Reinforced carbon sleeve roller core
By designing reinforcement components on the carbon sleeve roller core, the problem of insufficient connection firmness in the prior art is solved, and the connection firmness between the carbon sleeve and the roller core is significantly improved, which extends the service life and improves safety.
Patent Information
- Application Number
- CN202421772730.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-25
- Publication Date
- 2025-06-20
- Estimated Expiration
- 2034-07-25
AI Technical Summary
The existing carbon sleeve roller core is insufficient in high temperature environments, resulting in the carbon sleeve and roller core being easily damaged.
A reinforced carbon sleeve roller core is designed, by setting a positioning hole in the roller core and the carbon sleeve, and inserting a fixed tube and a positioning pin into the positioning hole, combining the fixing member and the internal thread sleeve to form a reinforcement component to enhance the connection firmness between the carbon sleeve and the roller core.
Through the design of the reinforcement component, the connection between the carbon sleeve and the roller core is significantly improved, the carbon sleeve and the roller core are protected from damage, extended service life, and improved the safety of use.
Smart Images
Figure CN223002974U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of carbon sleeve roll cores, and specifically relates to a reinforced carbon sleeve roll core. Background Art
[0002] The roller hearth continuous heat treatment furnace is used for annealing, normalizing, quenching and tempering of steel plates, steel pipes, sections and wire rods. Due to its advantages of multiple functions, good heat treatment quality and high output, and it can fully realize mechanized and automated control, it has been increasingly widely used in metallurgical factories; the roll core is one of the main components of the roller hearth continuous heat treatment furnace, and it is mainly used for loading and unloading heat-treated metal materials.
[0003] Nowadays, various carbon sleeve roll cores have emerged on the market. They mainly use carbon sleeves to achieve high-temperature resistance, but there is a problem of insufficient connection firmness between the carbon sleeve and the roll core, resulting in easy damage to the carbon sleeve and the roll core. Summary of the Utility Model
[0004] The purpose of the utility model is to provide a reinforced carbon sleeve roll core to solve the problems raised in the background art.
[0005] The embodiment of the present application provides a reinforced carbon sleeve roll core, which includes a roll core and several groups of reinforcement components. A carbon sleeve matching the roll core is sleeved on the roll core. A number of positioning holes one are symmetrically opened on both sides of the roll core, and a number of positioning holes two are symmetrically opened on both sides of the carbon sleeve. Each group of reinforcement components includes a fixed tube, a positioning pin, two fixing pieces and two internal thread sleeves. The fixed tube passes through the positioning hole one and the positioning hole two and is adapted to the positioning hole one and the positioning hole two. The positioning pin passes through the fixed tube, and threaded shafts matching the internal thread sleeves are fixedly connected to both the upper and lower ends of the positioning pin. Circular holes one, circular holes two and circular holes three are opened on the fixing piece. The circular hole one is adapted to the fixed tube, the circular hole two is adapted to the positioning pin, and the circular hole three is adapted to the threaded shaft.
[0006] By adopting the above technical solution, insert the fixed tube into the positioning hole one of the roll core and the positioning hole two of the carbon sleeve, then insert the positioning pin into the fixed tube, then put the fixing piece on the end of the positioning pin and the threaded shaft, and screw the internal thread sleeve tightly on the threaded shaft, then the reinforcement component can be fixed on the carbon sleeve and the roll core, thereby increasing the connection firmness between the carbon sleeve and the roll core.
[0007] Optionally, shaft heads are symmetrically and fixedly installed at both ends of the roll core. Reinforcing rings one are fixedly connected to the inner walls on both sides of the roll core. A number of tooth grooves are opened on the inner wall of the reinforcing ring one. A reinforcing ring two is fixedly connected to the outer wall of one side of the shaft head. A number of tooth blocks are fixedly connected to the outer wall of the reinforcing ring two. The tooth blocks are located inside the tooth grooves and are adapted to the tooth grooves.
[0008] By adopting the above technical solution, after the shaft head is installed, the tooth block will be stuck inside the tooth groove, thereby increasing the anti-torsion ability between the shaft head and the roll core and preventing the shaft head from falling off the roll core.
[0009] Optionally, a gasket is sleeved on the threaded shaft, and the gasket is located between the fixing member and the internal thread sleeve.
[0010] By adopting the above technical solution, the friction between the fixing member and the internal thread sleeve is reduced.
[0011] Optionally, the number of the tooth grooves and the tooth blocks is equal, and each tooth groove corresponds to each tooth block one by one.
[0012] By adopting the above technical solution, the anti-torsion ability between the shaft head and the roll core is ensured.
[0013] Optionally, a plurality of threaded holes are provided at the edges of both ends of the roll core, an installation ring is fixedly connected to the outer wall of one side of the shaft head, and a plurality of bolts are inserted through and threadedly connected to the installation ring, and the bolts are adapted to the threaded holes.
[0014] By adopting the above technical solution, the quick installation and disassembly between the shaft head and the roll core are facilitated.
[0015] Optionally, an installation hole is provided at the end of the shaft head.
