CN105382590A - Base part bottom face machining clamp - Google Patents

Base part bottom face machining clamp Download PDF

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Publication number
CN105382590A
CN105382590A CN201510659329.3A CN201510659329A CN105382590A CN 105382590 A CN105382590 A CN 105382590A CN 201510659329 A CN201510659329 A CN 201510659329A CN 105382590 A CN105382590 A CN 105382590A
Authority
CN
China
Prior art keywords
base
cylinder
locating
alignment pin
assembly
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.)
Granted
Application number
CN201510659329.3A
Other languages
Chinese (zh)
Other versions
CN105382590B (en
Inventor
曹一枢
段玉霞
白瑛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Dawn Die and Stamping Co Ltd
Original Assignee
Wuxi Dawn Die and Stamping Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuxi Dawn Die and Stamping Co Ltd filed Critical Wuxi Dawn Die and Stamping Co Ltd
Priority to CN201510659329.3A priority Critical patent/CN105382590B/en
Publication of CN105382590A publication Critical patent/CN105382590A/en
Application granted granted Critical
Publication of CN105382590B publication Critical patent/CN105382590B/en
Active legal-status Critical Current
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices 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
    • B23Q3/06Work-clamping means
    • B23Q3/08Work-clamping means other than mechanically-actuated
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices 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
    • B23Q3/06Work-clamping means
    • B23Q3/069Work-clamping means for pressing workpieces against a work-table
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices 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
    • B23Q3/10Auxiliary devices, e.g. bolsters, extension members
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q2703/00Work clamping
    • B23Q2703/02Work clamping means
    • B23Q2703/04Work clamping means using fluid means or a vacuum

Abstract

The invention discloses a base part bottom face machining clamp which comprises a bottom plate. The bottom plate is provided with locating blocks, a locating assembly and pressing assemblies. The upper surfaces of the locating blocks serve as the locating faces of a base part to be machined. The pressing assemblies tightly press the base part to be machined to the locating faces. The locating assembly comprises a locating pin and two locating pin supporting seats. The locating pin is connected with the two locating pin supporting seats in a sliding manner. The base part bottom face machining clamp is simple in structure and low in cost, and the part is located accurately through holes in reinforcing wings on the base part; and an anti-vibration cutter device is arranged, the cutter vibration phenomenon generated due to deformation of the part in the milling process can be prevented effectively, a cutter is protected, and the flatness of the machining face can be guaranteed.

