CN117943630A - Gear machining clamping device, gear machining machine tool and method - Google Patents
Gear machining clamping device, gear machining machine tool and method Download PDFInfo
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- CN117943630A CN117943630A CN202410354538.6A CN202410354538A CN117943630A CN 117943630 A CN117943630 A CN 117943630A CN 202410354538 A CN202410354538 A CN 202410354538A CN 117943630 A CN117943630 A CN 117943630A
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- 238000003825 pressing Methods 0.000 claims description 24
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- 238000009434 installation Methods 0.000 claims description 6
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Abstract
The invention belongs to the technical field of gear machining, and particularly discloses a gear machining clamping device, a gear machining machine tool and a gear machining method, wherein the gear machining clamping device comprises a mounting bracket and further comprises: the support rod is detachably connected with the mounting bracket; the positioning seat comprises an upper seat body and a lower seat body, the lower seat body is fixedly arranged at the top of the supporting rod, the upper seat body is arranged on the upper side of the lower seat body, a lower stop block is movably arranged on the lower seat body, an upper stop block is arranged on the upper seat body, and a clamping interval for positioning the gear body is formed between the lower stop block and the upper stop block; wherein, the center part of the gear body is provided with a concave hole which is used for penetrating through the supporting rod and the positioning seat; the invention can rapidly position and clamp the gear workpiece, has good clamping, fixing and positioning effects on the gear workpiece, and ensures the machining precision and the machining efficiency of the gear workpiece.
Description
Technical Field
The invention relates to the technical field of gear machining, in particular to a gear machining clamping device, a gear machining machine tool and a gear machining method.
Background
The gear means a mechanical element on the rim, which is continuously engaged with the gear to transmit motion and power. With the development of production, gear running stability is emphasized. Gear machining is a process that utilizes mechanical methods to achieve a specific structure and precision of the gear. Wheels can be broadly divided into 4 categories: cylindrical gears, bevel gears, toothed rings and special purpose gears.
The gear requires a lot of equipment during the machining process, wherein the gear clamping device is one of them. The conventional gear clamping device is complicated in structure, complicated and laborious in positioning operation, influences the processing efficiency and processing precision of gears, and is not strong in stability, and the lower processing precision of gears can lead to reduction of gear meshing stability and increase of periodic vibration factors of the gears, so that the problems of low transmission efficiency, high noise and the like of a transmission are directly caused.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a gear machining clamping device, a gear machining machine tool and a gear machining method.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
A gear machining clamping device, including the installing support, still include:
The support rod is detachably connected with the mounting bracket; and
The positioning seat comprises an upper seat body and a lower seat body, the lower seat body is fixedly arranged at the top of the supporting rod, the upper seat body is arranged on the upper side of the lower seat body, a lower stop block is movably arranged on the lower seat body, an upper stop block is arranged on the upper seat body, and a clamping section for positioning the gear body is formed between the lower stop block and the upper stop block;
Wherein, the shrinkage pool that is used for passing bracing piece and positioning seat is offered to the central part of gear body.
Preferably, the installation cavity is formed in the upper base, the driving motor is fixedly arranged in the installation cavity, the output shaft of the driving motor is connected with the telescopic rod, the telescopic rod comprises an outer pipe and an inner rod which are in sliding connection with a key groove in the upper base, a first thread is fixedly arranged on the outer pipe, a first sleeve is connected with the first thread, a first connecting rod is movably connected onto the first sleeve, one end of the first connecting rod, far away from the first sleeve, is connected with the upper stop block, a first inclined plane is formed in the top of the upper stop block, and a first groove for moving the upper stop block is formed in the upper base.
Preferably, the working groove is formed in the upper stop block, the rotating shaft is rotationally connected in the working groove, the driven gear is arranged on the rotating shaft, the rack plate meshed with the driven gear is fixedly arranged on the inner wall of the first groove, the swinging rod is arranged on the rotating shaft, the pressing rod is fixedly arranged at one end, far away from the rotating shaft, of the swinging rod, and the second rubber cushion is arranged on the outer side of the pressing rod.
Preferably, the outer side of the outer tube is fixedly provided with a second thread, the second thread is connected with a second sleeve in a threaded manner, a second connecting rod is movably connected to the second sleeve, one end of the second connecting rod, which is far away from the second sleeve, is movably connected with a movable rod, the movable rod transversely slides in an upper seat, one end of the movable rod, which is far away from the second connecting rod, is fixedly provided with a push plate, the push plate is fixedly provided with a first rubber pad, and a movable groove for the push plate to move is formed in the upper seat.
Preferably, the inner rod of the telescopic rod penetrates through the upper seat body and extends into the lower seat body, one end of the inner rod, far away from the upper seat body, is rotationally connected with the lower seat body, a third thread is fixedly arranged on the outer side of the inner rod, a third sleeve is connected with the third thread in a threaded mode, a third connecting rod is movably connected to the third sleeve, one end, far away from the third sleeve, of the third connecting rod is connected with the lower stop block, and a second groove used for moving the lower stop block is formed in the lower seat body.
Preferably, the lower stop block comprises a stop seat movably connected with the third connecting rod, a chute is formed in the stop seat, a sliding block is connected in the chute in a sliding manner, an elastic element is arranged between the sliding block and the inner wall of the chute, and a second inclined plane is formed at the top of the sliding block.
