CN204019227U - A kind of lathe thin slice clamping tooling - Google Patents
A kind of lathe thin slice clamping tooling Download PDFInfo
- Publication number
- CN204019227U CN204019227U CN201420485690.XU CN201420485690U CN204019227U CN 204019227 U CN204019227 U CN 204019227U CN 201420485690 U CN201420485690 U CN 201420485690U CN 204019227 U CN204019227 U CN 204019227U
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- CN
- China
- Prior art keywords
- push rod
- manhole
- main shaft
- connecting portion
- pressing plate
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Abstract
The utility model discloses a kind of lathe thin slice clamping tooling, the braking parts comprising push rod, material seat and axially move back and forth along it for braking mandril, material seat comprises main shaft connecting portion and material fixed part, and main shaft connecting portion is the column structure being axially provided with through hole or blind hole; The basket structure in material fixed part to be two end faces the be face that is parallel to each other, one of them end face is fixedly connected with one end of main shaft connecting portion, another end face is provided with a manhole, and manhole is outside diameter is less than the reducing concentric holes of inside diameter, the axis of push rod and the axis collinear of manhole, and push rod is positioned at the larger side of manhole diameter; Push rod is also provided with the pressing plate of plate-like on one end of manhole, and the edge of pressing plate is also provided with reinforcement to the axis collinear of pressing plate and push rod, and the two ends of reinforcement are fixedly connected with push rod with pressing plate respectively.The utility model structure is simple, is conducive to the lathe process quality of thin slice object.
Description
Technical field
The utility model relates to lathe object fixing tool field, particularly relates to a kind of lathe thin slice clamping tooling.
Background technology
Lathe is also known as lathe, and in mechanical processing industry, lathe is considered to the work " machine tool " of all devices.Lathe be mainly used in machining shaft, dish, cover and other there is the workpiece of rotary surface, based on cylinder, be use a widest class lathe in machine-building and repair factory.
In recent years along with the further raising required workpiece processing quality, existing lathe is in the process applying to the surface finish of thin slice object, man-hour is added as what apply to brake block, due to the insufficient rigidity that it causes because thickness is thin, adopt the scroll chuck of existing extensive utilization often because claw causes brake block to produce elastic deformation even plastic deformation to the radial stress that brake block applies, the product axis hole obtained after machining and the plane verticality deviation at two ends larger, the comparatively large and axis hole of end flat parallel misalignment and the larger manufacturing deficiency of cylindrical Concentricity tolerance, finally cause the scrappage of product higher, affect the production cost of above-mentioned object and similar articles.
Utility model content
For the scroll chuck of above-mentioned existing extensive utilization often because claw causes object to produce elastic deformation even plastic deformation to the radial stress that thin slice object applies, the product axis hole obtained after machining and the plane verticality deviation at two ends are comparatively large, end flat parallel misalignment is comparatively large and axis hole and the larger manufacturing deficiency of cylindrical Concentricity tolerance, finally cause the scrappage of product higher, affect the problem of the production cost of thin slice object, the utility model provides a kind of lathe thin slice clamping tooling.
For solving the problem, a kind of lathe thin slice clamping tooling that the utility model provides solves problem by following technical essential: a kind of lathe thin slice clamping tooling, the braking parts comprising push rod, material seat and axially move back and forth along it for braking mandril, described material seat comprises main shaft connecting portion and material fixed part, and described main shaft connecting portion is the column structure being axially provided with through hole or blind hole; The basket structure in described material fixed part to be two end faces the be face that is parallel to each other, one of them end face is fixedly connected with one end of main shaft connecting portion, another end face is provided with a manhole, and described manhole is outside diameter is less than the reducing concentric holes of inside diameter, the axis of push rod and the axis collinear of manhole, and push rod is positioned at the larger side of manhole diameter;
Push rod is also provided with the pressing plate of plate-like on one end of manhole, and the edge of pressing plate is also provided with reinforcement to the axis collinear of described pressing plate and push rod, and the two ends of described reinforcement are fixedly connected with push rod with pressing plate respectively.
