CN116811153B - Injection mold for plastic-lined inlet pipe of magnetic drive pump - Google Patents
Injection mold for plastic-lined inlet pipe of magnetic drive pump Download PDFInfo
- Publication number
- CN116811153B CN116811153B CN202311089497.4A CN202311089497A CN116811153B CN 116811153 B CN116811153 B CN 116811153B CN 202311089497 A CN202311089497 A CN 202311089497A CN 116811153 B CN116811153 B CN 116811153B
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- die
- mold
- injection
- inlet pipe
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- 238000002347 injection Methods 0.000 title claims abstract description 60
- 239000007924 injection Substances 0.000 title claims abstract description 60
- 238000001746 injection moulding Methods 0.000 claims abstract description 39
- 229920003023 plastic Polymers 0.000 claims abstract description 13
- 239000004033 plastic Substances 0.000 claims abstract description 13
- 229920002313 fluoropolymer Polymers 0.000 claims description 23
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 230000008676 import Effects 0.000 claims 1
- 230000006835 compression Effects 0.000 abstract description 6
- 238000007906 compression Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000001721 transfer moulding Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 7
- 238000000465 moulding Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000000748 compression moulding Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000001175 rotational moulding Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
- B29C45/2606—Guiding or centering means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/24—Pipe joints or couplings
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a transfer molding tool for a plastic-lined inlet pipe of a magnetic pump, which comprises the following components: the injection molding device comprises a fixed die holder, a movable die, a compression injection driving cylinder, a die assembly and an inlet pipe core die, wherein two matched injection molding dies are respectively arranged on opposite surfaces of the fixed die holder and the movable die, a sliding guide bar is fixedly arranged on the surface of the fixed die holder, a guide rail edge is arranged on one side of the injection molding die, the compression injection driving cylinder is fixedly arranged on one side of the fixed die holder, an output end of the compression injection driving cylinder is movably connected with a linkage bar, and the other end of the linkage bar is movably connected with a sliding guide block. According to the invention, the secondary injection structure is arranged, the die assembly of the die slide block and the injection die are combined together to form an injection die cavity in the die assembly process through the oblique guide effect of the moving guide rod and the die slide block, and the injection driving cylinder is used for driving the inlet pipe core die to drive the surface magnetic pump lining plastic inlet pipe to be pressed with the uncured injection molding part after injection is completed, so that the magnetic pump lining plastic inlet pipe is connected with the injection molding part before the pump shell is molded and cured, and the bonding strength of the magnetic pump lining plastic inlet pipe and the injection molding part is improved.
Description
Technical Field
The invention relates to the technical field of compression molding tools, in particular to a compression molding tool for a plastic-lined inlet pipe of a magnetic pump.
Background
The plastic lining magnetic pump has excellent corrosion resistance and no leakage, and is widely used in chemical industry, medicine industry, food industry, etc. The inlet pipe of the magnetic pump is generally embedded into the inlet pipe of the magnetic pump shell by adopting a fluoroplastic liner pipe structure, and is used as a liner material to eliminate the water hammer phenomenon at the water inlet pipe and avoid water liquid cavitation, so that the effect of reinforcing the liner protection of the inlet pipe is achieved, and the inner magnet drives the impeller to rotate on the main shaft, thereby realizing the purpose of conveying fluid. As shown in the drawing 500, because of the engineering plastic pump using ultra-high molecular weight polyethylene as the main material, the fluoroplastic lining pipe cannot be molded by a one-time injection molding or rotational molding method, and the fluoroplastic lining pipe needs to be subjected to secondary jacket pressing after the pump shell is molded.
