CN102501105B - Clamp for oil pump processing and oil pump processing method - Google Patents

Clamp for oil pump processing and oil pump processing method Download PDF

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Publication number
CN102501105B
CN102501105B CN 201110340623 CN201110340623A CN102501105B CN 102501105 B CN102501105 B CN 102501105B CN 201110340623 CN201110340623 CN 201110340623 CN 201110340623 A CN201110340623 A CN 201110340623A CN 102501105 B CN102501105 B CN 102501105B
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China
Prior art keywords
oil pump
lubricating oil
workpiece
pump workpiece
boring
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CN 201110340623
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CN102501105A (en
Inventor
吴轶杰
贺嘉华
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Huayu Pilberg Pump Technology Co., Ltd.
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Shanghai Xingfu Motorcycle Co Ltd
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Abstract

The invention provides a clamp for oil pump processing and an oil pump processing method. In the method, a workpiece of an oil pump to be processed is clamped and positioned by a clamp plate and a guide plate, then the guide plate is removed, the front face of the workpiece of the oil pump is processed at first, the dividing shaft is rotated to drive the clamping plate to turn for 180 degrees, and then the back face of the workpiece of the oil pump is processed. The oil pump processing method has high production efficiency and high processing precision.

Description

The anchor clamps and the lubricating oil pump processing method that are used for lubricating oil pump processing
Technical field
The present invention relates to a kind of anchor clamps and lubricating oil pump processing method for lubricating oil pump processing.
Background technology
Lubricating oil pump is adding man-hour, need to process lubricating oil pump workpiece front, process gear axis hole 14, gear lumen pore 15 and screwed hole 16 (as shown in Figure 5), then lubricating oil pump workpiece reverse side is processed, processed two mounting bolt holes 28 and a bush hole 29 (such as Fig. 6 and shown in Figure 10).Common technique is to be divided into two lathes, two sub-folder tools, and first processing is positive, and rear processing reverse side affects productive temp, and finishes the cumulative errors that all process steps and two width of cloth anchor clamps clampings bring for twice without special purpose machine tool.And, in script technique, with many common cutter to be processed each hole, the quantity of its cutter relieving and number of changing knife increase, directly have influence on productive temp, in addition, to the demanding gear axis hole 14 of axiality and gear lumen pore 15, do not reach requirement on machining accuracy thereby add respectively easy generation displacement in man-hour at two cuttves.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of location convenient, can guarantee the anchor clamps that are used for lubricating oil pump processing of machining accuracy, and the present invention also provides the lubricating oil pump processing method of the flexibility that a kind of machining accuracy is high, production efficiency is high.
In order to solve the problems of the technologies described above, anchor clamps for lubricating oil pump processing provided by the invention, comprise jig plate, the two ends of described jig plate are separately fixed on two carriages, two bare terminal ends of circular index axle are fixed with respectively described two carriages, described circular index axle is arranged on the lathe table top, described jig plate is provided with the anchor clamps hole for coil insertion device oil pump workpiece, also be provided with two dowel holes for positioning fixture plate and lubricating oil pump workpiece on the described jig plate, described two dowel holes lay respectively at lubricating oil pump workpiece both sides, described anchor clamps also comprise a guide plate that is located at lubricating oil pump workpiece top, the place, two diagonal angles of described guide plate is provided with respectively a pair of alignment pin and a pair of location conehead, a pair of alignment pin inserts in described two dowel holes, with guide plate and jig plate location, in two datum holes of a pair of location conehead insertion machine oil pump workpiece, with guide plate and lubricating oil pump workpiece location, described anchor clamps comprise that also described pressing plate is positioned at the top of described jig plate be used to three pressing plates pushing down fixing described lubricating oil pump workpiece.
A kind of lubricating oil pump processing method provided by the invention adopts the vertical numerical control machining center, and it may further comprise the steps:
1) carries out the clamping of lubricating oil pump workpiece at the lathe of vertical numerical control machining center, be included in the circular index axle is set on the lathe table top, two bare terminal ends of described circular index axle are fixed with respectively two carriages, the two ends of one jig plate are separately fixed on described two carriages, described jig plate is provided with the anchor clamps hole, described lubricating oil pump workpiece embeds in the described anchor clamps hole, described jig plate is provided with two dowel holes, described two dowel holes lay respectively at lubricating oil pump workpiece both sides, above the lubricating oil pump workpiece, establish a guide plate, the place, two diagonal angles of described guide plate is provided with respectively a pair of alignment pin and a pair of location conehead, a pair of alignment pin inserts in described two dowel holes, with guide plate and jig plate location, in two datum holes of a pair of location conehead insertion machine oil pump workpiece, with guide plate and lubricating oil pump workpiece location, then push down the lubricating oil pump workpiece fixing by three pressing plates that are fixed on the described jig plate, facing up of lubricating oil pump workpiece removed described guide plate at this moment;
2) front of processing machine oil pump workpiece, it comprises:
A) mill end face;
B) bore respectively two all with the gear axis hole of chamfering with composite drill;
C) with compound rough boring cutter difference two coaxial gear lumen pores of heavy boring and gear axis hole;
D) with composite precision boring cutter difference described two the coaxial gear lumen pores of right boring and gear axis hole;
E) brill is attacked two screwed holes;
3) circular index axle Rotate 180 degree drives together Rotate 180 degree of two carriages, jig plate and lubricating oil pump workpiece, so that the reverse side of lubricating oil pump workpiece up;
4) reverse side of processing machine oil pump workpiece.
Preferably, described composite drill comprises for the first drill bit that bores the gear axis hole, for the second drill bit that bores the gear shaft Hole chamfering.
Preferably, described compound rough boring cutter comprises the first push rod, the second push rod that links to each other with the first push rod, and described the first push rod is provided with the first boring cutter for heavy boring gear lumen pore, and described the second push rod is provided with the second boring cutter for heavy boring gear axis hole.
Preferably, described composite precision boring cutter comprises the 3rd push rod, the 4th push rod that links to each other with the 3rd push rod, and described the 3rd push rod is provided with two the 3rd boring cutters that are used for right boring gear lumen pore, and described the 4th push rod is provided with the 4th boring cutter for right boring gear axis hole.
Preferably, the reverse side of processing machine oil pump workpiece may further comprise the steps:
A) milling bottom surface;
B) bore two mounting bolt holes, described two equal orifice chamfers of mounting bolt hole;
C) bore a bush hole, described bush hole orifice chamfer.
Lubricating oil pump processing method of the present invention adopts a sub-folder tool to carry out clamping location, and the position of location also is working position simultaneously, when the hole that working axiality is had relatively high expectations, adopts the compound tool time processing, and machining accuracy is high, production efficiency is high.
Description of drawings
Fig. 1 is the clamping structure schematic diagram of lubricating oil pump workpiece.
Front view when Fig. 2 is lubricating oil pump workpiece location.
Top view when Fig. 3 is lubricating oil pump workpiece location.
Left view when Fig. 4 is lubricating oil pump workpiece location.
Fig. 5 is the structural representation in lubricating oil pump front.
Fig. 6 be among Fig. 5 A-A to cutaway view.
Fig. 7 is the structural representation of composite drill.
Fig. 8 is the structural representation of compound rough boring cutter.
Fig. 9 is the structural representation of composite precision boring cutter.
Figure 10 is the structural representation of lubricating oil pump workpiece reverse side.
The specific embodiment
Below in conjunction with accompanying drawing the solution of the present invention is further specified.
As shown in Figures 1 to 4, anchor clamps for lubricating oil pump processing of the present invention, comprise jig plate 3, the two ends of jig plate 3 are separately fixed on two carriages 2, two bare terminal ends of circular index axle 1 are fixed with respectively two carriages 2, circular index axle 1 is arranged on the lathe table top 12, jig plate 3 is provided with the anchor clamps hole for coil insertion device oil pump workpiece 4, also be provided with two dowel holes 5 for positioning fixture plate 3 and lubricating oil pump workpiece 4 on the jig plate 3, two dowel holes 5 lay respectively at lubricating oil pump workpiece 4 both sides, anchor clamps also comprise a guide plate 6 that is located at lubricating oil pump workpiece 4 tops, the place, two diagonal angles of guide plate 6 is provided with respectively a pair of alignment pin 7 and a pair of location conehead 8, a pair of alignment pin 7 inserts in two dowel holes 5, with guide plate 6 and jig plate 3 location, in two datum holes 9 of a pair of location conehead 8 insertion machine oil pump workpiece 4, with guide plate 6 and lubricating oil pump workpiece 4 location, these anchor clamps comprise that also pressing plate 10 is positioned at the top of jig plate 3 be used to three pressing plates 10 pushing down fixing machine oil pump workpiece 4.
As shown in Figure 1, a kind of lubricating oil pump processing method of the present invention adopts the vertical numerical control machining center, and it may further comprise the steps:
1) carries out the clamping of lubricating oil pump workpiece 4 at the lathe of vertical numerical control machining center, be included in circular index axle 1 is set on the lathe table top 12, two bare terminal ends of circular index axle 1 are fixed with respectively two carriages 2, the two ends of one jig plate 3 are separately fixed on two carriages 2, jig plate 3 is provided with the anchor clamps hole, lubricating oil pump workpiece 4 embeds in the anchor clamps hole, as shown in Figures 2 and 3, jig plate 3 is provided with two dowel holes 5, two dowel holes 5 lay respectively at lubricating oil pump workpiece 4 both sides, above lubricating oil pump workpiece 4, establish a guide plate 6, the place, two diagonal angles of guide plate 6 is provided with respectively a pair of alignment pin 7 and a pair of location conehead 8, a pair of alignment pin 7 inserts in two dowel holes 5, with guide plate 6 and jig plate 3 location, in two datum holes 9 of a pair of location conehead 8 insertion machine oil pump workpiece, with guide plate 6 and lubricating oil pump workpiece 4 location, then by be fixed on the jig plate 3 three pressing plates 10 with lubricating oil pump workpiece 4 push down fixing (as shown in Figure 4, after pressing plate 10 is pushed down lubricating oil pump workpiece 4, adopt studs 11 that pressing plate 10 is fixed on the jig plate 3), facing up of lubricating oil pump workpiece 4 removed guide plate 6 at this moment;
2) front of processing machine oil pump workpiece 4, as shown in Figure 5 and Figure 6, it comprises:
A) mill end face 13 with face cutter;
B) bore respectively two all with the gear axis hole 14 of chamfering with composite drill;
C) with compound rough boring cutter difference two coaxial gear lumen pores 15 of heavy boring and gear axis hole 14;
D) with composite precision boring cutter difference two coaxial gear lumen pores 15 of right boring and gear axis hole 14;
E) attack two screwed holes 16 with drill bit and screw tap drill;
3) circular index axle 1 Rotate 180 degree drives together Rotate 180 degree of two carriages 2, jig plate 3 and lubricating oil pump workpiece 4, so that the reverse side of lubricating oil pump workpiece 4 up;
4) reverse side of processing machine oil pump workpiece 4, as shown in figure 10, it comprises:
A) with face cutter milling bottom surface 27;
B) bore 28, two mounting bolt holes of two mounting bolt holes, 28 equal orifice chamfers;
C) bore a bush hole 29, these bush hole 29 orifice chamfers.
As shown in Figure 7, composite drill is subland drill, comprises being used for boring the second drill bit 18 of gear shaft Hole chamfering for the first drill bit 17 that bores gear axis hole 14.
As shown in Figure 8, compound rough boring cutter comprises the first push rod 19, the second push rod 20 that links to each other with the first push rod 19, the first push rod 19 is provided with the first boring cutter 21, the second push rods 20 for heavy boring gear lumen pore 15 and is provided with the second boring cutter 22 for heavy boring gear axis hole 14.
As shown in Figure 9, the composite precision boring cutter comprises the 3rd push rod 23, the 4th push rod 24 that links to each other with the 3rd push rod 23, the 3rd push rod 23 is provided with two the 3rd boring cutter 25, the four push rods 24 that are used for right boring gear lumen pore 15 and is provided with the 4th boring cutter 26 for right boring gear axis hole 14.
The present invention adopts the lubricating oil pump workpiece 4 on 6 pairs of jig plates 3 of guide plate that the location is installed, after lubricating oil pump workpiece 4 fronts are processed, then adopt circular index axle 2 to carry out 180 degree upsets, so that the reverse side of lubricating oil pump workpiece 4 up, process, and cutter spindle height dimension, the radius size on digital controlled processing central machine tool, determined by the tool setting measuring instrument, the coordinate that so rises on cutter point x, y, z, four axles of a can be determined (positioning datum x, y to be installed, centre of gyration a, the machine tool chief axis depth z).
Among the present invention, gear axis hole 14 and gear lumen pore 15 for axiality is had relatively high expectations come heavy boring to compound rough boring cutter with one simultaneously, then with one the composite precision boring cutter are come right boring simultaneously, have both solved the slack-off problem of rhythm of production, have guaranteed again the axiality requirement.
Beneficial effect of the present invention is as follows:
1. adopt sub-folder tool clamped one time location, the cumulative errors of avoiding two width of cloth anchor clamps to bring;
2. the position of clamping location also is working position simultaneously, with the guide plate location, then adopts pressing plate to compress before the clamping, further guarantees machining accuracy;
3. the circular index axle is controlled by numerical control machining center, has guaranteed the machining accuracy of obverse and reverse;
4. with the much knives tool and become a composite cutter, save the time of tool changing, improved productive temp;
5. to the demanding hole of axiality, adopt compound tool to carry out time processing, guarantee precision.
More than just the present invention has been carried out exemplary explanation, specific implementation of the present invention is not limited to this.The insubstantial modifications that any employing design of the present invention and technical scheme are carried out is all within protection scope of the present invention.

Claims (6)

1. one kind is used for the anchor clamps that lubricating oil pump is processed, it is characterized in that: comprise jig plate (3), the two ends of described jig plate (3) are separately fixed on two carriages (2), two bare terminal ends of circular index axle (1) are fixed with respectively described two carriages (2), described circular index axle (1) is arranged on the lathe table top (12), described jig plate (3) is provided with the anchor clamps hole for coil insertion device oil pump workpiece (4), also be provided with two dowel holes (5) for positioning fixture plate (3) and lubricating oil pump workpiece (4) on the described jig plate (3), described two dowel holes (5) lay respectively at lubricating oil pump workpiece (4) both sides, described anchor clamps also comprise a guide plate (6) that is located at lubricating oil pump workpiece (4) top, the place, two diagonal angles of described guide plate (6) is provided with respectively a pair of alignment pin (7) and a pair of location conehead (8), a pair of alignment pin (7) inserts in described two dowel holes (5), with guide plate (6) and jig plate (3) location, in two datum holes (9) of a pair of location conehead (8) insertion machine oil pump workpiece (4), with guide plate (6) and lubricating oil pump workpiece (4) location, described anchor clamps comprise that also described pressing plate (10) is positioned at the top of described jig plate (3) be used to three pressing plates (10) of pushing down fixing described lubricating oil pump workpiece (4).
2. a lubricating oil pump processing method adopts the vertical numerical control machining center, it is characterized in that may further comprise the steps:
1) carries out the clamping of lubricating oil pump workpiece (4) at the lathe of vertical numerical control machining center, be included in circular index axle (1) is set on the lathe table top (12), two bare terminal ends of described circular index axle (1) are fixed with respectively two carriages (2), the two ends of one jig plate (3) are separately fixed on described two carriages (2), described jig plate (3) is provided with the anchor clamps hole, described lubricating oil pump workpiece (4) embeds in the described anchor clamps hole, described jig plate (3) is provided with two dowel holes (5), described two dowel holes (5) lay respectively at lubricating oil pump workpiece (4) both sides, establish a guide plate (6) in lubricating oil pump workpiece (4) top, the place, two diagonal angles of described guide plate (6) is provided with respectively a pair of alignment pin (7) and a pair of location conehead (8), a pair of alignment pin (7) inserts in described two dowel holes (5), with guide plate (6) and jig plate (3) location, in two datum holes (9) of a pair of location conehead (8) insertion machine oil pump workpiece (4), with guide plate (6) and lubricating oil pump workpiece (4) location, then push down lubricating oil pump workpiece (4) fixing by three pressing plates (10) that are fixed on the described jig plate (3), facing up of lubricating oil pump workpiece this moment (4) removed described guide plate (6);
2) front of processing machine oil pump workpiece (4), it comprises:
A) mill end face (13);
B) bore respectively two all with the gear axis hole (14) of chamfering with composite drill;
C) with compound rough boring cutter difference two coaxial gear lumen pores (15) of heavy boring and gear axis hole (14);
D) with composite precision boring cutter difference described two the coaxial gear lumen pores (15) of right boring and gear axis hole (14);
E) brill is attacked two screwed holes (16);
3) circular index axle (1) Rotate 180 degree drives together Rotate 180 degree of two carriages (2), jig plate (3) and lubricating oil pump workpiece (4), so that the reverse side of lubricating oil pump workpiece (4) up;
4) reverse side of processing machine oil pump workpiece (4).
3. lubricating oil pump processing method according to claim 2 is characterized in that: described composite drill comprises for the first drill bit (17) that bores gear axis hole (14), is used for boring second drill bit (18) of gear shaft Hole chamfering.
4. lubricating oil pump processing method according to claim 2, it is characterized in that: described compound rough boring cutter comprises the first push rod (19), the second push rod (20) that links to each other with the first push rod (19), described the first push rod (19) is provided with the first boring cutter (21) for heavy boring gear lumen pore (15), and described the second push rod (20) is provided with the second boring cutter (22) for heavy boring gear axis hole (14).
5. lubricating oil pump processing method according to claim 2, it is characterized in that: described composite precision boring cutter comprises the 3rd push rod (23), the 4th push rod (24) that links to each other with the 3rd push rod (23), described the 3rd push rod (23) is provided with two the 3rd boring cutters (25) that are used for right boring gear lumen pore (15), and described the 4th push rod (24) is provided with the 4th boring cutter (26) for right boring gear axis hole (14).
6. lubricating oil pump processing method according to claim 2, it is characterized in that: the reverse side of processing machine oil pump workpiece (4) may further comprise the steps:
A) milling bottom surface (27);
B) bore two mounting bolt holes (28), described two mounting bolt holes (28) are orifice chamfer all;
C) bore a bush hole (29), described bush hole (29) orifice chamfer.
CN 201110340623 2011-11-01 2011-11-01 Clamp for oil pump processing and oil pump processing method Active CN102501105B (en)

