Synchronizing wheel hobbing positioning tool

Abstract

The utility model relates to the technical field of machining, in particular to a synchronizing wheel hobbing positioning tool which comprises a body, an adjusting rotary handle is arranged at the left end of the body, a driving motor and a threaded column are arranged in a driving machine shell, the driving motor is connected with a driving shaft, a baffle is arranged on the right side of an adjusting rotary knob, and a rubber gasket is arranged on the surface of the baffle. One end of each driving block is sleeved on a driving block rotating shaft, the other end of each driving block is provided with a fixing rod, the other end of each fixing rod is provided with a hinge connecting rod, one end of the rotating shaft is connected with the main body, and the other end of the rotating shaft is connected with a tip, and the surface of the tip is provided with a rubber pad; the device has the beneficial effects that the threaded column and the synchronous connecting rod are arranged to achieve synchronous adjustment of the hydraulic system supporting column, the scale sliding rail is arranged to achieve rapid adjustment when drills are machined on the same synchronous wheel, and the clamping precision is improved; high-precision positioning and foundation fixing of the synchronizing wheel before drilling are achieved.

Description

Technical Field

[0001] The utility model relates to the field of mechanical processing, in particular to a synchronous wheel gear hobbing positioning tool. Background Art

[0002] The manufacturing process of synchronous gears is complex and delicate, primarily involving the following steps: Material selection based on actual requirements. Common materials for synchronous gears include 45# steel, aluminum alloy, plastic, stainless steel, and pig iron. During the manufacturing process, drilling is required, and machining the gear portion of the synchronous gear is the most critical part of the manufacturing process.

[0003] In the existing technology, the equipment for the synchronous wheel gear turning process includes a positioning fixture for the synchronous wheel and an automatic cutting lathe. The synchronous wheel is fixed and positioned by the positioning fixture, and the positioning fixture drives the synchronous wheel to rotate, and the lathe drives the tool to rotate to achieve the purpose of gear turning. However, in the existing technology, there are certain problems with the positioning and clamping of the synchronous wheel during gear turning. The stability of the clamping center and the accuracy of the synchronous wheel positioning are not high. The large amount of waste chips generated during the cutting process are not easy to clean. Therefore, the utility model proposes a synchronous wheel gear hobbing positioning tool to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a synchronous wheel gear hobbing positioning tool to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the present invention provides the following technical solutions: a synchronous wheel gear hobbing positioning tool, comprising

[0006] The main body comprises a waste chip trough at the lower end of the main body, a collection trough inside the waste chip trough, a pull-out handle on the collection trough, an adjustment handle at the left end of the main body, a drive motor housing on the left side of the main body, a drive motor and a threaded column inside the drive motor housing, the drive motor is connected to the drive shaft, an adjustment knob and a lock buckle are provided at the end of the drive shaft, and a baffle is provided on the right side of the adjustment knob;

[0007] A baffle, wherein a rubber gasket is provided on the surface of the baffle, and four driving blocks are provided on the right side of the baffle, one end of each driving block is sleeved on the driving block rotation axis, the other end of each driving block is provided with a fixing rod, and the other end of each fixing rod is provided with a hinge connecting rod;

[0008] A rotating shaft, one end of which is connected to the main body and the other end is connected to the top, and a rubber pad is provided on the surface of the top;

[0009] Preferably, the left end of the main body is provided with an adjusting handle, the adjusting handle is connected with a threaded column in the inner side of the left end of the main body, the threaded column is connected with a driving shaft through bearing cooperation, the inner side of the driving machine shell is provided with a driving motor, the driving motor is connected with the driving shaft, the end of the driving shaft is provided with an adjusting knob and a lock catch, the right side of the adjusting knob is provided with a baffle, and the surface of the baffle is provided with a rubber pad;

[0010] Preferably, the right side of the baffle is provided with a driving block, the driving block is sleeved on a driving block rotating shaft through bearing cooperation, the end of the driving block is provided with a fixed rod through bolts, the surface of the fixed rod is provided with an arc-shaped rubber pad, and the other end of the fixed rod is connected with a hinge connecting rod, and the hinge connecting rod is fixed with the adjusting knob through the fixed rod;

[0011] Preferably, the inner side of the right side of the main body is provided with a rotating shaft, the inner side of the rotating shaft is fixed on the main body through bearing cooperation, the end of the rotating shaft is provided with a center, and the surface of the center is provided with a rubber pad;