Preferably, the bottom of the upper seat body is fixedly provided with a threaded column, the lower seat body is provided with a threaded hole matched with the threaded column, and the threaded column is provided with a through hole for the telescopic rod to move.
Preferably, the installing support includes the U-shaped board, the both ends of U-shaped board all are provided with the mounting panel, every the mounting panel is vertically upwards all provided with a plurality of flexible extension pipes, every flexible extension pipe keeps away from the one end of mounting panel all is provided with the socket, set up on the bracing piece with socket matched with slot, the third inclined plane that offsets with the gear body activity is seted up at the top of socket.
The utility model provides a gear processing lathe, includes the lathe body, still includes a gear processing clamping device, offer on the lathe body with U shaped plate matched with screw, be provided with fastening bolt in the screw.
The invention also discloses a gear machining method, which comprises a gear machining machine tool and further comprises the following steps:
S1: the mounting bracket is mounted on the machine tool body through a fastening bolt;
S2: then the gear body to be processed is sleeved on the top of the upper seat body, the driving motor is controlled to operate, the output shaft of the driving motor drives the telescopic rod to rotate, and the first sleeve, the second sleeve and the third sleeve which are in threaded connection with the outer side of the telescopic rod move upwards when the telescopic rod rotates;
When the first sleeve moves upwards, the upper stop block is pulled to move through the first connecting rod, so that the upper stop block is contracted into the first groove;
When the second sleeve moves upwards, the second connecting rod pulls the movable rod to move, so that the movable rod drives the push plate to move into the movable groove;
When the third sleeve moves upwards, the lower stop block is driven to move through the third connecting rod, so that the lower stop block contracts inwards the second groove;
Until the upper stop block completely enters the first groove, the push plate completely enters the movable groove, the stop seat of the lower stop block enters the second groove, and the sliding block is still arranged on the outer side of the lower seat body;
S3: then the gear body is not limited by the upper stop block and the push plate any more, and the gear body moves downwards along the axial directions of the upper seat body and the lower seat body until the bottom wall of the gear body is abutted with the sliding block;
S4: then controlling a driving motor to drive the telescopic rod to reversely rotate, so that the first sleeve, the second sleeve and the third sleeve which are in threaded connection with the outer side of the telescopic rod move downwards, and the upper stop block, the push plate and the lower stop block are reset;
The gear body is arranged in a clamping interval formed between the upper stop block and the lower stop block, and the push plate moving out of the movable groove drives the first rubber pad to abut against the inner wall of the concave hole of the gear body, so that the push plate moves out of the upper seat body and positions and clamps the gear body;
When the upper stop block is reset and moves to the outer side of the upper seat body, the driven gear in the upper stop block working groove is meshed with the rack plate in the first groove for transmission, the driven gear drives the rotating shaft to rotate, the rotating shaft drives the pressing rod to rotate through the swinging rod, the pressing rod deflects downwards by taking the rotating shaft as the center, and the pressing rod presses the top wall of the gear body through the second rubber pad to finish positioning and clamping work of the gear body;
s5: then, a worker processes the clamped gear body by utilizing the machine tool body, after the gear body is processed, the S2 operation is repeated, the clamping and positioning work of the positioning seat on the gear body is released, the worker applies downward pressure on the gear body, the gear body applies a sliding block acting force on a lower stop block, the bottom wall of the gear body presses a second inclined plane of the sliding block, the sliding block contracts inwards towards a sliding groove in the stop seat, and the sliding block avoids the downward movement of the gear body;
the gear body passes through the lower stop block and then enters the support rod, the staff continues to apply the downward pressure to the gear body, the gear body firstly applies a third inclined surface acting force to the socket at the upper side of the support rod, so that the socket is stressed to squeeze the elastic telescopic tube, the socket is far away from the slot, the socket at the upper side of the support rod is not connected with the support rod any more, and the socket at the upper side of the support rod can not obstruct the downward movement of the gear body;
As the gear body passes over the upper socket of the support rod, the upper socket is reset under the action of the elastic force of the elastic telescopic tube connected with the upper socket, the upper socket is reinserted into the slot of the support rod and is connected with the support rod again, the support rod is fixed, then the gear body starts to apply downward pressure to the lower socket of the support rod, the lower socket presses the elastic telescopic tube connected with the lower socket under the force, and the lower socket is separated from the support rod without obstructing the downward movement of the gear body, so that the machined gear body is quickly detached from the positioning seat and the support rod;
S6: and repeating the operations S2-S5 to realize continuous processing work on a plurality of gear bodies.
Compared with the prior art, the invention provides a gear machining clamping device, a gear machining machine tool and a method, which have the following beneficial effects:
1. According to the gear machining clamping device, the gear body is sleeved on the positioning seat, the driving motor is controlled to drive the telescopic rod to rotate positively and negatively, so that the gear body is rapidly arranged in the clamping interval between the lower stop block and the upper stop block, the gear workpiece can be rapidly positioned and clamped, and the machining efficiency of the gear workpiece is guaranteed.
