Disassembling and assembling device and disassembling and assembling method for supporting roller

Abstract

The invention discloses a dismounting and mounting device and method for a back-up roll. A dismounting and mounting device for a supporting roller comprises a supporting frame, and a bracket used for guiding the supporting roller to be pulled out or pushed in is installed on the supporting frame. The device further comprises a driving mechanism, the driving mechanism comprises an oil pressure telescopic rod, a push-pull base tube of the oil pressure telescopic rod is hinged to the supporting frame, and a piston rod of the oil pressure telescopic rod is hinged to a base cover plate of the supporting roller. The oil pressure telescopic rod is horizontally arranged, and the oil pressure telescopic rod is higher than the bracket. A mechanical device is used for assisting hydraulic pressure instead of manpower to disassemble and assemble the supporting roller, and the device has the advantages of being time-saving, labor-saving, portable, easy to operate, safe and the like.

Description

Technical Field

[0001] The invention relates to the technical field of metal rolling, and in particular to a disassembly and assembly device and a method for a support roller. Background Art

[0002] Ultra-thin metal foil (TMF) is made by rolling thick raw materials into thinner foils on a rolling mill. The process requires selecting or replacing appropriate support rolls and working rolls to complete the rolling operation in order to achieve the best surface quality of the rolled foil during the rolling process.

[0003] In the current production process, when some four-roll rolling mills are disassembling and assembling the support rollers of the machine, due to the heavy support rollers, they need to use a forklift and manual hammering to complete the loading and unloading of the support rollers on the machine. If this working mode is not operated properly, it is easy to cause problems such as personnel accidents and work injuries, and there are major safety hazards. Summary of the invention

[0004] In view of the problems existing in the prior art, the present invention provides a disassembly and assembly device of a support roller and a disassembly and assembly method thereof, which have solved at least one of the above-mentioned technical problems.

[0005] The technical solution of the present invention is: a disassembly and assembly device for a support roller, characterized in that it comprises a support frame, on which a bracket for guiding the pulling out or pushing in of the support roller is mounted;

[0006] It also includes a driving mechanism, which includes a hydraulic telescopic rod, a push-pull base tube of the hydraulic telescopic rod is hinged to the support frame, and a piston rod of the hydraulic telescopic rod is hinged to the base cover plate of the support roller;

[0007] The hydraulic telescopic rod is arranged horizontally, and the hydraulic telescopic rod is higher than the bracket.

[0008] The present invention utilizes a mechanical device to assist in hydraulic pressure to replace manual labor in disassembling and assembling the support roller, and the device has the characteristics of saving time and effort, being portable, easy to operate, and being safe.

[0009] Further preferably, when the hydraulic telescopic rod is extended, the hydraulic telescopic rod pushes the support roller to slide laterally on the bracket and pushes it into the installation position of the support roller of the rolling mill to install the support roller;

[0010] When the hydraulic telescopic rod is shortened, the hydraulic telescopic rod pulls the support roller to slide out from the mounting position of the support roller, and slides horizontally on the bracket to exit the mounting position of the support roller of the rolling mill, so as to remove the support roller.

[0011] Further preferably, the support frame is provided with a guide rail for slidingly connecting the bracket forward and backward;

[0012] The bracket is slidably arranged with the guide rail, and different brackets are switched to face the telescopic rod of the oil cylinder.

[0013] It is convenient to replace the support roller on another bracket by taking out the support roller.

[0014] Further preferably, a vertically arranged column is installed on the support frame, and a hinge seat hinged to the oil hydraulic telescopic rod is installed on the column.

[0015] Further preferably, a mounting ring is installed at the end of the piston rod of the hydraulic telescopic rod;

[0016] A docking ring is installed on the base cover plate of the support roller;

[0017] The mounting ring and the docking ring are connected via a latch.

[0018] Further preferably, the mounting position of the support roller of the rolling mill is a support roller base;

[0019] The support roller base comprises a left support seat and a right support seat arranged on the left and right sides, and the left support seat and the right support seat are connected by a connecting part;

[0020] The left support seat and the right support seat are both provided with a vertically arranged slot body, and the slot body is passed through and connected on the left and right sides;

[0021] The base cover plates on the left and right sides of the support roller are respectively installed in the groove bodies of the left support seat and the right support seat.

