CN214079603U - Clamp exchange workbench mechanism of medium-sized gear shaper - Google Patents
Clamp exchange workbench mechanism of medium-sized gear shaper Download PDFInfo
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- CN214079603U CN214079603U CN202022437485.4U CN202022437485U CN214079603U CN 214079603 U CN214079603 U CN 214079603U CN 202022437485 U CN202022437485 U CN 202022437485U CN 214079603 U CN214079603 U CN 214079603U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 87
- 238000010862 gear shaping Methods 0.000 claims abstract description 42
- 210000000078 claw Anatomy 0.000 claims abstract description 27
- 230000003028 elevating effect Effects 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 9
- 229910003460 diamond Inorganic materials 0.000 claims description 7
- 239000010432 diamond Substances 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 7
- 238000003754 machining Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
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Abstract
The utility model provides a medium-sized gear shaping machine anchor clamps exchange workbench mechanism is provided with gear shaping machine body on the gear shaping machine workstation, the top symmetry of gear shaping machine workstation is provided with the location mesa, install through zero locator location on the location mesa and be used for carrying out the anchor clamps body that presss from both sides tightly to the work piece, anchor clamps body cooperatees with the tight claw structure that holds in the palm that is used for pressing from both sides to it, press from both sides tight claw structure and the tight power unit that presss from both sides that is used for providing the clamp force and cooperate, press from both sides tight power unit fixed mounting and be used for driving the whole top that presss from both sides tight claw structure pivoted rotation mechanism, rotation mechanism with be used for driving its whole elevating system's of going up and down inside, elevating system fixed mounting is on gear shaping machine workstation. The mechanism adopts a double-station structure, so that the clamping and positioning of the workpiece are alternately realized in the workpiece machining process, and the problem that the medium-sized gear shaping cannot adopt double working tables is solved.
Description
Technical Field
The utility model belongs to the technical field of gear shaping machines, in particular to a fixture exchanging worktable mechanism of a medium-sized gear shaping machine, which particularly meets the requirement of large-batch gear shaping; and can also be applied to other batch production machine tools.
Background
The medium-sized gear shaping machine has the advantages of large and heavy workpiece characteristics, long hoisting auxiliary time, low efficiency and large-scale production in particular; the gear shaping machine has high working precision and high requirement on workpiece positioning; the impact and the vibration are large, and the requirements on the rigidity of the workbench and the clamp are high; the application range is wide, and the requirement on a hydraulic clamp is high; no medium-sized gear shaping machine has two worktable mechenism at present, the utility model provides an above problem.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem, the utility model provides a medium-sized gear shaping machine anchor clamps exchange worktable mechenism, this mechanism adopts duplex bit architecture, has guaranteed in the work piece course of working, and the clamping location of alternate realization work piece has solved the problem that medium-sized gear shaping can not adopt two workstations, has improved the clamping machining efficiency of work piece.
In order to realize the technical characteristics, the purpose of the utility model is realized as follows: the utility model provides a medium-sized gear shaping machine anchor clamps exchange workbench mechanism, it includes gear shaping machine workstation, be provided with gear shaping machine body on the gear shaping machine workstation, the top symmetry of gear shaping machine workstation is provided with the location mesa, install through zero locator location on the location mesa and be used for carrying out the anchor clamps body that presss from both sides tightly to the work piece, anchor clamps body cooperatees with the tight claw structure that holds in the palm that is used for pressing from both sides to it, press from both sides tight claw structure and the tight power unit that presss from both sides that is used for providing the clamp force and cooperate, press from both sides tight power unit fixed mounting and be used for driving the whole top that presss from both sides tight claw structure pivoted rotation mechanism, rotation mechanism and the inside that is used for driving its whole elevating system that goes up and down, elevating system fixed mounting is on gear shaping machine workstation to be located.
The zero positioner comprises a round pin positioner, a diamond positioner and symmetrically arranged tensioners; the oil cylinders of the round pin positioner, the diamond positioner and the tensioner and the oil outlet joint part of the exchange joint are arranged in the positioning table surface, and the exchange joint is connected with the hydraulic unit and provides hydraulic power.
