CN105710765A - Tailstock mechanism of extrusion tap grinding machine - Google Patents
Tailstock mechanism of extrusion tap grinding machine Download PDFInfo
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- CN105710765A CN105710765A CN201410749298.6A CN201410749298A CN105710765A CN 105710765 A CN105710765 A CN 105710765A CN 201410749298 A CN201410749298 A CN 201410749298A CN 105710765 A CN105710765 A CN 105710765A
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- upper saddle
- piece
- tailstock
- grinding machine
- sliding base
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Abstract
The invention discloses a tailstock mechanism of an extrusion tap grinding machine. The tailstock mechanism of the extrusion tap grinding machine comprises a lower sliding base, an upper sliding base left block and an upper sliding base right block. An eccentric shaft is arranged in the lower sliding base. A locking handle is arranged at one end of the eccentric shaft. A pull rod is installed at the other end of the eccentric shaft. A pressing block is connected to the pull rod. A left-right adjustment mechanism used for driving the upper sliding base left block and the upper sliding base right block to move leftwards and rightward integrally is arranged between the upper sliding base left block and the lower sliding base. A locking mechanism used for making the upper sliding base left block be connected to the lower sliding base in a locked mode is arranged on the upper sliding base left block. A sleeve is arranged in the upper sliding base right block. A tailstock center used for being matched with a headstock center of the extrusion tap grinding machine is installed in the sleeve. A center adjustment mechanism used for driving the tailstock center and the sleeve to move is arranged on the upper sliding base right block. According to the tailstock mechanism of the extrusion tap grinding machine, the requirement for firm ejection can be met reliably; and especially, the requirement for skills of installation personnel is lowered, the assembly time is shortened, the part loss is reduced, and accordingly the production cost is reduced.
Description
Technical field
The invention belongs to thread forming tap grinding machine technical field, be specifically related to the tailstock mechanism of a kind of thread forming tap grinding machine.
Background technology
At present, in order to make screw tap improve machining efficiency in the process of screw cutting, increase the rigidity of screw tap and increase the linking intensity of matrix and more and more use thread forming tap.The tailstock mechanism of the tap-grinding machine produced at present, owing to it requires that difficulty is big.
The tailstock institution requests of tap-grinding machine is as follows:
1, the top centre bore of workbench and the axiality franchise 0.02 of tailstock centre centre bore, only permitted tailstock centre center high；
2, the tailstock centre centrage depth of parallelism to movable workbench direction
A. in horizontal plane: 0.01/100 (coupon free end is only permitted inclined to emery wheel direction)
B. in vertical: 0.015/100 (coupon free end is only permitted upwards inclined)
3, the dovetail lower plane parallel with lathe bed rear rail 0.1/100 of tailstock is ensured；
4, the upper and lower slide of tailstock is 55 ° of dovetails, and each contact surface contact (area) pattern reaches more than 90%；
5, tailstock lower slider backing plate and table slide scraping 20～25 point/25 × 25.
Owing to structure is complicated, installation, scraping, adjustment difficulty, especially the manual skill of assembler is required significantly high, each of scraping lower slider and backing plate could reach requirement reluctantly, and top shoe dovetail is obstructed, can only using plane Vehicle Processing, processing dimension, angle, surface roughness are all poor, assembler unless you give your whole attention to it, the backing plate below tailstock lower slider is just as scrap lower than the top center of workbench by tailstock centre center.Scraping again after assembler's backing plate that only match grinding is new again, until reaching requirement for extremely, assembly period is up to 7～10 days/every.Not only cause the loss of part but also the installation period of parts is long, the requirement of installation personnel is significantly high, it is unfavorable for the mass production of complete machine.
