CN102350647B - Fixture and end milling and center hole machine with same - Google Patents
Fixture and end milling and center hole machine with same Download PDFInfo
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- CN102350647B CN102350647B CN 201110241603 CN201110241603A CN102350647B CN 102350647 B CN102350647 B CN 102350647B CN 201110241603 CN201110241603 CN 201110241603 CN 201110241603 A CN201110241603 A CN 201110241603A CN 102350647 B CN102350647 B CN 102350647B
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- grip slipper
- anchor clamps
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Abstract
The invention discloses a fixture used for an end milling and center hole machine. The fixture disclosed by the invention comprises a bottom plate arranged on a transverse sliding table, a base arranged on the bottom plate, and two fixture bodies respectively arranged at both sides of the base, wherein each fixture body comprises a telescopic device arranged at one end of the base, a transmission shaft arranged in the base, a gear arranged in the base, left and right clamping seats in sliding arrangement on the base, and clamping bodies respectively arranged on the left and right clamping seats; one end of the transmission shaft is connected with an extension bar of the telescopic device, and the other end is provided with a gear teeth in the axial direction of the transmission shaft; the gear is meshed with the gear teeth on the transmission shaft; and connecting blocks connected with the left clamping seat are arranged on the transmission shaft, and gear racks meshed with the gear are arranged on the right clamping seat. The fixture disclosed by the invention has the advantages of compact structure, good rigidity, short clamping arm, strong clamping force and small part end face runout. The invention also discloses an end milling and center hole machine with the fixture.
Description
Technical field
The present invention relates to automobile engine parts technical field, particularly a kind of anchor clamps and have the end face milling drill centers lathe of these anchor clamps.
Background technology
End face milling drill centers lathe is for using hydraulically operated fixture, and a clamping can be finished the special purpose machine tool that the axial workpiece two ends process simultaneously.At present, the hydraulically operated fixture of end face milling drill centers lathe is made up of bent plate and two automatic hydraulic chucks being installed on the bent plate, chuck is used for the clamping part to be processed, part to be processed is to feel relieved with the two ends axle journal, adopt part to specify end face to make axial location, bent plate and chuck are installed on the x axle slide plate of end face milling drill centers lathe, do the feed motion of x direction of principal axis.Gripping sleeve on the chuck jaws is special purpose parts, and the gripping sleeve aperture determines according to the journal size of part to be processed.
Because the bent plate of this hydraulically operated fixture is longer to the gripping sleeve cantilever of clamping part, about 300 millimeters, poor rigidity, stressed bad, the not tight part of folder, cause the part end face of processing to beat greatly, in 0.2 millimeter, surface roughness is relatively poor, and is little when big during central hole size, can't guarantee, be in end-of-life state.
Therefore, how to reduce the end face run-out of part to be processed, improve surface roughness, become the technical problem that those skilled in the art need to be resolved hurrily.
Summary of the invention
In view of this, the invention provides a kind of anchor clamps and have the end face milling drill centers lathe of these anchor clamps, to reduce the end face run-out of part to be processed, improve surface roughness.
For achieving the above object, the invention provides following technical scheme:
A kind of end face milling drill centers lathe anchor clamps, comprise the base plate on the horizontal slide unit that is arranged at end face milling drill centers lathe and be arranged at base on the described base plate, also comprise two chuck body that are arranged at described base both sides respectively, described chuck body comprises:
Be arranged at the retractor device of described base one end;
Be arranged in the described base, and the power transmission shaft that is slidingly matched with this base, an end of this power transmission shaft links to each other with the extension bar of described retractor device, and the other end axially offers the gear teeth along it;
Rotating being arranged in the described base, and be positioned at the gear of described power transmission shaft upside, this gear is meshed with the gear teeth on the described power transmission shaft;
Slidably be arranged at left grip slipper and right grip slipper on the described base, described power transmission shaft is provided with the contiguous block that links to each other with described left grip slipper, and described right grip slipper is provided with the tooth bar that is meshed with described gear;
Be arranged at the cramping body on described left grip slipper and the right grip slipper respectively.
Preferably, with in the anchor clamps, described cramping body is articulated in respectively on described left grip slipper and the right grip slipper by turning cylinder at above-mentioned end face milling drill centers lathe.
Preferably, with in the anchor clamps, be respectively equipped with the lock screw that with described turning cylinder offset on described left grip slipper and the right grip slipper at above-mentioned end face milling drill centers lathe.
Preferably, with in the anchor clamps, described cramping body is provided with several grip blocks at above-mentioned end face milling drill centers lathe, and the front end face of described grip block is the clamping face that contacts with workpiece to be processed.
