CN108994647A - A kind of positioning tool for electric motor end cap processing - Google Patents
A kind of positioning tool for electric motor end cap processing Download PDFInfo
- Publication number
- CN108994647A CN108994647A CN201810985887.2A CN201810985887A CN108994647A CN 108994647 A CN108994647 A CN 108994647A CN 201810985887 A CN201810985887 A CN 201810985887A CN 108994647 A CN108994647 A CN 108994647A
- Authority
- CN
- China
- Prior art keywords
- waste material
- end cap
- placing groove
- electric motor
- tooling platform
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a kind of positioning tools for electric motor end cap processing, including tooling platform, workpiece placing groove and two fixing clips, weld several supporting legs in the bottom of the tooling platform, the tooling platform is made of stage body and top cover, water tank is arranged in top one end of the top cover, the side of the water tank connects water pipe, and the other end of the water pipe installs spray head.By the way that stage body and top cover is arranged in the inside of tooling platform, component inside tooling platform is put into stage body, top cover, save component the space occupied, keep table top clean and tidy, and the workpiece inside tooling platform is placed and waste material leak hole is arranged at groove center, waste material leak hole passes through the bottom of stage body, storage box is additionally provided with below waste material leak hole, it when end cap is processed, needs to drill at center, the waste material of drilling can be leak into storage box along waste material leak hole to be collected, blocking workpiece placing groove is prevented, and facilitates the collection of waste material.The present invention has the characteristics that easy cleaning waste material.
Description
Technical field
The present invention relates to a kind of positioning tool, specially a kind of positioning tool for electric motor end cap processing belongs to end cap
Processing technique field.
Background technique
Electric motor end cap is exactly the lid of motor case.Generally divide front cover and rear cover, for fixing and supporting machine shaft,
The material of electric motor end cap is typically all metal, including aluminium, aluminium casting, cold punching steel, plastics, bakelite etc..Usually according to difference
Motor type select different materials.If electric motor of automobile is all cold punching steel mostly, large-size machine be all using die-casting process,
The drilling processing for needing to carry out bearing hole after electric motor end cap molding, facilitates motor shaft to pass through bearing hole.
Electric motor end cap is needed when processing using the fixed electric motor end cap of positioning tool, and existing positioning tool is using
When there are still certain defect, the various components of traditional positioning tool generally on table top, be positioned such that tooling occupy sky
Between it is larger, and table top is not clean and tidy enough, and waste material clast is easy to produce when punching, and paving is sprinkled upon the table top equipped with several components
On, it is difficult to it clears up, and processing is needed using cold water cooling milling cutter sometimes, cold water is also inconvenient to collect secondary use.
Summary of the invention
The object of the invention is that being installed on table top to solve above-mentioned positioning tooling fixture, cause table top not whole
It is clean, occupied space is larger, and the cold water of the punching sprinkling that leads to the problem of clast is inconvenient to collect and clears up and provide a kind of use
In the positioning tool of electric motor end cap processing, have table top clean and tidy, save space, cold water, clast, which facilitate, collects the advantages of clearing up.
The present invention is achieved through the following technical solutions above-mentioned purpose, a kind of positioning tool for electric motor end cap processing,
Including tooling platform, workpiece placing groove and two fixing clips, several supporting legs, the tooling are welded in the bottom of the tooling platform
Platform is made of stage body and top cover, and water tank is arranged in top one end of the top cover, and the side of the water tank connects water pipe, the water pipe
The other end spray head is installed, the bottom end setting of workpiece placing groove described in the center weld of the stage body, the workpiece placing groove is useless
Expect that leak hole, the waste material leak hole pass through the bottom of the stage body, storage box is installed in the lower section of the waste material leak hole, and the workpiece is put
Two fixing clips are installed in the inside for setting slot, and one end of the fixing clip is respectively provided with connecting rod, the connecting rod and work
Lever is connected, the two sides of the workpiece placing groove weld two upright bars, the top welded limiting bar of the upright bar is described
The both ends of motion bar are socketed in the outer wall of the gag lever post by axle sleeve, and the side wall of the motion bar welds hydraulic stem, described
One end of hydraulic stem is installed by hydraulic pump.
Preferably, water pump is set inside the water tank, and the water pipe is connect with water tank in pipeline by water pump.
Preferably, the both ends side wall of the workpiece placing groove is respectively provided with mounting groove, the specification phase of mounting groove and connecting rod
Match, the connecting rod passes through mounting groove and is connected with fixing clip.
Preferably, the workpiece placing groove is in cylindrical structure, and two fixing clips are in semi-annular structure.