Summary of the invention
It is an object of the invention to overcome above-mentioned deficiency of the prior art, it is provided that the tailstock mechanism of a kind of thread forming tap grinding machine.The tailstock mechanism of this thread forming tap grinding machine can not only the requirement that holds out against of Reliable guarantee, it is critical to reduce the skill set requirements of installation personnel, shorten installation time, decrease part and lose thus reducing production cost, the production cycle making thread forming tap grinding machine complete machine shortens, and is conducive to the production of mass.
For achieving the above object, the technical solution used in the present invention is: the tailstock mechanism of thread forming tap grinding machine, it is characterized in that: include the lower slider installed on the table and left piece of the upper saddle being arranged on described lower slider and right piece of left with described upper saddle piece of upper saddle being connected, it is provided with eccentric shaft in described lower slider, one end of described eccentric shaft is provided with the set lever for driving described eccentric shaft turns, the other end of described eccentric shaft is provided with pull bar, described pull bar is connected to for locking, with the guide rail on described workbench, the briquetting being connected, the left-right adjusting mechanism for driving left piece of described upper saddle and right piece of integral left of upper saddle to move right it is provided with between left piece of described upper saddle and lower slider, left piece of described upper saddle is provided with the retaining mechanism for being connected on lower slider by left for upper saddle piece locking after the position adjustment of described left-right adjusting mechanism left piece and right piece of upper saddle to upper saddle；It is provided with sleeve in right piece of described upper saddle, it is provided with in described sleeve and stretches out sleeve and for the tailstock centre that match top with the headstock of thread forming tap grinding machine, right piece of described upper saddle is provided with the top guiding mechanism for driving described tailstock centre and sleeve to move integrally.
The tailstock mechanism of above-mentioned thread forming tap grinding machine, it is characterized in that: described left-right adjusting mechanism includes being arranged on the end bearing of lower slider side and the adjustment screw of the described end bearing of traverse, left piece of bottom of described upper saddle is fixedly connected with the fixing nut stretched into for described adjustment screw, the outer end of described adjustment screw is connected to for driving the hands of described adjustment screw turns to turn round, and described adjustment screw and described end bearing are matched in clearance.
The tailstock mechanism of above-mentioned thread forming tap grinding machine, it is characterized in that: described retaining mechanism includes the stud being vertically arranged and the knurled nut head being arranged on described stud upper end, left piece of described upper saddle and right piece of upper saddle are connected by cushion block, and described stud sequentially passes through left piece of described upper saddle and cushion block and stretches in right piece of described upper saddle.
The tailstock mechanism of above-mentioned thread forming tap grinding machine, it is characterized in that: described top guiding mechanism includes the little axle being vertically arranged on right piece of upper saddle, the upper end of described little axle is provided with the adjustment handle for driving described little axle to rotate, the lower end of described little axle is provided with driving lever, described driving lever is provided with for driving the described sleeve axis shifting block to movement, described sleeve is provided for the groove that described shifting block stretches into, described tailstock centre is cased with returning spring.
The tailstock mechanism of above-mentioned thread forming tap grinding machine, it is characterized in that: the side of described lower slider is provided with fixing oil baffle, described fixing oil baffle offers strip hole, being connected to active catch oiled-plate method on described fixing oil baffle, described active catch oiled-plate method is connected by stretching into the connecting bolt of described strip hole.
The present invention compared with prior art has the advantage that
1, the simple in construction of the present invention, novel in design reasonable.
2, the present invention is by the left-right adjusting mechanism being arranged to drive left piece of described upper saddle and right piece of integral left of upper saddle to move right, for the retaining mechanism being connected on lower slider by left for upper saddle piece locking and be used for the top guiding mechanism driving described tailstock centre and sleeve to move integrally, facilitate installation, effectively shorten installation time.
3, the parts machining process route of the present invention is short, and part processing precision is high.
4, the present invention is by regulating the length of active catch oiled-plate method, can shelter from the splash of cooling oil, effective fence operation personnel when processing the thread forming tap of different length completely.Be conducive to facilitating workman to process dissimilar and various nonstandard screw tap.
