CN202151711U - Fixing clamp for drilling crankcases - Google Patents
Fixing clamp for drilling crankcases Download PDFInfo
- Publication number
- CN202151711U CN202151711U CN2011202313483U CN201120231348U CN202151711U CN 202151711 U CN202151711 U CN 202151711U CN 2011202313483 U CN2011202313483 U CN 2011202313483U CN 201120231348 U CN201120231348 U CN 201120231348U CN 202151711 U CN202151711 U CN 202151711U
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- CN
- China
- Prior art keywords
- crankcase
- base
- support
- binding
- guide columns
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a fixing clamp for drilling crankcases, which comprises a base and a support. The base is fixed onto an operative surface, the upper surface of the base is a straight surface, the support is mounted on the upper surface of the base and consists of a bottom plate and two side guide columns, the bottom plate is rotatably connected with the base, the two side guide columns are perpendicularly fixedly connected with the bottom plate, a fastening plate penetrating through the guide columns is disposed in middles of the guide columns, can vertically move along the guide columns and is driven to move upwards by a driving ejector rod positioned below the fastening plate, a bayonet used for clamping a flange opening of a crankcase is disposed on one side of the fastening plate, a drilling die plate which is connected with the guide columns in a fastened manner is arranged on upper portions of the guide columns, penetrating drill bit guiding holes are disposed on the surface of the drilling die plate, and a boss matching with a shaft hole at the upper end of the crankcase is arranged on the lower surface of the drilling die plate. The driving ejector plate moves upwards to be tightly abutted to the fastening plate, accordingly, the shaft hole at the upper end of the crankcase is connected onto the boss in a sleeved manner, and the crankcase is firmly clamped by the clamp. The fixing clamp can clamp the crankcase precisely and quickly, and simultaneously, quick switching of different operation positions of holes to be processed can be realized.
Description
Technical field
The utility model relates to a kind of frock clamp, and is particularly a kind of to the boring stationary fixture of crankcase.
Background technology
The boring stationary fixture of existing crankcase is as shown in Figure 1, comprises support 1 ', support 1 ' be " [" shape structure, the vertical part of support 1 ' laterally is fastenedly connected with workpiece fixed bar 11 '; When in the groove of workpiece 2 ' the embedding support 1 ' as shown in Figure 2; The vertical part inner surface of the bottom surface of workpiece 2 ' and support 1 ' connects; Workpiece fixed bar 11 ' wears workpiece 2 ' the back nut that connects through the end with fastening briquetting 12 ' and workpiece 2 ' fastening crimping, and workpiece and anchor clamps are connected as a single entity; The upper transverse part of support 1 ' is provided with the drill guide hole 13 ' of perforation, and the position in drill guide hole 13 ' is corresponding with the position of the boring 21 ' of target (being crankcase).The shortcoming of these anchor clamps is, is difficult to guarantee vertical relatively precision between the machined surface of workpiece and the drill bit, needs extra calibration procedure; In addition, machining hole has certain distance usually and between the fixed bar, makes that adding the relative support of workpiece in man-hour forms certain torque; Be prone to cause workpiece to add the rotation in man-hour; Influence machining accuracy, though can in support, the rotation that limited block prevention workpiece adds man-hour be set the two sides of relative workpiece bottom, the side surface of workpiece base is originally as non-machined surface; Lack positioning accuracy, therefore be difficult for solving workpiece and rotate the trueness error problem that causes; Simultaneously, needs were manual fastening when workpiece was packed support into, and support itself is not provided with the rotatable device of relative external stability face yet, and hole of every processing all need rotate and reorientate entire bracket, and efficient is lower.
The utility model content
In order to overcome defective in the above-mentioned prior art, the utility model can realize that crankcase boring stationary fixture with the precision that clamps object, be fastenedly connected fast, can realize clamping the quick switching of different operating position, object hole to be processed simultaneously.
For realizing above-mentioned purpose, the utility model provides a kind of crankcase boring stationary fixture, comprising: base, and it is fixed on the operating surface, and base upper surface is a flat surface; Support, it is installed on the upper surface of base; Support comprises and rotatable base plate that is connected of base and the both sides guide pillar that is connected with the base plate vertical fixing; The guide pillar middle part is provided with the binding that wears wherein, and binding can move up and down along guide pillar, and binding is by moving on the driving top rod driving that is positioned at its below, and binding one side is provided with the bayonet socket that is used for clamping crankcase flange port; Guide pillar top is provided with the bore template that is fastenedly connected with it, and the bore template surface is provided with the drill guide hole of perforation, and the bore template lower surface is to have the plane of positioning accuracy and be provided with and the suitable boss of crankcase upper end axis hole; Move the pushing tow binding on the driving push rod and make crankcase upper shaft borehole jack be connected on the said boss, the lower surface of axis hole external process face and bore template connects, and forms the fastening clamp of anchor clamps to crankcase.
