CN209256605U - A kind of lathe for grinding - Google Patents
A kind of lathe for grinding Download PDFInfo
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- CN209256605U CN209256605U CN201821770082.8U CN201821770082U CN209256605U CN 209256605 U CN209256605 U CN 209256605U CN 201821770082 U CN201821770082 U CN 201821770082U CN 209256605 U CN209256605 U CN 209256605U
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- emery wheel
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Abstract
The utility model relates to a kind of lathe, in particular to a kind of lathe for grinding, when solving the grinding for being removed carbon cloth overlap and removing residual glue to friction ring for synchronizer using existing grinding equipment, the excessively high technical problem of processing cost.The lathe includes lathe tool tower, is characterized in that locating piece is fixed on lathe tool tower using the threaded hole for being originally intended to installation boring cutter seat on lathe tool tower；Pneumatic knife bar includes shell and shaft, and outer cover suit is connected between the two by bearing in shaft, and under ventilatory conditions, shaft is rotated relative to shell；The rotation direction of shaft is opposite with lathe spindle direction of rotation；Pneumatic knife bar is fixedly mounted on locating piece, and the axis coaxle of the axis of shaft and former boring cutter bar；Emery wheel is fixedly mounted in shaft by emery wheel positioning sleeve and the first nut, and the intersection of the external cylindrical surface on emery wheel and both ends end face is respectively arranged with chamfering, and the chamfering degree required on the degree of chamfering and part to be ground is equal.
Description
Technical field
The utility model relates to a kind of lathe, in particular to a kind of lathe for grinding.
Background technique
Part edge has carbon cloth overlap and bonded adhesives after friction ring for synchronizer bonding, subsequent to carry out deflashing and end
The finishing of face removing residual glue.
It is the fastest using turnery processing, but carbon cloth is by carbon fiber according to the analysis to friction ring for synchronizer structure
It weaves, carbon cloth plucking can be made when using common lathe tool turning, not can be removed completely, will affect subsequent detection, after
Continuous to need to remove again by hand, such process flow is cumbersome, large labor intensity；Through testing, using grinding mode, effect compared with
It is good, it can achieve the desired results substantially.
The equipment that existing grinding generallys use is grinding machine or machining center, and for friction ring for synchronizer grinding
It is to remove carbon cloth overlap and removing residual glue, required precision is not high, carries out grinding, cost using grinding machine and machining center
It is excessively high.
Summary of the invention
The purpose of the utility model is to provide a kind of lathes for grinding, to solve to set using existing grinding
When the standby grinding for being removed carbon cloth overlap and removing residual glue to friction ring for synchronizer, the excessively high technology of processing cost is asked
Topic.
The utility model is the technical scheme adopted is that a kind of lathe for grinding, including lathe tool tower, special
Different place is:
It further include locating piece, pneumatic knife bar, emery wheel positioning sleeve, emery wheel, the first screw and the first nut；
It is provided with mounting hole on locating piece, the threaded hole phase of installation boring cutter seat is originally intended on mounting hole and the lathe tool tower
Adaptation, locating piece are fixed on the lathe tool tower by the first screw；
Pneumatic knife bar includes shell and shaft；Outer cover suit is connected between the two by bearing, in shaft in ventilatory conditions
Under, shaft is rotated relative to shell；The rotation direction of shaft is opposite with lathe spindle direction of rotation；Pneumatic knife bar is fixedly mounted on
On locating piece, and the axis coaxle of the axis of shaft and former boring cutter bar；The one of shell clamping on lathe workpiece to be added
End is provided with counterbore on end face, and shaft one end sequentially passes through the small end of the counterbore and big end extendes back out shell, and in shaft
External screw thread compatible with the first nut is provided in section of stretching out；
Emery wheel positioning sleeve is sleeved in the section of stretching out of the shaft, is interference fitted between the two, and the section of stretching out of the shaft
It is stretched out after emery wheel positioning sleeve；Emery wheel positioning sleeve one end is inserted into the counterbore, and the end face of emery wheel positioning sleeve sinks with described
The step surface in hole is in contact；
Emery wheel is sleeved on the other end of emery wheel positioning sleeve, and is transition fit between the two；In the outer circle of emery wheel positioning sleeve
Axial limiting boss is provided on cylinder, emery wheel is located at the outside of the axial limiting boss, and one end end face of emery wheel and institute
Axial limiting boss is stated to be in contact；Emery wheel positioning sleeve the other end face is less than at a distance from being spaced between the axial limiting boss
The thickness of emery wheel；External cylindrical surface on emery wheel and the intersection of both ends end face are respectively arranged with chamfering, and the degree of chamfering with to
The chamfering degree required on grinding part is equal；
First nut is sleeved on the outside in the section of stretching out of the shaft and being located at emery wheel, the first nut and the shaft
Section of stretching out is threadedly coupled, and emery wheel is clamped by the first nut.
