CN204353592U - Pinion tooth ends chamfering grinding fixture - Google Patents
Pinion tooth ends chamfering grinding fixture Download PDFInfo
- Publication number
- CN204353592U CN204353592U CN201420661839.5U CN201420661839U CN204353592U CN 204353592 U CN204353592 U CN 204353592U CN 201420661839 U CN201420661839 U CN 201420661839U CN 204353592 U CN204353592 U CN 204353592U
- Authority
- CN
- China
- Prior art keywords
- emery wheel
- expansion set
- rotating seat
- air motor
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of pinion tooth ends chamfering grinding fixture, comprise workbench, workbench is provided with emery wheel and installs adjusting tool and gear clamping tooling; Emery wheel is installed adjusting tool and is comprised base, and base is provided with vertical guide rod, and guide rod is provided with slide, and slide is provided with emery wheel mount pad, emery wheel mount pad is provided with emery wheel mechanism; Gear clamping tooling comprises clamping base, is provided with rotating seat in clamping base, is provided with gear shaft clamping device in rotating seat; Gear shaft clamping device comprises adapter sleeve, adapter sleeve inner sleeve is equiped with expansion set, be provided with in expansion set for set gear axle and the central bore of one end open, one end that expansion set is positioned at central bore opening is swelling end, the other end is link, and on the swelling end of expansion set, annular is laid with at least three expanding troughs; Tapered face fit structure is provided with between the swelling end periphery wall of expansion set and the inner hole wall of adapter sleeve; Tensioning mechanism is provided with in rotating seat; Step drive mechanism is provided with in clamping base.
Description
Technical field
The utility model belongs to mechanical frock clamp art, is specifically related to a kind of pinion tooth ends chamfering grinding fixture.
Background technology
Gear shaft is a kind of conventional mechanical part, in gear shaft processing, often needs the gear teeth end chamfering at gear shaft.Due to the design feature of gear shaft, cannot first use the method for turnery processing at pinion tooth ends chamfering, thus in existing method, the general mode of Milling Process that adopts be at pinion tooth ends chamfering.Although the method for employing Milling Process can meet the demand at pinion tooth ends chamfering, special milling machine is expensive, and medium-sized and small enterprises are difficult to be equipped with.In addition, the loss of milling cutter is also comparatively large, and these both increase the processing cost of gear and the burden of enterprise undoubtedly.
Summary of the invention
In view of this, the purpose of this utility model is to provide a kind of pinion tooth ends chamfering grinding fixture, the mode of grinding can not only be adopted at the geared end chamfering of gear, reduce costs, and gear shaft clamping is firm, and can stepping rotate.
For achieving the above object, the utility model provides following technical scheme:
A kind of pinion tooth ends chamfering grinding fixture, it is characterized in that: comprise workbench, described workbench is provided with emery wheel and installs adjusting tool and gear clamping tooling;
Described emery wheel is installed adjusting tool and is comprised base, and described base is provided with vertical guide rod, and on described guide rod, cover is equiped with the slide be slidably matched with it, and described slide is provided with emery wheel mount pad, and described emery wheel mount pad is provided with emery wheel mechanism; Described emery wheel mechanism comprises air motor and is arranged on the emery wheel in the rotating shaft of described air motor; The retaining mechanism of locking its position is provided with between described slide and described guide rod;
Described emery wheel mount pad comprises two pieces of installing plates be parallel to each other, described air motor rotatable engagement is arranged between two pieces of described installing plates, and the axis horizontal of the rotating shaft of described air motor, described emery wheel mount pad is also provided with the driving mechanism for driving described air motor to rotate;
Described gear clamping tooling comprises clamping base, is provided with the rotating seat with its rotatable engagement in described clamping base, is provided with gear shaft clamping device in described rotating seat;
Described gear shaft clamping device comprises adapter sleeve, described adapter sleeve inner sleeve is equiped with expansion set, be provided with in described expansion set for set gear axle and the central bore of one end open, one end that described expansion set is positioned at described central bore opening is swelling end, the other end is link, and on the swelling end of described expansion set, annular is laid with at least three expanding troughs; Tapered face fit structure is provided with between the swelling end periphery wall of described expansion set and the inner hole wall of described adapter sleeve; Be provided with for being fixedly connected with the link of described expansion set and the tensioning mechanism that described expansion set is strained and fixed in described rotating seat; Be provided with the step drive mechanism for driving described rotating seat stepping to rotate in described clamping base, described step drive mechanism comprises stepper motor, is in transmission connection between described stepper motor and described rotating seat.
