CN211614289U - Automatic demoulding device for rolling mill roller - Google Patents
Automatic demoulding device for rolling mill roller Download PDFInfo
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- CN211614289U CN211614289U CN202020051094.6U CN202020051094U CN211614289U CN 211614289 U CN211614289 U CN 211614289U CN 202020051094 U CN202020051094 U CN 202020051094U CN 211614289 U CN211614289 U CN 211614289U
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- demoulding
- rolling mill
- moving
- automatic
- rolls
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- 238000005096 rolling process Methods 0.000 title claims abstract description 32
- 230000007246 mechanism Effects 0.000 claims abstract description 55
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000007787 solid Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
An automatic demoulding device for a rolling mill roller comprises a demoulding mechanism and a moving mechanism, wherein the demoulding mechanism and the moving mechanism are sequentially connected; demoulding mechanism includes center pin, drawing of patterns pneumatic cylinder, arm-tie, electromagnet, demoulding mechanism pass through the center pin with moving mechanism connects, center pin, drawing of patterns pneumatic cylinder, arm-tie connect gradually, the arm-tie is by a plurality of port, the port is provided with electromagnet. Rolling mill roll automatic demoulding device, the device is simple, easily dismantles, both satisfies full-automatic drawing of patterns and be difficult to destroy, demoulding mechanism effect is used in the surface of roll simultaneously, guarantees that the outward appearance of roll is not influenced, the effort distributes evenly, has sufficient rigidity and intensity and overcomes the drawing of patterns resistance, cooperation rolling mill, the production capacity can be adjusted all normal operating in great range, has improved drawing of patterns efficiency effectively, reduces the cost of labor, application prospect is extensive.
Description
Technical Field
The utility model relates to a roll grinding device technical field, concretely relates to automatic shedder of rolling mill roll.
Background
Rolls, the main working parts and tools on rolling mills that produce continuous plastic deformation of metals. The roller mainly comprises a roller body, a roller neck and a shaft head 3. The roll body is the intermediate portion of the roll that actually participates in rolling metal and has a smooth cylindrical or grooved surface. The roll neck is mounted in bearings and transmits the rolling force to the stand through a bearing block and a screw down device. The driving end shaft head is connected with the gear seat through a connecting shaft, and the rotating torque of the motor is transmitted to the roller. The rolls may be arranged in two, three, four or more rolls in the mill stand.
The classification method of the roll includes (1) a strip roll, a section roll, a wire roll, etc. according to the product type, (2) a cogging roll, a roughing roll, a finishing roll, etc. according to the position of the roll in the rolling mill series, (3) a scale breaking roll, a perforation roll, a leveling roll, etc. according to the roll function, (4) a steel roll, a cast iron roll, a cemented carbide roll, a ceramic roll, etc. according to the roll material, (5) a casting roll, a forging roll, a build-up welding roll, a bushing roll, etc. according to the manufacturing method, and (6) a hot roll, a cold roll according to the state of the rolled steel material. The various classifications can be combined to make the rolls have a more definite meaning, such as centrifugally cast high-chromium cast iron work rolls for hot-rolled steel strip.
In the roller production process, the roller is separated from the die, which is an important process. The design of the roll demoulding device is generated according to the problem of difficult roll demoulding, when the roll demoulding device is designed, the characteristics of the demoulding device and the roll in all aspects are considered, the designed demoulding device is analyzed and summarized, and finally the demoulding device capable of meeting the roll demoulding requirement is obtained.
Chinese patent application No. CN201720001779.8 discloses an automatic demoulding device for a roller, which utilizes a hydraulic rod to automatically push out the roller from a mould, and the roller is moved to a designated position manually after being pushed out, and a large amount of manpower is consumed. And the cost of the product is also improved to a certain extent due to the excessive number of the hydraulic cylinders.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: in order to overcome not enough above, the utility model aims at providing a rolling mill roller automatic demoulding device, the device is simple, easily dismantle, both satisfy full-automatic drawing of patterns and be difficult to destroy, demoulding mechanism effect is used in the surface of roll simultaneously, it is not influenced to guarantee the outward appearance of roll, the effort distributes evenly, sufficient rigidity and intensity have and overcome the drawing of patterns resistance, cooperate the rolling mill, the production capacity can be in the equal normal operating of great range internal regulation, the drawing of patterns efficiency has been improved effectively, the labor cost is reduced, and application prospect is extensive.