The through hole arranged or blind hole are used for being connected with lathe spindle, realize the utility model and rotate with spindle synchronous, be i.e. the axis of through hole or blind hole and the axis collinear of push rod.Concrete, the manhole arranged is the installation station of thin slice object to be processed, namely the utility model is applicable to the arrangement of length or width, the object of diameters between the diameter of manhole two ends, object has settled rear braking mandril towards an end motion of manhole, like this, the two ends of object are subject to the compression of manhole and push rod respectively, realize fixing on the utility model.Rely on the frictional force of claw and material to resist compared to existing utilization scroll chuck to cut or grinding force, the utility model is operationally for the reaction force cut or grinding force produces occurs on pressing plate, like this, be convenient to realize material and the larger contact area of the utility model by increasing pressing plate area, above structure is compared to claw, because frictional force generation face is larger, the axis being parallel of compression and thin slice object simultaneously, even if object also can well be fixed on the utility model when this makes the active force of push rod to object less, object is little at the deflection cut or produce in the axial direction under grinding force simultaneously, the utility model is made to have the advantage ensureing thin slice object suface processing quality like this.
The pressing plate arranged is for increasing the active area acting on power on object produced by push rod, object is in processed process simultaneously, along with the change of grinding or cutting point, pressing plate can be all that object provides support in grinding or the cutting point back side, the rigidity that the reinforcement arranged is conducive to pressing plate keeps, to ensure that object does not produce axial deformation in processed process further.
Further technical scheme is:
For ensureing the stationarity that lathe spindle rotates, be beneficial to the crudy of object, all cylindrically, and main shaft connecting portion and material fixed part are axially symmetric structure for described main shaft connecting portion and material fixed part.Above structure is beneficial to and realizes center of gravity of the present utility model and be positioned on the axis of main shaft, can avoid because the reason of centrifugal force causes main shaft to shake.
For increasing the contact area of object and main shaft connecting portion, prevent the end face of object under push rod compression from producing impression and increasing object and friction factor of the present utility model, described manhole is made up of the circular hole of two sections of axis collinear, and on the bottom surface of the circular hole that internal diameter is larger, pressing plate has at least on a face and be provided with rubber layer on face, two, the side of manhole.
For alleviating quality of the present utility model as far as possible, with reduction its to the size of the moment of flexure that lathe spindle produces, or under the rigidity that main shaft connecting portion is identical, save the material cost of main shaft connecting portion, hole on described main shaft connecting portion is through hole, described through hole communicates with the hollow space of the material fixed part in basket structure, push rod becomes matched in clearance with through hole, and push rod is positioned at the outside of push rod away from the side of manhole.
For ease of braking mandril and control push rod to the size of object compression, described push rod is also provided with cylinder away from one end of manhole.
The utility model has following beneficial effect:
1, the manhole arranged is the installation station of thin slice object to be processed, namely the utility model is applicable to the arrangement of length or width, the object of diameters between the diameter of manhole two ends, object has settled rear braking mandril towards an end motion of manhole, like this, the two ends of object are subject to the compression of manhole and push rod respectively, realize fixing on the utility model.Rely on the frictional force of claw and material to resist compared to existing utilization scroll chuck to cut or grinding force, the utility model is operationally for the reaction force cut or grinding force produces occurs on pressing plate, like this, be convenient to realize material and the larger contact area of the utility model by increasing pressing plate area, above structure is compared to claw, because frictional force generation face is larger, the axis being parallel of compression and thin slice object simultaneously, even if object also can well be fixed on the utility model when this makes the active force of push rod to object less, object is little at the deflection cut or produce in the axial direction under grinding force simultaneously, the utility model is made to have the advantage ensureing thin slice object suface processing quality like this.