Further, in order to save material, mitigate pts wt, the shape of the emery wheel is that two big end bottom surfaces are radial
Equal sized positive rotary table is oppositely arranged, after allowing two positive rotary table big end bottom surface outer profiles to be overlapped, the outer contour shape of formation.
Further, the fixed installation for pneumatic knife bar on locating piece is convenient, further includes gland and the second screw；
The shape of the shell is that intermediate radial size is less than the radial dimension of step shaft-like in both ends；
It is radial less than both ends that intermediate radial size compatible with the shape of shell is respectively arranged on locating piece and gland
The step-like semi-circular recesses of size；
The shell is installed between gland and locating piece, is connected between gland and locating piece by the second screw.
Further, it in order to which gland is easy to process, does not need to step down, the mounting hole is counterbore, and first screw is
Sunk screw.
Further, in order to increase contact area, when preventing the first nut of locking, the abrasion to emery wheel, further includes washer；
The washer is arranged between emery wheel and the first nut.
Further, the first nut loosening in processing in order to prevent, avoids the generation of accident, further includes stop nut；
The stop nut is sleeved in the section of stretching out of the shaft, and is located at the outside of the first nut.
Further, in order to keep ground effect more preferable, the matrix of the emery wheel is steel, the inclined-plane of the chamfering on emery wheel
Upper sintering has diamond and cubic boron nitride mixing abrasive grain.
The beneficial effects of the utility model are:
(1) lathe for grinding of the utility model utilizes the screw thread that dress boring cutter seat is originally intended on lathe tool tower
Locating piece is installed in hole, and pneumatic knife bar is fixedly installed on locating piece, and emery wheel is installed in the shaft of pneumatic knife bar, works as ventilation
Afterwards, emery wheel rotates under the drive of pneumatic knife bar shaft, rotation direction and the lathe spindle direction of rotation phase of pneumatic knife bar shaft
Instead, the rotation direction of part to be ground and the rotation direction of emery wheel being installed in this way on lathe are on the contrary, realize grinding；This
The lathe for grinding of utility model can replace grinding machine and machining center to carry out grinding, due to lathe cost itself
Far below the cost of grinding machine and machining center, thus equipment cost can be made to reduce about 80% or so；Thus, the use of the utility model
In the lathe of grinding, solves and carbon cloth overlap and residual is removed to friction ring for synchronizer using existing grinding equipment
When staying the grinding of glue, the excessively high technical problem of processing cost.Meanwhile using the utility model for grinding
Lathe carries out the carbon cloth overlap and removing residual glue on grinding removal friction ring for synchronizer, adds with using original lathe to carry out turning
Work removal is compared, and is removed again without subsequent craft, thus can save 70% manual amendment expense.
(2) shape of the utility model preferably emery wheel is that two equal positive rotary tables of big end bottom surface radial dimension are opposite
Setting, after allowing two positive rotary table big end bottom surface outer profiles to be overlapped, the outer contour shape of formation is certain in emery wheel radial dimension in this way
When, in the case where its chamfering meets the chamfering degree required on part to be ground, axial length dimension is minimum；In this way, can be with
Material is saved, and pts wt can be mitigated.
(3) matrix of the utility model preferably emery wheel is steel, on emery wheel on the inclined-plane of chamfering sintering have diamond and
Cubic boron nitride mixing abrasive grain, can make ground effect more preferable in this way.