5, the present invention to realize cost low, result of use is good, it is simple to promote the use of.
In sum, present configuration is simple, and novel in design rationally functional reliability is high, installs and regulates easily, and production and processing is less costly, long service life, and result of use is good, it is simple to promote the use of.
Below by drawings and Examples, technical scheme is described in further detail.
Accompanying drawing explanation
Fig. 1 is the top view of the present invention.
Fig. 2 is the B-B sectional view in Fig. 1.
Fig. 3 is the A-A sectional view in Fig. 2.
Fig. 4 is the C-C sectional view in Fig. 1.
Description of reference numerals:
1 workbench；2 lower sliders；3 tailstock centres；
4 studs；5 knurled nut heads；6 panels；
7 regulate handle；8 set levers；9 eccentric shafts；
10 pull bars；11 lower bolsters；12 handss are turned round；
13 regulate screw；14 fixing nuts；Left piece of 15 upper saddles；
16 cushion blocks；17 little axles；18 driving levers；
Right piece of 19 upper saddles；20 sleeves；21 pressing plates；
22 briquettings；23 returning springs；24 shifting blocks；
25 grooves；26 fixing oil baffles；27 active catch oiled-plate methods；
28 end bearings；29 thread forming taps；30 headstocks are top；
31 emery wheels；32 strip holes；33 connecting bolts.
Detailed description of the invention
Such as Fig. 1, the tailstock mechanism of a kind of thread forming tap grinding machine shown in Fig. 2 and Fig. 3, including the lower slider 2 being arranged on workbench 1 and be arranged on the upper saddle left piece 15 on described lower slider 2 and left with described upper saddle piece of 15 upper saddle being connected right piece 19, it is provided with eccentric shaft 9 in described lower slider 2, one end of described eccentric shaft 9 is provided with the set lever 8 for driving described eccentric shaft 9 to rotate, the other end of described eccentric shaft 9 is provided with pull bar 10, described pull bar 10 is connected to for locking, with the guide rail on described workbench 1, the briquetting 22 being connected, the left-right adjusting mechanism for driving described upper saddle left piece 15 and right piece of 19 integral left of upper saddle to move right it is provided with between described upper saddle left piece 15 and lower slider 2, described upper saddle left piece 15 is provided with for locking, by left for upper saddle piece 15, the retaining mechanism being connected on lower slider 2；It is provided with sleeve 20 in described upper saddle right piece 19, it is provided with in described sleeve 20 and stretches out sleeve 20 and for top with the headstock of thread forming tap grinding machine 30 tailstock centres 3 matched, described upper saddle right piece 19 is provided with the top guiding mechanism for driving described tailstock centre 3 and sleeve 20 to move integrally.
In the present embodiment, described lower slider 2 is positioned at the right side of emery wheel 31.Described lower slider 2 is connected by dovetail groove for left with upper saddle piece 15, is provided with panel 6 in described dovetail groove and between described lower slider 2 and upper saddle left piece 15.The cross section of described sleeve 20 is triangle.Described upper saddle right piece 19 is connected to the pressing plate 21 of sleeve 20 described in block.
In the present embodiment, after the length adjustment tailstock mechanism of institute's grinding thread forming tap to suitable position, by set lever 8 eccentric rotation axis 9, eccentric shaft 9 drives pull bar 10, pull bar 10 to strain briquetting 22, and briquetting 22 is locked on the guide rail of workbench 1 reliably.By match grinding, lower bolster 11 between scraping upper saddle left piece 15 and lower slider 2 during installation, it is ensured that after the lower plane of 55 degree dovetails on lower slider 2 and lathe bed, level gauge is parallel to each other, and ensures that work spindle center and tailstock center front and back position correctly both may be used simultaneously.
