CN113263230B

CN113263230B - Thermal compensation mechanism of gear hobbing machine

Info

Publication number: CN113263230B
Application number: CN202110630963.XA
Authority: CN
Inventors: 王建文; 刘罡
Original assignee: Zhejiang Tuoman Intelligent Technology Co ltd
Current assignee: Zhejiang Tuoman Intelligent Technology Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2022-01-18
Anticipated expiration: 2041-06-07
Also published as: CN113263230A

Abstract

The invention discloses a thermal compensation mechanism of a gear hobbing machine, which relates to the technical field of gear hobbing machines and comprises a gear hobbing machine body, wherein a temperature control mechanism, a side rotation mechanism, a vertical movement mechanism, a steering mechanism, an upward pushing mechanism and a leakage isolating mechanism are arranged on the gear hobbing machine body, the steering mechanism, the side rotation mechanism and the leakage isolating mechanism are all arranged on the temperature control mechanism, the vertical movement mechanism and the upward pushing mechanism are all arranged on the side rotation mechanism, the side rotation mechanism can drive the steering mechanism and the vertical movement mechanism to vertically move on the temperature control mechanism, a workpiece is thrown out when a rotary pipe rotates, after the workpiece moves onto a sucker, a lifting plate moves downwards to drive an upper support rod to move downwards, the upper support rod drives a push rod to move downwards, when the push rod rotates downwards to contact the push rod, the push rod drives the push rod to rotate upwards through a rotating shaft, the rotary pipe is driven to rotate by the push rod, the workpiece is placed on the sucker when the rotary pipe rotates, meanwhile, one workpiece is placed at a time, so that the number of workpieces taken at a time is kept unchanged, and the taking accuracy is improved.

Description

Thermal compensation mechanism of gear hobbing machine

Technical Field

The invention relates to the technical field of gear hobbing machines, in particular to a thermal compensation mechanism of a gear hobbing machine.

Background

A gear hobbing machine is a machine tool which is most widely applied in gear processing machines, and straight teeth and helical gears can be cut on the gear hobbing machine, and worm gears, chain wheels and the like can also be processed. A gear processing machine for processing straight teeth, helical teeth, herringbone cylindrical gears and worm gears by a hob according to a generating method. When the machine tool uses a special hob, various workpieces with special tooth shapes such as a spline, a chain wheel and the like can be machined.

As disclosed in the chinese patent, "gear hobbing machine", publication number: CN106413961A, at the blow position of the hobbing cutter, can increase the relative speed of the gas with respect to the chips adhering to the hobbing cutter, and can increase the fluid force acting on the chips (force for blowing away the chips). Thus, chips adhering to the hobbing cutter can be effectively blown off with a small gas jet amount, and the hobbing machine has the following disadvantages:

(1) the hobbing machine inevitably has the problem of generating heat in the course of working, and the local temperature of lathe risees can arouse to generate heat, and the inconsistency that each part of lathe generates heat leads to each part to produce great difference in temperature for the lathe produces certain heat altered shape.

(2) After the gear hobbing machine works at high temperature for a long time, the size between the rotation center of the cutter and the rotation center of the workpiece is unstable, so that the gear hobbing common method variation is too large.

(3) In the batch production of the gear hobbing machine, when automatic compensation is not carried out, operators need to adjust the machining size 3-4 times a day along with the rise of the temperature, and the risk of product scrapping exists.

(4) This gear hobbing machine needs the manual work to place when placing the work piece, and the stage property leads to being injured because of bumping by the mistake may appear when the manual work is placed.