Press from both sides tight power unit and include the trailing arm mounting bracket, install two sets of gear installation axles of arranging in pairs on the trailing arm mounting bracket, the epaxial first gear of installing of gear installation, first gear with be used for driving its pivoted first rack toothing transmission, first rack adopts the double faced tooth structure, the rack of its both sides simultaneously with be located the first gear toothing transmission of both sides, the piston rod end at first hydro-cylinder is installed to first rack, press from both sides tightly and hold in the palm claw structrual installation on corresponding first gear.
The clamping supporting claw structure comprises a supporting arm, the supporting arm is fixedly installed on a first gear of a clamping power mechanism through a fastening bolt, and a supporting claw used for clamping the clamp body is fixedly installed on the inner side face of the tail end of the supporting arm.
The clamp body comprises a clamp seat, and a central chuck seat is fixed at the central part of the top of the clamp seat; the clamp seat and the central chuck seat are provided with initial positioning structures for initially clamping and positioning the workpiece; the central chuck seat is provided with an accurate positioning mechanism for accurately positioning the workpiece; and a plurality of clamping mechanisms for clamping the workpiece are uniformly distributed at the top of the clamp seat and positioned on the periphery of the central chuck seat.
The initial positioning structure comprises guide pins symmetrically fixed on the clamp seat, and the guide pins are matched with flange holes of the workpiece to complete radial initial positioning;
the fixture comprises a central chuck seat, a plurality of positioning blocks and a plurality of positioning blocks, wherein the positioning blocks are uniformly distributed on the top edge of the central chuck seat;
the accurate positioning mechanism comprises a plurality of inclined guide holes machined in a central chuck seat, a guide pillar is installed in each inclined guide hole in a sliding fit mode, a clamping jaw is fixedly installed at the top of each guide pillar through a bolt, the outer end face of each clamping jaw is in contact fit with the inner stepped face of the workpiece, and radial positioning and resetting of the workpiece are achieved; the bottom end of the guide post is matched with a piston for driving the guide post to move up and down, and the piston is installed in a piston cavity inside the central chuck seat in a matched mode.
The clamping mechanism comprises fixed seats, the fixed seats are uniformly distributed at the centers and fixed at the top of the clamp seat, supporting cylinders are arranged on the fixed seats in a matching mode, and the top ends of piston rods of the supporting cylinders are supported on the lower end face of a flange of a workpiece in an auxiliary positioning mode;
the fixed seat is provided with a corner oil cylinder in a matching way, the corner oil cylinder is provided with a clamping jaw, and the clamping jaw is matched with the upper end face of the flange of the workpiece and clamps and fixes the flange;
the supporting cylinder and the corner oil cylinder are connected with an oil distribution disc, and the oil distribution disc is matched with the exchange connector.
The lifting mechanism comprises a lifting cylinder base, a lifting oil cylinder body is fixed to the top of the lifting cylinder base, a lifting piston body is mounted inside the lifting oil cylinder body, a guide key groove is machined in the outer side wall of the upper portion of the lifting piston body and forms sliding fit with a first guide pin mounted on the lifting oil cylinder body, and the swing mechanism is mounted inside the lifting piston body.
The rotating mechanism comprises a rotating shaft which is arranged in the lifting piston body through a first bearing and a second bearing, a second gear is fixedly arranged at the bottom end of the rotating shaft through a pressing plate, and the second gear is in meshing transmission with a second rack for driving the second gear to rotate and drives the whole rotating shaft to rotate; the clamping power mechanism is characterized in that a positioning shaft sleeve is arranged between the first bearing and the second bearing, a top bearing end cover is fixed at the top of the rotating shaft, a supporting arm mounting frame of the clamping power mechanism is fixedly mounted on the top bearing end cover, and a bottom bearing end cover used for fixing the second bearing is mounted at the bottom end of the positioning shaft sleeve.
The utility model discloses there is following beneficial effect:
1. the mechanism adopts a double-station structure, so that the clamping and positioning of the workpiece are alternately realized in the workpiece machining process, the problem that the medium-sized gear shaping cannot adopt double working tables is solved, and the clamping and machining efficiency of the workpiece is improved. The positioning between the positioning table board and the clamp body can be realized through the zero point positioner, and the stability and the reliability of workpiece clamping in the machining process are further ensured.
