CN111805721A - Automatic mold closing device for shield segment mold - Google Patents
Automatic mold closing device for shield segment mold Download PDFInfo
- Publication number
- CN111805721A CN111805721A CN202010551274.5A CN202010551274A CN111805721A CN 111805721 A CN111805721 A CN 111805721A CN 202010551274 A CN202010551274 A CN 202010551274A CN 111805721 A CN111805721 A CN 111805721A
- Authority
- CN
- China
- Prior art keywords
- shield segment
- mold
- segment mold
- closing device
- automatic
- 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.)
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Classifications
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- 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
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
- B23P19/069—Multi-spindle machines
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- 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
- B28B7/0002—Auxiliary parts or elements of the mould
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- 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
- B28B7/0002—Auxiliary parts or elements of the mould
- B28B7/0014—Fastening means for mould parts, e.g. for attaching mould walls on mould tables; Mould clamps
Abstract
The invention relates to an automatic mold closing device for a shield segment mold, which comprises a fastening frame 1, wherein first fastening components are symmetrically arranged on the left side and the right side of the fastening frame 1, the positions of the first fastening components correspond to the positions of bolts on the shield segment mold, and a second fastening component is arranged on the shield segment mold. According to the automatic mold closing device for the shield segment mold, the pushing process is stable and reliable, potential safety hazards caused by screw slipping in the early stage are eliminated, automatic pushing is achieved through the operating button, and labor intensity of workers is greatly reduced.
Description
Technical Field
The invention belongs to the technical field of shield equipment, and particularly relates to an automatic mold closing device for a shield segment mold.
Background
In recent years, with the rapid development of urban construction in China, the urban road traffic pressure is higher and higher, the problems of automobile congestion, tail gas pollution and the like are more and more serious, and the contradiction between the construction of road traffic and the number of motor vehicles is more and more prominent. The development and utilization of underground space resources are increasingly emphasized, and subway construction is also taken as a main implementation means. The urban underground rail transit has the advantages of safety, rapidness, reliability, large transport capacity, small damage to environment and ecology in the construction process, good earthquake resistance and the like. The construction of the subway tunnel is dominated by a shield method, and with the continuous development of the manufacturing and construction technology of a shield tunneling machine, higher requirements are put forward for a shield segment mould, and a concrete segment produced by the mould becomes one of key technologies related to the quality of the whole tunnel engineering in the shield method construction. The traditional segment production mode has high labor cost and low economic benefit, seriously restricts the propelling speed of the shield and influences the on-time completion of the project. There is therefore a great need for improvements to existing manual manufacturing models. In the production of the existing segment, the closing of the die is realized by manually assembling and disassembling bolts and by means of high-strength proficiency to improve the yield, so that the labor cost and labor intensity are very high, time and labor are consumed, and once the personnel change, the yield can be directly influenced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an automatic mold closing device of a shield segment mold, which can be repeatedly used and is convenient to construct, effectively improves the working efficiency, and reduces the cost and the labor intensity of workers.
In order to achieve the purpose, the invention adopts the following technical scheme:
the automatic mold closing device for the shield segment mold comprises a fastening frame, wherein first fastening components are symmetrically arranged on the left side and the right side of the fastening frame, the positions of the first fastening components correspond to the positions of bolts on the shield segment mold, and second fastening components are arranged on the shield segment mold.
Preferably, the first fastening assembly comprises a plurality of pushing hydraulic cylinders, pneumatic wrenches are connected to the pushing hydraulic cylinders, and sleeves are arranged at one ends, close to bolts on the shield segment mold, of the pneumatic wrenches.
Preferably, a rigid spring is arranged between the propelling hydraulic oil cylinder and the pneumatic wrench.
Preferably, the number of the pushing hydraulic cylinders is 12, the pushing hydraulic cylinders are respectively arranged on the left side and the right side of the fastening frame, and the pushing hydraulic cylinders are symmetrical in pairs.
Preferably, the second fastening assembly comprises a telescopic hydraulic oil cylinder for pushing four side plates of the shield segment mould.
Preferably, the number of the telescopic hydraulic oil cylinders is 4, 2 of the telescopic hydraulic oil cylinders are respectively arranged in the front and the back of the shield segment mould and are positioned on the shield segment mould, and the other 2 telescopic hydraulic oil cylinders are respectively arranged on the left side and the right side of the shield segment mould and are positioned on a ground fixing platform.