Disclosure of the invention

The present invention is directed to a thermal compensation mechanism for a gear hobbing machine to solve the problems set forth in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a thermal compensation mechanism of a gear hobbing machine comprises a gear hobbing machine body, wherein a temperature control mechanism, a side rotation mechanism, a vertical movement mechanism, a steering mechanism, an upward pushing mechanism and a leakage isolating mechanism are arranged on the gear hobbing machine body, the steering mechanism, the side rotation mechanism and the leakage isolating mechanism are all arranged on the temperature control mechanism, the vertical movement mechanism and the upward pushing mechanism are all arranged on the side rotation mechanism, the vertical movement mechanism is arranged on the side rotation mechanism, the steering mechanism is horizontally and rotationally connected with the vertical movement mechanism, the upward pushing mechanism is fixedly arranged on the side rotation mechanism, the side rotation mechanism can drive the steering mechanism and the vertical movement mechanism to vertically move on a temperature control mechanism, the vertical movement mechanism can drive the upward pushing mechanism to vertically move on the temperature control mechanism, the upward pushing mechanism can drive the leakage isolating mechanism to place a workpiece, the temperature control mechanism comprises a main support, and the main support is fixedly arranged on the gear hobbing machine body, the temperature sensor is fixedly mounted on the main support, the AD temperature compensation module is fixedly mounted on the main support, a leakage groove is formed in the main support, and a second sliding groove is formed in the main support.

Preferably, the shape of main support is the C font, arc rubber slab one is installed to the inside wall of main support, fixed mounting has miniature spring one between arc rubber slab one and the main support inside wall, arc rubber slab two is installed to the inside wall of main support, fixed mounting has miniature spring two between the inside wall of arc rubber slab two and main support, the mechanism of turning to the side includes the mount, the tip fixed mounting of mount is on the main support, the inside wall fixed mounting of mount has the motor, fixed mounting has the rotor plate on the output shaft of motor, the rotor plate is located the main support inside wall, the tip fixed mounting of rotor plate has the bull stick, the slide is installed in the tip horizontal rotation of bull stick, spout three has been seted up to the tip of slide.

Preferably, it includes the fixed plate to erect and move the mechanism, fixed plate fixed mounting is on the main support, the tip fixed mounting of fixed plate has the rack, the tip fixed mounting of fixed plate has two card posts, the tip fixed mounting of fixed plate has two side bearers, every the tip of side bearer all runs through and has seted up spout one, the fixed plate has the lifter plate through the vertical slidable mounting of side bearer, lifter plate tip fixed mounting has the cross slide, vertical slidable mounting is in the spout of side bearer one, the inside wall fixed mounting of lifter plate has the slide bar, slide horizontal sliding mounting is in the lifter plate, the slide bar is located the spout three of slide.

Preferably, the steering mechanism comprises a cylindrical rod, the cylindrical rod is horizontally installed on the inner side wall of the cross sliding plate in a rotating mode, a connecting plate is fixedly installed at the end portion of the cylindrical rod, gear teeth are arranged at the end portion of the connecting plate, an arc-shaped groove is formed in the connecting plate, an L-shaped rod is fixedly installed at the end portion of the connecting plate, a sucker is fixedly installed on the L-shaped rod, the push-up mechanism comprises an upper supporting rod, the end portion of the upper supporting rod is fixedly installed on the lifting plate, the upper supporting rod is L-shaped, a stop lever is fixedly installed at the end portion of the upper supporting rod, a push rod is installed at the end portion of the upper supporting rod, and a first rotating shaft is fixedly installed between the push rod and the inner side wall of the upper supporting rod.

Preferably, it includes two side braces, two to separate hourglass mechanism the equal fixed mounting of side brace is on the main support, two all install the baffle on the side brace, every equal fixed mounting has miniature spring three, two between baffle and the side brace fixed mounting has the pipe box between the side brace, pipe box inside wall fixed mounting has the inlet pipe, two be equipped with the commentaries on classics pipe between the side brace, the hold up tank has been seted up on the commentaries on classics pipe, the inside wall fixed mounting who changes the pipe has pivot two, the tip fixed mounting of pivot two has two upper brackets, two the equal fixed mounting of upper bracket is on the main support, fixed mounting has the carousel on the pivot two, fixed mounting has two to push away the post on the carousel.