2. The fixture body with the structure can be used for positioning and clamping workpieces to be machined, and then is matched with a gear shaping machine to realize gear shaping of inner hole splines, so that the fixture body is high in automation degree, high in precision, high in flexibility and high in stability, and can meet the requirements of the industry to the greatest extent.
3. Preliminary positioning of the workpiece to be machined can be achieved through the preliminary positioning structure, and convenience of positioning is improved.
4. By adopting a plurality of groups of positioning blocks, the stability and reliability of the support of the workpiece to be processed are ensured.
5. The radial accurate positioning of the workpiece to be processed can be realized through the accurate positioning mechanism, and the positioning accuracy is further ensured.
6. The piston is used for providing power for the guide pillar to slide up and down, and then the clamping jaw is driven to realize radial positioning of the workpiece to be machined.
7. The corner oil cylinder can be used for clamping the top of a workpiece to be machined.
8. Can rise whole anchor clamps body through foretell elevating system, and then guarantee the rotation that two anchor clamps bodies can be normal, realize the conversion of station.
9. The rotary mechanism can realize station switching rotation.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a front view of the present invention.
Fig. 2 is a top view of the position of the clamping power mechanism according to the present invention.
Fig. 3 is a three-dimensional view of the clamp body of the present invention.
Fig. 4 is a cross-sectional view of the clamp body of the present invention.
Fig. 5 is a sectional view of the lifting mechanism and the swing mechanism of the present invention.
In the figure: the gear shaping machine comprises a gear shaping machine body 1, a gear shaping machine workbench 2, a positioning table surface 3, a clamp body 4, a clamping supporting claw structure 5, an energy accumulator 6, a clamping power mechanism 7, a lifting mechanism 8, a rotating mechanism 9, a hydraulic unit 10, an exchange joint 11, a tensioner 12, a round pin positioner 13 and a diamond positioner 14;
the device comprises a clamp seat 401, a central chuck seat 402, a guide pin 403, a support cylinder 404, a fixed seat 405, a corner oil cylinder 406, a clamping jaw 407, a clamping jaw 408, a positioning block 409, a guide pillar 410, an oil distribution disc 411 and a piston 412;
a supporting arm 501, a supporting claw 502 and a fastening bolt 503;
the device comprises a first oil cylinder 701, a first rack 702, a first gear 703, a bracket mounting rack 704 and a gear mounting shaft 705;
the lifting cylinder comprises a lifting cylinder base 801, a lifting oil cylinder body 802, a lifting piston body 803, a guide key groove 804, a first guide pin 805, a rotating shaft 901, a first bearing 902, a positioning shaft sleeve 903, a second bearing 904, a second rack 905, a second gear 906, a pressure plate 907, a bottom bearing end cover 908 and a top bearing end cover 909.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
Example 1:
referring to fig. 1-5, a middle-sized gear shaping machine clamp exchange worktable mechanism comprises a gear shaping machine worktable 2, a gear shaping machine body 1 is arranged on the gear shaping machine worktable 2, a positioning table board 3 is symmetrically arranged at the top of the gear shaping machine worktable 2, a clamp body 4 for clamping a workpiece is arranged on the positioning table board 3 through a zero positioner in a positioning manner, the clamp body 4 is matched with a clamping claw supporting structure 5 for clamping the clamp body, the clamping claw supporting structure 5 is matched with a clamping power mechanism 7 for providing a clamping force, the clamping power mechanism 7 is fixedly arranged at the top of a rotary mechanism 9 for driving the whole clamping claw supporting structure 5 to rotate, the rotary mechanism 9 is arranged in a lifting mechanism 8 for driving the whole lifting mechanism, and the lifting mechanism 8 is fixedly arranged on the gear shaping machine worktable 2, and is located between the two positioning tables 3. The mechanism adopts a double-station structure, so that the clamping and positioning of the workpiece are alternately realized in the workpiece machining process, the problem that the medium-sized gear shaping cannot adopt double working tables is solved, and the clamping and machining efficiency of the workpiece is improved. In the specific use process, the two clamp bodies 4 can alternately clamp and fix the workpiece, the workpiece is machined, the auxiliary clamping time of the workpiece is effectively shortened, and the machining efficiency of the workpiece is improved.
Further, the zero point positioner comprises a round pin positioner 13, a diamond positioner 14 and symmetrically arranged tensioners 12; the oil cylinders of the round pin positioner 13, the diamond positioner 14 and the tensioner 12 and the oil outlet joint part of the exchange joint 11 are arranged inside the positioning table top 3, and the exchange joint 11 is connected with the hydraulic unit 10 and provides hydraulic power. The positioning between the positioning table board 3 and the clamp body 4 can be realized through the zero point positioner, and further, the stability and the reliability of workpiece clamping in the machining process are ensured.
Further, the clamping power mechanism 7 includes a bracket mounting frame 704, two sets of gear mounting shafts 705 arranged in pairs are mounted on the bracket mounting frame 704, a first gear 703 is mounted on the gear mounting shafts 705, the first gear 703 is in meshing transmission with a first gear rack 702 used for driving the first gear rack to rotate, the first gear rack 702 adopts a double-sided tooth structure, the gear racks on two sides of the first gear rack are in meshing transmission with the first gear rack 703 on two sides, the first gear rack 702 is mounted at the end of a piston rod of the first oil cylinder 701, and the clamping pawl structure 5 is mounted on the corresponding first gear rack 703. The clamping power mechanism 7 can be used for clamping the clamp bodies 4, so that the two clamp bodies 4 can be switched, and the clamping reliability is ensured. In the working process, the first oil cylinder 701 drives the first rack 702, the first rack 702 drives the first gear 703, and the first gear 703 drives the clamping claw structure 5 to rotate, so that the workpiece is clamped.
Further, the clamping supporting claw structure 5 includes a supporting arm 501, the supporting arm 501 is fixedly mounted on a first gear 703 of the clamping power mechanism 7 through a fastening bolt 503, and a supporting claw 502 for clamping the clamp body 4 is fixedly mounted on an inner side surface of a tail end of the supporting arm 501. The clamping jaw arrangement 5 described above can be used to clamp a workpiece. In a specific use process, the supporting arm 501 is driven through the first gear 703, the supporting claw 502 is driven through the supporting arm 501, and the clamp body 4 is clamped through the supporting claw 502.
Further, the clamp body 4 includes a clamp seat 401, and a central chuck seat 402 is fixed at a top center portion of the clamp seat 401; the clamp seat 401 and the central chuck seat 402 are provided with initial positioning structures for performing initial clamping and positioning on the workpiece 15; the central chuck base 402 is provided with an accurate positioning mechanism for accurately positioning the workpiece 15; and a plurality of clamping mechanisms for clamping the workpiece 15 are uniformly distributed at the top of the clamp seat 401 and on the periphery of the central chuck seat 402. The fixture body 4 can be used for positioning and reliably clamping the workpiece 15, so that subsequent processing of the workpiece is guaranteed. In the specific use process, the workpiece is positioned through the initial positioning structure and the accurate positioning mechanism, and then the workpiece is clamped and fixed through the clamping mechanism.
Further, the initial positioning structure comprises guide pins 403 symmetrically fixed on the fixture seat 401, and the guide pins 403 are matched with flange holes of the workpiece 15 to complete radial initial positioning; the fixture further comprises a plurality of uniformly distributed positioning blocks 409 fixed on the top edge of the central chuck base 402, and the top end faces of the positioning blocks 409 are in contact fit with the mounting step faces of the workpieces 15; the primary positioning of the workpiece can be realized through the primary positioning structure.
Further, the precise positioning mechanism comprises a plurality of inclined guide holes machined in the central chuck base 402, a guide pillar 410 is installed in each inclined guide hole in a sliding fit manner, a clamping jaw 408 is fixedly installed at the top of the guide pillar 410 through a bolt, the outer end face of the clamping jaw 408 is in contact fit with the inner stepped face of the workpiece 15, and radial positioning and resetting of the workpiece 15 are achieved; the bottom end of the guide post 410 is engaged with a piston 412 for driving up and down movement, and the piston 412 is engaged and installed inside a piston cavity inside the center chuck base 402. The accurate positioning mechanism can realize the accurate positioning of the workpiece. In the working process, the guide pillar 410 is driven by the piston 412 to move up and down, and then the claw 408 is driven by the guide pillar 410 to extend or retract, and finally the radial clamping and positioning of the workpiece 15 are realized.