2. When the gear body is placed in a clamping interval formed between the upper stop block and the lower stop block, the push plate moves out of the movable groove and drives the first rubber pad to abut against the inner wall of the concave hole of the gear body, so that the push plate moves out of the upper seat body and positions and clamps the gear body, when the upper stop block is reset and moves to the outer side of the upper seat body, a driven gear in the upper stop block working groove is meshed with a rack plate in the first groove to drive the rotating shaft to rotate, the rotating shaft drives the pressing rod to rotate through the swinging rod, the pressing rod deflects downwards by taking the rotating shaft as the center, the pressing rod presses the top wall of the gear body through the second rubber pad, the positioning and clamping work of the gear body is completed, the clamping and fixing positioning effect of the gear workpiece is good, and the machining precision of the gear workpiece is guaranteed.
3. According to the gear machining clamping device, the gear body is pressed against the second inclined surface of the sliding block by applying the downward pressure to the gear body, the sliding block at the lower stop block is acted on the gear body, the bottom wall of the gear body is pressed against the second inclined surface of the sliding block, the sliding block is contracted inwards towards the sliding groove in the stop seat, the sliding block is used for avoiding downward movement of the gear body, the downward pressure is continuously applied to the gear body, so that the gear body applies the acting force to the socket at the support rod, the socket stress is separated from the support rod and does not block downward movement of the gear body, the gear body which is convenient to finish is quickly detached from the clamping device, the replacement speed of a machined gear is improved, the gear machining period is shortened, and the gear machining efficiency is further improved.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is a schematic diagram of a second embodiment of the present invention;
FIG. 3 is a schematic diagram III of the structure of the present invention;
FIG. 4 is a schematic view of the structure of the mounting bracket of the present invention;
FIG. 5 is a schematic view of a positioning seat according to the present invention;
FIG. 6 is a schematic cross-sectional view of a positioning seat according to the present invention;
FIG. 7 is a partially enlarged schematic illustration of the structure of portion A of FIG. 6 in accordance with the present invention;
FIG. 8 is a partially enlarged schematic illustration of the structure of portion B of FIG. 6 in accordance with the present invention;
FIG. 9 is a schematic diagram of a cross-sectional structure of a positioning seat according to the present invention;
FIG. 10 is a partially enlarged schematic illustration of the structure of portion C of FIG. 9 in accordance with the present invention;
fig. 11 is a schematic view of the gear body according to the present invention when detached.
In the figure: 1. a mounting bracket; 101. a U-shaped plate; 102. a mounting plate; 103. an elastic telescopic tube; 104. a socket; 1041. a third inclined surface; 2. a support rod; 201. a slot; 3. an upper base; 301. a mounting cavity; 302. a driving motor; 303. a first groove; 3031. rack plate; 304. a movable groove; 4. a lower base; 401. a second groove; 5. a lower stop block; 501. a blocking seat; 502. a chute; 503. a slide block; 5031. a second inclined surface; 504. an elastic element; 6. an upper stop block; 601. a first inclined surface; 7. a gear body; 701. concave holes; 8. a telescopic rod; 801. an outer tube; 8011. a first thread; 8012. a second thread; 802. an inner rod; 8021. a third thread; 9. a first sleeve; 901. a first link; 10. a second sleeve; 1001. a second link; 1002. a moving rod; 11. a push plate; 111. a first rubber pad; 12. a third sleeve; 121. a third link; 13. a working groove; 131. a rotating shaft; 132. a driven gear; 133. a swinging rod; 134. a pressing rod; 135. a second rubber pad; 14. a threaded column; 141. a threaded hole; 15. a screw hole; 151. and (5) fastening a bolt.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1: referring to fig. 1,2,3,4,5,6 and 11, a gear machining clamping device includes a mounting bracket 1, and further includes:
the support rod 2 is detachably connected with the mounting bracket 1; and
The positioning seat comprises an upper seat body 3 and a lower seat body 4, the lower seat body 4 is fixedly arranged at the top of the supporting rod 2, the upper seat body 3 is arranged at the upper side of the lower seat body 4, a lower stop block 5 is movably arranged on the lower seat body 4, an upper stop block 6 is arranged on the upper seat body 3, and a clamping interval for positioning the gear body 7 is formed between the lower stop block 5 and the upper stop block 6;
Wherein, the central part of the gear body 7 is provided with a concave hole 701 for passing through the support rod 2 and the positioning seat.
Specifically, when the gear body 7 is clamped and limited, the gear body 7 to be processed is sleeved at the top of the upper seat body 3 through the concave hole 701, then the lower stop block 5 is controlled to shrink inwards towards the upper seat body 3, so that the gear body 7 can move downwards along the upper seat body 3, the gear body 7 passes over the upper stop block 6 and moves towards the lower seat body 4, then the upper stop block 6 is reset, the gear body 7 is placed in a clamping interval between the lower stop block 5 and the upper stop block 6, a gear workpiece can be rapidly positioned and clamped, the clamping, fixing and positioning effects on the gear body 7 are good, and the processing precision and the processing efficiency of the gear workpiece are guaranteed.
