TW202216344A - Angle head capable of adjusting positioning distance and positioning apparatus thereof capable of preventing base from rotating with spindle transmission handle and adapting tool bar set - Google Patents

Abstract

This invention provides an angle head capable of adjusting positioning distance, which is configured with a base, a spindle transmission handle, an adapting tool bar set, and a positioning apparatus. Both of the spindle transmission handle and the adapting tool bar set are disposed on the base. The positioning apparatus is configured with a fastening ring and an adjusting module. The fastening ring is fitted on the angle head and is configured with an engaging groove. The adjusting module is configured with a joining block, a positioning pin, and at least one clutch pin. The joining block is detachably combined with the fastening ring and is provided with a receiving groove. The positioning pin is disposed in the receiving groove and is formed with a locking groove communicated with the engaging groove. The at least one clutch pin is detachably disposed in the engaging groove and the locking groove. Thus, this invention provides an angle head capable of adjusting positioning distance and a positioning apparatus thereof.

Description

Angle head with adjustable positioning distance and its positioning device

The invention relates to an angle head, in particular to an angle head with adjustable positioning distance and a positioning device thereof.

The existing angle head mainly includes a base, a spindle drive handle, an adapter tool bar group and a positioning device. The main shaft transmission handle is arranged in the base. The adaptor bar set is rotatably arranged on the base, and an included angle is formed between the axial direction of the adaptor bar set and the axial direction of the spindle drive handle, and the adaptor tool bar set receives the spindle drive handle drive to rotate. The positioning device is provided with a fixing ring and a positioning pin; the fixing ring is sleeved on the base and is provided with an accommodating groove; The block is clamped on the base.

When the existing angle head is in use, the main shaft drive handle is installed on the main shaft of a machine tool, a positioning block is provided on one side of the main shaft, and the positioning block is provided with a limit groove, and the positioning pin of the positioning device is received by the positioning block. Limit slot limit. When the machine tool is started, the spindle drive handle will be driven by the spindle to rotate. Since the positioning pin of the positioning device is limited by the limiting groove, and the clamping block is clamped on the base, the spindle can be ensured. When the drive handle is turned, the base does not turn with it.

However, the diameter of the spindle of each machine tool is different. In order to ensure that the positioning pin of the positioning device is limited by the limiting groove of the positioning block, the distance between the positioning pin of the positioning device of the existing angle head and the center of the spindle cannot be It is adjusted. When using the existing angle head, the positioning device that can be used with the power tool must be replaced according to the diameter of the machine tool spindle used, so that the positioning pin can be limited by the limit groove. Therefore, the user must have Different specifications of positioning devices increase the manufacturing cost. Therefore, the existing angle head has its own needs to be improved.

In order to solve the problem that the distance between the positioning pin of the positioning device of the existing angle head and the center of the main shaft cannot be adjusted, when using the existing angle head, the positioning device that can be used with the machine tool must be replaced according to the diameter of the main shaft of the machine tool used. Only then can the positioning pin be limited by the limiting groove, so the user must have positioning devices of different specifications, which increases the manufacturing cost. The main purpose of the present invention is to provide a positioning device that can solve the current technical problems, which is Used in conjunction with an angle head, the angle head is assembled on a main shaft when in use, a positioning block is provided on one side of the main shaft, the positioning block is provided with a limit groove, and the positioning device is provided with: a fixing ring, the fixing ring is sleeved on the angle head and has a clamping groove; and An adjustment module, the adjustment module is provided with an engaging block, a positioning pin and at least one clutch pin, the engaging block is detachably combined with the fixing ring, and the distance between the engaging block and the fixing ring can be determined adjustment, and the engaging block forms an accommodating groove, the positioning pin is arranged in the accommodating groove of the engaging block, and protrudes from one end of the accommodating groove, and the portion of the positioning pin protruding from the accommodating groove is subject to The limiting groove of the positioning block limits the position, the positioning pin forms a locking groove, the locking groove communicates with the locking groove of the fixing ring through the accommodating groove, and the at least one clutch pin is detachable It is arranged in the clamping groove of the fixing ring and the clamping groove of the positioning pin.

Further, in the aforementioned positioning device, the adjusting module is provided with at least one increasing block, and the at least one increasing block is arranged between the fixing ring and the engaging block of the adjusting module.

Still further, in the aforementioned positioning device, the at least one increasing block is provided with an accommodating groove, and the at least one clutch pin passes through the accommodating groove.

Furthermore, in the positioning device as described above, the adjustment module is provided with a plurality of the clutch pins, and each clutch pin has a different length.

Preferably, in the positioning device as described above, wherein the accommodating groove penetrates through the engaging block; the adjustment module is provided with a positioning column and an end cover, and the positioning column is movably combined with the positioning pin, and the at least one clutch pin is limited; the end cover is combined with the joint block at one end of the positioning pin that protrudes from the accommodating groove, and covers the accommodating groove.

More preferably, in the positioning device as described above, the positioning column is provided with a keyway; the end cover is provided with a through hole, and the hole is rectilinearly opposite to the keyway of the positioning column.

More preferably, in the aforementioned positioning device, the adjustment module is provided with a plurality of the clutch pins, and each clutch pin has a different length.

Further, the present invention provides an angle head with adjustable positioning distance, which is assembled on a main shaft during use, a positioning block is provided on one side of the main shaft, the positioning block is provided with a limit groove, and the angle of the positioning distance can be adjusted. The head features: a base; a main shaft transmission handle, the main shaft transmission handle is arranged on the base and combined with the main shaft; An adaptor bar set, which is rotatably arranged on the base, and an angle is formed between the axial direction of the adaptor bar set and the axial direction of the spindle drive handle, the adaptor the rod assembly is driven to rotate by the spindle drive handle; and A positioning device, the positioning device is provided with a fixing ring and an adjusting module, the fixing ring is sleeved on the angle head, and is provided with a clamping groove, and the adjusting module is provided with a joint block, a positioning pin and at least one clutch a pin, the engaging block is detachably combined with the fixing ring, and the distance between the engaging block and the fixing ring can be adjusted, and the engaging block forms an accommodating groove, and the positioning pin is arranged on the One end of the accommodating groove protrudes from the accommodating groove, the portion of the positioning pin protruding from the accommodating groove is limited by the limiting groove of the positioning block, the positioning pin forms a locking groove, the The clamping groove is communicated with the clamping groove of the fixing ring through the accommodating groove, and the at least one clutch pin is detachably arranged in the clamping groove of the fixing ring and the clamping groove of the positioning pin.

More preferably, in the angle head with adjustable positioning distance as mentioned above, wherein the adjustment module is provided with at least one increasing block, and the at least one increasing block is provided at the joint between the fixing ring and the adjusting module between blocks.

More preferably, in the angle head with adjustable positioning distance, the adjustment module is provided with a plurality of the clutch pins, and each clutch pin has different lengths.

By the above-mentioned technical means, the effect obtained by the present invention is increased: relative to the positioning device of the existing angle head, only the fixing ring and the positioning pin are provided, and the positioning pin is arranged in the accommodating groove of the fixing ring, resulting in The distance between the positioning pin and the center of the main shaft cannot be adjusted. The positioning device of the angle head with adjustable positioning distance of the present invention is provided with the adjustment module, and the joint block of the adjustment module is detachably combined with the fixing ring , so that the distance between the engaging block and the fixing ring can be adjusted, and then the two ends of the clutch pin of the corresponding length are respectively arranged in the clamping groove of the fixing ring and the clamping groove of the positioning pin, and the adjustment can be made. The distance between the locating pin and the centerline of the spindle. Therefore, when the present invention is installed on the main shafts of different machine tools, the positioning pins can all be limited by the limit grooves of the positioning block, thereby preventing the base together with the main shaft drive handle and the adapter. The cutter bar group rotates together.

In order to be able to understand the technical features and practical effects of the present invention in detail, and to realize according to the contents of the description, hereby further take the preferred embodiment as shown in the drawings, and the detailed description is as follows:

A preferred embodiment of the angle head with adjustable positioning distance proposed by the present invention is shown in FIGS. 1 and 2 . It is assembled on a main shaft 50 during use. A positioning block 51 is provided on one side of the main shaft 50 . The positioning block 51 A limit slot 511 is provided, and the angle head with adjustable positioning distance includes a base 10, a spindle drive handle 20, an adapter tool bar set 30 and a positioning device 40, wherein:

As shown in FIGS. 1 and 2 , the spindle drive handle 20 is disposed in the base 10 , and the spindle drive handle 20 is combined with the spindle 50 during use. The adaptor bar set 30 is rotatably disposed in the base 10 , and an included angle is formed between the axial direction of the adaptor bar set 30 and the axial direction of the spindle drive handle 20 . The tool holder group 30 is driven by the spindle drive handle 20 to rotate, and the structural relationship between the spindle drive handle 20 and the adapter tool holder group 30 belongs to the way the spindle drive handle 20 drives the adapter tool holder group 30. The prior art will not be described in detail.

