CN204183055U - A kind of tapping device of nut tapping machine - Google Patents
A kind of tapping device of nut tapping machine Download PDFInfo
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- CN204183055U CN204183055U CN201420553179.9U CN201420553179U CN204183055U CN 204183055 U CN204183055 U CN 204183055U CN 201420553179 U CN201420553179 U CN 201420553179U CN 204183055 U CN204183055 U CN 204183055U
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- tapping
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- nut
- axle
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Abstract
The utility model provides a kind of tapping device of nut tapping machine, belongs to field of mechanical technique.It solve the problem that the tapping device operating efficiency of existing nut tapping machine is low.The tapping device of this nut tapping machine comprises the housing that has inner chamber, power transmission shaft and tapping axle is provided with in housing, power transmission shaft is axially fixed in housing, power transmission shaft outer end stretch out housing and with an associated electric motor, motor can drive drive axis, inside power transmission shaft, there is internal spline, outside tapping axle one end, there is external splines and external splines is meshed with internal spline, driving shaft is arranged with on outside the tapping axle other end, housing is provided with cylinder and this cylinder can drive driving shaft alternating translational, the linkage structure making driving shaft drive alternating translational together with tapping axle is provided with between driving shaft with tapping axle.The tapping device of this nut tapping machine has the high advantage of operating efficiency.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of tapping device, particularly a kind of for the tapping device carrying out tapping inside nut.
Background technology
Nut is exactly nut, is used for the part played the role of fastening with bolt or screw rod together with being screwed in.
Nut be by nut inside internal thread be connected with bolt, and thread segment inside nut is generally by tooth machining unit, and to carrying out inside nut, tapping formed.In prior art, tooth machining unit carries out tapping by tapping device to nut, this tapping device roughly comprises housing, is axially connected in the tapping axle of enclosure interior and is positioned at housing and can drives the motor that tapping axle rotates, in the course of the work, generally by the actuators such as cylinder or the whole housing alternating translational of Manual-pushing realize tapping axle near or away from inside nut.Above-mentioned tooth machining unit drives whole housing alternating translational by cylinder, and structure is compact not, production cost is higher, and when being moved by Manual-pushing housing, has the shortcoming that operating efficiency is low.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, proposes the high and tapping device of the nut tapping machine of compact conformation of a kind of operating efficiency.
The purpose of this utility model realizes by following technical proposal: a kind of tapping device of nut tapping machine, comprise the housing that has inner chamber, it is characterized in that, power transmission shaft and tapping axle is provided with in described housing, described power transmission shaft is axially fixed in housing, described power transmission shaft outer end stretch out housing and with an associated electric motor, drive axis described in described motor can drive, inside described power transmission shaft, there is internal spline, outside described tapping axle one end, there is external splines and described external splines is meshed with above-mentioned internal spline, driving shaft is arranged with on outside the above-mentioned tapping axle other end, described housing is provided with cylinder and this cylinder can drive driving shaft alternating translational, the linkage structure making driving shaft drive alternating translational together with tapping axle is provided with between described driving shaft and described tapping axle.
When this tapping device uses, the nut direction that first cylinder starts drive driving axial to be processed is moved, and simultaneously under the effect of linkage structure, makes driving shaft drive tapping axial nut direction to move; When tapping axle moves to inside nut, cylinder quits work, and now, machine operation drives drive axis, owing to being be connected by spline between power transmission shaft with tapping axle, making power transmission shaft drive tapping axle to rotate, thus makes tapping axle carry out tapping to nut; When nut tapping is complete, motor cuts out and now, cylinder starts, and drives tapping axle to reset.
This tapping device drives tapping axle to realize circumference respectively by motor and cylinder and rotates and move axially, and whole process automation degree is higher, improves the production efficiency of nut tapping; And rotation and the movement of tapping axle is realized by the connection between the parts such as the power transmission shaft in housing, driving shaft, there is the advantage of compact conformation.