Preferably, with in the anchor clamps, described contiguous block is sheathed on the described power transmission shaft at above-mentioned end face milling drill centers lathe, and by being arranged at the assembly cap axial location on the described power transmission shaft.
Preferably, with in the anchor clamps, be respectively equipped with the locating piece of workpiece to be processed axial location at above-mentioned end face milling drill centers lathe on described left grip slipper and the right grip slipper.
Preferably, with in the anchor clamps, it is characterized in that retractor device is oil cylinder at above-mentioned end face milling drill centers lathe, the piston rod of described oil cylinder links to each other with described power transmission shaft.
Preferably, with in the anchor clamps, described oil cylinder specifically comprises at above-mentioned end face milling drill centers lathe:
Cylinder body, this cylinder body is provided with pipe joint;
Be arranged at the cylinder cover of described cylinder body one end;
Be arranged at the oil cylinder connecting plate of the described cylinder body other end;
Be arranged at the piston in the described cylinder body, piston rod one end of this piston is stretched out by described oil cylinder connecting plate.
Preferably, with in the anchor clamps, described tooth bar is fixed on the described base by sunk screw at above-mentioned end face milling drill centers lathe.
A kind of end face milling drill centers lathe comprises the anchor clamps on horizontal slide unit and setting and the described horizontal slide unit, and described anchor clamps are as above each described anchor clamps.
From above-mentioned technical scheme as can be seen, end face milling drill centers lathe anchor clamps provided by the invention, be arranged at the base plate on the horizontal slide unit of end face milling drill centers lathe and be arranged at base on the described base plate, also comprise two chuck body that are arranged at described base both sides respectively, described chuck body comprises: the retractor device that is arranged at described base one end; Be arranged in the described base, and the power transmission shaft that is slidingly matched with this base, an end of this power transmission shaft links to each other with the extension bar of described retractor device, and the other end axially offers the gear teeth along it; Rotating being arranged in the described base, and be positioned at the gear of described power transmission shaft upside, this gear is meshed with the gear teeth on the described power transmission shaft; Slidably be arranged at left grip slipper and right grip slipper on the described base, described power transmission shaft is provided with the contiguous block that links to each other with described left grip slipper, and described right grip slipper is provided with the tooth bar that is meshed with described gear; Be arranged at the cramping body on described left grip slipper and the right grip slipper respectively.
Based on above-mentioned setting, end face milling drill centers lathe anchor clamps provided by the invention, the extension bar by retractor device stretch out and drive power transmission shaft and move forward, and the contiguous block on the power transmission shaft drives left grip slipper and follows to equidirectional and move.In the process that power transmission shaft moves forward, the gear teeth of one end and gear engagement, and driven wheel rotates, gear is in rotating process, it is oppositely mobile to drive the tooth bar level, because tooth bar and power transmission shaft lay respectively at the both sides of gear, so the moving direction of tooth bar and power transmission shaft is opposite.Tooth bar namely moves to the rightabout that power transmission shaft moves, and drives right grip slipper and move, and namely right grip slipper and left grip slipper are mobile in opposite directions, changes it on the realization of the spacing between the cramping body to the clamping of workpiece.Extension bar withdrawal by retractor device can realize unclamping workpiece.Two chuck body are carried out clamping to the two ends axle journal of workpiece respectively.
The present invention has only redesigned anchor clamps in the hydraulic system of lathe, electrical system, under the situation that laterally slide unit etc. is constant.Compact conformation of the present invention, good rigidly, clamping limb are lacked, clamping force is big, vibration is little, and mobilizable grip block can clamp constantly with the casting surface irregular conditions of part to be processed in addition.Part end face after the processing is beated little, in 0.1 millimeter, surface roughness about Ra3.2, the central hole size high conformity, qualified fully, guaranteed product quality.After adopting the present invention, output has promoted about 2 times of production capacities at 800～1000.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The end face milling drill centers lathe that Fig. 1 provides for the embodiment of the invention structural representation of anchor clamps;
The end face milling drill centers lathe that Fig. 2 provides for the embodiment of the invention partial side TV structure schematic diagram of anchor clamps;
Fig. 3 is that Fig. 2 is along the cutaway view of A-A line.
The specific embodiment
The invention discloses a kind of anchor clamps and have the end face milling drill centers lathe of these anchor clamps, to reduce the end face run-out of part to be processed, improve surface roughness.