Detailed description of the invention
Fig. 1 is the main view (lathe body is not drawn into figure) of the utility model embodiment；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the knot using the utility model embodiment for the lathe grinding part right end chamfering to be ground of grinding
Structure schematic diagram；
Fig. 4 is the knot using the utility model embodiment for the lathe grinding part left end chamfering to be ground of grinding
Structure schematic diagram.
Each label is described as follows in figure:
1- locating piece, 2- gland, the pneumatic knife bar of 3-, 31- shaft, 32- shell, 4- emery wheel positioning sleeve, 5- emery wheel, 6- first
Screw, the second screw of 7-, the first nut of 8-, 9- washer, 10- part to be ground, 11- fixture.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.
Referring to Fig. 1 and Fig. 2, a kind of lathe for grinding of the utility model, including lathe tool tower, locating piece 1, gas
Moving knife bar 3, emery wheel positioning sleeve 4, emery wheel 5, the first screw 6 and the first nut 8.
Mounting hole is provided on locating piece 1, the threaded hole that installation boring cutter seat is originally intended on mounting hole and lathe tool tower is mutually fitted
Match, locating piece 1 is fixed on lathe tool tower by the first screw 6；In the present embodiment, in order to which following glands 2 are easy to process, on
Stating mounting hole is counterbore, and the first screw 6 is sunk screw.
Pneumatic knife bar 3 includes shell 32 and shaft 31；Shell 32 is sleeved in shaft 31, is connected between the two by bearing,
Under ventilatory conditions, shaft 31 is rotated relative to shell 32；The rotation direction of shaft 31 is opposite with lathe spindle direction of rotation；Gas
Moving knife bar 3 is fixedly mounted on locating piece 1, and the axis coaxle of the axis of shaft 31 and former boring cutter bar.The present embodiment is using existing
The pneumatic knife bar 3 having, concrete model ZDSG-10-380, the shape of the shell 32 of existing pneumatic knife bar 3 are intermediate radial ruler
Very little to be less than the radial dimension of step shaft-like in both ends, pneumatic knife bar 3 is fixedly mounted on locating piece 1 by gland 2,1 He of locating piece
Intermediate radial size compatible with the shape of shell 32 radial dimension of less than both ends step-like half is respectively arranged on gland 2
Circular groove；Shell 32 is installed between gland 2 and locating piece 1, is connected between gland 2 and locating piece 1 by the second screw 7.
Above-mentioned shell 32 is provided with counterbore on one end end face of the workpiece to be added of clamping on lathe, and 31 one end of shaft sequentially passes through counterbore
Small end and big end extend back out shell 32, and external screw thread compatible with the first nut 8 is provided in the section of stretching out of shaft 31.
Emery wheel positioning sleeve 4 is sleeved in the section of stretching out of above-mentioned shaft 31, is interference fitted between the two, and the section of stretching out of shaft 31
It is stretched out after emery wheel positioning sleeve 4；4 one end of emery wheel positioning sleeve is inserted into above-mentioned counterbore, and the end face of emery wheel positioning sleeve 4 with it is above-mentioned
The step surface of counterbore is in contact.
Emery wheel 5 is sleeved on the other end of emery wheel positioning sleeve 4, and is transition fit between the two；In the outer of emery wheel positioning sleeve 4
Axial limiting boss is provided on cylindrical surface, emery wheel 5 is located at the outside of axial limiting boss, and one end end face of emery wheel 5 and axis
It is in contact to positive stop lug boss, axially mounted position of the emery wheel 5 on emery wheel positioning sleeve 4 is determined by the axial limiting boss
Position；The end face of 4 other end of emery wheel positioning sleeve is less than 5 thickness of emery wheel at a distance from being spaced between above-mentioned axial limiting boss；Emery wheel 5
On external cylindrical surface and the intersection of both ends end face be respectively arranged with chamfering, and required on the degree of chamfering and part 10 to be ground
Chamfering degree it is equal；In the present embodiment, in order to save material, mitigate pts wt, the shape of emery wheel 5 is by two big ends
Radial dimension equal positive rotary table in bottom surface is oppositely arranged, after allowing two positive rotary table big end bottom surface outer profiles to be overlapped, the foreign steamer of formation
Profile shape.