2, the pressing plate arranged is for increasing the active area acting on power on object produced by push rod, object is in processed process simultaneously, along with the change of grinding or cutting point, pressing plate can be all that object provides support in grinding or the cutting point back side, the rigidity that the reinforcement arranged is conducive to pressing plate keeps, to ensure that object does not produce axial deformation in processed process further.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of lathe thin slice clamping tooling described in the utility model specific embodiment.
Figure acceptance of the bid note is respectively: 1, cylinder, and 2, cylinder block, 3, bearing, 4, gear, 5, main spindle box, 6, main shaft, 7, material seat, 71, main shaft connecting portion, 72, material fixed part, 8, push rod, 9, manhole, 10, pressing plate, 11, reinforcement, 12, rubber layer.
Detailed description of the invention
Below in conjunction with embodiment, the utility model is described in further detail, but structure of the present utility model is not limited only to following examples:
Embodiment 1:
As shown in Figure 1, a kind of lathe thin slice clamping tooling, the braking parts comprising push rod 8, material seat 7 and axially move back and forth along it for braking mandril 8, described material seat 7 comprises main shaft connecting portion 71 and material fixed part 72, and described main shaft connecting portion 71 is the column structure being axially provided with through hole or blind hole; The basket structure in described material fixed part 72 to be two end faces the be face that is parallel to each other, one of them end face is fixedly connected with one end of main shaft connecting portion 71, another end face is provided with a manhole 9, and described manhole 9 is less than the reducing concentric holes of inside diameter for outside diameter, the axis of push rod 8 and the axis collinear of manhole 9, and push rod 8 is positioned at the larger side of manhole 9 diameter;
Push rod 8 is also provided with the pressing plate 10 of plate-like on one end of manhole 9, and the axis collinear of described pressing plate 10 and push rod 8, the edge of pressing plate 10 is also provided with reinforcement 11, and the two ends of described reinforcement 11 are fixedly connected with push rod 8 with pressing plate 10 respectively.
In the present embodiment, main shaft connecting portion 71 is provided with through hole, described main shaft connecting portion 71 is set in by through hole and the main shaft 6 of lathe realizes the fixing of itself and main shaft 6, described fixing by through hole and main shaft 6 interference fit with coordinate the structure of puller bolt to be realized, described main shaft 6 is hollow shaft, its torque of rotating is realized by arranging engaging that gear 4 on it and driving gear cog, main shaft 6 is arranged in main spindle box 5, is provided with at least two bearings 3 between main shaft 6 and main spindle box 5.
Embodiment 2:
The present embodiment is further qualified on the basis of embodiment 1, as shown in Figure 1, for ensureing the stationarity that lathe spindle 6 rotates, be beneficial to the crudy of object, all cylindrically, and main shaft connecting portion 71 and material fixed part 72 are axially symmetric structure for described main shaft connecting portion 71 and material fixed part 72.Above structure is beneficial to and realizes center of gravity of the present utility model and be positioned on the axis of main shaft 6, can avoid because the reason of centrifugal force causes main shaft 6 to shake.
Embodiment 3:
The present embodiment is further qualified on the basis of embodiment 1, as shown in Figure 1, for increasing the contact area of object and main shaft connecting portion 71, prevent the end face of object under push rod 8 compression from producing impression and increasing object and friction factor of the present utility model, described manhole 9 is made up of the circular hole of two sections of axis collinear, and on the bottom surface of the circular hole that internal diameter is larger, pressing plate 10 has at least on a face and be provided with rubber layer 12 on face, two, the side of manhole 9.
Embodiment 4:
The present embodiment is further qualified on the basis of embodiment 1, as shown in Figure 1, for alleviating quality of the present utility model as far as possible, with reduction its to the size of the moment of flexure that lathe spindle 6 produces, or under the rigidity that main shaft connecting portion 71 is identical, save the material cost of main shaft connecting portion 71, hole on described main shaft connecting portion 71 is through hole, described through hole communicates with the hollow space of the material fixed part 72 in basket structure, push rod 8 becomes matched in clearance with through hole, and push rod 8 is positioned at the outside of push rod 8 away from the side of manhole 9.