[0012] Preferably, the lower side of the main body is provided with a scrap groove, the lower side of the scrap groove is provided with a hole, and the lower side of the scrap groove is provided with a collecting groove, and the collecting groove is provided with a pull handle towards the hole side.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: when the synchronous wheel is clamped by the gear teeth, the radius of the fixed rod arranged in an annular array is reduced through the adjusting knob, the synchronous wheel workpiece is sleeved on the fixed rod, the adjusting handle moves the driving shaft to the center, the synchronous wheel workpiece is transversely extruded and fixed, the radius of the fixed rod is increased through the adjusting knob to extrude the inside of the synchronous wheel workpiece, the synchronous wheel workpiece can be further fixed, the lock catch is pulled down to lock the knob, the driving motor in the driving shell drives the rotating shaft to rotate and cooperates with the gear to rotate to achieve the purpose of the synchronous wheel gear, the scrap generated in the process of the synchronous wheel gear falls into the scrap groove, and after a certain amount of scrap is collected, the collecting groove can be pulled out for cleaning through the pull handle. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a structure oblique side view of the utility model;

[0015] Fig. 2 It is a structure front view of the utility model;

[0016] Fig. 3 It is a structure local enlarged view of the utility model;

[0017] In the figure: 1 main body, 2 rotating shaft, 3 tailstock, 4 adjusting knob, 5 lock catch, 6 adjusting handle, 7 scrap groove, 8 pull handle, 9 drive machine shell, 10 articulated link, 11 rubber pad, 12 arc-shaped rubber pad, 13 baffle, 14 drive block, 15 drive block rotating shaft, 16 fixed rod, 17 drive shaft. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme of the utility model carry out clearly, complete description, and the advantage is more clear and distinct, the following combining the drawing to the utility model embodiment carries out further detailed explanation.Should understand, the specific embodiment described here is a part of the embodiment of the utility model, instead of all the embodiments, only use to explain the embodiment of the utility model, and does not use to limit the embodiment of the utility model, all other embodiments obtained by the ordinary skill of the art without making the creative labor belong to the scope of protection of the utility model.

[0019] Please refer to Figs. 1-3 , the utility model provides a technical scheme: a synchronous wheel hobbing positioning tool, comprising

[0020] The main body 1 is provided with a scrap groove 7 at the lower end, the scrap groove 7 is internally provided with a collecting groove, the collecting groove is welded with a pull handle 8, the left end of the main body 1 is provided with an adjusting handle 6, the left side of the main body 1 is internally provided with a drive machine shell 9, the drive machine shell 9 is internally provided with a drive motor and a threaded column, the drive motor is connected with a drive shaft 17, the drive shaft 17 is provided with an adjusting knob 4 and a lock catch 5 at the end, the right side of the adjusting knob 4 is provided with a baffle 13;

[0021] The baffle 13 is provided with a rubber pad 11 on the surface, the right side of the baffle 13 is provided with four drive blocks 14, one end of the drive block 14 is sleeved on a drive block rotating shaft 15, the other end of the drive block 14 is provided with a fixed rod 16, the other end of the fixed rod 16 is provided with an articulated link 10;

[0022] The rotating shaft 2 is connected with the main body 1 at one end and connected with the tailstock 3 at the other end, the surface of the tailstock 3 is provided with a rubber pad.

[0023] The left outer side of the main body 1 is provided with an adjusting knob 6, which is connected with a threaded column in the inner side of the left end of the main body 1. The threaded column is connected with a driving shaft 17 through bearing cooperation. A driving motor is arranged in the driving motor shell 9. The driving motor is connected with the driving shaft 17. The end of the driving shaft 17 is provided with an adjusting knob 4 and a lock 5. The lock 5 is fixed with the adjusting knob 4 through the cooperation of the control rivet and the annular array of holes. The right side of the adjusting knob 4 is provided with a baffle 13. The surface of the baffle 13 is provided with a rubber pad 11. The extension of the driving shaft 17 can be adjusted by rotating the knob 6 and the threaded column. The rubber pad 11 on the surface of the baffle 13 can prevent the baffle 13 from directly rubbing the synchronous wheel workpiece, thereby preventing scratches on the surface of the synchronous wheel workpiece and affecting subsequent processing. The lock 5 can prevent the synchronous wheel workpiece from moving when the fixed rod 16 is pressed to fix the synchronous wheel workpiece, so that the fixation is more reliable.

[0024] The right side of the baffle 13 is provided with a driving block 14, which is sleeved on the driving block rotating shaft 15 through bearing cooperation. The end of the driving block 14 is provided with a fixed rod 16 through a bolt. The surface of the fixed rod 16 is provided with an arc-shaped rubber pad 12. The other end of the fixed rod 16 is connected with a hinge connecting rod 10. The center of the hinge connecting rod 10 is fixed with the adjusting knob 4 through a fixed rod. The hinge connecting rod 10 and the driving block 14 are arranged to realize the synchronous change of the arrangement radius of the annular array of fixed rods 16, so as to realize the functions of synchronous wheel workpiece fixation and centering.