The invention has the beneficial effects that:

one is as follows: the device comprises a temperature sensor, an AD temperature compensation module, a numerical control system and an AD temperature compensation module, wherein the temperature sensor is used for collecting the actual temperature in a cooling oil pipe, the AD temperature compensation module is used for carrying out analog-to-digital conversion on the actual temperature in the cooling oil pipe and sending the converted temperature to the numerical control system, the hobbing process is tracked, the processing temperature and the size are recorded and analyzed, and an automatic compensation method and a compensation coefficient of the numerical control hobbing machine are obtained through analysis, the AD temperature compensation module is used for converting the actual temperature TE and sending the actual temperature TE to the numerical control system of a hobbing machine body, the numerical control system carries out automatic compensation according to a special compensation formula, the traditional method is that the thermal deformation of a machine tool is reduced by controlling the oil temperature so as to ensure the stability of a hobbing common normal line, the device is characterized in that the temperature sensor and the AD temperature compensation module are additionally arranged on a main support, the numerical control system of the hobbing machine body carries out automatic compensation on the feed size of a Z axis according to the change of the temperature, twenty-four hours of continuous processing does not need artificial adjustment and compensation, so that the variation of the common normal of the hobbing machine is not more than 0.01mm within 1 day, and the working efficiency and the quality stability of the hobbing machine body are greatly improved.

The second step is as follows: the removal of lifter plate drives the connecting plate and removes, the removal of connecting plate drives the sucking disc upwards or moves down, the connecting plate is when upwards or moving down, contact the rack and take place rotatoryly through the teeth of a cogwheel, the sucking disc is rotatory when upwards or moving down along with the lifter plate, lifter plate rebound can drive the pillar rotation through last vaulting pole, the rotation of pillar is placed the work piece into on the sucking disc, the sucking disc moves down and is rotatory, place the work piece and process on the gear hobbing machine body, the work piece of taking through utilizing the linkage between each mechanism is automatic, need not the manual work and place, improve equipment work efficiency, it is injured because of mistake collision cutter to avoid the manual work to place the work piece.

And thirdly: three and the slide bar laminating of spout on the slide, the slide slides left or right in the lifter plate, drive the lifter plate simultaneously and upwards or move down, the removal of lifter plate drives the removal of cross slide, the cross slide removes in the spout of side bearer one, through utilizing the lifter plate to restrict the movement track of slide, make the slide drive the lifter plate upwards or move down, utilize fixed plate and cross slide to carry out the motion restriction to the lifter plate simultaneously, thereby it is more stable when the removal to be favorable to the lifter plate, reducing means's rocking.

Fourthly, the method comprises the following steps: the rotor plate is when contacting arc rubber slab one time, can be with a miniature spring compression deformation, a miniature spring slows down the speed of rotor plate two upper and lower extreme points through the elasticity of self, thereby be favorable to keeping the stability of rotor plate when rotatory, the lifter plate can contact two arc rubber slabs two when upwards or the lapse, and with two miniature spring two compression deformation on the arc rubber slab two, miniature spring two slows down the speed of lifter plate two upper and lower extreme points through the elasticity of self, prevent that the lifter plate from leading to damaging because of incessant collision.

And fifthly: the lifter plate can drive the removal of cylindricality pole through the cross slide when upwards or the lapse, the removal of cylindricality pole drives the connecting plate and removes, the connecting plate can contact the rack when removing, the teeth of a cogwheel of connecting plate takes place rotatoryly with the rack cooperation, the rotation of connecting plate drives the rotation of L shape pole, the rotation of L shape pole drives the sucking disc rotation, the connecting plate is when rotatory completion, the arc wall on the connecting plate just with card post block, the card post can keep the stability of connecting plate two upper and lower endpoints, effectively prevent that the connecting plate from taking place to heel.