As shown in Figure 2, described left-right adjusting mechanism includes the adjustment screw 13 of the end bearing 28 and described end bearing 28 of traverse being arranged on lower slider 2 side, the fixing nut 14 stretched into for described adjustment screw 13 it is fixedly connected with bottom described upper saddle left piece 15, the outer end of described adjustment screw 13 is connected to the hands for driving described adjustment screw 13 to rotate and turns round 12, and described adjustment screw 13 is matched in clearance with described end bearing 28.
As shown in Figures 2 and 3, described retaining mechanism includes the stud 4 being vertically arranged and the knurled nut 5 being arranged on described stud 4 upper end, described upper saddle left piece 15 and upper saddle right piece 19 are connected by cushion block 16, in described stud 4 sequentially passes through described upper saddle left piece 15 and cushion block 16 and stretches into described upper saddle right piece 19.
In the present embodiment, by described left-right adjusting mechanism, can according to the various thread forming taps for different size, specific requirement according to thread forming tap, 12 are turned round by regulating hands, described hands is turned round 12 drive adjustment screws 13 and is rotated, now regulate 13, screw to rotate and be not moved, coordinate with the screw-driven of fixing nut 14 by regulating screw 13, thus driving upper saddle left piece 15 and right piece of 19 integral left of upper saddle to move right relevant position, it is rotated further by knurled nut 5, sliding block 2 is stretched in the lower end making stud 4, thus left for upper saddle piece 15 is locked together by stud 4 with lower slider 2.
As shown in Figure 2, Figure 3 and Figure 4, described top guiding mechanism includes being vertically arranged in the little axle 17 on upper saddle right piece 19, the upper end of described little axle 17 is provided with the adjustment handle 7 for driving described little axle 17 to rotate, the lower end of described little axle 17 is provided with driving lever 18, described driving lever 18 is provided with for driving described sleeve 20 axis to the shifting block 24 of movement, described sleeve 20 is provided for the groove 25 that described shifting block 24 stretches into, described tailstock centre 3 is cased with returning spring 23.
In the present embodiment, by being arranged on adjustment handle 7 in upper saddle right piece 19, little axle 17 and driving lever 18, stir sleeve 20, tailstock centre 3 top with the headstock 30 in described sleeve 20 matches thus the outer cone that withstands on thread forming tap 29, and thread forming tap 29 is fixed on reliably in the middle of tailstock centre 3 top with the headstock 30 thus the location work that is installed before carrying out processing.
In the present embodiment, during this top guiding mechanism specific works, little axle 17 is driven to rotate by regulating handle 7, driving lever 18 is driven when described little axle 17 rotates, described driving lever 18 drives shifting block 24, described shifting block 24 stretches into the groove 25 in sleeve 20, so that sleeve 20 drives tailstock centre 3 to retract several millimeters, workman's left hand two refers to that one thread forming tap 29 of folder is directed at both sides center hole, then workman's right hand unclamps adjustment handle 7, rely on the returning spring 23 arranged in sleeve 20 naturally compress two top between thread forming tap 29.
As shown in Figure 1, the side of described lower slider 2 is provided with fixing oil baffle 26, offering strip hole 32 on described fixing oil baffle 26, described fixing oil baffle 26 is connected to active catch oiled-plate method 27, described active catch oiled-plate method 27 is connected by stretching into the connecting bolt 33 of described strip hole 32.By regulating the length of active catch oiled-plate method 27, the splash of cooling oil, effective fence operation personnel when processing the thread forming tap 29 of different length, can be sheltered from completely.
The above; it it is only presently preferred embodiments of the present invention; not the present invention is imposed any restrictions, every any simple modification, change and equivalent structure transformation above example made according to the technology of the present invention essence, all still fall within the protection domain of technical solution of the present invention.