[0025] The right side of the main body 1 is provided with a rotating shaft 2, which is fixed in the main body 1 through bearing cooperation. The end of the rotating shaft 2 is provided with a center 3. The surface of the center 3 is provided with a rubber pad. The rubber pad on the surface of the center 3 can prevent scratches on the end of the synchronous wheel workpiece when the synchronous wheel workpiece is pressed in the transverse direction, thereby affecting subsequent processing.

[0026] The lower side of the main body 1 is provided with a scrap groove 7. The lower side of the scrap groove 7 is provided with a hole. The lower side of the scrap groove 7 is provided with a collecting groove. The collecting groove is provided with a pull handle 8 on the side of the hole. The scrap groove 7 and the pull handle 8 are arranged to improve the portability of the scrap generated during the tooth machining of the synchronous wheel.

[0027] In actual use: by rotating the handle 6 to cooperate with the rotation of the threaded column, the extension of the driving shaft 17 can be adjusted, the rubber pad 11 on the surface of the baffle 13 can prevent the baffle 13 from directly rubbing with the synchronous wheel workpiece, so as to cause scratches on the surface of the synchronous wheel workpiece and affect subsequent processing, by setting the lock catch 5, movement can be avoided when the fixed rod 16 is pressed to fix the synchronous wheel workpiece, so that the fixing is more firm, by setting the hinge connecting rod 10 and the driving block 14, the fixed rod 16 in the form of a ring array can change the arrangement radius synchronously, the functions of fixing and centering the synchronous wheel workpiece are achieved, by setting the rubber pad on the surface of the center 3, scratches on the end of the synchronous wheel workpiece caused by extrusion in the transverse fixing can be avoided, so as to affect subsequent processing, by setting the scrap groove 7 and the pull handle 8, the portability of cleaning the scrap generated in the gear machining process of the synchronous wheel is improved.

[0028] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A gear hobbing positioning fixture for a synchronizing wheel, characterized by: The utility model provides a kind of adjustable rotary knob, including The main body (1), the lower end of the main body (1) is equipped with scrap groove (7), the inside of the scrap groove (7) is equipped with collection groove, pull handle (8) is welded on the collection groove, the left end of the main body (1) is equipped with adjusting handle (6), the left side of the inside of the main body (1) is equipped with drive machine shell (9), the inside of the drive machine shell (9) is equipped with drive motor and threaded column, the drive motor is connected with driving shaft (17), the end of the driving shaft (17) is equipped with adjusting knob (4) and lock catch (5), the right side of the adjusting knob (4) is equipped with baffle (13); The baffle (13) is equipped with rubber pad (11) on the surface, the right side of the baffle (13) is equipped with four driving blocks (14), one end of the driving block (14) is sleeved on driving block rotating shaft (15), the other end of the driving block (14) is equipped with fixed rod (16), the other end of the fixed rod (16) is equipped with hinged link (10); Rotary shaft (2), one end of the rotary shaft (2) is connected with the main body (1), and the other end is connected with the center (3), and the surface of the center (3) is equipped with rubber pad.

2. The hobbing positioning fixture for a synchronizing ring according to claim 1, characterized in that: The left end of the main body (1) is equipped with adjusting handle (6), the adjusting handle (6) is connected with the threaded column in the drive machine shell (9) inside the left end of the main body (1), the threaded column is connected with driving shaft (17) through bearing cooperation, the inside of the drive machine shell (9) is equipped with drive motor, the drive motor is connected with driving shaft (17), the end of the driving shaft (17) is equipped with adjusting knob (4) and lock catch (5), the lock catch (5) is fixed adjusting knob (4) through the cooperation of control rivet and annular array of holes, the right side of the adjusting knob (4) is equipped with baffle (13), the surface of the baffle (13) is equipped with rubber pad (11).

3. The hobbing positioning fixture for a synchronizing ring as set forth in claim 1, wherein: The right side of the baffle (13) is equipped with driving block (14), the driving block (14) is sleeved on driving block rotating shaft (15) through bearing cooperation, the end of the driving block (14) is provided with fixed rod (16) through bolt, the surface of the fixed rod (16) is equipped with arc rubber pad (12), the other end of the fixed rod (16) is connected with hinged link (10), the center of the hinged link (10) is fixed with adjusting knob (4) through fixed rod.

4. The hobbing positioning fixture for a synchronizing ring according to claim 1, characterized in that: The right side of the main body (1) is equipped with rotary shaft (2), the inside of rotary shaft (2) is fixed on the main body (1) through bearing cooperation, the end of the rotary shaft (2) is equipped with center (3), the surface of the center (3) is equipped with rubber pad.

5. The hobbing positioning fixture for a synchronizing ring as set forth in claim 1, wherein: The lower side of the main body (1) is equipped with scrap groove (7), the lower side of the scrap groove (7) is equipped with hole, the lower side of the scrap groove (7) is equipped with collection groove, the collection groove is equipped with pull handle (8) towards the hole side.

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