CN204843666U - Automatic tool changer that digit control machine tool was used - Google Patents
Automatic tool changer that digit control machine tool was used Download PDFInfo
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- CN204843666U CN204843666U CN201520486400.8U CN201520486400U CN204843666U CN 204843666 U CN204843666 U CN 204843666U CN 201520486400 U CN201520486400 U CN 201520486400U CN 204843666 U CN204843666 U CN 204843666U
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- gear
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- driven gear
- clearance elimination
- control machine
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Abstract
The utility model discloses an automatic tool changer that digit control machine tool was used, including the lifing arm, dabber on the lifing arm sets firmly, rotationally the suit is at the blade disc and the drive blade disc pivoted motor of spindle, the motor sets firmly in the spindle, is provided with the driving gear on the motor, the spindle still overlap be equipped with with driving gear engaged with driven gear and anti -backlash gear, driven gear and blade disc fixed connection are connected with the mutual staggered extension spring of the teeth of a cogwheel of ordering about anti -backlash gear and driven gear between anti -backlash gear and the driven gear, the last spring that is provided with holding extension spring driven gear 0 of anti -backlash gear holds the chamber. The utility model discloses an automatic tool changer, have the handling ease, stand wear and tear, operate steadily, advantage such as transmission small in noise.
Description
Technical field
The utility model relates to a kind of automatic tool changer of Digit Control Machine Tool.
Background technology
Along with the development of science and technology, the working (machining) efficiency of Digit Control Machine Tool requires more and more higher, and clamped one time also realizes the main development direction that multiple operation Continuous maching is Digit Control Machine Tool.At present, Digit Control Machine Tool have employed automatic tool changer substantially.For automatic tool changer, also the wheeled tool magazine of the sun is referred to as, worm-and-wheel gear is mainly adopted to carry out transmission at present, although this transmission mechanism has mechanical self-latching and the little advantage of sideshake, but due to worm and gear processing difficulties, easy to wear, and sideshake cannot be eliminated by adjustment after wearing and tearing, thus cause automatic tool changer will cutter and Digit Control Machine Tool not be cutter shaft positions exactly, thus cutter shaft and automatic tool changer be easily made to clash into.
Summary of the invention
The utility model is intended to solve above-mentioned mentioned technical problem, provides a kind of handling ease, anti abrasive automatic tool changer.
The utility model is realized by following technical scheme:
A kind of automatic tool changer of Digit Control Machine Tool, comprise lifting arm, the mandrel be fixedly arranged on lifting arm, be sleeved on cutterhead on mandrel and the motor that drives cutterhead to rotate rotationally, described motor is fixedly arranged on mandrel, motor is provided with driving gear, mandrel is also set with the driven gear be meshed with driving gear and clearance elimination gear, driven gear is fixedly connected with cutterhead, be connected with the extension spring that the gear teeth that order about clearance elimination gear and driven gear stagger mutually between clearance elimination gear and driven gear, clearance elimination gear be provided with the spring cavity volume of accommodating extension spring stretching motion.
Preferably, the end face of described driven gear is provided with the first projection extended in spring cavity volume, is provided with the second projection in spring cavity volume, the two ends of extension spring are connected with the first projection and the second projection respectively.
Preferably, described spring cavity volume is the groove be arranged on clearance elimination gear.
Preferably, described second projection is arranged on clearance elimination gear, and the first projection and the second projection all parallel with the axis of clearance elimination gear.
Preferably, described first projection is connected with driven gear and clearance elimination gear with the mode of the second projection respectively by welding.
Preferably, described first projection is connected with driven gear and clearance elimination gear respectively by the mode be threaded with the second projection.
Preferably, the two ends of described first projection, the second projection are provided with bolt head respectively and hold the cutter groove that driver bit enters, and the end face of driven gear and clearance elimination gear are provided with the screwed hole matched with bolt head.
Preferably, described mandrel is also set with axle sleeve, axle sleeve is provided with the projection of the axial movement of restriction driven gear, the end of axle sleeve is provided with platen driven gear and clearance elimination gear compressed toward protrusion direction.
Preferably, the facewidth of described driving gear is more than or equal to the facewidth sum of driven gear and clearance elimination gear.