Description

A kind of base part bottom surface clamp for machining
Technical field
The present invention relates to a kind of frock clamp, particularly a kind of processing Special tooling clamp.
Background technology
The present invention is a kind of Special Fixture for Machining of base part, base part figure as shown in Figure 1, base part comprises pedestal bottom plate 01 from top to bottom, base side boards 02 and pedestal top 03, pedestal bottom plate 01 has two pieces, be strip, and pedestal bottom plate 01 has the hole of two kidney ellipsoid, described base side boards 02 is faced overall in reverse U shape, overlooking, is a square framework run through, described pedestal top 03 is the weldment of pedestal top board 031 and strengthening wing 032, two pieces of strengthening wings are erect and are welded on described pedestal top board, described pedestal bottom plate 01, base side boards 02 and pedestal top 03 are welded together to form an one-piece parts.
Reliably need to make the smooth installation of base bottom surface to carry out Milling Process to pedestal bottom plate 01, milling to be looked like in figure shown in shade, traditional universal fixturing is difficult to position this comparatively complicated part well, also just cannot ensure that machining accuracy is also unfavorable for product control, therefore needs special fixture to be fixed it.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides a kind of cost low, clamp convenient and that precision is high special fixture.
Technical scheme: for achieving the above object, base part bottom surface of the present invention clamp for machining comprises base plate, described base plate is provided with locating piece, positioning component and holds down assembly; The upper surface of described locating piece is the locating surface of base part to be processed, and base part bottom surface tips upside down on locating surface upward, and the upper surface of pedestal top board contacts with locating surface; Base part to be processed is pressed on described locating surface by described holding down assembly; Described positioning component comprises alignment pin and two alignment pin supporting seats, and described alignment pin supporting seat is arranged on described base plate, the two ends of two alignment pin supporting seat supporting and location pins, and alignment pin can plug relative to alignment pin supporting seat; Through the circular hole on the strengthening wing in base part in the middle part of described alignment pin.
Further, also comprise the shockproof knife system be arranged on on base plate, described shockproof knife system comprises back-up block, holds out against cylinder and cylinder jacking block, the end of cylinder is held out against described in described cylinder jacking block is connected in, described cylinder jacking block and back-up block prop up the side on the both sides of the machined surface of base part to be processed respectively, described in hold out against cylinder and back-up block all relative to described base plate for being fixedly connected with.
Further, described in hold down assembly and be divided into two kinds, a kind ofly hold down assembly for bottom surface, one is side compressing assembly; Described bottom surface holds down assembly and pushes down the pedestal top board of base part to be processed, and the base side boards of base part to be processed pushed down by described side compressing assembly.
Further, described bottom surface holds down assembly and comprises hinge briquetting, the first rocker bar bearing and the first pressing plate cylinder, for being rotationally connected between the mid portion of described hinge briquetting and described first rocker bar bearing, the side of the center of rotation of hinge briquetting is the L shape pressing section for pushing down pedestal top board, and opposite side connects the expansion link of the first pressing plate cylinder.
Further, described side compressing assembly comprises hinge pressing plate, the second rocker bar bearing and the second pressing plate cylinder, for being rotationally connected between the mid portion of described hinge pressing plate and the second rocker bar bearing, the side of the center of rotation of hinge pressing plate is the pressing section for pushing down base side boards, and opposite side connects the expansion link of the second compression cylinder.
Further, described alignment pin supporting seat comprises pedestal and floating locating piece, and for being slidably matched between described floating locating piece and described pedestal, glide direction is vertical direction, described floating locating piece has the through hole agreed with described alignment pin diameter.
Further, described locating piece is cylindrical, and three cylinders are placed to isosceles triangle.
Beneficial effect: base part bottom surface of the present invention clamp for machining has that structure is simple, cost is low; by the hole on the strengthening wing in base part, part is accurately located; and be provided with shockproof knife system; can effectively prevent in milling process because part self-deformation produces shake cutter phenomenon; not only protect cutter, and the flatness of machined surface can be ensured.
Accompanying drawing explanation
Accompanying drawing 1 is three views of base part;
Accompanying drawing 2 is the front view of base part bottom surface clamp for machining;
Accompanying drawing 3 is the top view of base part bottom surface clamp for machining;
Accompanying drawing 4 is the left view of base part bottom surface clamp for machining;
Accompanying drawing 5 is the first stereogram of base part bottom surface clamp for machining;
Accompanying drawing 6 is the second stereogram of base part bottom surface clamp for machining.
The title of the parts in accompanying drawing represented by each label is as follows:
01, pedestal bottom plate; 02, base side boards; 03, pedestal top; 031, pedestal top board; 032, strengthening wing; 1, base plate; 2, backing plate; 3, pedestal; 4, float locating piece; 5, cylinder is held out against; 6, gripper shoe; 7, lip block; 8, back-up block; 9, cylinder supports block; 10, air cylinder fixed plate; 11, cylinder jacking block; 12, locating piece; 13, alignment pin; 14, the first rocker bar bearing; 15, the first connector; 16, hinge pressing plate; 17, the first pressing plate cylinder; 18, the first hinge fixing plate; 19, first ship and resell on another market; 20, second ship and resell on another market; 21, reinforcement; 22, the first pressing plate; 23, the second pressing plate; 24, the second pressing plate cylinder; 25, the second rocker bar bearing; 26, the second hinge fixing plate; 27, the second connector; 28, the 3rd ship and resell on another market; 29, the 4th ship and resell on another market.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further described.
