Pressure screen cylinder drilling tool and use method thereof

Abstract

The invention discloses a pressure screen cylinder drilling tool and a use method thereof, comprising an upper positioning plate, a vertical rod, a middle supporting rod, a middle positioning plate and a lower positioning plate; the use method is S1, assembling the processing tool; S2, vertically placing the pressure screen cylinder to be drilled on the processing tool; S3, placing a drilling mold; S4, drilling; the upper positioning plate, the middle supporting rod, the lower positioning plate and the middle positioning plate are stopped and positioned against the inner wall of the pressure screen cylinder, and are penetrated by the vertical rod, so that the center lines of the upper positioning plate and the lower positioning plate are in the same vertical plane, and the lower positioning plate is inserted into the inner wall positioning groove of the pressure screen cylinder to play a positioning role, so that the center line of the upper positioning plate, the center line of the middle supporting rod, the center line of the lower positioning plate and the center line of the inner wall positioning groove of the pressure screen cylinder are in the same vertical plane, and the drilling mold matched therewith has a center indicator line, and its center indicator line is aligned with the center line of the upper positioning plate, and then a drilling tool is used to drill holes, the positioning accuracy is high, the operation is convenient, the efficiency is high, the positioning drilling can be carried out in batches, and the applicability is strong.

Description

Technical Field

[0001] The invention belongs to the technical field of pressure screen processing, and in particular relates to a pressure screen cylinder drilling tool and a use method thereof. Background Art

[0002] When drilling holes in the pressure screen cylinder, there is an angle requirement between the hole on the top surface of the pressure screen cylinder and the slot or hole on the bottom surface of the pressure screen cylinder, and the angle dimension is the installation positioning dimension of the pressure screen cylinder. If the angle dimension is wrong, the circumferential position relationship between the hole on the upper plane and the slot or hole on the lower bottom surface is incorrect, and the pressure screen cylinder will not be able to be installed with adjacent components. Generally, when drilling holes on the top surface of the pressure screen cylinder, due to the special position of the positioning slot or hole, when manually marking and drilling holes on the lower plane of the pressure screen cylinder, the position of the positioning slot and the position of the hole are not at the same height and plane, so two people are required to complete the marking, and then drilling, and the accuracy is difficult to guarantee. There are large human factors that lead to large errors. The marking accuracy is also difficult to guarantee, which is labor-intensive and time-consuming, so a new process equipment is urgently needed to change this situation. Summary of the invention

[0003] In view of the deficiencies described in the above-mentioned prior art, the present invention provides a pressure screen cylinder drilling tool and a use method thereof.

[0004] The technical solution adopted by the present invention is:

[0005] A pressure screen cylinder drilling tool comprises an upper positioning plate, a vertical pole, a middle support pole and a lower positioning plate; the upper positioning plate is mounted on the upper part of the vertical pole, the lower positioning plate is mounted on the lower part of the vertical pole, the middle support pole is mounted on the vertical pole and is located between the upper positioning plate and the lower positioning plate; the upper positioning plate, the lower positioning plate and the middle support pole are parallel to each other and the upper positioning plate and the lower positioning plate are located on the same side of the vertical pole, and the middle support pole is located on the other side of the vertical pole; the lower positioning plate is inserted into the positioning groove or positioning hole on the inner wall of the pressure screen cylinder, and the free end of the middle support pole is in abutment contact with the inner wall of the pressure screen cylinder; the free end of the upper positioning plate is in abutment contact with the inner wall of the pressure screen cylinder, and a center indicating tip is provided at the free end of the upper plate, and the center indicating tip is higher than the upper top surface of the pressure screen cylinder. The upper positioning plate, the middle support rod and the lower positioning plate are penetrated by the vertical rod, which makes the center lines of the upper positioning plate and the lower positioning plate in the same vertical plane, and the ends of the upper positioning plate and the middle support rod are in contact with the inner wall of the pressure screen cylinder, ensuring the vertical state of the vertical rod, and the lower positioning plate is inserted into the positioning groove or positioning hole on the inner wall of the pressure screen cylinder to play a positioning role, which makes the center line of the upper positioning plate, the center line of the middle support rod, the center line of the lower positioning plate and the center line of the positioning groove or positioning hole on the inner wall of the pressure screen cylinder in the same vertical plane.

