CN111730143A

CN111730143A - Gear machining device

Info

Publication number: CN111730143A
Application number: CN202010668044.7A
Authority: CN
Inventors: 胡月明
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2020-10-02

Abstract

The invention relates to a gear machining device which comprises a machine body, wherein a sliding cavity is arranged in the machine body, the left side of the sliding cavity is communicated with a working cavity with a forward opening, the bottom wall of the working cavity is communicated with a drawing cavity with the left side communicated with the outside, a collecting assembly is slidably arranged in the drawing cavity, a left supporting assembly for supporting is arranged on the left side of the top wall of the working cavity, and a right supporting assembly is arranged on the right side of the bottom wall of the working cavity.

Description

Gear machining device

Technical Field

The invention relates to the technical field of gear production, in particular to a gear machining device for machining a straight gear.

Background

The gear is a mechanical element with teeth on the rim capable of continuously meshing to transmit motion and power, and is a toothed mechanical part capable of meshing with each other, the gear has extremely wide application in mechanical transmission and the whole mechanical field, a plurality of devices can not be operated without the gear, the gear has a plurality of processing methods, generally has gear hobbing, gear shaping and gear milling, and has high precision requirement and gear grinding. The corresponding machines and tools include a gear hobbing machine and a gear hobbing cutter, a gear shaping machine and a gear shaping cutter, a horizontal milling machine and a gear milling cutter, a gear grinding machine and a gear grinding wheel. However, most of equipment is complex, the equipment cost is high, so that a plurality of small factories cannot bear the equipment, the operating cost of the small factories can be increased, and some gear machining equipment with lower equipment cost has lower precision and lower automation degree, and is difficult to meet the use requirement.

Disclosure of Invention

In view of the technical deficiencies, the invention provides a gear machining device which can overcome the defects.

The invention relates to a gear processing device, which comprises a machine body, wherein a sliding cavity is arranged in the machine body, the left side of the sliding cavity is communicated with a working cavity with a forward opening, the bottom wall of the working cavity is communicated with a drawing cavity with the left side communicated with the outside, a collecting assembly is slidably arranged in the drawing cavity, a left supporting assembly for supporting is arranged at the left side of the top wall of the working cavity, a right supporting assembly is arranged at the right side of the bottom wall of the working cavity, a sliding frame which can slide left and right is arranged in the sliding cavity, a center block is rotatably arranged in the sliding frame, a first annular cavity with a leftward opening is arranged in the center block, a second annular cavity is arranged on the inner wall of the first annular cavity far away from the center, a first slide block is slidably arranged in the first annular cavity, and a second slide block fixedly connected with, the automatic cutting machine is characterized in that a rectangular block extending leftwards is fixedly mounted on the left end face of the first sliding block, the left end of the rectangular block extends into the working cavity, a machining cutter is fixedly mounted in the working cavity, a guide sleeve in sliding fit with the rectangular block is arranged in the working cavity, a lifting assembly used for driving the guide sleeve to slide up and down is arranged in the top wall of the working cavity, and a rotating assembly used for driving the intermittent rotation of the central block is arranged in the sliding frame.

According to a further technical scheme, the collecting assembly comprises a collecting box in sliding fit with the drawing cavity, a collecting cavity with an upward opening is formed in the collecting box, and a handle is fixedly mounted on the left end face of the collecting box.

Further technical scheme, lifting unit include with the communicating lift groove of working chamber, slidable mounting has the elevator in the lift groove, be provided with opening internal thread groove up in the elevator, screw-thread fit installs lifting screw in the internal thread groove, lifting screw upper end and fixed mounting are in lifting motor power connection in the lift groove roof.