Further, described driving mechanism comprise to be sleeved in described air motor rotating shaft and and the handler of described air motor synchronous axial system, to be fixedly mounted on described emery wheel mount pad for the driving cylinder that drives described handler to rotate and to be arranged on the spring resetted for described air motor between described emery wheel mount pad and described air motor, the tie point of described spring and described air motor and described driving cylinder piston rod and described handler contact the both sides that points of engagement lays respectively at the rotating shaft of described air motor.
Further, described guide rod two of being set to be parallel to each other; Described retaining mechanism comprises and is arranged on described slide and is positioned at the screwed hole of the radial direction of a wherein described guide rod and be arranged on the lock-screw of described screwed hole.
Further, the slide plate that described base comprises base plate and is slidably installed on described base plate, described guide rod is fixedly mounted on described slide plate.
Further, also comprise the dust cover covered on described workbench, described dust cover is provided with the forced draft fans for getting rid of dust.
Further, described tensioning mechanism comprises the tension cylinder be fixedly installed in described rotating seat, and the expansion link of described tension cylinder is connected with the link of described expansion set.
Further, be also provided with position-limit mechanism between described expansion set and described adapter sleeve, described position-limit mechanism comprises the stopper slot being arranged on and extending on described expansion set sidewall and along the bus of expansion set, correspondingly with described stopper slot on described adapter sleeve is provided with spacer pin installing hole.
Further, the outer peripheral face of described adapter sleeve is taper seat, is provided with the internal taper hole coordinated with described adapter sleeve outer peripheral face in described rotating seat.
Further, also comprising reinforcing sleeve, be provided with the central through hole for being set with shaft forgings in described reinforcing sleeve, and described reinforcing sleeve being fixedly mounted on described adapter sleeve.
Further, described clamping base is provided with the installation cavity for installing described rotating seat, and the upper end of described installation cavity is provided with step, correspondingly with described step on the periphery wall of described rotating seat is provided with bulge loop, is provided with thrust bearing between described step and bulge loop; Rotary liner is provided with between described installation cavity and described rotating seat periphery wall.
The beneficial effects of the utility model are:
Pinion tooth ends chamfering grinding fixture of the present utility model, by installing emery wheel on the table, adjusting tool is installed, during use, by gear workpieces clamping on gear clamping tooling, emery wheel is arranged on air motor, regulate the position of air motor on guide rod, and utilize driving mechanism to regulate the angle of inclination of air motor, make emery wheel just in time with the gear teeth ends contact of gear workpieces, starting air motor can realize at gear tooth end chamfering, and the amount of feeding of emery wheel is regulated according to machine process, so, just can grinding chamfering on all gear teeth of gear workpieces step by step, therefore, gear tooth end-beveling frock of the present utility model can not only realize the geared end grinding chamfering at gear, and structure is simple, simple for production, emery wheel loss is less, namely can effectively reduce costs,
By arranging gear shaft clamping device, during use, gear bush is contained in the central bore of expansion set, utilizes tensioning mechanism to pull expansion set, under the effect of tapered face fit structure, the swelling end of expansion set is closed to be clamped gear shaft, so, the clamping just achieving gear shaft is fixed, and structure is simple, and the clamping power of radial direction can be converted to axial pulling force, reliable and stable; By arranging step drive mechanism, rotating seat stepping in clamping base can be driven to rotate, and then gear shaft stepping rotate.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and beneficial effect clearly, the utility model provides following accompanying drawing to be described:
Fig. 1 is the structural representation of the utility model pinion tooth ends chamfering grinding fixture embodiment;
Fig. 2 is the stressed schematic diagram of emery wheel mechanism;
Fig. 3 is the structural representation of gear clamping tooling;
Fig. 4 is the structural representation of gear shaft clamping device.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, and to make those skilled in the art better can understand the utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
As shown in Figure 1, be the structural representation of the utility model pinion tooth ends chamfering grinding fixture embodiment.The pinion tooth ends chamfering grinding fixture of the present embodiment, comprises workbench 1, and described workbench 1 is provided with emery wheel and installs adjusting tool and gear clamping tooling 2.