Preferably, circular hole is arranged in the center of the top cover, and the diameter of circular hole is equal with the internal diameter of workpiece placing groove.
Preferably, it is movably connected between the axle sleeve and gag lever post, and two gag lever posts are parallel to each other.
Compared with prior art, the beneficial effects of the present invention are:
1, by the way that stage body and top cover is arranged in the inside of tooling platform, the component inside tooling platform is put into stage body, is covered
Upper top cover saves component the space occupied, keeps table top clean and tidy, and the workpiece inside tooling platform places setting at groove center and gives up
Expect that leak hole, waste material leak hole pass through the bottom of stage body, storage box be additionally provided with below waste material leak hole, when end cap is processed
It waits, needs to drill at center, the waste material of drilling can be leak into storage box along waste material leak hole to be collected, and blocking workpiece is prevented
Placing groove, but also can be convenient the cleaning of waste material.
2, the present invention is easy to use, compact-sized, by being equipped with water tank and spray head in one end of tooling platform top cover, in motor
Spray head sprays cold water and facilitates processing when end cap is processed, and cold water, which flows into workpiece placing groove waste material can be poured to waste material, to be leaked
Hole, storage box can not only collect waste material, can also collect water and carry out secondary use, save water resource, and two hydraulic pumps
Fixing clip clamping motor end cap close to each other is controlled, by the movement of motion bar and gag lever post when fixing clip is mobile, is come
So that fixing clip movement is more steady, end cap fixation is stronger.
Detailed description of the invention
Fig. 1 is overall structure of the present invention.
Fig. 2 is tooling platform schematic diagram of internal structure of the invention.
Fig. 3 is stage body schematic diagram of internal structure of the invention.
In figure: 1, tooling platform, 2, workpiece placing groove, 3, waste material leak hole, 4, fixing clip, 5, hydraulic pump, 6, water tank, 7, water
Pipe, 8, spray head, 9, stage body, 10, top cover, 11, storage box, 12, supporting leg, 13, mounting groove, 14, upright bar, 15, gag lever post, 16,
Motion bar, 17, axle sleeve, 18, connecting rod, 19, hydraulic stem.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
It please refers to shown in Fig. 1-3, a kind of positioning tool for electric motor end cap processing, including tooling platform 1,2 and of workpiece placing groove
Several supporting legs 12 are welded in two fixing clips 4, the bottom of tooling platform 1, and tooling platform 1 is made of stage body 9 and top cover 10, top cover
Water tank 6 is arranged in 10 top one end, and the side of water tank 6 connects water pipe 7, and the other end of water pipe 7 installs spray head 8, the center of stage body 9
Waste material leak hole 3 is arranged in welding workpiece placing groove 2, the bottom end of workpiece placing groove 2, and waste material leak hole 3 passes through the bottom of stage body 9, waste material
Storage box 11 is installed in the lower section of leak hole 3, and two fixing clips 4 are installed in the inside of workpiece placing groove 2, and one end of fixing clip 4 is equal
Connecting rod 18 is set, and connecting rod 18 is connected with motion bar 16, and two upright bars 14 are welded in the two sides of institute's workpiece placing groove 2, stands
The top welded limiting bar 15 of bar 14, the both ends of motion bar 16 are socketed in the outer wall of gag lever post 15, motion bar 16 by axle sleeve 17
Side wall weld hydraulic stem 19, hydraulic pump 5 is installed in one end of hydraulic stem 19, fixing clip 4 when no clamping end cap,
It is attached to the inner wall of workpiece placing groove 2, electric motor end cap is put between two fixing clips 4, is controlled hydraulic stem 19 by hydraulic pump 5 and is pushed away
Dynamic motion bar 16 is mobile, and motion bar 16 is connected with connecting rod 18, therefore connecting rod 18 pushes two fixing clips 4 mutually to lean on
Closely, the outer wall of clamping motor end cap facilitates drilling device opposite end base end to drill, and spray head 8 is to workpiece placing groove 2 when drilling
Internal spraying cold water, the clast for the generation that drills finally flow into storage box 11 and collect with water flow inflow waste material leak hole 3,
It saves cold water and is convenient for the cleaning of clast.
