CN105150098A - Machining clamp for grinding machine collar - Google Patents
Machining clamp for grinding machine collar Download PDFInfo
- Publication number
- CN105150098A CN105150098A CN201510479530.3A CN201510479530A CN105150098A CN 105150098 A CN105150098 A CN 105150098A CN 201510479530 A CN201510479530 A CN 201510479530A CN 105150098 A CN105150098 A CN 105150098A
- Authority
- CN
- China
- Prior art keywords
- clamping
- screw rod
- machining
- grinding machine
- clamp
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention belongs to the field of clamps for machining inner holes in outer circles of collars, and particularly discloses a machining clamp for a grinding machine collar. The machining clamp comprises a supporting frame and a clamping mechanism; the clamping mechanism comprises a clamping jaw, a taper head, a screw and a motor, wherein the screw and the motor are in threaded connection with the taper head, and an output shaft of the motor is detachably connected with the screw; the screw is located on the axle wire of the clamping jaw; the clamping jaw is composed of at least two clamping rods, the middles of the clamping rods are pivoted with the supporting frame, and clamping heads are arranged at the ends of the clamping rods; and the supporting frame is provided with a limiting rod for preventing the clamping heads to rotate along with the screw, and the limiting rod penetrates the clamping heads. The clamp has the beneficial effect of being capable of rapidly clamping a workpiece.
Description
Technical field
The present invention relates to collar Excircle machining internal clamp field, be specifically related to a kind of for grinding machine collar clamp for machining.
Background technology
Mould, in industrial production in order to injection moulding, blowing, extrude, various mould and instrument that the method such as die casting or forging forming, smelting, punching press obtains required product.In brief, mould is used to the instrument of formed article, and this instrument is made up of various part, and different moulds is made up of different parts.It realizes the processing of article profile mainly through the change of institute's moulding material physical state.Have the title of " mother of industry ".
Usual mould makes blank become the product having given shape and size under external force.Be widely used in stamping-out, die forging, cold-heading, extruding, metallic sintered products compacting, compression casting, and in the compression moulding of goods such as engineering plastics, rubber, pottery or the formed machining of injection moulding.Mould has specific profile or cavity shape, and the contour shape that application has cutting edge can make blank be separated (stamping-out) by outline line shape.Application cavity shape can make blank obtain corresponding three-dimensional shape.Mould generally comprises dynamic model and cover half (or punch and die) two parts, the two partable.Take out product time separately, make blank inject mold cavity when closing up and be shaped.Mould is precision instrument, complex-shaped, bears the expansive force of blank, all has higher requirements to structural strength, rigidity, case hardness, surface roughness and machining accuracy, and the development level that mould is produced is one of important symbol of machine-building level.
In Making mold, in order to ensure the stable movement of dynamic model and direction accurate, to avoid in mold work process, because the reasons such as vibration cause dynamic model bumpy motion and direction of motion inaccuracy, in mould, being usually provided with lead.Lead fixing in, in order to ensure the convenient fixing of lead, usually can be designed with collar in a mold, by collar, lead is fixed.
In order to improve collar fixing precisely lead, usually need to carry out grinding deburring to collar.
When current collar grinds on grinding machine, by clamp, it is fixed, realize fixing collar.For the grinding of small-sized collar, clamp can also adapt to, but for large-scale collar, common collar can not meet the clamping to collar, because the clamp of the larger then corresponding clamping of collar is larger, large-scale clamp is heavier owing to conducting oneself with dignity, inconvenient in use, reduce clamping speed, clamp is larger in addition then proposes higher requirement to the manufacture of clamp.
Now be badly in need of the fixture of the large-scale collar of a kind of energy Quick-clamped as can be seen here.
Summary of the invention
The object of the present invention is to provide the fixture of the large-scale collar of a kind of energy Quick-clamped.
For achieving the above object, technical scheme of the present invention is as follows:
The base case that this programme provides is: for grinding machine collar clamp for machining, comprise bracing frame and clamp system, and described clamp system comprises jaw, taper head, the screw rod be threaded with taper head and motor, and output shaft and the screw rod of this motor removably connect; Screw rod is positioned on the axis of jaw; Described jaw is made up of at least two clamping bars, and with bracing frame pivot joint in the middle part of this clamping bar, the end of clamping bar is provided with chuck, and support frame as described above is provided with the gag lever post preventing chuck from together rotating with screw rod, and this gag lever post runs through chuck.
Operation principle and the advantage of this programme are: electric machine rotation drives bolt rotary, bolt rotary forces taper head to move along the axial line of jaw, the clamping bar ends contact of taper head and jaw, taper head continues motion, because the end of clamping bar is extruded by taper head, force clamping bar to rotate, now chuck moves with clamping bar, chuck contacts with the endoporus hole wall of collar, and by clip.Now stop machine operation, after work pieces process, motor reversal, taper head moves along opposite direction before, and the extruding of taper head to clamping bar weakens, until taper head and clamping bar are separated, now chuck leaves from the endoporus hole wall of workpiece, is taken away by workpiece.Job step before repetition, continues processing subsequent workpiece.
For large-scale collar, this fixture realizes the motion of taper head as power by motor, by the swing of jaw, chuck is clamped to workpiece.This fixture realizes the clamping of workpiece by the forward and backward of motor and relaxes, and relies on large-scale jig clamping work pieces, have clamping speed fast, the feature that manufacture difficulty is little relative to tradition.
Preferred version one: based on the preferred version of scheme, the top of described screw rod is provided with block, and avoid screw rod in rotation process, taper head comes off from screw rod.
Preferred version two: based on the preferred version of scheme or preferred version one: described screw flight portion is double thread, and in the process that screw rod rotates, taper head translational speed is very fast.
Preferred version three: the preferably preferred version of two: described motor is servomotor, accurately controls the speed of bolt rotary, and then accurately controls the cephalomotor speed of tapering.
Preferred version four: the preferably preferred version of three: described chuck is spherical, and the output shaft of described motor is connected by shaft coupling with screw rod, the tapering of described taper head is 1:2-5.Chuck is spherical in shape, and making when chuck and absorption surface is point cantact, and chuck not easily occurs that stress is concentrated.The tapering of taper head is 1:2-5, processing of being more convenient for.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention for grinding machine collar clamp for machining embodiment.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
Reference numeral in Figure of description comprises: bracing frame 10, gag lever post 11, clamp system 20, jaw 21, taper head 22, screw rod 23, servomotor 24, shaft coupling 25, block 26, clamping bar 27, chuck 28, collar 30.
Embodiment is substantially as shown in Figure 1: for grinding machine collar clamp for machining, comprise bracing frame 10 and clamp system 20, clamp system 20 comprises jaw 21, taper head 22, the screw rod 23 be threaded with taper head 22 and motor.
Bracing frame 10 is welded by rectangular steel pipe, rectangular steel pipe due to cross section be rectangle, weld time more convenient.Bracing frame 10 is welded with gag lever post 11, this gag lever post 11 runs through taper head 22.In the process that gag lever post 11 prevents screw rod 23 from rotating, taper head 22 together rotates with screw rod 23.
Jaw 21 is made up of four clamping bars 27, wherein in the middle part of each clamping bar 27 with bracing frame 10 pivot joint, the upper end of clamping bar 27 is welded with chuck 28, and this chuck 28 is spherical.
Screw thread on screw rod 23 is double thread, and the top of screw rod 23 is welded with rounded stops 26, and motor is servomotor 24; Screw rod 23 is connected by shaft coupling 25 with servomotor 24.The tapering of taper head 22 is 1:2, and the large end of taper head down.