Example 2: referring to fig. 5, 6 and 9, a gear machining clamping device, further, on the basis of embodiment 1, an installation cavity 301 is provided in the upper seat body 3, a driving motor 302 is fixedly provided in the installation cavity 301, an output shaft of the driving motor 302 is connected with a telescopic rod 8, the telescopic rod 8 includes an outer tube 801 and an inner rod 802 which are slidably connected with a key slot in the upper seat body 3, a first thread 8011 is fixedly provided on the outer tube 801, a first sleeve 9 is in threaded connection with the first thread 8011, a first connecting rod 901 is movably connected with the first sleeve 9, one end of the first connecting rod 901, far away from the first sleeve 9, is connected with the upper stop 6, a first inclined plane 601 is provided at the top of the upper stop 6, and a first groove 303 for moving the upper stop 6 is provided in the upper seat body 3.
Specifically, the upper stop block 6 of the positioning seat is normally or is positioned at the outer side of the upper seat body 3 during clamping, when the upper stop block 6 needs to be moved into the first groove 303, the driving motor 302 is controlled to operate, the output shaft of the driving motor 302 drives the telescopic rod 8 to rotate, the first sleeve 9 in threaded connection with the outer side of the outer tube 801 moves upwards along the axial direction of the telescopic rod, the upper stop block 6 is driven to transversely slide in the upper seat body 3 through the first connecting rod 901 when the first sleeve 9 moves upwards, the upper stop block 6 is contracted into the first groove 303, at the moment, the gear body 7 is not limited by the upper stop block 6 and can move downwards along the upper seat body 3, and when the upper stop block 6 needs to be reset, the driving motor 302 is controlled to drive the telescopic rod 8 to reversely rotate.
Example 3: referring to fig. 6, 7, 9 and 10, further, on the basis of embodiment 2, a working groove 13 is formed in the upper stopper 6, a rotating shaft 131 is rotatably connected in the working groove 13, a driven gear 132 is disposed on the rotating shaft 131, a rack plate 3031 meshed with the driven gear 132 is fixedly disposed on the inner wall of the first groove 303, a swinging rod 133 is disposed on the rotating shaft 131, a pressing rod 134 is fixedly disposed at one end of the swinging rod 133 away from the rotating shaft 131, and a second rubber pad 135 is disposed on the outer side of the pressing rod 134.
Specifically, after the gear body 7 is placed in the clamping interval between the lower stop block 5 and the upper stop block 6, when the upper stop block 6 is controlled to reset, the driven gear 132 in the working groove 13 of the upper stop block 6 is in meshed transmission with the rack plate 3031 in the first groove 303, the driven gear 132 drives the rotating shaft 131 to rotate, the rotating shaft 131 drives the pressing rod 134 to rotate through the swinging rod 133, so that the pressing rod 134 deflects downwards with the rotating shaft 131 as the center, the pressing rod 134 presses the top wall of the gear body 7 through the second rubber pad 135, the clamping, fixing and positioning effects on the gear workpiece are good, and the machining precision of the gear workpiece is guaranteed.
Example 4: referring to fig. 5, 6 and 9, a gear processing clamping device is further provided, based on embodiment 3, with a second thread 8012 fixed on the outer side of the outer tube 801, a second sleeve 10 is screwed on the second thread 8012, a second connecting rod 1001 is movably connected on the second sleeve 10, one end of the second connecting rod 1001, which is far away from the second sleeve 10, is movably connected with a moving rod 1002, the moving rod 1002 transversely slides in the upper seat 3, one end of the moving rod 1002, which is far away from the second connecting rod 1001, is fixedly provided with a push plate 11, the push plate 11 is fixedly provided with a first rubber pad 111, and a movable groove 304 for the push plate 11 to move is provided in the upper seat 3.
Specifically, when the gear body 7 moves downwards along the positioning seat shaft, the driving motor 302 drives the telescopic rod 8 to rotate, the second sleeve 10 in threaded connection with the outer side of the telescopic rod 8 moves upwards, and when the second sleeve 10 moves upwards, the second connecting rod 1001 pulls the moving rod 1002 to move, so that the moving rod 1002 drives the push plate 11 to move inwards towards the movable groove 304, the push plate 11 is prevented from obstructing the downward movement of the gear body 7, after the gear body 7 is placed in a clamping interval between the lower stop block 5 and the upper stop block 6, the driving motor 302 drives the telescopic rod 8 to rotate reversely, the push plate 11 is reset to move, the push plate 11 moving out of the movable groove 304 drives the first rubber pad 111 to abut against the inner wall of the concave hole 701 of the gear body 7, the push plate 11 moves out of the upper seat body 3 and clamps the gear body 7, the clamping and fixing positioning effect on the gear workpiece is good, and the machining precision of the gear workpiece is guaranteed.
Example 5: referring to fig. 5, 6, 8, 9 and 11, further, based on embodiment 4, an inner rod 802 of the telescopic rod 8 passes through the upper seat 3 and extends into the lower seat 4, one end of the inner rod 802 away from the upper seat 3 is rotatably connected with the lower seat 4, a third thread 8021 is fixedly arranged on the outer side of the inner rod 802, a third sleeve 12 is connected with the third thread 8021 in a threaded manner, a third connecting rod 121 is movably connected on the third sleeve 12, one end of the third connecting rod 121 away from the third sleeve 12 is connected with the lower stop 5, and a second groove 401 for moving the lower stop 5 is formed in the lower seat 4.