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
See also Fig. 1-Fig. 3, the end face milling drill centers lathe that Fig. 1 provides for the embodiment of the invention structural representation of anchor clamps; The end face milling drill centers lathe that Fig. 2 provides for the embodiment of the invention partial side TV structure schematic diagram of anchor clamps; Fig. 3 is that Fig. 2 is along the cutaway view of A-A line.
End face milling drill centers lathe anchor clamps provided by the invention, comprise the base plate 8 on the horizontal slide unit that is arranged at end face milling drill centers lathe and be arranged at base 26 on the base plate 8, wherein, also comprise two chuck body that are arranged at base 26 both sides respectively, two chuck body are respectively applied to the two ends of workpiece are clamped.
Chuck body comprises retractor device, power transmission shaft 27, gear 28, left grip slipper, right grip slipper and cramping body 2.Wherein, retractor device is arranged at an end of base 26, by its extension bar stretch out and clamping that withdrawal can realize anchor clamps with unclamp.Power transmission shaft 27 is arranged in the base 26, and is slidingly matched with base 26, and an end of power transmission shaft 27 links to each other with the extension bar of retractor device, and the other end axially offers the gear teeth along it.
Left side grip slipper and right grip slipper slidably are arranged on the base 26, and power transmission shaft 27 is provided with the contiguous block 17 that links to each other with left grip slipper, and right grip slipper is provided with the tooth bar 30 that is meshed with gear 28.Tooth bar 30 can drive right grip slipper and move, and power transmission shaft 27 can drive left grip slipper and move.Because the present invention need distinguish the two ends of clamping work pieces, therefore it has two chuck body, have two left grip slippers and right grip slipper on two chuck body respectively, as shown in Figure 1, left front grip slipper 3, the right front grip slipper 9 corresponding with left front grip slipper 3, left back grip slipper 4 and the right back grip slipper 10 corresponding with left back grip slipper 4.For convenience of description, this case only is described with one of them chuck body.
Cramping body 2 is arranged at respectively on left grip slipper and the right grip slipper, namely be provided with on each grip slipper cramping body 2 on the grip slipper of 2, two positioned opposite of cramping body be used for realizing by relatively moving to the clamping of workpiece with unclamp.
End face milling drill centers lathe anchor clamps provided by the invention, the extension bar by retractor device stretch out and drive power transmission shaft 27 and move forward, and the contiguous block on the power transmission shaft 27 drives left grip slipper and follows to equidirectional and move.In the process that power transmission shaft 27 moves forward, the gear teeth of one end and gear 28 engagements, and driven wheel 28 rotates, gear 28 is in rotating process, it is oppositely mobile to drive tooth bar 30 levels, because tooth bar 30 and power transmission shaft 27 lay respectively at the both sides of gear 28, so the moving direction of tooth bar 30 and power transmission shaft 27 is opposite.Tooth bar 30 namely moves to the rightabout that power transmission shaft 27 moves, and drives right grip slipper and move, and namely right grip slipper and left grip slipper are mobile in opposite directions, changes it on the realization of the spacing between the cramping body 2 to the clamping of workpiece.Extension bar withdrawal by retractor device can realize unclamping workpiece.Two chuck body are carried out clamping to the two ends axle journal of workpiece respectively.
The present invention has only redesigned anchor clamps in the hydraulic system of lathe, electrical system, under the situation that laterally slide unit etc. is constant.Compact conformation of the present invention, good rigidly, clamping limb are lacked, clamping force is big, vibration is little, and mobilizable grip block can clamp constantly with the casting surface irregular conditions of part to be processed in addition.Part end face after the processing is beated little, in 0.1 millimeter, surface roughness about Ra3.2, the central hole size high conformity, qualified fully, guaranteed product quality.After adopting the present invention, output has promoted about 2 times of production capacities at 800～1000.
Cramping body 2 can be articulated in respectively on left grip slipper and the right grip slipper by turning cylinder 1.Because cramping body 2 can be articulated on the grip slipper respectively by turning cylinder 1, so it can rotate along this turning cylinder 1.Cramping body 2 on the left and right grip slipper can rotate within the specific limits, to adapt to the clamping of workpiece.Be respectively equipped with the lock screw 14 that offsets with turning cylinder 1 on left side grip slipper and the right grip slipper, cramping body 2 can be locked on the certain angle by this lock screw 14.
Cramping body 2 is provided with several grip blocks 13, and the front end face of grip block 13 is the clamping face that contacts with workpiece to be processed.In the present embodiment, each cramping body 2 is provided with between the clamping face of 13, two grip blocks 13 of two grip blocks has certain angle, to improve the contact area with workpiece.