The technical scheme is as follows: an automatic demoulding device for a rolling mill roller comprises a demoulding mechanism and a moving mechanism, wherein the demoulding mechanism and the moving mechanism are sequentially connected; demoulding mechanism includes center pin, drawing of patterns pneumatic cylinder, arm-tie, electromagnet, demoulding mechanism pass through the center pin with moving mechanism connects, center pin, drawing of patterns pneumatic cylinder, arm-tie connect gradually, the arm-tie is by a plurality of port, the port is provided with electromagnet.
Automatic shedder of rolling mill roll, in operation, at first utilize moving mechanism, with the center line of center pin and drawing of patterns pneumatic cylinder and the center line coincidence of the roll of treating the drawing of patterns, then make the piston rod of drawing of patterns pneumatic cylinder stretch out, make the arm-tie move forward, make on the arm-tie port electromagnetic chuck be in inseparable adsorption state with the roll, make the roll of treating the drawing of patterns along with electromagnetic chuck towards the direction motion of keeping away from the mould under the effect of reaction force, later through moving mechanism upward movement, wait until the roll breaks away from the back in the mould completely, reuse moving mechanism, make the roll move appointed position, finally accomplish the automatic drawing of patterns of roll.
Further, the demolding mechanism further comprises a supporting hydraulic cylinder, and the supporting hydraulic cylinder is arranged on two sides of the mold through bolts.
When the device works, the electromagnetic chuck and the roller on the port of the pulling plate are in a tight adsorption state, the piston rod of the supporting hydraulic cylinder extends out to prop against the die, so that the stability of the whole device can be improved, and the roller can be helped to move towards the direction far away from the die quickly.
Further, electromagnet includes base member, iron core, magnetic pole board, coil, the base member is concave structure, the magnetic pole board level sets up the top of base member, the iron core has a plurality of, the iron core is vertical to be set up in the recess between base member, the magnetic pole board, around there being the coil on the iron core.
The electromagnetic chuck is strong in holding force, uniform and adjustable in magnetic force distribution, capable of meeting various demolding operation requirements, capable of tightly sucking magnetic force lines generated by the energized coil through the surface of a roller to be demolded, capable of powering off the coil after completion, capable of achieving demagnetization removal after magnetic force disappears, and simple to operate.
Furthermore, the electromagnetic chuck further comprises a magnet isolation body, and a plurality of magnet isolation bodies are embedded in the magnetic pole plate.
The magnetic pole plate is embedded with a separating magnet to separate the magnetic pole plate from the magnetic core parts, so that when the coil is electrified, magnetic lines of force are intensively sucked through the surface of the roller to be demoulded and do not directly pass through the magnetic pole plate to return to the base body, and the suction force is not weakened.
Further, the moving mechanism comprises a moving plate, a moving rod, a lifting hydraulic cylinder, a support, carrier rollers and a track, the track is installed on the support, a plurality of groups of carrier rollers are installed below the track, the moving plate is horizontally connected with the central shaft, the moving rod is arranged at the lower end of the moving plate and arranged on the track, and the lifting hydraulic cylinder is installed below the demolding hydraulic cylinder.
When the device works, the lifting hydraulic siphon piston rod of the moving mechanism is firstly utilized to stretch, the central axis and the central axis of the demoulding hydraulic cylinder are superposed with the central axis of the roller to be demoulded, the moving rod on the track is driven by the motor, so that the demoulding mechanism and the roller to be demoulded move on the track, and the roller to be demoulded moves along the direction far away from the mould along with the moving mechanism. The carrier roller is arranged below the track, and can move on the carrier roller when the roller is demoulded, so that the force for pulling the carrier roller is reduced.
Furthermore, a plurality of supporting plates are arranged in the support in the horizontal direction.
In order to further increase the stability of the moving mechanism, a plurality of supporting plates are arranged in the horizontal direction of the bracket.
Further, rollers are mounted below the support.
The roller of the support is in a locking state in the separation process, and when the roller is completely separated from the mold, the motor is controlled to act on the roller, the moving mechanism is controlled to move to a specified position, and finally the whole set of demolding is completed, so that the operation efficiency is greatly accelerated, and the labor is saved.
