Furnace inner roller structure of quenching furnace

Abstract

The utility model discloses a quenching furnace inner roller structure which comprises a bottom plate and an inner roller, sliding grooves are formed in the two sides of the bottom plate, bearing seats are connected in the sliding grooves in a sliding mode, connecting shafts matched with the bearing seats are fixedly connected to the two sides of the inner roller, and first connecting lugs are fixedly connected to the two sides of the bearing seats. Inserting grooves are formed in the first connecting lugs and the upper portions of the sliding grooves, threaded grooves communicating with the inserting grooves are formed in the sliding grooves, threaded seats are in threaded connection with the interiors of the threaded grooves, first connecting rods are fixedly connected to the upper portions of the threaded seats, and rotating caps are fixedly connected to the upper portions of the first connecting rods. The inner roller can be conveniently disassembled and assembled, the stability of the inner roller during installation can be guaranteed, and the service life of the inner roller is prevented from being affected by shaking of installation equipment.

Description

Technical Field

[0001] The utility model relates to the field of furnace rollers, in particular to a furnace roller structure for a quenching furnace. Background Art

[0002] The rollers in the furnace typically consist of a roller sleeve and a roller shaft. The sleeve and the shaft are fixedly connected, and the roller shaft consists of a front roller shaft and a rear roller shaft. One end of the front roller shaft is fixedly connected to the sleeve, and the other end is connected to one end of the rear roller shaft. The other end of the rear roller shaft is connected to the reduction gearbox of the roller table transmission mechanism.

[0003] When using, the existing furnace rollers are complex in structure and difficult to install. As a result, when the existing furnace rollers fail or are damaged during use, it causes great trouble for users to replace them, which greatly reduces the user's work efficiency. In addition, if the corresponding installation equipment is not tightened in place when the furnace rollers are installed, the furnace rollers will shake, which will affect the service life of the furnace rollers. Utility Model Content

[0004] The purpose of the utility model is to provide a roller structure in a quenching furnace to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a roller structure in a quenching furnace, comprising a bottom plate and an inner roller, wherein sliding grooves are provided on both sides of the bottom plate, a bearing seat is slidably connected inside the sliding groove, a connecting shaft matching the bearing seat is fixedly connected on both sides of the inner roller, a first connecting ear is fixedly connected on both sides of the bearing seat, an insertion groove is provided inside the first connecting ear and on the upper part of the sliding groove, a threaded groove communicating with the insertion groove is provided inside the sliding groove, a threaded seat is threadedly connected inside the threaded groove, and a first connecting rod is fixedly connected to the upper part of the threaded seat. The upper part of the first connecting rod is fixedly connected to a rotating cap, the upper inner side of the rotating cap is rotatably connected to an upper bevel gear, the tail of the upper bevel gear penetrates the rotating cap and is fixedly connected to a knob, the lower part of the upper bevel gear is meshed and connected to four groups of lower bevel gears, the tail of the lower bevel gear is fixedly connected to a threaded rod, the other end of the threaded rod is rotatably connected to the inside of the rotating cap, the outer side of the threaded rod is threadedly connected to a moving seat, four groups of moving grooves are opened at the lower part of the rotating cap, the lower part of the moving seat is fixedly connected to a second connecting rod, and the lower part of the second connecting rod penetrates the moving groove and is fixedly connected to a support plate.

[0006] Preferably, a sliding rod is slidably connected inside the first connecting ear, and the sliding rod is fixedly connected inside the sliding groove.

[0007] Preferably, a lifting groove is provided inside the sliding groove, a control groove communicated with the lifting groove is provided inside the sliding groove, a support seat is slidably connected inside the lifting groove, second ears are fixedly connected on both sides of the lower part of the lifting groove, a lifting rod is slidably connected inside the second ear, both sides of the lifting rod are fixedly connected to the inner wall of the lifting groove, a spring is fixedly connected between the upper inner wall of the lifting groove and the second ear, and the spring is sleeved on the outside of the lifting rod.

[0008] Preferably, two groups of insertion seats are fixedly connected to the lower part of the bearing seat facing the support seat, and an insertion groove that matches the insertion seat is opened on one side of the support seat.

[0009] Preferably, a first inclined platform is provided at the lower portion of one end of the insertion seat, and a second inclined platform cooperating with the first inclined platform is provided at the lower portion of the outer side of the insertion groove.

[0010] Preferably, a mounting groove is fixedly connected inside the second inclined platform, and a plurality of rolling rods are rotatably connected inside the mounting groove.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] The utility model is installed in place by the bearing seat, and the threaded seat is driven to rotate by rotating the cap and the first connecting rod to realize the connection between the threaded seat and the threaded groove, thereby fixing the position of the bearing seat. By rotating the knob, the upper bevel gear drives the lower bevel gear to rotate, and the rotation of the threaded rod drives the support plate to move through the movable seat and the second connecting rod, so that the support plate is closely attached to the inside of the connecting groove, thereby preventing the bearing seat from shaking, realizing easy disassembly and installation of the inner roller, and ensuring the stability of the inner roller during installation, avoiding shaking of the installation equipment and affecting the service life of the inner roller;

[0013] The utility model can also remove the bearing seat, and the spring drives the support seat to move upward by pulling the second lug. The support seat supports the connecting shaft to prevent the connecting shaft from falling directly and causing damage, thereby protecting the surface of the inner roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from the first perspective;

[0015] Figure 2 This is a cross-sectional view of the bearing seat structure from the second perspective of the present invention;

[0016] Figure 3 This is a cross-sectional view of the rotating cap structure of the utility model from the third perspective;

[0017] Figure 4 This is a schematic diagram of the support base structure of the utility model from a fourth perspective;

[0018] Figure 5 This is a cross-sectional view of the support base structure from the fifth perspective of the present invention.

[0019] In the figure: 1. Base plate; 2. Sliding groove; 3. Bearing seat; 4. First ear; 5. Inner roller; 6. Connecting shaft; 7. Sliding rod; 8. Connecting groove; 9. Threaded groove; 10. Rotating cap; 11. First connecting rod; 12. Threaded seat; 13. Knob; 14. Upper bevel gear; 15. Lower bevel gear; 16. Threaded rod; 17. Moving seat; 18. Moving groove; 19. Second connecting rod; 20. Support plate; 21. Insertion seat; 22. First ramp; 23. Lifting groove; 24. Control groove; 25. Support seat; 26. Second ear; 27. Lifting rod; 28. Spring; 29. ​​Insertion groove; 30. Second ramp; 31. Mounting groove; 32. Rolling rod. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] See also Figure 1-5The utility model provides a technical solution: a roller structure in a quenching furnace, including a bottom plate 1 and an inner roller 5. Sliding grooves 2 are opened on both sides of the bottom plate 1, and a bearing seat 3 is slidably installed inside the sliding groove 2. Connecting shafts 6 that match the bearing seat 3 are fixedly welded on both sides of the inner roller 5. The bearing seat 3 is slid along the inside of the sliding groove 2 to achieve the separation of the connecting shaft 6 between the bearing seat 3 and the outer side of the inner roller 5, which is convenient for disassembling the inner roller 5. First ears 4 are fixedly welded on both sides of the bearing seat 3. A connecting groove 8 is opened inside the first ear 4 and on the upper part of the sliding groove 2. A threaded groove 9 that communicates with the connecting groove 8 is opened inside the sliding groove 2. A threaded seat 12 is threadedly installed inside the threaded groove 9. A first connecting rod 11 is fixedly welded on the upper part of the threaded seat 12. A rotating cap 10 is fixedly welded on the upper part of the first connecting rod 11. The threaded seat 12 is driven to rotate by the rotating cap 10 and the first connecting rod 11 to achieve the connection between the threaded seat 12 and the threaded seat The groove 9 is connected, and the upper inner part of the rotating cap 10 is rotatably connected to the upper bevel gear 14, and the tail of the upper bevel gear 14 penetrates the rotating cap 10 and is fixedly welded with a knob 13. The lower part of the upper bevel gear 14 is meshed with four groups of lower bevel gears 15, and the tail of the lower bevel gear 15 is fixedly welded with a threaded rod 16. The other end of the threaded rod 16 is rotatably connected to the inside of the rotating cap 10, and the outer side of the threaded rod 16 is threadedly connected to a moving seat 17. Four groups of moving grooves 18 are opened at the lower part of the rotating cap 10, and a second connecting rod 19 is fixedly welded to the lower part of the moving seat 17. The lower part of the second connecting rod 19 penetrates the moving groove 18 and is fixedly welded with a support plate 20. By rotating the knob 13, the upper bevel gear 14 drives the lower bevel gear 15 to rotate, and the threaded rod 16 rotates through the moving seat 17 and the second connecting rod 19 to drive the support plate 20 to move, so that the support plate 20 is close to the inside of the connecting groove 8, thereby preventing the bearing seat 3 from shaking;

[0022] The first ear 4 is slidably connected with a sliding rod 7, and the sliding rod 7 is fixedly welded inside the sliding groove 2 to ensure that the bearing seat 3 moves smoothly; a lifting groove 23 is provided inside the sliding groove 2, and a control groove 24 communicating with the lifting groove 23 is provided inside the sliding groove 2. A support seat 25 is slidably installed inside the lifting groove 23, and a second ear 26 is fixedly welded on both sides of the lower part of the lifting groove 23. A lifting rod 27 is slidably installed inside the second ear 26. Both sides of the lifting rod 27 are fixedly welded to the inner wall of the lifting groove 23, and a spring 28 is fixedly welded between the upper inner wall of the lifting groove 23 and the second ear 26. The spring 28 is sleeved on the outside of the lifting rod 27. The spring 28 drives the support seat 25 to move upward by pulling the second ear 26. The support seat 25 supports the connecting shaft 6 to prevent the connecting shaft 6 from falling directly and causing damage; the lower part of the bearing seat 3 faces Two groups of insertion seats 21 are fixedly welded on one side of the support seat 25, and an insertion groove 29 that cooperates with the insertion seat 21 is opened on one side of the support seat 25. When the bearing seat 3 is installed on the connecting shaft 6, the insertion seat 21 is inserted into the insertion groove 29 to prevent the support seat 25 from sticking to the connecting shaft 6 and reducing the friction on the outside of the connecting shaft 6; a first inclined platform 22 is opened at the lower part of one end of the insertion seat 21, and a second inclined platform 30 that cooperates with the first inclined platform 22 is opened at the lower part of the outer side of the insertion groove 29. When the bearing seat 3 is installed, the first inclined platform 22 cooperates with the second inclined platform 30 to facilitate the insertion of the insertion seat 21 into the insertion groove 29, thereby driving the support seat 25 to move downward; an installation groove 31 is fixedly welded inside the second inclined platform 30, and several groups of rolling rods 32 are rotatably installed inside the installation groove 31 to reduce the friction between the first inclined platform 22 and the second inclined platform 30.

[0023] Working principle: When in use, the utility model realizes the disengagement of the bearing seat 3 from the connecting shaft 6 on the outer side of the inner roller 5 by sliding the bearing seat 3 along the inner sliding groove 2, which is convenient for disassembling and installing the inner roller 5. When the bearing seat 3 is installed in place, the threaded seat 12 is driven to rotate by rotating the cap 10 and the first connecting rod 11, so that the threaded seat 12 is connected with the threaded groove 9, and the position of the bearing seat 3 is fixed. By rotating the knob 13, the upper bevel gear 14 drives the lower bevel gear 15 to rotate, and the threaded rod 16 rotates through the movable seat 17 and the second connecting rod 19 to drive the support plate 20 to move, so that the support plate 20 is close to the inside of the connecting groove 8, thereby preventing the bearing seat 3 from shaking. The first inclined platform 22 cooperates with the second inclined platform 30 to facilitate the insertion seat 21 to be inserted into the insertion groove 29, thereby driving the support seat 25 to move downward, reducing the friction on the outside of the connecting shaft 6. When the bearing seat 3 is removed, the spring 28 drives the support seat 25 to move upward by pulling the second ear 26. The support seat 25 supports the connecting shaft 6 to prevent the connecting shaft 6 from falling directly and causing damage.

[0024] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0025] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A roller structure in a quenching furnace, comprising a bottom plate (1) and an inner roller (5), characterized in that: The bottom plate (1) is provided with sliding grooves (2) on both sides, and a bearing seat (3) is slidably connected inside the sliding groove (2). A connecting shaft (6) matching the bearing seat (3) is fixedly connected to both sides of the inner roller (5). The bearing seat (3) is fixedly connected to both sides of the first connecting ear (4). A connecting groove (8) is provided inside the first connecting ear (4) and on the upper part of the sliding groove (2). A threaded groove (9) communicating with the connecting groove (8) is provided inside the sliding groove (2). A threaded seat (12) is threadedly connected inside the threaded groove (9). A first connecting rod (11) is fixedly connected to the upper part of the threaded seat (12). A rotating cap (10) is fixedly connected to the upper part of the first connecting rod (11). The upper side portion is rotatably connected to an upper bevel gear (14), the tail of the upper bevel gear (14) penetrates the rotating cap (10) and is fixedly connected to a knob (13), the lower portion of the upper bevel gear (14) is meshedly connected to four groups of lower bevel gears (15), the tail of the lower bevel gear (15) is fixedly connected to a threaded rod (16), the other end of the threaded rod (16) is rotatably connected to the inside of the rotating cap (10), the outer side of the threaded rod (16) is threadedly connected to a moving seat (17), the lower portion of the rotating cap (10) is provided with four groups of moving grooves (18), the lower portion of the moving seat (17) is fixedly connected to a second connecting rod (19), and the lower portion of the second connecting rod (19) penetrates the moving groove (18) and is fixedly connected to a support plate (20).

2. The roller structure in a quenching furnace according to claim 1, characterized in that: A sliding rod (7) is slidably connected inside the first connecting ear (4), and the sliding rod (7) is fixedly connected inside the sliding groove (2).

3. The roller structure in a quenching furnace according to claim 1, characterized in that: A lifting groove (23) is provided inside the sliding groove (2), a control groove (24) communicating with the lifting groove (23) is provided inside the sliding groove (2), a support seat (25) is slidably connected inside the lifting groove (23), second ears (26) are fixedly connected to both sides of the lower part of the lifting groove (23), a lifting rod (27) is slidably connected inside the second ear (26), both sides of the lifting rod (27) are fixedly connected to the inner wall of the lifting groove (23), a spring (28) is fixedly connected between the upper inner wall of the lifting groove (23) and the second ear (26), and the spring (28) is sleeved on the outer side of the lifting rod (27).

4. The roller structure in a quenching furnace according to claim 3, characterized in that: Two groups of insertion seats (21) are fixedly connected to the lower part of the bearing seat (3) facing the support seat (25), and an insertion groove (29) matching the insertion seat (21) is opened on one side of the support seat (25).

5. The roller structure in a quenching furnace according to claim 4, characterized in that: A first inclined platform (22) is provided at the lower portion of one end of the insertion seat (21), and a second inclined platform (30) that matches the first inclined platform (22) is provided at the lower portion of the outer side of the insertion slot (29).

6. The roller structure in a quenching furnace according to claim 5, characterized in that: The second inclined platform (30) is fixedly connected to a mounting groove (31) inside, and a plurality of groups of rolling rods (32) are rotatably connected inside the mounting groove (31).

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