Claims (5)
1. the tailstock mechanism of thread forming tap grinding machine, it is characterized in that: right piece of the upper saddle (19) that the lower slider (2) including being arranged on workbench (1) and the upper saddle left piece (15) being arranged on described lower slider (2) and left with described upper saddle piece (15) are connected, eccentric shaft (9) it is provided with in described lower slider (2), one end of described eccentric shaft (9) is provided with the set lever (8) for driving described eccentric shaft (9) to rotate, the other end of described eccentric shaft (9) is provided with pull bar (10), described pull bar (10) is connected to for locking, with the guide rail on described workbench (1), the briquetting (22) being connected, the left-right adjusting mechanism for driving described upper saddle left piece (15) and right piece of (19) integral left of upper saddle to move right it is provided with between described upper saddle left piece (15) and lower slider (2), left piece of described upper saddle (15) is provided with for left for upper saddle piece (15) being locked the retaining mechanism being connected on lower slider (2)；Sleeve (20) it is provided with in right piece of described upper saddle (19), it is provided with in described sleeve (20) and stretches out sleeve (20) and for the tailstock centre (3) that top with the headstock of thread forming tap grinding machine (30) match, right piece of described upper saddle (19) is provided with the top guiding mechanism for driving described tailstock centre (3) and sleeve (20) to move integrally.
2. the tailstock mechanism of thread forming tap grinding machine according to claim 1, it is characterized in that: described left-right adjusting mechanism includes being arranged on the end bearing (28) of lower slider (2) side and the adjustment screw (13) of the described end bearing of traverse (28), left piece of described upper saddle (15) bottom is fixedly connected with the fixing nut (14) stretched into for described adjustment screw (13), the outer end of described adjustment screw (13) is connected to the hands for driving described adjustment screw (13) to rotate and turns round (12), described adjustment screw (13) and described end bearing (28) are matched in clearance.
3. the tailstock mechanism of thread forming tap grinding machine according to claim 1, it is characterized in that: described retaining mechanism includes the stud (4) being vertically arranged and the knurled nut head (5) being arranged on described stud (4) upper end, described upper saddle left piece (15) and right piece of upper saddle (19) are connected by cushion block (16), and described stud (4) sequentially passes through described upper saddle left piece (15) and cushion block (16) and stretches in right piece of described upper saddle (19).
4. the tailstock mechanism of thread forming tap grinding machine according to claim 1, it is characterized in that: described top guiding mechanism includes the little axle (17) being vertically arranged on right piece of upper saddle (19), the upper end of described little axle (17) is provided with the adjustment handle (7) for driving described little axle (17) to rotate, the lower end of described little axle (17) is provided with driving lever (18), described driving lever (18) is provided with for driving described sleeve (20) axis shifting block (24) to movement, described sleeve (20) is provided for the groove (25) that described shifting block (24) stretches into, described tailstock centre (3) is cased with returning spring (23).
5. the tailstock mechanism of thread forming tap grinding machine according to claim 1, it is characterized in that: the side of described lower slider (2) is provided with fixing oil baffle (26), described fixing oil baffle (26) offers strip hole (32), being connected to active catch oiled-plate method (27) on described fixing oil baffle (26), described active catch oiled-plate method (27) is connected by stretching into the connecting bolt (33) of described strip hole (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410749298.6A CN105710765A (en) | 2014-12-04 | 2014-12-04 | Tailstock mechanism of extrusion tap grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410749298.6A CN105710765A (en) | 2014-12-04 | 2014-12-04 | Tailstock mechanism of extrusion tap grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105710765A true CN105710765A (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410749298.6A Pending CN105710765A (en) | 2014-12-04 | 2014-12-04 | Tailstock mechanism of extrusion tap grinding machine |
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| Country | Link |
|---|---|
| CN (1) | CN105710765A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108907918A (en) * | 2018-07-13 | 2018-11-30 | 台州伟立智能设备有限公司 | A kind of cylindrical grinder |
-
2014
- 2014-12-04 CN CN201410749298.6A patent/CN105710765A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108907918A (en) * | 2018-07-13 | 2018-11-30 | 台州伟立智能设备有限公司 | A kind of cylindrical grinder |
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Application publication date: 20160629 |