CN203650050U - Positioning and clamping device for lathing of spherical surface of spherical class casting - Google Patents
Positioning and clamping device for lathing of spherical surface of spherical class casting Download PDFInfo
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- CN203650050U CN203650050U CN201320795500.XU CN201320795500U CN203650050U CN 203650050 U CN203650050 U CN 203650050U CN 201320795500 U CN201320795500 U CN 201320795500U CN 203650050 U CN203650050 U CN 203650050U
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Abstract
The utility model discloses a positioning and clamping device for lathing of the spherical surface of a spherical class casting. The positioning and clamping device comprises a tool bottom plate and a pressing plate. U-shaped gaps are formed in the edge of the tool bottom plate, wherein the U-shaped gaps are matched with a machine tool chuck and make the tool bottom plate connected with the machine tool chuck. A receding cavity and pins are arranged on the face, towards the spherical class casting, of the tool bottom plate, and screw holes are formed in the receding cavity. A U-shaped groove is formed in a body of the pressing plate, a supporting boss is arranged on one side of the body, and a pressing plug is arranged on the other side of the body. The pressing plug is arranged in pressing holes of the spherical class casting in series. The U-shaped groove and the screw holes in the bottom face of the receding cavity are correspondingly arranged, screws are arranged in series to make the pressing plate and the tool bottom plate fixed. The end face of the supporting boss abuts against the bottom face of the receding cavity. A center hole is formed in the center of the tool bottom plate, and the center hole is used for correcting the center of the tool bottom plate to make the center of the spherical surface of the spherical class casting and the center of a machine tool spindle concentric. A back structure of a spherical class casting body is utilized to fix the spherical class casting, the problem that the spherical class casting is difficultly positioned and clamped when the spherical surface of the spherical class casting is lathed can be effectively solved, and the device can conduct positioning accurately and is convenient to mount and demount.
Description
Technical field
The utility model relates to a kind of Vehicle Processing location and clamping device, is specifically related to a kind of location and clamping device of spherical class foundry goods Vehicle Processing sphere.
Background technology
Location, clamping means when some spherical class foundry goods Vehicle Processing curved surfaces that prior art has disclosed, be mostly to utilize the profile at sphere back to make special chuck to clamp, thereby reach the effect that location clamps.But the profile at the spherical class foundry goods back of narrating in patent is comparatively complicated, and its profile is all to cast straight forming and without processing, if utilize its location, be difficult to ensure sphere centre to be processed and the relative position accuracy in reverse side part hole.
Due to use occasion difference, produce equivalent difference, precision etc. require different, there is no to introduce location, the clamping device while being applicable to particular types sphere foundry goods Vehicle Processing curved surface in prior art.
Utility model content
The utility model provides a kind of location and clamping device of spherical class foundry goods Vehicle Processing sphere, make full use of spherical parts architectural feature, can find the center of sphere accurately, meet sphere centre and back side feature relative size required precision thereby realize accurately location, thereby play accurate location, simple load and unload object.
For achieving the above object, the utility model provides a kind of location and clamping device of spherical class foundry goods Vehicle Processing sphere, and for being fixedly connected with between machine chuck and spherical class foundry goods, this spherical class foundry goods comprises:
Sphere, its back is provided with baseplane structure;
Convex tendon, it is vertically arranged at sphere back;
Hold-down apertures, it is arranged at sphere back, and the axis of hold-down apertures is perpendicular to sphere axis;
Be characterized in, this location and clamping device comprise:
Frock base plate, its edge is provided with U-shaped breach, and this U-shaped breach and machine chuck are joined merga pass screw frock base plate are fixed on machine chuck; Frock base plate is provided with towards the one side of spherical class foundry goods the die cavity of stepping down, and when frock base plate is connected with spherical class foundry goods, convex tendon is embedded stepping down in die cavity; This die cavity bottom surface of stepping down is provided with screw;
Pressing plate, its body is provided with U-shaped groove, and a side of body is provided with support rim, and opposite side is provided with compression plug; Compressing plug string is located in hold-down apertures; When pressing plate connecting tooling base plate, the corresponding setting of screw of U-shaped groove and the die cavity bottom surface of stepping down, and establish screw by string and make between pressing plate and frock base plate fixing; Support rim end face offsets with the die cavity bottom surface of stepping down;
Above-mentioned frock base plate center is provided with the centre bore that makes sphere centre and machine tool chief axis centres for calibration tool base plate center.
