Efficient mandrel tensioning device

Abstract

The utility model discloses an efficient mandrel tensioning device and relates to building material equipment. Comprising a pair of conduction flanges which are fixedly arranged on the inner side wall of an inner film up and down; the vibrator is vertically and fixedly arranged on the frame through a bracket; the tensioning mechanisms are arranged between the vibrator and the conduction flange up and down; the tensioning mechanism comprises a fixed tensioning disc with an inverted-T-shaped cross section, and the fixed tensioning disc is detachably and fixedly arranged on the vibrator; the inner side of the adjusting tensioning disc is provided with a first inclined face, the outer side of the adjusting tensioning disc is in an arc shape, and the adjusting tensioning disc is used for being attached to the inner ring wall of the conduction flange. The outer side of the fixed tensioning disc is provided with a second inclined face matched with the first inclined face, and the adjusting tensioning disc is locked through a connecting piece on the adjusting tensioning disc so that the adjusting tensioning disc can move in the direction of the conduction flange. The utility model not only is convenient to adjust, but also reduces the operation space required by the inner membrane and meets the use of the small-caliber inner membrane.

Description

Technical Field

[0001] The utility model relates to building material equipment, in particular to a high-efficiency core mold tensioning device. Background Art

[0002] In the concrete product molding process, in order to improve the density of the product and avoid the inclusion of air gaps and holes, a vibrator attached to the inner mold cylinder of the core mold is used to induce the vibration of the entire cylinder during the molding process for excitation treatment.

[0003] At present, we have found that with the market demand, with the reduction of customers' investment in their own equipment costs, and the expansion of equipment specifications, small-caliber (φ800-φ1350) molds also require vibration production on the original medium and large-caliber main machine. Due to the space limitation in the middle of the small-caliber inner film, the production method of tightening the vibrator with a large-caliber inner mold cannot meet the installation of small-caliber molds. Utility Model Content

[0004] In view of the above problems, the utility model provides a high-efficiency core mold tightening device which has a delicate structure, low cost and can meet the tightening requirements of a small-caliber mold vibrator.

[0005] The technical solution of the utility model is:

[0006] High-efficiency core mold tensioning device, including:

[0007] A pair of conducting flanges are provided, fixedly arranged on the inner side wall of the inner membrane from top to bottom;

[0008] The vibrator is vertically fixed on the frame through a bracket;

[0009] A pair of tensioning mechanisms are provided, which are arranged between the vibrator and the conducting flange in an upper and lower position; the tensioning mechanism comprises:

[0010] The fixed tensioning plate has a L-shaped cross section and can be detachably fixed on the vibrator;

[0011] An adjustable tensioning plate has an inner side provided with a slope 1 and an outer side in an arc shape, which is used to fit with the inner ring wall of the conductive flange; an outer side of the fixed tensioning plate is provided with a slope 2 adapted to the slope 1, and the adjustable tensioning plate is moved toward the conductive flange by locking the connecting piece on the adjustable tensioning plate; a pair of the adjustable tensioning plates are an upper adjustable tensioning plate and a lower adjustable tensioning plate, and the upper adjustable tensioning plate and the lower adjustable tensioning plate are distributed on opposite sides of the vibrator.

[0012] Specifically, the conductive flange includes:

[0013] An annular plate, the outer annular side of which is fixedly connected to the inner membrane;

[0014] The annular sleeve is fixedly connected to the inner ring side of the annular plate.

[0015] Specifically, the annular plate is provided with a plurality of evenly distributed lightening holes.

[0016] Specifically, a plurality of bottom plates adapted to the brackets are provided on the top of the frame, and the brackets are detachably fixed on the bottom plates.

[0017] Specifically, the vibrator is provided with a plurality of detachably fixedly connected conducting plates;

[0018] The outer side of the conducting plate is in contact with the inner side wall of the conducting flange.

[0019] Specifically, the upper adjusting tensioning disk is provided with a pair, which are symmetrically arranged on the upper and lower sides of the fixed tensioning disk.

[0020] Specifically, a telescopic cavity is provided on the upper adjusting tensioning disk; an auxiliary support extending toward the fixed tensioning disk through spring compression is provided in the telescopic cavity.

[0021] Specifically, the cross section of the auxiliary support is a T-shaped structure.

