Gear shaper for machining fuel injection pump gear

Abstract

The utility model discloses a gear shaping machine for machining a fuel injection pump gear, which comprises a gear shaping machine main body, and when in use, the gear shaping machine is firstly placed at a proper position through a gear shaping machine main body base, and then a workpiece to be machined is placed on the upper side of a net-shaped adsorption pad; the area of the net-shaped adsorption pad is smaller than that of the lower surface of the workpiece, so that the workpiece can be tightly adsorbed in the subsequent machining process, the situation of machining deviation is avoided, then an exhaust fan is started, the exhaust fan can exhaust air in an adsorption inner cavity through an adsorption inner cavity air outlet pipe, and therefore the interior of the adsorption inner cavity becomes negative pressure; the workpiece is fixed on the net-shaped adsorption pad by rotating the first motor, then the workpiece is fixed on the net-shaped adsorption pad, and at the moment, the workpiece is fixed in an adsorption mode, so that the condition that the surface of the workpiece is damaged can be avoided, the defective rate of machining can be reduced, and then the first motor is started to drive the threaded rod to rotate.

Description

Technical Field

[0001] The utility model relates to the technical field of gear shaping machines for processing fuel injection pump gears, in particular to a gear shaping machine for processing fuel injection pump gears. Background Art

[0002] A gear shaping machine is a machine tool dedicated to gear processing. It is mainly used to produce gear-type parts such as internal and external spur gears, helical gears and cylindrical gears. The gear shaping machine uses a gear shaping cutter for cutting and realizes the processing of gear teeth according to the principle of development. The gear shaping machine has the advantages of high processing accuracy, high production efficiency and wide processing range. It is widely used in the fields of automobiles, machinery, aerospace, etc., and has become an important equipment for realizing precision transmission. Gear shaping machines can be divided into the following according to the processing method: 1. Hobbing gear shaping machine: It uses the continuous hobbing motion of the gear shaping cutter to cut gears, which is a relatively advanced processing method; 2. Spur gear shaping machine with upper and lower tool holders of the gear shaping cutter: This gear shaping machine can only process spur gears, so a gear shaping machine for fuel injection pump gear processing has emerged. However, some existing gear shaping machines for fuel injection pump gear processing need to rely on fixtures to fix the workpiece to be processed, which not only increases the labor intensity of the staff and reduces the work efficiency, but also may cause damage to the surface of the workpiece. Therefore, the technicians in this field provide a gear shaping machine for fuel injection pump gear processing to solve the problems raised in the above background technology. Utility Model Content

[0003] The utility model aims to provide a gear shaping machine for processing injection pump gears to solve the problems raised in the above-mentioned background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A gear shaping machine for processing injection pump gears, comprising a gear shaping machine body; an exhaust fan is provided at the lower middle end of the right side of the gear shaping machine body, an exhaust fan fixing frame is provided at the lower side of the exhaust fan, and an adsorption inner cavity air outlet pipe is provided at the front and rear ends of the middle upper side of the exhaust fan; an adsorption inner cavity air inlet pipe is provided at the upper middle end of the left side of the gear shaping machine body, and an adsorption inner cavity air inlet pipe control valve is provided in the middle of the upper side of the adsorption inner cavity air inlet pipe; an adsorption inner cavity is provided inside the middle right end of the upper surface of the gear shaping machine body, and a mesh adsorption pad is provided on the upper side of the adsorption inner cavity; a first motor fixing frame is provided at the left middle end of the upper side of the gear shaping machine body, and a cylinder fixing frame slide groove is provided inside the middle of the right surface of the first motor fixing frame; the cylinder fixing frame A first motor is provided on the lower middle side of the inner part of the slide slot, a threaded rod is provided on the middle part of the upper side of the first motor, and a sliding block is provided on the upper outer end of the threaded rod; a cylinder fixing frame is provided on the upper right end of the first motor fixing frame, and a plurality of cylinders are provided on the lower right end of the cylinder fixing frame; a gear shaping device fixing plate is provided on the lower side of the cylinder, and a second motor placement groove is provided on the middle inner part of the lower surface of the gear shaping device fixing plate; a second motor is provided on the upper middle side of the inner part of the second motor placement groove, and a second motor rotating shaft is provided on the middle part of the lower side of the second motor; a rotating disk is provided on the lower side of the second motor rotating shaft, and a gear shaping device is provided on the middle part of the lower side of the rotating disk; a gear shaping machine body base is provided on the four ends of the lower side of the gear shaping machine body.