Above-mentioned baseplane, spherical class foundry goods back structure is provided with locating hole, and locating hole axis is parallel to the axis of sphere; Frock base plate is provided with pin towards the one side of spherical class foundry goods; When frock base plate and spherical class foundry goods are connected and fixed, pin string is located in locating hole.
In above-mentioned baseplane, spherical class foundry goods back structure, be symmetrical in its center and be provided with two locating holes; The center that is symmetrical in frock base plate is provided with two pins, is respectively prismatic pin and round pin nail; When frock base plate and spherical class foundry goods are connected and fixed, prismatic pin and round pin nail are located in two locating holes with string respectively.
The above-mentioned die cavity of stepping down was made as the strip groove at frock base plate center; Step down the long side direction of die cavity perpendicular to the line of described prismatic pin and round pin nail.
In the above-mentioned die cavity bottom surface of stepping down, be symmetrical in frock base plate and be provided with two screws, the line of these two screws is perpendicular to the line of two described pins.
The marginating compartment of above-mentioned frock base plate is provided with three U-shaped breach, and the mutual spacing distance of this U-shaped breach equates.
The one side that above-mentioned compression plug and hold-down apertures inwall push is mutually made as arc surface.
Above-mentioned screw one end is provided with outer-hexagonal, and the other end is provided with external screw thread; Screw is provided with external screw thread one end and establishes the screw into the die cavity bottom surface of stepping down via U-shaped groove string, is provided with the internal thread suitable with external screw thread in screw; Along with screw precession screw, outer-hexagonal and clamp surface offset, with fixation clip and frock base plate.
The location of the utility model spherical class foundry goods Vehicle Processing sphere and the spherical class foundry goods fixing tool of clamping device and prior art are compared, its advantage is, the utility model utilizes spherical class foundry goods body structure to be fixed, the problem of positioning and clamping difficulty can effectively solve spherical class foundry goods Vehicle Processing sphere time, owing to installing accurate positioning, mounting or dismounting conveniently, location, clamping while being particularly suitable for batch spherical class foundry goods Vehicle Processing sphere; Simultaneously because the many modes that clamp by self-control scroll chuck of traditional clamping easily cause sphere centre skew, affect itself and structure relative size precision, therefore, make Special tooling clamp by utilizing part back structures feature, can realize part and accurately locate, thereby obtain higher dimensional accuracy.
Brief description of the drawings
Fig. 1 is the back view of spherical class foundry goods;
Fig. 2 is the cutaway view of spherical class foundry goods A-A line in Fig. 1;
Fig. 3 is the cutaway view of spherical class foundry goods B-B line in Fig. 1;
Fig. 4 is the location of the utility model spherical class foundry goods Vehicle Processing sphere and the structural representation of clamping device;
Fig. 5 is the structural representation of frock base plate in the location of the utility model spherical class foundry goods Vehicle Processing sphere and clamping device;
Fig. 6 is the location of the utility model spherical class foundry goods Vehicle Processing sphere and the structural representation of clamping device center platen;
Fig. 7 is the structural representation of the screw that is connected with frock base plate for pressing plate in the location of the utility model spherical class foundry goods Vehicle Processing sphere and clamping device.
Detailed description of the invention
Below in conjunction with accompanying drawing, further illustrate specific embodiment of the utility model.
As Fig. 1 and in conjunction with as shown in Fig. 2, Fig. 3, by location and the applicable spherical class foundry goods of clamping device of a kind of spherical class foundry goods of the utility model Vehicle Processing sphere, the main body of this spherical class foundry goods is the structure of the sphere 4 of a hemisphere, the positive indent of this sphere 4, back evagination, these sphere 4 backs are provided with baseplane structure.
