Clamping assembly for tube plate production

Abstract

The utility model relates to the technical field of tube plate production, and provides a clamping assembly for tube plate production, which comprises a base and a built-in cavity, the built-in cavity is arranged in the base, a clamping structure is arranged in the built-in cavity, adjusting structures are arranged on both sides above the clamping structure, and the adjusting structures are arranged in the built-in cavity. The adjusting structure comprises fixing plates, a threaded column, a clamping plate, a handle and a guide rod, and the fixing plates are arranged on the two sides of the upper portion of the clamping structure. By arranging the adjusting structure and rotating the handle, the handle drives the threaded column to rotate in the fixing plate, the threaded column drives the clamping plate to move, the clamping plate drives the guide rod to slide in the fixing plate, and under the action of the guide rod, the stability of the clamping plate during movement is enhanced; and the moved clamping plates drive rubber pads to clamp the two sides of the tube plate, the function that the device facilitates fine adjustment and clamping is achieved, and therefore the applicability of the clamping assembly for tube plate production in the using process is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tube sheet production, in particular to a clamping assembly for tube sheet production. Background Art

[0002] Tube sheet is a kind of fitting, usually made of round steel plate with holes slightly larger than the outer diameter of the tube. Tube sheet is mainly used in heat exchangers to fix the tube and seal the medium. The tube is inserted into the hole and fixed by welding. During welding, the tube sheet needs to be clamped and fixed, so a clamping assembly for tube sheet production is used.

[0003] The existing clamping assembly for tube sheet production is inconvenient to perform fine adjustment during clamping, which makes it less applicable during use. Utility Model Content

[0004] The utility model aims to provide a clamping assembly for tube sheet production, so as to solve the defect that the clamping of the existing clamping assembly for tube sheet production is inconvenient for fine adjustment.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a clamping assembly for tube sheet production, comprising a base and a built-in cavity;

[0006] The base is provided with a built-in cavity inside, and a clamping structure is provided inside the built-in cavity;

[0007] Adjustment structures are provided on both sides above the clamping structure, and the adjustment structure includes a fixing plate, a threaded column, a clamping plate, a handle and a guide rod, and the fixing plates are provided on both sides above the clamping structure;

[0008] A protective structure is arranged on one side of the adjusting structure.

[0009] When the device is used, the adjustment structure is provided to realize the function of fine-tuning the clamping of the device, thereby improving the applicability of the clamping assembly for tube sheet production when in use; the clamping structure is provided to realize the function of facilitating clamping of the device, thereby improving the convenience of the clamping assembly for tube sheet production when in use; and the protective structure is provided to improve the comfort of the clamping assembly for tube sheet production when in use.

[0010] Preferably, the clamping structure includes a driving motor, a movable seat, a fixed rod and a threaded rod, the threaded rod is arranged inside the built-in cavity, the outer sides of both ends of the threaded rod are threadedly connected to the movable seat, a fixed rod passes through one side of the movable seat, and a driving motor is installed on the outer wall of the base at one end of the threaded rod.

[0011] Preferably, one end of the threaded rod extends to the outside of the base and is fixedly connected to the output end of the drive motor, and the thread directions of the two ends of the threaded rod are designed to be reversed. When the drive motor is started, the drive motor drives the threaded rod to rotate inside the built-in cavity, and the threaded rod drives the moving seats at both ends to move in the opposite direction because the thread directions of the two ends of the threaded rod are designed to be reversed.

[0012] Preferably, the fixed rod and the movable seat form a sliding structure, both ends of the fixed rod are fixedly connected to the inner wall of the base, and the top end of the movable seat extends to the outside of the base and is fixedly connected to the bottom end of the fixed plate. The movable seat moves outside the fixed rod, and under the action of the fixed rod, the movable seat is prevented from rotating with the threaded rod, and the movable seat after moving drives the adjustment structure to clamp the tube sheet.

[0013] Preferably, a threaded column is passed through the top of the fixing plate, one end of the threaded column is rotatably connected to a clamping plate, the other end of the threaded column is fixed with a handle, and guide rods are passed through both sides of the threaded column inside the fixing plate. When the handle is turned, the handle drives the threaded column to rotate inside the fixing plate, the threaded column drives the clamping plate to move, and the clamping plate drives the guide rod to slide inside the fixing plate.