[0022] The utility model comprises a conducting flange, a vibrator and a pair of tensioning mechanisms; the tensioning mechanism comprises a fixed tensioning disk and an adjustable tensioning disk; the conducting flange is used to fit with the adjustable tensioning disk of the tensioning mechanism on the vibrator; an inclined plane 1 is provided on the inner side of the adjustable tensioning disk, and an inclined plane 2 matched with the inclined plane 1 is provided on the outer side of the fixed tensioning disk, and the adjustable tensioning disk is moved toward the conducting flange until it fits by tightening the connecting piece on the adjusting tensioning disk; the upper adjustable tensioning disk is located on the right side of the vibrator; the lower adjustable tensioning disk is located on the upper adjustable tensioning disk and on the left side of the vibrator; the adjusting bolt on the upper adjustable tensioning disk is staggered with the adjusting bolt on the lower adjustable tensioning disk, which is not only convenient for adjustment, but also reduces the operating space required for the inner membrane, so as to meet the use of small-diameter inner membranes. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a structural schematic diagram of the utility model.

[0024] Figure 2 This is a schematic diagram of the lightening hole setting structure.

[0025] Figure 3 It is a structural diagram of the fixed tensioning disk and the adjustable tensioning disk in state one.

[0026] Figure 4 It is a structural diagram of the fixed tensioning plate and the adjustable tensioning plate in state 2.

[0027] Figure 5 This is a schematic diagram of the auxiliary support setting structure.

[0028] Figure 6 This is a schematic diagram of the structure of the adjusting tension plate.

[0029] Figure 7 It is a schematic diagram of the structure of the conduction disk.

[0030] In the figure, 1 is the inner membrane, 2 is the upper conductive flange, 3 is the lower conductive flange, 4 is the upper adjustable tensioning disk, 41 is the auxiliary support, 5 is the lower adjustable tensioning disk, 6 is the vibrator, 7 is the bracket, 8 is the bottom plate, 9 is the frame, 10 is the lightening hole, 11 is the conductive disk, and 13 is the fixed tensioning disk. DETAILED DESCRIPTION

[0031] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0032] In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "vertical", "horizontal", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" 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.

[0034] The utility model is described below with reference to Figures 1-7;

[0035] High-efficiency core mold tensioning device, including:

[0036] The conducting flange includes an upper conducting flange 2 and a lower conducting flange 3, which are fixedly arranged on the inner wall of the inner membrane 1 and are used to fit with the adjusting tensioning disk of the tensioning mechanism of the vibrator 6;

[0037] The vibrator 6 is vertically fixed on the frame 9 through the bracket 7; the top of the frame 9 is provided with a plurality of bottom plates 8 adapted to the bracket 7, and the bracket 7 is detachably fixed on the bottom plate 8.

[0038] A pair of tensioning mechanisms are provided, which are arranged upper and lower between the vibrator 6 and the conducting flange;

[0039] The tensioning mechanism comprises:

[0040] The fixed tensioning plate 13 has a L-shaped cross section and is detachably fixed on the vibrator 6;

[0041] The adjusting tensioning disk has an inner side provided with a slope 1 and an outer side in an arc shape, which is used to fit with the inner ring wall of the conducting flange; the outer side of the fixed tensioning disk 13 is provided with a slope 2 adapted to the slope 1, and the adjusting tensioning disk is moved toward the conducting flange until it fits by locking the connecting piece on the adjusting tensioning disk, referring to Figure 3-4 The pair of adjusting tensioning plates are respectively an upper adjusting tensioning plate 4 and a lower adjusting tensioning plate 5, the upper adjusting tensioning plate 4 and the lower adjusting tensioning plate 5 are distributed on opposite sides of the vibrator 6, that is, Figure 1 As shown, the left and right sides of the vibrator 6. Figure 1 As shown, the upper adjusting tensioning plate 4 is located on the right side of the vibrator 6; the lower adjusting tensioning plate 5 is located on the left side of the upper adjusting tensioning plate 4 and the vibrator 6; the adjusting bolt on the upper adjusting tensioning plate 4 is staggered with the adjusting bolt on the lower adjusting tensioning plate 5, which is not only convenient for adjustment, but also reduces the operating space required for the inner membrane, thereby meeting the use of small-diameter inner membranes.

[0042] Reference Figure 3 As shown, the hole diameter of the fixed tensioning disk 13 for installing the connecting piece is larger than the hole diameter corresponding to the adjusting tensioning disk, so as to facilitate the adjusting tensioning disk to move outward.