For ease of braking mandril 8 and the size controlling push rod 8 pairs of object compression, described push rod 8 is also provided with cylinder 1 away from one end of manhole 9.Described cylinder 1 is piston rotatable cylinder, and cylinder 1 is fixedly connected with lathe by the cylinder block 2 be arranged on main spindle box 5.
Above content is the further description done the utility model in conjunction with concrete preferred embodiment, can not assert that detailed description of the invention of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, not departing from other embodiments drawn under the technical solution of the utility model, all should be included in protection domain of the present utility model.
Claims (5)
1. a lathe thin slice clamping tooling, it is characterized in that, the braking parts comprising push rod (8), material seat (7) and axially move back and forth along it for braking mandril (8), described material seat (7) comprises main shaft connecting portion (71) and material fixed part (72), and described main shaft connecting portion (71) is the column structure being axially provided with through hole or blind hole; The basket structure in described material fixed part (72) to be two end faces the be face that is parallel to each other, one of them end face is fixedly connected with the one end of main shaft connecting portion (71), another end face is provided with a manhole (9), and described manhole (9) is less than the reducing concentric holes of inside diameter for outside diameter, the axis of push rod (8) and the axis collinear of manhole (9), and push rod (8) is positioned at the larger side of manhole (9) diameter;
Push rod (8) is also provided with the pressing plate (10) of plate-like on one end of manhole (9), the axis collinear of described pressing plate (10) and push rod (8), the edge of pressing plate (10) is also provided with reinforcement (11), the two ends of described reinforcement (11) are fixedly connected with push rod (8) with pressing plate (10) respectively.
2. a kind of lathe thin slice clamping tooling according to claim 1, is characterized in that, all cylindrically, and main shaft connecting portion (71) and material fixed part (72) are axially symmetric structure for described main shaft connecting portion (71) and material fixed part (72).
3. a kind of lathe thin slice clamping tooling according to claim 1, it is characterized in that, described manhole (9) is made up of the circular hole of two sections of axis collinear, and on the bottom surface of the circular hole that internal diameter is larger, pressing plate (10) has at least on a face and be provided with rubber layer (12) on the face, two, side of manhole (9).
4. a kind of lathe thin slice clamping tooling according to claim 1, it is characterized in that, hole on described main shaft connecting portion (71) is through hole, described through hole communicates with the hollow space of the material fixed part (72) in basket structure, push rod (8) becomes matched in clearance with through hole, and push rod (8) is positioned at the outside of push rod (8) away from the side of manhole (9).
5. a kind of lathe thin slice clamping tooling according to claim 4, it is characterized in that, described push rod (8) is also provided with cylinder (1) away from one end of manhole (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420485690.XU CN204019227U (en) | 2014-08-27 | 2014-08-27 | A kind of lathe thin slice clamping tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420485690.XU CN204019227U (en) | 2014-08-27 | 2014-08-27 | A kind of lathe thin slice clamping tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204019227U true CN204019227U (en) | 2014-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420485690.XU Expired - Fee Related CN204019227U (en) | 2014-08-27 | 2014-08-27 | A kind of lathe thin slice clamping tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204019227U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104259908A (en) * | 2014-08-27 | 2015-01-07 | 成都科信达实业有限公司 | Slice clamping mechanism for lathe |
| CN105643302A (en) * | 2016-03-10 | 2016-06-08 | 于法周 | Auxiliary fixing device of polymer composite pipe cutting machine |
-
2014
- 2014-08-27 CN CN201420485690.XU patent/CN204019227U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104259908A (en) * | 2014-08-27 | 2015-01-07 | 成都科信达实业有限公司 | Slice clamping mechanism for lathe |
| CN105643302A (en) * | 2016-03-10 | 2016-06-08 | 于法周 | Auxiliary fixing device of polymer composite pipe cutting machine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20170827 |