Further, the fixed plate is still installed to the hydraulic cylinder top of lifting, the fixed plate includes solid fixed ring of horizontal fixed plate, U type, solid fixed ring of horizontal fixed plate, U type passes through bolt fixed connection, the solid fixed ring of drawing of patterns pneumatic cylinder passes the U type and fixes in the U type solid fixed ring.
The U-shaped fixed ring below the fixed plate is mainly used for supporting the demoulding hydraulic cylinder, and the demoulding hydraulic cylinder is fixed in the U-shaped fixed ring, so that the diameter of the U-shaped fixed ring is the same as the outer diameter of the demoulding hydraulic cylinder, the demoulding hydraulic cylinder can be fixed in the U-shaped fixed ring, and the upper part of the U-shaped fixed ring is fixed by the horizontal fixed plate through a bolt. The height of the fixed plate is adjusted by the hydraulic cylinder through the extension and retraction of the piston rod, so that the height of the demoulding hydraulic cylinder is adjusted, and the requirement for coincidence with the central shafts of rollers with different diameters can be met.
Furthermore, the lifting hydraulic cylinder is connected with the moving rod through a connecting plate.
Because the lifting hydraulic cylinder can not be suspended in the air, the lifting hydraulic cylinder is fixed with the movable rod through the connecting plate, the movable rod moves in the track during demolding, and the lower surface of the track is supported on the horizontal plane through the support, the carrier roller and the supporting plate.
Further, the moving plate and the moving rod are Q235, the shear strength of the moving plate and the moving rod is 150Mpa, and the tensile strength of the moving plate and the moving rod is 450 Mpa.
The utility model has the advantages that:
(1) the utility model discloses an automatic shedder of rolling mill roll, the device is simple, easily dismantle, both satisfy full-automatic drawing of patterns and be difficult to destroy, wherein, demoulding mechanism makes through the flexible of the piston rod of drawing of patterns pneumatic cylinder to reach between the electromagnetic chuck on the arm-tie and the roll and be close to and keep away from, electromagnetic chuck, the holding power is strong, magnetic force distributes evenly, can adjust, the effect is acted on the surface of roll, guarantee that the outward appearance of roll is not influenced, the effect distributes evenly, have sufficient rigidity and intensity and overcome the drawing of patterns resistance, satisfy all kinds of drawing of patterns operation requirements, through switching on the power-off control to suck tightly and relax, easy operation;
(2) automatic shedder of rolling mill roll, through moving rod of moving mechanism, make the direction motion of treating the roll of drawing of patterns and keeping away from the mould at the track removal, hold the pipe with the bearing roller, when accomplishing the drawing of patterns, can also push away appointed position to moving mechanism, reduced a large amount of manpowers to production efficiency has been improved.
(3) Automatic demoulding device of rolling mill roll, can cooperate the rolling mill to use, the productivity can adjust all normal operations in great range, improved drawing of patterns efficiency effectively, reduce the cost of labor, application prospect is extensive.
Drawings
FIG. 1 is a schematic view of the overall structure of the automatic stripping device for the rolling mill roller of the present invention;
FIG. 2 is a schematic structural view of a moving mechanism of the automatic stripping device for the rolling mill roller of the present invention;
FIG. 3 is a schematic view of the structure of the electromagnetic chuck of the automatic stripping device for the rolling mill roller of the present invention;
in the figure: the demolding device comprises a demolding mechanism 1, a central shaft 11, a demolding hydraulic cylinder 12, a pulling plate 13, an electromagnetic suction cup 14, a base body 141, an iron core 142, a magnetic pole plate 143, a coil 144, a magnetism isolating body 145, a supporting hydraulic cylinder 15, a moving mechanism 2, a moving plate 21, a moving rod 22, a lifting hydraulic cylinder 23, a fixing plate 231, a horizontal fixing plate 2311, a U-shaped fixing ring 2312, a connecting plate 232, a support 24, a supporting plate 241, a roller 242, a carrier roller 25, a rail 26, a roller and a b mold.
Detailed Description
The present invention will be further elucidated with reference to the accompanying drawings 1 to 3 and the embodiments.