Described emery wheel is installed adjusting tool and is comprised base 3, and described base 3 is provided with vertical guide rod 4, and on described guide rod 4, cover is equiped with the slide 5 be slidably matched with it, and described slide 5 is provided with emery wheel mount pad 6, and described emery wheel mount pad 6 is provided with emery wheel mechanism.The emery wheel 8 that described emery wheel mechanism comprises air motor 7 and is arranged in the rotating shaft of described air motor 7.The retaining mechanism of locking its position is provided with between described slide 5 and described guide rod 4.The guide rod 4 of the present embodiment is set to two that are parallel to each other, wherein the diameter of a guide rod is greater than the diameter of another root guide rod, the retaining mechanism of the present embodiment comprises and is arranged on described slide 5 and is positioned at the screwed hole of the radial direction of a wherein described guide rod 4 and be arranged on the lock-screw 9 of described screwed hole, the screwed hole of the present embodiment is arranged on the larger guide rod of diameter in the radial direction, utilizes lock-screw can lock the position of slide 5 easily.
Described emery wheel mount pad 6 comprises two pieces of installing plates be parallel to each other 10, described air motor 7 rotatable engagement is arranged between two pieces of described installing plates 10, and the axis horizontal of the rotating shaft of described air motor 7, described emery wheel mount pad 6 is also provided with the driving mechanism for driving described air motor 7 to rotate.
The gear clamping tooling of the present embodiment comprises clamping base 27, is provided with the rotating seat 28 with its rotatable engagement in clamping base 27, is provided with gear shaft clamping device in described rotating seat 28.The gear shaft clamping device of the present embodiment comprises adapter sleeve 17, adapter sleeve 17 inner sleeve is equiped with expansion set 18, be provided with in expansion set 18 for set gear axle 19 and the central bore 20 of one end open, one end that expansion set 18 is positioned at central bore 20 opening is swelling end, the other end is link, on the swelling end of expansion set 18, annular is laid with at least three expanding troughs 21, and on the swelling end of the expansion set 18 of the present embodiment, annular is laid with three expanding troughs 21, can make the opening and closing under force of swelling end.Tapered face fit structure is provided with between the swelling end periphery wall of expansion set 18 and the inner hole wall of adapter sleeve 17.
Be provided with for being fixedly connected with the link of expansion set 18 and the tensioning mechanism that expansion set 18 is strained and fixed in the rotating seat 28 of the present embodiment, the tensioning mechanism of the present embodiment comprises the tension cylinder 29 be fixedly installed in described rotating seat 28, and the expansion link of described tension cylinder 29 is connected with the link of expansion set 18.The link of the expansion set 18 of the present embodiment is provided with the syndeton for being connected with drag link mechanism.The syndeton of the present embodiment comprises the connector 22 be arranged on described expansion set 18 link end face, and connector 22 is provided with external screw thread, and connector 22 is coaxial with expansion set 18, by arranging connector 22, can be connected with tensioning mechanism easily.
Be provided with the step drive mechanism for driving rotating seat 28 stepping to rotate in clamping base 27, step drive mechanism comprises stepper motor 30, is in transmission connection between stepper motor 30 and rotating seat 28.The bottom of the rotating seat 28 of the present embodiment is provided with bevel gear 31, the rotating shaft of stepper motor 30 is connected with bevel gear 32, utilizes bevel gear 31 and bevel gear 32, and stepper motor 30 drives rotating seat 28 stepping to rotate, and then the stepping of gear shaft clamping device rotates.