[0043] Further qualification of the conduction flange:

[0044] The conductive flange comprises:

[0045] The outer ring side of the annular plate is fixedly connected to the inner membrane 1; the annular plate is provided with a plurality of evenly distributed lightening holes.

[0046] The annular sleeve is fixedly connected to the inner ring side of the annular plate.

[0047] Further improve vibration efficiency:

[0048] The vibrator 6 is provided with a plurality of detachably fixedly connected conducting plates 11;

[0049] The outer side of the conducting plate 11 is in contact with the inner side wall of the conducting flange.

[0050] Further optimize the upward adjustment of the tightening plate:

[0051] The upper adjusting tensioning discs 4 are provided in a pair, symmetrically arranged on the upper and lower sides of the fixed tensioning disc 13. In this case, the lower adjusting tensioning discs 5 are also provided in a pair.

[0052] The upper adjusting tensioning disk 4 is provided with a telescopic cavity; an auxiliary support 41 is provided in the telescopic cavity and extends toward the fixed tensioning disk 13 by being squeezed by a spring.

[0053] The auxiliary supports 41 have a T-shaped cross section. The extension of the auxiliary supports 41 improves the convenience of installing the upper adjustment tensioning plate 4. When the adjustment connector is locked, the auxiliary supports 41 overcome the top spring and move upward, further improving the reliability of the adjustment connector after installation.

[0054] Regarding the contents disclosed in this case, there are a few points that need to be explained:

[0055] (1) The drawings of the embodiments disclosed in this case only involve the structures involved in the embodiments disclosed in this case. Other structures can refer to the general design;

[0056] (2) In the absence of conflict, the embodiments and features of the embodiments disclosed in this case may be combined with each other to obtain new embodiments;

[0057] The above are only specific implementation methods disclosed in this case, but the protection scope of the present disclosure is not limited thereto. The protection scope disclosed in this case should be based on the protection scope of the claims.

Claims

1. High-efficiency core mold tensioning device, characterized in that: include: A pair of conducting flanges are provided, fixedly arranged on the inner wall of the inner membrane (1) from top to bottom; The vibrator (6) is vertically fixed on the frame (9) via a bracket (7); A pair of tensioning mechanisms are provided, which are arranged vertically between the vibrator (6) and the conducting flange; the tensioning mechanism comprises: A fixed tensioning plate (13) having a L-shaped cross section and being detachably fixedly disposed on the vibrator (6); The adjusting tensioning plate has an inner side provided with a first inclined surface and an outer side in an arc shape, and is used to fit with the inner ring wall of the conductive flange; the outer side of the fixed tensioning plate (13) is provided with a second inclined surface adapted to the first inclined surface, and the adjusting tensioning plate is moved toward the conductive flange by locking the connecting piece on the adjusting tensioning plate; the pair of adjusting tensioning plates are an upper adjusting tensioning plate (4) and a lower adjusting tensioning plate (5), and the upper adjusting tensioning plate (4) and the lower adjusting tensioning plate (5) are distributed on opposite sides of the vibrator (6).

2. The high-efficiency core mold tensioning device according to claim 1 is characterized in that: The conductive flange comprises: An annular plate, the outer annular side of which is fixedly connected to the inner membrane (1); The annular sleeve is fixedly connected to the inner ring side of the annular plate.

3. The high-efficiency core mold tensioning device according to claim 2 is characterized in that: The annular plate is provided with lightening holes.

4. The high-efficiency core mold tensioning device according to claim 1 is characterized in that: A plurality of bottom plates (8) adapted to the brackets (7) are provided on the top of the frame (9); the brackets (7) are detachably fixedly arranged on the bottom plates (8).

5. The high-efficiency core mold tensioning device according to claim 1 is characterized in that: The vibrator (6) is provided with a plurality of detachably fixedly connected conducting plates (11); The outer side of the conducting plate (11) is in contact with the inner side wall of the conducting flange.

6. The high-efficiency core mold tensioning device according to claim 1, characterized in that: The upper adjusting tensioning discs (4) are provided in pair and are symmetrically arranged on the upper and lower sides of the fixed tensioning disc (13).

7. The high-efficiency core mold tensioning device according to claim 1 is characterized in that: The upper adjustable tensioning disk (4) is provided with a telescopic cavity; the telescopic cavity is provided with an auxiliary support (41) which is extended toward the fixed tensioning disk (13) by spring compression.

8. The high-efficiency core mold tensioning device according to claim 7, characterized in that: The cross section of the auxiliary support (41) is a T-shaped structure.

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