Grinding device for valve ball

Abstract

The utility model relates to the technical field of ball machining, and discloses a grinding device for a valve ball, which comprises a workbench, supporting legs are fixedly mounted at the bottom of the workbench, a U-shaped protective plate is fixedly mounted on the upper surface of the workbench, a sliding door is fixedly mounted on the U-shaped protective plate, a handle is fixedly mounted on the sliding door, and the handle is fixedly mounted on the workbench. A dust removal mechanism is arranged on the workbench and comprises a fan fixing rod, a dust removal fan is fixedly mounted at the bottom of the fan fixing rod, a dust collection hole is formed in the workbench, a dust collection pipeline is fixedly connected to the bottom of the dust collection hole, and a filter screen is fixedly mounted on the dust collection pipeline. The dust removal device has the advantages that the dust removal mechanism can be arranged, so that dust generated in the working process can be cleaned, and the effect of protecting the environment is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of ball processing, in particular to a grinding device for a valve ball. Background Art

[0002] The ball is the opening and closing part of ball valves and other valves. The ball rotates around the center line of the valve body to open and close the ball valve. Therefore, the ball is a vital component of the valve. In order to make the ball valve meet the corresponding sealing performance requirements, it is usually necessary to grind the ball of the ball valve.

[0003] For example, a new valve ball grinding device with publication number CN214445230U includes a device body, the inner surface of the device body is movably connected with a pulley, a main shaft is arranged inside the device body, one end of the outer surface of the main shaft is fixedly connected with a first driving gear, one side of the outer surface of the first driving gear is meshingly connected with a first driven gear, the upper surface of the first driven gear is fixedly connected with a first driven shaft, and the outer surface of the first driven shaft is fixedly connected with a first rotating block; through the designed first driving teeth, movable blocks, first driven gears, first rotating blocks and first driven shafts, the new valve ball grinding device solves the problem of grinding the outer surface of the valve ball by a grinding wheel during use to make it suitable for use with different ball valves, in order to avoid the problem that when grinding the valve ball, single grinding is not convenient for improving its grinding effect and affects the quality of the finished product.

[0004] However, the dust generated by this device during use can easily cause environmental pollution and harm the workers' bodies, so it is not very practical. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a valve ball grinding device, which has the advantage of being able to set a dust removal mechanism so that dust generated during the working process can be cleaned, thereby producing an effect of protecting the environment.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a grinding device for a valve ball, comprising a workbench, a support leg is fixedly installed at the bottom of the workbench, a U-shaped protective plate is fixedly installed on the upper surface of the workbench, a sliding door is fixedly installed on the U-shaped protective plate, a handle is fixedly installed on the sliding door, and a dust removal mechanism is provided on the workbench;

[0007] The dust removal mechanism includes a fan fixing rod, a dust removal fan is fixedly installed at the bottom of the fan fixing rod, a dust collecting hole is opened on the workbench, a dust collecting pipe is fixedly connected to the bottom of the dust collecting hole, a filter is fixedly installed on the dust collecting pipe, an air suction duct is fixedly connected to the dust collecting pipe, an exhaust fan is fixedly connected to the air suction duct, a fan support seat is fixedly installed at the bottom of the exhaust fan, and a dust collecting box is fixedly connected to the bottom of the dust collecting pipe.

[0008] Preferably, the fan fixing rod is in a U-shape and is fixedly mounted on the upper surface of the U-shaped protective plate, and the number of the dust removal fans is three. The fan fixing rod is provided to support the dust removal fan.

[0009] Preferably, the filter screen is positioned in the same position as the air suction duct. The filter screen is provided to prevent dust from entering the exhaust fan.

[0010] Preferably, a column is fixedly installed on the upper surface of the workbench, a circular arc groove is provided on the column, a connecting rod is slidably connected to the circular arc groove, a fixing rod is fixedly connected to the connecting rod, a threaded handle is threadedly connected to the fixing rod, a pressing plate is rotatably connected to the threaded handle, a grinding tool is fixedly connected to the connecting rod, a valve body is provided at the bottom of the grinding tool, a fixed pressing plate is provided next to the valve body, an oil cylinder is fixedly connected to the fixed pressing plate, a fixed triangular claw is provided on the oil cylinder, an output end of a driving motor is fixedly connected to the fixed triangular claw, and a limiting rod is fixedly installed on the U-shaped protective plate. By setting the above parts, the function of fixing the workpiece is achieved.