Oil cylinder can specifically comprise cylinder body 21, cylinder cover 18, oil cylinder connecting plate 24 and piston 19.Wherein, cylinder body 21 is provided with pipe joint 22, and pipe joint 22 is two, is used for feeding in the phase cylinder body 21 hydraulic oil and comes moving forward and backward of driven plunger.Cylinder cover 18 is arranged at an end of cylinder body 21, and oil cylinder connecting plate 24 is arranged at the other end of cylinder body 21, and piston 19 is arranged in the cylinder body 21, and piston rod one end of this piston 19 is stretched out by oil cylinder connecting plate 24, and oil cylinder connecting plate 24 links to each other with base 26.
End face milling drill centers lathe provided by the invention, comprise horizontal slide unit and arrange with horizontal slide unit on anchor clamps, wherein, anchor clamps are as above disclosed anchor clamps of embodiment.Therefore end face milling drill centers lathe provided by the invention possesses all technique effects of above-mentioned anchor clamps equally owing to adopt the disclosed anchor clamps of above-described embodiment, and this case repeats no more.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments herein.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the wideest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. end face milling drill centers lathe anchor clamps, comprise the base plate (8) on the horizontal slide unit that is arranged at end face milling drill centers lathe and be arranged at base (26) on the described base plate (8), it is characterized in that, also comprise two chuck body that are arranged at described base (26) both sides respectively, described chuck body comprises:
Be arranged at the retractor device of described base (26) one ends;
Be arranged in the described base (26), and the power transmission shaft (27) that is slidingly matched with this base (26), an end of this power transmission shaft (27) links to each other with the extension bar of described retractor device, and the other end axially offers the gear teeth along it;
Rotating being arranged in the described base (26), and be positioned at the gear (28) of described power transmission shaft (27) upside, this gear (28) is meshed with the gear teeth on the described power transmission shaft (27);
Slidably be arranged at left grip slipper and right grip slipper on the described base (26), described power transmission shaft (27) is provided with the contiguous block (17) that links to each other with described left grip slipper, and described right grip slipper is provided with the tooth bar (30) that is meshed with described gear (28);
Be arranged at the cramping body (2) on described left grip slipper and the right grip slipper respectively.
2. end face milling drill centers lathe anchor clamps as claimed in claim 1 is characterized in that described cramping body (2) is articulated in respectively on described left grip slipper and the right grip slipper by turning cylinder (1).
3. end face milling drill centers lathe anchor clamps as claimed in claim 2 is characterized in that, are respectively equipped with the lock screw (14) that offsets with described turning cylinder (1) on described left grip slipper and the right grip slipper.
4. end face milling drill centers lathe anchor clamps as claimed in claim 2 is characterized in that described cramping body (2) is provided with several grip blocks (13), and the front end face of described grip block (13) is the clamping face that contacts with workpiece to be processed.
5. end face milling drill centers lathe anchor clamps as claimed in claim 1 is characterized in that described contiguous block (17) is sheathed on the described power transmission shaft (27), and by being arranged at assembly cap (25) axial location on the described power transmission shaft (27).
6. end face milling drill centers lathe anchor clamps as claimed in claim 1 is characterized in that, are respectively equipped with the locating piece (15) of workpiece to be processed axial location on described left grip slipper and the right grip slipper.
7. as each described end face milling drill centers lathe anchor clamps of claim 1-6, it is characterized in that retractor device is oil cylinder, the piston rod of described oil cylinder links to each other with described power transmission shaft (27).
8. end face milling drill centers lathe anchor clamps as claimed in claim 7 is characterized in that described oil cylinder specifically comprises:
Cylinder body (21), this cylinder body (21) is provided with pipe joint (22);
Be arranged at the cylinder cover (18) of described cylinder body (21) one ends;
Be arranged at the oil cylinder connecting plate (24) of described cylinder body (21) other end;
Be arranged at the piston (19) in the described cylinder body (21), piston rod one end of this piston (19) is stretched out by described oil cylinder connecting plate (24).
9. as each described end face milling drill centers lathe anchor clamps of claim 1-6, it is characterized in that described tooth bar (30) is fixed on the described base (26) by sunk screw (31).