[0006] Preferably, a gear shaping device fixing plate is provided on the lower side of the cylinder, and a second motor placement groove is provided in the middle of the lower surface of the gear shaping device fixing plate; a second motor is provided on the upper middle side of the inner part of the second motor placement groove, and a second motor rotating shaft is provided in the middle of the lower side of the second motor; a rotating disk is provided on the lower side of the second motor rotating shaft, and a gear shaping device is provided in the middle of the lower side of the rotating disk; and a gear shaping machine body base is provided at the four ends of the lower side of the gear shaping machine body.

[0007] Compared with the prior art, the beneficial effects of the utility model are:

[0008] 1. When in use, first place the device in a suitable position through the base of the gear shaping machine body, and then place the workpiece to be processed on the upper side of the mesh adsorption pad, and the area of ​​the mesh adsorption pad is smaller than the area of ​​the lower surface of the workpiece, so that the workpiece can be tightly adsorbed during the subsequent processing to avoid deviation in processing, and then start the exhaust fan, which will draw out the air inside the adsorption cavity through the adsorption cavity outlet pipe, so that the inside of the adsorption cavity becomes a negative pressure, and then the workpiece is fixed on the mesh adsorption pad. At this time, the workpiece is fixed by adsorption, so the surface of the workpiece can be avoided from being damaged, thereby reducing the defective rate of processing, and then start the first motor, which will drive the threaded rod to rotate, and the threaded rod will drive the slider to move downward along the slide groove of the cylinder fixing frame, and the slider It will drive the cylinder fixing frame to move downward, thereby driving the gear shaping device to move downward. After the gear shaping device moves to a suitable position, the first motor is turned off, and then the cylinder is started. The cylinder will drive the gear shaping device fixing plate to move downward, thereby driving the gear shaping device to move downward, and then the gear shaping device can process the workpiece. When it is necessary to adjust the processing angle of the gear shaping device, the second motor can be started at this time. The second motor will drive the second motor rotating shaft to rotate, and the second motor rotating shaft will drive the rotating disk to rotate, thereby driving the gear shaping device to rotate, and then the workpiece can be processed from different angles. After the workpiece is processed, the adsorption inner cavity air inlet pipe control valve can be rotated at this time, and then the outside air will enter the inside of the adsorption inner cavity through the adsorption inner cavity air inlet pipe, and then the pressure inside the adsorption inner cavity will be the same as the outside pressure, and then the processed workpiece can be removed.

[0009] 2. The device can fix the workpiece by starting the exhaust fan, and can release the fixation of the workpiece by rotating the control valve of the adsorption inner cavity air inlet pipe, which can improve the convenience and safety of the device and avoid the situation where the surface of the workpiece is damaged due to the use of the clamp. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 The figure is a schematic diagram of the structure of a gear shaping machine for processing fuel injection pump gears.

[0011] Figure 2 The present invention is a schematic diagram of the structure of a fixing plate of a gear shaping device in a gear shaping machine for processing injection pump gears.

[0012] Figure 3 The present invention is a schematic structural diagram of a first motor fixing frame in a gear shaping machine for processing injection pump gears.

[0013] Figure 4 It is a plan view of a gear shaping machine for processing fuel injection pump gears.