Preferably, the lower ends of the telescopic hydraulic oil cylinders arranged on the left side and the right side of the shield segment mould are provided with fixed supports.
Preferably, the number of the telescopic hydraulic oil cylinders arranged on the left side and the right side of the shield segment mould is 4, and the telescopic hydraulic oil cylinders are correspondingly arranged on the left side and the right side of the shield segment mould in pairs.
Compared with the prior art, the invention has the following beneficial effects:
the lead screw pushing process is stable and reliable, potential safety hazards caused by lead screw slipping in the early stage are eliminated, automatic pushing is achieved through the operating buttons, labor intensity of workers is greatly reduced, construction is convenient, waiting time of manual fastening bolts is shortened, construction efficiency is effectively improved, and cost is effectively reduced.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a perspective view of an automatic mold closing device for a shield segment mold according to an embodiment of the present invention;
FIG. 2 is a side view of an automatic mold closing apparatus for a shield segment mold according to an embodiment of the present invention;
wherein: 1, a fastening frame, 2, a propelling hydraulic oil cylinder, 3, a pneumatic wrench, 4, a telescopic hydraulic oil cylinder and 5, a fixed support; 6. fixing table
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus consistent with certain aspects of the invention, as detailed in the appended claims.
In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and examples.
As shown in fig. 1-2, an embodiment of the present invention provides an automatic mold closing device for a shield segment mold, which includes a fastening frame 1, first fastening assemblies symmetrically disposed on left and right sides of the fastening frame 1, positions of the first fastening assemblies corresponding to positions of bolts on the shield segment mold, and a second fastening assembly disposed on the shield segment mold. The first fastening assembly comprises a plurality of pushing hydraulic cylinders 2, pneumatic wrenches 3 are connected to the pushing hydraulic cylinders 2, and sleeves are arranged at one ends, close to bolts on a shield segment mold, of the pneumatic wrenches 3. And a rigid spring is arranged between the propulsion hydraulic oil cylinder 2 and the pneumatic wrench 3. The number of the propulsion hydraulic oil cylinders 2 is 12, the propulsion hydraulic oil cylinders are respectively arranged on the left side and the right side of the fastening frame 1, and the propulsion hydraulic oil cylinders are symmetrical in pairs. The second fastening assembly comprises a telescopic hydraulic oil cylinder 4 for pushing four side plates of the shield segment mould. The number of the telescopic hydraulic oil cylinders is 4, 2 of the telescopic hydraulic oil cylinders are respectively arranged in the front and the back of the shield segment mould and are positioned on the shield segment mould, and the other 2 telescopic hydraulic oil cylinders are respectively arranged on the left side and the right side of the shield segment mould and are positioned on a ground fixing platform. And the lower ends of the telescopic hydraulic oil cylinders 4 arranged on the left side and the right side of the shield segment mould are provided with fixed supports 5. The telescopic hydraulic oil cylinders 4 arranged on the left side and the right side of the shield segment mould can be totally 4, and the telescopic hydraulic oil cylinders are correspondingly arranged on the left side and the right side of the shield segment mould in pairs.
The specific working process of the whole device is as follows: before the segment mould enters a working vibrating platform, the interior of the mould is cleaned, two telescopic hydraulic oil cylinders of front and rear side plates and four telescopic hydraulic oil cylinders of left and right side plates of the shield segment mould are controlled by a controller, and the six telescopic hydraulic oil cylinders extend out together and contact the four side plates of the mould frame to push the side plates to fold and fit with the middle mould; the whole body moves to a fixed position on a vibrating table through a preset track, and then the reinforcement cage is placed into a segment mould and is provided with an embedded part; the fastening frame 1 is hung on the gear through a chain, and the fastening frame 1 is controlled to descend to a preset position through the controller, so that a pneumatic wrench arranged on the fastening frame 1 is aligned with a bolt hole in the duct piece mold; starting 12 pushing hydraulic oil cylinders on two sides of the fastening frame 1, pushing the hydraulic oil cylinders to move and driving the pneumatic wrench to rotate, wherein one end of the pneumatic wrench is provided with a sleeve, and the inner diameter of the sleeve is larger than that of a bolt head, so that when the fixing frame is lowered to a specified height, the sleeve is aligned with the bolt, the sleeve is sleeved on the bolt under the pushing of the hydraulic cylinder, the bolt is pushed into a bolt hole on a shield segment mould and screwed, and the pneumatic wrench can slip after the bolt is screwed, so that a spring is arranged between the pneumatic wrench 3 and the pushing hydraulic oil cylinder 2, the bolt is prevented from being excessively screwed, and the bolt is protected; after the bolts are screwed down, the pushing hydraulic oil cylinder 2 retracts, the fastening frame 1 is lifted, the telescopic hydraulic oil cylinders 4 on the four side surfaces of the duct piece die retract, concrete casting is started, a vibration table is started, and vibration is carried out; after face trimming and standing, entering a steam curing room for curing; and after the steam curing is finished, returning to the vibrating table, then lowering the fastening frame 1 to a fixed position, starting 12 propelling hydraulic cylinders positioned at two sides of the fastening frame 1, propelling the hydraulic cylinders to move, driving a pneumatic wrench to unscrew the bolt, and stripping.