First nut 8 is sleeved in the section of stretching out of above-mentioned shaft 31 and is located at the outside of emery wheel 5, the first nut 8 with it is above-mentioned
The section of stretching out of shaft 31 is threadedly coupled, and emery wheel 5 is clamped by the first nut 8.In the present embodiment, the first spiral shell is locked in order to prevent
During mother 8, emery wheel 5 is worn, is preferably also provided with washer 9 between emery wheel 5 and the first nut 8；And in order to prevent
First nut 8 loosens, and is preferably also provided with stop nut, stop nut is sleeved in the section of stretching out of above-mentioned shaft 31, and is located at
The outside (being not shown on figure) of first nut 8.
In the present embodiment, in order to obtain better ground effect, the preferably matrix of emery wheel 5 is steel, on emery wheel 5 on
Stating sintering on the inclined-plane of chamfering has diamond and cubic boron nitride mixing abrasive grain.
Part 10 to be ground shown in Fig. 3, Fig. 4 is Same Part, two on two end faces of part 10 to be ground
Corner angle are both needed to chamfering, it is desirable that its chamfering is respectively that 0.5X45 ° and 1.5-1.9X45 ° are needed in two processing using former traditional handicraft
The heart processes two end chamfers, and work in-process realizes grinding in the heart by emery wheel on knife bar, needs the left and right of clamping completion twice
The processing of two end chamfers；And when the lathe of the present embodiment being used to carry out grinding, with fixture 11, such as three-jaw or exclusive clamps
Tool etc. clamps part 10 to be ground, and lathe spindle rotation drives part 10 to be ground to rotate；It ventilates to pneumatic knife bar 3, pneumatically
The shaft 31 of knife bar 3 rotates and emery wheel 5 is driven to rotate, the rotation direction of the shaft 31 of pneumatic knife bar 3 and lathe spindle rotation side
To on the contrary, grinding can be realized in this way；Then the switching for realizing two end chamfers of processing, clamped one time are programmed by lathe again
Adding for two end chamfers can be completed, Fig. 3 and Fig. 4 respectively illustrate emery wheel 5 and process two positions locating when right, left two end chamfer
It sets.Grinding is carried out using the present embodiment lathe, it is easy to operate, reduce labor intensity and equipment cost.
Drag ring type and batch are all very big, and original modifies all kinds of frictions using 6 machining centers and 6 cylindrical grinders
Ring is processed by examination, can be met the requirements using 8 waste and old lathe replacements now, as example, economic benefit is as follows:
(1) original process equipment cost is about ten thousand yuan of (6+6) x60=720；New process is changed using 8 idle numerically controlled lathes
Dress, the numerically controlled lathe are the small numerical control lathe of 2003 age-mate families, and equipment cost saves equipment cost 6,200,000 about at 1,000,000 yuan
Member.
(2) manual procedure is eliminated after adopting new technology, and can save 70% hand finish, about number is 10 people,
120,000 yuan of per capita salary, 1,200,000 yuan of labor wage are saved, and significantly reduce labor intensity.
Add it is seen from the above data that carrying out grinding to drag ring using the lathe for grinding of the present embodiment
Work, economic benefit are considerable.
The lathe for grinding of the utility model can be widely applied to the grinding not high to requirement on machining accuracy and add
In work and in the processing of the drag ring of a variety of types.