And the sixth step: the push post moves upwards to drive the rotary table to rotate, the rotary table rotates to drive the rotary shaft to rotate, the rotary shaft rotates to drive the rotary pipe to rotate, the rotary pipe rotates to drive workpieces in the storage tank to rotate, the rotary pipe can contact with the baffles on two sides when rotating, the distance between the baffles and the rotary pipe can be kept by the aid of the miniature springs, the workpieces are prevented from being thrown out when rotating, after the workpieces are moved to the sucker, the lifting plate moves downwards to drive the upper support rod to move downwards, the upper support rod drives the push rod to move downwards, the push post drives the push rod to rotate upwards through the rotary shaft when the push rod rotates downwards to contact with the push post, the rotary pipe rotates by utilizing the push rod to drive the rotary pipe, the workpieces are placed on the sucker when the rotary pipe rotates, one workpiece is placed at each time, accordingly, the number of the workpieces taken at each time is kept unchanged, and taking accuracy is improved.

Drawings

In order to more clearly illustrate the embodiments of the present 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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of a gear hobbing machine body according to the present invention;

FIG. 2 is a schematic illustration of a main support of the present invention;

FIG. 3 is a schematic view of a lifter plate of the present invention;

FIG. 4 is a schematic view of a retaining plate according to the present invention;

FIG. 5 is a schematic view of a rotating plate of the present invention;

FIG. 6 is a schematic view of the upper brace bar of the present invention;

FIG. 7 is a schematic view of a connection plate of the present invention;

FIG. 8 is a schematic view of the feed tube of the present invention;

FIG. 9 is a schematic view of a swivel tube according to the present invention.

The reference numbers illustrate: 1. a gear hobbing machine body; 11. a main support; 12. a temperature sensor; 13. an AD temperature compensation module; 14. a fixed mount; 15. a storage tank; 16. a feed pipe; 17. a first miniature spring; 18. a first arc-shaped rubber plate; 19. a second miniature spring; 2. an arc-shaped rubber plate II; 21. a fixing plate; 22. a side frame; 23. a first sliding chute; 24. pipe sleeve; 25. a leak groove; 26. a second chute; 27. clamping the column; 28. an electric motor; 3. a rotating plate; 31. a rotating rod; 32. a slide plate; 33. a third chute; 34. a lifting plate; 35. a slide bar; 36. a cross slide plate; 37. a cylindrical rod; 38. a connecting plate; 39. an arc-shaped slot; 4. an L-shaped rod; 41. a suction cup; 42. an upper stay bar; 43. a rack; 44. a stop lever; 45. a first rotating shaft; 46. a push rod; 47. a side support frame; 48. a third miniature spring; 49. a baffle plate; 5. an upper bracket; 51. a second rotating shaft; 52. a turntable; 53. pushing the column; 54. and (5) rotating the tube.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Example 1: with reference to fig. 1, 2, 3, 4 and 5, a thermal compensation mechanism of a gear hobbing machine comprises a gear hobbing machine body 1, wherein the gear hobbing machine body 1 is provided with a temperature control mechanism, a side rotation mechanism, a vertical movement mechanism, a steering mechanism, an upward pushing mechanism and a leakage isolating mechanism, the steering mechanism, the side rotation mechanism and the leakage isolating mechanism are all arranged on the temperature control mechanism, the vertical movement mechanism and the upward pushing mechanism are both arranged on the side rotation mechanism, the vertical movement mechanism is arranged on the side rotation mechanism, the steering mechanism is horizontally and rotatably connected with the vertical movement mechanism, the upward pushing mechanism is fixedly arranged on the side rotation mechanism, the side rotation mechanism can drive the steering mechanism and the vertical movement mechanism to vertically move on the temperature control mechanism, the vertical movement mechanism can drive the upward pushing mechanism to vertically move on the temperature control mechanism, the upward pushing mechanism can drive the leakage isolating mechanism to place a workpiece, the temperature control mechanism comprises a main support 11, 11 fixed mounting of main support is on gear hobbing machine body 1, fixed mounting has temperature sensor 12 on the main support 11, temperature sensor 12's model is PT1000, fixed mounting has AD temperature compensation module 13 on the main support 11, the small opening 25 has been seted up on the main support 11, two 26 spouts have been seted up on the main support 11, the shape of main support 11 is the C font, an arc rubber sheet 18 is installed to the inside wall of main support 11, fixed mounting has miniature spring 17 between an arc rubber sheet 18 and the 11 inside walls of main support, arc rubber sheet two 2 is installed to the inside wall of main support 11, fixed mounting has miniature spring two 19 between arc rubber sheet two 2 and the inside wall of main support 11.

