CN211332250U - Adjustable rocker arm deep hole drilling clamp - Google Patents
Adjustable rocker arm deep hole drilling clamp Download PDFInfo
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- CN211332250U CN211332250U CN201922150519.9U CN201922150519U CN211332250U CN 211332250 U CN211332250 U CN 211332250U CN 201922150519 U CN201922150519 U CN 201922150519U CN 211332250 U CN211332250 U CN 211332250U
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- rocker arm
- positioning seat
- deep hole
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Abstract
The utility model discloses an adjustable rocker arm deep hole drilling fixture, which comprises a base, a fixed seat arranged on the base and a supporting component arranged on the base; the fixed seat is provided with a positioning mandrel for fixing the rocker arm to be machined, and the supporting assembly comprises a first supporting assembly and a second supporting assembly for supporting the rocker arm to be machined. The utility model discloses utilize the alignment hole to walk the coordinate, bore the oblique oilhole of the big spatial position of draw ratio with the rifle of cooling in the area, one set of anchor clamps can bore a plurality of oblique oilholes, and location and machining precision are high, and the clamping is simple, and cutting efficiency is high, easy operation.
Description
Technical Field
The utility model relates to the field of machining, specifically relate to a rocking arm deep hole drill anchor clamps with adjustable.
Background
The utility model relates to a medium-high speed, high-power diesel engine rocking arm belongs to the key spare of diesel engine, is one of valve climbing mechanism's main motion spare, bears complicated alternating load, need have sufficient intensity and impact toughness, has the minor diameter oilhole that a space draw ratio is more than or equal to 25 on every support arm. The machining size, shape and position accuracy of the large-diameter deep hole and the small-diameter deep hole are poor, the oil pressure of a valve jacking mechanism and the lubrication of the whole oil duct can be influenced, the oil hole is seriously deviated in position, abnormal abrasion of an inner cam shaft of a cylinder is easily caused, and the reliability of a valve transmission mechanism and even a diesel engine is directly influenced.
The rocker arm is generally provided with a plurality of spatial oblique oil holes with the length-diameter ratio of more than or equal to 25, the blank is large in appearance and difficult to position, the X/Y/Z spatial positions of the holes are different, the machining conditions are severe due to small hole diameter and deep hole cutting, no matter the rocker arm drill is placed on a numerical control machine tool or a radial drilling machine Z35 for machining, a hole is generally sleeved with a positioning clamp, the positioning and clamping time on the numerical control machine tool is long, an internal cooling device with enough power is required, a gun drill can be utilized, and the machining efficiency is low; the fixture on the radial drilling machine Z35 needs to be guided by a drill bushing, is complex in positioning, is not provided with an inner cooling device, cannot utilize an efficient gun drill, cannot be manually fed or withdrawn, and has low cutting efficiency because the surface roughness Ra3.2 of an oil hole is difficult to achieve.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages which will be described later.
The utility model provides a rocking arm deep hole drill anchor clamps with adjustable utilize deep-hole drilling machine and efficient gun drill to mandrel, quick change reference column location, through the rotation positioning seat, with control rocking arm oilhole and lathe main shaft syntropy, the processing of the deep oilhole of a plurality of rocking arms is realized to one set of anchor clamps to location bolt adjustment positioning seat direction.
To achieve these objects and other advantages in accordance with the purpose of the invention, as embodied and broadly described herein, there is provided an adjustable rocker arm deep hole drilling jig, including a base, a fixing base disposed on the base, a support assembly disposed on the base;
the fixed seat is provided with a positioning mandrel for fixing the rocker arm to be machined, and the supporting assembly comprises a first supporting assembly and a second supporting assembly for supporting the rocker arm to be machined.
Preferably, the base comprises a first positioning seat and a second positioning seat, the first positioning seat is fixed on the machine tool workbench through a positioning key, the second positioning seat is fixed at the center of the first positioning seat through a first screw, and the second positioning seat can rotate around the first screw on the first positioning seat. The second positioning seat is smaller than the first positioning seat. The first positioning seat and the second positioning seat are respectively provided with a plurality of positioning holes, and the positioning holes of the first positioning seat are arranged on a path of the positioning holes of the second positioning seat rotating around the first screws. The second positioning seat is limited to rotate by a positioning pin in the positioning hole. The fixed seat is fixed on the second positioning seat and rotates around the first screw together with the second positioning seat.
Preferably, the positioning mandrel fixes the rocker arm to be machined through a second screw.
Preferably, the first supporting component comprises two first positioning columns, a supporting plate and two third screws, and the two third screws respectively penetrate through the supporting plate and the two first positioning columns in sequence to fix the two first positioning columns at one end of the first positioning seat.