Further, the clamping mechanism comprises fixed seats 405, the fixed seats 405 are uniformly distributed at the center and fixed at the top of the clamp seat 401, the fixed seats 405 are provided with supporting cylinders 404 in a matching manner, and the top ends of the piston rods of the supporting cylinders 404 are supported on the lower end faces of the flanges of the workpieces 15 in an auxiliary positioning manner; a corner oil cylinder 406 is arranged on the fixed seat 405 in a matching manner, a clamping jaw 407 is arranged on the corner oil cylinder 406, and the clamping jaw 407 is matched with the upper end face of the flange of the workpiece 15 and clamps and fixes the flange; the support cylinder 404 and the corner cylinder 406 are connected to an oil distribution plate 411, and the oil distribution plate 411 is fitted to the crossover joint 11. The clamping mechanism can clamp the workpiece. During clamping, the bottom end of the workpiece 15 is supported by extending the supporting cylinder 404, and the top end is pressed by the corner oil cylinder 406.
Further, the lifting mechanism 8 includes a lifting cylinder base 801, a lifting cylinder body 802 is fixed on the top of the lifting cylinder base 801, a lifting piston body 803 is installed inside the lifting cylinder body 802, a guide key slot 804 is processed on the outer side wall of the upper portion of the lifting piston body 803, the guide key slot 804 and a first guide pin 805 installed on the lifting cylinder body 802 form a sliding fit, and the swing mechanism 9 is installed inside the lifting piston body 803. Can rise whole anchor clamps body 4 through foretell elevating system 8, and then guaranteed the rotation that two anchor clamps bodies 4 can be normal, realize the conversion of station. In the working process, the whole clamping power mechanism 7 at the top of the lifting piston body 803 is driven to lift through the lifting piston body 803.
Further, the rotating mechanism 9 includes a rotating shaft 901 mounted inside the lifting piston 803 through a first bearing 902 and a second bearing 904, a second gear 906 is fixedly mounted at the bottom end of the rotating shaft 901 through a pressing plate 907, and the second gear 906 is in meshing transmission with a second rack 905 for driving the rotating shaft to rotate and drives the entire rotating shaft 901 to rotate; a positioning shaft sleeve 903 is arranged between the first bearing 902 and the second bearing 904, a top bearing end cover 909 is fixed at the top of the rotating shaft 901, the supporting arm mounting frame 704 of the clamping power mechanism 7 is fixedly arranged on the top bearing end cover 909, and a bottom bearing end cover 908 for fixing the second bearing 904 is arranged at the bottom end of the positioning shaft sleeve 903. The rotary mechanism 9 can realize the switching rotation of the stations. In the working process, the second gear 906 is driven by the second rack 905, the rotating shaft 901 is driven to rotate by the second gear 906, and the clamping power mechanism 7 at the top of the rotating shaft 901 is driven to rotate integrally.
Example 2:
the operating method of the clamp exchange worktable mechanism of the medium-sized gear shaper comprises the following steps:
the method comprises the following steps: positioning and mounting the workpiece 15 on the clamp body 4;
step two: starting a clamping power mechanism 7, driving a clamping supporting claw structure 5 and clamping the two clamp bodies 4;
step three: starting the lifting mechanism 8, and driving the whole clamping power mechanism 7, the clamp body 4 and the workpiece 15 to rise through the lifting mechanism 8;
step four: after the two groups of clamp bodies 4 are lifted, the slewing mechanism 9 is started, the clamp bodies 4 are driven to rotate 180 degrees through the slewing mechanism 9, then the workpiece 15 is sent to the gear shaping machine workbench 2, and after the lifting mechanism 8 is reset, the clamp bodies 4 and the positioning table top 3 are positioned and fixed through the zero point positioner;
step five: starting the gear shaper body 1 to perform gear shaping processing on the workpiece 15, and clamping and fixing the second workpiece 15 again at another station;
step six: after the first workpiece 15 is machined, the machined workpiece is sent out and taken out again through the cooperation among the clamping power mechanism 7, the lifting mechanism 8 and the rotating mechanism 9, and meanwhile, a second workpiece to be machined is sent to the gear shaping machine workbench 2 to be machined;
step seven: and repeating the fifth step to the sixth step, and continuously processing the workpieces in large batch.
