CN101780646B - Reversely boring clamp for vertically clamping center holes of products and application thereof - Google Patents
Reversely boring clamp for vertically clamping center holes of products and application thereof Download PDFInfo
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- CN101780646B CN101780646B CN 201010121618 CN201010121618A CN101780646B CN 101780646 B CN101780646 B CN 101780646B CN 201010121618 CN201010121618 CN 201010121618 CN 201010121618 A CN201010121618 A CN 201010121618A CN 101780646 B CN101780646 B CN 101780646B
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Abstract
The invention provides a reversely boring clamp for vertically clamping center holes of products, which comprises a first clamp and a second clamp, wherein the first clamp is used for machining clamping surfaces in the vertical directions of the products, and the second clamp is matched and clamped with the clamping surfaces in the vertical directions of the products; the first clamp comprises a first bottom plate, a fixed supporting block, a first hold-down mechanism and a first positioning mechanism; and the second clamp comprises a second bottom plate, a supporting block, a second hold-down mechanism and a second positioning mechanism. The invention also provides the application of the reversely boring clamp. The invention can realize replacement of traditional machining processes, can achieve the purpose of clamping by generating partial pressure in the vertical directions of the products, and has the advantages of high machining precision and the like.
Description
Technical field
The invention belongs to processing and clamp technical field, particularly a kind of reversely boring clamp and application thereof for product center hole vertical clamping.
Background technology
In the processing of the products such as lid class, frequency modulation cavity, generally need to carry out Precision Machining to its centre bore, bore seal face, end face and each boss face, and in existing technology, generally process as datum level with the black skin of product cavity, and all be not used for clamped position or the technique clamping platform of the processing of bore seal face operation in the existing product.Traditional technology is: the inner chamber of the first operation elder generation converted products, seal face and lumen centers platform, owing to do not process the clamping product point of usefulness at all, product does not allow to process false boss yet, but the mode that clamps in the middle of can not adopting, therefore the first operation adopts traditional side pressure clamping device mode to clamp processing, compress product owing to lack the partial pressure of vertical direction, this structure and processing mode often can cause the unstable of product size, flatness is overproof, and easily so that interior resonator end surface produces chatter mark, affect roughness, thereby cause product not to be inconsistent drawing requirement and large quantities of scrapping caused very big loss; After the first operation machined, the second operation supported other structures of converted products with the seal face after the first operation processing, and therefore the second operation occurs processing the phenomenons such as the bad quality that causes the second operation converted products is bad because of the first order equally.Simultaneously, in conventional art, because the first operation does not have mach plane as the datum level of this operation, owing to need not mach (black skin of product cavity) be by the die casting straight forming, plane by the die casting straight forming is compared with mach plane, size fluctuation is larger, and the conference of size fluctuation reaches 0.4 ~ 0.5mm, so just can not guarantee the precision of size.
Summary of the invention
The object of the invention is to overcome the shortcoming of prior art with not enough, provide a kind of simple and reasonable for structure, can realize the displacement of traditional manufacturing procedure, and can be by produce the reversely boring clamp that is used for product center hole vertical clamping that the vertical direction partial pressure reaches clamping at product.
Another object of the present invention is to provide the application process of above-mentioned anchor clamps, the vertical direction clamping area that can process by the first clamp, and process as the clamping processing datum of the second anchor clamps with the vertical direction clamping area.