[0014] Preferably, the threaded column and the fixing plate are designed to be threadedly connected, the guide rod and the fixing plate form a sliding structure, and one end of the guide rod is fixedly connected to one side of the clamping plate. Under the action of the guide rod, the stability of the clamping plate during movement is enhanced, and the clamping plate after movement drives the rubber pad to clamp the two sides of the tube plate.

[0015] Preferably, the protective structure includes a rubber pad, a snap-in groove, a snap-in block and a reserved groove, the rubber pad is arranged on one side of the clamping plate, a snap-in groove is opened at the corner position of one side of the rubber pad inside the clamping plate, a snap-in groove is arranged inside the snap-in block, and a reserved groove is arranged inside the snap-in block.

[0016] Preferably, the clamping block and the clamping plate form a clamping structure through a clamping groove, and one end of the clamping block extends to the outside of the clamping plate and is fixedly connected to one side of the rubber pad. The rubber pad is moved to one side of the clamping plate so that one end of the clamping block contacts one end of the clamping groove, and the rubber pad is pushed. Under the action of the reserved groove, the rubber pad drives the clamping block to move to the inside of the clamping groove, so that the rubber pad and the clamping plate are clamped and fixed to each other.

[0017] Preferably, the length of the rubber pad is greater than the length of the clamping plate, and the clamping blocks are distributed at equal intervals on one side of the rubber pad. Under the action of the rubber pad, the contact area between the clamping plate and the tube plate is increased, and the length of the rubber pad is greater than the length of the clamping plate, and the two ends of the rubber pad are pulled to separate the rubber pad from the clamping plate, so that the rubber pad can be easily replaced.

[0018] The utility model provides a clamping assembly for tube sheet production, which has the advantages of:

[0019] By providing an adjustment structure, the handle is turned, the handle drives the threaded column to rotate inside the fixed plate, the threaded column drives the clamping plate to move, the clamping plate drives the guide rod to slide inside the fixed plate, under the action of the guide rod, the stability of the clamping plate when moving is enhanced, and the clamping plate after moving drives the rubber pad to clamp the two sides of the tube sheet, realizing the function of facilitating fine-tuning clamping of the device, thereby improving the applicability of the clamping assembly for tube sheet production when in use;

[0020] By providing a clamping structure, starting a driving motor, the driving motor drives the threaded rod to rotate inside the built-in cavity, and the thread directions at both ends of the threaded rod are designed in reverse, so that the threaded rod drives the moving seats at both ends to move in reverse, and the moving seat moves outside the fixed rod. Under the action of the fixed rod, the moving seat is prevented from rotating with the threaded rod. The moving seat drives the adjusting structure to clamp the tube sheet after moving, realizing the function of facilitating clamping of the device, thereby improving the convenience of the clamping assembly for tube sheet production when in use;

[0021] By providing a protective structure, the rubber pad is moved to one side of the clamping plate, so that one end of the clamping block contacts one end of the clamping groove, and the rubber pad is pushed. Under the action of the reserved groove, the rubber pad drives the clamping block to move to the inside of the clamping groove, so that the rubber pad and the clamping plate are clamped and fixed to each other. Under the action of the rubber pad, the contact area between the clamping plate and the tube sheet is increased. By making the length of the rubber pad greater than the length of the clamping plate, the two ends of the rubber pad are pulled to separate the rubber pad and the clamping plate, so that the rubber pad is easily replaced, thereby improving the comfort of the clamping assembly for tube sheet production when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0023] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0024] Figure 3 For the utility model Figure 2 The enlarged structural diagram at A in the middle;

[0025] Figure 4 It is a schematic diagram of the three-dimensional structure of the clamping structure section of the utility model;

[0026] Figure 5 It is a schematic diagram of the three-dimensional structure of the cross section of the regulating structure of the utility model;

[0027] Figure 6 It is a side cross-sectional structural schematic diagram of the utility model.