[0016] By adopting the above technical solution, the installation of the shaft head and the support part is facilitated.
[0017] Compared with the prior art, the beneficial effects of the technical solution of the present application are as follows:
[0018] 1. In the technical solution of the present application, by inserting a fixing tube into the positioning hole 1 of the roll core and the positioning hole 2 of the carbon sleeve, then inserting a positioning pin into the fixing tube, and then sleeving the fixing member on the end of the positioning pin and the threaded shaft, and screwing the internal thread sleeve on the threaded shaft tightly, the reinforcement assembly can be fixed on the carbon sleeve and the roll core, thereby increasing the firmness of the connection between the carbon sleeve and the roll core, protecting the carbon sleeve and the roll core from damage, and increasing the service life.
[0019] 2. In the technical solution of the present application, after the shaft head is installed, the tooth block will be stuck inside the tooth groove, thereby increasing the anti-torsion ability between the shaft head and the roll core, preventing the shaft head from falling off the roll core, and increasing the safety of use. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] By reading the following detailed description of the non-limiting embodiments with reference to the accompanying drawings, other features, objects, and advantages of the present invention will become more apparent:
[0021] Figure 1 It is a schematic structural diagram of the present invention;
[0022] Figure 2 This is a partial structural schematic diagram for disassembling the shaft head and the roll core of the present utility model;
[0023] Figure 3 This is an exploded view of the reinforcement assembly of the present utility model;
[0024] Figure 4 This is the present utility model Figure 2 An enlarged view of A in it.
[0025] In the figure: 1, carbon sleeve; 2, roll core; 3, reinforcement assembly; 31, fixed tube; 32, fixing piece; 33, positioning pin; 34, internal thread sleeve; 35, threaded shaft; 36, circular hole one; 37, circular hole two; 38, circular hole three; 39, gasket; 4, shaft head; 5, mounting ring; 6, mounting hole; 7, positioning hole one; 8, positioning hole two; 9, threaded hole; 10, bolt; 11, reinforcing ring one; 12, reinforcing ring two; 13, tooth groove; 14, tooth block. Specific implementation manners
[0026] Next, the technical solutions in the embodiments of the present application will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present application.
[0027] Please refer to Figures 1-3 , the present utility model provides a technical solution: including a roll core 2 and several groups of reinforcement assemblies 3. A carbon sleeve 1 that matches is sleeved on the roll core 2. A plurality of positioning holes one 7 are symmetrically opened on both sides of the roll core 2. A plurality of positioning holes two 8 are symmetrically opened on both sides of the carbon sleeve 1. Each group of reinforcement assemblies 3 includes a fixed tube 31, a positioning pin 33, two fixing pieces 32 and two internal thread sleeves 34. The fixed tube 31 passes through the positioning holes one 7 and the positioning holes two 8 and is adapted to the positioning holes one 7 and the positioning holes two 8. The positioning pin 33 passes through the fixed tube 31, and threaded shafts 35 that match the internal thread sleeves 34 are fixedly connected to both the upper and lower ends of the positioning pin 33. Circular holes one 36, circular holes two 37 and circular holes three 38 are opened on the fixing piece 32. The circular hole one 36 is adapted to the fixed tube 31, the circular hole two 37 is adapted to the positioning pin 33, and the circular hole three 38 is adapted to the threaded shaft 35;
[0028] In this technical solution, by inserting the fixing tube 31 into the first positioning hole 7 of the roll core 2 and the second positioning hole 8 of the carbon sleeve 1, then inserting the positioning pin 33 into the fixing tube 31, and then sleeving the fixing member 32 on the end of the positioning pin 33 and the threaded shaft 35, and screwing the internal thread sleeve 34 onto the threaded shaft 35, the reinforcement assembly 3 can be fixed on the carbon sleeve 1 and the roll core 2, thereby increasing the firmness of the connection between the carbon sleeve 1 and the roll core 2, protecting the carbon sleeve 1 and the roll core 2 from damage, and increasing the service life.
[0029] In some technical solutions, such as Figure 1 、 Figure 2 and Figure 4 shown, shaft heads 4 are symmetrically and fixedly installed at both ends of the roll core 2. Reinforcing rings one 11 are fixedly connected to the inner walls on both sides of the roll core 2. A plurality of tooth grooves 13 are formed in the inner wall of the reinforcing ring one 11. A reinforcing ring two 12 is fixedly connected to the outer wall of one side of the shaft head 4. A plurality of tooth blocks 14 are fixedly connected to the outer wall of the reinforcing ring two 12. The tooth blocks 14 are located inside the tooth grooves 13, and the tooth blocks 14 are adapted to the tooth grooves 13.
[0030] During use, after the shaft head 4 is installed, the tooth blocks 14 will be stuck inside the tooth grooves 13, thereby increasing the anti-torsion ability between the shaft head 4 and the roll core 2, preventing the shaft head 4 from falling off the roll core 2, and increasing the safety of use.
[0031] In some technical solutions, such as Figure 3 shown, a gasket 39 is sleeved on the threaded shaft 35, and the gasket 39 is located between the fixing member 32 and the internal thread sleeve 34.