[0011] Preferably, the driving motor passes through the outer surface of the U-shaped protective plate and extends to the inside. The setting of the driving motor achieves the function of driving the fixed triangular claw.

[0012] Preferably, the number of the limit rods is two, which are respectively arranged on both sides of the grinding tool and the middle part is arranged in an arc shape. By setting the limit rod, the effect of preventing the grinding tool from shaking is achieved.

[0013] Compared with the prior art, the utility model provides a grinding device for a valve ball, which has the following beneficial effects:

[0014] 1. The grinding device for the valve ball starts the dust removal fan to allow the dust generated during the working process to enter the dust collecting hole. The exhaust fan is started to allow the dust entering the dust collecting hole to enter the dust collecting box through the dust collecting pipe to be collected. The setting of the filter screen prevents dust from entering the exhaust fan.

[0015] 2. The grinding device for the valve ball starts the driving motor, which drives the fixed triangular claw to rotate, which drives the oil cylinder to rotate, which drives the fixed pressure plate to rotate, which drives the valve body to rotate, and the rotation of the valve body causes the relative movement of the valve body and the grinding tool to grind the valve body. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 For this utility model Figure 1 A magnified image;

[0019] Figure 3 It is a schematic diagram of the side structure of the utility model;

[0020] Figure 4 It is a cross-sectional view of the dust collecting pipeline of the utility model.

[0021] In the figure: 1. workbench; 2. supporting legs; 3. U-shaped protective plate; 4. sliding door; 5. handle; 6. dust removal mechanism; 601. fan fixing rod; 602. dust removal fan; 603. dust collecting hole; 604. dust collecting duct; 605. filter screen; 606. air suction duct; 607. exhaust fan; 608. fan support seat; 609. dust collecting box; 7. column; 8. arc groove; 9. connecting rod; 10. fixing rod; 11. threaded handle; 12. pressure plate; 13. grinding tool; 14. valve body; 15. fixed pressure plate; 16. oil cylinder; 17. fixed triangular claw; 18. driving motor; 19. limit rod. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Example 1

[0024] like Figure 1-4 As shown, the utility model provides a grinding device for a valve ball, comprising a workbench 1, a support leg 2 is fixedly installed at the bottom of the workbench 1, a U-shaped protective plate 3 is fixedly installed on the upper surface of the workbench 1, a sliding door 4 is fixedly installed on the U-shaped protective plate 3, a handle 5 is fixedly installed on the sliding door 4, and a dust removal mechanism 6 is provided on the workbench 1;

[0025] The dust removal mechanism 6 includes a fan fixing rod 601, and a dust removal fan 602 is fixedly installed at the bottom of the fan fixing rod 601. The fan fixing rod 601 is U-shaped and fixedly installed on the upper surface of the U-shaped protective plate 3. There are three dust removal fans 602. A dust collecting hole 603 is opened on the workbench 1. A dust collecting duct 604 is fixedly connected to the bottom of the dust collecting hole 603. A filter screen 605 is fixedly installed on the dust collecting duct 604. An air suction duct 606 is fixedly connected to the dust collecting duct 604. The positions of the filter screen 605 and the air suction duct 606 are consistent. An exhaust fan 607 is fixedly connected to the air suction duct 606. A fan support seat 608 is fixedly installed at the bottom of the exhaust fan 607. A dust collecting box 609 is fixedly connected to the bottom of the dust collecting duct 604.

[0026] In this embodiment, by starting the dust removal fan 602, the dust generated during the working process enters the dust collecting hole 603. By starting the exhaust fan 607, the dust entering the dust collecting hole 603 passes through the dust collecting pipe 604 and enters the dust collecting box 609 to be collected. The setting of the filter net 605 prevents dust from entering the exhaust fan 607.

[0027] Example 2

[0028] like Figure 1-4 As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, a column 7 is fixedly installed on the upper surface of the workbench 1, a circular arc groove 8 is opened on the column 7, a connecting rod 9 is slidably connected to the circular arc groove 8, a fixing rod 10 is fixedly connected to the connecting rod 9, a threaded handle 11 is threadedly connected to the fixing rod 10, a pressing plate 12 is rotatably connected to the threaded handle 11, a grinding tool 13 is fixedly connected to the connecting rod 9, a valve body 14 is provided at the bottom of the grinding tool 13, a fixed pressing plate 15 is provided next to the valve body 14, a cylinder 16 is fixedly connected to the fixed pressing plate 15, a fixed triangular claw 17 is provided on the cylinder 16, an output end of a driving motor 18 is fixedly connected to the fixed triangular claw 17, the driving motor 18 passes through the outer surface of the U-shaped protective plate 3 and extends to the inside, a limiting rod 19 is fixedly installed on the U-shaped protective plate 3, and the number of the limiting rods 19 is two, which are respectively arranged on both sides of the grinding tool 13 and the middle part is set to an arc shape.