[0028] Explanation of the reference numerals in the figure: 1. base; 2. built-in cavity; 3. clamping structure; 301. drive motor; 302. movable seat; 303. fixed rod; 304. threaded rod; 4. adjustment structure; 401. fixed plate; 402. threaded column; 403. clamping plate; 404. handle; 405. guide rod; 5. protection structure; 501. rubber pad; 502. snap-in groove; 503. snap-in block; 504. reserved groove. DETAILED DESCRIPTION

[0029] 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 technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-Figure 6 The utility model provides a clamping assembly for tube sheet production, including a base 1 and a built-in cavity 2, the base 1 is provided with a built-in cavity 2, the built-in cavity 2 is provided with a clamping structure 3, the clamping structure 3 includes a driving motor 301, a moving seat 302, a fixed rod 303 and a threaded rod 304, the threaded rod 304 is arranged in the built-in cavity 2, the outer sides of both ends of the threaded rod 304 are threadedly connected with the moving seat 302, one side of the inside of the moving seat 302 is penetrated by the fixed rod 303, the driving motor 301 is installed on the outer wall of the base 1 at one end of the threaded rod 304, one end of the threaded rod 304 extends to the outside of the base 1 and is fixedly connected to the output end of the driving motor 301, the thread directions of the two ends of the threaded rod 304 are designed in reverse, the fixed rod 303 and the moving seat 302 constitute a sliding structure, the two ends of the fixed rod 303 are fixedly connected to the inner wall of the base 1, the top of the moving seat 302 extends to the outside of the base 1 and is fixedly connected to the bottom end of the fixed plate 401.

[0031] Reference Figure 1 and Figure 4 As shown, the drive motor 301 is started, and the drive motor 301 drives the threaded rod 304 to rotate inside the built-in cavity 2. The thread directions at both ends of the threaded rod 304 are designed in reverse, and the threaded rod 304 drives the movable seats 302 at both ends thereof to move in reverse. The movable seat 302 moves on the outside of the fixed rod 303. Under the action of the fixed rod 303, the movable seat 302 is prevented from rotating with the threaded rod 304. After moving, the movable seat 302 drives the adjustment structure 4 to clamp the tube sheet.

[0032] Adjustment structures 4 are provided on both sides above the clamping structure 3, and the adjustment structure 4 includes a fixed plate 401, a threaded column 402, a clamping plate 403, a handle 404 and a guide rod 405. The fixed plate 401 is provided on both sides above the clamping structure 3, and the top of the fixed plate 401 is penetrated by a threaded column 402, one end of the threaded column 402 is rotatably connected to the clamping plate 403, and the other end of the threaded column 402 is fixed with a handle 404, and guide rods 405 are penetrated on both sides of the threaded column 402 inside the fixed plate 401, the threaded column 402 and the fixed plate 401 are designed to be threadedly connected, the guide rod 405 and the fixed plate 401 constitute a sliding structure, and one end of the guide rod 405 is fixedly connected to one side of the clamping plate 403.

[0033] Reference Figure 2 and Figure 5 As shown, the handle 404 is rotated, and the handle 404 drives the threaded column 402 to rotate inside the fixed plate 401, and the threaded column 402 drives the clamping plate 403 to move, and the clamping plate 403 drives the guide rod 405 to slide inside the fixed plate 401. Under the action of the guide rod 405, the stability of the clamping plate 403 during movement is enhanced. After the movement, the clamping plate 403 drives the rubber pad 501 to clamp the two sides of the tube plate.

[0034] A protective structure 5 is provided on one side of the adjustment structure 4, and the protective structure 5 includes a rubber pad 501, a clamping groove 502, a clamping block 503 and a reserved groove 504. The rubber pad 501 is provided on one side of the clamping plate 403, and the clamping plate 403 is provided with a clamping groove 502 at the corner position on one side of the rubber pad 501, and the clamping groove 502 is provided with a clamping block 503 inside. The clamping block 503 is provided with a reserved groove 504 inside. The clamping block 503 and the clamping plate 403 form a clamping structure through the clamping groove 502, and one end of the clamping block 503 extends to the outside of the clamping plate 403 and is fixedly connected to one side of the rubber pad 501. The length of the rubber pad 501 is greater than the length of the clamping plate 403, and the clamping blocks 503 are evenly spaced on one side of the rubber pad 501.

