CN112658724A - Compaction structure and compaction method of numerical control machining part - Google Patents
Compaction structure and compaction method of numerical control machining part Download PDFInfo
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- CN112658724A CN112658724A CN202011477176.8A CN202011477176A CN112658724A CN 112658724 A CN112658724 A CN 112658724A CN 202011477176 A CN202011477176 A CN 202011477176A CN 112658724 A CN112658724 A CN 112658724A
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Abstract
The utility model provides a hold-down structure and compress tightly method of numerical control processing part, hold-down structure contains the inclined plane groove and a plurality of compact heap of setting in the part both sides, the front end of this compact heap is equipped with upwards convex clamp head forward, the lower surface of clamp head is the slope that compresses tightly that matches with the inclined plane groove, the front end of compact heap still is equipped with the locating piece, it is higher than the upper surface of locating piece to compress tightly the slope, the preceding terminal surface protrusion of clamp head is the preceding terminal surface of locating piece, the bottom surface of compact heap is the plane, be equipped with on the compact heap body and compress tightly the hole. On arranging above-mentioned part in numerical control machine tool's platform, use a plurality of compact heap in part both sides, with compact heap front end clamping head compress tightly the inclined plane withhold on the inclined plane groove of the both sides of part, with the laminating of compact heap front end locating piece on the lateral wall of part both sides inclined plane groove, with the bolt through the compact heap crimping on numerical control machine tool's platform can.
Description
Technical Field
The application relates to a part clamping technology of numerical control machining, in particular to a pressing structure and a pressing method of a numerical control machining part.
Background
In the numerical control machining process, a part pressing device is very important, and the whole process flow of part machining is directly influenced. The traditional pressing mode comprises material frame pressing and process boss pressing. The material frame is adopted to compress in the machining process, the stress of the part cannot be released, and the deformation control of the part is not facilitated. For parts with longer structures, process bosses are often required to be arranged on two sides of the parts to clamp and compress the parts, the process bosses are the most common processing method, but the size of the process bosses directly influences the size of rough materials of the parts, the cost is increased, and meanwhile, the height of the process bosses interferes with cutters in the milling process to influence the operation track of product processing; and the relative position of the process boss and the part is fixed, the deformation of the position of the pressing point needs to be considered when the boss is dismounted, and the allowance is reserved on the side surface, and finally the step difference at the joint of the process boss and the part needs to be manually removed by a fitter, so that the artificial workload is increased, and the product quality risk is correspondingly increased. For parts with longer structural dimensions, the pressing points on the bosses are needed to control the deformation and the positioning of the parts in the machining process, but the widths of the bosses on the two sides increase the cost of raw materials, and the parts are milled along with the final machining completion of the parts, so that the parts can not be reused and the cost is increased.
Disclosure of Invention
The application aims to provide a compressing structure and a compressing method of a numerical control machining part. This step-up structure can reduce the woollen width by the at utmost, makes it be similar to the net width of part, and this structure is separated the point that compresses tightly of part in the course of working and the part body and is become a standard, detachable device, can press the point position according to the local adjustment of part deformation condition, and it is more nimble to make the point position that compresses tightly in the course of working.
The utility model provides a hold-down structure of numerical control processing part, a serial communication port, contain the inclined plane groove and a plurality of compact heap of setting in the part both sides, the front end of this compact heap is equipped with the convex clamp head forward that makes progress, the lower surface of clamp head is the inclined plane that compresses tightly that matches with the inclined plane groove, the front end of compact heap still is equipped with the locating piece, it is higher than the upper surface of locating piece to compress tightly the inclined plane, the preceding terminal surface of the protruding locating piece of preceding terminal surface of clamp head, the bottom surface of compact heap is the plane, be equipped with on the compact heap body and compress tightly the.
The height of the inclined plane groove is lower than that of the part.
The inboard plane that leans out that is the inboard of the outside cell wall in part both sides inclined plane groove, the inboard inclined plane of the outside cell wall in compact heap and part inclined plane groove is parallel.
And the distance between the front end face of the pressing head of the pressing block and the front end face of the positioning block is smaller than the distance between the outer side faces of the inclined plane grooves on the two sides of the part and the outer side faces of the part.
The application also provides a compressing method of the numerical control machining part, which is characterized in that: 1) the pressing structure of the part is processed by using the numerical control; 2) two sides of the part are provided with epitaxial inclined plane grooves; 3) on arranging above-mentioned part in numerical control machine tool's platform, use a plurality of compact heap in part both sides, with compact heap front end clamping head compress tightly the inclined plane withhold on the inclined plane groove of the both sides of part, with the laminating of compact heap front end locating piece on the lateral wall of part both sides inclined plane groove, with the bolt through the compact heap crimping on numerical control machine tool's platform can.
The beneficial effect of this application lies in: the application provides a compact structure can furthest reduce the width of part coarse fodder, makes it be close to part width net size, breaks through the coarse fodder bottleneck and practices thrift the cost, and the inclined plane groove has replaced traditional technology boss, saves the corresponding content of technology boss processing, has simplified process flow, improves machining efficiency. The compact heap can be used repeatedly in groups, adjusts the position of compressing tightly the point at any time according to the part deformation condition in the course of working, improves the flexibility in the processing. The stepped structure of the end positioning tail part of the pressing block for pressing avoids the collision condition of the cutter in the machining process, and greatly improves the safety and continuity of numerical control machining. Meanwhile, the device is simple to realize, low in cost, easy to popularize and high in use value. The traditional process boss is compressed and converted into a compression standard of the inclined plane groove and the compression block.
The present application is described in further detail below with reference to the following example figures:
drawings
FIG. 1 is a schematic view of a pressing structure of a numerically controlled machined part.
Fig. 2 is a schematic top view of the pressing block.
Fig. 3 is a schematic sectional structure diagram of the compact block.
FIG. 4 is a schematic view of a method of compressing a numerically controlled machined part.
The numbering in the figures illustrates: 1 numerical control machine tool platform, 2 parts, 3 inclined plane grooves, 4 pressing blocks, 5 pressing heads, 6 pressing holes, 7 bolts, 8 pressing inclined planes and 9 positioning blocks.
Detailed Description
Referring to the accompanying drawings, the compressing structure of the numerical control machining part comprises inclined plane grooves 3 and a plurality of compressing blocks 4, wherein the inclined plane grooves 3 are formed in two sides of the part 2, the height of each inclined plane groove 3 is lower than that of the part 2, the inner side of the outer side groove wall of each inclined plane groove 3 is an outward and upward inclined plane, a compressing head 5 protruding upwards is arranged at the front end of each compressing block 4, the lower surface of each compressing head 5 is a compressing inclined plane 8 matched with the inclined plane groove 3, and the compressing inclined plane of each compressing block is parallel to the inner inclined plane of the outer side groove wall of each inclined plane groove of the part. The front end of the pressing block 4 is further provided with a positioning block 9, the pressing inclined plane 8 is higher than the upper surface of the positioning block 9, the front end face of the pressing head 5 protrudes out of the front end face of the positioning block 9, the bottom face of the pressing block 4 is a plane, a pressing hole 6 is formed in the body of the pressing block 4, in the implementation, the positioning block 9 at the front end of the pressing block 4 is located on two sides of the front end of the pressing block, and the pressing hole 6 in the pressing block is a long circular hole.
The distance between the front end face of the pressing head 5 of the pressing block and the front end face of the positioning block 9 is smaller than the distance between the outer side faces of the inclined plane grooves on the two sides of the part and the outer side faces of the part. Ensure the clearance between the side surface of the part and the front end of the pressing block and prevent over-positioning. When the compaction structure of the numerical control machining part is used for compacting the part, the two sides of the rough material of the part are firstly machined with epitaxial inclined plane grooves, and the width of the inclined plane grooves is only 6-10 mm; arrange above-mentioned part 2 in numerical control machine tool platform 1 on, use a plurality of compact heap 4 in part 2 both sides, buckle on the inclined plane groove 3 of part 2's both sides with the inclined plane 8 that compresses tightly of compact heap 4 front end clamp head 5, laminate on the lateral wall of part 2 both sides inclined plane groove 3 with the preceding terminal surface of compact heap 4 front end locating piece 9, with bolt 7 through pressing tightly hole 6 with compact heap 4 crimping on numerical control machine tool platform 1 can. When the part is pressed, a plurality of pressing points can be selected according to the structure of the part, and the pressing block and the part are fixed on each pressing point in an angle slope matching mode, so that the Y direction and the Z direction of the part are limited. The part sets up logical long inclined plane groove 3 to both sides along X, and the compact heap can upwards adjust wantonly at X, when the compact heap position needs to be fixed, utilizes the bolt to compress tightly the compact heap. The pressing holes in the pressing blocks are long round holes, and the positions of pressing points along the Y direction can be adjusted according to the width of the part.
The inclined plane groove of part both sides is logical groove in this application, and this logical groove structure can be according to part deformation condition control needs adjustment in the ascending position that compresses tightly of part X orientation when the part is processed. After the position of the pressing point in the X direction is determined, the pressing inclined plane of the pressing block is buckled with the inclined plane groove of the pressing point, the front end face of the positioning block of the pressing block is attached to the outer side wall of the inclined plane groove near the pressing point, and the pressing block is fixed through a bolt.
Claims (6)
1. The utility model provides a hold-down structure of numerical control processing part, a serial communication port, contain the inclined plane groove and a plurality of compact heap of setting in the part both sides, the front end of this compact heap is equipped with the convex clamp head forward that makes progress, the lower surface of clamp head is the inclined plane that compresses tightly that matches with the inclined plane groove, the front end of compact heap still is equipped with the locating piece, it is higher than the upper surface of locating piece to compress tightly the inclined plane, the preceding terminal surface of the protruding locating piece of preceding terminal surface of clamp head, the bottom surface of compact heap is the plane, be equipped with on the compact heap body and compress tightly the.