[0022] Further preferably, the support roller comprises a base cover plate arranged on the left and right, and a roller body is rotatably connected to the base cover plate;

[0023] The base cover plate is slidably connected to the bracket with the left and right directions being the sliding directions.

[0024] Further preferably, the bracket includes a front bracket and a rear bracket arranged front and rear;

[0025] The front bracket and the rear bracket are both slidably connected to a guide rail with a front-back guiding direction, and the front bracket and the rear bracket are abutted against the guide rail or the support frame by screws;

[0026] Any one of the front bracket and the rear bracket is threadedly connected to an adjusting screw rod, and the other of the front bracket and the rear bracket is rotatably connected to the adjusting screw rod through a bearing;

[0027] The front bracket and the rear bracket are equipped with laser transmitters;

[0028] The left support frame is provided with two positioning holes. Once the light emitted by the laser transmitter passes through the positioning holes, the distance between the front bracket and the rear bracket is determined and the screws are locked.

[0029] Further preferably, two brackets are slidably connected to the guide rail; the two brackets are respectively a front bracket and a rear bracket arranged front and rear;

[0030] The rear bracket of the rear side bracket is connected to the front bracket of the front side bracket through a connecting rod;

[0031] The front bracket of the rear bracket and the rear bracket of the front bracket are slidably connected to the connecting rod;

[0032] Limiting blocks for resisting the front bracket and the rear bracket are installed at the front and rear ends of the guide rail.

[0033] The limiter facilitates the forward and backward sliding of the two brackets.

[0034] Further preferably, the support frame is arranged adjacent to the mounting position of the support roller of the rolling mill;

[0035] The bracket faces the tank body;

[0036] The extension and retraction of the hydraulic telescopic rod drives the support roller to slide from the trough body into the bracket and then slide from the bracket into the trough body.

[0037] The disassembly and assembly method of the support roller disassembly and assembly device is characterized in that when the support roller is installed, when the hydraulic telescopic rod is extended, the hydraulic telescopic rod pushes the support roller to slide horizontally on the bracket and pushes it into the installation position of the support roller of the rolling mill;

[0038] When the support roller is removed, the hydraulic telescopic rod is shortened, and the hydraulic telescopic rod pulls the support roller to slide out from the installation position of the support roller, and slides horizontally on the bracket to exit the installation position of the support roller of the rolling mill.

[0039] Compared with the prior art, the present invention has the following beneficial effects:

[0040] The present invention can assist in disassembling and assembling the support roller. The oil pressure is used to drive the pull-push rod to pull out or push in the support roller, which is convenient for disassembling and assembling the support roller for use, greatly reducing the physical exertion of personnel and improving the safety of personnel during equipment maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0041] Figure 1 It is a structural schematic diagram of a specific embodiment 1 of the present invention;

[0042] Figure 2 It is a structural schematic diagram of another viewing angle of the specific embodiment 1 of the present invention;

[0043] Figure 3It is a top view of a specific embodiment 1 of the present invention;

[0044] Figure 4 It is a top view of specific embodiment 2 of the present invention.

[0045] In the figure, 1 is a support frame, 2 is a bracket, 3 is a push-pull base pipe, 4 is a piston rod, 5 is a support roller base, 6 is a support roller, 21 is a front bracket, and 22 is a rear bracket. DETAILED DESCRIPTION

[0046] See also Figures 1 to 3 , Specific embodiment 1, a support roller disassembly and assembly device, comprising a support frame 1, on which a bracket 2 for guiding the support roller to be pulled out or pushed in is installed; and a driving mechanism, the driving mechanism comprising a hydraulic telescopic rod, a push-pull base pipe 3 of the hydraulic telescopic rod is hinged to the support frame 1, and a piston rod 4 of the hydraulic telescopic rod is hinged to the base cover plate of the support roller; the hydraulic telescopic rod is horizontally arranged, and the hydraulic telescopic rod is higher than the bracket 2. The present invention uses a mechanical device to assist in replacing manual labor to disassemble and assemble the support roller through hydraulic pressure, and the device has the characteristics of saving time and labor, being portable, easy to operate, and safe.

[0047] The tops of the left and right ends of the push-pull base tube 3 of the hydraulic telescopic rod are both provided with oil ports. The distance from the hinge of the push-pull base tube 3 of the hydraulic telescopic rod and the support frame to the right end of the push-pull base tube 3 of the hydraulic telescopic rod is smaller than the distance from the hinge of the push-pull base tube 3 of the hydraulic telescopic rod and the support frame to the left end of the push-pull base tube 3 of the hydraulic telescopic rod.