Vertically be provided with two convex tendons 7 at sphere 4 backs, these two convex tendons 7 are taking the center of sphere 4 as symmetrical centre is symmetrical arranged.
Structure place, baseplane at sphere 4 backs is also provided with two hold-down apertures 6, and the axis of hold-down apertures 6 arranges perpendicular to sphere 4 axis.This two hold-down apertures 6 are equally taking center of sphere 4 as symmetrical centre is symmetrical arranged, and these two hold-down apertures 6 are arranged on same axis with convex tendon 7.Preferably, two hold-down apertures 6 can be arranged at respectively on the sidewall of two convex tendons 7.
Structure place, baseplane at sphere 4 backs is also vertically provided with two locating holes 5, the axial axis of locating hole 5 is parallel to the axis of sphere 4, these two locating holes 5 are taking the center of sphere 4 as symmetrical centre is symmetrical arranged, and the line between these two locating hole 5 central points is perpendicular to the line between two convex tendon 7 centerline simultaneously.
As shown in Figure 4, a kind of location and clamping device for the spherical class foundry goods Vehicle Processing sphere being fixedly connected with between machine chuck and spherical class foundry goods comprises: frock base plate 1 and pressing plate 2, and fixing by screw 3 between frock base plate 1 and pressing plate 2.
As shown in Figure 5, frock base plate 1 is for having certain thickness circular plate, and it is arranged between machine chuck and spherical class foundry goods.
Frock base plate 1 marginating compartment is provided with three U-shaped breach 1f, and three mutual spacing distances of U-shaped breach 1f equate.This U-shaped breach 1f coordinates with machine chuck, and by screw, frock base plate 1 is fixed on machine chuck.
Frock base plate 1 is provided with pin towards the one side of spherical class foundry goods; When frock base plate 1 is connected and fixed with spherical class foundry goods, pin string is located in locating hole 5.
Preferably, the center that is symmetrical in frock base plate 1 is provided with two pins, is respectively prismatic pin 1a and round pin nail 1e.When frock base plate 1 is connected and fixed with spherical class foundry goods, prismatic pin 1a and round pin nail 1e are located in two locating holes 5 of spherical class foundry goods with string respectively.
Frock base plate 1 is provided with towards the one side of spherical class foundry goods the die cavity 1d that steps down, and this die cavity 1d that steps down was made as the strip groove at frock base plate 1 center.The long side direction of this die cavity 1d that steps down is perpendicular to the line between described prismatic pin 1a and round pin nail 1e.When frock base plate 1 is connected with spherical class foundry goods, two convex tendons 7 are just in time corresponding with the die cavity 1d that steps down, and are embedded stepping down in die cavity 1d, and convex tendon 7 is played to the effect of stepping down.
The center of frock base plate 1 is provided with for calibration tool base plate 1 center, makes the centre bore 1b of sphere 4 centers and machine tool chief axis centres.This centre bore 1b can be arranged at and step down in die cavity 1d.
As shown in Figure 6, a side of pressing plate 2 bodies is provided with support rim 2c, and opposite side is provided with and compresses plug 2b, is L-type.In the present embodiment, be provided with two pressing plates 2, when pressing plate 2 connects spherical class foundry goods, the compression plug 2b string of two pressing plates 2 is located in hold-down apertures 6, be made as arc surface compressing the one side that plug 2b and hold-down apertures 6 inwalls push mutually, the inwall of this arc surface and hold-down apertures 6 is suitable, when pressing plate is compressed, hold-down apertures 6 places are stressed evenly, and ensure that hole inwall is injury-free.When pressing plate 2 is connected with frock base plate 1, support rim 2c contacts with the die cavity 1d bottom surface of stepping down, and plays a supporting role.
As shown in Figure 7, screw 3 one end are provided with outer-hexagonal 3a, and the other end is provided with external screw thread 3b.When pressing plate 2 connecting tooling base plate 1, screw 3 is provided with external screw thread 3b one end and establishes in the screw 1c of the die cavity 1d bottom surface of stepping down via U-shaped groove 2a string, and screw 1c inwall is provided with the internal thread suitable with external screw thread 3b.Along with screw 3 precession screw 1c, outer-hexagonal 3a and pressing plate 2 surfaces offset, with fixation clip 2 and frock base plate 1.