In the tapping device of above-mentioned nut tapping machine, described power transmission shaft outer end is fixed with follower belt dish, described motor output shaft is fixed with drive pulley dish, is connected between described drive pulley dish and described follower belt dish by belt.
By belt transmission between motor and power transmission shaft, there is advantages such as relaxing impact, absorbing vibration, noise is few, cost is low, maintenance is more convenient, enable motor more stably drive drive axis, thus make the process of whole tapping more stable.
In the tapping device of above-mentioned nut tapping machine, described power transmission shaft outer end is fixed with driven gear, and described motor output shaft is fixed with driving gear, and described driven gear is meshed with described driving gear.
To be meshed with driving gear the power transmission realized between motor and power transmission shaft by driven gear, there is the advantage that structure is simple, easy for installation.
In the tapping device of above-mentioned nut tapping machine, be provided with terminal pad between described cylinder piston rod and described driving shaft, described cylinder piston rod and the equal grafting of driving shaft are also fixed in terminal pad.
Realize power transmission by terminal pad between cylinder and driving shaft, make cylinder drive driving shaft relative to housing alternating translational by terminal pad, there is the simple advantage of structure.
In the tapping device of above-mentioned nut tapping machine, described terminal pad is cylindric, and described terminal pad is made up of metal material and is connected mutually with described cylinder piston rod and described driving shaft respectively by welding.
Metal material can be the harder material of the quality such as iron, copper; Terminal pad is connected with cylinder and driving shaft mutually by the mode of welding, has and connects firm advantage, this tapping device is more stably worked; Terminal pad is cylindric, and the junction of the junction of cylinder piston rod and terminal pad and driving shaft and terminal pad is flushed, and makes cylinder can more stably drive driving shaft alternating translational.
In the tapping device of above-mentioned nut tapping machine, described driving shaft outer rim has the guide pad of protrusion, described cylinder piston boom end grafting is also fixed in guide pad.
Cylinder piston rod is fixed in guide pad, makes cylinder can drive driving shaft alternating translational; Guide pad and driving shaft are made of one piece, decrease the attaching parts between cylinder and driving shaft, cylinder is connected with driving shaft more easily, directly drives driving shaft to move by cylinder simultaneously, decrease the friction increasing attaching parts and bring between cylinder and driving shaft.
In the tapping device of above-mentioned nut tapping machine, sheathed and be fixed with end cap on described tapping axle, offset with above-mentioned driving shaft end face inside described end cap, described linkage structure comprises the annular plush copper inside end cap and the annular slot in described driving shaft outer rim, and described annular plush copper is positioned at described annular slot.
When cylinder drives the motion of driving axial nut direction to be processed, because the end cap fixed with tapping axle offsets with driving shaft end face, namely driving shaft can drive end cap to move to nut direction, thus is moved in tapping axial nut direction; When driving shaft resets, because annular plush copper is positioned at annular slot, annular plush copper can offset with annular slot inwall thus drive end cap to reset.
In the tapping device of above-mentioned nut tapping machine, described linkage structure comprises the bearing between described tapping axle and described driving shaft, described bearing inner race is sheathed and fix with described tapping axle, and described bearing outer ring and described driving shaft inner edge fix.
Realized rotation and the alternating translational of tapping axle by the cooperation of bearing enclose, there is the advantage that structure is simple, easy for installation.
Compared with prior art, the tapping device of this nut tapping machine has the following advantages:
1, drive tapping axle to realize circumference respectively by motor and cylinder rotate and move axially, whole process automation degree is higher, improves the production efficiency of nut tapping.
2, pass through belt transmission between motor and power transmission shaft, there is advantages such as relaxing impact, absorbing vibration, noise is few, cost is low, maintenance is more convenient, enable motor more stably drive drive axis, thus make the process of whole tapping more stable.
Accompanying drawing explanation
Fig. 1 is the structural representation of this tapping device;
Fig. 2 is the sectional structure schematic diagram of this tapping device;
Fig. 3 is the structure for amplifying schematic diagram at A place in Fig. 2;
Fig. 4 is the structural representation of power transmission shaft;
Fig. 5 is the structural representation of tapping axle.