Preferably, the second supporting assembly includes two sets of supporting members, each supporting member includes a second positioning column and a fourth screw, and the fourth screw passes through the second positioning column to fix the second positioning column to the other end of the first positioning seat.
Preferably, the support member is further provided with a floating rod, and the floating rod is provided with a plug for plugging the oil hole.
The utility model has the advantages that: this kind of bore deep hole anchor clamps with adjustable, combine deep-hole drilling machine's characteristics, the quick location that can realize the part is tight, the quick change of setting element and supporting piece, the quick location locking oilhole direction of location bolt, the quick shutoff of processed oilhole, recycle the efficient gun drill of cooling in the area, deep hole machining efficiency promotes more than 50% on the radial drill Z35, part positioning accuracy is high, the position accuracy and the surface quality in hole are good, anchor clamps simple structure, the modern design, the installation is simple, easy operation, have more extensive application and better spreading value.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of one embodiment of the present invention.
Fig. 2 is a schematic structural diagram of one embodiment of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 and 2, an embodiment of the present invention provides a device, including a base, a fixing seat 3 disposed on the base, and a supporting assembly disposed on the base; the fixed seat 3 is provided with a positioning mandrel 6 for fixing a rocker arm 17 to be machined, the supporting assembly comprises a first supporting assembly 4 and a second supporting assembly 5 for supporting the rocker arm to be machined, and machining of a plurality of deep oil holes of the rocker arm 17 is achieved.
It can be understood that, in order to be able to optionally install the rocker arm 17 to be processed, it is necessary that the base can move, therefore, in the embodiment of the present invention, the base includes the first positioning seat 1 and the second positioning seat 2, the first positioning seat 1 is fixed on the machine tool workbench through the positioning key 19, the second positioning seat 2 is fixed in the center of the first positioning seat 1 through the first screw 7, and the second positioning seat 2 is rotatable around the first screw 7 on the first positioning seat 1.
It can be understood that for the convenience of supporting the rocker arm 17 to be processed, a supporting component needs to be arranged on the first positioning seat 1. in the embodiment of the present invention, the second positioning seat 2 is smaller than the first positioning seat 1.
It can be understood that when adding man-hour, need guarantee that rocking arm 17 is fixed immovably the utility model provides an embodiment, all be equipped with a plurality of locating holes 13 on first positioning seat 1 and the second positioning seat 2, the locating hole 13 of first positioning seat 1 is established on the rotatory route of locating hole 13 around first screw 7 of second positioning seat 2. The second positioning seat 2 is limited to rotate by a positioning pin 14 in the positioning hole 13.
It can be understood that during machining, several places of the rocker arm 17 need to be machined, and the rocker arm 17 needs to be rotated, in the embodiment provided by the present invention, the rocker arm 17 is fixed on the positioning mandrel 6, so that the fixing seat 3 is fixed on the second positioning seat 2 and rotates around the first screw 7 together with the second positioning seat 2.
Optionally, in order to ensure the stable fixing of the rocker arm 17, in the embodiment provided by the present invention, the positioning mandrel 6 fixes the rocker arm 17 to be processed by the second screw 8.
It can be understood that, since the rocker arm 17 is Y-shaped, a supporting point is required at one end thereof, in the embodiment provided by the present invention, the first supporting assembly 4 comprises two first positioning posts 11, a supporting plate, and two third screws 9, and the two third screws 9 respectively sequentially pass through the supporting plate and the two first positioning posts 11, so as to fix the two first positioning posts 11 at one end of the first positioning seat 1.
The other end needs two support points, in the embodiment provided by the utility model, second supporting component 5 includes two sets of support piece, support piece includes second reference column 12, fourth screw 10 passes second reference column 12, will second reference column 12 fixes the other end at first reference column 1.
It can be understood that need carry out the shutoff to the oilhole after the processing the utility model provides an in the embodiment, still be equipped with floating rod 15 on the support piece, be equipped with the jam 16 that is used for plugging up the oilhole on the floating rod 15.
In the embodiment of the present invention, there is also a preferred scheme:
the first positioning seat is connected with the second positioning seat, and a rotating shaft hole, an annular T-shaped groove, a fixing hole and an alignment hole are formed in the first positioning seat so as to ensure that the positioning seat rotates 360 degrees on the base, clamps, positions the positioning mandrel and aligns the rocker arm oil hole.
In the embodiment of the present invention, there is also a preferred scheme: the second positioning seat is used for positioning the positioning mandrel of the fixed seat level, positioning and quick-changing the positioning column and connecting and quick-changing the supporting piece.