The driving mechanism of the present embodiment comprise be sleeved in the rotating shaft of described air motor 7 and with the handler 11 of described air motor 7 synchronous axial system, to be fixedly mounted on described emery wheel mount pad 6 for the driving cylinder 12 that drives described handler 11 to rotate and to be arranged between described emery wheel mount pad 6 and described air motor 7 for spring 13 that described air motor 7 resets, the tie point of described spring 13 and described air motor 7 and described driving cylinder 12 piston rod and described handler 11 contact the both sides that points of engagement lays respectively at the rotating shaft of described air motor 7, so, spring 13 acts on the elastic force F on air motor 7
springpower F in air motor 7 rotating shaft is acted on driving cylinder 12 relative to the moment of flexure of air motor 7 rotating shaft
cylindermoment of torsion contrary, so just can realize the position balance of air motor 7.In addition, drive cylinder 12 to act on moment of torsion in air motor 7 rotating shaft and gear workpieces 16 and act on power F on emery wheel 8
workpiececontrary relative to the direction of the moment of flexure of air motor 7 rotating shaft, effectively can avoid departing from grinding process medium plain emery wheel 8 and gear workpieces, ensure normally carrying out of grinding, as shown in Figure 2.
Further, the slide plate 3b that base 3 comprises base plate 3a and is slidably installed on described base plate 3a, described guide rod 4 is fixedly mounted on described slide plate 3b, so, just regulates the position of emery wheel by base 3.
Further, the gear tooth end-beveling frock of the present embodiment also comprises the dust cover 14 covered on described workbench 1, and described dust cover 14 is provided with the forced draft fans 15 for getting rid of dust.
Further, also position-limit mechanism is provided with between expansion set 18 and adapter sleeve 17, position-limit mechanism comprises and being arranged on expansion set 18 sidewall and the stopper slot 23 extended along the bus of expansion set 18, correspondingly with stopper slot 23 on adapter sleeve 17 be provided with spacer pin installing hole 24, by arranging stopper slot 23 and spacer pin installing hole 24, when utilizing drag link mechanism to pull expansion set 18, can prevent expansion set 18 from rotating relative to adapter sleeve 17, namely can limit the direction of displacement of expansion set 18.
Further, the outer peripheral face of adapter sleeve 17 is taper seat, is provided with the internal taper hole coordinated with adapter sleeve 17 outer peripheral face, can coordinates with machine tool structure easily in rotating seat 28, is convenient to install location.
Further, the periphery wall of adapter sleeve 17 is also provided with adpting flange 25, for being fixedly connected with rotating seat 28 by adapter sleeve 17.
Further, the gear shaft clamping device of the present embodiment also comprises reinforcing sleeve 26, be provided with the central through hole for set gear axle 19, and reinforcing sleeve 26 is fixedly mounted on adapter sleeve 17 in reinforcing sleeve 26.By arranging reinforcing sleeve 26, when gear shaft 19 length is longer, reinforcing sleeve 26 can effectively prevent gear shaft 19 from vibrating.
Further, clamping base 27 is provided with the installation cavity for installing rotating seat 28, and the upper end of installation cavity is provided with step, correspondingly with described step on the periphery wall of rotating seat 28 is provided with bulge loop, is provided with thrust bearing 33 between step and bulge loop.Rotary liner 34 is provided with between the installation cavity of the present embodiment and rotating seat 28 periphery wall.
The pinion tooth ends chamfering grinding fixture of the present embodiment, by installing emery wheel on the table, adjusting tool is installed, during use, by gear workpieces clamping on gear clamping tooling, emery wheel is arranged on air motor, regulate the position of air motor on guide rod, and utilize driving mechanism to regulate the angle of inclination of air motor, make emery wheel just in time with the gear teeth ends contact of gear workpieces, starting air motor can realize at gear tooth end chamfering, and the amount of feeding of emery wheel is regulated according to machine process, so, just can grinding chamfering on all gear teeth of gear workpieces step by step, therefore, gear tooth end-beveling frock of the present utility model can not only realize the geared end grinding chamfering at gear, and structure is simple, simple for production, emery wheel loss is less, namely can effectively reduce costs.By arranging gear shaft clamping device, during use, gear bush is contained in the central bore of expansion set, utilizes tensioning mechanism to pull expansion set, under the effect of tapered face fit structure, the swelling end of expansion set is closed to be clamped gear shaft, so, the clamping just achieving gear shaft is fixed, and structure is simple, and the clamping power of radial direction can be converted to axial pulling force, reliable and stable; By arranging step drive mechanism, rotating seat stepping in clamping base can be driven to rotate, and then gear shaft stepping rotate.