During concrete enforcement: servomotor 24 rotates forward and drives screw rod 23 to rotate forward, screw rod 23 rotates and forces taper head 22 to move up along the axial line of jaw 21, clamping bar 27 ends contact of taper head 22 and jaw 21, taper head 22 continues motion, because the end of clamping bar 27 is extruded by taper head 22, force clamping bar 27 to rotate, now chuck 28 moves with clamping bar 27, chuck 28 contacts with the endoporus hole wall of collar 30, and is clamped by collar 30.Now stop servomotor 24 to work, when after collar 30 completion of processing, servomotor 24 reverses, taper head 22 moves down along the axial line of jaw 21, the extruding of taper head 22 pairs of clamping bars 27 weakens, until chuck 28 leaves from the endoporus hole wall of collar 30, is taken away by collar 30.Job step before repetition, continues the follow-up collar 30 of processing.
For large-scale collar 30, this fixture realizes the motion of taper head 22 as power by servomotor 24, by the swing of clamping bar 27, chuck 28 pairs of collars 30 is clamped.This fixture realizes the clamping of collar 30 by the forward and backward of servomotor 24 and relaxes, and relies on large-scale jig clamping collar 30, have clamping speed fast, the feature that manufacture difficulty is little relative to tradition.
Above-described is only embodiments of the invention, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from structure of the present invention, some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. record the content that may be used for explaining claim.
Claims (5)
1. for grinding machine collar clamp for machining, it is characterized in that, comprise bracing frame and clamp system, described clamp system comprises jaw, taper head, the screw rod be threaded with taper head and motor, and output shaft and the screw rod of this motor removably connect; Screw rod is positioned on the axis of jaw; Described jaw is made up of at least two clamping bars, and with bracing frame pivot joint in the middle part of this clamping bar, the end of clamping bar is provided with chuck, and support frame as described above is provided with the gag lever post preventing chuck from together rotating with screw rod, and this gag lever post runs through chuck.
2. according to claim 1ly it is characterized in that for grinding machine collar clamp for machining, the top of described screw rod is provided with block.
3. according to claim 1 and 2ly it is characterized in that for grinding machine collar clamp for machining, described screw flight portion is double thread.
4. according to claim 3ly it is characterized in that for grinding machine collar clamp for machining, described motor is servomotor.
5. according to claim 4ly it is characterized in that for grinding machine collar clamp for machining, described chuck is spherical, and the output shaft of described motor is connected by shaft coupling with screw rod, and the tapering of described taper head is 1:2-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510479530.3A CN105150098A (en) | 2015-08-07 | 2015-08-07 | Machining clamp for grinding machine collar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510479530.3A CN105150098A (en) | 2015-08-07 | 2015-08-07 | Machining clamp for grinding machine collar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105150098A true CN105150098A (en) | 2015-12-16 |
Family
ID=54791294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510479530.3A Pending CN105150098A (en) | 2015-08-07 | 2015-08-07 | Machining clamp for grinding machine collar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105150098A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110977676A (en) * | 2019-12-27 | 2020-04-10 | 惠州麦丰密封科技有限公司 | A unhairing limit device for processing O type circle |
| CN111969392A (en) * | 2020-08-17 | 2020-11-20 | 沈阳飞机工业（集团）有限公司 | Power-assisted plug pliers |
-
2015
- 2015-08-07 CN CN201510479530.3A patent/CN105150098A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110977676A (en) * | 2019-12-27 | 2020-04-10 | 惠州麦丰密封科技有限公司 | A unhairing limit device for processing O type circle |
| CN110977676B (en) * | 2019-12-27 | 2021-05-18 | 惠州麦丰密封科技有限公司 | A unhairing limit device for processing O type circle |
| CN111969392A (en) * | 2020-08-17 | 2020-11-20 | 沈阳飞机工业（集团）有限公司 | Power-assisted plug pliers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151216 |
|
| WD01 | Invention patent application deemed withdrawn after publication |