, there is screw thread, the endoporus of connecting ring is spun on the outer wall of hydraulic cylinder front end, on the anchor ring of the both sides of connecting ring, have connecting hole, the connecting hole that connecting ring both sides are passed respectively in one end of two connecting rods is by fastening nuts.
The instrument of above-mentioned quick release working roller of straightening machine jaw, the middle part of described mandrel is cylinder, the entry of cylinder and jaw one end matches, the cylindrical two ends of mandrel are welded with respectively baffle plate, have connecting hole on baffle plate, and the other end of connecting rod passes connecting hole by fastening nuts, there is jogger hole at the center of mandrel, push rod is through jogger hole, and one end of push rod is connected with the push rod front end of hydraulic cylinder, and the other end of push rod is relative with the working roll that jaw is installed.
The beneficial effects of the utility model are:
Provision for disengagement of the present utility model is connected with hydraulic cylinder, the mandrel of provision for disengagement is embedded in jaw, push rod is relative with the working roll connecting in working roll jaw through mandrel, hydraulic cylinder push rod promotion push rod withstands on the front end of working roll, jaw is separated with working roll, hydraulic cylinder height regulates height and jaw height that support can regulator solution cylinder pressure suitable, and travelling car is can movable hydraulic drive unit corresponding with multiple jaws with provision for disengagement.The utility model is reasonable in design, simple in structure, easy to use, and design pressing-in force F maximum can reach 200T, meets on-the-spot demand completely.The utility model can quick-detachment working roll jaw, can not damage the working roll diameter of axle simultaneously, and the jaw under dismounting can be reused, reduce production cost, reduce maintenance load and labor strength, had significant economic benefit, be worthy of popularization.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of travelling car and fluid pressure drive device;
Fig. 3 is the structural representation of provision for disengagement.
In figure, mark is as follows: travelling car 1, hydraulic power unit 2, hydraulic cylinder height regulate support 3, hydraulic cylinder 4, connecting ring 5, connecting rod 6, mandrel 7, push rod 8, jaw 9, working roll 10, oil-in 11, oil return opening 12, adjusting nut 13.
The specific embodiment
In figure, show, the utility model is made up of travelling car 1, fluid pressure drive device, provision for disengagement three parts, fluid pressure drive device is fixed on travelling car 1, provision for disengagement is connected with fluid pressure drive device, fluid pressure drive device drives provision for disengagement that jaw 9 is pulled down from working roll 10, travelling car 1 can movable hydraulic drive unit and provision for disengagement corresponding with the jaw 9 of multiple diverse locations.
In figure, show, fluid pressure drive device comprises that hydraulic power unit 2, hydraulic cylinder height regulate support 3, hydraulic cylinder 4.Hydraulic power unit 2 and hydraulic cylinder height regulate support 3 to be fixed on travelling car 1, the cylinder body of hydraulic cylinder 4 is arranged on hydraulic cylinder height and regulates on support 3, hydraulic cylinder 4 can regulate support 3 move up and down at hydraulic cylinder height by adjusting nut 13, and hydraulic cylinder height regulates height and jaw 9 that support 3 can regulator solution cylinder pressure 4 highly suitable.The fluid pressure line of hydraulic power unit 2 is connected with hydraulic cylinder 4, has oil-in 11, oil return opening 12 on hydraulic cylinder 4, and the push rod of hydraulic cylinder 4 promotes provision for disengagement and carries out field-strip.
In figure, show, provision for disengagement comprises connecting ring 5, connecting rod 6, mandrel 7, push rod 8.
Connecting ring 5 is annulus, and its inner hole wall has screw thread, on the outer wall of hydraulic cylinder 4 front ends, has screw thread, and the endoporus of connecting ring 5 is spun on the outer wall of hydraulic cylinder 4 front ends, and hydraulic cylinder 4 is connected with connecting ring 5.On the anchor ring of the both sides of connecting ring 5, have connecting hole, the connecting hole that connecting ring 5 both sides are passed respectively in one end of two connecting rods 6 is by fastening nuts, and the other end of two connecting rods 6 is connected with mandrel 7.
Mandrel 7 is mainly used in locating jaw 10, sideslip not in loading process.The middle part of mandrel 7 is cylinder, and the entry of cylinder and jaw 9 one end matches, and cylinder is embedded in the entry of jaw 9.Mandrel 7 cylinder tops are designed with positioning table, the location for mandrel 7 at the vertical direction of jaw 9.The cylindrical two ends of mandrel 7 are welded with respectively baffle plate, have connecting hole on baffle plate, the other end of two connecting rods 6 through the connecting hole on two baffle plates by fastening nuts, the length that the position of adjusting nut can regulating connecting rod 6.There is jogger hole at the center of mandrel 7, and push rod 8 is through jogger hole, and one end of push rod 8 is connected with the push rod front end of hydraulic cylinder 4, and the other end of push rod 8 is relative with the working roll 10 that jaw 9 is installed.