After the automatic die assembly device of the shield segment die is used, construction is convenient, waiting time of manual fastening bolts is reduced, construction efficiency is effectively improved, and cost is effectively reduced.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
It is to be understood that the present invention is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (8)
1. The automatic mold closing device for the shield segment mold is characterized by comprising a fastening frame (1), wherein first fastening components are symmetrically arranged on the left side and the right side of the fastening frame (1), the positions of the first fastening components correspond to the positions of bolts on the shield segment mold, and second fastening components are arranged on the shield segment mold.
2. The automatic mold closing device for the shield segment mold according to claim 1, wherein the first fastening assembly comprises a plurality of pushing hydraulic cylinders (2), pneumatic wrenches (3) are connected to the pushing hydraulic cylinders (2), and sleeves are arranged at one ends of the pneumatic wrenches (3) close to bolts on the shield segment mold.
3. The automatic mold closing device for the shield segment mold according to claim 2, characterized in that a rigid spring is arranged between the propelling hydraulic oil cylinder (2) and the pneumatic wrench (3).
4. The automatic mold closing device for the shield segment mold according to any one of claims 2 or 3, wherein the number of the propelling hydraulic cylinders (2) is 12, the propelling hydraulic cylinders are respectively arranged on the left side and the right side of the fastening frame (1), and the propelling hydraulic cylinders are symmetrical in pairs.
5. The automatic mold closing device for the shield segment mold according to claim 1, wherein the second fastening assembly comprises a telescopic hydraulic oil cylinder (4) for pushing four side plates of the shield segment mold.
6. The automatic mold closing device for the shield segment mold according to claim 5, wherein the number of the telescopic hydraulic cylinders (4) is 4, 2 of the telescopic hydraulic cylinders are respectively arranged in the front and the back of the shield segment mold and positioned on the shield segment mold, and the other 2 telescopic hydraulic cylinders are respectively arranged on the left side and the right side of the shield segment mold and positioned on the ground fixing table (6).
7. The automatic mold closing device for the shield segment mold according to claim 6, wherein the lower ends of the telescopic hydraulic cylinders (4) arranged on the left side and the right side of the shield segment mold are provided with fixed supports (5).
8. The automatic mold closing device for the shield segment mold according to any one of claims 6 to 7, wherein 4 telescopic hydraulic cylinders (4) arranged on the left side and the right side of the shield segment mold can be arranged, and are arranged on the left side and the right side of the shield segment mold in a pairwise correspondence manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010551274.5A CN111805721A (en) | 2020-06-17 | 2020-06-17 | Automatic mold closing device for shield segment mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010551274.5A CN111805721A (en) | 2020-06-17 | 2020-06-17 | Automatic mold closing device for shield segment mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111805721A true CN111805721A (en) | 2020-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010551274.5A Pending CN111805721A (en) | 2020-06-17 | 2020-06-17 | Automatic mold closing device for shield segment mold |
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| Country | Link |
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| CN (1) | CN111805721A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113714760A (en) * | 2021-09-06 | 2021-11-30 | 沈阳建筑大学 | Automatic mold assembling and disassembling equipment for shield segment mold |
-
2020
- 2020-06-17 CN CN202010551274.5A patent/CN111805721A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113714760A (en) * | 2021-09-06 | 2021-11-30 | 沈阳建筑大学 | Automatic mold assembling and disassembling equipment for shield segment mold |
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