Roller structure convenient for lifting adjustment

Abstract

The utility model provides a roller structure convenient to lift and adjust, which comprises a mounting strip, adjusting holes are arranged on the outer walls of two sides of the mounting strip, an adjusting structure is arranged on the outer wall of the mounting strip, a connecting structure is slidably connected to the inner wall of the adjusting structure, and a roller structure is arranged at one end of the connecting structure. The height of the roller structure can be adjusted through the adjusting structure, and the adjusted roller body can move up and down in a small range, so that the roller structure can freely move up and down in a small range according to the elasticity of a steel plate, the steel plate is leveled, the threaded rod is rotated, and the steel plate is leveled. And the pressure of gas in the gas bin is changed by the threaded rod, so that the up-and-down moving amplitude of the roller structure can be changed.

Description

Technical Field

[0001] The utility model belongs to the technical field of rollers, and in particular relates to a roller structure which is convenient for lifting and lowering adjustment. Background Art

[0002] The roller is composed of an outer roller, an inner roller, a flange, a transition sleeve and a roller shaft. The rollers are used to level the steel plate. Multiple rollers cooperate with each other to squeeze and stretch the steel plate. However, the steel plate will also move and squeeze the rollers, causing the rollers to shift in direction, and the height of the rollers cannot be adjusted, resulting in different roller structures required for leveling steel plates of different thicknesses. Utility Model Content

[0003] Purpose of the utility model

[0004] In view of the above technical problems, the utility model provides a roller structure that is easy to lift and adjust, so as to solve the technical problems mentioned in the background technology.

[0005] Technical Solution

[0006] In order to achieve the above-mentioned purpose, the technical solution provided by the utility model is a roller structure that is easy to lift and adjust, including a mounting bar, the outer walls on both sides of the mounting bar are provided with adjustment holes, the outer wall of the mounting bar is provided with an adjustment structure, the inner wall of the adjustment structure is slidably connected with a connecting structure, and one end of the connecting structure is provided with a roller structure;

[0007] The regulating structure comprises an air bin, which is arranged on the outer wall of the mounting strip, one end of the air bin is provided with a threaded hole, the inner thread of the threaded hole is connected with a threaded rod, and the middle of the threaded rod is provided with an air filling groove.

[0008] Preferably, the connecting structure includes a mounting tube, which is slidably connected to the inner wall of the gas bin, a sliding hole is provided on the outer wall of one end of the mounting tube, the internal thread of the mounting tube is connected to a rotating screw, a rotating wheel is provided at one end of the rotating screw, and a protruding block is provided on the outer wall of the rotating wheel.

[0009] Preferably, an expansion rod is slidably connected to the inner wall of the sliding hole, one end of the expansion rod is slidably connected to the rotating wheel and the protruding block, the other end of the expansion rod is provided with a fitting strip, and the outer wall of the fitting strip is provided with a positioning block.

[0010] Preferably, the roller structure comprises a roller body, both ends of the roller body are provided with mounting grooves, and the inner side of the mounting groove is provided with a positioning groove.

[0011] Preferably, the number of the positioning grooves is set to be multiple, and the multiple positioning grooves are arranged in a circular array on the inner wall of the installation groove.

[0012] Preferably, the number of the bonding strips is set to be multiple, and the multiple bonding strips are arranged in a circular array on the outer wall of the sliding hole, and the positioning blocks on the outer wall of the bonding strips are engaged with the positioning grooves.

[0013] Beneficial Effects

[0014] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0015] The utility model can adjust the height of the roller structure through the adjustment structure, and can also make the roller body after adjustment move up and down in a small range, so as to adapt to the elasticity of the steel plate to move up and down in a small range freely, level the steel plate, rotate the threaded rod, so that the threaded rod changes the pressure of the gas in the gas chamber, and thus can change the amplitude of the roller structure moving up and down;

[0016] The roller bodies of different diameters can be replaced according to the size of the steel plate. The rotating bolt is turned to make the rotating screw drive the rotating wheel to rotate. The rotating wheel drives the raised block to move the expansion rod outward. Then the positioning blocks on the outside of the expansion rod fit with the positioning grooves on the inside of both ends of the roller body to fix the roller body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional diagram of the utility model;

[0018] Figure 2 It is a three-dimensional cross-sectional view of the utility model;

[0019] Figure 3 It is a three-dimensional unfolded view of the connection structure of the utility model.