In the prior art, the fluoroplastic lining pipe is pressed and sleeved with the injection molding part of the magnetic pump shell, so that the joint strength of the fluoroplastic lining pipe and the injection molding part is kept, the fluoroplastic lining pipe is forcibly inserted into the pipe inlet of the injection molding part of the pump shell under the action of high pressure in an interference sleeved mode, the pipe inlet of the injection molding part is easy to crack, if the fluoroplastic lining pipe is adopted, although the fluoroplastic lining pipe can smoothly enter the inner side of the pipe inlet, a laminating gap is reserved between the fluoroplastic lining pipe and the inner side of the pipe inlet, the fluoroplastic lining pipe cannot achieve the aim of corrosion protection, and is easy to fall off, and the joint strength is low, so that the fluoroplastic lining pipe is pressed into the inlet pipe of the magnetic pump to be pressed and injected into injection molding liquid and fixed in the incompletely molded state of the injection molding part of the magnetic pump in a pressing mode. In view of the above, the present invention provides a transfer molding tool for a plastic-lined inlet pipe of a magnetic pump to solve the existing installation problem of a fluoroplastic liner pipe, and aims to solve the problem and improve the practical value by the technology.
Disclosure of Invention
The present invention aims to solve one of the technical problems existing in the prior art or related technologies.
The technical scheme adopted by the invention is as follows: a transfer molding tool for a plastic-lined inlet pipe of a magnetic pump, comprising: the injection molding device comprises a fixed die holder, a movable die, a compression injection driving cylinder, a die assembly and an inlet pipe core die, wherein two matched injection molding dies are respectively arranged on opposite surfaces of the fixed die holder and the movable die, a sliding guide bar is fixedly arranged on the surface of the fixed die holder, a guide rail edge is arranged on one side of the injection molding die, the compression injection driving cylinder is fixedly arranged on one side of the fixed die holder, an output end of the compression injection driving cylinder is movably connected with a linkage bar rod, the other end of the linkage bar rod is movably connected with a sliding guide block, the sliding guide block is slidably arranged on the inner side of the guide rail edge, and the inlet pipe core die is fixedly arranged on one end of the guide rail edge;
the die assembly comprises a die slide block, a pressing stop block and a movement guide rod, wherein the die slide block is slidably arranged on one side of a sliding guide strip and is positioned right above an injection die, the pressing stop block and the movement guide rod are fixedly arranged on the bottom surface of the dynamic die, the movement guide rod is obliquely arranged, oblique guide holes which are arranged in one-to-one correspondence with the movement guide rods are formed in the surface of the die slide block, and the movement guide rod is slidably sleeved on the inner side of the oblique guide holes.
The present invention may be further configured in a preferred example to: the surface of the fixed die seat is provided with a plurality of guide posts for guiding the movement of the movable die, the guide posts are uniformly distributed at four corners of the surface of the fixed die seat, and the movement guide posts are of cylindrical rod structures and the periphery of the movement guide posts is of smooth surface structures.
The present invention may be further configured in a preferred example to: the guide rail edge is arc-shaped, the arc bending circle center of the guide rail edge coincides with the circle center of the inlet pipe core die, and one side of the die slide block is provided with a notch groove matched with the slide block.
The present invention may be further configured in a preferred example to: the number of the die sliding blocks is two, the die sliding blocks are symmetrically arranged on the inner sides of the sliding guide bars, the number of the die assemblies is four, two die sliding blocks are correspondingly arranged in a group, and the motion guide rods and the inclined guide holes are obliquely arranged and have the same inclination angle.
The present invention may be further configured in a preferred example to: an injection nozzle is arranged on one side of the mould slide block, and an injection port penetrating through the top surface of the injection mould is arranged on the top surface of the movable pressing mould.
The present invention may be further configured in a preferred example to: the pressing stop blocks are symmetrically arranged at two ends of the bottom surface of the movable pressing die, the bottom surface of the pressing stop blocks is of an inclined surface structure, one end of the top surface of the die slide block is of an inclined surface, and the inclined surfaces of the die slide block and the pressing stop blocks are mutually abutted under the die closing state of the die slide block.
The present invention may be further configured in a preferred example to: the injection driving cylinder is arranged in the surface direction of the inclined fixed die holder, two ends of the linkage bar are respectively connected with the output end of the injection driving cylinder and the surface of the sliding guide block in a rotating mode, and sliding feet matched with the guide rail edges are arranged on two sides of the sliding guide block.
The present invention may be further configured in a preferred example to: the inlet pipe mandrel is of a conical arc-shaped structure, the inlet pipe mandrel is used for sleeving and positioning a fluoroplastic lining pipe and extending the fluoroplastic lining pipe into the inner side of the die slide block, and the surface of the slide guide block is in sealing butt joint with a notch groove on the surface of the die slide block.
The beneficial effects obtained by the invention are as follows:
1. according to the invention, the secondary injection structure is arranged, the die assembly of the die slide block and the injection die are combined together to form an injection die cavity in the die assembly process through the oblique guide effect of the moving guide rod and the die slide block, and the injection driving cylinder is used for driving the inlet pipe core die to drive the surface magnetic pump lining plastic inlet pipe to be pressed with the uncured injection molding part after injection is completed, so that the magnetic pump lining plastic inlet pipe is connected with the injection molding part before the pump shell is molded and cured, and the bonding strength of the magnetic pump lining plastic inlet pipe and the injection molding part is improved.
2. According to the invention, the fluoroplastic lining pipe is sleeved on the surface of the inlet pipe mandrel through the secondary injection structure and is driven by the injection driving cylinder to perform injection, so that injection molding liquid in the cavity fully fills the injection molding cavity under the pushing of the inlet pipe mandrel, the molding effect of an injection molding part is improved, and the fluoroplastic lining pipe is accurately positioned in the inlet pipe of the pump shell.
3. According to the invention, the synchronous die assembly and the combination of the die slide block are carried out in the die assembly of the fixed die seat and the dynamic die through the die slide block and the moving guide rod to form a cavity structure, and the synchronous die stripping of the moving guide rod is realized by utilizing the oblique sleeve connection of the die slide block and the moving guide rod in the die stripping process, so that the die stripping working efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic view of a die assembly mounting structure according to an embodiment of the present invention;
FIG. 3 is a schematic view showing the surface structure of a stationary mold base according to an embodiment of the present invention;
FIG. 4 is an exploded view of a mold assembly according to one embodiment of the present invention;
FIG. 5 is a schematic illustration of a press-injection drive cylinder and bushing core die configuration in accordance with one embodiment of the present invention;
FIG. 6 is a schematic view of a mold shoe and motion guide according to one embodiment of the present invention.
Reference numerals:
100. a fixed die holder; 110. a movable pressing die; 120. injection molding; 121. a guide rail edge; 122. a sliding guide bar;
200. a pressure injection driving cylinder; 210. a linkage bar; 220. a slide guide block;
300. a die assembly; 310. a die slide; 320. pressing the stop block; 330. a motion guide rod; 311. an injection nozzle; 312. oblique guide holes;
400. an inlet pipe core die.
Detailed Description
The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present invention and features in the embodiments may be combined with each other.
The following describes a magnetic pump lining plastic inlet pipe injection mold according to some embodiments of the present invention with reference to the accompanying drawings.
Referring to fig. 1-6, the invention provides a transfer molding tool for a plastic-lined inlet pipe of a magnetic pump, comprising: the injection molding device comprises a fixed die holder 100, a movable die 110, an injection driving cylinder 200, a die assembly 300 and an inlet pipe core die 400, wherein two matched injection molding dies 120 are respectively arranged on opposite surfaces of the fixed die holder 100 and the movable die 110, a sliding guide bar 122 is fixedly arranged on the surface of the fixed die holder 100, a guide rail edge 121 is arranged on one side of the injection molding die 120, the injection driving cylinder 200 is fixedly arranged on one side of the fixed die holder 100, the output end of the injection driving cylinder 200 is movably connected with a linkage bar rod 210, the other end of the linkage bar rod 210 is movably connected with a sliding guide block 220, the sliding guide block 220 is slidably arranged on the inner side of the guide rail edge 121, and the inlet pipe core die 400 is fixedly arranged on one end of the guide rail edge 121;
the mold assembly 300 comprises a mold slide block 310, a pressing stop block 320 and a moving guide rod 330, wherein the mold slide block 310 is slidably arranged on one side of the sliding guide strip 122 and is positioned right above the injection mold 120, the pressing stop block 320 and the moving guide rod 330 are fixedly arranged on the bottom surface of the dynamic pressure mold 110, the moving guide rod 330 is obliquely arranged, inclined guide holes 312 which are arranged in one-to-one correspondence with the moving guide rods 330 are formed in the surface of the mold slide block 310, and the moving guide rods 330 are slidably sleeved on the inner sides of the inclined guide holes 312.
In this embodiment, the surface of the fixed mold base 100 is provided with a plurality of guide posts for guiding the movement of the movable mold 110, the guide posts are uniformly distributed at four corners of the surface of the fixed mold base 100, and the movable guide posts 330 have a cylindrical rod structure and a smooth surface structure on the periphery.
Specifically, the guide post and the moving guide rod 330 are used to jointly realize the moving guide of the moving die 110, so that the fixed die seat 100 and the moving die 110 are precisely clamped.
In this embodiment, the guide rail edge 121 is curved, the arc curved center of the guide rail edge 121 coincides with the center of the inlet pipe core mold 400, and a notch groove matched with the sliding guide block 220 is formed on one side of the mold slide 310.
In this embodiment, the number of the mold blocks 310 is two and symmetrically arranged inside the slide bar 122, the number of the mold assemblies 300 is four and two-by-two and one set of the mold blocks 310 are arranged corresponding to two mold blocks, and the movement guide rods 330 and the inclined guide holes 312 are all inclined and have the same inclination angle.
Specifically, the moving guide rod 330 is inserted into the inclined guide hole 312 in the relative approaching movement of the movable die 110 and the fixed die holder 100, the die slide 310 slides along the surface of the moving guide rod 330 along with the engagement of the fixed die holder 100 and the movable die 110, the two die slides 310 are relatively approaching movement to perform die assembly under the guidance of the sliding guide bar 122, and the linkage arrangement of the die slide 310 and the moving guide rod 330 makes the die assembly and the separation and die release operation simpler.
In this embodiment, one side of the mold slider 310 is provided with an injection nozzle 311, and the top surface of the movable mold 110 is provided with an injection port penetrating the top surface of the injection mold 120.
Further, the pressing stop blocks 320 are symmetrically disposed at two ends of the bottom surface of the movable mold 110, the bottom surface of the pressing stop block 320 is in an inclined surface structure, one end of the top surface of the mold slide 310 is inclined surface, and the inclined surfaces of the mold slide 310 and the pressing stop block 320 are abutted against each other in the mold slide 310 mold closing state.
Specifically, after the mold clamping of the movable mold 110 and the fixed mold seat 100 is completed, the pressing stop block 320 is abutted to the surface inclined plane of the mold slide block 310 through the bottom inclined plane, so that the two are relatively abutted and locked, the mold clamping strength is ensured, and the mold slide block 310 is prevented from being separated due to overlarge injection pressure.
In this embodiment, the injection driving cylinder 200 is disposed in a direction inclined to the surface of the fixed die holder 100, two ends of the linkage bar 210 are respectively connected with the output end of the injection driving cylinder 200 and the surface of the sliding guide block 220 in a rotating manner, and two sides of the sliding guide block 220 are provided with sliding feet adapted to the guide rail edges 121.
Specifically, the injection driving cylinder 200 drives the injection to perform injection, so that the injection liquid in the cavity is fully filled in the injection cavity under the pushing of the inlet pipe core mold 400, and the molding effect of the injection molding piece is improved.
In this embodiment, the inlet pipe mandrel 400 has a conical arc structure, and the inlet pipe mandrel 400 is used for sleeving and positioning a fluoroplastic lining pipe and extending the fluoroplastic lining pipe into the inner side of the mold slide 310, and the surface of the slide guide block 220 is in sealing abutting connection with a notch groove on the surface of the mold slide 310.
Specifically, under the pushing of the inlet pipe mandrel 400, the injection molding liquid in the cavity is fully filled in the injection molding cavity, so that the fluoroplastic liner pipe is precisely positioned in the inlet pipe of the pump shell.
