Oil cylinder quick-opening stop limiting structure

Abstract

The utility model relates to the technical field of metal rolling equipment, in particular to an oil cylinder quick-opening stop limiting structure which comprises a first fixing plate and a limiting assembly, two first connecting grooves are formed in the front face of the first fixing plate and are horizontally distributed, the limiting assembly is arranged in the two first connecting grooves, and the limiting assembly comprises a second fixing plate. And the second fixing plate is slidably connected into the first connecting groove, a second connecting groove is formed in the middle of the second fixing plate, a first limiting block is connected to the middle of the second connecting groove in a clamped mode, a groove is formed in the back face of the first limiting block, and clamping grooves are formed in the top and the bottom of the interior of the groove. According to the oil cylinder quick-opening stop limiting structure, vibration generated by the oil cylinder of the balance cylinder can be reduced by installing the limiting assembly, the situation of oil leakage of an oil pipe of the oil cylinder is effectively prevented, the condition of replacing a roller on site can be met by additionally arranging the limiting structure on the balance cylinder, and meanwhile the accident rate, the maintenance cost and the maintenance man-hour of maintenance personnel can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of metal rolling equipment, in particular to a quick-open stop limit structure of an oil cylinder. Background Art

[0002] A balancing cylinder is a device used to maintain the balance of an object or provide a balancing force. In steel rolling production, balancing cylinders are usually used in the balancing system of rolling mills to ensure the stable operation of the rolls and the rolling quality. Finishing rolling and rough rolling are two different stages in steel rolling production, and the requirements for balancing cylinders are also different.

[0003] When the balance cylinder is performing finishing and roughing rolling, the balance cylinder will vibrate greatly when it is opened quickly, causing oil leakage in the cylinder pipe, internal damage and internal leakage, which will reduce the service life of the cylinder. It takes a long time to replace the cylinder and the maintenance cost is high. For this reason, we propose a cylinder quick-opening stop limit structure. Utility Model Content

[0004] The utility model aims to provide a cylinder quick-open stop limit structure to solve the problem in the background technology that when the balance cylinder is performing finishing and rough rolling, the balance cylinder is fully moved when the balance cylinder is quickly opened, causing great vibration and leading to oil leakage in the cylinder oil pipe. To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a kind of oil cylinder quick-open stop limit structure, comprising a fixed plate and a limit assembly, the front side of the fixed plate is provided with two connecting grooves 1 and are horizontally distributed, the interior of the two connecting grooves 1 is provided with a limit assembly, the limit assembly comprises a fixed plate 2, the fixed plate 2 is slidably connected to the interior of the connecting groove 1, the middle part of the fixed plate 2 is provided with a connecting groove 2, the middle part of the connecting groove 2 is clamped with a limit block 1, the back side of the limit block 1 is provided with a groove, the top and bottom of the groove are provided with a clamping groove, by installing the limit assembly, the vibration of the balancing cylinder oil cylinder can be reduced, and the oil cylinder oil pipe can be effectively prevented from leaking, and by adding a limit structure to the balancing cylinder, the conditions for replacing the roller on site can also be met, and at the same time, the accident rate, maintenance cost, and maintenance man-hours of maintenance personnel can be reduced.

[0005] Further preferably, a connecting plate 1 is fixedly connected to the front of the limit block 1, two through holes 1 are opened on one side of the connecting plate 1 and are horizontally distributed, and a power component is arranged inside the groove, so that the staff can conveniently connect the limit block 1 with the fixed plate 2.

[0006] Further preferably, the power assembly includes a cylinder body, which is slidably connected to the inside of the groove, and the top and bottom of the cylinder body are fixedly connected with a clamping block, the outer side of the clamping block is clamped with the inside of the groove, and a feed port is opened on one side of the cylinder body, and the inside of the feed port is fixedly connected with a fixing ring, and a connecting assembly is arranged inside the fixing ring, which can reduce the vibration generated by the balancing cylinder and effectively prevent oil leakage from the cylinder oil pipe.

[0007] Further preferably, the connecting assembly includes a connecting pipe, the connecting pipe is fixedly connected to the inside of the fixing ring, the top of the connecting pipe is fixedly connected to a connecting block 1, the bottom of the connecting pipe is fixedly connected to a connecting block 2, and the top of the connecting pipe is provided with a through hole 2, and the limiting block 2 is connected with the connecting block 1 and the connecting block 2 through the cooperation, so that the staff can adjust the amount of oil flow, thereby effectively improving the practicability of the device.

[0008] Further preferably, a threaded ring is fixedly connected to the side surface of the connecting pipe, and a threaded rod is connected to the internal thread of the threaded ring. The outer side of the threaded rod passes through through hole 2, and the bottom of the threaded rod is fixedly connected to limiting block 2. The outer side of limiting block 2 is matched with the outer sides of connecting block 1 and connecting block 2. The top of the threaded rod is fixedly connected to a handle, and the front side of the fixed plate 1 is fixedly connected to connecting plate 2. The handle can be twisted, and the handle can drive the threaded rod to rotate. Through the coordinated rotation of the threaded rod and the threaded ring, the height of limiting block 2 can be adjusted, so that the amount of oil flow can be adjusted.