[0020] Reference numerals

[0021] 1. Mounting strip; 2. Adjustment hole; 3. Adjustment structure; 301. Air chamber; 302. Threaded hole; 303. Threaded rod; 304. Inflatable groove; 4. Connection structure; 401. Mounting tube; 402. Sliding hole; 403. Rotating screw; 404. Rotating wheel; 405. Raised block; 406. Expanding rod; 407. Fitting strip; 408. Positioning block; 5. Roller structure; 501. Roller body; 502. Mounting groove; 503. Positioning groove. DETAILED DESCRIPTION

[0022] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "page", "bottom", "inside", "outside", "clockwise", "counterclockwise", "coaxial", "bottom", "one end", "top", "the other end", "one side", "front", "two ends", "both sides" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation to the present invention.

[0023] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed", "provided with", etc. should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] Reference is now made to the accompanying drawings, in which the purpose of each illustration is only to show certain exemplary embodiments, and is not intended to limit the present invention. In each of the drawings, the same reference numerals represent the same or corresponding parts. The dimensions and proportions in each of the drawings are also only for illustration and should not be interpreted as limiting the present invention. These dimensions may be enlarged relative to the actual product.

[0026] Reference Figure 1-Figure 3 , a roller structure that is easy to lift and adjust as shown, comprising a mounting bar 1, the outer walls of both sides of the mounting bar 1 are provided with adjustment holes 2, the outer wall of the mounting bar 1 is provided with an adjustment structure 3, the inner wall of the adjustment structure 3 is slidably connected with a connection structure 4, and one end of the connection structure 4 is provided with a roller wheel structure 5;

[0027] The adjustment structure 3 includes an air chamber 301, which is arranged on the outer wall of the mounting strip 1. A threaded hole 302 is opened at one end of the air chamber 301. The internal thread of the threaded hole 302 is connected to a threaded rod 303. An air filling groove 304 is arranged in the middle of the threaded rod 303.

[0028] Further, in the above technical solution, the connecting structure 4 includes a mounting tube 401, the mounting tube 401 is slidably connected to the inner wall of the gas chamber 301, the outer wall of one end of the mounting tube 401 is provided with a sliding hole 402, the internal thread of the mounting tube 401 is connected with a rotating screw 403, one end of the rotating screw 403 is provided with a rotating wheel 404, the outer wall of the rotating wheel 404 is provided with a protruding block 405, the inner wall of the sliding hole 402 is slidably connected with an expansion rod 406, one end of the expansion rod 406 is slidably connected with the rotating wheel 404 and the protruding block 405, and the other end of the expansion rod 406 is provided with a fitting strip 407, The outer wall of the bonding strip 407 is provided with a positioning block 408, and the number of the bonding strips 407 is set to be multiple, and the multiple bonding strips 407 are arranged in a ring array on the outer wall of the sliding hole 402, and the positioning block 408 on the outer wall of the bonding strip 407 is engaged with the positioning groove 503, and the roller structure 5 is placed between the two connecting structures 4, and then the rotating screw 403 is rotated, and the rotating screw 403 drives the rotating wheel 404 to rotate, and the rotating wheel 404 drives the protruding block 405 to fit with the unfolding rod 406 and push the unfolding rod 406 to move outward, and then the unfolding rod 406 pushes the positioning block 408 to move outward and engage with the positioning groove 503 to fix the roller body 501.

[0029] Furthermore, in the above technical solution, the roller structure 5 includes a roller body 501, both ends of the roller body 501 are provided with installation grooves 502, the inner side of the installation groove 502 is provided with a positioning groove 503, the number of the positioning grooves 503 is set to be multiple, and the multiple positioning grooves 503 are arranged in a circular array on the inner wall of the installation groove 502.