Preferably, the binding upper surface has and the suitable depression of crankcase bottom shape, moves on being convenient in the fastening process of crankcase more stably.
Preferably, driving push rod is driven by the Pneumatic component that is fixed on the support base plate.
Preferably, the upper surface of base is provided with embedding rolling bearing wherein, and correspondingly, the lower surface of support base plate is provided with the rotating shaft with the adaptive protrusion of bearing, and rotating shaft is socketed on and constitutes rotatable connection the between support and the base in the bearing.
Preferably; The surface of base is provided with the location ball that is supported by the bottom back-moving spring; Ball protrudes from susceptor surface; The lower surface of support base plate is provided with and locatees the corresponding adaptive shrinkage pool of ball, and the quantity of shrinkage pool is consistent with the drilling hole amount of crankcase, and ball cooperates the rotation and the card fastening position of realizing between base and the support base plate with different shrinkage pools.
Preferably, the quantity of guide pillar is more than two or two.
Compared with prior art; The utility model comprises the fastening mechanism that clamps each free degree of object (being crankcase) with pneumatic means, constraint through setting; Realize that crankcase boring stationary fixture is with the precision that clamps object, be fastenedly connected fast; Anchor clamps are provided with and the base rotational coupling mechanism simultaneously, realize the quick switching to the different bore positions that clamp object.
Description of drawings
Fig. 1 is the stereogram of the boring stationary fixture of crankcase of prior art;
Fig. 2 is the stereogram after the boring stationary fixture of the crankcase of prior art clamps object;
Fig. 3 is the stereogram of the boring stationary fixture of the utility model crankcase;
Fig. 4 is the stereogram after the boring stationary fixture of the utility model crankcase clamps object;
Fig. 5 is the stereogram of the boring stationary fixture base of the utility model crankcase;
Fig. 6 is the face upwarding stereogram after the boring stationary fixture support of the utility model crankcase is removed bore template, binding.
In conjunction with the accompanying drawing following Reference numeral of mark above that:
The 1-base, the 11-bearing, the 12-ball, 13-is otch fixedly, 2-support, 21-support base plate; The 22-guide pillar, 23-binding, 231-bayonet socket, 24-bore template, 241-boss, 242-drill guide hole; The 25-rotating shaft, 3-Pneumatic component, 31-push rod, 4-crankcase, 41-flange port.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the utility model is described in detail, but the protection domain that is to be understood that the utility model does not receive the restriction of the specific embodiment.
The boring stationary fixture of the crankcase of the utility model is like Fig. 3, shown in 4, comprises base 1 and support 2, and support 2 is installed on the base, and wherein base 1 is a platy structure, with the joint face of support be plane with certain plane precision.Support 2 comprises support base plate 21, be fastenedly connected with support base plate 21 two vertical guide pillar 22, Pneumatic component 3, binding 23 and bore templates 24.Pneumatic component 3 is installed on the support base plate 21, and Pneumatic component 3 has the push rod 31 (as shown in Figure 6) of the vertical lift of gas-powered, and it is that track moves both vertically with guide pillar 22 that push rod 31 drives the binding 21 that is fastenedly connected with it.The upper surface of binding 23 has and the suitable concave shape in bottom surface that clamps object (being crankcase 4).Guide pillar 22 upper ends are fixedly connected with bore template 24; Bore template is provided with the drill guide hole 242 of perforation; Drill guide hole 242 is corresponding with the position, hole of boring object crankcase 4; The lower surface of bore template 24 is to have the plane of positioning accuracy and be provided with and the boss 241 (as shown in Figure 3) that clamps the mutually accurate socket of axis hole that object has, and clamping the axis hole mask that object crankcase 4 had has the machining accuracy as reference connection, the outside machined surface for having reference connection of this axis hole.Boss 241 has limited and has clamped object crankcase 4 upset in vertical direction and translation in the horizontal direction, makes its free degree that only has vertical translation and horizontally rotates the free degree.Also be provided with on the binding 23 and embed the bayonet socket 231 that clamps object transverse flange mouth; Bayonet socket 231 is used to eliminate the free degree that horizontally rotates that clamps object; Bore template 24 and binding 23 are in vertical direction to clamping the clamping of object; The axis hole external process face of the upper end of crankcase and the lower surface of bore template connect, and can eliminate to clamp the free degree that object moves in vertical direction, promptly realize support 2 with the precision that clamps object crankcase 4, be fastenedly connected; Binding 23 upper surfaces have and the suitable depression of crankcase bottom shape, move on being convenient in the fastening process of crankcase more stably; The protruding external corner place of boss 241 is provided with installs the guiding angle (not shown).