Although content of the present utility model has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.Read after foregoing those skilled in the art, for multiple amendment of the present utility model and substitute will be all apparent.Therefore, protection domain of the present utility model should be limited to the appended claims.
Claims (8)
1. location and the clamping device of spherical class foundry goods Vehicle Processing sphere, for being fixedly connected with between machine chuck and spherical class foundry goods, this spherical class foundry goods comprises:
Sphere (4), its back is provided with baseplane structure;
Convex tendon (7), it is vertically arranged at sphere (4) back;
Hold-down apertures (6), it is arranged at sphere (4) back, and the axis of hold-down apertures (6) is perpendicular to sphere (4) axis;
It is characterized in that, this location and clamping device comprise:
Frock base plate (1), its edge is provided with U-shaped breach (1f), and this U-shaped breach and machine chuck are joined merga pass screw frock base plate are fixed on machine chuck; Frock base plate (1) is provided with the die cavity of stepping down (1d) towards the one side of spherical class foundry goods, and when frock base plate (1) is connected with described spherical class foundry goods, convex tendon (7) is embedded in the die cavity of stepping down (1d); This die cavity of stepping down (1d) bottom surface is provided with screw (1c);
Pressing plate (2), its body is provided with U-shaped groove (2a), and a side of body is provided with support rim (2c), and opposite side is provided with and compresses plug (2b); Compressing plug (2b) string is located in hold-down apertures (6); When pressing plate (2) connecting tooling base plate (1), the corresponding setting of screw (1c) of U-shaped groove (2a) and the die cavity of stepping down (1d) bottom surface, and establish screw (3) by string and make between pressing plate (2) and frock base plate (1) fixing; Support rim (2c) end face offsets with die cavity (1d) bottom surface of stepping down;
Described frock base plate (1) center is provided with the centre bore (1b) that makes sphere (4) center and machine tool chief axis centres for calibration tool base plate (1) center.
2. location and the clamping device of spherical class foundry goods Vehicle Processing sphere as claimed in claim 1, is characterized in that, described baseplane, spherical class foundry goods back structure is provided with locating hole (5), and locating hole (5) axis is parallel to the axis of sphere (4); Described frock base plate (1) is provided with pin towards the one side of spherical class foundry goods; When frock base plate (1) is connected and fixed with spherical class foundry goods, pin string is located in locating hole (5).
3. location and the clamping device of spherical class foundry goods Vehicle Processing sphere as claimed in claim 2, is characterized in that, is symmetrical in its center and is provided with two locating holes (5) in described baseplane, spherical class foundry goods back structure; The center that is symmetrical in described frock base plate (1) is provided with two pins, is respectively prismatic pin (1a) and round pin nail (1e); When frock base plate (1) is connected and fixed with spherical class foundry goods, prismatic pin (1a) and round pin nail (1e) are located in two locating holes (5) with string respectively.
4. location and the clamping device of spherical class foundry goods Vehicle Processing sphere as claimed in claim 3, is characterized in that, the described die cavity of stepping down (1d) was made as the strip groove at frock base plate (1) center; Step down the long side direction of die cavity (1d) perpendicular to the line of described prismatic pin (1a) and round pin nail (1e).
5. location and the clamping device of the spherical class foundry goods Vehicle Processing sphere as described in claim 3 or 4, it is characterized in that, in the described die cavity of stepping down (1d) bottom surface, be symmetrical in frock base plate (1) and be provided with two screws (1c), the line of these two screws (1c) is perpendicular to the line of two described pins.
6. location and the clamping device of spherical class foundry goods Vehicle Processing sphere as claimed in claim 1, is characterized in that, the marginating compartment of described frock base plate (1) is provided with three U-shaped breach (1f), and this U-shaped breach (1f) each other spacing distance equates.
7. location and the clamping device of spherical class foundry goods Vehicle Processing sphere as claimed in claim 1, is characterized in that, described compression plug (2b) is made as arc surface with the one side that described hold-down apertures (6) inwall pushes mutually.