[0006] As a preferred solution of the present invention, the middle support rod is adjustably mounted on the vertical pole. Specifically, a threaded hole is provided at the fixed end of the middle support rod, and an adjustment mounting hole is provided on the vertical pole. The adjusting bolt passes through the adjusting mounting hole and is threadedly connected with the threaded hole. The distance between the middle support rod and the inner wall of the pressure screen cylinder can be changed by changing the screwing length of the adjusting bolt and the threaded hole, thereby ensuring that the middle support rod is in close contact with the inner wall of the pressure screen cylinder.

[0007] As a preferred solution of the present invention, the fixed end of the upper positioning plate is provided with a mounting hole I and a positioning mounting plate, the positioning mounting plate is vertically mounted on the upper positioning plate, the upper positioning plate is mounted on the vertical pole through the mounting hole I, and the positioning bolt passes through the threaded hole on the positioning mounting plate to lock the upper positioning plate on the vertical pole; the free end of the upper positioning plate is an arc-shaped structure, and the arc-shaped structure contacts the inner wall of the pressure screen cylinder; the center indicating tip and the end face of the arc-shaped structure form a limiting groove, preferably, the cross-section of the center indicating tip is a triangle, and the end point of the triangle is the center of the drill hole.

[0008] As a preferred solution of the present invention, the fixed end of the lower positioning plate is provided with a mounting hole II, the lower positioning plate is installed on the vertical rod through the mounting hole II, and the free end of the lower positioning plate is provided with an insertion protrusion, which is inserted into the positioning groove of the inner wall of the pressure screen cylinder.

[0009] As a preferred solution of the present invention, intermediate positioning plates are symmetrically arranged on the vertical poles between the upper positioning plate and the middle support pole and the vertical poles between the lower positioning plate and the middle support pole, the intermediate positioning plates are perpendicular to the upper positioning plates, and the ends of the intermediate positioning plates are in contact with the inner wall of the pressure screen cylinder. The intermediate positioning plates are arranged to better stably connect with the pressure screen cylinder to prevent the pressure screen cylinder from tilting during processing.

[0010] As a preferred solution of the present invention, the intermediate positioning plate is provided with a mounting hole III and a locking hole, the mounting hole III and the locking hole are perpendicular, the intermediate positioning plate is installed on the vertical pole through the mounting hole III, the locking bolt is threadedly connected with the locking hole and locks the intermediate positioning plate on the vertical pole; and an inclined stop portion is provided at the end of the intermediate positioning plate.

[0011] The present invention also provides a method for using a pressure screen cylinder drilling tool, the steps of which are:

[0012] S1, assembly and processing tooling;

[0013] Install the upper positioning plate, middle positioning plate, middle support rod and lower positioning plate on the vertical pole, and make them parallel, with the upper positioning plate and the lower positioning plate located on the same side of the vertical pole, the middle support rod located on the other side of the vertical pole, and the upper positioning plate and the middle positioning plate perpendicular to each other; and set center lines on the upper positioning plate, middle positioning plate, middle support rod and lower positioning plate.

[0014] S2, vertically place the pressure screen cylinder to be drilled on the processing tooling.

[0015] Adjust the position of the middle support rod so that the free end of the middle support rod contacts the inner wall of the pressure screen cylinder; the insertion protrusion of the lower positioning plate is inserted into the positioning groove or positioning hole on the inner wall of the pressure screen cylinder, the arc structure of the upper positioning plate contacts the inner wall of the pressure screen cylinder, and the center indicating tip of the upper positioning plate is located outside the upper top surface of the pressure screen cylinder.

[0016] S3, place the drilling mold.

[0017] The drilling mold is placed on the outer wall of the top surface of the pressure screen cylinder and is located under the center indicator tip of the upper positioning plate, and the drilled hole on the drilling mold is provided with a center indicator line, and the center line on the center indicator tip coincides with the center indicator line of the drilling mold.

[0018] S4, drilling;

[0019] Use a drilling tool to drill holes on the top surface of the pressure screen cylinder according to the drilling mold.