Preferably, the facewidth of described driven gear is greater than the facewidth of clearance elimination gear.
Beneficial effect is: compared with prior art, automatic tool changer of the present utility model, by arranging clearance elimination gear, and clearance elimination gear is engaged with driving gear jointly with driven gear, under the effect of extension spring, make the gear teeth elasticity of driven gear and clearance elimination gear stagger simultaneously, such setting can avoid driving gear and driven gear because of mismachining tolerance and/or the back lash produced of wearing and tearing, cutterhead is located more accurate, the cutter shaft on Digit Control Machine Tool and cutterhead is avoided to clash into, simultaneously, owing to eliminating the back lash of driving gear and driven gear, avoid between driving gear and driven gear and produce impact, effectively reduce drive noise.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further detail, wherein:
Fig. 1 is schematic perspective view of the present utility model;
Fig. 2 is the sectional view after the assembling of automatic tool changer parts thereof in Fig. 1;
Fig. 3 is the schematic perspective view after the driving gear of automatic tool changer in Fig. 1, driven gear and clearance elimination gear assembling;
Fig. 4 is the schematic perspective view of the clearance elimination gear in Fig. 3.
Detailed description of the invention
The automatic tool changer of a kind of Digit Control Machine Tool as Figure 1-Figure 4, comprise lifting arm 1, be fixedly arranged on the mandrel 2 on lifting arm 1, the motor 51 being sleeved on the cutterhead 3 on mandrel 2 rotationally and driving cutterhead 3 to rotate, motor 51 is fixedly arranged on mandrel 2 by installing plate 6, motor 51 is provided with driving gear 41, mandrel 2 is set with the driven gear 42 and clearance elimination gear 43 that are meshed with driving gear 41, driven gear 42 is fixedly connected with cutterhead 3, the extension spring 44 ordered about clearance elimination gear 43 and mutually stagger with the gear teeth of driven gear 42 is connected with between clearance elimination gear 43 and driven gear 42, clearance elimination gear is provided with the spring cavity volume 430 of accommodating extension spring stretching motion.Automatic tool changer of the present utility model, by arranging clearance elimination gear 43, and clearance elimination gear 43 is engaged with driving gear 41 jointly with driven gear 42, under the effect of extension spring 44, make the gear teeth elasticity of driven gear 42 and clearance elimination gear 43 stagger simultaneously, such setting can avoid driving gear 41 and driven gear 42 because of mismachining tolerance and/or the back lash produced of wearing and tearing, cutterhead 3 is located more accurate, the cutter shaft on Digit Control Machine Tool and cutterhead 3 is avoided to clash into, simultaneously, owing to eliminating the back lash of driving gear 41 and driven gear 42, avoid to produce between driving gear 41 and driven gear 42 and impact, effectively reduce drive noise.
Automatic tool changer of the present utility model, also comprise for carrying out with Digit Control Machine Tool the connecting plate 10 that is connected, one end and the connecting plate 10 of lifting arm 1 carry out hinged, and the other end is fixedly connected with mandrel 2.For making lifting arm 1 be with movable knife disc 3 to rotate around connecting plate 10, the cylinder or hydraulic cylinder that drive lifting arm 1 to rotate also can be set between lifting arm 1 and Digit Control Machine Tool.Send cutter and get cutter for ease of the cutter shaft on cutterhead 3 pairs of Digit Control Machine Tools, the axis of cutterhead 3 and the axis of lifting arm 1 not perpendicular, the angle that namely axis of mandrel 2 and the axis of lifting arm 1 are configured to is acute angle.
The end face of driven gear 42 is provided with the first projection 421 extended in spring cavity volume 430, the second projection 432 is provided with in spring cavity volume 430, the two ends of extension spring 44 are connected with the first projection 421 and the second projection 432 respectively, thus make extension spring 44 by the elastic reaction to the first projection 421 and the second projection 432, and then order about driven gear 42 and clearance elimination gear 43 has moment of torsion in relative rotation.When the radial dimension of extension spring 44 is less than the thickness of clearance elimination gear 43, spring cavity volume 430 is for being arranged at the groove on clearance elimination gear 43; When the radial dimension of extension spring 44 is more than or equal to the thickness of clearance elimination gear 43, spring cavity volume 430 is through hole.Second projection 432 is arranged on clearance elimination gear 43, and the first projection 421 and the second projection 432 all parallel with the axis of clearance elimination gear 43.