The automatic demoulding device of the rolling mill roller with the structure as shown in figure 1 comprises a demoulding mechanism 1 and a moving mechanism 2, wherein the demoulding mechanism 1 and the moving mechanism 2 are connected in sequence; demoulding mechanism 1 includes center pin 11, drawing of patterns pneumatic cylinder 12, arm-tie 13, electromagnet 14, demoulding mechanism 1 through the center pin 11 with moving mechanism 2 connects, center pin 11, drawing of patterns pneumatic cylinder 12, arm-tie 13 connect gradually, arm-tie 13 is by a plurality of port 131, port 131 is provided with electromagnet 14.
Further, the demolding mechanism 1 further comprises a supporting hydraulic cylinder 15, and the supporting hydraulic cylinder 15 is arranged on two sides of the mold through bolts.
In addition, as shown in fig. 3, the electromagnetic chuck 14 includes a base 141, an iron core 142, a plurality of magnetic plates 143, and a coil 144, where the base 141 is a concave structure, the magnetic plates 143 are horizontally disposed above the base 141, the iron core 142 is vertically disposed in a groove between the base 141 and the magnetic plates 143, and the coil 144 is wound on the iron core 142.
Further, the electromagnetic chuck 14 further includes a magnetism isolating body 145, and the magnetic pole plate 143 is embedded with a plurality of magnetism isolating bodies 145.
Further, as shown in fig. 1 and 2, the moving mechanism 2 includes a moving plate 21, a moving rod 22, a lifting hydraulic cylinder 23, a support 24, carrier rollers 25, and a rail 26, the rail 26 is mounted on the support 24, a plurality of sets of carrier rollers 25 are mounted below the rail 26, the moving plate 21 is horizontally connected to the central shaft 11, the moving rod 22 is disposed at the lower end of the moving plate 21, the moving rod 22 is disposed on the rail 26, and the lifting hydraulic cylinder 23 is mounted below the demolding hydraulic cylinder 12.
In addition, a plurality of support plates 241 are horizontally disposed in the bracket 24. A roller 242 is mounted under the bracket 24.
Further, a fixing plate 231 is further installed above the lifting hydraulic cylinder 23, the fixing plate 231 includes a horizontal fixing plate 2311 and a U-shaped fixing ring 2312, the horizontal fixing plate 2311 and the U-shaped fixing ring 2312 are fixedly connected through bolts, and the demolding hydraulic cylinder 12 penetrates through the U-shaped fixing ring 2312 and is fixed in the U-shaped fixing ring 2312. The hydraulic lifting cylinder 23 is connected to the moving rod 22 via a connecting plate 232. The moving plate 21 and the moving bar 22 were Q235, and the shear strength and the tensile strength of the moving plate 21 and the moving bar 22 were 150Mpa and 450 Mpa, respectively.
Examples
The structural basis is as shown in FIGS. 1 to 3.
When the device works, the electromagnetic chuck 14 is electrified, the central lines of the central shaft 11 and the demoulding hydraulic cylinder 12 are superposed with the central line of the roller a to be demoulded by utilizing the extension and retraction of the piston rod of the lifting hydraulic siphon 23 of the moving mechanism 2, then the piston rod of the demoulding hydraulic cylinder 12 extends out, the pulling plate 13 moves forwards, the electromagnetic chuck 14 on the port of the pulling plate 13 and the roller a are in a close adsorption state, the piston rod of the supporting hydraulic cylinder 15 also extends out to prop against the die b, and the roller a to be demoulded moves along with the electromagnetic chuck 14 towards the direction far away from the die b under the action of a reaction force.
The motor drives the moving rod 22 on the rail 26 to enable the demoulding mechanism 1 and the roller a to be demoulded to move on the rail 26, the roller a to be demoulded moves along with the moving mechanism 2 towards the direction far away from the mould b, the carrier roller 25 is arranged below the rail 26 and can move on the carrier roller 25 when the roller a is demoulded, the force for pulling the carrier roller 25 is reduced, after the roller a is completely separated from the mould b, the electromagnetic chuck 14 is powered off to release the roller a, the roller a is placed on the moving mechanism 2, the control motor acts on the roller 242 to control the moving mechanism 2 to move to a specified position, and finally the whole set of demoulding is completed, so that the operation efficiency is greatly accelerated, and the labor is saved.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, the embodiments of the present invention can be arbitrarily combined with each other, and the same shall be regarded as the disclosure of the present invention as long as the idea of the present invention is not violated.