Embodiment 2
In addition, referring to Fig.1-3, water pump is arranged inside water tank 7 in difference and above-described embodiment 1, and water pipe 7 is in water tank 7 by water pump
Water in water tank 7 is pumped into spray head 8 along water pipe 7, sprays into workpiece placing groove 2, workpiece placing groove 2 by pipeline connection, water pump
Both ends side wall be respectively provided with mounting groove 13, mounting groove 13 and the specification of connecting rod 18 match, connecting rod 18 pass through mounting groove 13
It is connected with fixing clip 4, mounting groove 13 facilitates fixing clip 4 to be mounted on the inside of workpiece placing groove 2, and connecting rod 18 pushes
Fixing clip 4 it is close to each other when, connecting rod 18 can occur with mounting groove 13 it is opposite slide, workpiece placing groove 2 is in circle
Column structure, and two fixing clips 4 are in semi-annular structure, circular hole, the diameter and work of circular hole is arranged in the center of top cover 10
The internal diameter of part placing groove 2 is equal, and the circular hole at 10 center of top cover is used to place electric motor end cap, the workpiece placing groove 2 and electricity of cylindrical body
Generator terminal lid specification matches, and facilitates being placed and taken out for end cap, is movably connected between axle sleeve 17 and gag lever post 15, and two limits
Position bar 15 is parallel to each other, and axle sleeve 17 slides on gag lever post 15, so that hydraulic pump 5 controls hydraulic stem 19 and pushes fixing clip 4
When it is more steady, when clamping motor end cap, is also stronger.
In the use of the present invention, electric motor end cap to be put into the inside of workpiece placing groove 2 first, due to the water inside water tank 7
Pump and two hydraulic pumps 5 are connected with external power supply and switch, and two 5 synchronously control hydraulic stems 19 of hydraulic pump are flexible, open
When hydrodynamic press pump 5, hydraulic stem 19 pushes close to each other, the folder that drives connecting rod 18 to push two fixing clips 4 of motion bar 16
Tight electric motor end cap when end cap is drilled, then opens the water pump inside water tank 7, and spray head 8 is sprayed against workpiece placing groove 2
Cold water is spilt, the cold water that the clast for the generation that drills is fallen into pours waste material leak hole 3, finally flows into storage box 11 and collects, and saves
Water and easy cleaning clast are about used, tooling platform 1 is spliced by stage body 9 and top cover 10, installation control fixing clamp inside stage body 9
The mobile various components of block 4 make on 1 table top of tooling platform more neatly, and top cover 10 is easy to open, convenient for the inside to tooling platform 1
Component repairs.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of positioning tool for electric motor end cap processing, including tooling platform (1), workpiece placing groove (2) and two fixing clamps
Block (4), it is characterised in that: several supporting legs (12) are welded in the bottom of the tooling platform (1), and the tooling platform (1) is by stage body
(9) and water tank (6) are arranged in top cover (10) composition, top one end of the top cover (10), and the side of the water tank (6) connects water pipe
(7), the other end of the water pipe (7) installs spray head (8), workpiece placing groove (2) described in the center weld of the stage body (9), institute
Bottom end setting waste material leak hole (3) of workpiece placing groove (2) is stated, the waste material leak hole (3) passes through the bottom of the stage body (9), institute
Lower section installation storage box (11) of waste material leak hole (3) is stated, two fixing clips are installed in the inside of the workpiece placing groove (2)
(4), one end of the fixing clip (4) is respectively provided with connecting rod (18), and the connecting rod (18) is connected with motion bar (16), institute
Weld two upright bars (14), the top welded limiting bar (15) of the upright bar (14), institute in the two sides of the workpiece placing groove (2)
The both ends for stating motion bar (16) are socketed in the outer wall of the gag lever post (15), the side wall of the motion bar (16) by axle sleeve (17)
Hydraulic stem (19) are welded, hydraulic pump (5) are installed in one end of the hydraulic stem (19).
2. a kind of positioning tool for electric motor end cap processing according to claim 1, it is characterised in that: the water tank
(7) internal that water pump is arranged, the water pipe (7) is connect with water tank (7) in pipeline by water pump.
3. a kind of positioning tool for electric motor end cap processing according to claim 1, it is characterised in that: the workpiece is put
The both ends side wall for setting slot (2) is respectively provided with mounting groove (13), and mounting groove (13) and the specification of connecting rod (18) match, the connection
Bar (18) passes through mounting groove (13) and is connected with fixing clip (4).
4. a kind of positioning tool for electric motor end cap processing according to claim 1, it is characterised in that: the workpiece is put
Slot (2) are set in cylindrical structure, and two fixing clips (4) are in semi-annular structure.
5. a kind of positioning tool for electric motor end cap processing according to claim 1 or 4, it is characterised in that: the top
Circular hole is arranged in the center for covering (10), and the diameter of circular hole is equal with the internal diameter of workpiece placing groove (2).