Driving gear 41, driven gear 42 and clearance elimination gear 43 can be spur gear or helical gear.
First projection 421 is connected with driven gear 42 and clearance elimination gear 432 respectively by the mode of welding or be threaded with the second projection 432.For ease of assembling, the mode that preferred employing is threaded, particularly, the two ends of the first projection 421, second projection 432 are provided with bolt head respectively and hold the cutter groove that driver bit enters, and the end face of driven gear 42 and clearance elimination gear 43 are provided with the screwed hole matched with bolt head.During installation, after the bolt head on the first projection 421, second projection 432 is torqued into screwed hole, the first projection 421, second projection 432 can be separately fixed on the end face of moving gear 42 and clearance elimination gear 43.Cutter groove can be yi word pattern or cross.
Motor 51 is preferably and adopts servomotor 51, and motor 51 also can configure reduction box 52 as required, and motor 51 is fixedly arranged on installing plate 6, also just make motor 51 indirectly and mandrel 2 affixed, and make motor 51 can follow lifting arm 1 to move.
Installing plate 6 is also provided with the protective cover 61 of closed driving gear 41, driven gear 42 and clearance elimination gear 43, thus foreign material can be avoided to damage driving gear 41, driven gear 42 and clearance elimination gear 43.Protective cover 61 can be split-type structural or monolithic construction, preferred employing split-type structural, so that be installed to by protective cover on installing plate 6, protective cover 61 comprises a left side half cover and right half cover that are symmetrically set, and left partly cover and right half covers the half-edge hole being provided with accommodating reduction box and running through.Namely, left half cover and the right side partly cover involutory after, two half-edge holes can be configured to one can the through hole that runs through of complete accommodating reduction box.
Mandrel 2 also can be set with axle sleeve 20, to reduce the wearing and tearing of mandrel 2.Particularly, between axle sleeve 20 and mandrel 2, be provided with bearing, axle sleeve 20 be provided with the projection 201 that restriction driven gear 42 moves axially, the end of axle sleeve 20 is provided with the platen 21 driven gear 42 and clearance elimination gear 43 compressed toward protruding 201 directions.Cutterhead 3 is fixedly arranged on axle sleeve 20, and driven gear 42 can be fixedly arranged on cutterhead 3 or axle sleeve 20, and namely driven gear 42 can be connected with cutterhead 3 indirectly or directly, thus makes driven gear 42 drive cutterhead 3 to rotate.
Driving gear 41 and driven gear 42 carry out transmission by the mode of external gear driving or internal gear transmission.For making the overall structure of automatic tool changer of the present utility model compacter, driving gear 41 and driven gear 42 carry out transmission preferably by the mode of external gear driving.
The facewidth of driving gear 41 is more than or equal to the facewidth sum of driven gear 42 and clearance elimination gear 43, the teeth groove that on driving gear 41 two adjacent gear teeth are formed can hold the gear teeth of the driven gear 42 and clearance elimination gear 43 be superimposed together completely, make transmission more steady, stressed more even.
The facewidth of driven gear 42 is greater than the facewidth of clearance elimination gear 43.Driven gear 42 is gear-driven main stressed member, and the Main Function of clearance elimination gear 43 is to eliminate gap when driven gear 42 engages with driving gear 41, thus clearance elimination gear 43 is non-staple stressed member, consider from the angle improving cost performance, the facewidth of driven gear 42 is greater than the facewidth of clearance elimination gear 43.
Above embodiment is only not limited in order to the technical solution of the utility model to be described, all do not depart from the utility model spirit and scope any amendment or equivalently to replace, it all should be encompassed in the scope of technical solutions of the utility model.
Claims (10)
1. the automatic tool changer of a Digit Control Machine Tool, comprise lifting arm, be fixedly arranged on the mandrel on lifting arm, the motor being sleeved on the cutterhead on mandrel rotationally and driving cutterhead to rotate, it is characterized in that, described motor is fixedly arranged on mandrel, motor is provided with driving gear, mandrel is also set with the driven gear be meshed with driving gear and clearance elimination gear, driven gear is fixedly connected with cutterhead, the extension spring that the gear teeth that order about clearance elimination gear and driven gear stagger mutually is connected with between clearance elimination gear and driven gear, clearance elimination gear is provided with the spring cavity volume of accommodating extension spring stretching motion.