A further technical scheme is that the rotating assembly comprises an annular groove arranged in the sliding frame, a bevel gear ring fixedly connected with the center block is arranged in the annular groove, sliding grooves are symmetrically arranged in the sliding frame from top to bottom, a rotating shaft is rotatably arranged between the sliding grooves and the annular groove, one end of the rotating shaft extends into the sliding grooves and is fixedly provided with a one-way gear, one end of the rotating shaft extends into the annular groove and is fixedly provided with a bevel gear meshed with the bevel gear ring, a rack block is further slidably arranged in the sliding grooves, an upper rack block is meshed with the front side of the one-way gear, a lower rack block is meshed with the rear side of the one-way gear, sliding grooves are arranged on the left side and the right side of the sliding grooves, a two-way screw rod is arranged in the rack block in a threaded fit manner, the left end of the two-way screw rod penetrates through the left sliding, the right side of the bidirectional screw rod penetrates through the right chute and is rotatably installed in the belt cavity and the wall body between the sliding cavities, belt wheels fixedly connected with the bidirectional screw rod are arranged in the belt cavity, the bidirectional screw rod is fixedly installed on the upper side of the belt cavity, a reciprocating motor is in power connection with the belt in the right end wall of the belt cavity, and the two belt wheels are in power connection through a belt.

Further technical scheme, right side supporting component includes fixed mounting and is in the supporting shoe on working chamber bottom wall right side, the back shaft is installed to the supporting shoe internal rotation, the back shaft left side is provided with the bell mouth, be provided with the opening in the back shaft towards the right spline groove, the integral key shaft is installed to spline fit in the spline groove, the integral key shaft right-hand member with center piece left end face center fixed connection, back shaft right side fixed mounting has the holding ring, back shaft left side screw-thread fit installs the adjustable ring that is used for pressing from both sides tight tooth embryo.

A further technical scheme, left side supporting component is including setting up the left chamber in top of working chamber roof, it has the sliding block to push up the intracavity slidable mounting, slidable mounting has the slide bar in the sliding block, both ends fixed mounting respectively about the slide bar is in the end wall about the chamber in the top, it has the removal screw rod to go back the threaded mounting in the sliding block, remove the screw rod left end and fixed mounting in the interior removal motor power of top chamber left end wall is connected, the removal screw rod right-hand member rotates to be installed in the chamber right-hand member wall in the top, terminal surface fixed mounting has and is located under the sliding block support arm in the working chamber, support arm right-hand member face downside fixed mounting have with the taper block that the.

According to the further technical scheme, when the rack block slides leftwards relative to the one-way gear, the rotating shaft cannot be driven to rotate; when the rack block slides rightwards relative to the one-way gear, the rotating shaft can be driven to rotate.

The invention has the beneficial effects that: after the tooth blank is loaded, the reciprocating motor is used for driving the reciprocating motion of the processing cutter handle to perform slotting processing on the tooth blank, and in the process that the rack block abuts against the left end wall of the sliding groove and the right end wall of the rack block, the rack block slides rightwards relative to the one-way gear, so that the one-way gear can be driven to rotate, the rotating shaft can be driven to rotate by a certain angle, and the feeding amount of the processing cutter to the tooth blank is adjusted by starting the lifting screw rod.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic view of the overall construction of a gear processing apparatus according to the present invention;

fig. 2 is an enlarged schematic structural view of the upper bevel gear in fig. 1.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

The invention will now be described in detail with reference to fig. 1-2, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a gear processing device, which comprises a machine body 10, wherein a sliding cavity 11 is arranged in the machine body 10, a working cavity 42 with a forward opening is arranged on the left side of the sliding cavity 11 in a communicating manner, a drawing cavity 46 with the left side communicated with the outside is arranged on the bottom wall of the working cavity 42 in a communicating manner, a collecting component is arranged in the drawing cavity 46 in a sliding manner, a left supporting component for supporting is arranged on the left side of the top wall of the working cavity 42, a right supporting component is arranged on the right side of the bottom wall of the working cavity 42, a sliding frame 12 which slides left and right is arranged in the sliding cavity 11, a central block 13 is rotatably arranged in the sliding frame 12, a first annular cavity 15 with a leftward opening is arranged in the central block 13, a second annular cavity 14 is arranged on the inner wall of the first annular cavity 15 far away from the center, a first slide block 19 is arranged in the first annular cavity 15 in, the left end face of the first sliding block 19 is fixedly provided with a rectangular block 29 extending leftwards, the left end of the rectangular block 29 extends into the working cavity 42 and is fixedly provided with a machining tool 34, a guide sleeve 51 in sliding fit with the rectangular block 29 is arranged in the working cavity 42, a lifting assembly used for driving the guide sleeve 51 to slide up and down is arranged in the top wall of the working cavity 42, and a rotating assembly used for driving the center block 13 to rotate intermittently is arranged in the sliding frame 12.