Claims (7)
1. a kind of lathe for grinding, including lathe tool tower, it is characterised in that:
It further include locating piece (1), pneumatic knife bar (3), emery wheel positioning sleeve (4), emery wheel (5), the first screw (6) and the first nut
(8)；
It is provided with mounting hole on locating piece (1), the threaded hole phase of installation boring cutter seat is originally intended on mounting hole and the lathe tool tower
Adaptation, locating piece (1) are fixed on the lathe tool tower by the first screw (6)；
Pneumatic knife bar (3) includes shell (32) and shaft (31)；Shell (32) is sleeved on shaft (31), passes through bearing between the two
Connection, under ventilatory conditions, shaft (31) is rotated relative to shell (32)；The rotation direction and lathe spindle of shaft (31) rotate
It is contrary；Pneumatic knife bar (3) is fixedly mounted on locating piece (1), and the axis of shaft (31) and the axis of former boring cutter bar are same
Axis；The shell (32) is provided with counterbore on one end end face of clamping workpiece to be added on lathe, and shaft (31) one end is successively
Shell (32) are extended back out across the small end and big end of the counterbore, and are provided with and the first nut in the section of stretching out of shaft (31)
(8) compatible external screw thread；
Emery wheel positioning sleeve (4) is sleeved in the section of stretching out of the shaft (31), is interference fitted between the two, and the shaft (31)
Section of stretching out passes through emery wheel positioning sleeve (4) and stretches out afterwards；Emery wheel positioning sleeve (4) one end is inserted into the counterbore, and emery wheel positioning sleeve (4)
End face be in contact with the step surface of the counterbore；
Emery wheel (5) is sleeved on the other end of emery wheel positioning sleeve (4), and is transition fit between the two；In emery wheel positioning sleeve (4)
Axial limiting boss is provided on external cylindrical surface, emery wheel (5) is located at the outside of the axial limiting boss, and the one of emery wheel (5)
End end face is in contact with the axial limiting boss；Between emery wheel positioning sleeve (4) the other end face and the axial limiting boss
The distance at interval is less than the thickness of emery wheel (5)；The intersection of external cylindrical surface and both ends end face on emery wheel (5) is respectively arranged with down
Angle, and the chamfering degree required on the degree of chamfering and part to be ground (10) is equal；
First nut (8) is sleeved in the section of stretching out of the shaft (31) and is located at the outside of emery wheel (5), the first nut (8) with
The section of stretching out of the shaft (31) is threadedly coupled, and emery wheel (5) is clamped by the first nut (8).
2. the lathe according to claim 1 for grinding, it is characterised in that: the shape of the emery wheel (5) is will
Two equal positive rotary tables of big end bottom surface radial dimension are oppositely arranged, after allowing two positive rotary table big end bottom surface outer profiles to be overlapped, shape
At outer contour shape.
3. the lathe according to claim 2 for grinding, it is characterised in that:
It further include gland (2) and the second screw (7)；
The shape of the shell (32) is that intermediate radial size is less than the radial dimension of step shaft-like in both ends；
Intermediate radial size compatible with the shape of shell (32) is respectively arranged on locating piece (1) and gland (2) less than two
Hold radial dimension of step-like semi-circular recesses；
The shell (32) is installed between gland (2) and locating piece (1), passes through the second spiral shell between gland (2) and locating piece (1)
Follow closely (7) connection.
4. the lathe according to claim 3 for grinding, it is characterised in that: the mounting hole is counterbore, described
First screw (6) is sunk screw.
5. the lathe according to any one of claims 1 to 4 for grinding, it is characterised in that:
It further include washer (9)；
The washer (9) is arranged between emery wheel (5) and the first nut (8).
6. the lathe according to claim 5 for grinding, it is characterised in that:
It further include stop nut；
The stop nut is sleeved in the section of stretching out of the shaft (31), and is located at the outside of the first nut (8).
7. the lathe according to claim 6 for grinding, it is characterised in that: the matrix of the emery wheel (5) is steel
Material, sintering has diamond and cubic boron nitride mixing abrasive grain on the inclined-plane of the chamfering on emery wheel (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821770082.8U CN209256605U (en) | 2018-10-30 | 2018-10-30 | A kind of lathe for grinding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821770082.8U CN209256605U (en) | 2018-10-30 | 2018-10-30 | A kind of lathe for grinding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209256605U true CN209256605U (en) | 2019-08-16 |
Family
ID=67559248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821770082.8U Active CN209256605U (en) | 2018-10-30 | 2018-10-30 | A kind of lathe for grinding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209256605U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024007231A1 (en) * | 2022-07-07 | 2024-01-11 | 温岭市文昌数控机床设备有限公司 | End face tooth polishing equipment and method for turret |
-
2018
- 2018-10-30 CN CN201821770082.8U patent/CN209256605U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024007231A1 (en) * | 2022-07-07 | 2024-01-11 | 温岭市文昌数控机床设备有限公司 | End face tooth polishing equipment and method for turret |
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