2. The packing structure of a nc machining part according to claim 1, wherein a height of the slope groove is lower than a height of the part.
3. The pressing structure of a numerically controlled machined part according to claim 1 or 2, wherein the inner side of the outer groove wall of the inclined groove on both sides of the part is a plane inclined outward, and the pressing inclined surface of the pressing block is parallel to the inner inclined surface of the outer groove wall of the inclined groove of the part.
4. The pressing structure of a numerically controlled machined part according to claim 1 or 2, wherein a distance between a front end face of the pressing head of the pressing block and a front end face of the positioning block is smaller than a distance between outer side faces of the inclined plane grooves on both sides of the part and outer side faces of the part.
5. The hold-down structure for numerically controlled machined parts according to claim 4, wherein the positioning blocks at the front end of the hold-down block are located on both sides of the front end of the hold-down block, and the hold-down holes in the hold-down block are oblong holes.
6. A method for compacting a numerically controlled machined part is characterized by comprising the following steps: 1) using a compression structure of a digitally controlled machined part as claimed in claim 1 or 2 or 3 or 4 or 5; 2) two sides of the part are provided with epitaxial inclined plane grooves; 3) on arranging above-mentioned part in numerical control machine tool's platform, use a plurality of compact heap in part both sides, with compact heap front end clamping head compress tightly the inclined plane withhold on the inclined plane groove of the both sides of part, with the laminating of compact heap front end locating piece on the lateral wall of part both sides inclined plane groove, with the bolt through the compact heap crimping on numerical control machine tool's platform can.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011477176.8A CN112658724A (en) | 2020-12-15 | 2020-12-15 | Compaction structure and compaction method of numerical control machining part |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011477176.8A CN112658724A (en) | 2020-12-15 | 2020-12-15 | Compaction structure and compaction method of numerical control machining part |
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| CN112658724A true CN112658724A (en) | 2021-04-16 |
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| CN202011477176.8A Pending CN112658724A (en) | 2020-12-15 | 2020-12-15 | Compaction structure and compaction method of numerical control machining part |
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| CN109676412A (en) * | 2019-01-16 | 2019-04-26 | 沈阳飞机工业（集团）有限公司 | The lateral hold-down mechanism of screw thread self-locking |
| CN209272946U (en) * | 2018-12-07 | 2019-08-20 | 西安飞机工业（集团）有限责任公司 | A kind of inclined-plane pressing device |
| CN209717103U (en) * | 2019-04-10 | 2019-12-03 | 东莞智信五金制品有限公司 | A kind of numerically-controlled machine tool workpiece pressing device |
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2020
- 2020-12-15 CN CN202011477176.8A patent/CN112658724A/en active Pending
Patent Citations (13)
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|---|---|---|---|---|
| CN101347906A (en) * | 2008-08-28 | 2009-01-21 | 西安飞机工业（集团）有限责任公司 | Method and device for compressing numerical control machining parts |
| CN202015959U (en) * | 2011-04-02 | 2011-10-26 | 奉化市动力机械配件有限公司 | Machine processing clamp |
| CN204053530U (en) * | 2014-08-08 | 2014-12-31 | 安徽昱工耐磨材料科技有限公司 | Outer inclined-plane roller skin ring binder device |
| CN105619103A (en) * | 2014-10-29 | 2016-06-01 | 上海沃迪自动化装备股份有限公司 | Lateral compression device used for compressing side face of workpiece |
| CN104476245A (en) * | 2014-11-10 | 2015-04-01 | 沈阳黎明航空发动机(集团)有限责任公司 | Assembling method and device for thin-wall box |
| CN206643631U (en) * | 2017-04-01 | 2017-11-17 | 马鞍山南实科技有限公司 | A kind of milling clamper for having bevelled workpiece |
| CN206998323U (en) * | 2017-06-28 | 2018-02-13 | 山东铭润电站装备有限公司 | A kind of frock clamp for Milling Machining batten inclined-plane |
| US20190054584A1 (en) * | 2017-08-16 | 2019-02-21 | Michael W Stark | Vise Clamp |
| CN208322739U (en) * | 2018-03-07 | 2019-01-04 | 昆山西诺巴精密模具有限公司 | Progressive workpiece pressing jig |
| CN209272946U (en) * | 2018-12-07 | 2019-08-20 | 西安飞机工业（集团）有限责任公司 | A kind of inclined-plane pressing device |
| CN109605082A (en) * | 2019-01-09 | 2019-04-12 | 成都飞机工业（集团）有限责任公司 | A kind of part by numerical control processing boss |
| CN109676412A (en) * | 2019-01-16 | 2019-04-26 | 沈阳飞机工业（集团）有限公司 | The lateral hold-down mechanism of screw thread self-locking |
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Application publication date: 20210416 |
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