In figure, 1, housing; 2, cylinder; 2a, cylinder body; 2b, cylinder piston rod; 3, driving shaft; 3a, annular slot; 4, power transmission shaft; 4a, annular shoulder block; 4b, internal spline; 5, tapping axle; 5a, external splines; 6, clutch shaft bearing; 7, follower belt dish; 7a, annular gear edge; 8, bearing; 9, terminal pad; 10, end cap; 10a, annular plush copper; 11, motor; 12, drive pulley dish; 13, belt.
Detailed description of the invention
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
Embodiment one
The tapping device of this nut tapping machine is used for carrying out tapping to inside nut, makes to form internal thread inside nut.As described in Figure 1, this tapping device comprises the composition such as housing 1, motor 11, cylinder 2, driving shaft 3, power transmission shaft 4, tapping axle 5 that an inside has cavity.
Wherein, power transmission shaft 4 cylindrically and this power transmission shaft 4 be axially fixed in housing 1.Specifically, as shown in Figure 2, housing 1 internal fixtion has clutch shaft bearing 6 and the outer ring of this clutch shaft bearing 6 and housing 1 inwall fix.Power transmission shaft 4 is plugged in clutch shaft bearing 6 inner ring, makes power transmission shaft 4 can around own axis.The outer end of power transmission shaft 4 is stretched out housing 1 and to be connected with motor 11 and this motor 11 can drive power transmission shaft 4 to rotate.In the present embodiment, the outer end of power transmission shaft 4 is fixed with follower belt dish 7, and the end of motor 11 output shaft is fixed with drive pulley dish 12, and follower belt dish 7 is connected by belt 13 and drive pulley dish 12, thus realizes motor 11 and drive power transmission shaft 4 to rotate.Nature, power transmission shaft 4 outer end is fixed with driven gear, and motor 11 output shaft is fixed with driving gear, and driven gear is meshed with driving gear and realizes motor 11 and drive power transmission shaft 4 to rotate also to be fine.
Further optimization, as depicted in figs. 1 and 2, there is outside power transmission shaft 4 outer end the annular shoulder block 4a of protrusion, there is the annular gear of protrusion along 7a inside follower belt dish 7, this annular shoulder block 4a to keep off with annular respectively along between 7a and the housing 1 and two ends of this annular shoulder block 4a at annular gear and offseting along 7a and housing 1 lateral wall, thus axial limiting is carried out to power transmission shaft 4, power transmission shaft 4 can more stably be rotated.
As shown in Fig. 2, Fig. 4 and Fig. 5, tapping axle 5 part is positioned at power transmission shaft 4 and the two ends of this tapping axle 5 stretch out housing 1 and power transmission shaft 4 respectively.Have internal spline 4b inside power transmission shaft 4, outside tapping axle 5, correspondence offers external splines 5a, and power transmission shaft 4 drives tapping axle 5 to rotate by the engagement of internal spline 4b and external splines 5a.
Cylindrically and this driving shaft 3 is set in tapping axle 5 other end, the outer end of this driving shaft 3 also reaches outside housing 1 driving shaft 3.Have, as shown in Figure 2, be provided with bearing 8 and the outer ring of this bearing 8 and driving shaft 3 fix between driving shaft 3 and tapping axle 5, tapping axle 5 is plugged in bearing 8 inner ring and can more stably rotates to realize tapping axle 5.
Cylinder 2 comprises cylinder body 2a and cylinder piston rod 2b, and wherein, cylinder body 2a is fixed on housing 1 top.To be connected outside cylinder piston rod 2b end and driving shaft 3 and under the effect of cylinder piston rod 2b, driving shaft 3 can realize alternating translational.