Base part bottom surface clamp for machining as shown in accompanying drawing 2 to accompanying drawing 4 comprises base plate 1, and base plate 1 is provided with three backing plates 2 below side by side; Base plate 1 is provided with locating piece 12, positioning component above, holds down assembly and shockproof knife system; Locating piece is cylindrical, and three locating pieces are placed to isosceles triangle, and the upper surface of cylinder is the locating surface of base part to be processed, and the back-off of base part to be processed is placed on described locating surface, and its pedestal top board 031 contacts with described locating surface.
Base part to be processed is pressed on described locating surface by described holding down assembly; Described holding down assembly is divided into two kinds, a kind of holds down assembly for bottom surface, and one is side compressing assembly; Described bottom surface holds down assembly and pushes down the pedestal top board 031 of base part to be processed, and the base side boards 02 of base part to be processed pushed down by described side compressing assembly.
Described bottom surface holds down assembly and comprises hinge briquetting, the first rocker bar bearing 14 and the first pressing plate cylinder 17, hinge briquetting is made up of the first pressing plate 22 and second pressing plate 23 two parts, second pressing plate 23 entirety is L shape shape, and its one end is connected with the first pressing plate 22, and the other end is for compressing force side.For being rotationally connected between the mid portion of the first pressing plate 22 and described first rocker bar bearing 14, first ships and resell on another market 19 as turning cylinder, side and second pressing plate 23 of the center of rotation of the first pressing plate 22 are connected, opposite side has mounting hole, second ships and resell on another market 20 through mounting hole, and two ends are fixed on the first connector 15, the first connector 15 is connected on the expansion link of the first pressing plate cylinder 17; First pressing plate cylinder 17 is connected on base plate 1.The second pressing plate 23 can be driven to compress and loosen substrate part by the first pressing plate cylinder 17 like this, convenient and swift, to there being a locating piece 12 below the compression point of the second pressing plate, ensure the firm of compression.
Described side compressing assembly comprises hinge pressing plate 16, second rocker bar bearing 25 and the second pressing plate cylinder 24, for being rotationally connected between the mid portion of described hinge pressing plate 16 and the second rocker bar bearing 25,3rd ships and resell on another market 28 for turning cylinder, the side of the center of rotation of hinge pressing plate 16 is pressing section, opposite side has mounting hole, 4th ships and resell on another market 29 through mounting hole, and two ends are fixed on the second connector 27, and the second connector 27 is connected on the expansion link of the second pressing plate cylinder 24; Second pressing plate cylinder 24 is connected on base plate 1.Can hinge pressing plate 16 be driven to compress by the second pressing plate cylinder 24 and loosen substrate part like this, convenient and swift; The periphery of base part is provided with three same side compressing assemblies, base part uniform force can be ensured, solid and reliable.
Described positioning component comprises alignment pin 13 and two groups of alignment pin supporting seats, and alignment pin supporting seat is arranged on described base plate 1, the two ends of two alignment pin supporting seat supporting and location pins 13, and alignment pin 13 can plug relative to alignment pin supporting seat; Under duty, alignment pin 13 is through the location of circular hole realization to whole base part on the strengthening wing 032 in base part; Owing to only needing the location, position in the horizontal plane of part, each base part is not identical, therefore alignment pin 13 is needed to be arranged to the design that vertical direction can regulate voluntarily, therefore alignment pin supporting seat comprises pedestal 3 and floating locating piece 4, for being slidably matched between described floating locating piece 4 and described pedestal 3, glide direction is vertical direction, described floating locating piece 4 has the through hole agreed with described alignment pin 13 diameter.Can prevent base part from crossing location like this, bring the inconvenience of material loading, also avoid the infringement to fixture.
Because base part entirety is higher, only fix its pedestal top board 031, base part base part in by milling process can produce moderate finite deformation, thus causes shake cutter phenomenon, therefore needs shockproof knife system to prevent this phenomenon.Described shockproof knife system comprises back-up block 8, holds out against cylinder 5 and cylinder jacking block 11, holds out against the end of cylinder 5 described in described cylinder jacking block 11 is connected in, and described cylinder jacking block 11 and back-up block 8 prop up the side on the both sides of the machined surface of base part to be processed respectively.Described back-up block 8 has two, is installed on lip block 7, and described lip block 7 is connected on base plate 1 by three pieces of gripper shoes 6, also has one piece of reinforcement, 21 booster actions between each gripper shoe 6 and base plate 1.Hold out against cylinder 5 and also have two groups with cylinder jacking block 11, hold out against cylinder 5 and be arranged in air cylinder fixed plate 10, described air cylinder fixed plate 10 is connected on base plate 1 by cylinder supports block 9.The both sides clamping to be processed like this from both sides effectively can prevent the shake cutter phenomenon process, the protection milling cutter life-span, improve machining accuracy and surface roughness.
Base part bottom surface of the present invention clamp for machining has that structure is simple, cost is low; by the hole on the strengthening wing in base part, part is accurately located; and be provided with shockproof knife system; can effectively prevent in milling process because part self-deformation produces shake cutter phenomenon; not only protect cutter, and the flatness of machined surface can be ensured.
The above is only the preferred embodiment of the present invention; be noted that for those skilled in the art; under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.

Claims (7)

1. a base part bottom surface clamp for machining, is characterized in that: comprise base plate, described base plate is provided with locating piece, positioning component and holds down assembly; The upper surface of described locating piece is the locating surface of base part to be processed, and base part bottom surface tips upside down on locating surface upward, and the upper surface of pedestal top board contacts with locating surface; Base part to be processed is pressed on described locating surface by described holding down assembly; Described positioning component comprises alignment pin and two alignment pin supporting seats, and described alignment pin supporting seat is arranged on described base plate, the two ends of two alignment pin supporting seat supporting and location pins, and alignment pin can plug relative to alignment pin supporting seat; Through the circular hole on the strengthening wing in base part in the middle part of described alignment pin.
2. a kind of base part bottom surface according to claim 1 clamp for machining, it is characterized in that: also comprise the shockproof knife system be arranged on on base plate, described shockproof knife system comprises back-up block, holds out against cylinder and cylinder jacking block, the end of cylinder is held out against described in described cylinder jacking block is connected in, described cylinder jacking block and back-up block prop up the side on the both sides of the machined surface of base part to be processed respectively, described in hold out against cylinder and back-up block all relative to described base plate for being fixedly connected with.
3. a kind of base part bottom surface according to claim 1 and 2 clamp for machining, is characterized in that: described in hold down assembly and be divided into two kinds, a kind ofly hold down assembly for bottom surface, one is side compressing assembly; Described bottom surface holds down assembly and pushes down the pedestal top board of base part to be processed, and the base side boards of base part to be processed pushed down by described side compressing assembly.
4. a kind of base part bottom surface according to claim 3 clamp for machining, it is characterized in that: described bottom surface holds down assembly and comprises hinge briquetting, the first rocker bar bearing and the first pressing plate cylinder, for being rotationally connected between the mid portion of described hinge briquetting and described first rocker bar bearing, the side of the center of rotation of hinge briquetting is the L shape pressing section for pushing down pedestal top board, and opposite side connects the expansion link of the first pressing plate cylinder.
5. a kind of base part bottom surface according to claim 3 clamp for machining, it is characterized in that: described side compressing assembly comprises hinge pressing plate, the second rocker bar bearing and the second pressing plate cylinder, for being rotationally connected between the mid portion of described hinge pressing plate and the second rocker bar bearing, the side of the center of rotation of hinge pressing plate is the pressing section for pushing down base side boards, and opposite side connects the expansion link of the second compression cylinder.
6. a kind of base part bottom surface according to claim 1 and 2 clamp for machining, it is characterized in that: described alignment pin supporting seat comprises pedestal and floating locating piece, for being slidably matched between described floating locating piece and described pedestal, glide direction is vertical direction, described floating locating piece has the through hole agreed with described alignment pin diameter.
7. a kind of base part bottom surface according to claim 1 and 2 clamp for machining, it is characterized in that: described locating piece is cylindrical, three locating pieces are placed to isosceles triangle.
CN201510659329.3A 2015-10-12 2015-10-12 A kind of base part bottom surface clamp for machining Active CN105382590B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510659329.3A CN105382590B (en) 2015-10-12 2015-10-12 A kind of base part bottom surface clamp for machining