[0014] In the figure: 1-gear shaping machine body, 2-mesh adsorption pad, 3-adsorption inner cavity, 4-adsorption inner cavity air outlet pipe, 5-exhaust fan, 6-exhaust fan fixing frame, 7-adsorption inner cavity air inlet pipe, 8-adsorption inner cavity air inlet pipe control valve, 9-first motor fixing frame, 10-cylinder fixing frame, 11-cylinder, 12-gear shaping device fixing plate, 13-gear shaping device, 14-slider, 15-threaded rod, 16-first motor, 17-cylinder fixing frame slide groove, 18-second motor placement groove, 19-second motor, 20-second motor rotating shaft, 21-rotating disc, 22-gear shaping machine body base. DETAILED DESCRIPTION

[0015] In order to make the technical means, creative features, purpose and efficacy of the utility model easy to understand, the utility model is further described below in conjunction with the specific implementation methods. In the description of the utility model, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model 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 of the utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense, for example, "connected" 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 directly connected, or indirectly connected through an intermediate medium, or it can be a connection between the two elements. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0016] See also Figures 1 to 4In the embodiment of the utility model, a gear shaping machine for processing injection pump gears comprises a gear shaping machine body 1; an exhaust fan 5 is provided at the middle lower end of the right side of the gear shaping machine body 1, an exhaust fan fixing frame 6 is provided at the lower side of the exhaust fan 5, and an adsorption inner cavity air outlet pipe 4 is provided at the front and rear ends of the middle of the upper side of the exhaust fan 5; an adsorption inner cavity air inlet pipe 7 is provided at the middle upper end of the left side of the gear shaping machine body 1, and an adsorption inner cavity air inlet pipe control valve 8 is provided in the middle of the upper side of the adsorption inner cavity air inlet pipe 7; an adsorption inner cavity 3 is provided inside the middle right end of the upper surface of the gear shaping machine body 1, and a mesh adsorption pad 2 is provided on the upper side of the adsorption inner cavity 3; a first motor fixing frame 9 is provided at the middle left end of the upper side of the gear shaping machine body 1, and a cylinder fixing frame slide groove 17 is provided inside the middle of the right surface of the first motor fixing frame 9; the inner middle of the cylinder fixing frame slide groove 17 A first motor 16 is provided at the lower side of the gear box, a threaded rod 15 is provided in the middle of the upper side of the first motor 16, and a slider 14 is provided at the upper end of the outer side of the threaded rod 15; a cylinder fixing frame 10 is provided at the upper right end of the first motor fixing frame 9, and a plurality of cylinders 11 are provided at the lower right end of the cylinder fixing frame 10; a gear shaping device fixing plate 12 is provided at the lower side of the cylinder 11, and a second motor placement groove 18 is provided in the middle of the lower surface of the gear shaping device fixing plate 12; a second motor 19 is provided at the upper middle side of the inner part of the second motor placement groove 18, and a second motor rotating shaft 20 is provided in the middle of the lower side of the second motor 19; a rotating disk 21 is provided at the lower side of the second motor rotating shaft 20, and a gear shaping device 13 is provided in the middle of the lower side of the rotating disk 21; a gear shaping machine body base 22 is provided at the four ends of the lower side of the gear shaping machine body 1.

