Bevel gear cutting positioning tool

Abstract

The utility model relates to the technical field of gearboxes, in particular to a bevel gear cutting positioning tool which comprises a mounting seat, a tensioning part and a pressing part, the tensioning part is arranged on the mounting seat, the pressing part is arranged at the top of the tensioning part, the tensioning part comprises a guide sleeve, a tensioning side arm, a piston rod, a connecting rod assembly and a flange seat, and the guide sleeve is arranged on the mounting seat. The flange base is embedded in the top of the mounting base, and the guide sleeve is fixed to the circle center of the flange base. Through an assembly composed of the mounting base, the tensioning component and the pressing component, a set of positioning tool is provided for cutting machining of the bevel gear for the transmission, a bevel gear blank is positioned in a tensioning and pressing combined mode, the axis of the bevel gear blank can be tensioned and positioned, the bevel gear can be pressed on the mounting base, and the machining efficiency is improved. The bevel gear blank is positioned in two modes, and the positioning stability and reliability of the bevel gear blank in the cutting period are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to gearbox gear technology field, concretely relates to a bevel gear cutting positioning frock. BACKGROUND

[0002] The application of bevel gear in gearbox is very important, it can convert the speed of engine into the speed suitable for vehicle driving and provide different driving modes, ensure the normal work of gearbox, meet the requirements of high speed, high load and long time operation, provide accurate transmission ratio and reliable transmission effect.

[0003] There is a positioning mechanism for bevel gear blank cutting processing, it usually only has single clamping or tension positioning mode, the positioning reliability of bevel gear blank during cutting is limited, therefore a bevel gear cutting positioning frock is provided. UTILITY MODEL CONTENT

[0004] In view of the problems in the prior art, the utility model provides a bevel gear cutting positioning frock to provide a set of positioning frock for the cutting processing of bevel gear for transmission, the bevel gear blank is positioned by the combination of tension and compression, the axial center of bevel gear blank can be tensioned and positioned, and the bevel gear can be compressed on the mounting seat, so that the bevel gear blank is positioned by two modes, the stability and reliability of bevel gear blank positioning during cutting are greatly improved.

[0005] The utility model solves the technical scheme that adopts a bevel gear cutting positioning frock, including mounting seat, tension component and compression component, the tension component sets up on the mounting seat, the compression component sets up on the top of tension component,

[0006] The tension component includes guide sleeve, tension side arm, piston rod, connecting rod assembly and flange seat, the flange seat is embedded on the top of mounting seat, the guide sleeve is fixed on the center of flange seat, the flange seat is installed and connected with mounting seat by bolt.

[0007] By adopting the above technical scheme, the assembly composed of mounting seat, tension component and compression component provides a set of positioning frock for the cutting processing of bevel gear for transmission, the bevel gear blank is positioned by the combination of tension and compression, the axial center of bevel gear blank can be tensioned and positioned, and the bevel gear can be compressed on the mounting seat, so that the bevel gear blank is positioned by two modes, the stability and reliability of bevel gear blank positioning during cutting are greatly improved.

[0008] Specific, the guide sleeve both sides are provided with receiving groove, the tight side arm is located in the receiving groove, the piston rod is inserted in the guide sleeve, the connecting rod assembly is provided with multiple groups, and multiple connecting rod assemblies are arranged at equal distance between the tight side arm and the piston rod.

[0009] By adopting the technical scheme, the movement of the piston rod is guided by the guide sleeve.

[0010] Specific, the connecting rod assembly includes a first connecting rod and a second connecting rod, one end of the second connecting rod is inserted into the first connecting rod and is rotatably connected to the first connecting rod through a pivot, the tail end of the first connecting rod is rotatably connected to the tight side arm through a pivot, and the end of the first connecting rod away from the tight side arm is rotatably connected to the guide sleeve through a pivot.

[0011] By adopting the technical scheme, the force during the movement of the piston rod is transmitted to the tight side arm through the connecting rod assembly, so that the tight side arm opens and closes on both sides of the guide sleeve.