Claims (9)
1. The utility model provides a medium-sized gear shaping machine anchor clamps exchange worktable mechenism which characterized in that: it includes gear shaping machine workstation (2), be provided with gear shaping machine body (1) on gear shaping machine workstation (2), the top symmetry of gear shaping machine workstation (2) is provided with location mesa (3), install through zero point locator location on location mesa (3) and be used for carrying out the anchor clamps body (4) that press from both sides tightly to the work piece, anchor clamps body (4) cooperatees with the tight claw structure (5) of pressing from both sides that are used for it to press from both sides tightly, press from both sides tight claw structure (5) and cooperate with the tight power unit (7) of the clamp that are used for providing the clamp force, press from both sides tight power unit (7) fixed mounting at the top that is used for driving whole tight claw structure (5) pivoted rotation mechanism (9) of pressing from both sides, rotation mechanism (9) with the inside that is used for driving its elevating system (8) of whole lift, elevating system (8) fixed mounting is on gear shaping machine workstation (2), and is positioned between the two positioning platforms (3).
2. The medium-sized gear shaper clamp exchange table mechanism according to claim 1, characterized in that: the zero point positioner comprises a round pin positioner (13), a diamond positioner (14) and symmetrically arranged tensioners (12); the oil cylinders of the round pin positioner (13), the diamond positioner (14) and the tensioner (12) and the oil outlet joint part of the exchange joint (11) are arranged inside the positioning table top (3), and the exchange joint (11) is connected with the hydraulic unit (10) and provides hydraulic power.
3. The medium-sized gear shaper clamp exchange table mechanism according to claim 1, characterized in that: the clamping power mechanism (7) comprises a supporting arm mounting frame (704), two sets of gear mounting shafts (705) arranged in pairs are mounted on the supporting arm mounting frame (704), a first gear (703) is mounted on each gear mounting shaft (705), the first gear (703) is in meshing transmission with a first rack (702) used for driving the first gear to rotate, the first rack (702) is of a double-faced gear structure, racks on two sides of the first rack are in meshing transmission with the first gears (703) on two sides, the first rack (702) is mounted at the tail end of a piston rod of a first oil cylinder (701), and the clamping claw supporting structure (5) is mounted on the corresponding first gear (703).
4. The medium-sized gear shaper clamp exchange table mechanism according to claim 1 or 3, characterized in that: the clamping supporting claw structure (5) comprises a supporting arm (501), the supporting arm (501) is fixedly installed on a first gear (703) of the clamping power mechanism (7) through a fastening bolt (503), and a supporting claw (502) used for clamping the clamp body (4) is fixedly installed on the inner side face of the tail end of the supporting arm (501).
5. The medium-sized gear shaper clamp exchange table mechanism according to claim 1, characterized in that: the clamp body (4) comprises a clamp seat (401), and a central chuck seat (402) is fixed at the central part of the top of the clamp seat (401); the clamp seat (401) and the central chuck seat (402) are provided with initial positioning structures for preliminarily clamping and positioning the workpiece (15); the central chuck seat (402) is provided with a precise positioning mechanism for precisely positioning the workpiece (15); and a plurality of clamping mechanisms for clamping the workpiece (15) are uniformly distributed on the top of the clamp seat (401) and positioned on the periphery of the central chuck seat (402).
6. The medium-sized gear shaper clamp exchange table mechanism according to claim 5, characterized in that: the initial positioning structure comprises guide pins (403) symmetrically fixed on a clamp seat (401), and the guide pins (403) are matched with flange holes of a workpiece (15) to complete radial initial positioning;
the fixture is characterized by further comprising a plurality of uniformly distributed positioning blocks (409) fixed on the top edge of the central chuck seat (402), wherein the top end faces of the positioning blocks (409) are in contact fit with the mounting step faces of the workpieces (15);
the accurate positioning mechanism comprises a plurality of inclined guide holes machined in a central chuck seat (402), a guide pillar (410) is installed in each inclined guide hole in a sliding fit mode, a clamping jaw (408) is fixedly installed at the top of each guide pillar (410) through a bolt, the outer end face of each clamping jaw (408) is in contact fit with the inner stepped face of the workpiece (15), and radial positioning and resetting of the workpiece (15) are achieved; the bottom end of the guide post (410) is matched with a piston (412) for driving the upper and lower movement of the guide post, and the piston (412) is matched and installed in a piston cavity in the central chuck seat (402).