When the automatic compensation system is used, a user needs to set an initial temperature TS for machining through the numerical control system before using, an actual temperature TE of an oil path is collected through the temperature sensor 12 and sent to the AD temperature compensation module 13, a workpiece needing hobbing is placed on the hobbing machine body 1, equipment is started, tools in the hobbing machine body 1 perform hobbing on the workpiece, but the local temperature of the hobbing machine body 1 can be continuously increased in the hobbing process, the temperature sensor 12 is used for collecting the actual temperature in a cooling oil pipe, the AD temperature compensation module 13 is used for performing analog-to-digital conversion on the actual temperature in the cooling oil pipe and sending the converted temperature to the numerical control system, the hobbing process is tracked, the machining temperature and the machining size are recorded and analyzed, the automatic compensation method and the compensation coefficient of the numerical control hobbing machine are obtained through analysis, the AD temperature compensation module 13 converts the actual temperature TE and sends the actual temperature TE to the numerical control system of the hobbing machine body 1, the numerical control system automatically compensates according to a special compensation formula, the traditional method is to reduce the thermal deformation of a machine tool by controlling the oil temperature so as to ensure the stability of a common normal line of hobbing, the device is characterized in that a temperature sensor 12 and an AD temperature compensation module 13 are added on a main bracket 11, the numerical control system of a hobbing machine body 1 automatically compensates the feed size of a Z axis according to the change of the temperature, the twenty-four hours of continuous processing is not required to be adjusted and compensated manually, the change amount of the common normal line of hobbing is not more than 0.01mm in 1 day, the working efficiency and the quality stability of the hobbing machine body 1 are greatly improved, a plurality of workpieces are put into a feed pipe 16, the workpieces in the feed pipe 16 fall into a storage tank 15, only one workpiece can be stored in the storage tank 15, a motor 28 in a fixed bracket 14 is started, an output shaft of the motor 28 rotates on the inner side wall of the main bracket 11, and the output shaft of the motor 28 drives a rotating plate 3 to rotate, the rotation of the rotating plate 3 drives the lifting plate 34 to move upwards or downwards through the sliding plate 32, the movement of the lifting plate 34 drives the connecting plate 38 to move, the movement of the connecting plate 38 drives the sucker 41 to move upwards or downwards, when the connecting plate 38 moves upwards or downwards, the rack 43 is contacted and rotates through the gear teeth, the sucker 41 rotates along with the lifting plate 34 when moving upwards or downwards, the lifting plate 34 moves upwards to drive the rotating pipe 54 to rotate through the upper supporting rod 42, the workpiece is placed on the sucker 41 through the rotation of the rotating pipe 54, the sucker 41 moves downwards and rotates, the workpiece is placed on the gear hobbing machine body 1 to be machined, the workpiece is automatically taken through linkage between all mechanisms, manual placement is not needed, the working efficiency of equipment is improved, and the workpiece placed manually is prevented from being damaged due to mistaken touch of a cutter.

Example 2 on the basis of example 1: referring to fig. 1, 2, 3 and 5, the side-rotating mechanism includes a fixed frame 14, an end portion of the fixed frame 14 is fixedly installed on the main support 11, an inner side wall of the fixed frame 14 is fixedly installed with a motor 28, an output shaft of the motor 28 is fixedly installed with a rotating plate 3, the rotating plate 3 is located on the inner side wall of the main support 11, an end portion of the rotating plate 3 is fixedly installed with a rotating rod 31, an end portion of the rotating rod 31 is horizontally and rotatably installed with a sliding plate 32, an end portion of the sliding plate 32 is provided with a third sliding slot 33, the vertical-moving mechanism includes a fixed plate 21, the fixed plate 21 is fixedly installed on the main support 11, an end portion of the fixed plate 21 is fixedly installed with a rack 43, an end portion of the fixed plate 21 is fixedly installed with two clamping posts 27, an end portion of the fixed plate 21 is fixedly installed with two side frames 22, an end portion of each side frame 22 is provided with a first sliding slot 23, the fixed plate 21 is vertically and slidably installed with a lifting plate 34 through the side frame 22, the end parts of the lifting plate 34 are fixedly provided with cross sliding plates 36, 36 which are vertically and slidably arranged in the first sliding groove 23 of the side frame 22, the inner side wall of the lifting plate 34 is fixedly provided with a sliding rod 35, the sliding plate 32 is horizontally and slidably arranged in the lifting plate 34, and the sliding rod 35 is positioned in the third sliding groove 33 of the sliding plate 32.

When in use, the rotating plate 3 can drive the rotating rod 31 to rotate when rotating, the rotating rod 31 can drive the sliding plate 32 to rotate, but the sliding plate 32 is limited by the lifting plate 34, so the sliding plate 32 can move in the lifting plate 34, the third chute 33 on the sliding plate 32 is attached to the sliding rod 35, the sliding plate 32 slides leftwards or rightwards in the lifting plate 34 and drives the lifting plate 34 to move upwards or downwards, the lifting plate 34 moves to drive the cross sliding plate 36 to move, the cross sliding plate 36 moves in the first chute 23 of the side frame 22, the sliding plate 32 can drive the lifting plate 34 to move upwards or downwards by limiting the movement track of the sliding plate 32 through the lifting plate 34, and the fixed plate 21 and the cross sliding plate 36 can limit the movement of the lifting plate 34, thereby being beneficial to more stabilizing the lifting plate 34 during moving and reducing the shaking of the device, when the rotating plate 3 rotates, the sliding plate can contact with the first arc rubber plates 18 in the main frame 11, when the rotating plate 3 contacts the first arc-shaped rubber plate 18, the first miniature spring 17 is compressed and deformed, the first miniature spring 17 slows down the speed of the rotating plate 3 at the upper end point and the lower end point through the elastic force of the first miniature spring, so that the stability of the rotating plate 3 in rotation is favorably maintained, the lifting plate 34 can contact the two second arc-shaped rubber plates 2 when moving upwards or downwards, the second miniature spring 19 on the two second arc-shaped rubber plates 2 is compressed and deformed, the second miniature spring 19 slows down the speed of the lifting plate 34 at the upper end point and the lower end point through the elastic force of the second miniature spring 19, and the lifting plate 34 is prevented from being damaged due to continuous collision.

Example 3 on the basis of example 1: with reference to fig. 1, 2, 5, 6 and 7, the steering mechanism includes a cylindrical rod 37, the cylindrical rod 37 is horizontally rotatably installed on the inner side wall of the cross sliding plate 36, a connecting plate 38 is fixedly installed at an end portion of the cylindrical rod 37, gear teeth are arranged at an end portion of the connecting plate 38, an arc-shaped groove 39 is formed in the connecting plate 38, an L-shaped rod 4 is fixedly installed at an end portion of the connecting plate 38, a suction cup 41 is fixedly installed on the L-shaped rod 4, the push-up mechanism includes an upper supporting rod 42, an end portion of the upper supporting rod 42 is fixedly installed on the lifting plate 34, the upper supporting rod 42 is L-shaped, a stop rod 44 is fixedly installed at an end portion of the upper supporting rod 42, a push rod 46 is installed at an end portion of the upper supporting rod 42, and a first rotating shaft 45 is fixedly installed between the push rod 46 and the inner side wall of the upper supporting rod 42.

When the lifting plate 34 is used, the lifting plate 34 can drive the cylindrical rod 37 to move through the cross sliding plate 36 when moving upwards or downwards, the cylindrical rod 37 moves to drive the connecting plate 38 to move, the connecting plate 38 can contact the rack 43 when moving, the gear teeth of the connecting plate 38 are matched with the rack 43 to rotate, the connecting plate 38 rotates to drive the L-shaped rod 4 to rotate, the L-shaped rod 4 rotates to drive the sucker 41 to rotate, when the connecting plate 38 rotates, the arc-shaped groove 39 on the connecting plate 38 is just clamped with the clamping column 27, the clamping column 27 can keep the stability of the connecting plate 38 at the upper end point and the lower end point, and the side tilting of the connecting plate 38 is effectively prevented.