As shown in FIGS. 2 to 5 , the positioning device 40 is provided with a fixing ring 41 and an adjusting module 49 . The fixing ring 41 is sleeved on the base 10 and has a clamping groove 411 . The adjusting module 49 is provided with an engaging block 42 , a positioning pin 43 , at least one clutch pin 44 , a positioning post 45 , an end cover 46 and an elastic element 47 ; the engaging block 42 is detachably combined with the fixing ring 41 , and the distance between the engaging block 42 and the fixing ring 41 can be adjusted, and the engaging block 42 forms an accommodating groove 421. In the preferred embodiment of the present invention, the accommodating groove 421 is formed through the In the engaging block 42; the positioning pin 43 is set in the accommodating groove 421, and the positioning pin 43 protrudes from one end of the accommodating groove 421 adjacent to the limiting groove 511 of the positioning block 51, and the positioning pin 43 protrudes A portion of the accommodating groove 421 is limited by the limiting groove 511 . The positioning pin 43 is provided with a locking groove 431 and a positioning groove 432 . The locking groove 431 is formed on the positioning pin 43 along the radial direction of the positioning pin 43 . 43, and the locking groove 431 is located in the accommodating groove 421 of the engaging block 42 and communicates with the locking groove 411 of the fixing ring 41 and is linearly opposite. Further, the locking groove 431 penetrates through the positioning pin 43. , the positioning groove 432 is formed at an end of the positioning pin 43 away from the limiting groove 511 along the axial direction of the positioning pin 43 , and communicates with the locking groove 431 . In other preferred embodiments, the positioning pin 43 can be integrally formed in the engaging block 42 , and the locking groove 431 transversely penetrates the engaging block 42 and the positioning pin 43 and communicates with the locking groove 411 And the straight line is opposite.

As shown in FIGS. 3 to 5 , the at least one clutch pin 44 is detachably disposed in the clamping groove 411 of the fixing ring 41 and the clamping groove 431 of the positioning pin 43 , and the at least one clutch pin 44 is provided with a A limiting groove 441, the limiting groove 441 is formed on the outer peripheral surface of the at least one clutch pin 44, and communicates with the accommodating groove 421 of the engaging block 42 through the positioning groove 432 of the positioning pin 43; in the preferred implementation of the present invention For example, the adjustment module 49 is provided with a plurality of clutch pins 44, and the lengths of the clutch pins 44 are different. When the distance between the engagement block 42 and the fixing ring 41 changes, the user can adjust the engagement The distance between the block 42 and the fixing ring 41, a clutch pin 44 with a corresponding length is installed in the clamping groove 411 of the fixing ring 41 and the clamping groove 431 of the positioning pin 43; in other preferred embodiments , the at least one clutch pin 44 can have a telescopic function. The present invention does not limit the number and shape of the clutch pins 44, as long as the distance between the engaging block 42 and the fixing ring 41 can be changed and the corresponding length can be installed. The above-mentioned clutch pins 44 are all objects to be protected by the present invention.

As shown in FIGS. 3 to 5 , the positioning post 45 is movably combined with the positioning pin 43 to limit the at least one clutch pin 44 ; in a preferred embodiment of the present invention, the positioning post 45 is screwed together In the positioning groove 432 of the positioning pin 43 and extending into the limiting groove 441 of the at least one clutch pin 44, the clutch pin 44 is positioned; further, the positioning post 45 is provided with a key groove 451, and the key groove 451 is formed in the positioning One end of the column 45 is away from the limiting groove 511 . The end cover 46 is coupled to the engaging block 42 and is different from one end of the positioning pin 43 protruding from the accommodating groove 421 and covers the accommodating groove 421 ; further, the end cover 46 is provided with a through hole 461 , and the through hole 461 is connected to the accommodating groove 421 . The key grooves 451 of the positioning post 45 are rectilinearly opposite, so that when the user wants to replace the clutch pins 44 with different lengths, the engaging block 42 can be separated from the fixing ring 41, and then a hexagonal wrench as shown in FIG. 6 can be used. The tool 60 is inserted into the through hole 461 and the key slot 451, and the positioning post 45 is rotated, so that the positioning post 45 is separated from the positioning pin 43 and the limiting groove 441 of the at least one clutch pin 44, the positioning post 45 is no longer The at least one clutch pin 44 is limited, so far, the user can take out the at least one clutch pin 44 without disassembling the end cover 46 , which improves the convenience of replacing the at least one clutch pin 44 .