[0020] The present invention uses an upper positioning plate, a middle support rod, a lower positioning plate, and a middle positioning plate to contact the inner wall of the pressure screen cylinder to position the pressure screen cylinder, and the upper positioning plate, the middle support rod, the lower positioning plate, and the middle positioning plate are all penetrated by a vertical rod, which makes the center lines of the upper positioning plate and the lower positioning plate in the same vertical plane, and the ends of the upper positioning plate and the middle support rod are in contact with the inner wall of the pressure screen cylinder to ensure the vertical state of the vertical rod, and the lower positioning plate is inserted into the positioning groove or positioning hole on the inner wall of the pressure screen cylinder to play a positioning role, which makes the center line of the upper positioning plate, the center line of the middle support rod, the center line of the lower positioning plate and the center line of the positioning groove on the inner wall of the pressure screen cylinder in the same vertical plane, and the drilling mold matched therewith has a center indicator line, and its center indicator line is aligned with the center line of the upper positioning plate, and then a drilling tool is used to drill a hole, which has high positioning accuracy, convenient operation, high efficiency, batch positioning drilling, and strong applicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a structural schematic diagram of the processing tooling of the present invention.

[0023] Figure 2 This is a front view of the positioning plate on the processing tool of the present invention.

[0024] Figure 3 The figure is a top view of the positioning plate on the processing tool of the present invention.

[0025] Figure 4 It is a top view of the positioning plate under the processing tool of the present invention.

[0026] Figure 5 It is a schematic structural diagram of the positioning plate in the processing tooling of the present invention.

[0027] Figure 6 This is a front view of the processing tooling of the present invention in use.

[0028] Figure 7 This is a top view of the processing tooling of the present invention in use.

[0029] Figure 8 It is a structural schematic diagram of the drilling mold of the present invention. DETAILED DESCRIPTION

[0030] 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 described embodiments 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 creative work are within the scope of protection of the present invention.

[0031] Embodiment 1:

[0032] A pressure screen cylinder drilling tool, such as Figure 1 , 6 As shown in 7 , it includes an upper positioning plate 1 , a vertical pole 2 , a middle support pole 3 , a lower positioning plate 4 and a middle positioning plate 7 .

[0033] The upper positioning plate 1 is installed on the upper part of the vertical pole 2, the lower positioning plate 4 is installed on the lower part of the vertical pole 2, the middle support rod 3 is adjustably installed on the vertical pole 2 and is located between the upper positioning plate 1 and the lower positioning plate 4, and the free end of the middle support rod 3 is in contact with the inner wall of the pressure screen cylinder.

[0034] The adjustable installation is specifically that a threaded hole is provided at the fixed end of the middle support rod 3, and an adjustment mounting hole is provided on the vertical rod 2. The adjusting bolt 6 passes through the adjusting mounting hole and is threadedly connected with the threaded hole. The distance between the middle support rod and the inner wall of the pressure screen cylinder can be changed by changing the screwing length of the adjusting bolt and the threaded hole, ensuring that the middle support rod is in close contact with the inner wall of the pressure screen cylinder.

[0035] In order to better connect with the pressure screen cylinder, an intermediate positioning plate 7 is symmetrically arranged on the vertical rod 2 between the upper positioning plate 1 and the middle support rod 3 and the vertical rod between the lower positioning plate 4 and the middle support rod 3. The intermediate positioning plate 7 is perpendicular to the upper positioning plate 1, and the end of the intermediate positioning plate 7 is in contact with the inner wall of the pressure screen cylinder. The intermediate positioning plate is arranged to better stably connect with the pressure screen cylinder to prevent the pressure screen cylinder from tilting during processing.

[0036] The upper positioning plate 1 , the lower positioning plate 4 and the middle support rod 3 are parallel to each other, and the upper positioning plate 1 and the lower positioning plate 4 are located on the same side of the vertical pole 2 , and the middle support rod 3 is located on the other side of the vertical pole 2 .

[0037] Specifically, Figure 2 and 3 As shown, the fixed end of the upper positioning plate 1 is provided with a mounting hole I12 and a positioning mounting plate, the positioning mounting plate is vertically mounted on the upper positioning plate 1, the upper positioning plate 1 is mounted on the vertical pole 2 through the mounting hole I12, and the positioning bolt passes through the threaded hole on the positioning mounting plate to lock the upper positioning plate on the vertical pole; the free end of the upper positioning plate 1 is an arc-shaped structure, and the arc-shaped structure contacts the inner wall of the pressure screen cylinder; and a center indicating tip 11 is provided at the free end of the upper plate 1, the center indicating tip 11 is higher than the upper top surface of the pressure screen cylinder, and the center indicating tip 11 and the end face of the arc-shaped structure form a limiting groove, preferably, the cross-section of the center indicating tip 11 is a triangle, and can be preferably an isosceles triangle, and the endpoint of the isosceles triangle is the center of the drill hole.

[0038] like Figure 4 As shown, the fixed end of the lower positioning plate 4 is provided with a mounting hole II41, and the lower positioning plate 4 is installed on the vertical rod 2 through the mounting hole II41. The free end of the lower positioning plate 4 is provided with an insertion protrusion 42, and the insertion protrusion 42 is inserted into the positioning groove or positioning hole of the inner wall of the pressure screen cylinder.

[0039] like Figure 5 As shown, the intermediate positioning plate 7 is provided with a mounting hole III71 and a locking hole 72, the mounting hole III71 and the locking hole are perpendicular, the intermediate positioning plate 7 is installed on the vertical pole 2 through the mounting hole III71, the locking bolt 8 is threadedly connected with the locking hole and locks the intermediate positioning plate 7 on the vertical pole 2; and the end of the intermediate positioning plate 7 is provided with an inclined stop portion 9.

[0040] The upper positioning plate, the middle support rod and the lower positioning plate are penetrated by the vertical rod, which makes the center lines of the upper positioning plate and the lower positioning plate in the same vertical plane, and the ends of the upper positioning plate and the middle support rod are in contact with the inner wall of the pressure screen cylinder, ensuring the vertical state of the vertical rod, and the lower positioning plate is inserted into the positioning groove on the inner wall of the pressure screen cylinder to play a positioning role, which makes the center line of the upper positioning plate 1, the center line of the middle support rod 3, the center line of the lower positioning plate 4 and the center line of the positioning groove on the inner wall of the pressure screen cylinder in the same vertical plane.

[0041] Embodiment 2:

[0042] A method for using a pressure screen cylinder drilling tool, comprising the following steps:

[0043] S1, assembly and processing tooling;

[0044] Install the upper positioning plate 1, the middle positioning plate 7, the middle support rod 3 and the lower positioning plate 4 on the vertical pole 2, and make the upper positioning plate 1, the middle support rod 3 and the lower positioning plate 4 parallel, the upper positioning plate 1 and the lower positioning plate 4 are located on the same side of the vertical pole 2, the middle support rod 3 is located on the other side of the vertical pole 2, and the upper positioning plate 1 is perpendicular to the middle positioning plate 7; and a center line is set on the upper positioning plate 1, the middle positioning plate 7, the middle support rod 3 and the lower positioning plate 4. After assembly, Figure 1 shown.

[0045] S2, vertically place the pressure screen cylinder to be drilled on the processing tooling.

[0046] Adjust the position of the middle support rod 3 so that the free end of the middle support rod 3 contacts the inner wall of the pressure screen cylinder; the insertion protrusion of the lower positioning plate 4 is inserted into the positioning groove or positioning hole on the inner wall of the pressure screen cylinder, the arc structure of the upper positioning plate 1 contacts the inner wall of the pressure screen cylinder, and the center indicating tip 11 of the upper positioning plate 1 is located outside the upper top surface of the pressure screen cylinder.

[0047] S3, place the drilling mold.

[0048] The drilling mold 10 is placed on the outer wall of the top surface of the pressure screen cylinder 15 and is located under the center indicator tip of the upper positioning plate 1. The drilled hole on the drilling mold is provided with a center indicator line. The center line on the center indicator tip coincides with the center indicator line of the drilling mold. Figure 6 and 7 shown.

[0049] S4, drilling;

[0050] Use a drilling tool to drill holes on the top surface of the pressure screen cylinder according to the drilling mold.