The working principle and the using flow of the invention are as follows:
when the magnetic force pump is used for lining a plastic inlet pipe injection mold, the fixed mold seat 100 and the movable mold pressing 110 are fixed on the surfaces of a fixed seat and a movable mold pressing seat of an injection molding machine, a fluoroplastic lining pipe to be installed is sleeved on the surface of an inlet pipe core mold 400, the injection molding machine is used for carrying out mold closing driving on the fixed mold seat and the movable mold pressing seat, a moving guide rod 330 is inserted into an inclined guide hole 312 in the relative approaching movement of the movable mold pressing 110 and the fixed mold seat 100, a mold sliding block 310 slides along the surface of the moving guide rod 330 along with the joint of the fixed mold pressing 100 and the movable mold pressing 110, the two mold sliding blocks 310 are relatively approaching to move to carry out mold closing under the guide of a sliding guide bar 122 until the surface of the movable mold pressing 110 is in sealing contact with the top surface of the mold sliding block 310, the two mold sliding blocks 310 are relatively approaching to move to mutually contact, and the positions of the mold sliding blocks 310 are bonded outside the mold sliding blocks 320 by the bottom surface of the movable mold pressing 110, so that the mold closing work intensity is further improved;
after the die assembly is completed, a proper amount of injection molding liquid is injected through the top surface of the movable die 110 and the side surface of the die slide 310 and the die slide 310, and the injection molding driving cylinder 200 drives the slide guide block 220 and the inlet pipe core die 400 to slide along the inner side of the guide rail edge 121, so that the inlet pipe core die 400 enters the inner side of the die slide 310 to perform secondary injection molding to enable the injection molding liquid to be adhered to the inner wall of the die slide 310 for molding, and a pump inlet pipe structure is formed on the outer sides of the inlet pipe core die 400 and the fluoroplastic lining pipe, so that the magnetic pump lining plastic inlet pipe is jointed with an injection molding part before the pump shell is molded and solidified, and the bonding strength of the two is improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (5)
1. The utility model provides a magnetic drive pump lining moulds import pipe pressure and annotates mould which characterized in that includes: the injection molding device comprises a fixed mold seat (100), a dynamic pressure mold (110), an injection driving cylinder (200), a mold assembly (300) and an inlet pipe core mold (400), wherein two matched injection molding molds (120) are respectively arranged on opposite surfaces of the fixed mold seat (100) and the dynamic pressure mold (110), a sliding guide bar (122) is fixedly arranged on the surface of the fixed mold seat (100), a guide rail edge (121) is arranged on one side of the injection molding mold (120), the injection driving cylinder (200) is fixedly arranged on one side of the fixed mold seat (100), a linkage bar (210) is movably connected to the output end of the injection driving cylinder (200), a sliding guide block (220) is movably connected to the other end of the linkage bar (210), the sliding guide block (220) is slidably arranged on the inner side of the guide rail edge (121), the inlet pipe core mold (400) is fixedly arranged on one end of the guide rail edge (121), the guide rail edge (121) is in an arc-shaped, and the arc center of the guide rail edge (121) coincides with the center of the inlet pipe core mold (400);
the die assembly (300) comprises a die slide block (310), a pressing stop block (320) and a movement guide rod (330), wherein the die slide block (310) is slidably arranged on one side of a sliding guide bar (122) and is positioned right above an injection die (120), the pressing stop block (320) and the movement guide rod (330) are fixedly arranged on the bottom surface of a dynamic die (110), the movement guide rod (330) is obliquely arranged, inclined guide holes (312) which are arranged in one-to-one correspondence with the movement guide rod (330) are formed in the surface of the die slide block (310), the movement guide rod (330) is slidably sleeved on the inner side of the inclined guide holes (312), a notch groove which is matched with the sliding guide block (220) is formed in one side of the die slide block (310), an injection nozzle (311) is arranged on one side of the die slide block (310), and an injection port penetrating through the top surface of the injection die (120) is formed in the top surface of the dynamic die (110).