Purpose of the present invention is achieved through the following technical solutions: a kind of reversely boring clamp for product center hole vertical clamping, cooperate the second anchor clamps that clamp to consist of by the first anchor clamps of the vertical direction clamping area that is used for converted products and with the vertical direction clamping area of product, described the first anchor clamps comprise the first base plate, fixed support block, the first hold-down mechanism and the first detent mechanism, described fixed support block is several, and all be fixed on the first base plate, and around the basal surface of product, evenly distribute between each fixed support block; The first hold-down mechanism comprises control hand valve and several clamping cylinders, several clamping cylinders are connected with control hand valve by the valve pipe, and clamping cylinder and control hand valve all are fixed on the first base plate, be equipped with hold-down head on each clamping cylinder, the corresponding setting with each fixed support block of each clamping cylinder, and the hold-down head of clamping cylinder is located at the fixed support block top; Described the first detent mechanism comprises several locating pieces and guide limiting stopper, and described locating piece and guide limiting stopper all are fixed on the first base plate, and is located at respectively the side of each fixed support block;
Described the second anchor clamps comprise the second base plate, back-up block, the second hold-down mechanism and the second detent mechanism, and described back-up block is several, and all is fixed on the second base plate, and evenly distribute around the basal surface of product between each back-up block; The second hold-down mechanism is positioned at the center of the second base plate, comprise and support round platform, regulating handle and briquetting, supporting round platform is fixed on the second base plate, the center of supporting round platform is provided with circular hole, and supports the clamping engagement of round platform and the product center hole vertical direction clamping area that is processed by the first clamp; One end of regulating handle places in the circular hole and is fixed on the second base plate, and the other end is located at the second base plate top, and its end connects briquetting; Described the second detent mechanism comprises several limited blocks and guide support column, and described limited block and guide support column all are fixed on the second base plate, and each limited block and guide support column evenly distribute around the basal surface of product.
Described the first anchor clamps also are provided with at least two floating supports, and the floating end of each floating support is arranged at the centre position of the first base plate by spring, and its other end is fixed on the periphery of the first base plate.
Described control hand valve is revolving type pneumatic control hand valve, and described regulating handle is the revolving type regulating handle.
As preferably, the fixed support block of described the first anchor clamps and the number of clamping cylinder are four.
As preferably, the number of the back-up block of described the second anchor clamps is four.
Described valve pipe is located at the first floor below, and connects respectively clamping cylinder and control hand valve.
The application process of above-mentioned reversely boring clamp: product is carried out anti-boring processing, namely first product is positioned on the fixed support block of the first anchor clamps, and is positioned by the first detent mechanism; Regulate floating support, keep reconciliation of inventory; Turn control hand valve starts clamping cylinder, and the hold-down head of clamping cylinder is compressed to product; Processing unit (plant) processes product the clamping area of vertical direction in product center hole and the centre bore; After machining, turn control hand valve makes clamping cylinder unclamp product, and takes out product;
The turn regulating handle takes out it, the product that processes the clamping area of vertical direction is positioned on the back-up block of the second anchor clamps, and is positioned by the second detent mechanism; Regulating handle inserts in the centre bore of product, and rotation makes the briquetting of regulating handle compress product, thereby so that the clamping area in the product center hole that is processed by the first clamp cooperate with support round platform vertical clamping; Processing unit (plant) is finished the processing of inner chamber, end face and other structures of product; After machining, the turn regulating handle makes briquetting unclamp product, and takes out product and finish processing.
The present invention can be used for not having in the machinofacture product of clamped position or these types of technique clamping platform.
The present invention adopts reversely boring clamp to carry out anti-boring processing and (namely can be used as the datum level that needs in the current operation by processing in last operation, so that the accurate processing of current operation), the supporting surface or the clamping area that process the smart datum level in the postorder machined order and provide vertical direction to clamp, thereby (adopt the smart datum level that processes after the anti-borer skill by original need not mach datum level transferring to---adopt in traditional technique need not mach as datum level) and supporting surface or clamping area for providing one can produce the partial pressure of vertical direction in this operation be provided the datum level in the realization machined, guarantee the dimensional accuracy in the process, the requirements such as roughness.
