CN205933918U - Take mould quick change and age of a draught animal stop device's quench machining tool - Google Patents
Take mould quick change and age of a draught animal stop device's quench machining tool Download PDFInfo
- Publication number
- CN205933918U CN205933918U CN201620653713.2U CN201620653713U CN205933918U CN 205933918 U CN205933918 U CN 205933918U CN 201620653713 U CN201620653713 U CN 201620653713U CN 205933918 U CN205933918 U CN 205933918U
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- mould
- ring
- age
- quenching
- draught animal
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Abstract
The utility model relates to a guenching unit, especially a take mould quick change and age of a draught animal stop device's quench machining tool, this quench machining tool are on current mould pressing quench machining tool's basis, have increased to restrict the age of a draught animal stop device that work piece age of a draught animal position warp at the quenching in -process, and the change that will go up the mould simultaneously changes the quick change device that the link mechanism that is driven by the cylinder pinned and opened into. But this technical scheme is the effective control work piece age of a draught animal and the deformation of raceway at the quenching in -process on the one hand, reduces the deformation of the age of a draught animal in the work piece, raceway, improves its axiality, effectively reduces the stock removal of later stage processing, improves the machining efficiency and the qualification rate of product, and on the other hand can improve the change time that mould pressing quench machining tool went up the mould, and this technical scheme has advantages such as rational in infrastructure, excellent in use effect, is fit for the transformation to the mould pressing quench machining tool who has now.
Description
Art
The utility model is related to a kind of quenching unit, particularly a kind of quenching press with mould quick change and age of a draught animal stopping means
Bed.
Background technology
For needing to carry out the cover parts of Quenching Treatment in high-volume process, quenching heat treatment is to determine to produce
One of the critical process in quality, serviceability and life-span, quenching heat treatment operation belongs to hot-working, and unpredictable factor is very
Many, if the Internal and external cycle of railway bearing is during processing and manufacturing, process qualified product before operation, in quenching process, pass through
Long-time at elevated temperature, rapidly cooling during quenching, inevitably produce the change of physical dimension and shape, when deflection mistake
When big, substantial amounts of defective work will be produced, rework rate and percent defective are very high.
At present for the heat treatment general die quenching special purpose machine tool of high-volume cover parts, it is quenched part in press
Cooling procedure in, can effectively stop part from shrinking using suitable quenching mould, Reducing distortion is it is ensured that the heat treatment of workpiece
Quality and dimensionally stable.
All railway bearing die quenching presses of domestic at present online use, mainly control overcoat workpiece quenched
The deflection of raceway in journey, the age of a draught animal refers to the relatively thin ring part of railway bearing overcoat end walls, and the deformation of the age of a draught animal never has
A kind of rational mechanism is effectively controlled, and starts to shrink at holding mould in quenching process after the quick cooling of workpiece, due to
Thinner thickness at the age of a draught animal, shrinks first and puts in place, workpiece raceway and middle part is thicker does not seal, and may proceed to contract, in this part
In contraction process, the outer bulging deformation that the age of a draught animal is different degrees of can be caused, cause the deflection of age of a draught animal part uncontrollable.
Because the manufacturing procedure after traditional quenching is that grinding is raceway and the age of a draught animal is operation break-down processing, can make up
The age of a draught animal deforms the larger deficiency brought, but is installed twice due to needing and processes, and working (machining) efficiency is low.Manufacture with enterprise intelligentization
Popularization and automaticity raising, each railway bearing manufacturer added using raceway and grinding of the age of a draught animal to overcoat workpiece
The intelligent grinding machine of work, if the deflection of the age of a draught animal is excessive, and is unable to matched with the concentricity of raceway, will grind to disposable
Cut processing and bring very big problem, problems with can be produced：1st, the age of a draught animal or ball race grinding are not in place；2nd, because the age of a draught animal deforms relatively
Greatly, excessive in the change of the grinding process medium plain emery wheel depth of cut, make the rapid reduction of service life of emery wheel or damage；3rd, stock removal is uneven
Even, percent defective increases, and has a strong impact on production efficiency and the economic benefit of enterprise, and there is certain potential safety hazard.
And during the use of die quenching press, need periodically size adjusting, repair are carried out to mould, simultaneously by
In the change of quenching workpiece, mould need to be changed, a such as pressure quenching machine for railway wagon bearing is to meet plurality of specifications model
Railway bearing inner-outer sleeve workpiece die quenching special purpose machine tool, when a kind of inner-outer sleeve part mould of bearing designation is using one
After the section time, need to reinstall or change the inner-outer sleeve part mould of another kind of bearing designation.
Current die quenching press, in more mold exchange, when particularly changing mold, is quenched because mold is arranged on
In kerosene cover, replacing space is little, and changing needs to lay down quenching oil cover, causes replacing construction length, labor strength high, directly
Have influence on the production efficiency of enterprise and the physical and mental health of operator.
Content of the invention
The utility model is the problem existing for above-mentioned overcoat workpiece die quenching equipment, provides one kind can effective control
Outer cover parts age of a draught animal deformation and a kind of quenching machine with mould quick change and age of a draught animal stopping means of fast mold exchange.
For realizing the purpose of this utility model, be employed technical scheme comprise that：A kind of band mould quick change and the age of a draught animal spacing dress
The quenching machine put, including main engine bed, workbench, installs lower mould on the table and the quenching oil being arranged on dynamic crossbeam
The mold covering and being arranged in quenching oil cover is it is characterised in that be provided with lower die cylinder, under plate-like below workbench
Pressure ring lower plane is connected with the piston rod end of lower die cylinder, and the upper plane of lower pressure ring is installed with connecting rod, connecting rod
It is connected through workbench with the inner cone lower surface of ring-type, the inner headed face of the inner cone of ring-type is taper seat；Peace in lower mould
The lower position block guide holder of annular is fitted with dress seat, the circumference of lower position block guide holder uniformly has radially-directed hole,
Match in each guiding in the hole and limited block is installed, the inner cone of ring-type is enclosed within the periphery of lower position block guide holder；
Mold oil cylinder is provided with the moving beam in quenching oil cover, plane and mold oil on the upper press ring of ring-type
The piston rod end of cylinder is connected, and the lower plane of upper press ring is corresponding with the inner cone upper surface of ring-type；The upper limit position block of annular is led
It is fitted in mold bottom to seat, radially-directed hole is uniformly had on the circumference of upper limit position block guide holder, in each pilot hole
Inside match and limited block is installed, the inner cone of ring-type is enclosed within the periphery of upper limit position block guide holder；
Above-mentioned mold is to be formed by mould grip, mold base and die assembly, and the upper end of mold base is fixed on moving beam
On, the lower end of mould grip and mould are fixedly linked, and the upper end of mould grip is inserted in mold base, has annular on mould grip top
Groove, has symmetrical elongated slot with the cannelure corresponding position on mould grip on mold base；On the moving beam in quenching oil cover
Mould quick change cylinder is installed, the two ends of connecting rod pass through hinge respectively with mould quick change cylinder in piston rod end and plate
One end is connected, and the other end of plate is " u "-shaped groove, and " u "-shaped groove is inserted in the elongated slot on mould grip, and with mould grip on ring
Shape groove matches.
Guide holder is fixed with above-mentioned moving beam, one end of plate is inserted in the guiding in the hole in guide holder.
Piston rod end in above-mentioned mould quick change cylinder is installed with connecting plate, has and connecting rod on connecting plate
The groove matching, connecting rod is arranged in groove and is connected with connecting plate by hinge.
Above-mentioned limited block is column, and one end is cambered surface, and cambered surface is matched with excircle of workpiece face, and other end is inclined-plane,
The gradient on its inclined-plane is matched with the inclined-plane of the internal conical surface of above-mentioned ring-type inner cone.
Big opening end face on the inner cone of above-mentioned ring-type axially has a " u "-shaped groove along it, the position of " u "-shaped groove with
Above-mentioned lower position block guide holder is corresponding with the pilot hole on upper limit position block guide holder, has along its axle on the inclined-plane of limited block
To internal thread, screw rod is provided with internal thread, screw rod is arranged in the " u "-shaped groove on the shape inner cone of above-mentioned ring, install
It is located on the periphery of ring-type inner cone in the spring on screw rod.
The technical solution of the utility model has the characteristics that：
1st, effectively improve production efficiency.This device, using unique structure design, can meet equipment existing space structure
Require, and the upper and lower age of a draught animal limits high accuracy cooperation between shape mould and upper and lower mould it is ensured that age of a draught animal mould and raceway mould
Axiality, reduce the deflection of the workpiece age of a draught animal, raceway, be effectively reduced the stock removal of post-production, improve product plus
Work efficiency rate and qualification rate；
2nd, adopt fluid power system, lightweight, small volume, motional inertia are little, reaction speed is fast, manipulate easy to control,
The wide pressure that achievable age of a draught animal limits shape mould is adjusted and mould is with the speed changed, easily realize machine Automated condtrol and
Remotely control；
3rd, age of a draught animal mould is adjustable, and Deformation control is good, in the utility model, can be by changing age of a draught animal mould Outer Taper
Stroke, to adjust the internal diameter size of age of a draught animal mould, makes workpiece age of a draught animal size Control within the scope of requiring；
4th, matching is good, low cost, the pressure quenching machine for railway wagon bearing overcoat workpiece age of a draught animal limit shape dress that the utility model provides
Put, be carry out on original equipment supporting install additional, without changing on a large scale or increasing other mechanisms, workload is little, cost
Low；
5th, high degree of automation, the utility model provide the overcoat workpiece age of a draught animal limit shape dress put, its action operation program and
The working procedure of whole machine is interlocked and is linked, in quenching process, tooth that can be with the automatic running of equipment to overcoat workpiece
Mouth deformation is effectively controlled, safe and reliable；
6th, Quick changing device of die structure is simple, replacing construction is short.The technical program is using air cylinder driven planar linkage machine
Structure, drives plate level to move left and right by linkage, reaches fixation and the disengaging of mould；
7th, Quick changing device of die adopts Pneumatic drive system, is swift in motion, facilitates, no impacts.Using Quenching press itself
Source of the gas and to the transformation of existing mold so that it may conveniently realize the quick change of mould, the element of use and working media low cost, just
In the automatic refit of existing machinery equipment, and environment is not polluted；
8th, the die change time is short, efficiency high.Existing structure, in more mold exchange, needs first dismantle overflow pipe and quenching oil
Cover, the screw of then come loose connecting mold and mold base, due to narrow space, when this screw is required for expending very long in dismounting
Between, then carry out mould with changing and installing, the Renewal process of whole casing mould needs 90-100 minute.The utility model carries
For casing mould fast replacing device change casing mould and only need to 4-6 minute, the time is short, efficiency high；
9th, simple to operate, labour intensity is low, the casing mould fast replacing device that the utility model provides, during more mold exchange, work
People only needs to press several buttons accordingly, just can achieve the dismounting of casing mould and installation, by be greatly enhanced this press from
Dynamicization degree, reduces the labour intensity of operating personnel, improves whole machine operating efficiency simultaneously.
Brief description
Accompanying drawing 1 is structural representation of the present utility model；
Accompanying drawing 2 is the structural representation of the utility model limited block；
Accompanying drawing 3 is the structural representation of the utility model lower position block guide holder；
Accompanying drawing 4 partly cuts open top view for the utility model accompanying drawing 3；
Accompanying drawing 5 is the structural representation of the utility model lower position block guide holder；
Accompanying drawing 6 partly cuts open top view for the utility model accompanying drawing 5；
Accompanying drawing 7 is the structural representation of the utility model mould quick change part；
Accompanying drawing 8 is the mounting structure schematic diagram of the utility model mold；
Accompanying drawing 9 is the structural representation of the utility model mold；
Accompanying drawing 10 is structural representation when the utility model plate is departed from mould grip；
Accompanying drawing 11 is the structural representation after the utility model plate is locked with mould grip.
Specific embodiment
In accompanying drawing 1 to 11, pressure ring under die cylinder under 1- main engine bed, 2-, 3-, 4- connecting rod, 5- workbench,
6- quenching oil cover, the inner cone of 7- ring-type, 7-1- " U-lag ", 8- spring, 9- screw rod, 10- limited block, 11 lower limits
Position block guide holder, 11-1- limited block pilot hole, 12 times moulds, 13- workpiece, 14- upper press ring, 15- upper limit position block guiding
Seat, 16- mold, 17- mold oil cylinder, 18- moving beam, 19- mold seat, 20- mould grip, 21- plate,
22- guide holder, 23- connecting rod, 24- hinge, 25- connecting plate, 26- mould quick change cylinder, 27- cylinder mounting plate, 28-
Elongated slot, 29- cannelure.
As shown in figure 1, lower die cylinder 2 is arranged on main engine bed 1, discoid lower pressure ring 3 lower end and lower die cylinder
In piston rod connect, the upper plane of lower pressure ring is installed with connecting rod 4, and connecting rod passes through the inner cone of workbench 5 and ring-type
Body 7 lower surface is connected, and the inner headed face of the inner cone of ring-type is taper seat；The mounting seat of lower mould 12 is fitted with annular
Limited block guide holder 11, uniformly has radially-directed hole 11-1 on the circumference of lower position block guide holder, guides in the hole at each
Match and limited block 10 is installed, the inner cone of ring-type is enclosed within the periphery of lower position block guide holder.
Mold oil cylinder 17 is provided with the moving beam in quenching oil cover 6, on the upper press ring 14 of ring-type plane with upper
The piston rod end of die cylinder is connected, and the lower plane of upper press ring is corresponding with the inner cone upper surface of ring-type；The upper limit of annular
Position block guide holder 15 is fitted in mold 16 bottom, will ensure that the upper limit position block guide holder of annular is concentric with mold when equipped.
Radially-directed hole is uniformly had on the circumference of upper limit position block guide holder, matches in each guiding in the hole and limited block 10 is installed,
The inner cone of ring-type is enclosed within the periphery of upper limit position block guide holder.
As shown in Fig. 2 limited block is column, its right side is cambered surface, and cambered surface is matched with the periphery of workpiece 13, right side
For inclined-plane, the gradient on its inclined-plane is matched with the inclined-plane of the internal conical surface of above-mentioned ring-type inner cone.
As shown in Figure 5,6, the circumference of lower position block guide holder 11 of annular uniformly has radially-directed hole 11-1, every
Individual guiding in the hole matches and is provided with limited block, and so each limited block can radially move pilot hole.
As shown in Figure 3,4, the big opening end face on the inner cone 7 of ring-type axially has " u "-shaped groove 7-1, " U " along it
The position of shape groove is corresponding with the pilot hole on above-mentioned lower position block guide holder 11 and upper limit position block guide holder 15, in limited block
Have on inclined-plane along its axial internal thread, screw rod 9 is provided with internal thread, screw rod is arranged on the shape inner cone 7 of above-mentioned ring
On " u "-shaped groove in, be arranged on spring 8 on screw rod and be located on the periphery of ring-type inner cone.
As shown in Fig. 7,8,9,10,11, mould quick change cylinder is fixedly mounted on moving beam, and the two ends of connecting rod 23 are passed through
Hinge 24 is connected with one end of the piston rod end in mould quick change cylinder and plate 21 respectively, and the other end of plate is " u "-shaped
Groove.
Above-mentioned quenching mould is to be combined by mould grip 20, mold base 19 and mould 16, and the upper end of mold base is fixed on
On moving beam, the lower end of mould grip and mould are fixedly linked, and the upper end of mould grip is inserted in mold base, on mould grip top
Have cannelure 29, mold base has symmetrical elongated slot 28 with the cannelure corresponding position on mould grip, in above-mentioned plate
" u "-shaped groove is inserted in the elongated slot on mould grip, and matches with the cannelure on mould grip.
During for ensureing that mould quick change cylinder moves up and down, plate can keep level to move left and right, on above-mentioned dynamic crossbeam
It is fixed with guide holder 22, one end of plate is inserted in the guiding in the hole in guide holder.
Accurately and firm for ensureing that mould quick change cylinder is fixed, cylinder mounting plate 27 is provided with dynamic crossbeam, then
Mould quick change cylinder is arranged on cylinder mounting plate.
For the ease of manufacturing and installing, the piston rod end in mould quick change cylinder is installed with connecting plate 25,
The groove being matched with connecting rod is had on connecting plate, connecting rod is arranged in groove and is connected with connecting plate by hinge.
The age of a draught animal stopping means course of work is as follows：
1st, in the mold by feed mechanism amplifier to workbench for the sleeve workpiece, workbench runs coaxial to upper and lower mould
Quenching position after；
2nd, master cylinder is connected to programmed instruction drive dynamic crossbeam, quenching oil cover, mold etc. and declines together, so that mold is inserted
Behind the quenching position of the inner hole of workpiece of red heat；Quenching position is that upper and lower quenching mould is contacted with the inner headed face being quenched workpiece, and makes
Upper and lower mould is concentric with the inner circle being quenched workpiece, to reduce the radial deformation during workpiece quenching.
3rd, fill quenching coolant into quenching oil cover, when starting to shrink at holding mould after the quick cooling of workpiece, due to the age of a draught animal
Place thinner thickness, first shrink put in place, this at present die cylinder and mold oil cylinder move up and down respectively, drive ring-type
Inner cone move up and down respectively, limited block radial contraction is promoted by taper seat thereon, makes the arc on limited block
Age of a draught animal external diameter in the workpiece of face is held tightly, limits it in the deformation in quenching it is ensured that the age of a draught animal and raceway become in quenching process
The uniformity of shape and controllability；
4th, after quenching terminates, lower die cylinder and mold oil cylinder drive respectively the inner cone of ring-type separately down with to
Mobile, pilot hole footpath in the elastic force effect lower edge upper and lower limited block guide holder of spring for the limited block is displaced outwardly, by workpiece pine
Open, moving beam upwards, drives the quenching oil cover that is arranged on moving beam and mold rises to upper, treat that next follows simultaneously
Ring quenches；
5th, following four situation occurs after the completion of quenching：
1）If workpiece and upper and lower mould are thoroughly separately, the normal automatic running of equipment；
2）If workpiece and upper and lower mould are all not separated by, equipment master cylinder system has delayed alarm function；
3）If workpiece and lower mould are not separated by, the merely arm-and-hand system that goes in equipment no expects can use, arm-and-hand system
Delayed alarm；
4）If workpiece and mold are not separated by, detect air cylinder driven piston rod and detecting head is moved to the left through quenching
Hole on oil cover is detected, if mold does not have workpiece, detects and has with mold correspondence position on cylinder quenching oil cover
After the hole passing through for piston rod in cylinder moves into place, magnetic switch switch connection, illustrate that the location of workpiece is normal, detecting head returns
Position.If mold and workpiece adhesion, detection cylinder location switch is obstructed, illustrates that the location of workpiece is abnormal, workpiece detecting head time delay
Return, system sends workpiece dystopy alarm signal, and equipment carries out the secondary demoulding automatically simultaneously, if the secondary demoulding is still unsuccessful,
System sends sound and light alarm signal autostop again, reminds such accident of operator's artificial treatment.
The course of work of die change is as follows：
1st, when needing more mold exchange, press oil cover and decline button, now quenching oil cover, dynamic crossbeam and quenching mould assembly
Decline, decline when contacting with mobile work platform when quenching mould assembly bottom and stop；
2nd, press mould release button, now mould quick change cylinder rises, drive connecting plate and connecting rod to move up, pass through
The guiding of guide holder, drives the " u "-shaped groove level in plate to be moved rearwards by, exits the cannelure in mould grip, mould grip and mould
Tool is separated with mold base, as shown in Figure 10；
3rd, press oil cover and rise button, quenching oil cover, dynamic crossbeam and mold base rise and put in place, mould grip and mould and mould
After seat disengaging in mobile work platform, press mobile work platform forwarding button, mobile work platform and mould grip and mould move extremely
Outside quenching oil cover；
4th, remove the mould grip pulled down and mould, put into mould grip that is stand-by or need to changing and mould, mobile work platform and
Mould returns；
5th, press oil cover and decline button, now quenching oil cover, dynamic crossbeam and mold base decline, and make mould grip and mould and mould
Tool seat suitably contacts, and after being adjusted to correct position, continues decline and puts in place；
6th, press mould and connect button, now mould quick change cylinder declines, drive connecting plate, connecting rod to move down, and make
Plate is moved forward by guide holder, so that the " u "-shaped groove in plate is inserted in the cannelure in mould grip, by mould grip and mould
Seat pins, as shown in figure 11；
7th, press SR, all reset treat material state to original, and more mold exchange completes.
The casing mould fast replacing device that the utility model provides, operator only need to press several buttons and just can complete mould
Dismounting, installation and the replacing of tool, needs when eliminating more mold exchange to dismount overflow pipe, quenching oil cover and mould attachment screw etc.
Serial operation is numerous and diverse and artificial operating process that labour intensity is high, quick, save time, efficient, safe and reliable, its die change
Time is about 1st/15th of prior art.
Claims (5)
1. a kind of quenching machine with mould quick change and age of a draught animal stopping means, including main engine bed, workbench, installs on the table
Lower mould and the quenching oil cover that is arranged on dynamic crossbeam and be arranged on mold in quenching oil cover it is characterised in that in work
Platform（5）Lower section is provided with lower die cylinder（2）, the lower pressure ring of plate-like（3）The piston rod end phase of lower plane and lower die cylinder
Even, the upper plane of lower pressure ring is installed with connecting rod（4）, connecting rod is through inner cone (7) lower surface of workbench and ring-type
It is connected, the inner headed face of the inner cone of ring-type is taper seat；In lower mould（12）Mounting seat on be fitted with annular lower position block
Guide holder (11), uniformly has radially-directed hole (11-1) on the circumference of lower position block guide holder, guides in the hole phase at each
Join and limited block (10) is installed, the inner cone of ring-type is enclosed within the periphery of lower position block guide holder；
In quenching oil cover（6）Mold oil cylinder is provided with interior moving beam（17）, the upper press ring of ring-type（14）Upper plane with
The piston rod end of mold oil cylinder is connected, and the lower plane of upper press ring is corresponding with the inner cone upper surface of ring-type；Annular is upper
Limited block guide holder（15）It is fitted in mold（16）Bottom, uniformly has radially-directed on the circumference of upper limit position block guide holder
Hole, matches in each guiding in the hole and is provided with limited block (10), the inner cone of ring-type is enclosed within the periphery of upper limit position block guide holder
On；
Above-mentioned mold is by mould grip（20）, mold base（19）And mould（16）Combine, the upper end of mold base is fixed on
Moving beam（18）On, the lower end of mould grip and mould are fixedly linked, and the upper end of mould grip is inserted in mold base, in mould grip
Top has cannelure（29）, mold base has symmetrical elongated slot with the cannelure corresponding position on mould grip（28）；Quenching
Mould quick change cylinder is provided with the moving beam in kerosene cover（26）, connecting rod（23）Two ends pass through hinge（24）Respectively with mould
Piston rod end in tool quick change cylinder and plate（21）One end be connected, the other end of plate is " u "-shaped groove, and " u "-shaped groove is inserted
It is contained in the elongated slot on mould grip, and match with the cannelure on mould grip.
2. the quenching machine with mould quick change and age of a draught animal stopping means according to claim 1 is it is characterised in that above-mentioned
Moving beam（18）On be fixed with guide holder（22）, plate（21）One end be inserted in the guiding in the hole in guide holder.
3. the quenching machine with mould quick change and age of a draught animal stopping means according to claim 2 is it is characterised in that above-mentioned
Mould quick change cylinder（26）In piston rod end be installed with connecting plate（25）, connecting plate has and connecting rod（23）Phase
The groove joined, connecting rod is arranged in groove and passes through hinge（24）It is connected with connecting plate.
4. the quenching machine with mould quick change and age of a draught animal stopping means according to claim 3 is it is characterised in that above-mentioned limit
Position block (10) is column, and one end is cambered surface, cambered surface and workpiece（13）Periphery matches, and other end is inclined-plane, its inclined-plane
Gradient match with the inclined-plane of the internal conical surface of above-mentioned ring-type inner cone.
5. the quenching machine with mould quick change and age of a draught animal stopping means according to claim 4 is it is characterised in that above-mentioned
Axially " u "-shaped groove is had along it on big opening end face on the inner cone (7) of ring-type（7-1）, the position of " u "-shaped groove with above-mentioned under
Limited block guide holder (11) and upper limit position block guide holder（15）On pilot hole corresponding, the inclined-plane of limited block (10) has
Along its axial internal thread, screw rod is provided with internal thread（9）, screw rod is arranged on " U " on the shape inner cone (7) of above-mentioned ring
In shape groove, it is arranged on the spring on screw rod（8）On the periphery of ring-type inner cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620653713.2U CN205933918U (en) | 2016-06-28 | 2016-06-28 | Take mould quick change and age of a draught animal stop device's quench machining tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620653713.2U CN205933918U (en) | 2016-06-28 | 2016-06-28 | Take mould quick change and age of a draught animal stop device's quench machining tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205933918U true CN205933918U (en) | 2017-02-08 |
Family
ID=57929745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620653713.2U Withdrawn - After Issue CN205933918U (en) | 2016-06-28 | 2016-06-28 | Take mould quick change and age of a draught animal stop device's quench machining tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205933918U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105907934A (en) * | 2016-06-28 | 2016-08-31 | 宁夏机械研究院股份有限公司 | Quench machining tool with rapid mold changing device and thread opening limiting device |
-
2016
- 2016-06-28 CN CN201620653713.2U patent/CN205933918U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105907934A (en) * | 2016-06-28 | 2016-08-31 | 宁夏机械研究院股份有限公司 | Quench machining tool with rapid mold changing device and thread opening limiting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170208 Effective date of abandoning: 20171208 |