10. an end face milling drill centers lathe comprises the anchor clamps on horizontal slide unit and setting and the described horizontal slide unit, it is characterized in that, described anchor clamps are as each described anchor clamps of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110241603 CN102350647B (en) | 2011-08-22 | 2011-08-22 | Fixture and end milling and center hole machine with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110241603 CN102350647B (en) | 2011-08-22 | 2011-08-22 | Fixture and end milling and center hole machine with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102350647A CN102350647A (en) | 2012-02-15 |
| CN102350647B true CN102350647B (en) | 2013-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110241603 Active CN102350647B (en) | 2011-08-22 | 2011-08-22 | Fixture and end milling and center hole machine with same |
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| CN (1) | CN102350647B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112975505B (en) * | 2021-03-02 | 2023-02-17 | 沈阳机床股份有限公司 | Shifting fork shaft clamping mechanism of hydraulic numerical control machine tool and clamping method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4362261A (en) * | 1980-09-17 | 1982-12-07 | Litton Industrial Products, Inc. | Clamp assembly for a friction welding machine |
| EP1555084A1 (en) * | 2004-01-13 | 2005-07-20 | Mubea Systems, Société Anonyme | Machine tool with longitudinally slidable clamps with own driving means |
| CN201076938Y (en) * | 2007-05-24 | 2008-06-25 | 梁新文 | Special machine tool for milling end-face and drilling centre bore |
| CN101829902A (en) * | 2009-06-18 | 2010-09-15 | 中汽成都配件有限公司 | Axial self-centering end face milling and center hole drilling numerical control machine tool |
| CN202123383U (en) * | 2011-08-22 | 2012-01-25 | 重庆银钢汽车配件制造有限责任公司 | End surface milling and center hole drilling machine tool and fixture thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2008018536A1 (en) * | 2006-08-10 | 2010-01-07 | パスカルエンジニアリング株式会社 | Clamping device |
-
2011
- 2011-08-22 CN CN 201110241603 patent/CN102350647B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4362261A (en) * | 1980-09-17 | 1982-12-07 | Litton Industrial Products, Inc. | Clamp assembly for a friction welding machine |
| EP1555084A1 (en) * | 2004-01-13 | 2005-07-20 | Mubea Systems, Société Anonyme | Machine tool with longitudinally slidable clamps with own driving means |
| CN201076938Y (en) * | 2007-05-24 | 2008-06-25 | 梁新文 | Special machine tool for milling end-face and drilling centre bore |
| CN101829902A (en) * | 2009-06-18 | 2010-09-15 | 中汽成都配件有限公司 | Axial self-centering end face milling and center hole drilling numerical control machine tool |
| CN202123383U (en) * | 2011-08-22 | 2012-01-25 | 重庆银钢汽车配件制造有限责任公司 | End surface milling and center hole drilling machine tool and fixture thereof |
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| Publication number | Publication date |
|---|---|
| CN102350647A (en) | 2012-02-15 |
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Address after: 400033, Shapingba District, Chongqing Town, Nanxi village lemon lemon Fort Club Applicant after: Chongqing Yingang Yitong Camshafts Technology Co.,Ltd. Address before: 400033, Shapingba District, Chongqing Town, Nanxi village lemon lemon Fort Club Applicant before: Chongqing Yingang Automotive Parts Manufacture Co.,Ltd. |
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Owner name: SICHUAN YIN GANG YITONG CAMSHAFT SHARES CO., LTD. Free format text: FORMER OWNER: CHONGQING YITONG CAM TECHNOLOGY CO., LTD. Effective date: 20120820 |
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Effective date of registration: 20120820 Address after: District Street sub Industrial Park 638400 wusheng County Guangyuan province industry of Sichuan Applicant after: Sichuan Silver Steel Yitong Camshaft Co., Ltd. Address before: 400033, Shapingba District, Chongqing Town, Nanxi village lemon lemon Fort Club Applicant before: Chongqing Yingang Yitong Camshafts Technology Co.,Ltd. |
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Address after: District Street sub Industrial Park 638400 wusheng County Guang'an province industry of Sichuan Applicant after: Sichuan Silver Steel Yitong Camshaft Co., Ltd. Address before: District Street sub Industrial Park 638400 wusheng County Guangyuan province industry of Sichuan Applicant before: Sichuan Silver Steel Yitong Camshaft Co., Ltd. |
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Owner name: SICHUAN SILVER STEEL YITONG CAMSHAFT CO., LTD. Free format text: FORMER NAME: SICHUAN YIN GANG YITONG CAMSHAFT SHARES CO., LTD. |
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Address after: District Street sub Industrial Park 638400 wusheng County Guang'an province industry of Sichuan Patentee after: Sichuan Silver Steel Yitong Camshaft Co., Ltd. Address before: District Street sub Industrial Park 638400 wusheng County Guang'an province industry of Sichuan Patentee before: Sichuan Silver Steel Yitong Camshaft Co., Ltd. |