Further, the lower stop block 5 includes a blocking seat 501 movably connected with the third link 121, a sliding groove 502 is formed in the blocking seat 501, a sliding block 503 is slidably connected in the sliding groove 502, an elastic element 504 is disposed between the sliding block 503 and an inner wall of the sliding groove 502, and a second inclined plane 5031 is formed at the top of the sliding block 503.
Specifically, when the gear body 7 moves downwards along the axial direction of the positioning seat, the driving motor 302 drives the telescopic rod 8 to rotate, the first sleeve 9, the second sleeve 10 and the third sleeve 12 which are in threaded connection with the outer side of the telescopic rod 8 move upwards when the telescopic rod 8 rotates, and when the first sleeve 9 moves upwards, the upper stop block 6 is pulled to move through the first connecting rod 901, so that the upper stop block 6 contracts inwards in the first groove 303; when the second sleeve 10 moves upwards, the second connecting rod 1001 pulls the moving rod 1002 to move, so that the moving rod 1002 drives the push plate 11 to move into the movable groove 304; when the third sleeve 12 moves upwards, the lower stop block 5 is driven to move through the third connecting rod 121, so that the lower stop block 5 contracts inwards towards the second groove 401; until the upper stop block 6 completely enters the first groove 303, the push plate 11 completely enters the movable groove 304, the baffle seat 501 of the lower stop block 5 enters the second groove 401, the sliding block 503 is still arranged on the outer side of the lower seat body 4, then the gear body 7 is not limited by the upper stop block 6 and the push plate 11, the gear body 7 moves downwards along the upper seat body 3 and the lower seat body 4 until the bottom wall of the gear body 7 is abutted with the sliding block 503, at the moment, the gear body 7 is arranged in the clamping interval of the upper stop block 6 and the lower stop block 5, and the driving motor 302 drives the telescopic rod 8 to reversely rotate, so that the clamping and positioning of the gear body 7 are realized; after the gear body 7 is processed, the driving motor 302 drives the telescopic rod 8 to rotate again, so that the positioning seat releases the clamping restriction on the gear body 7, a worker only needs to press down the gear body 7, the gear body 7 acts on the second inclined plane 5031, the sliding block 503 contracts inwards towards the sliding groove 502, the lower stop block 5 does not move down the gear body 7 any more, and the gear body 7 is separated from the positioning seat rapidly.
Example 6: referring to fig. 6 and 9, further, on the basis of embodiment 5, a threaded post 14 is fixedly provided at the bottom of the upper base 3, a threaded hole 141 matching with the threaded post 14 is provided on the lower base 4, and a through hole for the telescopic rod 8 to move is provided on the threaded post 14.
Specifically, through making last pedestal 3 and lower pedestal 4 threaded connection for the distance between upper pedestal 3 and the lower pedestal 4 can be adjusted, and then adjust the centre gripping interval between upper dog 6 and the lower dog 5, make the positioning seat be applicable to the gear work piece processing of different thickness, and guarantee to press from both sides the pole 134 and pass through second cushion 135 and the effective butt of gear body 7 roof, avoid pressing from both sides the pole 134 and press excessively to destroy the machined surface of gear, or press and press too loose and can cause the condition of pressing not tight, thereby guarantee gear machining quality.
Example 7: referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 11, a gear machining clamping device is further provided, on the basis of embodiment 6, the mounting bracket 1 includes a U-shaped plate 101, two ends of the U-shaped plate 101 are respectively provided with a mounting plate 102, each mounting plate 102 is vertically provided with a plurality of elastic telescopic tubes 103, one end, far away from the mounting plate 102, of each elastic telescopic tube 103 is provided with a socket 104, a slot 201 matched with the socket 104 is provided on the support rod 2, and a third inclined surface 1041 which is movably abutted against the gear body 7 is provided at the top of the socket 104.
Specifically, after the gear body 7 is processed, the clamping and positioning work of the positioning seat on the gear body 7 is released, a worker applies a downward pressure to the gear body 7, the gear body 7 applies a force to the sliding block 503 at the lower stop block 5, the bottom wall of the gear body 7 abuts against the second inclined surface 5031 of the sliding block 503, the sliding block 503 contracts inwards towards the sliding groove 502 in the blocking seat 501, and the sliding block 503 avoids the downward movement of the gear body 7; the gear body 7 passes through the lower stop block 5 and then enters the support rod 2, a worker continuously applies a lower pressure to the gear body 7, the gear body 7 firstly applies a force to the third inclined surface 1041 of the socket 104 on the upper side of the support rod 2, the socket 104 is forced to squeeze the elastic telescopic tube 103, the socket 104 is far away from the slot 201, the socket 104 on the upper side of the support rod 2 is not connected with the support rod 2 any more, and the socket 104 on the upper side cannot obstruct the downward movement of the gear body 7; along with the gear body 7 passes over the upper socket 104 of the support rod 2, the upper socket 104 is reset under the action of the elastic force of the elastic telescopic tube 103 connected with the upper socket 104, the upper socket 104 is reinserted into the slot 201 of the support rod 2 and is connected with the support rod 2 again to fix the support rod 2, then the gear body 7 starts to apply a downward pressure to the lower socket 104 of the support rod 2, the lower socket 104 is forced to squeeze the elastic telescopic tube 103 connected with the lower socket 104, the lower socket 104 is separated from the support rod 2 and does not obstruct the downward movement of the gear body 7, the machined gear body 7 is quickly detached from the positioning seat and the support rod 2, the replacement speed of a machined gear is improved, the gear machining period is shortened, and the gear machining efficiency is further improved.