[0012] Specific, the end of the second connecting rod away from the first connecting rod is rotatably connected to the piston rod through a pivot, the bottom of the flange seat is provided with an electric cylinder, and the output end of the electric cylinder is connected to the bottom of the piston rod.

[0013] By adopting the technical scheme, the piston rod is pushed and pulled by the electric cylinder to move in the guide sleeve.

[0014] Specific, the pressing component includes a screw rod, a pressure plate and a nut, the pressure plate is located at the top of the guide sleeve, the nut is located at the top of the pressure plate, at least one group of screw rods is arranged and fixed to the top of the piston rod, and the top of the screw rod is threadedly connected with the nut through the pressure plate.

[0015] By adopting the technical scheme, the nut is tightened by a wrench, the pressure plate presses the bevel gear blank arranged on the guide sleeve, the positioning stability of the bevel gear blank is better.

[0016] The utility model discloses a beneficial effect: through the installation seat, the tight component and the pressing component component, realize for the cutting processing of the bevel gear for transmission provides a set of positioning tool, through the positioning of the bevel gear blank in the way of tight and press, can carry out the tight positioning treatment to the axle of the bevel gear blank, and can press the bevel gear on the installation seat, make the bevel gear blank receive two ways of positioning, greatly improve the positioning stability and reliability of the bevel gear blank during cutting, solve the positioning mechanism of the bevel gear blank cutting processing period, and it usually only has single clamping or tight positioning mode, lead to the positioning reliability of the bevel gear blank during cutting is limited. DRAWINGS

[0017] The utility model is further illustrated below in combination with the drawings and embodiments.

[0018] Figure 1 It is the whole schematic view of the utility model;

[0019] Figure 2 It is the tensioning component schematic view of the utility model;

[0020] Figure 3 It is the piston rod schematic view of the utility model;

[0021] Figure 4 It is the connecting rod assembly schematic view of the utility model;

[0022] Figure 5 It is the tensioning side arm closing schematic view of the utility model;

[0023] Figure 6 It is the bevel gear positioning schematic view of the utility model;

[0024] In the drawing: mounting seat 1, tensioning component 2, guide sleeve 21, tensioning side arm 23, piston rod 24, connecting rod assembly 25, first connecting rod 251, second connecting rod 252, flange seat 26, electric cylinder 27, pressing component 3, screw rod 31, pressing disc 32, nut 33. DETAILED DESCRIPTION

[0025] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0026] As Figures 1-6 Indicated, a bevel gear cutting positioning tool of the utility model, including mounting seat 1, tensioning component 2 and pressing component 3, the tensioning component 2 sets up on mounting seat 1, the pressing component 3 sets up at the top of tensioning component 2;

[0027] The tensioning component 2 includes guide sleeve 21, tensioning side arm 23, piston rod 24, connecting rod assembly 25 and flange seat 26, the flange seat 26 is embedded in the top of mounting seat 1, the guide sleeve 21 is fixed in the center of flange seat 26, and the flange seat 26 is installed and connected with mounting seat 1 by bolt.

[0028] When using, mounting seat 1, tensioning component 2 and pressing component 3 provide a set of positioning tool for the cutting machining of bevel gear for transmission, and the bevel gear blank is positioned by the combination of tensioning and pressing, so that the stability and reliability of the bevel gear blank during cutting are improved.

[0029] The utility model also includes, the both sides of guide sleeve 21 are equipped with the storage groove 22, the tight side arm 23 is located in the storage groove 22, the piston rod 24 is inserted in guide sleeve 21, the connecting rod assembly 25 is provided with multiple groups, and multiple connecting rod assemblies 25 are set apart along the tight side arm 23 and the piston rod 24.

[0030] In use, the movement of the piston rod 24 is guided by the guide sleeve 21.

[0031] The utility model also includes, the connecting rod assembly 25 includes first connecting rod 251 and second connecting rod 252, the second connecting rod 252 one end is inserted in first connecting rod 251, and is connected through the pivot with first connecting rod 251 rotation, the first connecting rod 251 tail end is connected through the pivot with tight side arm 23 rotation, the first connecting rod 251 is away from tight side arm 23 one end and is connected through the pivot with guide sleeve 21 rotation.