8. location and the clamping device of spherical class foundry goods Vehicle Processing sphere as claimed in claim 1, is characterized in that, described screw (3) one end is provided with outer-hexagonal (3a), and the other end is provided with external screw thread (3b); Screw (3) is provided with external screw thread (3b) one end and establishes the screw (1c) into the die cavity of stepping down (1d) bottom surface via U-shaped groove (2a) string, is provided with the internal thread suitable with external screw thread (3b) in screw (1c); Along with screw (3) precession screw (1c), outer-hexagonal (3a) offsets with pressing plate (2) surface, with fixation clip (2) and frock base plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320795500.XU CN203650050U (en) | 2013-12-06 | 2013-12-06 | Positioning and clamping device for lathing of spherical surface of spherical class casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320795500.XU CN203650050U (en) | 2013-12-06 | 2013-12-06 | Positioning and clamping device for lathing of spherical surface of spherical class casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203650050U true CN203650050U (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320795500.XU Expired - Fee Related CN203650050U (en) | 2013-12-06 | 2013-12-06 | Positioning and clamping device for lathing of spherical surface of spherical class casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203650050U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104289820A (en) * | 2014-10-28 | 2015-01-21 | 重庆永达精密机械有限公司 | Welding positioning device |
| CN104325248A (en) * | 2014-10-28 | 2015-02-04 | 重庆永达精密机械有限公司 | Welding fixture |
| CN104959863A (en) * | 2015-07-02 | 2015-10-07 | 中国航天科技集团公司长征机械厂 | Turning clamp for plate part hole and inner annular groove machining |
| CN105127814A (en) * | 2015-10-09 | 2015-12-09 | 常州大学 | Ball valve body valve stem hole processing tool set |
| CN105397538A (en) * | 2015-12-03 | 2016-03-16 | 哈尔滨电机厂有限责任公司 | External thread secondary fitting fixture and clamping method |
| CN108032106A (en) * | 2017-12-08 | 2018-05-15 | 中航力源液压股份有限公司 | A kind of efficient numerically controlled vehicle clamper and clamping method |
| CN110480052A (en) * | 2019-08-23 | 2019-11-22 | 广东通宇通讯股份有限公司 | A kind of drilling equipment of the central loop hole machined for microwave antenna reflecting surface |
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2013
- 2013-12-06 CN CN201320795500.XU patent/CN203650050U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104289820A (en) * | 2014-10-28 | 2015-01-21 | 重庆永达精密机械有限公司 | Welding positioning device |
| CN104325248A (en) * | 2014-10-28 | 2015-02-04 | 重庆永达精密机械有限公司 | Welding fixture |
| CN104959863A (en) * | 2015-07-02 | 2015-10-07 | 中国航天科技集团公司长征机械厂 | Turning clamp for plate part hole and inner annular groove machining |
| CN105127814A (en) * | 2015-10-09 | 2015-12-09 | 常州大学 | Ball valve body valve stem hole processing tool set |
| CN105397538A (en) * | 2015-12-03 | 2016-03-16 | 哈尔滨电机厂有限责任公司 | External thread secondary fitting fixture and clamping method |
| CN108032106A (en) * | 2017-12-08 | 2018-05-15 | 中航力源液压股份有限公司 | A kind of efficient numerically controlled vehicle clamper and clamping method |
| CN108032106B (en) * | 2017-12-08 | 2023-10-17 | 中航力源液压股份有限公司 | Efficient numerical control turning clamp and clamping method |
| CN110480052A (en) * | 2019-08-23 | 2019-11-22 | 广东通宇通讯股份有限公司 | A kind of drilling equipment of the central loop hole machined for microwave antenna reflecting surface |
| CN110480052B (en) * | 2019-08-23 | 2024-04-16 | 广东通宇通讯股份有限公司 | Drilling device for machining central annular hole of microwave antenna reflecting surface |
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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 |
Granted publication date: 20140618 Termination date: 20211206 |
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| CF01 | Termination of patent right due to non-payment of annual fee |