[0032] During use, the friction between the fixing member 32 and the internal thread sleeve 34 is reduced by the gasket 39.
[0033] In some technical solutions, such as Figure 4 shown, the number of tooth grooves 13 and tooth blocks 14 is equal, and each tooth groove 13 corresponds to each tooth block 14 one by one.
[0034] During use, the anti-torsion ability between the shaft head 4 and the roll core 2 is ensured by the one-to-one corresponding tooth grooves 13 and tooth blocks 14.
[0035] In some technical solutions, such as Figure 4 shown, a plurality of threaded holes 9 are formed at the edges of both ends of the roll core 2. An installation ring 5 is fixedly connected to the outer wall of one side of the shaft head 4. A plurality of bolts 10 penetrate through and are threadedly connected to the installation ring 5, and the bolts 10 are adapted to the threaded holes 9.
[0036] During use, through the bolts 10 and their corresponding threaded holes 9, the quick installation and disassembly between the shaft head 4 and the roll core 2 are facilitated.
[0037] In some technical solutions, such as Figure 1As shown, an installation hole 6 is provided at the end of the shaft head 4.
[0038] During use, the installation of the shaft head 4 and the support part is facilitated through the installation hole 6.
[0039] Working principle: During the installation process, first insert the fixing tube 31 into the positioning hole one 7 of the roller core 2 and the positioning hole two 8 of the carbon sleeve 1, then insert the positioning pin 33 into the fixing tube 31, and then put the fixing part 32 on the end of the positioning pin 33 and the threaded shaft 35. Screw the internal thread sleeve 34 tightly on the threaded shaft 35, and the reinforcement assembly 3 can be fixed on the carbon sleeve 1 and the roller core 2, thereby increasing the firmness of the connection between the carbon sleeve 1 and the roller core 2, protecting the carbon sleeve 1 and the roller core 2 from damage. Then install the shaft head 4 through the bolt 10 and its corresponding threaded hole 9. At the same time, the tooth block 14 will be stuck inside the tooth groove 13, thereby increasing the anti-torsion ability between the shaft head 4 and the roller core 2 and preventing the shaft head 4 from falling off the roller core 2.
[0040] The above are only the preferred embodiments of the present application and are not used to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included within the protection scope of the present application.
Claims
1. A reinforced carbon sleeve roller core, comprising a roller core (2) and a plurality of group reinforcement components (3), characterized in that: The roller core (2) is sleeved with a matching carbon sleeve (1), the roller core (2) is symmetrically provided with a plurality of first positioning holes (7) on both sides, the carbon sleeve (1) is symmetrically provided with a plurality of second positioning holes (8) on both sides, each group of the reinforcement components (3) comprises a fixing tube (31), a positioning pin (33), two fixing members (32) and two internal threaded sleeves (34), the fixing tube (31) passes through the first positioning hole (7) and the second positioning hole (8) and is connected with the first positioning hole (7) and the second positioning hole (8). (8) is adapted, the positioning pin (33) passes through the fixing tube (31), and the upper and lower ends of the positioning pin (33) are fixedly connected to a threaded shaft (35) matching the internal threaded sleeve (34), and the fixing member (32) is provided with a first circular hole (36), a second circular hole (37) and a third circular hole (38), the first circular hole (36) is adapted to the fixing tube (31), the second circular hole (37) is adapted to the positioning pin (33), and the third circular hole (38) is adapted to the threaded shaft (35).
2. A reinforced carbon sleeve roller core according to claim 1, characterized in that: The two ends of the roller core (2) are symmetrically fixedly mounted with shaft heads (4); the inner walls of both sides of the roller core (2) are fixedly connected with reinforcement rings (11); the inner wall of the reinforcement rings (11) is provided with a plurality of tooth grooves (13); the outer wall of one side of the shaft head (4) is fixedly connected with reinforcement rings (12); the outer wall of the reinforcement rings (12) is fixedly connected with a plurality of tooth blocks (14); the tooth blocks (14) are located inside the tooth grooves (13), and the tooth blocks (14) are adapted to the tooth grooves (13).
3. A reinforced carbon sleeve roller core according to claim 1, characterized in that: A gasket (39) is sleeved on the threaded shaft (35), and the gasket (39) is located between the fixing member (32) and the internal thread sleeve (34).
4. A reinforced carbon sleeve roller core according to claim 2, characterized in that: The number of the tooth grooves (13) and the number of tooth blocks (14) are equal, and each tooth groove (13) corresponds to each tooth block (14) one by one.
5. A reinforced carbon sleeve roller core according to claim 2, characterized in that: A plurality of threaded holes (9) are provided at the edges of both ends of the roller core (2); a mounting ring (5) is fixedly connected to an outer wall of one side of the shaft head (4); a plurality of bolts (10) pass through and are threadedly connected to the mounting ring (5); the bolts (10) are adapted to the threaded holes (9).
6. A reinforced carbon sleeve roller core according to claim 2, characterized in that: A mounting hole (6) is provided at the end of the shaft head (4).