Specifically, as depicted in figs. 1 and 2, a cylindrical terminal pad 9 is provided with between cylinder piston rod 2b and driving shaft 3, and the grafting being fixed in terminal pad 9 respectively of cylinder piston rod 2b end and driving shaft 3 end, make cylinder 2 indirectly drive driving shaft 3 to realize alternating translational by terminal pad 9.In the present embodiment, terminal pad 9 is made up of metal material, the material that such as quality such as iron, copper is harder.And terminal pad 9 is connected respectively at cylinder piston rod 2b and driving shaft 3 by the mode of welding, makes cylinder 2 can stably drive driving shaft 3 to move.
Be provided with a linkage structure between driving shaft 3 outer end and tapping axle 5 outer end, and under the effect of linkage structure, driving shaft 3 can drive tapping axle 5 to realize alternating translational.In the present embodiment, sheathed and be fixed with end cap 10 and the outer end end face of the inner side of this end cap 10 and driving shaft 3 offsets on tapping axle 5 outer end, drive end cap 10 to move to nut direction to be processed to realize driving shaft 3.As shown in Figure 3, have the annular plush copper 10a of protrusion inside end cap 10, in driving shaft 3 outer rim, correspondence offers annular slot 3a, and annular plush copper 10a is positioned at annular slot 3a, realizes driving shaft 3 and drives tapping axle 5 to reset.
The roughly operation principle of this tapping device is as follows: first cylinder 2 starts drive driving shaft 3 and moves to nut direction to be processed, owing to offseting with driving shaft 3 outer end end face inside end cap 10, makes driving shaft 3 drive tapping axle 5 to move to nut direction; When tapping axle 5 moves to inside nut, cylinder 2 quits work, and now, motor 11 works and drives power transmission shaft 4 to rotate and drive tapping axle 5 to rotate by the cooperation of interior external splines 5a, thus carries out tapping to inside nut; When nut tapping is complete, cylinder 2 works and drives driving shaft 3 to reset, because the annular plush copper 10a inside end cap 10 is positioned at annular slot 3a, namely in the process of driving shaft 3 reset, annular plush copper 10a can offset with annular slot 3a thus tapping axle 5 is resetted.
Embodiment two
The present embodiment two with the structure of embodiment one and principle substantially identical, different place is: guide pad driving shaft 3 outer rim with protrusion, and cylinder piston rod 2b end grafting is also fixed in guide pad.Cylinder piston rod 2b is fixed in guide pad, makes cylinder 2 can drive driving shaft 3 alternating translational; Guide pad and driving shaft 3 are made of one piece, decrease the attaching parts between cylinder 2 and driving shaft 3, cylinder 2 is connected with driving shaft 3 more easily, directly drive driving shaft 3 to move by cylinder 2 simultaneously, decrease the friction increasing attaching parts and bring between cylinder 2 and driving shaft 3.
Embodiment three
The present embodiment three with the structure of embodiment one and principle substantially identical, different place is: linkage structure comprises the bearing 8 between tapping axle 5 and driving shaft 3, bearing 8 inner ring is sheathed and fix with tapping axle 5, and bearing 8 outer ring and driving shaft 3 inner edge fix.Realized rotation and the alternating translational of tapping axle 5 by the cooperation of bearing 8 Internal and external cycle, there is the advantage that structure is simple, easy for installation.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (8)
1. the tapping device of a nut tapping machine, comprise the housing (1) that has inner chamber, it is characterized in that, power transmission shaft (4) and tapping axle (5) is provided with in described housing (1), described power transmission shaft (4) is axially fixed in housing (1), described power transmission shaft (4) outer end is stretched out housing (1) and is connected with a motor (11), power transmission shaft (4) described in described motor (11) can drive rotates, described power transmission shaft (4) inner side has internal spline (4b), outside described tapping axle (5) one end, there is external splines (5a) and described external splines (5a) is meshed with above-mentioned internal spline (4b), driving shaft (3) is arranged with on outside above-mentioned tapping axle (5) other end, described housing (1) is provided with cylinder (2) and this cylinder (2) can drive driving shaft (3) alternating translational, the linkage structure making driving shaft (3) drive alternating translational together with tapping axle (5) is provided with between described driving shaft (3) and described tapping axle (5).