6. a kind of positioning tool for electric motor end cap processing according to claim 1, it is characterised in that: the axle sleeve
(17) it is movably connected between gag lever post (15), and two gag lever posts (15) are parallel to each other.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810985887.2A CN108994647A (en) | 2018-08-28 | 2018-08-28 | A kind of positioning tool for electric motor end cap processing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810985887.2A CN108994647A (en) | 2018-08-28 | 2018-08-28 | A kind of positioning tool for electric motor end cap processing |
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Publication Number | Publication Date |
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CN108994647A true CN108994647A (en) | 2018-12-14 |
Family
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Family Applications (1)
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CN201810985887.2A Pending CN108994647A (en) | 2018-08-28 | 2018-08-28 | A kind of positioning tool for electric motor end cap processing |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110802251A (en) * | 2019-11-13 | 2020-02-18 | 扬州市君瑞企业管理有限公司 | Drilling and positioning tool for motor end cover |
CN111599574A (en) * | 2020-05-27 | 2020-08-28 | 宿松恒达电气配件有限公司 | Oil conservator for sleeve and processing technology thereof |
CN113579930A (en) * | 2021-09-28 | 2021-11-02 | 江苏城邦汽车配件制造有限公司 | Automatic clamping tool and method for motor end cover |
CN114320683A (en) * | 2021-12-27 | 2022-04-12 | 温州卓人汽车电控有限公司 | Electric injection fuel pump clearance adjusting tool |
CN115453357A (en) * | 2022-09-15 | 2022-12-09 | 广州市明日自动化科技有限公司 | Assembly detection mechanism for asynchronous motor production |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58160035A (en) * | 1982-03-15 | 1983-09-22 | Isao Shoda | Blower changeover device for work fixing device of machine tool |
CN204295423U (en) * | 2014-12-12 | 2015-04-29 | 天津泰正机械有限公司 | A kind of for the cooling device in rig |
CN205271495U (en) * | 2016-01-07 | 2016-06-01 | 傅锦婷 | Scarf fixing device |
CN206405767U (en) * | 2017-01-24 | 2017-08-15 | 中山市森美模型科技有限公司 | A kind of fast disassembly type frock clamp for being used to process |
CN207205391U (en) * | 2017-09-14 | 2018-04-10 | 昆山凯士昌金属材料有限公司 | A kind of novel and multifunctional stainless steel plate cutting machine |
CN107985768A (en) * | 2017-11-23 | 2018-05-04 | 常州工学院 | A kind of Machinary Packaging case and its application method as workbench |
-
2018
- 2018-08-28 CN CN201810985887.2A patent/CN108994647A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58160035A (en) * | 1982-03-15 | 1983-09-22 | Isao Shoda | Blower changeover device for work fixing device of machine tool |
CN204295423U (en) * | 2014-12-12 | 2015-04-29 | 天津泰正机械有限公司 | A kind of for the cooling device in rig |
CN205271495U (en) * | 2016-01-07 | 2016-06-01 | 傅锦婷 | Scarf fixing device |
CN206405767U (en) * | 2017-01-24 | 2017-08-15 | 中山市森美模型科技有限公司 | A kind of fast disassembly type frock clamp for being used to process |
CN207205391U (en) * | 2017-09-14 | 2018-04-10 | 昆山凯士昌金属材料有限公司 | A kind of novel and multifunctional stainless steel plate cutting machine |
CN107985768A (en) * | 2017-11-23 | 2018-05-04 | 常州工学院 | A kind of Machinary Packaging case and its application method as workbench |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110802251A (en) * | 2019-11-13 | 2020-02-18 | 扬州市君瑞企业管理有限公司 | Drilling and positioning tool for motor end cover |
CN111599574A (en) * | 2020-05-27 | 2020-08-28 | 宿松恒达电气配件有限公司 | Oil conservator for sleeve and processing technology thereof |
CN111599574B (en) * | 2020-05-27 | 2021-09-21 | 宿松恒达电气配件有限公司 | Oil conservator for sleeve and processing technology thereof |
CN113579930A (en) * | 2021-09-28 | 2021-11-02 | 江苏城邦汽车配件制造有限公司 | Automatic clamping tool and method for motor end cover |
CN113579930B (en) * | 2021-09-28 | 2021-12-07 | 江苏城邦汽车配件制造有限公司 | Automatic clamping tool and method for motor end cover |
CN114320683A (en) * | 2021-12-27 | 2022-04-12 | 温州卓人汽车电控有限公司 | Electric injection fuel pump clearance adjusting tool |
CN115453357A (en) * | 2022-09-15 | 2022-12-09 | 广州市明日自动化科技有限公司 | Assembly detection mechanism for asynchronous motor production |
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Application publication date: 20181214 |