The utility model discloses during the use, earlier constitute the base through first screw 7 with first positioning seat 1 and the 2 location of second positioning seat, the base passes through navigation key 19 location, press from both sides tightly on numerical control deep-hole drilling machine's workstation, fix supporting component and fixing base 3 on the base again, then adorn rocking arm 17 on the location mandrel 6 of fixing base 3, and use supporting component to support, rotatory second positioning seat 2, transfer the lathe main shaft direction with the place that rocking arm 17 need process and punch, fix through locating pin 14, again with the height compensation value H1 of the Z axle direction of alignment hole position size + calculation, can reach the position size of first oilhole, begin to process, after the completion, use and block up 16 to block up, then in proper order according to above-mentioned method with all the other needs punch, the shutoff.
While embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments. It can be applicable to various and be fit for the utility model discloses a field completely. Additional modifications will readily occur to those skilled in the art. The invention is therefore not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (10)
1. An adjustable rocker arm deep hole drilling clamp is characterized by comprising a base, a fixed seat arranged on the base and a supporting assembly arranged on the base;
the fixed seat is provided with a positioning mandrel for fixing the rocker arm to be machined, and the supporting assembly comprises a first supporting assembly and a second supporting assembly for supporting the rocker arm to be machined.
2. The adjustable rocker arm deep hole drill clamp as claimed in claim 1, wherein the base comprises a first positioning seat and a second positioning seat, the first positioning seat is fixed on a machine tool workbench through a positioning key, the second positioning seat is fixed at the center of the first positioning seat through a first screw, and the second positioning seat is rotatable on the first positioning seat around the first screw.
3. The adjustable rocker arm deep hole drill clamp of claim 2, wherein the second positioning seat is smaller than the first positioning seat.
4. The adjustable rocker arm deep hole drill clamp as claimed in claim 2, wherein a plurality of positioning holes are formed in each of the first positioning seat and the second positioning seat, and the positioning holes of the first positioning seat are formed in a path along which the positioning holes of the second positioning seat rotate around the first screw.
5. The adjustable rocker arm deep hole drill clamp of claim 4, wherein the second positioning seat is limited to rotate by a positioning pin in the positioning hole.
6. The adjustable rocker arm deep hole drill clamp of claim 2, wherein the fixed seat is fixed on the second positioning seat and rotates around the first screw together with the second positioning seat.
7. The adjustable rocker arm deep hole drill clamp as claimed in claim 1, wherein the positioning mandrel fixes the rocker arm to be machined through a second screw.
8. The adjustable rocker arm deep hole drill clamp as claimed in claim 1, wherein the first support assembly comprises two first positioning posts, a support plate, and two third screws, the two third screws respectively penetrate through the support plate and the two first positioning posts in sequence, and the two first positioning posts are fixed at one end of the first positioning seat.
9. The adjustable rocker arm deep hole drill clamp as claimed in claim 1, wherein the second support assembly comprises two sets of support members, each support member comprises a second positioning column and a fourth screw, and the fourth screw penetrates through the second positioning column to fix the second positioning column at the other end of the first positioning seat.
10. The adjustable rocker arm deep hole drill clamp as claimed in claim 9, wherein a floating rod is further arranged on the support member, and a plug for plugging the oil hole is arranged on the floating rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922150519.9U CN211332250U (en) | 2019-12-05 | 2019-12-05 | Adjustable rocker arm deep hole drilling clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922150519.9U CN211332250U (en) | 2019-12-05 | 2019-12-05 | Adjustable rocker arm deep hole drilling clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211332250U true CN211332250U (en) | 2020-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922150519.9U Active CN211332250U (en) | 2019-12-05 | 2019-12-05 | Adjustable rocker arm deep hole drilling clamp |
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| Country | Link |
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| CN (1) | CN211332250U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475962A (en) * | 2020-10-30 | 2021-03-12 | 江西昌河航空工业有限公司 | Processing frock of compound rocking arm biparting piece |
| CN115179071A (en) * | 2022-07-29 | 2022-10-14 | 重庆跃进机械厂有限公司 | Fork-shaped exhaust rocker arm fixing clamp and fork-shaped exhaust rocker arm machining method |
-
2019
- 2019-12-05 CN CN201922150519.9U patent/CN211332250U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475962A (en) * | 2020-10-30 | 2021-03-12 | 江西昌河航空工业有限公司 | Processing frock of compound rocking arm biparting piece |
| CN112475962B (en) * | 2020-10-30 | 2022-01-04 | 江西昌河航空工业有限公司 | Processing frock of compound rocking arm biparting piece |
| CN115179071A (en) * | 2022-07-29 | 2022-10-14 | 重庆跃进机械厂有限公司 | Fork-shaped exhaust rocker arm fixing clamp and fork-shaped exhaust rocker arm machining method |
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