Claims (10)
1. The automatic demoulding device for the rolling mill roller is characterized by comprising a demoulding mechanism (1) and a moving mechanism (2), wherein the demoulding mechanism (1) and the moving mechanism (2) are sequentially connected; demoulding mechanism (1) includes center pin (11), drawing of patterns pneumatic cylinder (12), arm-tie (13), electromagnet (14), demoulding mechanism (1) through center pin (11) with moving mechanism (2) are connected, center pin (11), drawing of patterns pneumatic cylinder (12), arm-tie (13) connect gradually, arm-tie (13) are by a plurality of port (131), port (131) are provided with electromagnet (14).
2. The automatic stripping device for the rolls of a rolling mill according to claim 1, characterized in that the stripping mechanism (1) further comprises supporting hydraulic cylinders (15), and the supporting hydraulic cylinders (15) are arranged on both sides of the die by bolts.
3. The automatic demoulding device for the rolls of the rolling mills according to claim 1, wherein the electromagnetic chuck (14) comprises a base body (141), iron cores (142), magnetic pole plates (143) and coils (144), the base body (141) is of a concave structure, the magnetic pole plates (143) are horizontally arranged above the base body (141), the number of the iron cores (142) is several, the iron cores (142) are vertically arranged in a groove between the base body (141) and the magnetic pole plates (143), and the coils (144) are wound on the iron cores (142).
4. The automatic stripping device for the rolls of a rolling mill according to claim 3, characterized in that said electromagnetic chuck (14) further comprises a plurality of magnets (145), said magnetic plate (143) being embedded with a plurality of magnets (145).
5. The automatic demoulding device for the rolls of the rolling mill according to claim 1, wherein the moving mechanism (2) comprises a moving plate (21), a moving rod (22), a lifting hydraulic cylinder (23), a bracket (24), carrier rollers (25) and a track (26), the track (26) is installed on the bracket (24), a plurality of groups of carrier rollers (25) are installed below the track (26), the moving plate (21) is horizontally connected with the central shaft (11), the moving rod (22) is arranged at the lower end of the moving plate (21), the moving rod (22) is arranged on the track (26), and the lifting hydraulic cylinder (23) is installed below the demoulding hydraulic cylinder (12).
6. The automatic stripping device for the rolls of a rolling mill according to claim 5, characterized in that a plurality of support plates (241) are horizontally arranged in said support (24).
7. The automatic stripping device for the rolls of a rolling mill according to claim 5, characterized in that rollers (242) are mounted under said support (24).
8. The automatic stripping device for the rolling mill rolls according to claim 5, characterized in that a fixing plate (231) is further installed above the lifting hydraulic cylinder (23), the fixing plate (231) comprises a horizontal fixing plate (2311) and a U-shaped fixing ring (2312), the horizontal fixing plate (2311) and the U-shaped fixing ring (2312) are fixedly connected through bolts, and the stripping hydraulic cylinder (12) penetrates through the U-shaped fixing ring (2312) and is fixed in the U-shaped fixing ring (2312).
9. The automatic stripping device for the rolls of a rolling mill according to claim 5, characterized in that said hydraulic lifting cylinder (23) is connected to said mobile bar (22) by means of a connecting plate (232).
10. The automatic stripping device for the rolls of rolling mills according to claim 5, characterized in that the moving plate (21) and the moving rod (22) are Q235, and the shear strength and the tensile strength of the moving plate (21) and the moving rod (22) are 150MPa and 450 MPa respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051094.6U CN211614289U (en) | 2020-01-10 | 2020-01-10 | Automatic demoulding device for rolling mill roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020051094.6U CN211614289U (en) | 2020-01-10 | 2020-01-10 | Automatic demoulding device for rolling mill roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211614289U true CN211614289U (en) | 2020-10-02 |
Family
ID=72636897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020051094.6U Expired - Fee Related CN211614289U (en) | 2020-01-10 | 2020-01-10 | Automatic demoulding device for rolling mill roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211614289U (en) |
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2020
- 2020-01-10 CN CN202020051094.6U patent/CN211614289U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20201002 |