The inlet pipe mandrel (400) is of a conical arc-shaped structure, the inlet pipe mandrel (400) is used for sleeving and positioning a fluoroplastic lining pipe and extending the fluoroplastic lining pipe into the inner side of the die slide block (310), and the surface of the slide guide block (220) is in sealing butt joint with a notch groove on the surface of the die slide block (310).
2. The injection mold for the plastic lining inlet pipe of the magnetic pump according to claim 1, wherein a plurality of guide posts for guiding the movement of the movable pressing mold (110) are arranged on the surface of the fixed mold seat (100), the guide posts are uniformly distributed at four corners of the surface of the fixed mold seat (100), and the movable guide rods (330) are of cylindrical rod structures and have smooth surfaces at the periphery.
3. The injection mold for the plastic lining inlet pipe of the magnetic pump according to claim 1, wherein the number of the mold sliding blocks (310) is two, the mold sliding blocks are symmetrically arranged on the inner side of the sliding guide bar (122), the number of the mold assemblies (300) is four, two groups of the mold assemblies are correspondingly arranged with the two mold sliding blocks (310), and the moving guide rod (330) and the inclined guide hole (312) are obliquely arranged and have the same inclination angle.
4. The injection mold for the plastic-lined inlet pipe of the magnetic pump according to claim 1, wherein the pressing stop blocks (320) are symmetrically arranged at two ends of the bottom surface of the movable pressing mold (110), the bottom surface of the pressing stop blocks (320) is in an inclined surface structure, one end of the top surface of the mold sliding block (310) is an inclined surface, and the inclined surfaces of the mold sliding block (310) and the pressing stop blocks (320) are mutually abutted in a mold closing state of the mold sliding block (310).
5. The injection mold for the plastic lining inlet pipe of the magnetic pump according to claim 1, wherein the injection driving cylinder (200) is arranged in the surface direction of the inclined fixed mold base (100), two ends of the linkage bar (210) are respectively connected with the output end of the injection driving cylinder (200) and the surface of the sliding guide block (220) in a rotating manner, and sliding feet matched with the guide rail edges (121) are arranged on two sides of the sliding guide block (220).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311089497.4A CN116811153B (en) | 2023-08-28 | 2023-08-28 | Injection mold for plastic-lined inlet pipe of magnetic drive pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311089497.4A CN116811153B (en) | 2023-08-28 | 2023-08-28 | Injection mold for plastic-lined inlet pipe of magnetic drive pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116811153A CN116811153A (en) | 2023-09-29 |
| CN116811153B true CN116811153B (en) | 2023-11-14 |
Family
ID=88113080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311089497.4A Active CN116811153B (en) | 2023-08-28 | 2023-08-28 | Injection mold for plastic-lined inlet pipe of magnetic drive pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116811153B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202079716U (en) * | 2011-05-05 | 2011-12-21 | 宜兴市灵谷塑料设备有限公司 | Device for pump plastic-lined inlet and outlet pipe die |
| CN104626442A (en) * | 2015-01-30 | 2015-05-20 | 安徽江南泵阀有限公司 | Compression mold |
| CN211762956U (en) * | 2019-11-09 | 2020-10-27 | 宜兴市灵谷塑料设备有限公司 | Plastic-lined inlet pipe pressure injection mold of magnetic pump |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9399312B2 (en) * | 2011-03-14 | 2016-07-26 | Standex International Corporation | Plastic pump housing and manufacture thereof |
-
2023
- 2023-08-28 CN CN202311089497.4A patent/CN116811153B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202079716U (en) * | 2011-05-05 | 2011-12-21 | 宜兴市灵谷塑料设备有限公司 | Device for pump plastic-lined inlet and outlet pipe die |
| CN104626442A (en) * | 2015-01-30 | 2015-05-20 | 安徽江南泵阀有限公司 | Compression mold |
| CN211762956U (en) * | 2019-11-09 | 2020-10-27 | 宜兴市灵谷塑料设备有限公司 | Plastic-lined inlet pipe pressure injection mold of magnetic pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116811153A (en) | 2023-09-29 |
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