As shown in FIGS. 3 and 5 , one end of the elastic element 47 abuts against the end cover 46 , and the other end abuts against the positioning groove 432 of the positioning pin 43 , and is in a compressed state, so as to apply force to the positioning pin 43 . An upward thrust keeps the positioning pin 43 in a state of extending into the limiting groove 511 of the positioning block 51 .

Preferably, as shown in FIGS. 7 and 8 , the adjusting module 49 is further provided with at least one increasing block 48 , and the at least one increasing block 48 is provided at the joint between the fixing ring 41 and the adjusting module 49 . Between the blocks 42, and the at least one increasing block 48 is provided with an accommodating groove 481, the accommodating groove 481 is formed on the top of the at least one increasing block 48, so that the at least one clutch pin 44 can pass through the accommodating groove 481 to extend into the clamping groove 411 of the fixing ring 41 . Therefore, when the user replaces the clutch pin 44 with the clutch pin 44 with a longer length, the clutch pin 44 can be supported by the at least one extension block 48 .

As shown in Figures 2 and 7, when the user wants to install the angle head with adjustable positioning distance from the main shaft 50 shown in Figure 2 to the main shaft 50A shown in Figure 7, because the main shaft The diameter of 50A is larger than the diameter of the main shaft 50, and the distance between the positioning block 51A and the center line of the main shaft 50A is greater than the distance between the positioning block 51 and the center line of the main shaft 50, so that the positioning pin 43 can still be affected by the To limit the position of the limiting groove 511A of the positioning block 51A, the positioning pin 43 needs to be adjusted to a position where it can be limited by the limiting groove 511A. The fixing ring 41 is disassembled, and the engaging block 42 is set at a position where the positioning pin 43 can extend into the limiting groove 511A as shown in FIG. In the clamping groove 411 of the ring 41 and the clamping groove 431 of the positioning pin 43, the at least one increasing block 48 is finally set between the fixing ring 41 and the engaging block 42, and the center line of the positioning pin 43 is connected to the The distance D1 of the center line of the main shaft 50 can be adjusted to be as shown in FIG. 7 , and the distance D2 between the center line of the positioning pin 43 and the center line of the main shaft 50A can be adjusted to limit the positioning pin 43 to the positioning block 51A in the limiting groove 511A.

By the above-mentioned technical means, the effect obtained by the present invention is increased: relative to the positioning device of the existing angle head, only the fixing ring and the positioning pin are provided, and the positioning pin is arranged in the accommodating groove of the fixing ring, resulting in The distance between the positioning pin and the center of the main shaft cannot be adjusted. The positioning device 40 of the angle head with adjustable positioning distance of the present invention is provided with the adjusting module 49, and the engaging block 42 of the adjusting module 49 is detachably connected to the The fixing ring 41 is combined, so that the distance between the engaging block 42 and the fixing ring 41 can be adjusted, and then the two ends of the clutch pin 44 of the corresponding length are respectively set in the clamping groove 411 of the fixing ring 41 and the positioning In the locking groove 431 of the pin 43, the distance between the positioning pin 43 and the center line of the spindles 50 and 50A can be adjusted. Therefore, when the present invention is installed on the main shafts 50 and 50A of different machine tools, the positioning pins 43 can all be limited by the limiting grooves 511 and 511A of the positioning blocks 51 and 51A, thereby preventing the base The base 10 rotates together with the spindle drive handle 20 and the adapter tool bar set 30 .

10: Pedestal 20: Spindle drive handle 30: Transfer tool holder set 40: Positioning device 41: Fixed ring 411: Card slot 42: Engagement block 421: accommodating slot 43: Locating pin 431: Card slot 432: Positioning slot 44: clutch pin 441: Limit groove 45: Positioning post 451: Keyway 46: End cap 461: Perforation 47: Elastic element 48: Increment block 481: accommodating slot 49: Adjustment Mods 50,50A: Spindle 51,51A: Positioning block 511, 511A: Limit slot 60: Tools D1: Distance D2: Distance

FIG. 1 is a three-dimensional appearance view of a preferred embodiment of the present invention. Figure 2 is a plan front view of the preferred embodiment of the present invention. Figure 3 is an enlarged partial cross-sectional front view of the preferred embodiment of the present invention. FIG. 4 is a partially enlarged perspective exploded view of a preferred embodiment of the present invention. FIG. 5 is an exploded perspective view of an adjustment module according to a preferred embodiment of the present invention. FIG. 6 is a schematic diagram of an implementation state of a preferred embodiment of the present invention. FIG. 7 is a plan front view of another implementation state of the preferred embodiment of the present invention. FIG. 8 is a three-dimensional appearance view of the adjustment module in another implementation state of the preferred embodiment of the present invention.

10: Pedestal

20: Spindle drive handle

30: Transfer tool holder set

40: Positioning device

41: Fixed ring

42: Engagement block

43: Locating pin

44: clutch pin

49: Adjustment Mods

50: Spindle

51: Positioning block

511: Limit slot

Claims (10)

A positioning device is used with an angle head, the angle head is assembled on a main shaft when in use, a positioning block is provided on one side of the main shaft, the positioning block is provided with a limit groove, and the positioning device is provided with: a fixing ring, the fixing ring is sleeved on the angle head and has a clamping groove; and An adjustment module, the adjustment module is provided with an engaging block, a positioning pin and at least one clutch pin, the engaging block is detachably combined with the fixing ring, and the distance between the engaging block and the fixing ring can be determined adjustment, and the engaging block forms an accommodating groove, the positioning pin is arranged in the accommodating groove of the engaging block, and protrudes from one end of the accommodating groove, and the portion of the positioning pin protruding from the accommodating groove is subject to The limiting groove of the positioning block limits the position, the positioning pin forms a locking groove, the locking groove communicates with the locking groove of the fixing ring through the accommodating groove, and the at least one clutch pin is detachable It is arranged in the clamping groove of the fixing ring and the clamping groove of the positioning pin. The positioning device as claimed in claim 1, wherein the adjustment module is provided with at least one increasing block, and the at least one increasing block is arranged between the fixing ring and the engaging block of the adjustment module. The positioning device according to claim 2, wherein the at least one increasing block is provided with an accommodating groove, and the at least one clutch pin passes through the accommodating groove. The positioning device according to any one of claims 1 to 3, wherein the adjustment module is provided with a plurality of the clutch pins, and each clutch pin has a different length. The positioning device according to any one of claims 1 to 3, wherein the accommodating groove is provided through the engaging block; the adjustment module is provided with a positioning post and an end cover, and the positioning post is movably coupled to the positioning The at least one clutch pin is limited in the pin; the end cover is combined with the joint block at an end of the positioning pin that protrudes from the accommodating groove, and shields the accommodating groove. The positioning device as claimed in claim 5, wherein the positioning column is provided with a keyway; a through hole is formed through the end cover, and the hole is linearly opposite to the keyway of the positioning column. The positioning device according to claim 5, wherein the adjustment module is provided with a plurality of the clutch pins, and each clutch pin has a different length. An angle head with adjustable positioning distance, which is assembled on a main shaft when in use, a positioning block is provided on one side of the main shaft, the positioning block is provided with a limit groove, and the angle head with adjustable positioning distance is provided with: a base; a main shaft transmission handle, the main shaft transmission handle is arranged on the base and combined with the main shaft; An adaptor bar set, which is rotatably arranged on the base, and an angle is formed between the axial direction of the adaptor bar set and the axial direction of the spindle drive handle, the adaptor the rod assembly is driven to rotate by the spindle drive handle; and A positioning device, the positioning device is provided with a fixing ring and an adjusting module, the fixing ring is sleeved on the angle head, and is provided with a clamping groove, and the adjusting module is provided with a joint block, a positioning pin and at least one clutch a pin, the engaging block is detachably combined with the fixing ring, and the distance between the engaging block and the fixing ring can be adjusted, and the engaging block forms an accommodating groove, and the positioning pin is arranged on the One end of the accommodating groove protrudes from the accommodating groove, the portion of the positioning pin protruding from the accommodating groove is limited by the limiting groove of the positioning block, the positioning pin forms a locking groove, the The clamping groove is communicated with the clamping groove of the fixing ring through the accommodating groove, and the at least one clutch pin is detachably arranged in the clamping groove of the fixing ring and the clamping groove of the positioning pin. The angle head with adjustable positioning distance according to claim 8, wherein the adjusting module is provided with at least one increasing block, and the at least one increasing block is arranged between the fixing ring and the engaging block of the adjusting module . The angle head with adjustable positioning distance according to claim 8 or 9, wherein the adjustment module is provided with a plurality of the clutch pins, and each clutch pin has a different length.

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