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510659329.3A CN105382590B (en) 2015-10-12 2015-10-12 A kind of base part bottom surface clamp for machining

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CN105382590A true CN105382590A (en) 2016-03-09
CN105382590B CN105382590B (en) 2018-04-03

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106239209A (en) * 2016-08-18 2016-12-21 天津爱田汽车部件有限公司 Butterfly supports seat positioning clamping device
CN106239190A (en) * 2016-08-18 2016-12-21 天津爱田汽车部件有限公司 Inwall tool for processing
CN106239208A (en) * 2016-08-18 2016-12-21 天津爱田汽车部件有限公司 Laterally tool for processing
CN106239210A (en) * 2016-08-18 2016-12-21 天津爱田汽车部件有限公司 Workpiece end tool for processing
CN106271755A (en) * 2016-08-18 2017-01-04 天津爱田汽车部件有限公司 Air filter lower house positioning clamping device
CN107931680A (en) * 2017-11-29 2018-04-20 中山市小榄企业服务有限公司 One kind weldering shockproof roughing milling cutter of sword

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100000137U (en) * 2008-06-26 2010-01-06 현대제철 주식회사 A jig for clamping of shear knife
CN202070809U (en) * 2011-03-30 2011-12-14 芜湖瑞和机电有限公司 Novel milling machine pedestal
CN202070934U (en) * 2011-05-09 2011-12-14 南车戚墅堰机车有限公司 Milling device for part with abnormal shape
CN102873563A (en) * 2012-09-25 2013-01-16 汪炳森 Shell-class machine tool fixture
CN203621997U (en) * 2013-11-09 2014-06-04 芜湖永裕汽车工业有限公司 Clamp for rough milling machining of intake and exhaust surfaces of engine cylinder head
CN205111357U (en) * 2015-10-12 2016-03-30 无锡曙光模具有限公司 Base part bottom surface adds clamping apparatus

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100000137U (en) * 2008-06-26 2010-01-06 현대제철 주식회사 A jig for clamping of shear knife
CN202070809U (en) * 2011-03-30 2011-12-14 芜湖瑞和机电有限公司 Novel milling machine pedestal
CN202070934U (en) * 2011-05-09 2011-12-14 南车戚墅堰机车有限公司 Milling device for part with abnormal shape
CN102873563A (en) * 2012-09-25 2013-01-16 汪炳森 Shell-class machine tool fixture
CN203621997U (en) * 2013-11-09 2014-06-04 芜湖永裕汽车工业有限公司 Clamp for rough milling machining of intake and exhaust surfaces of engine cylinder head
CN205111357U (en) * 2015-10-12 2016-03-30 无锡曙光模具有限公司 Base part bottom surface adds clamping apparatus

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106239209A (en) * 2016-08-18 2016-12-21 天津爱田汽车部件有限公司 Butterfly supports seat positioning clamping device
CN106239190A (en) * 2016-08-18 2016-12-21 天津爱田汽车部件有限公司 Inwall tool for processing
CN106239208A (en) * 2016-08-18 2016-12-21 天津爱田汽车部件有限公司 Laterally tool for processing
CN106239210A (en) * 2016-08-18 2016-12-21 天津爱田汽车部件有限公司 Workpiece end tool for processing
CN106271755A (en) * 2016-08-18 2017-01-04 天津爱田汽车部件有限公司 Air filter lower house positioning clamping device
CN107931680A (en) * 2017-11-29 2018-04-20 中山市小榄企业服务有限公司 One kind weldering shockproof roughing milling cutter of sword

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