The present invention compared with prior art has following advantage and beneficial effect:
1, compares with conventional art, the present invention adopts the first anchor clamps and the second anchor clamps to be combined with, process first the clamping area of vertical aspect by the first anchor clamps, again by the clamping area clamping processing of the second anchor clamps with the first anchor clamps, so that the clamping force of vertical direction to be provided, guarantee the dimensionally stable in this operation process, the roughness of the not overproof and machined surface of flatness, and the second anchor clamps can effectively guarantee the precision of relevant processing dimension take clamping area as processing datum.
2, the present invention adopts reversely boring clamp to clamp processing, can realize turning the manufacturing procedure of product, make the datum level of blank realize the transfer of smart benchmark, make each machined surface present the stabilised quality state with respect to the height of rough benchmark face, overcome and add the risk that side folder got loose and was out of shape man-hour, avoid simultaneously variation and the fluctuation of processing dimension.
3, the first anchor clamps of the present invention are provided with float support, can make product add man-hour, can keep balance.
4, the second anchor clamps of the present invention are provided with and support round platform and regulating handle, adjusting by regulating handle, can make the clamping area and support round platform clamping engagement of the vertical direction in the product center hole, thus the clamping on the vertical direction of realization product, to guarantee crudy.
5, compact conformation of the present invention is reasonable, simpler production convenient, low cost of manufacture, has the machining accuracy advantages of higher.
Description of drawings
Fig. 1 is the structural representation of the first anchor clamps of the present invention.
Fig. 2 is top view shown in Figure 1.
Fig. 3 is the structural representation of the second anchor clamps of the present invention.
Fig. 4 is top view shown in Figure 3.
The specific embodiment
The present invention is described in further detail below in conjunction with embodiment and accompanying drawing, but embodiments of the present invention are not limited to this.
Embodiment
Fig. 1 ~ Fig. 4 shows the concrete structure schematic diagram of present embodiment, this is used for the reversely boring clamp of product center hole vertical clamping, cooperate the second anchor clamps that clamp to consist of by the first anchor clamps of the vertical direction clamping area that is used for converted products and with the vertical direction clamping area of product, as shown in Figure 1, described the first anchor clamps comprise the first base plate 1, fixed support block 8, the first hold-down mechanism and the first detent mechanism, described fixed support block 8 is four, and all be fixed on the first base plate 1, and around the basal surface of product, evenly distribute between each fixed support block 8, as shown in Figure 2; The first hold-down mechanism comprises control hand valve 3 and four clamping cylinders 2, four clamping cylinders 2 are connected with control hand valve 3 by the valve pipe, and clamping cylinder 2 and control hand valve 3 all are fixed on the first base plate 1, be equipped with hold-down head on each clamping cylinder 2, each clamping cylinder 2 and each fixed support block 8 corresponding settings, and the hold-down head of clamping cylinder 2 is located at fixed support block 8 tops; Described the first detent mechanism and fixed support block 8 corresponding settings;
As shown in Figure 3, described the second anchor clamps comprise the second base plate 11, back-up block 10, the second hold-down mechanism and the second detent mechanism, described back-up block 10 is four, and all is fixed on the second base plate 11, and evenly distributes around the basal surface of product between each back-up block 10; As shown in Figure 4, the second hold-down mechanism is positioned at the center of the second base plate 11, comprise and support round platform 15, regulating handle 14 and briquetting 9, supporting round platform 15 is fixed on the second base plate 11, the center of supporting round platform 15 is provided with circular hole, and supports the vertical direction clamping area clamping engagement in round platform 15 and the product center hole that is processed by the first clamp; One end of regulating handle 14 places in the circular hole and is fixed on the second base plate 11, and the other end is located at the second base plate 11 tops, and its end connects briquetting 9; Described the second detent mechanism and back-up block 10 corresponding settings.
Described the first anchor clamps also are provided with at least two floating supports 4, and the floating end 6 of each floating support 4 is arranged at the centre position of the first base plate 1 by spring, and its other end is fixed on the periphery of the first base plate 1.
Described control hand valve 3 is revolving type pneumatic control hand valve 3, and described regulating handle 14 is revolving type regulating handle 14.