[0030] How this utility works:

[0031] Refer to the instruction manual Figure 1-Figure 3First, when the height of the roller structure 5 needs to be adjusted, the threaded rod 303 is rotated to make the threaded rod 303 enter or leave the interior of the gas bin 301, thereby changing the pressure of the gas inside the gas bin 301, and then the steel plate passes through the top and bottom of the roller body 501 to squeeze the roller body 501, and then the roller body 501 drives the connecting structure 4 to slide inside the gas bin 301, so that the connecting structure 4 squeezes the gas inside the gas bin 301, and when the gas inside the gas bin 301 reaches a certain pressure, the roller body 501 cannot continue to move downward, so the roller body 501 is raised and lowered, and then after the steel plate passes through the roller body 501 in turn, the roller body 501 levels the steel plate;

[0032] When the roller body 501 needs to be replaced, the rotating screw 403 is rotated, and the rotating screw 403 drives the rotating wheel 404 to rotate, and then the rotating wheel 404 drives the protruding block 405 to disengage from the unfolding rod 406, and then the unfolding rod 406 slides inward inside the sliding hole 402, so that the unfolding rod 406 drives the positioning block 408 on the outer wall of the bonding strip 407 to disengage from the positioning groove 503, and then the roller body 501 is removed for replacement, and the rotating screw 403 is rotated in the opposite direction, so that the rotating screw 403 drives the above-mentioned parts to run in the opposite direction, so that the positioning block 408 fits with the positioning groove 503 to fix the roller body 501.

[0033] The above-described embodiments only express a certain implementation method of the utility model, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the patent of the utility model shall be based on the attached claims.

Claims

1. A roller structure that is easy to adjust and lower, characterized in that: include A mounting bar (1), wherein the outer walls of both sides of the mounting bar (1) are provided with adjustment holes (2), the outer wall of the mounting bar (1) is provided with an adjustment structure (3), the inner wall of the adjustment structure (3) is slidably connected with a connection structure (4), and one end of the connection structure (4) is provided with a roller structure (5); The regulating structure (3) comprises an air chamber (301), wherein the air chamber (301) is arranged on the outer wall of the mounting strip (1), a threaded hole (302) is provided at one end of the air chamber (301), a threaded rod (303) is connected to the inner thread of the threaded hole (302), and an air filling groove (304) is provided in the middle of the threaded rod (303).

2. A roller structure that is easy to lift and adjust according to claim 1, characterized in that: The connection structure (4) comprises a mounting tube (401), wherein the mounting tube (401) is slidably connected to the inner wall of the gas bin (301), a sliding hole (402) is provided on the outer wall of one end of the mounting tube (401), a rotating screw (403) is connected to the inner thread of the mounting tube (401), a rotating wheel (404) is provided at one end of the rotating screw (403), and a protruding block (405) is provided on the outer wall of the rotating wheel (404).

3. A roller structure that is easy to lift and adjust according to claim 2, characterized in that: An expansion rod (406) is slidably connected to the inner wall of the sliding hole (402), one end of the expansion rod (406) is slidably connected to the rotating wheel (404) and the protruding block (405), the other end of the expansion rod (406) is provided with a fitting strip (407), and the outer wall of the fitting strip (407) is provided with a positioning block (408).

4. The roller structure that is easy to lift and adjust according to claim 1 is characterized in that: The roller structure (5) comprises a roller body (501), both ends of the roller body (501) are provided with mounting grooves (502), and the inner side of the mounting groove (502) is provided with a positioning groove (503).

5. A roller structure that is easy to adjust when lifting according to claim 4, characterized in that: The number of the positioning grooves (503) is set to be multiple, and the multiple positioning grooves (503) are arranged in a circular array on the inner wall of the installation groove (502).

6. The roller structure that is easy to adjust for lifting and lowering according to claim 3 is characterized in that: The number of the fitting strips (407) is set to be multiple, and the multiple fitting strips (407) are arranged in a circular array on the outer wall of the sliding hole (402), and the positioning blocks (408) on the outer wall of the fitting strips (407) are engaged and connected with the positioning grooves (503).

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