Advantageously, the collecting assembly comprises a collecting box 43 which is in sliding fit with the drawing cavity 46, a collecting cavity 45 with an upward opening is arranged in the collecting box 43, and a handle 44 is fixedly arranged on the left end face of the collecting box 43, so that the collecting box 43 can be pulled out for cleaning through the handle 44.

Beneficially, the lifting assembly comprises a lifting groove communicated with the working chamber 42, a lifting block 33 is slidably mounted in the lifting groove, an inner thread groove with an upward opening is formed in the lifting block 33, a lifting screw 32 is mounted in the inner thread groove in a threaded fit manner, and the upper end of the lifting screw 32 is in power connection with a lifting motor 31 fixedly mounted in the top wall of the lifting groove.

Beneficially, the rotating assembly includes a ring groove 55 arranged in the sliding frame 12, a bevel gear ring 21 fixedly connected with the center block 13 is arranged in the ring groove 55, sliding grooves 28 are further symmetrically arranged in the sliding frame 12, a rotating shaft 23 is rotatably arranged between the sliding grooves 28 and the ring groove 55, one end of the rotating shaft 23 extends into the sliding groove 28 and is fixedly provided with a one-way gear 27, one end of the rotating shaft extends into the ring groove 55 and is fixedly provided with a bevel gear 22 meshed with the bevel gear ring 21, a rack block 26 is further slidably arranged in the sliding groove 28, an upper rack block 26 is meshed with the front side of the one-way gear 27, a lower rack block 26 is meshed with the rear side of the one-way gear 27, sliding grooves 28 are arranged on the left and the right sides of the sliding groove 28, a bidirectional screw 30 is arranged in the rack block 26 in a threaded fit manner, the left end of the bidirectional screw 30 passes through the left sliding groove 28 and, slide 11 right side is provided with belt chamber 53, two-way screw rod 30 right side is passed the spout 28 on right side and is rotated and install belt chamber 53 with slide in the wall body between the chamber 11, be provided with in the belt chamber 53 with two-way screw rod 30 fixed connection's band pulley 25, the upside two-way screw rod 30 with fixed mounting reciprocating motor 24 power connection in the belt chamber 53 right-hand member wall, two band pulleys 25 pass through belt 52 power connection.

Beneficially, the right supporting assembly comprises a supporting block 16 fixedly mounted on the right side of the bottom wall of the working cavity 42, a supporting shaft 49 is rotatably mounted in the supporting block 16, a tapered hole is formed in the left side of the supporting shaft 49, a spline groove 18 with an opening facing the right is formed in the supporting shaft 49, a spline shaft 17 is mounted in the spline groove 18 in a spline fit mode, the right end of the spline shaft 17 is fixedly connected with the center of the left end face of the central block 13, a positioning ring 47 is fixedly mounted on the right side of the supporting shaft 49, and an adjusting ring 50 for clamping the tooth blank 48 is mounted on the.

Beneficially, left side supporting component is including setting up the left chamber 36 that pushes up of working chamber 42 roof, sliding mounting has sliding block 35 in pushing up chamber 36, sliding mounting has slide bar 37 in sliding block 35, both ends fixed mounting respectively about slide bar 37 in the end wall about pushing up chamber 36, it has removal screw 38 still to thread mounting in the sliding block 35, remove screw 38 left end and fixed mounting in the interior removal motor 39 power connection of the end wall of pushing up chamber 36 left side, remove screw 38 right-hand member rotate install in the end wall of pushing up chamber 36 right side, end face fixed mounting has and is located under the sliding block 35 support arm 40 in the working chamber 42, support arm 40 right-hand member face downside fixed mounting have with the relative awl piece 41 of bell mouth.

Advantageously, when the rack block 26 slides leftwards relative to the one-way gear 27, it cannot drive the rotation shaft 23 to rotate; when the rack block 26 slides rightwards relative to the one-way gear 27, the rotating shaft 23 can be driven to rotate.

The following describes in detail the use steps of a gear machining apparatus herein with reference to fig. 1 to 2:

initially, the sliding frame 12 abuts against the right end wall of the sliding cavity 11, the lifting block 33 abuts against the top wall of the lifting slot, the supporting arm 40 abuts against the left end wall of the working cavity 42, and the rack block 26 abuts against the right end wall of the sliding slot 28.

Sleeving a tooth blank 48 on the supporting shaft 49, fixing the tooth blank 48 by using the adjusting ring 50, then driving the moving screw 38 to rotate by using the moving motor 39, driving the sliding block 35 to slide rightwards to enable the conical block 41 to be matched with the conical hole, then starting the reciprocating motor 24, driving the bidirectional screw 30 to rotate by using the reciprocating motor 24, driving the tooth bar block 26 to slide leftwards by using the bidirectional screw 30, driving the sliding frame 12 and the central block 13 to slide leftwards by using the tooth bar block 26 after the tooth bar block 26 abuts against the left end wall of the sliding groove 28, driving the first sliding block 19, the rectangular block 29 and the machining tool 34 to slide leftwards by using the central block 13 through the second sliding block 20, driving the tooth bar block 26 to rotate reversely by using the bidirectional screw 30 when the sliding frame 12 abuts against the left end wall of the sliding cavity 11, after the rack block 26 slides rightwards, the rack block 26 pushes against the right end wall of the sliding chute 28, the rack block 26 drives the sliding frame 12 and the center block 13 to slide rightwards, the center block 13 drives the first slider 19, the rectangular block 29 and the processing tool 34 to slide rightwards through the second slider 20, and during the process from the left end wall of the rack block 26 to the right end wall of the sliding chute 28 to the pushing of the rack block 26 against the right end wall, the rack block 26 pushes against the one-way gear 27 to slide rightwards, so as to drive the one-way gear 27 to rotate, so as to drive the rotating shaft 23 to rotate, the bevel gear 22 drives the center block 13 to rotate by a certain angle through the bevel gear ring 21, the center block 13 drives the spline shaft 17 to rotate, the spline shaft 17 drives the supporting shaft 49 to rotate, the supporting shaft 49 drives the shaft 48 to rotate by a certain angle, and to reciprocate leftwards and rightwards of the sliding frame 12, the lifting motor 31 is started once, the lifting motor 31 drives the lifting block 33 to slide downwards through the lifting screw 32, the lifting block 33 drives the processing tool 34 to slide downwards through the guide sleeve 51, the first slide block 19 slides in the first annular cavity 15, and the second slide block 20 slides in the second annular cavity 14, so that the processing tool 34 can slide downwards for a certain distance, the processing tool 34 performs slotting processing on the tooth blank 48 in the left-right reciprocating process of the sliding frame 12, the feeding amount of the processing tool 34 to the tooth blank 48 is adjusted through the lifting screw 32, and processed scraps fall into the collecting cavity 45, so that recycling is facilitated.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. A gear machining device comprises a machine body, wherein a sliding cavity is arranged in the machine body, the left side of the sliding cavity is communicated with a working cavity with a forward opening, the bottom wall of the working cavity is communicated with a pull cavity with the left side communicated with the outside, a collecting assembly is slidably mounted in the pull cavity, a left supporting assembly for supporting is arranged on the left side of the top wall of the working cavity, a right supporting assembly is arranged on the right side of the bottom wall of the working cavity, a sliding frame capable of sliding left and right is mounted in the sliding cavity, a center block is rotatably mounted in the sliding frame, a first annular cavity with a leftward opening is arranged in the center block, a second annular cavity is arranged on the inner wall, away from the center, of the first annular cavity, a first sliding block is slidably mounted in the first annular cavity, a second sliding block fixedly connected with the first sliding block is slidably mounted in the second annular cavity, and a rectangular, the rectangular block left end stretches into in the working chamber and fixed mounting have a processing cutter, be provided with in the working chamber with rectangular block sliding fit's uide bushing, be provided with in the working chamber roof and be used for driving gliding lifting unit from top to bottom of uide bushing, be provided with in the carriage and be used for driving centre block intermittent type pivoted runner assembly.

2. A gear processing apparatus according to claim 1, wherein: the collecting assembly comprises a collecting box in sliding fit with the drawing cavity, a collecting cavity with an upward opening is formed in the collecting box, and a handle is fixedly mounted on the left end face of the collecting box.

3. A gear processing apparatus according to claim 1, wherein: the lifting assembly comprises a lifting groove communicated with the working cavity, a lifting block is arranged in the lifting groove in a sliding manner, an inner thread groove with an upward opening is formed in the lifting block, a lifting screw rod is arranged in the inner thread groove in a thread matching manner, and the upper end of the lifting screw rod is in power connection with a lifting motor in the top wall of the lifting groove.

4. A gear processing apparatus according to claim 1, wherein: the rotating assembly comprises an annular groove arranged in the sliding frame, a bevel gear ring fixedly connected with the center block is arranged in the annular groove, sliding grooves are symmetrically arranged in the sliding frame in the up-and-down direction, a rotating shaft is rotatably arranged between the sliding grooves and the annular groove, one end of the rotating shaft extends into the sliding groove and is fixedly provided with a one-way gear, one end of the rotating shaft extends into the annular groove and is fixedly provided with a bevel gear meshed with the bevel gear ring, a rack block is further slidably arranged in the sliding groove, an upper rack block is meshed with the front side of the one-way gear, a lower rack block is meshed with the rear side of the one-way gear, sliding grooves are arranged on the left side and the right side of the sliding groove, a two-way screw rod is arranged in the rack block in a threaded fit manner, the left end of the two-way screw rod penetrates, the right side of the bidirectional screw rod penetrates through the right chute and is rotatably installed in the belt cavity and the wall body between the sliding cavities, belt wheels fixedly connected with the bidirectional screw rod are arranged in the belt cavity, the bidirectional screw rod is fixedly installed on the upper side of the belt cavity, a reciprocating motor is in power connection with the belt in the right end wall of the belt cavity, and the two belt wheels are in power connection through a belt.

5. A gear processing apparatus according to claim 4, wherein: the right supporting component comprises a supporting block fixedly mounted on the right side of the bottom wall of the working cavity, a supporting shaft is mounted in the supporting block in a rotating mode, a tapered hole is formed in the left side of the supporting shaft, a spline groove with an opening facing the right is formed in the supporting shaft, a spline shaft is mounted in the spline groove in a spline fit mode, the right end of the spline shaft is fixedly connected with the center of the left end face of the center block, a positioning ring is fixedly mounted on the right side of the supporting shaft, and an adjusting ring used for clamping a tooth blank.

6. A gear processing apparatus according to claim 5, wherein: left side supporting component is including setting up the left chamber in top of working chamber roof, sliding mounting has the sliding block in the chamber in top, sliding mounting has the slide bar in the sliding block, both ends fixed mounting respectively about the slide bar is in the end wall about the chamber in top, the removal screw rod is installed to the screw thread that returns in the sliding block, removal screw rod left end and fixed mounting are in the interior removal motor power of chamber left end wall is connected, it installs to remove the screw rod right-hand member rotation in the chamber right end wall in top, terminal surface fixed mounting has and is located under the sliding block support arm in the working chamber, support arm right-hand member face downside fixed mounting have with the taper block that the bell mouth is relative.

7. A gear processing apparatus according to claim 4, wherein: when the rack block slides leftwards relative to the one-way gear of the one-way gear, the rack block cannot drive the rotating shaft to rotate; when the rack block slides rightwards relative to the one-way gear of the one-way gear, the rack block can drive the rotating shaft to rotate.