[0017] The working principle of the utility model is as follows: when in use, the device is first placed in a suitable position through the gear shaping machine body base 22, and then the workpiece to be processed is placed on the upper side of the mesh adsorption pad 2, and the area of ​​the mesh adsorption pad 2 is smaller than the area of ​​the lower surface of the workpiece, so that the workpiece can be tightly adsorbed during the subsequent processing to avoid deviation in the processing, and then the exhaust fan 5 is started, and the exhaust fan 5 will extract the air inside the adsorption cavity 3 through the adsorption cavity outlet pipe 4, so that the inside of the adsorption cavity 3 becomes a negative pressure, and then the workpiece is fixed on the mesh adsorption pad 2, and at this time, the workpiece is fixed by adsorption, so the surface of the workpiece can be avoided from being damaged, thereby reducing the defective rate of processing, and then the first motor 16 is started, the first motor 16 will drive the threaded rod 15 to rotate, the threaded rod 15 will drive the slider 14 to move downward along the cylinder fixing frame slide groove 17, the slider 14 will drive the cylinder fixing frame 10 to move downward, thereby driving the gear shaping device 13 to move downward, and the gear shaping device 13 will be closed after it moves to the appropriate position. The first motor 16 is then started, and the cylinder 11 is driven by the cylinder 11 to move the fixed plate 12 of the gear shaping device downward, thereby driving the gear shaping device 13 to move downward, and then the gear shaping device 13 can process the workpiece. When the processing angle of the gear shaping device 13 needs to be adjusted, the second motor 19 can be started at this time, and the second motor 19 will drive the second motor rotating shaft 20 to rotate, and the second motor rotating shaft 20 will drive the rotating disk 21 to rotate, thereby driving the gear shaping device 13 to rotate, and then the workpiece can be processed from different angles. After the workpiece processing is completed After that, the adsorption inner cavity air inlet pipe control valve 8 can be rotated, and then the outside air will enter the adsorption inner cavity 3 through the adsorption inner cavity air inlet pipe 7, and then the pressure inside the adsorption inner cavity 3 will be the same as the outside pressure, and then the processed workpiece can be removed; the device can fix the workpiece by starting the exhaust fan 5, and can release the fixation of the workpiece by rotating the adsorption inner cavity air inlet pipe control valve 8, which can not only improve the convenience of the device, but also improve the safety of the device, and can also avoid the situation where the surface of the workpiece is damaged due to the use of the clamp.

[0018] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0019] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A gear shaping machine for machining fuel injection pump gears, comprising a gear shaping machine body (1), an adsorption inner chamber (3) and an exhaust fan (5), characterized in that: An exhaust fan (5) is provided at the lower middle end of the right side of the gear shaping machine body (1), an exhaust fan fixing frame (6) is provided at the lower side of the exhaust fan (5), and an adsorption inner cavity air outlet pipe (4) is provided at the front and rear ends of the middle upper side of the exhaust fan (5); an adsorption inner cavity air inlet pipe (7) is provided at the upper middle end of the left side of the gear shaping machine body (1), and an adsorption inner cavity air inlet pipe control valve (8) is provided in the middle of the upper side of the adsorption inner cavity air inlet pipe (7); an adsorption inner cavity (3) is provided inside the middle right end of the upper surface of the gear shaping machine body (1), and a mesh adsorption pad (2) is provided on the upper side of the adsorption inner cavity (3).

2. A gear shaping machine for fuel injection pump gear machining according to claim 1, characterized in that: A first motor fixing frame (9) is provided at the middle left end of the upper side of the gear shaping machine body (1), and a cylinder fixing frame sliding groove (17) is provided in the middle interior of the right surface of the first motor fixing frame (9).

3. The gear shaping machine for fuel injection pump gear machining according to claim 2, characterized in that: A first motor (16) is provided at the lower middle of the cylinder fixing frame slide slot (17), a threaded rod (15) is provided at the middle of the upper side of the first motor (16), and a sliding block (14) is provided at the upper outer end of the threaded rod (15).

4. The gear shaping machine for fuel injection pump gear machining according to claim 2, characterized in that: A cylinder fixing frame (10) is provided at the upper right end of the first motor fixing frame (9), and a plurality of cylinders (11) are provided at the lower right end of the cylinder fixing frame (10).

5. The gear shaping machine for processing fuel injection pump gears according to claim 4, characterized in that: A gear shaping device fixing plate (12) is provided on the lower side of the cylinder (11), and a second motor placement groove (18) is provided in the middle of the lower surface of the gear shaping device fixing plate (12).

6. The gear shaping machine for fuel injection pump gear machining according to claim 5, characterized in that: A second motor (19) is provided at the middle upper side of the second motor placement slot (18), and a second motor rotating shaft (20) is provided at the middle of the lower side of the second motor (19).

7. The gear shaping machine for machining fuel injection pump gears according to claim 6, characterized in that: A rotating disc (21) is provided on the lower side of the second motor rotating shaft (20), and a gear inserting device (13) is provided in the middle of the lower side of the rotating disc (21).

8. The gear shaping machine for fuel injection pump gear machining according to claim 1, characterized in that: The four lower ends of the gear shaping machine body (1) are provided with gear shaping machine body bases (22).

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