[0009] Further preferably, a through hole three is opened on the top of the second connecting plate, a balancing cylinder is fixedly connected to the back side of the oil cylinder body, and a push plate is fixedly connected to the back side of the balancing cylinder.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] In the utility model, by installing a limit assembly, the vibration generated by the balancing cylinder oil cylinder can be reduced, and oil leakage of the oil cylinder oil pipe can be effectively prevented. By adding a limit structure to the balancing cylinder, the conditions for replacing the roller on site can also be met. At the same time, the accident rate, maintenance costs, and maintenance man-hours of maintenance personnel can be reduced.

[0012] In the utility model, by installing the connecting assembly, the handle can be twisted, and the handle can drive the threaded rod to rotate. Through the coordinated rotation of the threaded rod and the threaded ring, the height of the limit block two can be adjusted. Through the coordinated connection between the limit block two and the connecting block one and the connecting block two, the staff can adjust the amount of oil flow, thereby effectively improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0014] Figure 2 For this utility model Figure 1 Schematic diagram of the structure at a in the middle;

[0015] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model;

[0016] Figure 4 For this utility model Figure 3 Schematic diagram of the structure at b in the middle;

[0017] Figure 5 It is a schematic diagram of the cross-sectional structure of the limiting component of the utility model.

[0018] In the figure: 1. fixing plate 1; 2. connecting groove 1; 3. limiting assembly; 301. fixing plate 2; 302. connecting groove 2; 303. limiting block 1; 304. groove; 305. clamping slot; 4. connecting plate 1; 5. through hole 1; 6. power assembly; 601. cylinder body; 602. clamping block; 603. feed port; 604. fixing ring; 7. connecting assembly; 701. connecting pipe; 702. connecting block 1; 703. connecting block 2; 704. through hole 2; 705. threaded ring; 706. threaded rod; 707. limiting block 2; 708. handle; 8. connecting plate 2; 9. through hole 3; 10. balancing cylinder; 11. push plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technical personnel in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-Figure 5 The utility model provides a technical solution: a cylinder quick-open stop limit structure, including a fixed plate 1 and a limit assembly 3, the front of the fixed plate 1 is provided with two connecting grooves 2 and are horizontally distributed, the two connecting grooves 2 are provided with a limit assembly 3, the limit assembly 3 includes a fixed plate 2 301, the fixed plate 2 301 is slidably connected to the inside of the connecting groove 2, the middle of the fixed plate 2 301 is provided with a connecting groove 2 302, the middle of the connecting groove 2 302 is clamped with a limit block 1 303, the back of the limit block 1 303 is provided with a groove 304, and the top and bottom of the groove 304 are provided with a clamping groove 305.

[0021] In this embodiment, Figure 1 , Figure 2 , Figure 4 and Figure 5 As shown, the front of the limit block 303 is fixedly connected to a connecting plate 4, one side of the connecting plate 4 is provided with two through holes 5 and are horizontally distributed, the inside of the groove 304 is provided with a power assembly 6, the power assembly 6 includes a cylinder body 601, the cylinder body 601 is slidably connected to the inside of the groove 304, the top and bottom of the cylinder body 601 are fixedly connected with a clamping block 602, the outer side of the clamping block 602 is clamped with the inside of the clamping groove 305, a feed port 603 is provided on one side of the cylinder body 601, and the inside of the feed port 603 is fixedly connected with a fixing ring 6 04. A connecting component 7 is arranged inside the fixing ring 604. When using the device, the staff can first connect the cylinder body 601 to the inside of the slot 305 through the clamping block 602, so that the cylinder body 601 can be connected with the limit block 1 303 through the groove 304, so that the limit block 1 303 can limit and fix the cylinder body 601. Then the staff can connect the limit block 1 303 to the inside of the connecting slot 2 302 through the connecting plate 1 4, so that the limit block 1 303 can be connected and fixed with the fixing plate 2 301.

[0022] In this embodiment, Figure 1 , Figure 2 , Figure 4 and Figure 5 As shown, the connection assembly 7 includes a connection pipe 701, which is fixedly connected to the inside of the fixing ring 604, the top of the connection pipe 701 is fixedly connected to a connection block 1 702, the bottom of the connection pipe 701 is fixedly connected to a connection block 2 703, the top of the connection pipe 701 is provided with a through hole 2 704, the side surface of the connection pipe 701 is fixedly connected to a threaded ring 705, the internal thread of the threaded ring 705 is connected to a threaded rod 706, the outer side of the threaded rod 706 passes through the through hole 2 704, the bottom of the threaded rod 706 is fixedly connected to a limiting block 2 707, the outer side of the limiting block 2 707 is adapted to the outer sides of the connection blocks 1 702 and the connection blocks 2 703, and the top of the threaded rod 706 is fixedly connected to a handle 7 08. The front of the fixed plate 1 is fixedly connected with the connecting plate 2 8. The top of the connecting plate 2 8 is provided with a through hole 3 9. The back of the cylinder body 601 is fixedly connected with the balancing cylinder 10. The back of the balancing cylinder 10 is fixedly connected with the push plate 11. The staff can connect the oil pipe with the cylinder body 601 through the connecting pipe 701. The threaded rod 706 can be driven to rotate by twisting the handle 708. The threaded rod 706 and the threaded ring 705 are rotated in coordination to adjust the height of the limit block 2 707. The limit block 2 707 is connected with the connecting block 1 702 and the connecting block 2 703 in coordination to allow the staff to adjust the amount of oil so that the balancing cylinder 10 can work through the cylinder body 601.