[0029] In this embodiment, the driving motor 18 is started, the fixed triangular claw 17 is driven to rotate by the driving motor 18, the oil cylinder 16 is driven to rotate by the fixed triangular claw 17, the fixed pressure plate 15 is driven to rotate by the oil cylinder 16, and the valve body 14 is driven to rotate by the fixed pressure plate 15. The rotation of the valve body 14 causes the relative movement of the valve body 14 and the grinding tool 13 to grind the valve body 14.

[0030] The working principle of the grinding device for the valve ball is described in detail below.

[0031] like Figure 1-4 As shown, when in use, the dust removal fan 602 is started, so that the dust generated during the working process enters the dust collecting hole 603, and the exhaust fan 607 is started, so that the dust entering the dust collecting hole 603 passes through the dust collecting pipe 604 and enters the dust collecting box 609 to be collected. The setting of the filter 605 prevents dust from entering the exhaust fan 607, and the driving motor 18 is started, and the fixed triangular claw 17 is driven to rotate by the driving motor 18, and the oil cylinder 16 is driven to rotate by the fixed triangular claw 17, and the fixed pressure plate 15 is driven to rotate by the oil cylinder 16, and the valve body 14 is driven to rotate by the fixed pressure plate 15. The rotation of the valve body 14 makes the relative movement of the valve body 14 and the grinding tool 13 play a role in grinding the valve body 14.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A valve ball grinding device, comprising a workbench (1), characterized in that: The bottom of the workbench (1) is fixedly mounted with a support leg (2); the upper surface of the workbench (1) is fixedly mounted with a U-shaped protective plate (3); a sliding door (4) is fixedly mounted on the U-shaped protective plate (3); a handle (5) is fixedly mounted on the sliding door (4); a dust removal mechanism (6) is provided on the workbench (1); the dust removal mechanism (6) comprises a fan fixing rod (601); a dust removal fan (602) is fixedly mounted on the bottom of the fan fixing rod (601); and a dust removal fan (602) is fixedly mounted on the workbench (1). A dust collecting hole (603) is provided, the bottom of the dust collecting hole (603) is fixedly connected to a dust collecting pipe (604), a filter screen (605) is fixedly installed on the dust collecting pipe (604), an air suction duct (606) is fixedly connected to the dust collecting pipe (604), an exhaust fan (607) is fixedly connected to the air suction duct (606), a fan support seat (608) is fixedly installed on the bottom of the exhaust fan (607), and a dust collecting box (609) is fixedly connected to the bottom of the dust collecting pipe (604).

2. A valve ball grinding device according to claim 1, characterized in that: The fan fixing rod (601) is in a U-shape and is fixedly mounted on the upper surface of the U-shaped protective plate (3), and the number of the dust removal fans (602) is three.

3. A valve ball grinding device according to claim 1, characterized in that: The positions of the filter screen (605) and the air suction duct (606) are kept consistent.

4. A valve ball grinding device according to claim 1, characterized in that: A column (7) is fixedly mounted on the upper surface of the workbench (1), the column (7) is provided with an arc groove (8), a connecting rod (9) is slidably connected to the arc groove (8), a fixing rod (10) is fixedly connected to the fixing rod (9), a threaded handle (11) is threadedly connected to the fixing rod (10), a pressing plate (12) is rotatably connected to the threaded handle (11), a grinding tool (13) is fixedly connected to the connecting rod (9), a valve body (14) is provided at the bottom of the grinding tool (13), a fixed pressing plate (15) is provided next to the valve body (14), an oil cylinder (16) is fixedly connected to the fixed pressing plate (15), a fixed triangular claw (17) is provided on the oil cylinder (16), an output end of a driving motor (18) is fixedly connected to the fixed triangular claw (17), and a limiting rod (19) is fixedly mounted on the U-shaped protective plate (3).

5. A valve ball grinding device according to claim 4, characterized in that: The driving motor (18) penetrates through the outer surface of the U-shaped protective plate (3) and extends to the inside.

6. A valve ball grinding device according to claim 4, characterized in that: The number of the limiting rods (19) is two, which are respectively arranged on both sides of the grinding tool (13) and the middle part is arranged in an arc shape.

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