[0051] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0052] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A pressure screen cylinder drilling tool, characterized in that: The invention comprises an upper positioning plate (1), a vertical rod (2), a middle supporting rod (3) and a lower positioning plate (4); the upper positioning plate (1) is mounted on the upper part of the vertical rod (2), the lower positioning plate (4) is mounted on the lower part of the vertical rod (2), and the middle supporting rod (3) is mounted on the vertical rod (2) and is located between the upper positioning plate (1) and the lower positioning plate (4); the upper positioning plate (1), the lower positioning plate (4) and the middle supporting rod (3) are parallel to each other, and the upper positioning plate (1) and the lower positioning plate (4) are located on the same side of the vertical rod (2), and the middle supporting rod (3) is located on the other side of the vertical rod (2); the lower positioning plate (4) is inserted into the positioning groove or positioning hole on the inner wall of the pressure screen cylinder, and the free end of the middle supporting rod (3) is in abutment contact with the inner wall of the pressure screen cylinder; the free end of the upper positioning plate (1) is in abutment contact with the inner wall of the pressure screen cylinder, and a center indicating tip (11) is provided at the free end of the upper positioning plate (1), and the center indicating tip (11) is higher than the upper top surface of the pressure screen cylinder; The center line of the upper positioning plate, the center line of the middle support rod, the center line of the lower positioning plate and the center line of the positioning groove or positioning hole on the inner wall of the pressure screen cylinder are on the same vertical plane; The steps for using it are: S1, assembly and processing tooling; Install the upper positioning plate, the middle positioning plate, the middle support rod and the lower positioning plate on the vertical pole, and make them parallel, the upper positioning plate and the lower positioning plate are located on the same side of the vertical pole, the middle support rod is located on the other side of the vertical pole, and the upper positioning plate is perpendicular to the middle positioning plate; and set a center line on the upper positioning plate, the middle positioning plate, the middle support rod and the lower positioning plate; S2, vertically placing the pressure screen cylinder to be drilled on the processing tooling; Adjust the position of the middle support rod so that the free end of the middle support rod contacts the inner wall of the pressure screen cylinder; the insertion protrusion of the lower positioning plate is inserted into the positioning groove or positioning hole on the inner wall of the pressure screen cylinder, the arc structure of the upper positioning plate contacts the inner wall of the pressure screen cylinder, and the center indicator tip of the upper positioning plate is located outside the upper top surface of the pressure screen cylinder; S3, placing the drilling mold; The drilling mold is placed on the outer wall of the top surface of the pressure screen cylinder and is located under the center indicator tip of the upper positioning plate, and the drilled hole on the drilling mold is provided with a center indicator line, and the center line on the center indicator tip coincides with the center indicator line of the drilling mold; S4, drilling; Use a drilling tool to drill holes on the top surface of the pressure screen cylinder according to the drilling mold; The middle support rod (3) is adjustably mounted on the vertical rod (2); The fixed end of the upper positioning plate (1) is provided with a mounting hole I (12), and the upper positioning plate (1) is mounted on the vertical rod (2) through the mounting hole I (12). The free end of the upper positioning plate (1) is an arc-shaped structure, and the arc-shaped structure contacts the inner wall of the pressure screen cylinder; the center indicating tip (11) and the end surface of the arc-shaped structure form a limiting groove.

2. The pressure screen cylinder drilling tool according to claim 1 is characterized in that: The fixing end of the middle support rod (3) is provided with a threaded hole, the vertical rod (2) is provided with an adjustment mounting hole, and the adjustment bolt (6) passes through the adjustment mounting hole and is threadedly connected with the threaded hole.

3. The pressure screen cylinder drilling tool according to claim 1, characterized in that: The cross section of the center indicating tip (11) is triangular.

4. The pressure screen cylinder drilling tool according to claim 1, characterized in that: The fixed end of the lower positioning plate (4) is provided with a mounting hole II (41), and the lower positioning plate (4) is mounted on the vertical rod (2) through the mounting hole II (41). The free end of the lower positioning plate (4) is provided with an insertion protrusion (42), and the insertion protrusion (42) is inserted into the positioning groove or the positioning hole on the inner wall of the pressure screen cylinder.

5. The pressure screen cylinder drilling tool according to any one of claims 1 to 4, characterized in that: Intermediate positioning plates (7) are symmetrically arranged on the vertical rod (2) between the upper positioning plate (1) and the middle support rod (3) and on the vertical rod between the lower positioning plate (4) and the middle support rod (3). The intermediate positioning plates (7) are perpendicular to the upper positioning plates (1), and the ends of the intermediate positioning plates (7) are in contact with the inner wall of the pressure screen cylinder.

6. The pressure screen cylinder drilling tool according to claim 5, characterized in that: The intermediate positioning plate (7) is provided with a mounting hole III (71) and a locking hole (72), the mounting hole III (71) and the locking hole (72) being perpendicular to each other, the intermediate positioning plate (7) is mounted on the vertical pole (2) through the mounting hole III (71), the locking bolt (8) is threadedly connected to the locking hole (72) and locks the intermediate positioning plate (7) on the vertical pole (2); and an inclined stopper (9) is provided at the end of the intermediate positioning plate (7).

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