[0032] In use, based on the setting of the connecting rod assembly 25, the force during the movement of the piston rod 24 is transmitted to the tight side arm 23, causing the tight side arm 23 to open and close on both sides of the guide sleeve 21.

[0033] The utility model also includes, the second connecting rod 252 is away from first connecting rod 251 one end and is connected through the pivot with piston rod 24 rotation, the flange base 26 bottom is installed with electric cylinder 27, and the output end of electric cylinder 27 is connected with piston rod 24 bottom.

[0034] In use, the piston rod 24 is moved in the guide sleeve 21 by the electric cylinder 27 pushing and pulling the piston rod 24.

[0035] The utility model also includes, the pressure part 3 includes screw rod 31, pressure plate 32 and nut 33, the pressure plate 32 is located in guide sleeve 21 top, the nut 33 is located in pressure plate 32 top, the screw rod 31 is set at least one group, and is fixed in piston rod 24 top, and the screw rod 31 top is connected with nut 33 screw thread through pressure plate 32.

[0036] In use, the nut 33 can be tightened by a wrench, causing the pressure plate 32 to compress the bevel gear blank set on the guide sleeve 21, making the positioning stability of the bevel gear blank better.

[0037] The utility model discloses a be provided with the first positioning mechanism and the second positioning mechanism, and the first positioning mechanism and the second positioning mechanism are used to realize the reliable positioning of the bevel gear cutting period.

[0038] The basic principle, main features and advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only used to illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model can have various changes and improvements, and these changes and improvements all fall within the scope of the utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A bevel gear cutting positioning tool, characterized by, Including mounting seat (1), tensioning component (2) and compression component (3), the tensioning component (2) is arranged on the mounting seat (1), and the compression component (3) is arranged on the top of the tensioning component (2); The tensioning component (2) includes a guide sleeve (21), a tensioning side arm (23), a piston rod (24), a connecting rod assembly (25) and a flange seat (26), the flange seat (26) is embedded on the top of the mounting seat (1), the guide sleeve (21) is fixed on the center of the flange seat (26), and the flange seat (26) is connected with the mounting seat (1) by bolts.

2. The bevel gear cutting positioning tool according to claim 1, wherein, The guide sleeve (21) is provided with a receiving groove (22) on both sides, the tensioning side arm (23) is located in the receiving groove (22), the piston rod (24) is inserted into the guide sleeve (21), and the connecting rod assembly (25) is provided with a plurality of groups, and the plurality of connecting rod assemblies (25) are arranged at equal distances between the tensioning side arm (23) and the piston rod (24).

3. The bevel gear cutting positioning tool according to claim 2, wherein, The connecting rod assembly (25) includes a first connecting rod (251) and a second connecting rod (252), one end of the second connecting rod (252) is inserted into the first connecting rod (251) and is rotatably connected with the first connecting rod (251) through a rotating shaft, the tail end of the first connecting rod (251) is rotatably connected with the tensioning side arm (23) through a rotating shaft, and the end of the first connecting rod (251) away from the tensioning side arm (23) is rotatably connected with the guide sleeve (21) through a rotating shaft.

4. The bevel gear cutting positioning tool according to claim 3, wherein, The end of the second connecting rod (252) away from the first connecting rod (251) is rotatably connected with the piston rod (24) through a rotating shaft, and the bottom of the flange seat (26) is provided with an electric cylinder (27), and the output end of the electric cylinder (27) is connected with the bottom of the piston rod (24).

5. The bevel gear cutting positioning tool according to claim 4, wherein, The compression component (3) includes a screw rod (31), a pressure plate (32) and a nut (33), the pressure plate (32) is located on the top of the guide sleeve (21), the nut (33) is located on the top of the pressure plate (32), the screw rod (31) is provided with at least one group and is fixed on the top of the piston rod (24), and the top of the screw rod (31) is threadedly connected with the nut (33) penetrating the pressure plate (32).

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