Disc type rough and finish machining clamp for output shaft planet carrier

Abstract

The utility model relates to a disc type rough and finish machining clamp for an output shaft planet carrier, which belongs to the technical field of clamps and comprises a connecting seat, a rough machining clamping component and a finish machining clamping component are arranged on the connecting seat, the finish machining clamping component comprises a first supporting seat used for supporting a workpiece to be machined, and the workpiece to be machined is provided with a positioning part. The positioning piece is detachably connected to the first supporting column and the second supporting column, the first supporting column and the second supporting column are arranged on the connecting base, and the finish machining clamping assembly further comprises a plurality of first side clamping assemblies used for clamping the to-be-machined piece in the circumferential direction. According to the clamp, the rough machining clamping assembly and the finish machining clamping assembly are arranged, the output shaft planet carrier can be fixed to the clamp in a disc mode, the problem that in the prior art, machining equipment cannot directly clamp output shaft planet carrier disc type parts is solved, and after the clamp is arranged, the clamping efficiency can be improved, and the part machining precision can be improved.

Description

Technical Field

[0001] This utility model relates to the field of fixture technology, and in particular to a planetary carrier disc type roughing and finishing fixture with an output shaft. Background Technology

[0002] Due to the irregular shape of the output planetary carrier, existing machining equipment cannot directly fix the output planetary carrier during roughing and finishing processes, thus preventing its machining. In order to perform roughing and finishing on the output planetary carrier, a roughing and finishing fixture is required to hold it. Utility Model Content

[0003] In order to overcome the above-mentioned defects of the prior art, the present invention provides a planetary carrier disc type roughing and finishing fixture to solve the problems mentioned in the background art.

[0004] To achieve the above-mentioned utility model objectives, this utility model provides a planetary carrier disc-type roughing and finishing fixture, including a connecting seat. The connecting seat is provided with a roughing clamping assembly and a finishing clamping assembly. The finishing clamping assembly includes a first support seat for supporting the workpiece to be processed. The workpiece to be processed is provided with a positioning member. The positioning member is detachably connected to a first support column and a second support column. The first support column and the second support column are disposed on the connecting seat. The finishing clamping assembly also includes a plurality of first side clamping assemblies for circumferentially clamping the workpiece to be processed.

[0005] Furthermore, the first side clamping assembly includes a first clamping member, which has a first limiting through groove. A first limiting threaded rod is fitted into the first limiting through groove. The first limiting threaded rod is detachably mounted on the connecting seat. A first limiting nut is fitted onto the lower end of the first limiting threaded rod, and a first fastening nut is fitted onto the upper end of the first limiting threaded rod. The first fastening nut is located above the first clamping member. The bottom of the first clamping member has a first limiting groove, which is fitted into the first limiting groove. A first supporting threaded rod is fitted onto the first supporting threaded rod. The bottom of the first supporting threaded rod is detachably mounted in the connecting seat, and a first supporting nut is fitted onto the first supporting threaded rod.

[0006] Furthermore, the first clamping member has a first positioning clip at one end facing the workpiece to be processed, which cooperates with the workpiece to be processed.

[0007] Furthermore, the number of the first side clamping components is three, and the three first side clamping components are evenly distributed in a square shape along the circumference of the workpiece to be processed.

[0008] Furthermore, the bottom of the positioning component is provided with a positioning pin that mates with the workpiece to be processed, and the positioning component is provided with a connecting hole for connecting with the first support column and the second support column.

[0009] Furthermore, the roughing clamping assembly includes a second support base for supporting the workpiece to be processed and a plurality of second side clamping assemblies arranged along the circumferential direction of the workpiece to be processed.

[0010] Furthermore, the second side clamping assembly includes a second clamping member, which has a second limiting through groove. A second limiting threaded rod is fitted in the second limiting through groove. The bottom of the second limiting threaded rod is detachably mounted on the connecting seat. A second limiting nut is sleeved on the lower end of the second limiting threaded rod, and a second fastening nut is sleeved on the upper end of the second limiting threaded rod. The second fastening nut is located above the second clamping member. The bottom of the second clamping member also has a second limiting groove, in which a second supporting threaded rod is fitted. The bottom of the second supporting threaded rod is detachably connected to the connecting seat, and a second supporting nut is sleeved on the second supporting threaded rod.

[0011] Furthermore, the second clamping member has a second positioning clip at one end facing the workpiece to be processed, which cooperates with the workpiece to be processed.

[0012] Furthermore, the number of the second side clamping components is three, and the three second side clamping components are evenly distributed in a square shape along the circumference of the workpiece.

[0013] Compared with the prior art, the beneficial effects of this utility model are:

[0014] By setting up roughing clamping components and finishing clamping components, when machining the output shaft planetary carrier disc, the output shaft planetary carrier disc can be fixed on the fixture, solving the problem that the existing machining equipment cannot directly clamp the output shaft planetary carrier disc part. After setting up the fixture of this application, the clamping efficiency can be improved and the machining accuracy of the part can be improved. Attached Figure Description

[0015] Figure 1 This is a three-dimensional structural diagram of an embodiment of the present utility model;

[0016] Figure 2 This is a top view of an embodiment of the present invention.

[0017] Figure 3 This is an enlarged structural schematic diagram of the first clamping member according to an embodiment of the present utility model;

[0018] Figure 4 This is an enlarged structural schematic diagram of the second clamping member according to an embodiment of the present utility model;

[0019] Figure 5 This is an enlarged structural schematic diagram of the positioning component in an embodiment of this utility model. Detailed Implementation

[0020] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the utility model, not all embodiments. The embodiments of this utility model are described below with reference to the accompanying drawings.

[0021] like Figure 1-5 As shown, a planetary carrier-type roughing and finishing fixture includes a connecting seat 1. The connecting seat 1 is provided with a roughing clamping assembly and a finishing clamping assembly. The finishing clamping assembly includes a first support seat 25 for supporting the workpiece 2 to be processed. The workpiece 2 to be processed is provided with a positioning member 14. The positioning member 14 is detachably connected to a first support column 12 and a second support column 13. The first support column 12 and the second support column 13 are disposed on the connecting seat 1. The finishing clamping assembly also includes a plurality of first side clamping assemblies for circumferentially clamping the workpiece 2 to be processed.

[0022] The roughing clamping assembly and the finishing clamping assembly respectively clamp the workpiece 2 to be roughed. The workpiece 2 is a planetary carrier disc part with an output shaft. The roughing clamping assembly clamps the workpiece 2, and then the connecting seat 1 is installed on a machining equipment such as a machining center for machining. The connecting seat 1 is connected through several countersunk holes 24 provided at the bottom. During machining, the connecting seat 1 is installed on the machining equipment, the roughing clamping assembly is installed with the workpiece 2 to be roughed, and the finishing clamping assembly clamps the workpiece 2 to be finished. After machining is completed, another set of roughing and finishing workpieces 2 are installed.

[0023] The first side clamping assembly includes a first clamping member 15, a first limiting through groove 23 on the first clamping member 15, a first limiting threaded rod 16 fitted in the first limiting through groove 23, the first limiting threaded rod 16 being detachably mounted on the connected seat 1, a first limiting nut 17 being sleeved on the lower end of the first limiting threaded rod 16, a first fastening nut 18 being sleeved on the upper end of the first limiting threaded rod 16, the first fastening nut 18 being located above the first clamping member 15, a first limiting groove 22 at the bottom of the first clamping member 15, a first supporting threaded rod 19 fitted in the first limiting groove 22, the bottom of the first supporting threaded rod 19 being detachably mounted in the connected seat 1, and a first supporting nut 20 being sleeved on the first supporting threaded rod 19;