Described the first detent mechanism comprises two locating pieces 5 and guide limiting stopper 7, and described locating piece 5 and guide limiting stopper 7 all are fixed on the first base plate 1, and is located at respectively the side of each fixed support block 8.
Described valve pipe is located at the first base plate 1 below, and connects respectively clamping cylinder 2 and control hand valve 3.
Described the second detent mechanism comprises two limited blocks 12 and three guide support column 13, and described limited block 12 and guide support column 13 all are fixed on the second base plate 11, and each limited block and guide support column evenly distribute around the basal surface of product.
The application of above-mentioned reversely boring clamp: reversely boring clamp is located at the below of processing unit (plant); Adopt reversely boring clamp to clamp product and carry out anti-boring processing, be about to product and be positioned on the fixed support block 8 of the first anchor clamps, and positioned by locating piece and the guide limiting stopper of the first anchor clamps; Regulate floating support 4, keep reconciliation of inventory; Turn control hand valve 3 starts clamping cylinder 2, and the hold-down head of clamping cylinder 2 is compressed to product; Processing unit (plant) processes product the clamping area of vertical direction in product center hole and the centre bore; After machining, turn control hand valve 3 makes clamping cylinder 2 unclamp product, and takes out product;
Turn regulating handle 14 takes out it, the product that processes the vertical direction clamping area is positioned on the back-up block 10 of the second anchor clamps, and is positioned by limited block and the guide support column of the second anchor clamps; Regulating handle 14 inserts in the centre bore of products, and rotation makes the briquetting 9 of regulating handle 14 compress products, thereby so that the clamping area in the product center hole that is processed by the first clamp cooperate with support round platform 15 vertical clampings; Processing unit (plant) is finished the processing of other structures such as the inner chamber of product and end face; After machining, turn regulating handle 14 makes briquetting 9 unclamp product, and takes out product; Finish processing.
Present embodiment except following characteristics other structures with embodiment 1: the fixed support block of described the first anchor clamps and the number of clamping cylinder are three.As shown in Figure 4, the number of the back-up block of described the second anchor clamps is three.
The various embodiments described above are the better embodiment of the present invention; but embodiments of the present invention are not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present invention and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (7)
1. reversely boring clamp that is used for product center hole vertical clamping, cooperate the second anchor clamps that clamp to consist of by the first anchor clamps of the vertical direction clamping area that is used for converted products and with the vertical direction clamping area of product, it is characterized in that: described the first anchor clamps comprise the first base plate, fixed support block, the first hold-down mechanism and the first detent mechanism, described fixed support block is several, and all be fixed on the first base plate, and around the basal surface of product, evenly distribute between each fixed support block; The first hold-down mechanism comprises control hand valve and several clamping cylinders, several clamping cylinders are connected with control hand valve by the valve pipe, and clamping cylinder and control hand valve all are fixed on the first base plate, be equipped with hold-down head on each clamping cylinder, the corresponding setting with each fixed support block of each clamping cylinder, and the hold-down head of clamping cylinder is located at the fixed support block top; Described the first detent mechanism comprises several locating pieces and guide limiting stopper, and described locating piece and guide limiting stopper all are fixed on the first base plate, and is located at respectively the side of each fixed support block;
Described the second anchor clamps comprise the second base plate, back-up block, the second hold-down mechanism and the second detent mechanism, and described back-up block is several, and all is fixed on the second base plate, and evenly distribute around the basal surface of product between each back-up block; The second hold-down mechanism is positioned at the center of the second base plate, comprise and support round platform, regulating handle and briquetting, supporting round platform is fixed on the second base plate, the center of supporting round platform is provided with circular hole, and supports the vertical direction clamping area clamping engagement in round platform and the product center hole that is processed by the first clamp; One end of regulating handle places in the circular hole and is fixed on the second base plate, and the other end is located at the second base plate top, and its end connects briquetting; Described the second detent mechanism comprises several limited blocks and guide support column, and described limited block and guide support column all are fixed on the second base plate, and each limited block and guide support column evenly distribute around the basal surface of product.