[0023] The use method and advantages of the utility model: The oil cylinder quick opening stop limit structure, when in use, the working process is as follows:

[0024] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, when using the device, the staff can first connect the oil cylinder body 601 to the inside of the card slot 305 through the card block 602, so that the oil cylinder body 601 can be connected to the limit block 1 303 through the groove 304, so that the limit block 1 303 can limit and fix the oil cylinder body 601, and then the staff can connect the limit block 1 303 to the inside of the connecting groove 2 302 through the connecting plate 1 4, so that the limit block 1 303 can be connected and fixed with the fixing plate 2 301, and then the staff can insert the fixing plate 2 301 into the inside of the connecting groove 1 2 through the connecting plate 2 8, so that the connecting plate 2 8 can be connected and fixed with the connecting plate 2 8, and then the staff can connect the oil pipe to the oil pipe through the connecting pipe 701. The cylinder body 601 is connected, and the threaded rod 706 can be driven to rotate by twisting the handle 708. The threaded rod 706 and the threaded ring 705 are rotated in coordination to adjust the height of the limit block 2 707. The limit block 2 707 is connected with the connecting block 1 702 and the connecting block 2 703 so that the staff can adjust the amount of oil so that the balancing cylinder 10 can work through the cylinder body 601. When the balancing cylinder 10 and the cylinder body 601 are working, a large vibration will be generated. The limit block 1 303 is used in coordination with the fixing plate 2 301, so that the balancing cylinder 10 and the cylinder body 601 can be limited and fixed, thereby reducing the vibration generated by the balancing cylinder 10 and the cylinder body 601.

[0025] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A cylinder quick-open stop limit structure, comprising a fixing plate (1) and a limit assembly (3), characterized in that: The front side of the fixing plate 1 (1) is provided with two connecting grooves 1 (2) which are horizontally distributed. A limiting assembly (3) is arranged inside the two connecting grooves 1 (2). The limiting assembly (3) comprises a fixing plate 2 (301). The fixing plate 2 (301) is slidably connected inside the connecting groove 1 (2). A connecting groove 2 (302) is provided in the middle of the fixing plate 2 (301). A limiting block 1 (303) is clamped in the middle of the connecting groove 2 (302). A groove (304) is provided on the back side of the limiting block 1 (303). A clamping groove (305) is provided at the top and bottom of the groove (304).

2. The oil cylinder quick opening stop limit structure according to claim 1, characterized in that: The front side of the limit block (303) is fixedly connected to a connecting plate (4), one side of the connecting plate (4) is provided with two through holes (5) which are horizontally distributed, and a power assembly (6) is arranged inside the groove (304).

3. The oil cylinder quick opening stop limit structure according to claim 2, characterized in that: The power assembly (6) comprises a cylinder body (601), the cylinder body (601) is slidably connected to the inside of the groove (304), a clamping block (602) is fixedly connected to the top and bottom of the cylinder body (601), the outer side of the clamping block (602) is clamped to the inside of the clamping groove (305), a feed port (603) is opened on one side of the cylinder body (601), a fixing ring (604) is fixedly connected to the inside of the feed port (603), and a connecting assembly (7) is arranged inside the fixing ring (604).

4. The oil cylinder quick opening stop limit structure according to claim 3 is characterized in that: The connection assembly (7) comprises a connection pipe (701), wherein the connection pipe (701) is fixedly connected to the inside of a fixing ring (604), a connection block 1 (702) is fixedly connected to the top of the connection pipe (701), a connection block 2 (703) is fixedly connected to the bottom of the connection pipe (701), and a through hole 2 (704) is provided at the top of the connection pipe (701).

5. The oil cylinder quick opening stop limit structure according to claim 4, characterized in that: The side surface of the connecting pipe (701) is fixedly connected with a threaded ring (705), the internal thread of the threaded ring (705) is connected with a threaded rod (706), the outer side of the threaded rod (706) passes through the second through hole (704), the bottom of the threaded rod (706) is fixedly connected with the second limit block (707), the outer side of the second limit block (707) is compatible with the outer sides of the connecting block one (702) and the connecting block two (703), the top of the threaded rod (706) is fixedly connected with a handle (708), and the front side of the fixing plate one (1) is fixedly connected with the connecting plate two (8).

6. The oil cylinder quick opening stop limit structure according to claim 5, characterized in that: A through hole three (9) is provided on the top of the second connecting plate (8), a balancing cylinder (10) is fixedly connected to the back of the oil cylinder body (601), and a push plate (11) is fixedly connected to the back of the balancing cylinder (10).

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