Using method of the present utility model:
Working roller of straightening machine 10 and jaw 9 are hung to correct position with overhead traveling crane, require jaw 9 direction 2m with interior clear.Shift hydraulic trolley 1 onto jaw 9 fronts, adjust hydraulic cylinder height regulate support 3 by the plunger center of hydraulic cylinder 4 rise to jaw 9 same level lines on, the connecting ring of provision for disengagement 5 is assembled on the cylinder body of hydraulic cylinder 4, mandrel 7 is inserted into jaw 9 inside, utilize connecting rod 6 that connecting ring 5 and mandrel 7 are linked to be to a stressed entirety, one end of push rod 8 withstands on the push rod front end of hydraulic cylinder 4, push rod 8 middle parts are through mandrel 7 centers, the front end of push rod 8 withstands on the working roll 10 of jaw 9 interior connections, fluid pressure drive device button on operation travelling car 1, make the hydraulic cylinder push rod action of hydraulic cylinder 4, promote push rod 8 extracts jaw 9 smoothly from working roller of straightening machine 10.
Claims (4)
1. the instrument of a quick release working roller of straightening machine jaw, it is characterized in that: it is by travelling car (1), fluid pressure drive device, provision for disengagement three part compositions, fluid pressure drive device is fixed on travelling car (1), provision for disengagement is connected with fluid pressure drive device, provision for disengagement comprises connecting ring (5), connecting rod (6), mandrel (7), push rod (8), connecting ring (5) is connected with fluid pressure drive device, one end of connecting rod (6) is connected on connecting ring (5), the other end of connecting rod (6) is connected to the two ends of mandrel (7), push rod (8) is through the center of mandrel (7), one end of push rod (8) is connected with fluid pressure drive device, the other end of push rod (8) is relative with working roll (10).
2. the instrument of quick release working roller of straightening machine jaw according to claim 1, it is characterized in that: described fluid pressure drive device comprises that hydraulic power unit (2), hydraulic cylinder height regulate support (3), hydraulic cylinder (4), hydraulic power unit (2) and hydraulic cylinder height regulate support (3) to be fixed on travelling car (1), the cylinder body of hydraulic cylinder (4) is arranged on hydraulic cylinder height and regulates on support (3), the fluid pressure line of hydraulic power unit (2) is connected with hydraulic cylinder (4), and the push rod of hydraulic cylinder (4) is relative with push rod (8) one end of provision for disengagement.
3. the instrument of quick release working roller of straightening machine jaw according to claim 2, it is characterized in that: the inner hole wall of the connecting ring (5) of described provision for disengagement has screw thread, on the outer wall of hydraulic cylinder (4) front end, there is screw thread, the endoporus of connecting ring (5) is spun on the outer wall of hydraulic cylinder (4) front end, on the anchor ring of the both sides of connecting ring (5), have connecting hole, the connecting hole that connecting ring (5) both sides are passed respectively in one end of two connecting rods (6) is by fastening nuts.
4. the instrument of quick release working roller of straightening machine jaw according to claim 3, it is characterized in that: the middle part of described mandrel (7) is cylinder, the entry of cylinder and jaw (9) one end matches, the cylindrical two ends of mandrel (7) are welded with respectively baffle plate, on baffle plate, there is connecting hole, the other end of connecting rod (6) passes connecting hole by fastening nuts, there is jogger hole at the center of mandrel (7), push rod (8) is through jogger hole, one end of push rod (8) is connected with the push rod front end of hydraulic cylinder (4), the other end of push rod (8) is relative with the working roll (10) that jaw (9) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320748096.0U CN203610943U (en) | 2013-11-25 | 2013-11-25 | Tool capable of fast disassembling work roller jaw of straightening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320748096.0U CN203610943U (en) | 2013-11-25 | 2013-11-25 | Tool capable of fast disassembling work roller jaw of straightening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203610943U true CN203610943U (en) | 2014-05-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320748096.0U Expired - Fee Related CN203610943U (en) | 2013-11-25 | 2013-11-25 | Tool capable of fast disassembling work roller jaw of straightening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203610943U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104858638A (en) * | 2015-04-20 | 2015-08-26 | 山东太古飞机工程有限公司 | Disassembly technological equipment of main undercarriage axle sleeves and brake sleeves of 737NG series aircrafts |
| CN108188182A (en) * | 2018-01-26 | 2018-06-22 | 山东钢铁股份有限公司 | The cross packet provision for disengagement of universal-joint spindle |
-
2013
- 2013-11-25 CN CN201320748096.0U patent/CN203610943U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104858638A (en) * | 2015-04-20 | 2015-08-26 | 山东太古飞机工程有限公司 | Disassembly technological equipment of main undercarriage axle sleeves and brake sleeves of 737NG series aircrafts |
| CN104858638B (en) * | 2015-04-20 | 2017-03-01 | 山东太古飞机工程有限公司 | 737NG series aircraft main landing gear wheel shaft axle sleeve and brake set disassembling fixture |
| CN108188182A (en) * | 2018-01-26 | 2018-06-22 | 山东钢铁股份有限公司 | The cross packet provision for disengagement of universal-joint spindle |
| CN108188182B (en) * | 2018-01-26 | 2024-02-06 | 山东钢铁股份有限公司 | Cross package dismounting device of universal joint |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20161125 |