Further like Fig. 5, shown in 6, support 2 is realized being rotatably connected through rotating mechanism and base 1.Particularly; The upper surface of base 1 is provided with the rolling bearing 11 of embedding, and correspondingly, the lower surface of support base plate 21 is provided with the rotating shaft 25 with the suitable protrusion of base rolling bearing 11; Rotating shaft 25 is socketed in the base bearing 11, constitutes the rotating mechanism between support and the base.The surface of base 1 is provided with the location ball 12 that is supported by the bottom back-moving spring; Ball 12 protrudes from base 1 upper surface; The lower surface of support base plate 21 is provided with and base ball 12 corresponding adaptive shrinkage pools (as shown in Figure 6); The shrinkage pool quantity of present embodiment is four, and consistent with the concrete quantity of processing boring, the shrinkage pool of base ball 12 and support base plate 21 is realized the rotational restraint between base and the support base plate.When horizontally rotating support base plate 21, some is converted into downforce the tangential force that ball receives, and this moment, the spring pressurized can form the pressing down of ball, and realized the rotation of support 2 relative bases 1.The both sides of base 1 are provided with the fixedly otch 13 on the workbench operating surface that is used to be fixed in drilling machine.
When the stationary fixture of the utility model uses, crankcase 4 bottoms are embedded in the depression of binding 23, simultaneously flange port is set in the bayonet socket 231; Start Pneumatic component 3 and make and move on the push rod 31 pushing tow bindings 23, just be set on the boss 241 until the axis hole of crankcase upper surface, form anchor clamps and crankcase 4 precision, be fastenedly connected; To process drill bit and vertically insert in one of them drill guide hole 242, the processing back is taken out drill bit and is horizontally rotated support base plate 21, makes the original shrinkage pool of ball 12 disengaging support base plates put in place until rotation and makes ball slip in the next shrinkage pool; Process next hole to be processed through previous bit again, by that analogy until completion of processing.
The utility model comprises through setting and fasteningly clamps the mechanism of all frees degree of object with pneumatic means, constraint, realizes that crankcase boring stationary fixture is with the precision that clamps object, be fastenedly connected fast; Anchor clamps are provided with and the base rotational coupling mechanism simultaneously, realize the quick switching to the different bore position operations that clamp object.
More than a disclosed specific embodiment that is merely the utility model, still, the utility model is not limited thereto, any those skilled in the art can think variation all should fall into the protection domain of the utility model.
Claims (6)
1. the stationary fixture that crankcase is boring is characterized in that, comprising:
Base, it is fixed on the operating surface, and base upper surface is a flat surface;
Support, it is installed on the upper surface of said base; Support comprises and rotatable base plate that is connected of said base and the both sides guide pillar that is connected with said base plate vertical fixing; The guide pillar middle part is provided with the binding that wears wherein, and binding can move up and down along guide pillar, and binding is by moving on the driving top rod driving that is positioned at its below, and binding one side is provided with the bayonet socket that is used for clamping crankcase flange port; Guide pillar top is provided with the bore template that is fastenedly connected with it, and the bore template surface is provided with the drill guide hole of perforation, and the bore template lower surface is to have the plane of positioning accuracy and be provided with and the suitable boss of crankcase upper end axis hole;
Move the pushing tow binding on the said driving push rod and make said crankcase upper shaft borehole jack be connected on the said boss, the lower surface of said axis hole external process face and bore template connects, and forms the fastening clamp of said anchor clamps to crankcase.
2. the boring stationary fixture of crankcase according to claim 1 is characterized in that, said binding upper surface has and the suitable depression of crankcase bottom shape.
3. the boring stationary fixture of crankcase according to claim 1 and 2 is characterized in that, said driving push rod is driven by the Pneumatic component that is fixed on the support base plate.
4. the boring stationary fixture of crankcase according to claim 1 and 2; It is characterized in that; The upper surface of said base is provided with embedding rolling bearing wherein; Correspondingly, the lower surface of support base plate is provided with the rotating shaft with the adaptive protrusion of said bearing, and rotating shaft is socketed on and constitutes rotatable connection the between support and the base in the said bearing.