[0024] The first limiting groove 23 is used to limit the position of the first clamping member 15, allowing the first clamping member 15 to move along the direction of the first limiting groove 23 to move closer to or away from the workpiece 2. After adjustment, the first fastening nut 18 is tightened. The first limiting threaded rod 16 is installed on the connecting seat 1 through a threaded connection. The height can be adjusted by rotation. After the height is adjusted, the first limiting nut 17 is tightened. The first limiting groove 22 cooperates with the first supporting threaded rod 19, so that the first limiting groove 23 moves along the length direction of the first limiting groove 22. The directions of the first limiting groove 22 and the first limiting groove 23 are consistent. The first supporting threaded rod 19 is threadedly connected to the connecting seat 1. The height of the first supporting threaded rod 19 can be adjusted by rotation to adjust the height of the first clamping member 15. After the height of the first supporting threaded rod 19 is adjusted, the first supporting nut 20 is tightened to complete the height positioning of the first supporting threaded rod 19.

[0025] The first clamping member 15 has a first positioning card 27 that cooperates with the workpiece 2 at one end facing the workpiece 2. The first positioning card 27 is an L-shaped positioning card, which is clamped on the workpiece 2 to make the clamping more reliable.

[0026] The number of first-side clamping components is three. The three first-side clamping components are evenly distributed in a square shape along the circumference of the workpiece 2 to be processed, clamping the workpiece 2 from three directions, making the clamping more stable and reliable.

[0027] The bottom of the positioning component 14 is provided with a positioning pin 28 that mates with the workpiece 2 to be processed. The positioning component 14 is provided with a connecting hole 29 for connecting with the first support column 12 and the second support column 13. The positioning pin 28 is connected to the positioning component 14 by a threaded connection or by a screw. The upper end of the positioning pin 28 is connected to the positioning component 14, and the lower end of the positioning pin 28 mates with the corresponding hole on the workpiece 2 to achieve the function of limiting the position and thus maintain its accuracy during finishing.

[0028] The roughing clamping assembly includes a second support base 10 for supporting the workpiece 2 to be processed and a plurality of second side clamping components arranged along the circumferential direction of the workpiece 2. The second support base 10 may be provided with mounting holes 11 for mounting it on the connecting base 1. The clamping principle of the roughing clamping assembly is the same as that of the finishing clamping assembly.

[0029] The second side clamping assembly includes a second clamping member 3, which has a second limiting groove 9. A second limiting threaded rod 6 is fitted in the second limiting groove 9. The bottom of the second limiting threaded rod 6 is detachably mounted on the connecting seat 1. A second limiting nut 7 is sleeved on the lower end of the second limiting threaded rod 6. A second fastening nut 8 is sleeved on the upper end of the second limiting threaded rod 6. The second fastening nut 8 is located above the second clamping member 3. The bottom of the second clamping member 3 also has a second limiting groove 21, in which a second supporting threaded rod 4 is fitted. The bottom of the second supporting threaded rod 4 is detachably connected to the connecting seat 1. A second supporting nut 5 is sleeved on the second supporting threaded rod 4.

[0030] The second clamping member 3 is provided with a second positioning card 26 that cooperates with the workpiece 2 at one end facing the workpiece 2;

[0031] The number of second-side clamping components is three, and the three second-side clamping components are evenly distributed in a square shape along the circumference of the workpiece 2 to be processed;

[0032] By setting up roughing clamping components and finishing clamping components, when machining the output shaft planetary carrier disc, the output shaft planetary carrier disc can be fixed on the fixture, solving the problem that the existing machining equipment cannot directly clamp the output shaft planetary carrier disc part. After setting up the fixture of this application, the clamping efficiency can be improved and the machining accuracy of the part can be improved.

[0033] The technical solution of this utility model has been described above with reference to specific embodiments. However, it should be noted that the above description is only for explaining the solution of this utility model and should not be construed as a specific limitation on the scope of protection of the utility model in any way. Based on this explanation, other specific embodiments or equivalent substitutions of this utility model that can be conceived by those skilled in the art without creative effort will all fall within the scope of protection of this utility model.

Claims

1. An off-axis planetary carrier disk-type roughing and finishing fixture, characterized by, The utility model provides a connecting seat (1) is provided with rough machining clamping assembly and finishing clamping assembly, the finishing clamping assembly includes the first support seat (25) for supporting the workpiece (2) of being processed, the workpiece (2) is provided with the positioning piece (14), the positioning piece (14) is detachably connected on the first support column (12) and the second support column (13), the first support column (12) with the second support column (13) are arranged on the connecting seat (1), and the finishing clamping assembly further includes a plurality of first side clamping assemblies for circumferentially clamping the workpiece (2).

2. The off-shaft planetary carrier disk finish machining fixture according to claim 1, characterized in that, The first side clamping assembly includes a first clamping piece (15), the first clamping piece (15) is provided with a first limiting through slot (23), the first limiting through slot (23) is matched with a first limiting threaded rod (16), the first limiting threaded rod (16) is detachably arranged on the connecting seat (1), the lower end of the first limiting threaded rod (16) is provided with a first limiting nut (17), the upper end of the first limiting threaded rod (16) is provided with a first fastening nut (18), the first fastening nut (18) is located above the first clamping piece (15), the bottom of the first clamping piece (15) is provided with a first limiting slot (22), the first limiting slot (22) is matched with a first support threaded rod (19), the bottom of the first support threaded rod (19) is detachably arranged in the connecting seat (1), and the first support threaded rod (19) is provided with a first support nut (20).

3. The off-shaft planetary carrier disk finish machining fixture according to claim 2, characterized in that, The first clamping piece (15) is provided with a first positioning clamp (27) matched with the workpiece (2) at one end of the workpiece (2).

4. The off-shaft planetary carrier disk finish machining fixture according to claim 1, characterized in that, The number of the first side clamping assembly is three, and the three first side clamping assemblies are uniformly distributed along the circumference of the workpiece (2).

5. The off-shaft planetary carrier disk finish machining fixture according to claim 1, characterized in that, The bottom of the positioning piece (14) is provided with a positioning pin (28) matched with the workpiece (2), and the positioning piece (14) is provided with a connecting hole (29) connected with the first support column (12) and the second support column (13).

6. The off-shaft planetary carrier disk finish machining fixture according to claim 1, characterized in that, The rough machining clamping assembly includes a second support seat (10) for supporting the workpiece (2) and a plurality of second side clamping assemblies arranged in the circumferential direction of the workpiece (2).

7. The off-shaft planetary carrier disk finish machining fixture according to claim 6, characterized in that, The second side clamping assembly comprises a second clamping piece (3), a second limiting through slot (9) is arranged on the second clamping piece (3), a second limiting threaded rod (6) is matched and arranged in the second limiting through slot (9), the bottom of the second limiting threaded rod (6) is detachably arranged on the connecting seat (1), a second limiting nut (7) is arranged on the lower end of the second limiting threaded rod (6), a second fastening nut (8) is arranged on the upper end of the second limiting threaded rod (6), the second fastening nut (8) is located above the second clamping piece (3), a second limiting groove (21) is further arranged at the bottom of the second clamping piece (3), a second supporting threaded rod (4) is matched and arranged in the second limiting groove (21), the bottom of the second supporting threaded rod (4) is detachably connected with the connecting seat (1), and a second supporting nut (5) is arranged on the second supporting threaded rod (4).

8. The off-shaft planetary carrier disk finish machining fixture according to claim 7, characterized in that, One end of the second clamping piece (3) towards the workpiece (2) is provided with a second positioning clamp (26) matched with the workpiece (2).

9. The off-shaft planetary carrier disk finish machining fixture according to claim 7, characterized in that, The number of the second side clamping assembly is three, and the three second side clamping assemblies are uniformly distributed along the circumference square of the workpiece (2).

Images