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CN103480915A (en) * 2013-09-22 2014-01-01 遵义宏港机械有限公司 Method for processing power supply cover fillet
CN103624579A (en) * 2013-11-08 2014-03-12 吴中区木渎蒯斌模具加工厂 Application method of vertical-horizontal switching clamp of horizontal milling machine
CN103878548B (en) * 2014-03-14 2016-04-13 上海幸福摩托车有限公司 The pump housing processing method of variable oil pump
CN104999220B (en) * 2014-04-21 2017-06-20 上海幸福摩托车有限公司 Variable oil pump pump cover processing method
CN104475884B (en) * 2014-10-27 2017-01-25 西安航空动力股份有限公司 Tapping tool for grouped threaded holes
CN105058276B (en) * 2015-08-28 2017-03-22 合肥常青机械股份有限公司 Clamp for oil pump transmission shaft support
CN105171350A (en) * 2015-09-18 2015-12-23 宁波市鄞州唯达汽车配件厂(普通合伙) Machining method for oil pump body
CN107717539A (en) * 2017-10-24 2018-02-23 嘉善东顺塑料五金制品厂(普通合伙) A kind of crosshead of casting beveler
CN107813156B (en) * 2017-11-13 2020-10-13 河南森源电气股份有限公司 Workpiece clamping machining process
CN110509009A (en) * 2019-08-28 2019-11-29 山东大汉建设机械股份有限公司 A kind of turntable processing technology

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201109036Y (en) * 2007-07-27 2008-09-03 比亚迪股份有限公司 Ingate sleeve processing appliance
CN101579823A (en) * 2009-06-19 2009-11-18 天津赛瑞机器设备有限公司 Processing method of special-shaped workpiece
CN101890644A (en) * 2009-12-04 2010-11-24 张家港玉成精机有限公司 Special clamp for zero-angle opening of lower connecting plate of horizontal milling miller
CN202317753U (en) * 2011-11-01 2012-07-11 上海幸福摩托车有限公司 Clamp for machining engine oil pump

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201109036Y (en) * 2007-07-27 2008-09-03 比亚迪股份有限公司 Ingate sleeve processing appliance
CN101579823A (en) * 2009-06-19 2009-11-18 天津赛瑞机器设备有限公司 Processing method of special-shaped workpiece
CN101890644A (en) * 2009-12-04 2010-11-24 张家港玉成精机有限公司 Special clamp for zero-angle opening of lower connecting plate of horizontal milling miller
CN202317753U (en) * 2011-11-01 2012-07-11 上海幸福摩托车有限公司 Clamp for machining engine oil pump

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Effective date of registration: 20190327

Address after: Building No. 18, 998 Tongji Road, Baoshan District, Shanghai, 20199

Patentee after: Huayu Pilberg Pump Technology Co., Ltd.

Address before: No. 309 Youyi Road, Baoshan District, Shanghai, 201900

Patentee before: Shanghai Xingfu Motorcycle Co., Ltd.

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