Example 4 on the basis of example 3: referring to fig. 1, fig. 2, fig. 6, fig. 7, fig. 8 and fig. 9, the leakage isolating mechanism includes two side brackets 47, two side brackets 47 are all fixedly mounted on the main support 11, baffle plates 49 are all mounted on the two side brackets 47, a miniature spring third 48 is fixedly mounted between each baffle plate 49 and each side bracket 47, a pipe sleeve 24 is fixedly mounted between the two side brackets 47, a feeding pipe 16 is fixedly mounted on the inner side wall of the pipe sleeve 24, a rotating pipe 54 is arranged between the two side brackets 47, a storage tank 15 is arranged on the rotating pipe 54, a rotating shaft second 51 is fixedly mounted on the inner side wall of the rotating pipe 54, two upper supports 5 are fixedly mounted at the end part of the rotating shaft second 51, two upper supports 5 are all fixedly mounted on the main support 11, a rotating disc 52 is fixedly mounted on the rotating shaft second 51, and two push posts 53 are fixedly mounted on the rotating disc 52.

When the device is used, the lifting plate 34 drives the upper support rod 42 to move upwards when moving upwards, the upper support rod 42 moves upwards to drive the push rod 46 to move upwards, the push rod 46 moves upwards to contact with the push post 53, the stop lever 44 can prevent the push rod 46 from rotating downwards and drive the push post 53 to move upwards, the push post 53 moves upwards to drive the turntable 52 to rotate, the turntable 52 rotates to drive the second rotating shaft 51 to rotate, the second rotating shaft 51 rotates to drive the rotating pipe 54 to rotate, the rotating pipe 54 rotates to drive the workpiece in the storage tank 15 to rotate, the rotating pipe 54 contacts with the baffle plates 49 at two sides when rotating, the micro spring three 48 can keep the distance between the baffle plate 49 and the rotating pipe 54, the workpiece is prevented from being thrown out when the rotating pipe 54 rotates, after the workpiece moves onto the suction cup 41, the lifting plate 34 moves downwards to drive the upper support rod 42 to move downwards, the upper support rod 42 drives the push rod 46 to move downwards, and when the push rod 46 rotates downwards to contact with the push post 53, the push rod 46 is driven by the push column 53 to rotate upwards through the first rotating shaft 45, the rotating pipe 54 is driven by the push rod 46 to rotate, the rotating pipe 54 places workpieces on the sucking disc 41 when rotating, and meanwhile, one workpiece is placed at each time, so that the number of the workpieces taken at each time is kept unchanged, and the taking accuracy is improved.

It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.

Claims

1. The utility model provides a gear hobbing machine's thermal compensation mechanism, includes gear hobbing machine body (1), its characterized in that: the hobbing machine comprises a hobbing machine body (1), and is characterized in that a temperature control mechanism, a side rotation mechanism, a vertical movement mechanism, a steering mechanism, an upward pushing mechanism and a leakage isolating mechanism are arranged on the hobbing machine body (1), the steering mechanism, the side rotation mechanism and the leakage isolating mechanism are all arranged on the temperature control mechanism, the vertical movement mechanism and the upward pushing mechanism are all arranged on the side rotation mechanism, the steering mechanism and the vertical movement mechanism are horizontally and rotatably connected, the upward pushing mechanism is arranged on the side rotation mechanism, the side rotation mechanism can drive the steering mechanism and the vertical movement mechanism to vertically move on the temperature control mechanism, the vertical movement mechanism can drive the upward pushing mechanism to vertically move on the temperature control mechanism, and the upward pushing mechanism can drive the leakage isolating mechanism to place a workpiece;

the temperature control mechanism comprises a main support (11), the main support (11) is fixedly arranged on the gear hobbing machine body (1), a temperature sensor (12) is fixedly arranged on the main support (11), an AD temperature compensation module (13) is fixedly arranged on the main support (11), a leakage groove (25) is formed in the main support (11), and a second sliding groove (26) is formed in the main support (11);

