CN220992763U - Screw vacuum pump body die capable of being embedded with stainless steel bushing - Google Patents
Screw vacuum pump body die capable of being embedded with stainless steel bushing Download PDFInfo
- Publication number
- CN220992763U CN220992763U CN202322261021.6U CN202322261021U CN220992763U CN 220992763 U CN220992763 U CN 220992763U CN 202322261021 U CN202322261021 U CN 202322261021U CN 220992763 U CN220992763 U CN 220992763U
- Authority
- CN
- China
- Prior art keywords
- pump body
- embedded
- stainless steel
- vacuum pump
- lining
- 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.)
- Active
Links
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 16
- 239000010935 stainless steel Substances 0.000 title claims abstract description 16
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 238000001746 injection moulding Methods 0.000 claims description 11
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000005266 casting Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 4
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000005260 corrosion Methods 0.000 abstract description 3
- 229910052742 iron Inorganic materials 0.000 abstract description 2
- 238000005728 strengthening Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 241000826860 Trapezium Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a screw vacuum pump body die capable of being embedded with a stainless steel bushing, and relates to the technical field of vacuum pump body dies. The utility model comprises a pump shell, wherein an inner cavity is formed in the center of the inside of the pump shell, an inner lining sleeve is clamped in the inner cavity, a locking limiting mechanism is arranged on the outer surface of the inner lining sleeve, and reinforcing plates are fixed at the centers of the upper end and the lower end of the inner lining sleeve. According to the utility model, the inner shell core of the original mold is replaced by the stainless steel inner lining sleeve on the basis of the iron casting mold, the prefabricated inner lining sleeve is embedded into the mold for casting without changing the original casting process, so that the pump body mold with the corrosion resistance effect can be obtained.
Description
Technical Field
The utility model belongs to the technical field of vacuum pump body molds, and particularly relates to a screw vacuum pump body mold capable of being embedded with a stainless steel bushing.
Background
Vacuum pumps refer to devices or apparatus that draw air from a container being evacuated using mechanical, physical, chemical, or physicochemical means to obtain a vacuum. In general, vacuum pumps are devices for improving, creating and maintaining vacuum in a closed space by various methods, and various molds and tools for injection molding, blow molding, extrusion, die casting or forging, smelting, stamping, etc. are used in the mold industry to obtain the desired products. In short, a mold is a tool used to make a molded article, which is made up of various parts, with different molds being made up of different parts.
When the screw vacuum pump body is processed, injection molding is needed, but the die and the pump body die made of cast iron cannot be used universally, and the die needs to be replaced to cause secondary investment, so that the cost is greatly increased.
Disclosure of utility model
Aiming at the defects in the prior art, the utility model provides the screw vacuum pump body die capable of being embedded with the stainless steel bushing, which can effectively solve the problems in the prior art.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
The utility model relates to a pump body mould of a screw vacuum pump, which can be internally embedded with a stainless steel bushing, and comprises a pump shell, wherein an inner cavity is formed in the center of the inside of the pump shell, an injection port is formed in the center of the upper end of the pump shell, an inner lining sleeve is clamped in the inner cavity, a locking limiting mechanism is arranged on the outer surface of the inner lining sleeve, and reinforcing plates are fixed at the centers of the upper end and the lower end of the inner lining sleeve.
Further, the center of the upper end face of the lining piece sleeve is provided with a connecting end, and the connecting end is embedded into the injection molding port.
Further, locking stop gear includes location fastener and reinforcement fastener, the location fastener is the symmetry and fixes both ends face around lining member cover, and the cross section of location fastener is T font structure, the inner wall at the location fastener is fixed to the reinforcement fastener, and the cross section of reinforcement fastener is trapezium structure.
Further, the reinforcing plate is of an inverted triangle structure, and connecting pieces are arranged on the left side and the right side of the reinforcing plate.
Further, the inner wall of the lining sleeve is provided with a high-temperature resistant layer, and the high-temperature resistant layer is uniformly distributed along the inner wall of the lining sleeve.
Further, the inside of inside lining spare cover is provided with the strengthening rib body, and the strengthening rib body is along inside evenly distributed of inside lining spare cover, the lower extreme of the strengthening rib body is connected with the connecting rod.
The utility model has the following beneficial effects:
According to the utility model, the inner shell core of the original mold is replaced by the stainless steel inner lining sleeve on the basis of the iron casting mold, the prefabricated inner lining sleeve is embedded into the mold for casting without changing the original casting process, so that the pump body mold with the corrosion resistance effect can be obtained.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a pump housing of the present utility model;
FIG. 2 is a schematic view of a liner sleeve of the present utility model;
FIG. 3 is a schematic cross-sectional view of a liner sleeve of the present utility model;
fig. 4 is an enlarged partial schematic view of fig. 3a according to the present utility model.