2. the reversely boring clamp for product center hole vertical clamping according to claim 1, it is characterized in that: described the first anchor clamps also are provided with at least two floating supports, the floating end of each floating support is arranged at the centre position of the first base plate by spring, and its other end is fixed on the periphery of the first base plate.
3. the reversely boring clamp for product center hole vertical clamping according to claim 1, it is characterized in that: described control hand valve is revolving type pneumatic control hand valve, and described regulating handle is the revolving type regulating handle.
4. the reversely boring clamp for product center hole vertical clamping according to claim 1, it is characterized in that: the fixed support block of described the first anchor clamps and the number of clamping cylinder are four.
5. the reversely boring clamp for product center hole vertical clamping according to claim 1, it is characterized in that: the number of the back-up block of described the second anchor clamps is four.
6. the reversely boring clamp for product center hole vertical clamping according to claim 1, it is characterized in that: described valve pipe is located at the first floor below, and connects respectively clamping cylinder and control hand valve.
7. the application process of each described reversely boring clamp is characterized in that: product is positioned on the fixed support block of the first anchor clamps, and is positioned by the first detent mechanism according to claim 1～6; Regulate floating support, keep reconciliation of inventory; Turn control hand valve starts clamping cylinder, and the hold-down head of clamping cylinder is compressed to product; Processing unit (plant) processes product the clamping area of vertical direction in product center hole and the centre bore; After machining, turn control hand valve makes clamping cylinder unclamp product, and takes out product;
The turn regulating handle takes out it, the product that processes the vertical direction clamping area is positioned on the back-up block of the second anchor clamps, and is positioned by the second detent mechanism; Regulating handle inserts in the centre bore of product, and rotation makes the briquetting of regulating handle compress product, thereby so that the clamping area in the product center hole that is processed by the first clamp cooperate with support round platform vertical clamping; Processing unit (plant) is finished the processing of inner chamber, end face and other structures of product; After machining, the turn regulating handle makes briquetting unclamp product, and takes out product and finish processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010121618 CN101780646B (en) | 2010-03-10 | 2010-03-10 | Reversely boring clamp for vertically clamping center holes of products and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010121618 CN101780646B (en) | 2010-03-10 | 2010-03-10 | Reversely boring clamp for vertically clamping center holes of products and application thereof |
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| CN101780646A CN101780646A (en) | 2010-07-21 |
| CN101780646B true CN101780646B (en) | 2013-02-20 |
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| CN102357815B (en) * | 2011-09-15 | 2014-07-02 | 中国船舶重工集团公司第七0七研究所 | Numerical control processing method and special processing fixture for inertial platform body |
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| CN106926005A (en) * | 2016-08-19 | 2017-07-07 | 无锡瑞真精机股份有限公司 | A kind of clamp body and its application method for processing clutch housing |
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| CN108177009A (en) * | 2018-03-06 | 2018-06-19 | 昆山崴乐盟自动化设备有限公司 | Cast workpiece automatic fixture and localization method |
| CN108788814B (en) * | 2018-06-08 | 2020-06-19 | 歌尔股份有限公司 | Clamp assembly and cutting device |
| CN111609827B (en) * | 2019-02-26 | 2022-01-11 | 上汽通用汽车有限公司 | Construction method of theoretical precise datum plane of engine cylinder block and engine cylinder block |
| CN113441970A (en) * | 2021-07-20 | 2021-09-28 | 北京新风航天装备有限公司 | General type semi-automatic quick hold-down device |
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| CN201799877U (en) * | 2010-03-10 | 2011-04-20 | 广东鸿特精密技术股份有限公司 | Reverse boring clamp for vertically clamping center hole of product |
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