The side turning mechanism comprises a fixed frame (14), the end part of the fixed frame (14) is fixedly arranged on the main bracket (11), the inner side wall of the fixed frame (14) is fixedly provided with a motor (28), and an output shaft of the motor (28) is fixedly provided with a rotating plate (3);

the rotating plate (3) is positioned on the inner side wall of the main support (11), a rotating rod (31) is fixedly installed at the end part of the rotating plate (3), a sliding plate (32) is horizontally and rotatably installed at the end part of the rotating rod (31), and a sliding groove III (33) is formed in the end part of the sliding plate (32);

the vertical moving mechanism comprises a fixing plate (21), the fixing plate (21) is fixedly installed on a main support (11), a rack (43) is fixedly installed at the end portion of the fixing plate (21), two clamping columns (27) are fixedly installed at the end portion of the fixing plate (21), two side frames (22) are fixedly installed at the end portion of the fixing plate (21), a first sliding groove (23) is formed in the end portion of each side frame (22) in a penetrating mode, and a lifting plate (34) is vertically installed on the fixing plate (21) through the side frames (22) in a sliding mode;

a cross sliding plate (36) is fixedly installed at the end part of the lifting plate (34), the cross sliding plate (36) is vertically and slidably installed in a first sliding groove (23) of the side frame (22), a sliding rod (35) is fixedly installed on the inner side wall of the lifting plate (34), the sliding plate (32) is horizontally and slidably installed in the lifting plate (34), and the sliding rod (35) is located in a third sliding groove (33) of the sliding plate (32);

The steering mechanism comprises a cylindrical rod (37), the cylindrical rod (37) is horizontally and rotatably mounted on the inner side wall of the cross sliding plate (36), a connecting plate (38) is fixedly mounted at the end part of the cylindrical rod (37), gear teeth are arranged at the end part of the connecting plate (38), an arc-shaped groove (39) is formed in the connecting plate (38), an L-shaped rod (4) is fixedly mounted at the end part of the connecting plate (38), and a sucker (41) is fixedly mounted on the L-shaped rod (4);

the upward pushing mechanism comprises an upper supporting rod (42), the end part of the upper supporting rod (42) is fixedly installed on the lifting plate (34), the upper supporting rod (42) is L-shaped, a stop lever (44) is fixedly installed at the end part of the upper supporting rod (42), a push rod (46) is installed at the end part of the upper supporting rod (42), and a first rotating shaft (45) is fixedly installed between the push rod (46) and the inner side wall of the upper supporting rod (42);

separate hourglass mechanism and include two side support frame (47), two equal fixed mounting of side support frame (47) is on main support (11), two all install baffle (49), every on side support frame (47) equal fixed mounting has three (48), two of miniature spring between baffle (49) and side support frame (47) fixed mounting has pipe box (24) between side support frame (47), pipe box (24) inside wall fixed mounting has inlet pipe (16), two be equipped with between side support frame (47) and change pipe (54).

2. The thermal compensation mechanism of a gear hobbing machine of claim 1, characterized in that: the shape of main support (11) is the C font, arc rubber slab (18) are installed to the inside wall of main support (11), fixed mounting has miniature spring (17) between arc rubber slab (18) and main support (11) inside wall, arc rubber slab two (2) are installed to the inside wall of main support (11), fixed mounting has miniature spring two (19) between the inside wall of arc rubber slab two (2) and main support (11).

3. The thermal compensation mechanism of a gear hobbing machine of claim 1, characterized in that: storage tank (15) have been seted up on commentaries on classics pipe (54), the inside wall fixed mounting of commentaries on classics pipe (54) has two (51) of pivot, the tip fixed mounting of two (51) of pivot has two upper brackets (5), two the equal fixed mounting of upper bracket (5) is on main support (11), fixed mounting has carousel (52) on two (51) of pivot, fixed mounting has two to push away post (53) on carousel (52).