2. the automatic tool changer of a kind of Digit Control Machine Tool according to claim 1, it is characterized in that, the end face of described driven gear is provided with the first projection extended in spring cavity volume, be provided with the second projection in spring cavity volume, the two ends of extension spring are connected with the first projection and the second projection respectively.
3. the automatic tool changer of a kind of Digit Control Machine Tool according to claim 2, is characterized in that, described spring cavity volume is the groove be arranged on clearance elimination gear.
4. the automatic tool changer of a kind of Digit Control Machine Tool according to claim 2, is characterized in that, described second projection is arranged on clearance elimination gear, and the first projection and the second projection all parallel with the axis of clearance elimination gear.
5. the automatic tool changer of a kind of Digit Control Machine Tool according to claim 2, is characterized in that, described first projection is connected with driven gear and clearance elimination gear with the mode of the second projection respectively by welding.
6. the automatic tool changer of a kind of Digit Control Machine Tool according to claim 2, is characterized in that, described first projection is connected with driven gear and clearance elimination gear respectively by the mode be threaded with the second projection.
7. the automatic tool changer of a kind of Digit Control Machine Tool according to claim 2, it is characterized in that, the two ends of described first projection, the second projection are provided with bolt head respectively and hold the cutter groove that driver bit enters, and the end face of driven gear and clearance elimination gear are provided with the screwed hole matched with bolt head.
8. the automatic tool changer of a kind of Digit Control Machine Tool according to claim 1, it is characterized in that, described mandrel is also set with axle sleeve, axle sleeve is provided with the projection of the axial movement of restriction driven gear, the end of axle sleeve is provided with platen driven gear and clearance elimination gear compressed toward protrusion direction.
9. the automatic tool changer of a kind of Digit Control Machine Tool according to claim 1, is characterized in that, the facewidth of described driving gear is more than or equal to the facewidth sum of driven gear and clearance elimination gear.
10. the automatic tool changer of a kind of Digit Control Machine Tool according to claim 1, is characterized in that, the facewidth of described driven gear is greater than the facewidth of clearance elimination gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520486400.8U CN204843666U (en) | 2015-07-06 | 2015-07-06 | Automatic tool changer that digit control machine tool was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520486400.8U CN204843666U (en) | 2015-07-06 | 2015-07-06 | Automatic tool changer that digit control machine tool was used |
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| Publication Number | Publication Date |
|---|---|
| CN204843666U true CN204843666U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520486400.8U Active CN204843666U (en) | 2015-07-06 | 2015-07-06 | Automatic tool changer that digit control machine tool was used |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111890094A (en) * | 2019-05-06 | 2020-11-06 | 深圳九福科技股份有限公司 | Multifunctional rotary machining shaft with rapid clamping function |
-
2015
- 2015-07-06 CN CN201520486400.8U patent/CN204843666U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111890094A (en) * | 2019-05-06 | 2020-11-06 | 深圳九福科技股份有限公司 | Multifunctional rotary machining shaft with rapid clamping function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180615 Address after: 529000 Yongsheng Road, Pengjiang District, Jiangmen, Guangdong Province, No. 61 Patentee after: Guangdong Kejie Machinery Automation Co., Ltd. Address before: 529000 three 806 of Donghua yuan 5, Pengjiang District, Jiangmen, Guangdong. Patentee before: Chen Yanying |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 529000 No. 61 Yongsheng Road, Pengjiang District, Guangdong, Jiangmen Patentee after: Guangdong Kejie Technology Co.,Ltd. Address before: 529000 No. 61 Yongsheng Road, Pengjiang District, Guangdong, Jiangmen Patentee before: Guangdong Kejie Machinery Automation Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 529000 No. 61 Yongsheng Road, Pengjiang District, Guangdong, Jiangmen Patentee after: Guangdong Kejie Technology Co.,Ltd. Address before: 529000 No. 61 Yongsheng Road, Pengjiang District, Guangdong, Jiangmen Patentee before: Guangdong Kejie Machinery Automation Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |