CN105235056A - Hole forming method for prefabricated component - Google Patents
Hole forming method for prefabricated component Download PDFInfo
- Publication number
- CN105235056A CN105235056A CN201410429859.4A CN201410429859A CN105235056A CN 105235056 A CN105235056 A CN 105235056A CN 201410429859 A CN201410429859 A CN 201410429859A CN 105235056 A CN105235056 A CN 105235056A
- Authority
- CN
- China
- Prior art keywords
- soft cover
- support cylinder
- metallic support
- punch die
- prefabricated components
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/22—Moulds for making units for prefabricated buildings, i.e. units each comprising an important section of at least two limiting planes of a room or space, e.g. cells; Moulds for making prefabricated stair units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/16—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/28—Cores; Mandrels
- B28B7/30—Cores; Mandrels adjustable, collapsible, or expanding
- B28B7/32—Cores; Mandrels adjustable, collapsible, or expanding inflatable
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Revetment (AREA)
Abstract
The invention provides a hole forming method for a prefabricated component. The hole forming method comprises the following method that (1) a hole forming mold is taken, water is injected into a cavity of a metal support cylinder through a water inlet pipe of the hole forming mold, and a soft sleeve in the mold is filled with the water to be columnar; (2) the water-injected hole forming mold in the step (1) is put into a hole of the prefabricated component, then concrete is cast in situ, and the water inlet pipe and a water outlet pipe at the upper end of the hole forming mold are located at the outer end of the concrete; and (3) the prefabricated component reaches certain strength after maintenance, a valve on the water outlet pipe is opened to discharge the water in the metal support cylinder, the soft sleeve retracts, and the hole forming mold is taken out, so that the hole is formed in the demolded prefabricated component. The hole forming and demolding method has the advantages that the operation is easy; the quality of hole forming is high; the shape of the hole is not damaged by demolding; the labor intensity is low; the quality standard of the prefabricated component is easy to control; the production efficiency is high.
Description
Technical field
The present invention relates to building prefabricated components, is a kind of prefabricated components forming hole method.
Background technology
The prefabricated components of building field manufacture have many structures that there is hole.Formation for hole is generally adopt metal material to do casement, metal casement is roughly divided into the shape such as circle, ellipse, when making prefabricated components, when concrete setting is to some strength, artificial rotation or twitch casement, make casement and concrete form renunciation, but concrete can not collapse hole, by the time when concrete strength reaches higher, then casement is extracted out.The deficiency of this pore-forming mode is: make in prefabricated component process and need artificial rotation one by one or twitch mould; Coagulation grade for preformed material needs accurate grasp, and it is unpunctual slightly to grasp, and easily produce damage to solidification material, make the quality in hole comparatively be difficult to ensure card, also easily occur collapse hole phenomenon, the method for this pore-forming makes production efficiency low.For this reason, those skilled in the art provide multiple scheme in order to solve the problem.But, although these published methods have some advantage, complex structure, complicated operation, still can not solve the problem, fail so far to be applied in suitability for industrialized production.
Summary of the invention
The object of the invention is, provide a kind of prefabricated components forming hole method, in order to solve the deficiencies in the prior art.
The present invention for achieving the above object, is achieved through the following technical solutions: a kind of prefabricated components forming hole method, comprises the steps:
1. punch die is got into, by becoming the water inlet pipe of punch die, water is injected in the cavity of metallic support cylinder, soft cover in mould is filled into column by water, the structure of one-tenth punch die is: it has a soft cover, in soft cover, metallic support cylinder is installed, be cavity in the middle of metallic support cylinder, the perisporium of metallic support cylinder arranges through hole, metallic support cylinder upper end arranges water inlet pipe and outlet pipe, sandwich establishment cavity between the outer wall of metallic support cylinder and soft cover inwall, cavity is communicated with by through hole with interlayer cavity, and the outer surface of soft cover is smooth surface;
2. the one-tenth punch die after step 1. water filling is inserted the position of prefabricated piece bores, then cast-in-place concrete, become the inlet tube and outlet tube of punch die upper end to be positioned at concrete outer end;
3. reach some strength after prefabricated components maintenance to open valve on outlet pipe and release water in metallic support cylinder, soft cover retraction, takes out into punch die, makes the prefabricated components after the demoulding form hole.Soft cover in described one-tenth punch die is rubber sleeve.Become on the outer wall of the metallic support cylinder in punch die and connect longitudinal rib, longitudinal rib perisporium touches with metallic support drum outer wall and soft cover inwall respectively, and longitudinal rib distributes along the short transverse of metallic support cylinder.Become on the outer wall of the metallic support cylinder in punch die and at least connect a support ring, support ring was around metallic support drum outer wall one week, and support ring outer wall touches with metallic support drum outer wall and soft cover inwall respectively.Become the inwall of the soft cover in punch die to be provided with several annular lug, annular lug and soft cover are integrated or annular lug is arranged on soft cover inwall.Or the inwall of soft cover connects several longitudinal projection, longitudinal projection and soft cover are integrated or longitudinal projection is arranged on soft cover inwall.Become the soft cover in punch die and joint, metallic support cylinder upper end to install the first retainer ring, the second retainer ring is installed in soft cover and joint, metallic support cylinder lower end.The cross section of soft cover is three layers, and centre arranges fiber web layer, and the fiber web layer left and right sides is rubber layer.
One-tenth punch die provided by the invention, has rational in infrastructure, is easy to manufacture, and long service life, is easy to the advantage of pore-forming and the demoulding.It can be applicable to the pore-forming in the prefabricated components of any structure, and pore-forming efficiency is significantly improved, and does not cause any damage to the material of prefabricated components.Hole on the pre-making component becoming punch die to make with the present invention, the quality in hole is high, the shape specification in hole, hole wall is smooth, pore-forming release method of the present invention have be easy to operation, hole quality is high, the demoulding does not destroy hole shape, labour intensity is low, and the quality standard of prefabricated components is easy to control, and production efficiency is high.
Accompanying drawing explanation
Accompanying drawing 1 is one of embodiment becoming punch die structural representation in the inventive method; Accompanying drawing 2 is A-A sectional structure schematic diagrames in accompanying drawing 1; Accompanying drawing 3 is two structural representations of the embodiment becoming punch die in the inventive method; Accompanying drawing 4 is B-B sectional structure schematic diagrames in accompanying drawing 3; Accompanying drawing 5 is three structural representations of the embodiment becoming punch die in the inventive method; Accompanying drawing 6 is C-C sectional structure schematic diagrames in accompanying drawing 5; Accompanying drawing 7 is four structural representations of the embodiment becoming punch die in the inventive method; Accompanying drawing 8 is D-D sectional structure schematic diagrames in accompanying drawing 7; Accompanying drawing 9 is I portion structure for amplifying schematic diagrames in accompanying drawing 5.
Detailed description of the invention
The present invention will be further described for contrast accompanying drawing.
A kind of prefabricated components forming hole method of the present invention, step is as follows:
1. punch die is got into, by becoming the water inlet pipe of punch die, water is injected in the cavity 11 of metallic support cylinder 1, soft cover 2 in mould is filled into column by water, the structure of one-tenth punch die is: it has a soft cover 2, in soft cover 2, metallic support cylinder 1 is installed, be cavity 11 in the middle of metallic support cylinder 1, the perisporium of metallic support cylinder 1 is arranged through hole 3, metallic support cylinder 1 upper end arranges water inlet pipe 5 and outlet pipe 6, sandwich establishment cavity 10 between the outer wall of metallic support cylinder 1 and soft cover 2 inwall, cavity 11 is communicated with by through hole 3 with interlayer cavity 10, and the outer surface of soft cover 2 is smooth surface; The preferred version of the mould used in said method is: soft cover 2 installs the first retainer ring 4 with joint, metallic support cylinder 1 upper end, and soft cover 2 installs the second retainer ring 9 with joint, metallic support cylinder 1 lower end.Soft cover 2 preferred rubber cover.The outer wall of metallic support cylinder 1 connects longitudinal rib 7, longitudinal rib 7 perisporium touches with metallic support cylinder 1 outer wall and soft cover 2 inwall respectively, longitudinal rib 7 distributes along the short transverse of support tube 1, or the outer wall of metallic support cylinder 1 at least connects a support ring 8, support ring 8 was around metallic support cylinder 1 outer wall one week, support ring 8 outer wall touches with metallic support cylinder 1 outer wall and soft cover 2 inwall respectively, or the inwall of soft cover 2 is provided with several annular lug 15, annular lug 15 and soft cover 2 are integrated or annular lug 15 is arranged on soft cover 2 inwall, or the outer wall of support tube 1 connects several longitudinal projection 14, longitudinal projection 14 is distributed on the outer wall of support tube 1,
2. the one-tenth punch die after step 1. water filling is inserted the position of prefabricated piece bores, then cast-in-place concrete, become the inlet tube and outlet tube of punch die upper end to be positioned at concrete outer end;
3. reach some strength after prefabricated components maintenance to open valve on outlet pipe and release water in metallic support cylinder 1, soft cover 2 bounces back, and takes out into punch die, makes the prefabricated components after the demoulding form hole.The shape in hole is mainly based on circle, also can make ellipticity or square, polygon etc., when making above-mentioned shape, change the shape of soft cover 2 and metallic support cylinder, make it be the shape such as ellipticity or square, polygon, its structure makes annexation identical with said structure.
The outer wall of the metallic support cylinder 1 in one-tenth punch die of the present invention connects longitudinal rib 7, and longitudinal rib 7 perisporium touches with metallic support cylinder 1 outer wall and soft cover 2 inwall respectively, and longitudinal rib 7 distributes along the short transverse of metallic support cylinder 1.The present invention produces certain distortion after the water filling of soft cover 2, affects the quality in hole, the such scheme provided, by increase soft cover 2 and and metallic support cylinder 1 between intensity.
The another kind of scheme of above-mentioned purpose and effect is: become on the outer wall of the metallic support cylinder 1 in punch die and at least connect a support ring 8, and support ring 8 was around metallic support cylinder 1 outer wall one week, and support ring 8 outer wall touches with metallic support cylinder 1 outer wall and soft cover 2 inwall respectively.。This scheme also has is convenient to fabrication and installation, the advantage of long service life.
The present invention is in order to reach the support strength of the soft cover 2 be enhanced in punch die, and and between metallic support cylinder 1, keep the distance that sets, the further scheme provided is: the inwall of soft cover 2 is provided with several annular lug 15, and annular lug 15 and soft cover 2 are integrated or annular lug 15 is arranged on soft cover 2 inwall.Or the inwall of soft cover 2 connects several longitudinal projection 14, and longitudinal projection 14 is integrated with soft cover 2 or longitudinal projection 14 is arranged on soft cover 2 inwall.
Soft cover 2 in one-tenth punch die of the present invention installs the first retainer ring 4 with joint, metallic support cylinder 1 upper end, and soft cover 2 installs the second retainer ring 9 with joint, metallic support cylinder 1 lower end.This is one of method for optimizing of fixing soft cover 2, is easy to fixing, does not destroy the shape of soft cover, fix tightly, and it can repeated multiple timesly use, long service life, and easily shrinks.
Soft cover 2 preferred version in one-tenth punch die of the present invention is: the cross section of soft cover 2 is three layers, centre arranges fiber web layer 13, fiber web layer 13 left and right sides is rubber layer, this structure can increase the intensity of soft cover 2 further, and improve service life, under the prerequisite with better expansion retraction function, long service life.All deficiencies that the inventive method exists when revolutionizing drilling in existing prefabricated components, make the quality in hole reach high level.Many rounds particularly on prefabricated components and staggered hole, can make the even intensity at each position of prefabricated components by the inventive method, thus can improve the quality of prefabricated components.In figure, 12 is connection rivets.
Claims (8)
1. a prefabricated components forming hole method, is characterized in that: comprise the steps:
1. punch die is got into, by becoming the water inlet pipe of punch die, water is injected in the cavity (11) of metallic support cylinder (1), soft cover (2) in mould is filled into column by water, the structure of one-tenth punch die is: it has a soft cover (2), in soft cover (2), metallic support cylinder (1) is installed, be cavity (11) in the middle of metallic support cylinder (1), the perisporium of metallic support cylinder (1) is arranged through hole (3), metallic support cylinder (1) upper end arranges water inlet pipe (5) and outlet pipe (6), sandwich establishment cavity (10) between the outer wall of metallic support cylinder (1) and soft cover (2) inwall, cavity (11) is communicated with by through hole (3) with interlayer cavity (10), the outer surface of soft cover (2) is smooth surface,
2. the one-tenth punch die after step 1. water filling is inserted the position of prefabricated piece bores, then cast-in-place concrete, become the inlet tube and outlet tube of punch die upper end to be positioned at concrete outer end;
3. reach some strength after prefabricated components maintenance to open valve on outlet pipe and release water in metallic support cylinder (1), soft cover (2) bounces back, and takes out into punch die, makes the prefabricated components after the demoulding form hole.
2. a kind of prefabricated components forming hole method according to claim 1, is characterized in that: the soft cover (2) in described one-tenth punch die is rubber sleeve.
3. a kind of prefabricated components forming hole method according to claim 1, it is characterized in that: become on the outer wall of the metallic support cylinder (1) in punch die and connect longitudinal rib (7), longitudinal rib (7) perisporium touches with metallic support cylinder (1) outer wall and soft cover (2) inwall respectively, and longitudinal rib (7) distributes along the short transverse of metallic support cylinder (1).
4. a kind of prefabricated components forming hole method according to claim 1, it is characterized in that: become on the outer wall of the metallic support cylinder (1) in punch die and at least connect a support ring (8), support ring (8) was around metallic support cylinder (1) outer wall one week, and support ring (8) outer wall touches with metallic support cylinder (1) outer wall and soft cover (2) inwall respectively.
5. a kind of prefabricated components forming hole method according to claim 1, it is characterized in that: become the inwall of the soft cover (2) in punch die to be provided with several annular lug (15), annular lug (15) and soft cover (2) are integrated or annular lug (15) is arranged on soft cover (2) inwall.
6. a kind of prefabricated components forming hole method according to claim 1, it is characterized in that: become on the inwall of the soft cover (2) in punch die and connect several longitudinal projection (14), longitudinal projection (14) and soft cover (2) are integrated or longitudinal projection (14) is arranged on soft cover (2) inwall.
7. a kind of prefabricated components forming hole method according to claim 1, it is characterized in that: become the soft cover (2) in punch die and metallic support cylinder (1) joint, upper end to install the first retainer ring (4), the second retainer ring (9) is installed in soft cover (2) and metallic support cylinder (1) joint, lower end.
8. a kind of prefabricated components forming hole method according to claim 1-7, is characterized in that: the cross section of soft cover (2) is three layers, and centre arranges fiber web layer (13), and fiber web layer (13) left and right sides is rubber layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410429859.4A CN105235056A (en) | 2014-06-17 | 2014-08-28 | Hole forming method for prefabricated component |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410269162 | 2014-06-17 | ||
| CN2014102691625 | 2014-06-17 | ||
| CN201410429859.4A CN105235056A (en) | 2014-06-17 | 2014-08-28 | Hole forming method for prefabricated component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105235056A true CN105235056A (en) | 2016-01-13 |
Family
ID=52034234
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410429792.4A Pending CN104191505A (en) | 2014-06-17 | 2014-08-28 | Building prefabricated part hole-forming mold and hole-forming demolding process thereof |
| CN201410429859.4A Pending CN105235056A (en) | 2014-06-17 | 2014-08-28 | Hole forming method for prefabricated component |
| CN201420489984.XU Active CN203994171U (en) | 2014-06-17 | 2014-08-28 | A kind of building prefabricated components becomes punch die |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410429792.4A Pending CN104191505A (en) | 2014-06-17 | 2014-08-28 | Building prefabricated part hole-forming mold and hole-forming demolding process thereof |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420489984.XU Active CN203994171U (en) | 2014-06-17 | 2014-08-28 | A kind of building prefabricated components becomes punch die |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN104191505A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104191505A (en) * | 2014-06-17 | 2014-12-10 | 山东万斯达集团有限公司 | Building prefabricated part hole-forming mold and hole-forming demolding process thereof |
| CN104589470A (en) * | 2015-02-02 | 2015-05-06 | 光明铁道控股有限公司 | Bottom template for subway floating slab |
| CN106541490B (en) * | 2016-12-22 | 2022-04-15 | 华侨大学 | Preparation device for prefabricated connecting hole and use method thereof |
| CN106760557B (en) * | 2016-12-23 | 2018-11-09 | 浙江省建工集团有限责任公司 | A kind of rear-mounted construction method of prefabrication component chip |
| CN113605310A (en) * | 2021-08-06 | 2021-11-05 | 深圳市绿志新型建材研究院有限公司 | Ecological riverbed prefabricated slab and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3240166A1 (en) * | 1982-10-29 | 1984-05-03 | Andreas 4441 Spelle Holterhus | Device for producing free spaces for installations |
| CN1955428A (en) * | 2005-10-28 | 2007-05-02 | 孙长顺 | Building shuttering |
| CN101618570A (en) * | 2009-07-10 | 2010-01-06 | 叶荣近 | Rubber water injection core mould |
| CN103465358A (en) * | 2013-10-09 | 2013-12-25 | 四川普恒科技有限公司 | Horizontal type rubber air-bag core pulling column for gypsum hollow blocks |
| CN104191505A (en) * | 2014-06-17 | 2014-12-10 | 山东万斯达集团有限公司 | Building prefabricated part hole-forming mold and hole-forming demolding process thereof |
-
2014
- 2014-08-28 CN CN201410429792.4A patent/CN104191505A/en active Pending
- 2014-08-28 CN CN201410429859.4A patent/CN105235056A/en active Pending
- 2014-08-28 CN CN201420489984.XU patent/CN203994171U/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3240166A1 (en) * | 1982-10-29 | 1984-05-03 | Andreas 4441 Spelle Holterhus | Device for producing free spaces for installations |
| CN1955428A (en) * | 2005-10-28 | 2007-05-02 | 孙长顺 | Building shuttering |
| CN101618570A (en) * | 2009-07-10 | 2010-01-06 | 叶荣近 | Rubber water injection core mould |
| CN103465358A (en) * | 2013-10-09 | 2013-12-25 | 四川普恒科技有限公司 | Horizontal type rubber air-bag core pulling column for gypsum hollow blocks |
| CN104191505A (en) * | 2014-06-17 | 2014-12-10 | 山东万斯达集团有限公司 | Building prefabricated part hole-forming mold and hole-forming demolding process thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN203994171U (en) | 2014-12-10 |
| CN104191505A (en) | 2014-12-10 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160113 |