5. the boring stationary fixture of crankcase according to claim 4; It is characterized in that; The surface of said base is provided with the location ball that is supported by the bottom back-moving spring, and ball protrudes from susceptor surface, and the lower surface of support base plate is provided with and the corresponding adaptive shrinkage pool of said location ball; The quantity of shrinkage pool is consistent with the drilling hole amount of crankcase, and ball cooperates the rotation and the card fastening position of realizing between base and the support base plate with different said shrinkage pools.
6. the boring stationary fixture of crankcase according to claim 1 and 2 is characterized in that the quantity of said guide pillar is more than two or two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202313483U CN202151711U (en) | 2011-06-29 | 2011-06-29 | Fixing clamp for drilling crankcases |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202313483U CN202151711U (en) | 2011-06-29 | 2011-06-29 | Fixing clamp for drilling crankcases |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202151711U true CN202151711U (en) | 2012-02-29 |
Family
ID=45692220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202313483U Expired - Fee Related CN202151711U (en) | 2011-06-29 | 2011-06-29 | Fixing clamp for drilling crankcases |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202151711U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102990435A (en) * | 2012-11-26 | 2013-03-27 | 无锡市航鹄科技有限公司 | Locating clamp for drilling |
| CN103406773A (en) * | 2012-11-23 | 2013-11-27 | 嘉兴市宏丰机械有限公司 | High-efficiency crank case stator face machining clamp |
| CN103990990A (en) * | 2014-04-24 | 2014-08-20 | 芜湖瑞和机电有限公司 | Hydraulic clamp for turning compressor crankcase |
| WO2015078323A1 (en) * | 2013-11-26 | 2015-06-04 | 四川蓝讯宝迩电子科技有限公司 | Hole-processing auxiliary apparatus for high-pressure pump head |
| CN104708464A (en) * | 2015-03-17 | 2015-06-17 | 青阳县鑫安特汽车零配件有限公司 | Pneumatic clamping device for drilling of automobile shaft sleeve |
| CN104827072A (en) * | 2015-04-10 | 2015-08-12 | 宁波以赛亚汽车空压机有限公司 | Equipment for drilling multiple holes simultaneously |
| CN106425574A (en) * | 2016-11-10 | 2017-02-22 | 重庆代发铸造有限公司 | Special jig for drilling bell housing |
-
2011
- 2011-06-29 CN CN2011202313483U patent/CN202151711U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103406773A (en) * | 2012-11-23 | 2013-11-27 | 嘉兴市宏丰机械有限公司 | High-efficiency crank case stator face machining clamp |
| CN102990435A (en) * | 2012-11-26 | 2013-03-27 | 无锡市航鹄科技有限公司 | Locating clamp for drilling |
| WO2015078323A1 (en) * | 2013-11-26 | 2015-06-04 | 四川蓝讯宝迩电子科技有限公司 | Hole-processing auxiliary apparatus for high-pressure pump head |
| CN103990990A (en) * | 2014-04-24 | 2014-08-20 | 芜湖瑞和机电有限公司 | Hydraulic clamp for turning compressor crankcase |
| CN103990990B (en) * | 2014-04-24 | 2016-03-30 | 芜湖瑞和机电有限公司 | A kind of hydraulically operated fixture for compressor crankcase turnery processing |
| CN104708464A (en) * | 2015-03-17 | 2015-06-17 | 青阳县鑫安特汽车零配件有限公司 | Pneumatic clamping device for drilling of automobile shaft sleeve |
| CN104708464B (en) * | 2015-03-17 | 2018-06-19 | 青阳县鑫安特汽车零配件有限公司 | A kind of automobile drilling shaft sleeve air clamper |
| CN104827072A (en) * | 2015-04-10 | 2015-08-12 | 宁波以赛亚汽车空压机有限公司 | Equipment for drilling multiple holes simultaneously |
| CN104827072B (en) * | 2015-04-10 | 2018-03-02 | 宁波以赛亚汽车空压机有限公司 | A kind of porous rig |
| CN106425574A (en) * | 2016-11-10 | 2017-02-22 | 重庆代发铸造有限公司 | Special jig for drilling bell housing |
| CN106425574B (en) * | 2016-11-10 | 2018-05-18 | 重庆代发铸造有限公司 | Bell housing dedicated fixture for drilling |
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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: 20120229 Termination date: 20160629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |