CN213919283U - High-magnification negative pressure type secondary foaming machine - Google Patents
High-magnification negative pressure type secondary foaming machine Download PDFInfo
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- CN213919283U CN213919283U CN202022497733.4U CN202022497733U CN213919283U CN 213919283 U CN213919283 U CN 213919283U CN 202022497733 U CN202022497733 U CN 202022497733U CN 213919283 U CN213919283 U CN 213919283U
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- sealing
- negative pressure
- foaming machine
- secondary foaming
- pressure type
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- 238000005187 foaming Methods 0.000 title claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 210000003437 trachea Anatomy 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 70
- 238000013016 damping Methods 0.000 claims description 16
- 239000006260 foam Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000007847 structural defect Effects 0.000 abstract description 3
- 229920000742 Cotton Polymers 0.000 abstract description 2
- 239000011324 bead Substances 0.000 description 5
- 239000004033 plastic Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a high magnification negative pressure formula secondary foaming machine, including frame, power device, walking beam, the frame includes base, back timber and stand, and the stand is connected between base and back timber, and power device is fixed in the frame to drive the walking beam up-and-down motion between back timber and base, be provided with polylith cope match-plate pattern, polylith lower bolster between walking beam and the base, the polylith cope match-plate pattern polylith lower bolster alternate arrangement, the lower bolster of cope match-plate pattern and adjacent below cooperatees in order to enclose into the die cavity that is used for the foaming, fixed mounting has the vacuum pump in the frame, and the vacuum pump passes through the trachea and links to each other with the die cavity, all opens heating channel on cope match-plate pattern, the lower bolster, heating channel links to each other with heating system. The utility model discloses can foam under certain vacuum, not only can improve production efficiency, and make the cotton bubble of bubble fine and close even, the perforation and the structural defect that have significantly reduced have promoted the quality and the mechanical strength of product.
Description
Technical Field
The utility model relates to a secondary foaming machine especially relates to a high magnification negative pressure formula secondary foaming machine.
Background
The rubber-plastic foamed product is applied to the industries of construction, light spinning, medicine, chemical industry, metallurgy, ship building and the like, and has a very wide application range. When the rubber and plastic foaming product is produced, the rubber and plastic foaming product is foamed and molded by a foaming vulcanizer matched with a foaming mold. When the secondary foaming machine with the existing multilayer structure works, foam materials are vulcanized, foamed and molded under the air, the production efficiency is low, and structural defects can be caused in the product, so that the secondary foaming machine is urgently needed to solve the problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to above-mentioned problem, provide a high magnification negative pressure formula secondary foaming machine to solve the problem that provides among the above-mentioned background art.
The utility model aims at realizing through the following technical scheme:
the utility model provides a high magnification negative pressure formula secondary foaming machine, includes frame, power device, walking beam, the frame includes base, back timber and stand, the stand connect in the base with between the back timber, power device is fixed in the frame, and the drive the walking beam is in the back timber with up-and-down motion between the base, the walking beam with be provided with polylith cope match-plate pattern, polylith lower bolster between the base, polylith cope match-plate pattern polylith lower bolster arrange in turn, the cope match-plate pattern cooperatees with the lower bolster of adjacent below in order to enclose the die cavity that is used for the foaming, fixed mounting has the vacuum pump in the frame, the vacuum pump pass through the trachea with the die cavity links to each other, the cope match-plate pattern all open the heating channel on the lower bolster, the heating channel links to each other with heating system.
As a preferred scheme of the utility model, be located the top the cope match-plate pattern is fixed in the lower extreme of walking beam is located the bottom the lower bolster is fixed in the upper end of base is located the top the cope match-plate pattern with be located the bottom can reciprocate between the lower bolster be provided with a plurality of movable bodies, the movable body comprises the lower bolster that is located the upper portion and the cope match-plate pattern that is located the lower part.
As a preferred embodiment of the present invention, the heating system is a steam heating system.
As an optimized proposal of the utility model, the power device is a hydraulic cylinder, and the hydraulic cylinder is fixed on the top beam.
As an optimized scheme of the utility model, the both ends end of walking beam all is connected with the gear, along vertical direction arrangement on the stand with gear matched with rack.
As an optimized scheme of the utility model, be provided with the seal assembly who plays sealed effect on the lower bolster.
As a preferred scheme of the utility model, seal assembly includes sealing strip and sealing strip, it has the seal groove to open on the up end of lower bolster, sealing strip is fixed in the seal groove, just sealing strip's outside terminal surface with the outside lateral wall of seal groove is laminated mutually, sealing strip's medial extremity has first wedge face, first wedge face is from last inclined plane to leaning out down, the outside end of sealing strip has the second wedge face, the second wedge face of sealing strip with sealing strip's first wedge face cooperatees the wedging so that the medial extremity of sealing strip is hugged closely the inboard lateral wall of seal groove.
As an optimized scheme of the utility model, the up end protrusion in of sealing strip in the up end of lower bolster, the up end of sealing strip with linear distance between the up end of lower bolster is 0.3mm ~ 0.8 mm.
As an optimized scheme of the utility model, the up end of sealing strip with linear distance between the up end of lower bolster is 0.5 mm.
As a preferred scheme of the utility model, the bottom of the sealing groove is provided with 2 lower sealing damping grooves corresponding to the position of the sealing strip, and the 2 lower sealing damping grooves are arranged at intervals; the lower end face of the upper template is provided with 2 upper sealing damping grooves corresponding to the sealing strips, and the 2 upper sealing damping grooves are arranged at intervals.
The beneficial effects of the utility model are that, compared with the prior art, the utility model discloses can foam under certain vacuum, not only can improve production efficiency, and make the cotton bubble of bubble fine and close even, the perforation and the structural defect that have significantly reduced have promoted the quality and the mechanical strength of product.
Drawings
FIG. 1 is a front view of a high-magnification negative pressure type secondary foaming machine;
FIG. 2 is a side view of a high-magnification negative pressure type secondary foaming machine;
FIG. 3 is a schematic structural view of the upper and lower templates in a matched state;
fig. 4 is an enlarged view of a portion a in fig. 3.
In the figure:
1. a base; 2. a top beam; 3. a column; 4. a hydraulic cylinder; 5. mounting a template; 6. a lower template; 7. a movable beam; 8. a vacuum pump; 9. a heating system; 10. a gear; 11. a rack; 12. a sealing strip; 13. sealing and pressing strips; 14. a lower sealing damping groove; 15. and the upper sealing damping groove.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings. It is to be understood that the embodiments described herein are merely illustrative of the present invention and are not limiting thereof.
Referring to fig. 1 to 4, fig. 1 is a front view of a high-magnification negative-pressure secondary foaming machine; FIG. 2 is a side view of a high-magnification negative pressure type secondary foaming machine; FIG. 3 is a schematic structural view of the upper and lower templates in a matched state; fig. 4 is an enlarged view of a portion a in fig. 3.
In this embodiment, a high-magnification negative pressure type secondary foaming machine includes a frame, a power device, and a movable beam 7, the frame includes a base 1, a top beam 2 and a column 3, the column 3 is connected between the base 1 and the top beam 2, the power device is a hydraulic cylinder 4, the hydraulic cylinder 4 is fixed on the top beam 2 and drives the movable beam 7 to move up and down between the top beam 2 and the base 1, a plurality of upper templates 5 and a plurality of lower templates 6 are arranged between the movable beam 7 and the base 1, the plurality of upper templates 5 and the plurality of lower templates 6 are alternately arranged, the upper templates 5 and the lower templates 6 adjacent to each other below are matched to form a mold cavity for foaming, a vacuum pump 8 is fixedly installed on the top beam 2, a suction port communicated with the mold cavity is opened on the upper templates 5, the vacuum pump 8 is connected with the suction port through an air pipe, heating channels are formed in the upper template 5 and the lower template 6, the heating channels are connected with a heating system 9, and the heating system 9 is a steam heating system.
Specifically, in this embodiment, the upper mold plate 5 located at the top end is fixed to the lower end of the movable beam 7, the lower mold plate 6 located at the bottom end is fixed to the upper end of the base 1, a plurality of movable bodies are provided between the upper mold plate 5 located at the top end and the lower mold plate 6 located at the bottom end so as to be capable of moving up and down, and each movable body is composed of the lower mold plate 6 located at the upper portion and the upper mold plate 5 located at the lower portion.
In order to improve the stability of the movable beam 7 when moving up and down, in this embodiment, the ends of the two ends of the movable beam 7 are both connected with a gear 10, and a rack 11 matched with the gear 10 is arranged on the upright post 3 along the vertical direction.
In order to guarantee sealing performance, in this embodiment, be provided with the seal assembly who plays sealing effect on the lower bolster 5, seal assembly includes sealing strip 12 and sealing bead 13, it has the seal groove to open on the up end of lower bolster 6, sealing bead 13 is fixed in the seal groove, just sealing bead 13's outside terminal surface with the outside lateral wall of seal groove is laminated mutually, sealing bead 13's medial extremity has first wedge face, first wedge face is from last inclined plane to leaning out down, sealing strip 12's outside end has the second wedge face, sealing strip 12's second wedge face with sealing bead 13's first wedge face cooperatees the wedging so that sealing strip 12's medial extremity is hugged closely the inboard lateral wall of seal groove.
Specifically, in this embodiment, the upper end surface of the sealing strip 12 protrudes from the upper end surface of the lower template 6, and the linear distance between the upper end surface of the sealing strip 12 and the upper end surface of the lower template 6 is 0.5 mm.
It should be noted that, although in this embodiment, the linear distance between the upper end surface of the sealing strip 12 and the upper end surface of the lower template 6 is 0.5mm, the present invention is not limited thereto, and the linear distance between the upper end surface of the sealing strip 12 and the upper end surface of the lower template 6 may also be 0.3mm or 0.8mm or any value between the two, and this embodiment is a preferred scheme after combining the cost and the sealing effect.
In order to further improve the sealing performance, in this embodiment, a lower sealing damping groove 14 is formed at a position, corresponding to the sealing strip 12, of the groove bottom of the sealing groove, where the number of the lower sealing damping grooves 14 is 2, and the 2 lower sealing damping grooves 14 are arranged at intervals; the lower end face of the upper template 5 is provided with upper sealing damping grooves 15 corresponding to the positions of the sealing strips 12, the number of the upper sealing damping grooves 15 is 2, and the 2 upper sealing damping grooves 15 are arranged at intervals.
When the device works, after feeding is finished, the hydraulic cylinder 4 drives the movable beam 7 to move downwards, the upper templates 5 and the lower templates 6 of all layers are matched to form a die cavity, the die cavities are overlapped layer by layer, after heating and pressurizing to a certain die closing pressure, all layers of die cavities are synchronously vacuumized, and the foam plastic material is vulcanized and foamed and molded under a certain vacuum degree. The multilayer die cavity of the high-magnification negative-pressure secondary foaming machine is vulcanized and molded under negative pressure, and the vulcanizing time can be shortened by half; and the formed foam has fine and uniform foam holes, and the mechanical strength and the quality are obviously improved.
The above embodiments have been merely illustrative of the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and does not depart from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims.
Claims (10)
1. The utility model provides a high magnification negative pressure formula secondary foaming machine which characterized in that: including frame, power device, walking beam, the frame includes base, back timber and stand, the stand connect in the base with between the back timber, power device is fixed in the frame, and the drive the walking beam is in the back timber with up-and-down motion between the base, the walking beam with be provided with polylith cope match-plate pattern, polylith lower bolster between the base, polylith cope match-plate pattern polylith lower bolster arrange in turn, the cope match-plate pattern cooperatees with the lower bolster of adjacent below in order to enclose the die cavity that is used for the foaming, fixed mounting has the vacuum pump in the frame, the vacuum pump pass through the trachea with the die cavity links to each other, the cope match-plate pattern all open heating channel on the lower bolster, heating channel links to each other with heating system.
2. The high-rate negative pressure type secondary foaming machine according to claim 1, characterized in that: the upper template on the top end is fixed at the lower end of the movable beam, the lower template on the bottom end is fixed at the upper end of the base, the upper template on the top end and the lower template on the bottom end are provided with a plurality of movable bodies in a vertically movable mode, and each movable body comprises a lower template on the upper portion and an upper template on the lower portion.
3. The high-rate negative pressure type secondary foaming machine according to claim 2, characterized in that: the heating system is a steam heating system.
4. The high-rate negative pressure type secondary foaming machine according to claim 3, characterized in that: the power device is a hydraulic cylinder, and the hydraulic cylinder is fixed on the top beam.
5. The high-rate negative pressure type secondary foaming machine according to claim 4, characterized in that: the both ends end of walking beam all is connected with the gear, arrange along vertical direction on the stand with gear matched with rack.
6. The high-rate negative pressure type secondary foaming machine according to any one of claims 1 to 5, characterized in that: and a sealing assembly for sealing is arranged on the lower template.
7. The high-rate negative pressure type secondary foaming machine according to claim 6, characterized in that: seal assembly includes sealing strip and sealing layering, it has the seal groove to open on the up end of lower bolster, sealing layering is fixed in the seal groove, just sealing layering's outside terminal surface with the outside lateral wall of seal groove is laminated mutually, sealing layering's medial extremity has first wedge face, first wedge face is from last inclined plane to leaning out down, sealing strip's outside end has the second wedge face, sealing strip's second wedge face with sealing layering's first wedge face cooperatees the wedging so that sealing strip's medial extremity face is hugged closely the inboard lateral wall of seal groove.
8. The high-rate negative pressure type secondary foaming machine according to claim 7, characterized in that: the upper end face of the sealing strip protrudes out of the upper end face of the lower template, and the linear distance between the upper end face of the sealing strip and the upper end face of the lower template is 0.3-0.8 mm.
9. The high-rate negative pressure type secondary foaming machine according to claim 8, characterized in that: and the linear distance between the upper end surface of the sealing strip and the upper end surface of the lower template is 0.5 mm.
10. The high-rate negative pressure type secondary foaming machine according to claim 9, characterized in that: the bottom of the sealing groove is provided with 2 lower sealing damping grooves corresponding to the positions of the sealing strips, and the 2 lower sealing damping grooves are arranged at intervals; the lower end face of the upper template is provided with 2 upper sealing damping grooves corresponding to the sealing strips, and the 2 upper sealing damping grooves are arranged at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022497733.4U CN213919283U (en) | 2020-11-02 | 2020-11-02 | High-magnification negative pressure type secondary foaming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022497733.4U CN213919283U (en) | 2020-11-02 | 2020-11-02 | High-magnification negative pressure type secondary foaming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213919283U true CN213919283U (en) | 2021-08-10 |
Family
ID=77165200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022497733.4U Active CN213919283U (en) | 2020-11-02 | 2020-11-02 | High-magnification negative pressure type secondary foaming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213919283U (en) |
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2020
- 2020-11-02 CN CN202022497733.4U patent/CN213919283U/en active Active
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Address after: No. 18, Dongchang Road, Dongbei Tang, Xishan District, Wuxi City, Jiangsu Province, 214191 Patentee after: Wuxi Quanjinhe Technology Co.,Ltd. Address before: 214191 Jinwang Road, Dongbei tangziwang village, Xishan District, Wuxi City, Jiangsu Province Patentee before: WUXI JINHE TECHNOLOGY Co.,Ltd. |