In the drawings, the list of components represented by the various numbers is as follows:
1. A pump housing; 2. an inner cavity; 3. an injection molding port; 4. a liner sleeve; 5. a connection end; 6. a positioning clamp; 7. reinforcing the clamping piece; 8. a reinforcing plate; 9. a connecting piece; 10. a high temperature resistant layer; 11. a reinforcing rib body; 12. and (5) connecting ribs.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-4, the utility model discloses a pump body mold of a screw vacuum pump capable of being embedded with a stainless steel bushing, which comprises a pump housing 1, wherein an inner cavity 2 is formed in the center of the inside of the pump housing 1, an injection port 3 is formed in the center of the upper end of the pump housing 1, an inner lining sleeve 4 is clamped in the inner cavity 2, a locking limiting mechanism is arranged on the outer surface of the inner lining sleeve 4, and reinforcing plates 8 are fixed in the centers of the upper end and the lower end of the inner lining sleeve 4.
Wherein as shown in fig. 2, the up end central authorities of inside lining spare cover 4 are provided with link 5, and link 5 embedding injection molding port 3 is inside, specifically, through the link 5 and the injection molding port 3 cooperation that set up, not only can be spacing to inside lining spare cover 4, can avoid inside lining spare cover 4 to appear the skew, can also guide convenient follow-up to the injection molding liquid simultaneously.
As shown in fig. 2-4, the locking and limiting mechanism comprises a positioning clamping piece 6 and a reinforcing clamping piece 7, the positioning clamping piece 6 is symmetrically fixed at the front end face and the rear end face of the lining piece sleeve 4, the cross section of the positioning clamping piece 6 is of a T-shaped structure, the reinforcing clamping piece 7 is fixed on the inner wall of the positioning clamping piece 6, the cross section of the reinforcing clamping piece 7 is of a trapezoid structure, specifically, the arranged positioning clamping piece 6 is matched with the reinforcing clamping piece 7, the wrapping firmness of molten steel after casting is improved, and the molten steel is not easy to shift.
As shown in fig. 2-3, the reinforcing plate 8 has an inverted triangle structure, the left and right sides of the reinforcing plate 8 are provided with connecting pieces 9, specifically, reinforcing plates 8 are added in grooves at the upper end and the lower end of the lining sleeve 4, the reinforcing plate is firmer and not easy to deform, the service life of equipment can be ensured, and the connecting pieces 9 can reinforce the reinforcing plate 8.
As shown in fig. 2-3, the inner wall of the inner liner sleeve 4 is provided with a high temperature resistant layer 10, and the high temperature resistant layer 10 is uniformly distributed along the inner wall of the inner liner sleeve 4, specifically, the high temperature resistant layer 10 is an inorganic high temperature resistant coating, so that the inner liner sleeve has good heat resistant effect.
Wherein as shown in fig. 4, inside that lining spare overlaps 4 is provided with the strengthening rib body 11, and the strengthening rib body 11 is along the inside evenly distributed of lining spare cover 4, and the lower extreme of the strengthening rib body 11 is connected with connecting rib 12, specifically, can increase the intensity of lining spare cover 4 through the strengthening rib body 11 that sets up, and lining spare cover 4 appears damaging the fracture when can avoiding moulding plastics, and influences the follow-up use, and the compactness that the connecting rib 12 that sets up can increase the connecting of the strengthening rib body 11.
Working principle: firstly, it should be noted that the high temperature resistant layer 10 arranged on the inner side of the lining sleeve 4 is inorganic high temperature resistant paint, good heat resistant effect is achieved, the strength of the lining sleeve 4 can be increased by the aid of the arranged reinforcing rib 11, breakage and fracture of the lining sleeve 4 during injection molding can be avoided, subsequent use is affected, the tightness of connection of the reinforcing rib 11 can be increased by the aid of the arranged connecting rib 12, the arranged positioning clamping piece 6 is matched with the reinforcing clamping piece 7, the firmness of molten steel wrapping after casting is improved, shifting is not easy to occur, the connecting end 5 is matched with the injection molding port 3, the lining sleeve 4 can be limited, deflection of the lining sleeve 4 can be avoided, meanwhile, convenience can be brought to follow-up injection molding liquid, the reinforcing plate 8 is additionally arranged in grooves at the upper end and the lower end of the lining sleeve 4, the service life of equipment can be guaranteed, and the reinforcing plate 8 can be reinforced by the connecting piece 9.
Secondly, through reforming transform on the basis of cast iron spare mould, replace the inner shell core of former mould with the interior lining member cover 4 of stainless steel, not changing former casting technology, the casting in embedding mould of prefabricated lining member cover 4, can obtain the pump body mould of corrosion-resistant effect, because lining member cover 4 can adjust, can adjust according to the structure size difference of the vacuum pump body, need not change the mould and cause the secondary to throw into, can reduce cost.
The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.
Claims (6)
1. The utility model provides a but embedded stainless steel bush's screw vacuum pump body mould, includes pump housing (1), its characterized in that, interior cavity (2) have been seted up at the inside central authorities of pump housing (1), injection port (3) have been seted up to the upper end central authorities position of pump housing (1), the inside joint of interior cavity (2) has inside lining cover (4), the surface of inside lining cover (4) is provided with locking stop gear, the upper and lower both ends central authorities of inside lining cover (4) are fixed with gusset plate (8).
2. The screw vacuum pump body mold capable of being embedded with the stainless steel bushing according to claim 1, wherein a connecting end (5) is arranged in the center of the upper end face of the lining piece sleeve (4), and the connecting end (5) is embedded into the injection molding port (3).
3. The screw vacuum pump body die with the embedded stainless steel bushing according to claim 1, wherein the locking limiting mechanism comprises a positioning clamping piece (6) and a reinforcing clamping piece (7), the positioning clamping piece (6) is symmetrically fixed on the front end face and the rear end face of the lining piece sleeve (4), the cross section of the positioning clamping piece (6) is of a T-shaped structure, the reinforcing clamping piece (7) is fixed on the inner wall of the positioning clamping piece (6), and the cross section of the reinforcing clamping piece (7) is of a trapezoid structure.
4. The screw vacuum pump body die capable of being embedded with the stainless steel bushing according to claim 1, wherein the reinforcing plate (8) is of an inverted triangle structure, and connecting pieces (9) are arranged on the left side and the right side of the reinforcing plate (8).
5. The screw vacuum pump body mold capable of being embedded with the stainless steel bushing according to claim 1, wherein the inner wall of the inner lining piece sleeve (4) is provided with a high temperature resistant layer (10), and the high temperature resistant layer (10) is uniformly distributed along the inner wall of the inner lining piece sleeve (4).
6. The screw vacuum pump body mold capable of being internally provided with the stainless steel bushing according to claim 1, wherein the inside of the lining piece sleeve (4) is provided with reinforcing rib bodies (11), the reinforcing rib bodies (11) are uniformly distributed along the inside of the lining piece sleeve (4), and the lower ends of the reinforcing rib bodies (11) are connected with connecting ribs (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322261021.6U CN220992763U (en) | 2023-08-22 | 2023-08-22 | Screw vacuum pump body die capable of being embedded with stainless steel bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322261021.6U CN220992763U (en) | 2023-08-22 | 2023-08-22 | Screw vacuum pump body die capable of being embedded with stainless steel bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220992763U true CN220992763U (en) | 2024-05-24 |
Family
ID=91125227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322261021.6U Active CN220992763U (en) | 2023-08-22 | 2023-08-22 | Screw vacuum pump body die capable of being embedded with stainless steel bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220992763U (en) |
-
2023
- 2023-08-22 CN CN202322261021.6U patent/CN220992763U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220992763U (en) | Screw vacuum pump body die capable of being embedded with stainless steel bushing | |
| CN211868532U (en) | Injection mold cooling system and injection mold | |
| CN2198992Y (en) | Water-cooled core for casting | |
| CN207873045U (en) | A kind of novel small diameter aluminum alloy thin walled pipe multiple-hole die | |
| CN208116712U (en) | A kind of auto parts die casting that part can be accelerated cooling | |
| CN201020523Y (en) | Electroslag remelting die steel casting die | |
| CN208116505U (en) | High-pressure molding mold in hollow pipe fitting | |
| CN209987243U (en) | But rapid cooling's mould | |
| CN108526285B (en) | Internal high-pressure forming device and method for long branch pipe Y-pipe hollow member | |
| CN211539424U (en) | Metal mold with cooling function | |
| CN206484008U (en) | A kind of high property copper alloy running gate system | |
| CN216711902U (en) | Rapid forming die for wine bottles | |
| CN217492616U (en) | Copper anode plate casting mold with water cooling device | |
| CN206085467U (en) | Stamping forming die of clothes hanger clip | |
| CN216000884U (en) | Cylindrical standard test piece mould based on GFRP material | |
| CN217142224U (en) | A mould for casting valve body | |
| CN208437625U (en) | A kind of horizontal static pressure line casting mould | |
| CN210233663U (en) | Liquid-filled forming die with cooling function | |
| CN220005888U (en) | Casting die utensil of steel casting | |
| CN217144792U (en) | Effectively reduce injection mold of wastrel | |
| CN215879737U (en) | Die for casting propeller blade core box | |
| CN216914678U (en) | Mould for manufacturing valve body of plastic pinch valve | |
| CN208558268U (en) | A kind of automobile air duct blow molding mould | |
| CN106994772A (en) | A kind of mould with SAPMAC method system | |
| CN211489523U (en) | Novel tungsten steel mould |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |