CN209140405U - Novel evacuated sucker liquid nitrogen Cooling fixture - Google Patents
Novel evacuated sucker liquid nitrogen Cooling fixture Download PDFInfo
- Publication number
- CN209140405U CN209140405U CN201822060879.5U CN201822060879U CN209140405U CN 209140405 U CN209140405 U CN 209140405U CN 201822060879 U CN201822060879 U CN 201822060879U CN 209140405 U CN209140405 U CN 209140405U
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- Prior art keywords
- cooling
- fixture
- liquid nitrogen
- plug
- novel evacuated
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- 238000001816 cooling Methods 0.000 title claims abstract description 90
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 239000007788 liquid Substances 0.000 title claims abstract description 35
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 31
- 241000252254 Catostomidae Species 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 28
- 230000000875 corresponding Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 239000002826 coolant Substances 0.000 abstract description 3
- 238000003912 environmental pollution Methods 0.000 abstract description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 235000019628 coolness Nutrition 0.000 description 54
- 238000005520 cutting process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000839 emulsion Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 230000000750 progressive Effects 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model discloses a kind of novel evacuated sucker liquid nitrogen Cooling fixtures, including upper layer fixture and lower layer's fixture, the upper surface of the upper layer fixture is equipped with several seal grooves, and several seal grooves enclose several sealing units in the upper surface of upper layer fixture, and the center of the sealing unit has venthole；Setting sealing strip enclosure is at vacuum suction region in the seal groove；The upper surface of lower layer's fixture is recessed to form cavity, cooling circuit and plug component are equipped in the cavity, the cooling circuit includes cooling pipe and several cooling rings, the cooling pipe includes cooling general pipeline and cooling supervisor, lower layer's fixture is equipped with vacuum pipe, and the vacuum pipe connects vacuum pump.The utility model provides a kind of novel evacuated sucker liquid nitrogen Cooling fixture, replaces coolant liquid to radiate workpiece using liquid nitrogen, not only excellent in heat dissipation effect, and reduce environmental pollution, reduces entreprise cost.
Description
Technical field
The utility model relates to produce technical field of auxiliary equipment, and in particular to a kind of cooling folder of novel evacuated sucker liquid nitrogen
Tool.
Background technique
In modern mechanical product part, medium and small shape part occupies quite high ratio, especially current electronics and boat
Empty industry, non-ferrous metal and nonmetallic sheet parts are using extensively, and the requirement of these element precisions is quite high, and difficulty of processing is big,
In clamping and processing, heat caused by high-speed cutting is easy that workpiece is made to deform, and causes processed part quality up to not
To drawing requirement.In order to avoid the generation of this phenomenon, the effective ways processed at present are to use vacuum chuck clamping, and stress is equal
It is even, it is cooling with emulsion in process.It is equally known that these emulsions will be removed immediately more with after a period of time in industry
It changes, especially summer, these liquid are easiest to go bad smelly.With society be constantly progressive, everybody to environmental protection consciousness again
It improves, produced waste liquid does not allow arbitrarily disorderly to fall.It is currently collection and uniform disposal, handling per ton is up to 3000-4000 member, this
It is a no small expenditure for medium-sized and small enterprises, not only increases business burden, but also polluted environment.For this purpose, we devise one
Covering device, it is cooling to use nitrogen in process instead, does not have to emulsion, workpiece heat dissipation can reach same effect.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of novel evacuated sucker liquid nitrogen Cooling fixtures, utilize
Liquid nitrogen replaces coolant liquid to radiate workpiece, not only excellent in heat dissipation effect, and reduces environmental pollution, and reduces entreprise cost.
In order to solve the above technical problems, the technical solution that the utility model uses is: providing a kind of novel evacuated suction
Disk liquid nitrogen Cooling fixture, including chuck body, the chuck body include upper layer fixture and lower layer's fixture, the upper layer fixture with
Lower layer's fixture is detachably connected；
The upper surface of the upper layer fixture is equipped with several criss-cross seal grooves, and all lateral seal grooves are mutual
In parallel, all longitudinal seal grooves are parallel to each other, and several criss-cross seal grooves are enclosed in the upper surface of upper layer fixture
At several sealing units, the center of the sealing unit has venthole；Sealing strip enclosure is arranged in the seal groove to come true
Empty binding domain；
The upper surface of lower layer's fixture is recessed to form cavity, and cooling circuit and plug component, institute are equipped in the cavity
It states plug component and venthole corresponds, the cooling circuit includes cooling pipe and several cooling rings, the cooling ring one
One is correspondingly arranged at the periphery of plug component, and the cooling pipe includes cooling general pipeline and cooling supervisor, adjacent two column cooling ring it
Between be equipped with cooling supervisor, the cooling supervisor passes through the cooling ring of the cooling branch pipe connection left and right sides, all coolings respectively
Supervisor is connected to cooling general pipeline, the liquid nitrogen plan outside the cooling general pipeline connection；
Lower layer's fixture is equipped with vacuum pipe, and the vacuum pipe connects vacuum pump.
It further says, the plug component includes plug connecting rod, plug and casing, and the upper end of described sleeve pipe has opening
And lower end closed, the lower end of described sleeve pipe are fixedly connected with the bottom wall of cavity, the upper end of the plug connecting rod is fixedly connected with plug,
Lower end is located in casing and is connect by spring with its bottom；The plug is sealed plasthetic head, the lower end of the plug connecting rod
Location structure is equipped between casing.
It further says, the location structure specifically: the lower end of one of described plug connecting rod side wall is equipped with cross
To the first raised line, one of described sleeve pipe inner wall be equipped with the second raised line corresponding with the first raised line, described first is convex
The section of item and the second raised line is all arc.
It further says, the junction of the upper layer fixture and lower layer's fixture is equipped with sealing strip.
It further says, the venthole is circle.
It further says, the plug is set as cylindrical body, and the diameter of the cylindrical body is identical as the diameter of the venthole.
It further says, the lower end of the cylindrical body extends to form a circle sealing edge, the diameter of the sealing edge to the periphery
Greater than the diameter of cylindrical body.
It further says, described sleeve pipe is square casing, the plug connecting rod that the plug connecting rod is square.
It further says, realizes that the mode being detachably connected between the upper layer fixture and lower layer's fixture is clamping.
It further says, all cooling branch pipes are all equipped with the valve that control cooling ring is passed through liquid nitrogen.
The utility model has the beneficial effects that
Upper layer fixture and lower layer's fixture are assembled, the plug component of lower layer's fixture and the venthole one of upper layer fixture are a pair of
It answers, the plug of plug component blocks venthole；Then, sealing strip is placed in the seal groove of upper layer fixture, according to workpiece
Shapes and sizes enclosure squeezes the plug in the venthole of vacuum suction region, plug is in plug at required vacuum suction region
Under the action of connecting rod and spring, venthole is moved downward away from, continues to push, plug between plug connecting rod and casing due to determining
Bit architecture and fix, make not contact between plug and venthole, in this way, open vacuum pump, the vacuum suction area of sealing strip enclosure
Vacuum adsorption force is generated in domain, is realized by negative pressure and processing is clamped to workpiece, meanwhile, liquid nitrogen pair is passed through in cooling circuit
Workpiece cooling；The utility model at least has several advantages that
One, cooling using liquid nitrogen, workpiece radiating rate is fast, and workpiece is not easy to deform, and dimensional accuracy consistency is good, and quality obtains
To guarantee, replace coolant liquid, reduce environmental pollution, reduces enterprise's manufacturing cost；The design of cooling circuit is reasonable, and cooling rate is equal
Even, high in machining efficiency, saving fee of material reduces cost；
Two, chuck body includes dismountable upper layer fixture and lower layer's fixture, easy to loading and unloading, simple and compact for structure, can be fitted
A variety of various sizes of parts are answered, quickly remodeling to Multi-varieties and Small-batch Production is realized, cutting force, cutting vibration etc. can be reduced
The workpiece of generation deforms；Due in vacuum suction region, making parts to be processed by equally distributed clamping force, can greatly reduce
Because workpiece deforms caused by clamping force, the machining accuracy and surface roughness of part are improved, processing efficiency is improved, reduction is processed into
This, securely and reliably；
Three, the lower end of plug extends to form sealing edge to the periphery, improves the sealing effect that plug blocks venthole, improves true
Empty adsorption capacity；
Four, location structure specifically: the lower end of one of plug connecting rod side wall is equipped with the first lateral raised line, casing
One of inner wall be equipped with the second raised line corresponding with the first raised line, plug push pass through the first raised line and the second raised line phase
Realization positioning is mutually blocked to extract plug connecting rod from casing since the section of the first raised line and the second raised line is all arc and be
Positioning can be cancelled, and plug pops up under the bounce of spring, it is reasonable in design, it is easy to use；
Five, cooling branch pipe is equipped with the valve that control liquid nitrogen is passed through, can be according to the shape of workpiece and vacuum suction region
Size, the corresponding valve for opening cooling branch pipe are passed through liquid nitrogen, and using flexible saves cost, avoids wasting.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the upper layer fixture of the utility model；
Fig. 2 is the structural schematic diagram of lower layer's fixture of the utility model；
Fig. 3 is the structural schematic diagram of the plug component of the utility model；
The appended drawing reference of each section is as follows in figure:
Upper layer fixture 1, vacuum pipe 21, seal groove 3, sealing unit 4, venthole 5, plug component 6, blocks up lower layer's fixture 2
Head connecting rod 61, the first raised line 611, plug 62, sealing edge 621, casing 63, the second raised line 631, spring 64, sealing strip 7, cooling
Ring 8, cooling general pipeline 9, cooling supervisor 10 and cooling branch pipe 11.
Specific embodiment
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.Without departing substantially from this
In the case where utility model spirit and essence, to modifications or substitutions made by the utility model method, step or condition, belong to
The protection scope of the utility model.
Embodiment: a kind of novel evacuated sucker liquid nitrogen Cooling fixture, as shown in Figure 1-Figure 3, including chuck body, the folder
Having ontology includes upper layer fixture 1 and lower layer's fixture 2, and the upper layer fixture is detachably connected with lower layer's fixture；
The upper surface of the upper layer fixture is equipped with several criss-cross seal grooves 3, all lateral seal groove phases
Mutually parallel, all longitudinal seal grooves are parallel to each other, and several criss-cross seal grooves are enclosed in the upper surface of upper layer fixture
Several sealing units 4 are synthesized, the center of the sealing unit has venthole 5；7 enclosure of sealing strip is set in the seal groove
At vacuum suction region；
The upper surface of lower layer's fixture is recessed to form cavity, and cooling circuit and plug component 6, institute are equipped in the cavity
It states plug component and venthole corresponds, the cooling circuit includes cooling pipe and several cooling rings 8, the cooling ring one
One is correspondingly arranged at the periphery of plug component, and the cooling pipe includes cooling general pipeline 9 and cooling supervisor 10, adjacent two column cooling ring
Between be equipped with cooling supervisor, the cooling supervisor is all described respectively by the cooling ring of the cooling connection of branch pipe 11 left and right sides
Cooling supervisor be connected to cooling general pipeline, the cooling general pipeline be connected to outside liquid nitrogen plan (not shown out)；
Lower layer's fixture is equipped with vacuum pipe 21, vacuum pipe connection vacuum pump (not shown go out).
When assembling, the lower surface of the upper layer fixture fits in the upper surface of lower layer's fixture.
The plug component 6 includes plug connecting rod 61, plug 62 and casing 63, the upper end of described sleeve pipe have opening and under
End seal is closed, and the lower end of described sleeve pipe is fixedly connected with the bottom wall of cavity, and the upper end of the plug connecting rod is fixedly connected with plug, lower end
It is connect in casing and through spring 64 with its bottom；The plug be sealed plasthetic head, the lower end of the plug connecting rod with
Location structure is equipped between casing.
The location structure specifically: the lower end of one of described plug connecting rod side wall is equipped with the first lateral raised line
611, one of described sleeve pipe inner wall is equipped with the second raised line 631 corresponding with the first raised line, first raised line and the
The section of two raised lines is all arc.
The junction of the upper layer fixture and lower layer's fixture is equipped with sealing strip (not shown go out).
The venthole is circle.
The plug is set as cylindrical body, and the diameter of the cylindrical body is identical as the diameter of the venthole.
The lower end of the cylindrical body extends to form a circle sealing edge 621 to the periphery, and the diameter of the sealing edge is greater than cylinder
The diameter of body.
Described sleeve pipe is square casing, the plug connecting rod that the plug connecting rod is square.
Realize that the mode being detachably connected between the upper layer fixture and lower layer's fixture is clamping.
All cooling branch pipes are all equipped with the valve that control cooling ring is passed through liquid nitrogen.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those skilled in the art, other various forms of variations or change can also be made on the basis of the above description
It is dynamic.Here without exhaustion.And the guarantor that obvious changes or variations extended from this are created still in the utility model
It protects among range.
Claims (10)
1. a kind of novel evacuated sucker liquid nitrogen Cooling fixture, it is characterised in that: including chuck body, the chuck body includes upper
Layer fixture (1) and lower layer's fixture (2), the upper layer fixture are detachably connected with lower layer's fixture；
The upper surface of the upper layer fixture is equipped with several criss-cross seal grooves (3), and all lateral seal grooves are mutual
In parallel, all longitudinal seal grooves are parallel to each other, and several criss-cross seal grooves are enclosed in the upper surface of upper layer fixture
At several sealing units (4), the center of the sealing unit has venthole (5)；Sealing strip (7) are set in the seal groove
Enclosure is at vacuum suction region；
The upper surface of lower layer's fixture is recessed to form cavity, and cooling circuit and plug component (6) are equipped in the cavity, described
Plug component and venthole correspond, and the cooling circuit includes cooling pipe and several cooling rings (8), the cooling ring one
One is correspondingly arranged at the periphery of plug component, and the cooling pipe includes cooling general pipeline (9) and cooling supervisor (10), and adjacent two column are cold
But cooling supervisor is equipped between ring, the cooling supervisor passes through the cooling ring of cooling branch pipe (11) connection left and right sides, institute respectively
There is the cooling supervisor to be connected to cooling general pipeline, the liquid nitrogen plan outside the cooling general pipeline connection；
Lower layer's fixture is equipped with vacuum pipe (21), and the vacuum pipe connects vacuum pump.
2. novel evacuated sucker liquid nitrogen Cooling fixture according to claim 1, it is characterised in that: the plug component (6)
Including plug connecting rod (61), plug (62) and casing (63), the upper end of described sleeve pipe has opening and lower end closed, described sleeve pipe
Lower end be fixedly connected with the bottom wall of cavity, the upper end of the plug connecting rod is fixedly connected with plug, and lower end is located in casing and logical
Spring (64) is crossed to connect with its bottom；The plug is sealed plasthetic head, is equipped between the lower end and casing of the plug connecting rod
Location structure.
3. novel evacuated sucker liquid nitrogen Cooling fixture according to claim 2, it is characterised in that: the location structure is specific
Are as follows: the lower end of one of described plug connecting rod side wall is equipped with lateral the first raised line (611), one of described sleeve pipe
Inner wall is equipped with the second raised line (631) corresponding with the first raised line, and the section of first raised line and the second raised line is all arc.
4. novel evacuated sucker liquid nitrogen Cooling fixture according to claim 1, it is characterised in that: the upper layer fixture and institute
The junction for stating lower layer's fixture is equipped with sealing strip.
5. novel evacuated sucker liquid nitrogen Cooling fixture according to claim 2, it is characterised in that: the venthole is circle
Shape.
6. novel evacuated sucker liquid nitrogen Cooling fixture according to claim 5, it is characterised in that: the plug is set as cylinder
Body, the diameter of the cylindrical body are identical as the diameter of the venthole.
7. novel evacuated sucker liquid nitrogen Cooling fixture according to claim 6, it is characterised in that: the lower end of the cylindrical body
A circle sealing edge (621) is extended to form to the periphery, and the diameter of the sealing edge is greater than the diameter of cylindrical body.
8. novel evacuated sucker liquid nitrogen Cooling fixture according to claim 2, it is characterised in that: described sleeve pipe is square
Casing, the plug connecting rod that the plug connecting rod is square.
9. novel evacuated sucker liquid nitrogen Cooling fixture according to claim 1, it is characterised in that: realize the upper layer fixture
The mode being detachably connected between lower layer's fixture is clamping.
10. novel evacuated sucker liquid nitrogen Cooling fixture according to claim 1, it is characterised in that: all cooling branch
Pipe is all equipped with the valve that control cooling ring is passed through liquid nitrogen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822060879.5U CN209140405U (en) | 2018-12-10 | 2018-12-10 | Novel evacuated sucker liquid nitrogen Cooling fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822060879.5U CN209140405U (en) | 2018-12-10 | 2018-12-10 | Novel evacuated sucker liquid nitrogen Cooling fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209140405U true CN209140405U (en) | 2019-07-23 |
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ID=67289595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822060879.5U Active CN209140405U (en) | 2018-12-10 | 2018-12-10 | Novel evacuated sucker liquid nitrogen Cooling fixture |
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| Country | Link |
|---|---|
| CN (1) | CN209140405U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110900490A (en) * | 2019-12-17 | 2020-03-24 | 苏州精锐精密机械有限公司 | Stress-free fixing device based on freezing disc |
| CN111515644A (en) * | 2020-04-28 | 2020-08-11 | 青岛科技大学 | Novel battery disassembling equipment and method |
-
2018
- 2018-12-10 CN CN201822060879.5U patent/CN209140405U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110900490A (en) * | 2019-12-17 | 2020-03-24 | 苏州精锐精密机械有限公司 | Stress-free fixing device based on freezing disc |
| CN110900490B (en) * | 2019-12-17 | 2021-11-19 | 苏州精锐精密机械有限公司 | Stress-free fixing device based on freezing disc |
| CN111515644A (en) * | 2020-04-28 | 2020-08-11 | 青岛科技大学 | Novel battery disassembling equipment and method |
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| GR01 | Patent grant |