The invention discloses a gear processing machine tool, which comprises a machine tool body and the gear processing clamping device, wherein a screw hole 15 matched with a U-shaped plate 101 is formed in the machine tool body, and a fastening bolt 151 is arranged in the screw hole 15; specifically, the worker installs the mounting bracket 1 on the machine tool body through the fastening bolt 151, and the machine tool body is the prior art, and will not be described here again.
The invention also discloses a gear machining method, which comprises a gear machining machine tool and further comprises the following steps:
s1: mounting bracket 1 is mounted on the machine tool body by fastening bolt 151;
S2: then the gear body 7 to be processed is sleeved on the top of the upper seat body 3, the driving motor 302 is controlled to operate, the output shaft of the driving motor 302 drives the telescopic rod 8 to rotate, and the first sleeve 9, the second sleeve 10 and the third sleeve 12 which are in threaded connection with the outer side of the telescopic rod 8 move upwards when the telescopic rod 8 rotates;
When the first sleeve 9 moves upwards, the upper stop block 6 is pulled to move through the first connecting rod 901, so that the upper stop block 6 is contracted towards the first groove 303;
when the second sleeve 10 moves upwards, the second connecting rod 1001 pulls the moving rod 1002 to move, so that the moving rod 1002 drives the push plate 11 to move into the movable groove 304;
when the third sleeve 12 moves upwards, the lower stop block 5 is driven to move through the third connecting rod 121, so that the lower stop block 5 contracts inwards towards the second groove 401;
Until the upper stop block 6 completely enters the first groove 303, the push plate 11 completely enters the movable groove 304, the stop seat 501 of the lower stop block 5 enters the second groove 401, and the slide block 503 is still arranged on the outer side of the lower seat body 4;
s3: then the gear body 7 is not limited by the upper stop block 6 and the push plate 11 any more, and the gear body 7 moves downwards along the upper seat 3 and the lower seat 4 until the bottom wall of the gear body 7 is abutted with the sliding block 503;
S4: then, the driving motor 302 is controlled to drive the telescopic rod 8 to reversely rotate, so that the first sleeve 9, the second sleeve 10 and the third sleeve 12 which are in threaded connection with the outer side of the telescopic rod 8 move downwards, and the upper stop block 6, the push plate 11 and the lower stop block 5 are reset;
The gear body 7 is arranged in a clamping interval formed between the upper stop block 6 and the lower stop block 5, and the push plate 11 moving out of the movable groove 304 drives the first rubber pad 111 to abut against the inner wall of the concave hole 701 of the gear body 7, so that the push plate 11 moves out of the upper seat body 3 and positions and clamps the gear body 7;
when the upper stop block 6 is reset and moves to the outer side of the upper base body 3, the driven gear 132 in the working groove 13 of the upper stop block 6 is meshed with the rack plate 3031 in the first groove 303 for transmission, the driven gear 132 drives the rotating shaft 131 to rotate, the rotating shaft 131 drives the pressing rod 134 to rotate through the swinging rod 133, the pressing rod 134 downwards deflects by taking the rotating shaft 131 as the center, and the pressing rod 134 presses the top wall of the gear body 7 through the second rubber cushion 135, so that the positioning and clamping work of the gear body 7 is completed;
S5: then, a worker processes the clamped gear body 7 by utilizing the machine tool body, after the gear body 7 is processed, the S2 operation is repeated, the clamping and positioning work of the positioning seat on the gear body 7 is released, the worker applies downward pressure on the gear body 7, the gear body 7 applies the acting force to the sliding block 503 at the lower stop block 5, the bottom wall of the gear body 7 presses the second inclined surface 5031 of the sliding block 503, the sliding block 503 contracts inwards towards the sliding groove 502 in the blocking seat 501, and the sliding block 503 avoids the downward movement of the gear body 7;
The gear body 7 passes through the lower stop block 5 and then enters the support rod 2, a worker continuously applies a lower pressure to the gear body 7, the gear body 7 firstly applies a force to the third inclined surface 1041 of the socket 104 on the upper side of the support rod 2, the socket 104 is forced to squeeze the elastic telescopic tube 103, the socket 104 is far away from the slot 201, the socket 104 on the upper side of the support rod 2 is not connected with the support rod 2 any more, and the socket 104 on the upper side cannot obstruct the downward movement of the gear body 7;
As the gear body 7 passes over the upper socket 104 of the support rod 2, the upper socket 104 is reset under the action of the elastic force of the elastic telescopic tube 103 connected with the upper socket 104, the upper socket 104 is reinserted into the slot 201 of the support rod 2 and is connected with the support rod 2 again to fix the support rod 2, then the gear body 7 starts to apply downward pressure to the lower socket 104 of the support rod 2, the lower socket 104 presses the elastic telescopic tube 103 connected with the lower socket 104 under the stress, the lower socket 104 is separated from the support rod 2 and does not hinder the downward movement of the gear body 7, and the machined gear body 7 is quickly detached from the positioning seat and the support rod 2;
S6: the operations S2-S5 are repeated to achieve continuous machining work on the plurality of gear bodies 7.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. Gear machining clamping device, including installing support (1), its characterized in that still includes:
The support rod (2) is detachably connected with the mounting bracket (1);
The positioning seat comprises an upper seat body (3) and a lower seat body (4), wherein the lower seat body (4) is fixedly arranged at the top of the supporting rod (2), the upper seat body (3) is arranged at the upper side of the lower seat body (4), a lower stop block (5) is movably arranged on the lower seat body (4), an upper stop block (6) is arranged on the upper seat body (3), and a clamping section for positioning a gear body (7) is formed between the lower stop block (5) and the upper stop block (6);
Wherein, the central part of gear body (7) has offered shrinkage pool (701) that are used for passing bracing piece (2) and positioning seat.
2. The gear machining clamping device according to claim 1, characterized in that an installation cavity (301) is formed in the upper base body (3), a driving motor (302) is fixedly arranged in the installation cavity (301), an output shaft of the driving motor (302) is connected with a telescopic rod (8), the telescopic rod (8) comprises an outer tube (801) and an inner rod (802) which are slidably connected with a key slot in the upper base body (3), a first thread (8011) is fixedly arranged on the outer tube (801), a first sleeve (9) is connected to the first thread (8011) in a threaded mode, a first connecting rod (901) is movably connected to the first sleeve (9), one end, far away from the first sleeve (9), of the first connecting rod (901) is connected with an upper stop block (6), a first inclined plane (601) is formed in the top of the upper stop block (6), and a first groove (303) for moving the upper stop block (6) is formed in the upper base body (3).
3. The gear machining clamping device according to claim 2, wherein a working groove (13) is formed in the upper stop block (6), a rotating shaft (131) is rotationally connected to the working groove (13), a driven gear (132) is arranged on the rotating shaft (131), a rack plate (3031) meshed with the driven gear (132) is fixedly arranged on the inner wall of the first groove (303), a swinging rod (133) is arranged on the rotating shaft (131), a pressing rod (134) is fixedly arranged at one end, far away from the rotating shaft (131), of the swinging rod (133), and a second rubber cushion (135) is arranged on the outer side of the pressing rod (134).
4. The gear machining clamping device according to claim 3, wherein a second thread (8012) is fixedly arranged on the outer side of the outer tube (801), a second sleeve (10) is connected to the second thread (8012) in a threaded mode, a second connecting rod (1001) is movably connected to the second sleeve (10), a moving rod (1002) is movably connected to one end, away from the second sleeve (10), of the second connecting rod (1001), the moving rod (1002) transversely slides in the upper base (3), a push plate (11) is fixedly arranged at one end, away from the second connecting rod (1001), of the moving rod (1002), a first rubber pad (111) is fixedly arranged on the push plate (11), and a moving groove (304) for moving the push plate (11) is formed in the upper base (3).
5. The gear machining clamping device according to claim 4, wherein an inner rod (802) of the telescopic rod (8) penetrates through the upper base body (3) and extends into the lower base body (4), one end, away from the upper base body (3), of the inner rod (802) is rotationally connected with the lower base body (4), a third thread (8021) is fixedly arranged on the outer side of the inner rod (802), a third sleeve (12) is connected to the third thread (8021) in a threaded manner, a third connecting rod (121) is movably connected to the third sleeve (12), one end, away from the third sleeve (12), of the third connecting rod (121) is connected with the lower stop block (5), and a second groove (401) for moving the lower stop block (5) is formed in the lower base body (4).
6. The gear machining clamping device according to claim 5, wherein the lower stop block (5) comprises a stop seat (501) movably connected with the third connecting rod (121), a sliding groove (502) is formed in the stop seat (501), a sliding block (503) is connected in the sliding groove (502) in a sliding manner, an elastic element (504) is arranged between the sliding block (503) and the inner wall of the sliding groove (502), and a second inclined plane (5031) is formed at the top of the sliding block (503).
7. The gear machining clamping device according to claim 6, wherein a threaded column (14) is fixedly arranged at the bottom of the upper base body (3), a threaded hole (141) matched with the threaded column (14) is formed in the lower base body (4), and a through hole for the telescopic rod (8) to move is formed in the threaded column (14).
8. The gear machining clamping device according to claim 7, wherein the mounting bracket (1) comprises a U-shaped plate (101), mounting plates (102) are arranged at two ends of the U-shaped plate (101), a plurality of elastic telescopic pipes (103) are vertically arranged on each mounting plate (102), a socket (104) is arranged at one end, far away from the mounting plates (102), of each elastic telescopic pipe (103), a slot (201) matched with the socket (104) is formed in the supporting rod (2), and a third inclined surface (1041) which is movably abutted to the gear body (7) is formed in the top of the socket (104).