The above embodiment is only for absolutely proving the preferred embodiment that the utility model is lifted, and protection domain of the present utility model is not limited thereto.The equivalent alternative or conversion that those skilled in the art do on the utility model basis, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (10)
1. a pinion tooth ends chamfering grinding fixture, is characterized in that: comprise workbench, and described workbench is provided with emery wheel and installs adjusting tool and gear clamping tooling;
Described emery wheel is installed adjusting tool and is comprised base, and described base is provided with vertical guide rod, and on described guide rod, cover is equiped with the slide be slidably matched with it, and described slide is provided with emery wheel mount pad, and described emery wheel mount pad is provided with emery wheel mechanism; Described emery wheel mechanism comprises air motor and is arranged on the emery wheel in the rotating shaft of described air motor; The retaining mechanism of locking its position is provided with between described slide and described guide rod;
Described emery wheel mount pad comprises two pieces of installing plates be parallel to each other, described air motor rotatable engagement is arranged between two pieces of described installing plates, and the axis horizontal of the rotating shaft of described air motor, described emery wheel mount pad is also provided with the driving mechanism for driving described air motor to rotate;
Described gear clamping tooling comprises clamping base, is provided with the rotating seat with its rotatable engagement in described clamping base, is provided with gear shaft clamping device in described rotating seat;
Described gear shaft clamping device comprises adapter sleeve, described adapter sleeve inner sleeve is equiped with expansion set, be provided with in described expansion set for set gear axle and the central bore of one end open, one end that described expansion set is positioned at described central bore opening is swelling end, the other end is link, and on the swelling end of described expansion set, annular is laid with at least three expanding troughs; Tapered face fit structure is provided with between the swelling end periphery wall of described expansion set and the inner hole wall of described adapter sleeve; Be provided with for being fixedly connected with the link of described expansion set and the tensioning mechanism that described expansion set is strained and fixed in described rotating seat; Be provided with the step drive mechanism for driving described rotating seat stepping to rotate in described clamping base, described step drive mechanism comprises stepper motor, is in transmission connection between described stepper motor and described rotating seat.
2. pinion tooth ends chamfering grinding fixture according to claim 1, it is characterized in that: described driving mechanism comprise be sleeved in described air motor rotating shaft and with the handler of described air motor synchronous axial system, to be fixedly mounted on described emery wheel mount pad for the driving cylinder that drives described handler to rotate and to be arranged on the spring resetted for described air motor between described emery wheel mount pad and described air motor, the tie point of described spring and described air motor and described driving cylinder piston rod and described handler contact the both sides that points of engagement lays respectively at the rotating shaft of described air motor.
3. pinion tooth ends chamfering grinding fixture according to claim 1, is characterized in that: described guide rod is set to two that are parallel to each other; Described retaining mechanism comprises and is arranged on described slide and is positioned at the screwed hole of the radial direction of a wherein described guide rod and be arranged on the lock-screw of described screwed hole.
4. pinion tooth ends chamfering grinding fixture according to claim 1, is characterized in that: the slide plate that described base comprises base plate and is slidably installed on described base plate, and described guide rod is fixedly mounted on described slide plate.
5. pinion tooth ends chamfering grinding fixture according to claim 1, it is characterized in that: also comprise the dust cover covered on described workbench, described dust cover is provided with the forced draft fans for getting rid of dust.
6. pinion tooth ends chamfering grinding fixture according to claim 1, it is characterized in that: described tensioning mechanism comprises the tension cylinder be fixedly installed in described rotating seat, the expansion link of described tension cylinder is connected with the link of described expansion set.
7. pinion tooth ends chamfering grinding fixture according to claim 1, it is characterized in that: between described expansion set and described adapter sleeve, be also provided with position-limit mechanism, described position-limit mechanism comprises the stopper slot being arranged on and extending on described expansion set sidewall and along the bus of expansion set, correspondingly with described stopper slot on described adapter sleeve is provided with spacer pin installing hole.