[0048] When the hydraulic telescopic rod is extended, the hydraulic telescopic rod pushes the support roller to slide horizontally on the bracket 2, and is pushed into the installation position of the support roller of the rolling mill to install the support roller; when the hydraulic telescopic rod is shortened, the hydraulic telescopic rod pulls the support roller to slide out from the installation position of the support roller, and slides horizontally on the bracket 2, exits the installation position of the support roller of the rolling mill, and removes the support roller.

[0049] The support frame 1 is provided with a guide rail for slidingly connecting the bracket 2 forward and backward; the bracket 2 is slidably arranged with the guide rail, and a different bracket 2 is switched to face the telescopic rod of the oil cylinder, so that after the support roller is taken out, the support roller on another bracket 2 can be pushed in.

[0050] A vertically arranged column is installed on the support frame 1, and a hinged seat for hingedly connecting the hydraulic telescopic rod is installed on the column.

[0051] A mounting ring is installed at the end of the piston rod 4 of the hydraulic telescopic rod; a docking ring is installed on the base cover plate of the support roller; the mounting ring and the docking ring are connected by a latch.

[0052] The mounting position of the support roller 6 of the rolling mill is the support roller base 5; the support roller base 5 includes a left support seat and a right support seat arranged on the left and right, and the left support seat and the right support seat are connected by a connecting part; the left support seat and the right support seat are both provided with a vertically arranged groove body, and the groove body is connected through the left and right sides; the base cover plates on the left and right sides of the support roller are respectively installed in the groove body of the left support seat and the right support seat.

[0053] The supporting roller 6 includes a base cover plate arranged on the left and right, and a roller body is rotatably connected to the base cover plate; the base cover plate is slidably connected to the bracket 2 with the left and right directions as the sliding directions.

[0054] The support frame is arranged adjacent to the installation position of the support roller of the rolling mill; the bracket faces the tank body; the extension and retraction of the hydraulic telescopic rod drives the support roller to slide from the tank body into the bracket and from the bracket into the tank body.

[0055] A method for disassembling and assembling a support roller disassembling and assembling device, wherein when the support roller 6 is installed, the hydraulic telescopic rod is extended, and the hydraulic telescopic rod pushes the support roller to slide horizontally on the bracket 2, and is pushed into the installation position of the support roller 6 of the rolling mill; when the support roller is removed, the hydraulic telescopic rod is shortened, and the hydraulic telescopic rod pulls the support roller to slide out of the installation position of the support roller 6, and slides horizontally on the bracket 2, and exits the installation position of the support roller of the rolling mill.

[0056] The bracket 2 includes a front bracket and a rear bracket arranged front and back, and both the front bracket and the rear bracket are L-shaped brackets. The L-shaped bracket is slidably connected to the base cover plate. The outer contour of the base cover plate is a rectangular parallelepiped.

[0057] See also Figure 4 , Specific embodiment 2, based on specific embodiment 1, the difference is that the bracket includes a front bracket and a rear bracket arranged front and rear; the front bracket and the rear bracket are both slidably connected to the guide rail with the guiding direction being front and rear, and the front bracket and the rear bracket are abutted against the guide rail or the support frame by screws; any one of the front bracket and the rear bracket is threadedly connected with an adjusting screw, and the other of the front bracket and the rear bracket is rotatably connected to the adjusting screw through a bearing; laser transmitters are installed on the front bracket and the rear bracket; two positioning holes are provided on the left support frame, and once the light emitted by the laser transmitter passes through the positioning holes, the distance between the front bracket and the rear bracket is determined, and the screws are locked.

[0058] Two brackets are slidably connected to the guide rail; the two brackets are respectively a front bracket 21 and a rear bracket 22 arranged front and rear, the rear bracket of the rear bracket is connected to the front bracket of the front bracket via a connecting rod; the front bracket located at the rear bracket and the rear bracket located at the front bracket are slidably connected to the connecting rod; the front and rear ends of the guide rail are equipped with limit blocks for resisting the front bracket and the rear bracket, which facilitates the two brackets to slide forward and backward.

[0059] The above are only preferred embodiments of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A support roller disassembly and assembly device, characterized in that: It comprises a support frame, on which a bracket for guiding the support roller to be pulled out or pushed in is installed; It also includes a driving mechanism, which includes a hydraulic telescopic rod, a push-pull base tube of the hydraulic telescopic rod is hinged to the support frame, and a piston rod of the hydraulic telescopic rod is hinged to the base cover plate of the support roller; The hydraulic telescopic rod is arranged horizontally, and the hydraulic telescopic rod is higher than the bracket.

2. The support roller disassembly and assembly device and the disassembly and assembly method according to claim 1, characterized in that: When the hydraulic telescopic rod is extended, the hydraulic telescopic rod pushes the support roller to slide horizontally on the bracket and pushes it into the installation position of the support roller of the rolling mill to install the support roller; When the hydraulic telescopic rod is shortened, the hydraulic telescopic rod pulls the support roller to slide out from the mounting position of the support roller, and slides horizontally on the bracket to exit the mounting position of the support roller of the rolling mill, so as to remove the support roller.

3. A support roller disassembly and assembly device according to claim 1, characterized in that: The support frame is provided with a guide rail for slidingly connecting the bracket forward and backward; The bracket is slidably arranged with the guide rail, and different brackets are switched to face the telescopic rod of the oil cylinder.

4. A support roller disassembly and assembly device according to claim 1, characterized in that: A vertically arranged column is installed on the support frame, and a hinge seat hinged to the oil hydraulic telescopic rod is installed on the column.

5. The support roller disassembly and assembly device according to claim 1, characterized in that: A mounting ring is installed at the end of the piston rod of the hydraulic telescopic rod; A docking ring is installed on the base cover plate of the support roller; The mounting ring and the docking ring are connected via a latch.

6. The support roller disassembly and assembly device according to claim 1, characterized in that: The mounting position of the support roll of the rolling mill is the support roll base; The support roller base comprises a left support seat and a right support seat arranged on the left and right sides, and the left support seat and the right support seat are connected by a connecting part; The left support seat and the right support seat are both provided with a vertically arranged slot body, and the slot body is passed through and connected on the left and right sides; The base cover plates on the left and right sides of the support roller are respectively installed in the groove bodies of the left support seat and the right support seat.

7. The support roller disassembly and assembly device according to claim 1, characterized in that: The support roller comprises a base cover plate arranged on the left and right, and a roller body is rotatably connected to the base cover plate; The base cover plate is slidably connected to the bracket with the left and right directions being the sliding directions.

8. The support roller disassembly and assembly device according to claim 1, characterized in that: The bracket includes a front bracket and a rear bracket arranged front and rear; The front bracket and the rear bracket are both slidably connected to a guide rail with a front-back guiding direction, and the front bracket and the rear bracket are abutted against the guide rail or the support frame by screws; Any one of the front bracket and the rear bracket is threadedly connected to an adjusting screw rod, and the other one of the front bracket and the rear bracket is rotatably connected to the adjusting screw rod through a bearing; The front bracket and the rear bracket are equipped with laser transmitters; The left support frame is provided with two positioning holes. Once the light emitted by the laser transmitter passes through the positioning holes, the distance between the front bracket and the rear bracket is determined and the screws are locked.

9. A support roller disassembly and assembly device according to claim 8, characterized in that: Two brackets are slidably connected to the guide rail; the two brackets are a front bracket and a rear bracket respectively arranged front and rear; The rear bracket of the rear side bracket is connected to the front bracket of the front side bracket through a connecting rod; The front bracket of the rear bracket and the rear bracket of the front bracket are slidably connected to the connecting rod; Limiting blocks for resisting the front bracket and the rear bracket are installed at the front and rear ends of the guide rail.

10. The method for disassembling and assembling a support roller according to claim 1, characterized in that: The support frame is arranged adjacent to the mounting position of the support roller of the rolling mill; The bracket faces the tank body; The extension and retraction of the hydraulic telescopic rod drives the support roller to slide from the tank body into the bracket and from the bracket into the tank body; When the support roller is installed, when the hydraulic telescopic rod is extended, the hydraulic telescopic rod pushes the support roller to slide horizontally on the bracket and pushes it into the installation position of the support roller of the rolling mill; When the support roller is removed, the hydraulic telescopic rod is shortened, and the hydraulic telescopic rod pulls the support roller to slide out from the installation position of the support roller, and slides horizontally on the bracket to exit the installation position of the support roller of the rolling mill.

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