9. The gear machining machine tool comprises a machine tool body and is characterized by further comprising the gear machining clamping device of claim 8, wherein screw holes (15) matched with the U-shaped plate (101) are formed in the machine tool body, and fastening bolts (151) are arranged in the screw holes (15).
10. A gear machining method comprising a gear machining machine according to claim 9, further comprising the steps of:
s1: the mounting bracket (1) is mounted on the machine tool body through a fastening bolt (151);
s2: then the gear body (7) to be processed is sleeved on the top of the upper seat body (3), the driving motor (302) is controlled to run, the output shaft of the driving motor (302) drives the telescopic rod (8) to rotate, and the first sleeve (9), the second sleeve (10) and the third sleeve (12) which are in threaded connection with the outer side of the telescopic rod (8) move upwards when the telescopic rod rotates;
When the first sleeve (9) moves upwards, the upper stop block (6) is pulled to move through the first connecting rod (901), so that the upper stop block (6) is contracted inwards to the first groove (303);
When the second sleeve (10) moves upwards, the second connecting rod (1001) pulls the moving rod (1002) to move, so that the moving rod (1002) drives the push plate (11) to move into the movable groove (304);
When the third sleeve (12) moves upwards, the lower stop block (5) is driven to move through the third connecting rod (121), so that the lower stop block (5) contracts inwards towards the second groove (401);
until the upper stop block (6) completely enters the first groove (303), the push plate (11) completely enters the movable groove (304), the stop seat (501) of the lower stop block (5) enters the second groove (401) and the sliding block (503) is still arranged at the outer side of the lower seat body (4);
S3: then the gear body (7) is not limited by the upper stop block (6) and the push plate (11), and the gear body (7) moves downwards along the axial direction of the upper seat body (3) and the lower seat body (4) until the bottom wall of the gear body (7) is abutted with the sliding block (503);
s4: then, the driving motor (302) is controlled to drive the telescopic rod (8) to reversely rotate, so that the first sleeve (9), the second sleeve (10) and the third sleeve (12) which are in threaded connection with the outer side of the telescopic rod (8) move downwards, and the upper stop block (6), the push plate (11) and the lower stop block (5) are reset;
The gear body (7) is arranged in a clamping interval formed between the upper stop block (6) and the lower stop block (5), and the push plate (11) moving out of the movable groove (304) drives the first rubber pad (111) to abut against the inner wall of the concave hole (701) of the gear body (7), so that the push plate (11) moves out of the upper seat body (3) and positions and clamps the gear body (7);
When the upper stop block (6) is reset to move to the outer side of the upper base body (3), a driven gear (132) in a working groove (13) of the upper stop block (6) is meshed with a rack plate (3031) in a first groove (303), the driven gear (132) drives a rotating shaft (131) to rotate, the rotating shaft (131) drives a pressing rod (134) to rotate through a swinging rod (133), so that the pressing rod (134) deflects downwards by taking the rotating shaft (131) as a center, and the pressing rod (134) presses the top wall of the gear body (7) through a second rubber pad (135) to finish positioning and clamping work of the gear body (7);
S5: then, a worker processes the clamped gear body (7) by utilizing the machine tool body, after the gear body (7) is processed, the S2 operation is repeated, the clamping and positioning work of the positioning seat on the gear body (7) is released, the worker applies downward pressure on the gear body (7), the gear body (7) applies the acting force on the sliding block (503) at the lower stop block (5), the bottom wall of the gear body (7) presses the second inclined surface (5031) of the sliding block (503), the sliding block (503) contracts inwards towards the sliding groove (502) in the stop seat (501), and the sliding block (503) moves downwards to avoid the gear body (7);
The gear body (7) passes through the lower stop block (5) and then enters the support rod (2), a worker continuously applies downward pressure to the gear body (7), the gear body (7) firstly applies a force to a third inclined surface (1041) of a socket (104) on the upper side of the support rod (2), the socket (104) is forced to press the elastic telescopic tube (103), the socket (104) is far away from the slot (201), the socket (104) on the upper side of the support rod (2) is not connected with the support rod (2), and the socket (104) on the upper side can not obstruct the downward movement of the gear body (7);
Along with the fact that the gear body (7) passes through the upper socket (104) of the support rod (2), the upper socket (104) is reset under the action of the elastic force of the elastic telescopic tube (103) connected with the upper socket (104), the upper socket (104) is reinserted into the slot (201) of the support rod (2) and is connected with the support rod (2) again, the support rod (2) is fixed, then the gear body (7) starts to apply downward pressure to the lower socket (104) of the support rod (2), the lower socket (104) is stressed to squeeze the elastic telescopic tube (103) connected with the lower socket (104) to the support rod (2), the lower socket (104) is separated from the support rod (2) and does not hinder the downward movement of the gear body (7), and the machined gear body (7) is quickly detached from the positioning seat and the support rod (2);
s6: and repeating the operations S2-S5 to realize continuous processing work on a plurality of gear bodies (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410354538.6A CN117943630A (en) | 2024-03-27 | 2024-03-27 | Gear machining clamping device, gear machining machine tool and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410354538.6A CN117943630A (en) | 2024-03-27 | 2024-03-27 | Gear machining clamping device, gear machining machine tool and method |
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| CN117943630A true CN117943630A (en) | 2024-04-30 |
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