8. pinion tooth ends chamfering grinding fixture according to claim 1, is characterized in that: the outer peripheral face of described adapter sleeve is taper seat, is provided with the internal taper hole coordinated with described adapter sleeve outer peripheral face in described rotating seat.
9. pinion tooth ends chamfering grinding fixture according to claim 1, is characterized in that: also comprise reinforcing sleeve, be provided with the central through hole for being set with shaft forgings, and described reinforcing sleeve being fixedly mounted on described adapter sleeve in described reinforcing sleeve.
10. pinion tooth ends chamfering grinding fixture according to claim 1, it is characterized in that: described clamping base is provided with the installation cavity for installing described rotating seat, the upper end of described installation cavity is provided with step, correspondingly with described step on the periphery wall of described rotating seat be provided with bulge loop, between described step and bulge loop, be provided with thrust bearing; Rotary liner is provided with between described installation cavity and described rotating seat periphery wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420661839.5U CN204353592U (en) | 2014-11-07 | 2014-11-07 | Pinion tooth ends chamfering grinding fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420661839.5U CN204353592U (en) | 2014-11-07 | 2014-11-07 | Pinion tooth ends chamfering grinding fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204353592U true CN204353592U (en) | 2015-05-27 |
Family
ID=53255089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420661839.5U Expired - Fee Related CN204353592U (en) | 2014-11-07 | 2014-11-07 | Pinion tooth ends chamfering grinding fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204353592U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105618864A (en) * | 2014-11-07 | 2016-06-01 | 綦江县飞达重型汽车齿轮厂 | Gear shaft gear tooth end chamfering and grinding tooling |
-
2014
- 2014-11-07 CN CN201420661839.5U patent/CN204353592U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105618864A (en) * | 2014-11-07 | 2016-06-01 | 綦江县飞达重型汽车齿轮厂 | Gear shaft gear tooth end chamfering and grinding tooling |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204262507U (en) | Pinion tooth ends chamfering abrasive machining device | |
| CN205465135U (en) | Wind -powered electricity generation wheel hub becomes full -automatic machine of screwing up of oar bearing bolt | |
| CN203297125U (en) | Pitch angle adjusting structure for electric fan | |
| CN204262513U (en) | Shaft forgings stepping rotates clamping tooling | |
| CN105562836A (en) | Chamfer grinding machining device for gear tooth ends of gear shaft | |
| CN204262505U (en) | Rotate location type pinion tooth ends chamfering grinding equipment | |
| CN105583664A (en) | Accurately-positioning clamping fixture capable of realizing stepping rotation of gear shaft | |
| CN204353592U (en) | Pinion tooth ends chamfering grinding fixture | |
| CN204353591U (en) | Gear tooth end-beveling frock | |
| CN105618866A (en) | Rotary location type gear shaft gear tooth end chamfering grinding processing device | |
| CN202845834U (en) | Inner cylinder wall boring machine of drying cylinder | |
| CN204353593U (en) | Pinpoint pinion tooth ends chamfering grinding fixture | |
| CN202684239U (en) | Portable machining device for internal threads | |
| CN204353590U (en) | The gear tooth end-beveling grinding attachment that clamping is firm | |
| CN105618863A (en) | Precise positioning tool for grinding end chamfer of gear tooth of gear shaft | |
| CN105618864A (en) | Gear shaft gear tooth end chamfering and grinding tooling | |
| CN204353959U (en) | The gear tooth end-beveling grinding fixture that clamping is firm | |
| CN103280921B (en) | Drive motors and mill pearl machine grinding disc lifting mechanism | |
| CN103722426B (en) | A kind of Bamboo hat type tool magazine structure of vertical car | |
| CN204262840U (en) | Pinpoint gear shaft stepping rotates clamping tooling | |
| CN105618861A (en) | Stable clamping device for grinding end chamfer of gear tooth | |
| CN204353594U (en) | Pinpoint gear tooth end-beveling grinding fixture | |
| CN202851686U (en) | Improved vibrating screen bearing box | |
| CN204262508U (en) | Rotate location type gear tooth end-beveling grinding attachment | |
| CN204262506U (en) | Gear tooth end-beveling grinding attachment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 Termination date: 20151107 |
|
| EXPY | Termination of patent right or utility model |