7. The medium-sized gear shaper clamp exchange table mechanism according to claim 5, characterized in that: the clamping mechanism comprises fixed seats (405), the fixed seats (405) are uniformly distributed at the center and fixed at the top of the clamp seat (401), supporting cylinders (404) are installed on the fixed seats (405) in a matched mode, and the top ends of piston rods of the supporting cylinders (404) are supported on the lower end face of a flange of a workpiece (15) in an auxiliary positioning mode;
a corner oil cylinder (406) is arranged on the fixed seat (405) in a matched manner, a clamping jaw (407) is arranged on the corner oil cylinder (406), and the clamping jaw (407) is matched with the upper end face of the flange of the workpiece (15) and clamps and fixes the flange;
the supporting cylinder (404) and the corner oil cylinder (406) are connected with an oil distribution plate (411), and the oil distribution plate (411) is matched with the exchange joint (11).
8. The medium-sized gear shaper clamp exchange table mechanism according to claim 1, characterized in that: elevating system (8) are including lift cylinder base (801), the top of lift cylinder base (801) is fixed with lift cylinder body (802), the internally mounted of lift cylinder body (802) has lift piston body (803), processing has direction keyway (804) on the upper portion lateral wall of lift piston body (803), direction keyway (804) constitute sliding fit with first uide pin (805) of installing on lift cylinder body (802), swing mechanism (9) are installed in the inside of lift piston body (803).
9. The medium-sized gear shaper clamp exchange table mechanism according to claim 1 or 8, characterized in that: the rotating mechanism (9) comprises a rotating shaft (901) which is arranged inside the lifting piston body (803) through a first bearing (902) and a second bearing (904), the bottom end of the rotating shaft (901) is fixedly provided with a second gear (906) through a pressing plate (907), and the second gear (906) is in meshing transmission with a second rack (905) for driving the rotating shaft to rotate and drives the whole rotating shaft (901) to rotate; a positioning shaft sleeve (903) is installed between the first bearing (902) and the second bearing (904), a top bearing end cover (909) is fixed to the top of the rotating shaft (901), a supporting arm mounting frame (704) of the clamping power mechanism (7) is fixedly installed on the top bearing end cover (909), and a bottom bearing end cover (908) used for fixing the second bearing (904) is installed at the bottom end of the positioning shaft sleeve (903).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022437485.4U CN214079603U (en) | 2020-10-28 | 2020-10-28 | Clamp exchange workbench mechanism of medium-sized gear shaper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022437485.4U CN214079603U (en) | 2020-10-28 | 2020-10-28 | Clamp exchange workbench mechanism of medium-sized gear shaper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214079603U true CN214079603U (en) | 2021-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022437485.4U Expired - Fee Related CN214079603U (en) | 2020-10-28 | 2020-10-28 | Clamp exchange workbench mechanism of medium-sized gear shaper |
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| CN (1) | CN214079603U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115780849A (en) * | 2022-12-05 | 2023-03-14 | 武汉重型机床集团有限公司 | Workpiece alignment device and method for exchangeable self-centering chuck |
| CN116984636A (en) * | 2023-09-25 | 2023-11-03 | 江苏中钦交通科技有限公司 | Turning equipment for machining trailer roller wheel rims |
-
2020
- 2020-10-28 CN CN202022437485.4U patent/CN214079603U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115780849A (en) * | 2022-12-05 | 2023-03-14 | 武汉重型机床集团有限公司 | Workpiece alignment device and method for exchangeable self-centering chuck |
| CN116984636A (en) * | 2023-09-25 | 2023-11-03 | 江苏中钦交通科技有限公司 | Turning equipment for machining trailer roller wheel rims |
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Granted publication date: 20210831 |