[0035] Reference Figure 2 and Figure 3 As shown, the rubber pad 501 is moved to one side of the clamping plate 403, so that one end of the clamping block 503 conflicts with one end of the clamping groove 502, and the rubber pad 501 is pushed. Under the action of the reserved groove 504, the rubber pad 501 drives the clamping block 503 to move to the inside of the clamping groove 502, so that the rubber pad 501 and the clamping plate 403 are clamped and fixed to each other. Under the action of the rubber pad 501, the contact area between the clamping plate 403 and the tube sheet is increased. Because the length of the rubber pad 501 is greater than the length of the clamping plate 403, the two ends of the rubber pad 501 are pulled to separate the rubber pad 501 and the clamping plate 403, so that the rubber pad 501 is easily replaced.

[0036] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A clamping assembly for tube sheet production, comprising a base (1) and an internal cavity (2); Features: The base (1) is provided with a built-in cavity (2) inside, and the built-in cavity (2) is provided with a clamping structure (3) inside; Adjustment structures (4) are arranged on both sides above the clamping structure (3), and the adjustment structure (4) comprises a fixing plate (401), a threaded column (402), a clamping plate (403), a handle (404) and a guide rod (405), and the fixing plate (401) is arranged on both sides above the clamping structure (3); A protective structure (5) is provided on one side of the adjustment structure (4).

2. A clamping assembly for tube sheet production according to claim 1, characterized in that: The clamping structure (3) comprises a driving motor (301), a movable seat (302), a fixed rod (303) and a threaded rod (304); the threaded rod (304) is arranged inside the built-in cavity (2); the outer sides of both ends of the threaded rod (304) are threadedly connected to the movable seat (302); the fixed rod (303) penetrates one side of the interior of the movable seat (302); and the driving motor (301) is installed on the outer wall of the base (1) at one end of the threaded rod (304).

3. A clamping assembly for tube sheet production according to claim 2, characterized in that: One end of the threaded rod (304) extends to the outside of the base (1) and is fixedly connected to the output end of the drive motor (301), and the thread directions of the two ends of the threaded rod (304) are designed to be reversed.

4. A clamping assembly for tube sheet production according to claim 2, characterized in that: The fixed rod (303) and the movable seat (302) form a sliding structure, both ends of the fixed rod (303) are fixedly connected to the inner wall of the base (1), and the top end of the movable seat (302) extends to the outside of the base (1) and is fixedly connected to the bottom end of the fixed plate (401).

5. The clamping assembly for tube sheet production according to claim 1, characterized in that: The top of the fixing plate (401) is penetrated by a threaded column (402), one end of the threaded column (402) is rotatably connected to a clamping plate (403), the other end of the threaded column (402) is fixed with a handle (404), and both sides of the threaded column (402) inside the fixing plate (401) are penetrated by guide rods (405).

6. A clamping assembly for tube sheet production according to claim 5, characterized in that: The threaded column (402) and the fixing plate (401) are designed to be threadedly connected, the guide rod (405) and the fixing plate (401) form a sliding structure, and one end of the guide rod (405) is fixedly connected to one side of the clamping plate (403).

7. A clamping assembly for tube sheet production according to claim 6, characterized in that: The protective structure (5) comprises a rubber pad (501), a clamping groove (502), a clamping block (503) and a reserved groove (504); the rubber pad (501) is arranged on one side of the clamping plate (403); a clamping groove (502) is provided at a corner position on one side of the rubber pad (501) inside the clamping plate (403); a clamping block (503) is provided inside the clamping groove (502); and a reserved groove (504) is provided inside the clamping block (503).

8. A clamping assembly for tube sheet production according to claim 7, characterized in that: The clamping block (503) and the clamping plate (403) form a clamping structure through the clamping groove (502), and one end of the clamping block (503) extends to the outside of the clamping plate (403) and is fixedly connected to one side of the rubber pad (501).

9. A clamping assembly for tube sheet production according to claim 7, characterized in that: The length of the rubber pad (501) is greater than the length of the clamping plate (403), and the clamping blocks (503) are distributed at equal intervals on one side of the rubber pad (501).

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