2. the tapping device of nut tapping machine according to claim 1, it is characterized in that, described power transmission shaft (4) outer end is fixed with follower belt dish (7), described motor (11) output shaft is fixed with drive pulley dish (12), is connected by belt (13) between described drive pulley dish (12) and described follower belt dish (7).
3. the tapping device of nut tapping machine according to claim 1, it is characterized in that, described power transmission shaft (4) outer end is fixed with driven gear, described motor (11) output shaft is fixed with driving gear, and described driven gear is meshed with described driving gear.
4. the tapping device of the nut tapping machine according to Claims 2 or 3, it is characterized in that, terminal pad (9) is provided with, all grafting being fixed in terminal pad (9) of described cylinder piston rod (2b) and driving shaft (3) between described cylinder piston rod (2b) and described driving shaft (3).
5. the tapping device of nut tapping machine according to claim 4, it is characterized in that, described terminal pad (9) is in cylindric, and described terminal pad (9) is made up of metal material and is connected mutually with described cylinder piston rod (2b) and described driving shaft (3) respectively by welding.
6. the tapping device of the nut tapping machine according to Claims 2 or 3, is characterized in that, described driving shaft (3) outer rim has the guide pad of protrusion, and described cylinder piston rod (2b) end grafting is also fixed in guide pad.
7. the tapping device of nut tapping machine according to claim 5, it is characterized in that, described tapping axle (5) is gone up sheathed and is fixed with end cap (10), described end cap (10) inner side offsets with above-mentioned driving shaft (3) end face, described linkage structure comprises the annular plush copper (10a) inside end cap (10) and the annular slot (3a) in described driving shaft (3) outer rim, and described annular plush copper (10a) is positioned at described annular slot (3a).
8. the tapping device of nut tapping machine according to claim 5, it is characterized in that, described linkage structure comprises the bearing (8) be positioned between described tapping axle (5) and described driving shaft (3), described bearing (8) inner ring is sheathed and fix with described tapping axle (5), and described bearing (8) outer ring and described driving shaft (3) inner edge fix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420553179.9U CN204183055U (en) | 2014-09-24 | 2014-09-24 | A kind of tapping device of nut tapping machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420553179.9U CN204183055U (en) | 2014-09-24 | 2014-09-24 | A kind of tapping device of nut tapping machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204183055U true CN204183055U (en) | 2015-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420553179.9U Active CN204183055U (en) | 2014-09-24 | 2014-09-24 | A kind of tapping device of nut tapping machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204183055U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106112535A (en) * | 2016-08-19 | 2016-11-16 | 浙江荣亿精密机械有限公司 | A kind of full-automatic nut tapping machine |
| CN108466034A (en) * | 2018-04-09 | 2018-08-31 | 安徽宝隽机车部件有限公司 | A kind of fuel pump casing gets lock tooling ready |
-
2014
- 2014-09-24 CN CN201420553179.9U patent/CN204183055U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106112535A (en) * | 2016-08-19 | 2016-11-16 | 浙江荣亿精密机械有限公司 | A kind of full-automatic nut tapping machine |
| CN106112535B (en) * | 2016-08-19 | 2018-09-11 | 浙江荣亿精密机械有限公司 | A kind of full-automatic nut tapping machine |
| CN108466034A (en) * | 2018-04-09 | 2018-08-31 | 安徽宝隽机车部件有限公司 | A kind of fuel pump casing gets lock tooling ready |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 317607 Binggang Industrial City, Shamen Town, Yuhuan County, Taizhou City, Zhejiang Province Patentee after: Zhejiang Saite Machinery Co.,Ltd. Address before: 317607 Binggang Industrial City, Shamen Town, Yuhuan County, Taizhou City, Zhejiang Province Patentee before: ZHEJIANG SAITE MACHINE Co.,Ltd. |