Automatic opening and closing mold for prefabricating reinforced concrete box-type module

Abstract

The utility model relates to the technical field of precast concrete box-type modules, in particular to an automatic opening and closing mold for precast reinforced concrete box-type modules, which comprises a bottom mold, a fixed inner mold fixedly arranged on the bottom mold, a movable inner mold and a movable outer mold capable of moving relative to the fixed inner mold, and a door opening side mold rotatably arranged on the movable outer mold, the hydraulic system is used for driving the movable inner mold and the movable outer mold to move and driving the door opening side mold to rotate; an inner mold rail is obliquely arranged at the top of the bottom mold, and the movable inner mold is in sliding connection with the inner mold rail, so that the movable inner mold can slide from the top of the bottom mold to be attached to the fixed inner mold or away from the fixed inner mold; an outer mold rail is fixedly arranged on the side face of the bottom mold, and the movable outer mold is slidably connected with the outer mold rail through a walking mechanism so that the movable outer mold can move to the bottom to be attached to the bottom mold or away from the bottom mold.

Description

Technical Field

[0001] The utility model relates to the technical field of precast concrete box modules, in particular to an automatic opening and closing mold for precast reinforced concrete box modules. Background Art

[0002] Existing box module molds generally use special molds, which are scrapped after the project is completed and cannot be reused in other projects. During the use of existing box module molds, the opening and closing of the molds are usually achieved by manual pushing and pulling, and auxiliary tools such as chain hoists, pull rods, and threaded rods are usually used to complete the opening and closing by manual rotation.

[0003] The use of special molds results in high mold costs; the method of manual mold opening and closing leads to low standardization of mold opening and closing of box module molds, low manual efficiency, and high labor production costs.

[0004] Therefore, there is an urgent need for an automatic opening and closing mold for box modules to improve the industrialization level of box module molds and overcome the problem of high use cost of existing box module molds. Summary of the Utility Model

[0005] (1) Technical Problems to be Solved

[0006] In view of the above-mentioned shortcomings and deficiencies of the prior art, the utility model provides an automatic opening and closing mold for precast reinforced concrete box modules, which solves the technical problem of high use cost of existing box module molds.

[0007] (2) Technical Solutions

[0008] To achieve the above object, the main technical solutions adopted by the utility model include:

[0009] An automatic opening and closing mold for precast reinforced concrete box modules, comprising: a bottom mold, a fixed inner mold fixedly arranged on the bottom mold, a movable inner mold and a movable outer mold that can move relative to the fixed inner mold, a door opening side mold rotatably arranged on the movable outer mold, and a hydraulic system for driving the movable inner mold, the movable outer mold to move and the door opening side mold to rotate;

[0010] An inner mold track is inclinedly arranged at the top of the bottom mold, and both ends of the inner mold track are fixedly connected to the bottom mold and the fixed inner mold respectively. The movable inner mold is slidably connected to the inner mold track so that the movable inner mold can slide from the top of the bottom mold to fit with the fixed inner mold or move away from the fixed inner mold;

[0011] An outer mold track is fixedly arranged on the side of the bottom mold, and the movable outer mold is slidably connected to the outer mold track through a traveling mechanism so that the movable outer mold can move to fit with the bottom mold at the bottom or move away from the bottom mold.

[0012] The movable inner mold is arranged parallel to the fixed inner mold. A first pulley is provided at the bottom of the movable inner mold, and the movable inner mold is slidably connected to the inner mold track through the first pulley;

[0013] A hinge seat is provided inside the movable inner mold. The hinge seat is hinged to the driving end of a first hydraulic cylinder, and the fixed end of the first hydraulic cylinder is hinged to the bottom mold.

[0014] The traveling mechanism includes a support frame, a second pulley rotatably connected to the bottom of the support frame, an anti-tipping tooling fixed to the bottom of the support frame, a connecting rod for connecting the movable outer mold, and a protection component;

[0015] The support frame is perpendicular to the outer mold track, and the bottom of the support frame is slidably connected to the outer mold track through the second pulley;

[0016] The connecting rod is fixedly arranged on one side of the support frame close to the fixed inner mold, and the movable outer mold is fixedly connected to the connecting end of the connecting rod through bolts.

[0017] The anti-tipping tooling is arranged on one side of the second pulley. The anti-tipping tooling includes a side plate and a third pulley;

[0018] The upper part of the side plate is fixedly connected to the support frame, and the third pulley is rotatably connected to the lower part of the side plate;

[0019] A chute is provided on the side of the outer mold track, and the third pulley is slidably connected in the chute.

[0020] A connecting support is provided at the bottom of the movable outer mold. The connecting support is hinged to the driving end of a second hydraulic cylinder, and the fixed end of the second hydraulic cylinder is hinged to the bottom mold.

[0021] A door opening is provided on the side of the movable outer mold. The side mold of the door opening is arranged along the edge of the door opening. The side mold of the door opening is rotatably connected to the movable outer mold, and the side mold of the door opening is hinged to the driving end of a fourth hydraulic cylinder through a hinge seat.

[0022] An outer mold locking mechanism is further included. The outer mold locking mechanism includes a first locking device for fixing the bottom mold and the movable outer mold, and a second locking device and a third locking device for fixing adjacent movable outer molds;

[0023] The first locking device includes a third hydraulic cylinder, a hydraulic cylinder support for fixing the third hydraulic cylinder, and a tapered sleeve fixed to the bottom of the movable outer mold;

[0024] The third hydraulic cylinder includes a cylinder block, a push rod and a conical head. The hydraulic cylinder support is fixedly connected to the bottom mold. The cylinder block is bolted to the hydraulic cylinder support. The push rod is telescopically arranged in the cylinder block. The conical head is arranged at the top of the push rod. The push rod can push the conical head into the conical sleeve so that the bottom film is fixedly connected to the movable outer mold.

[0025] The second locking device includes a first connecting seat, a second connecting seat, a screw rod and a movable block. The first connecting seat and the second connecting seat are respectively fixedly connected to two adjacent movable outer molds. The screw rod is hinged to the second connecting seat. The movable block is sleeved on the screw rod and is threadedly connected to the screw rod through a nut. By squeezing the movable block, the adjacent movable outer molds are fixedly connected.

[0026] The third locking device includes a fourth connecting seat, a fifth connecting seat and an insertion rod. The fourth connecting seat and the fifth connecting seat are respectively fixedly connected to two adjacent movable outer molds;

[0027] Both the fourth connecting seat and the fifth connecting seat are provided with through holes. The fifth connecting seat is vertically inserted into the through hole of the fourth connecting seat. The insertion rod is vertically inserted into the through hole of the fifth connecting seat so that the adjacent movable outer molds are fixedly connected.

[0028] It further includes a vibrating device for ramming concrete.

[0029] (III) Beneficial effects

[0030] The beneficial effects of the present utility model are as follows: The present utility model provides an automatic opening and closing mold for precast reinforced concrete box modules. By setting a movable inner mold, a movable outer mold that can move relative to the fixed inner mold, and a rotatable door opening side mold, the automatic opening and closing of the precast reinforced concrete box module mold is realized. Most of the mold removal and closing processes during precasting are driven by oil cylinders, and personnel only need to assist in locking, which can save man-hours and improve the production efficiency of the production line.

[0031] The modular and generalized design of the mold part can realize the reuse of the automatic opening and closing mold, meet the production of box modules of various sizes, improve the mold turnover rate, and reduce the mold cost. Description of the drawings

[0032] Figure 1 It is a perspective view (in the first direction) of the automatic opening and closing mold of the present utility model;

[0033] Figure 2 It is Figure 1 the cross-sectional view at A-A in

[0034] Figure 3 It is Figure 1 the partial enlarged view at the wire frame B in

[0035] Figure 4 is Figure 1 The partial enlarged view of the second locking device in;

[0036] Figure 5 The bottom view of the automatic opening and closing mold of the present utility model;

[0037] Figure 6 is Figure 5 The partial enlarged view at the wire frame C in;

[0038] Figure 7 The side sectional view of the automatic opening and closing mold of the present utility model;

[0039] Figure 8 The structural schematic diagram of the first locking device of the present utility model;

[0040] Figure 9 The partial three-dimensional view of the automatic opening and closing mold of the present utility model;

[0041] Figure 10 is Figure 9 The partial enlarged view at the wire frame D in;

[0042] Figure 11 is Figure 9 The partial enlarged view at the wire frame E in;

[0043] Figure 12 The three-dimensional view of the automatic opening and closing mold of the present utility model in the state of installing the thin shell and the steel cage;

[0044] Figure 13 The three-dimensional view of the automatic opening and closing mold of the present utility model in the state of installing the thin shell and the steel cage;

[0045] Figure 14 The three-dimensional view (second direction) of the automatic opening and closing mold of the present utility model;

[0046] Figure 15 is Figure 14 The partial enlarged view of the third locking device in;

[0047] Figure 16 The three-dimensional view of the traveling mechanism of the present utility model;

[0048] Figure 17 The three-dimensional view of the traveling mechanism and the movable outer mold of the present utility model;

[0049] Figure 18 The partial enlarged view of the anti-tipping tooling of the present utility model.

[0050]

Explanation of the reference numerals

[0051] 1: Fixed inner mold; 2: Movable inner mold; 3: Doorway side mold; 4: Travel mechanism; 5: Movable outer mold; 6: Bottom mold; 7: Third hydraulic cylinder; 8: Second hydraulic cylinder; 9: Fourth hydraulic cylinder; 10: First hydraulic cylinder; 11: Pedal; 12: Guardrail; 13: Insert rod; 14: Second pulley; 15: Support frame; 16: Connecting rod; 17: Anti-tipping tooling; 18: Pedal support; 19: Track support; 20: Outer mold track; 21: Inner mold track; 22: Side plate; 23: Third pulley; 24: Connecting support; 25: Limiting device; 26: First locking device; 27: Second locking device; 28: Third locking device; 29: Hydraulic cylinder support; 30: Bush; 31: Cylinder block; 32: Push rod; 33: Taper head; 34: First connecting seat; 35: Second connecting seat; 36: Screw; 37: Movable block; 38: Vibration device; 39: Fourth connecting seat; 40: Fifth connecting seat; 41: First pulley; 42: Thin shell; 43: Steel reinforcement cage; 44: Embedded part. Detailed implementation mode

[0052] For better explaining the present invention for easy understanding, the present invention will be described in detail below in conjunction with the accompanying drawings through specific implementation modes. Among them, the orientation nouns such as "up", "down", etc. mentioned in this article are based on Figure 1 the orientation shown.

[0053] In order to better understand the above technical solutions, the exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present invention are shown in the drawings, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to enable a clearer and more thorough understanding of the present invention and to be able to convey the scope of the present invention completely to those skilled in the art.

[0054] See the attached Figure 1 - 18 As shown, the present invention provides an automatic opening and closing mold for precast reinforced concrete box modules, which includes: a bottom mold 6 located at the bottom of the mold, a fixed inner mold 1 arranged on the bottom mold 6, a movable inner mold 2 and a movable outer mold 5 that can move relative to the fixed inner mold 1, a doorway side mold 3 rotatably arranged on the movable outer mold 5, and a hydraulic system for driving the movement of the movable inner mold 2, the movable outer mold 5 and the rotation of the doorway side mold 3. By setting the movable inner mold 2, the movable outer mold 5 that can move relative to the fixed inner mold 1 and the rotatable doorway side mold 3, the automatic opening and closing of the precast reinforced concrete box module mold is realized. The standardized opening and closing mold can be reused, improving the production efficiency of precast box modules and reducing production costs.

[0055] The hydraulic system includes a first hydraulic cylinder 10 for driving the movable inner mold 2 to move, a second hydraulic cylinder 8 for driving the movable outer mold 5 to move, a third hydraulic cylinder 7 for locking the movable outer mold 5, and a fourth hydraulic cylinder 9 for driving the door opening side mold 3 to rotate.

[0056] The fixed inner mold 1 includes four sides and one top surface. The fixed inner mold 1 is fixed on the bottom mold 6, forming a rectangular structural frame with the bottom mold 6. The movable inner mold 2 is arranged in parallel on the inner side of the fixed inner mold 1, and one movable inner mold 2 is correspondingly arranged on each side of the fixed inner mold 1. The inner mold track 21 is inclinedly arranged on the top of the bottom mold 6, and the inner mold track 21 is fixedly connected with the bottom mold 6. The bottom of the movable inner mold 2 is provided with a first pulley 41, and the movable inner mold 2 is slidably connected with the inner mold track 21 through the first pulley 41.

[0057] The inner side of the movable inner mold 2 is provided with a hinge seat, and is hinged with the driving end of the first hydraulic cylinder 10 through the hinge seat. The fixed end of the first hydraulic cylinder 10 is hinged with the bottom mold 6. The driving end of the first hydraulic cylinder 10 drives the movable inner mold 2 to slide along the inner mold track 21, so that the movable inner mold 2 approaches the fixed inner mold 1 until it is installed at a preset position, or moves away from the fixed inner mold 1.

[0058] The fixed inner mold 1 is also provided with a limiting device 25 for positioning the movable inner mold 2. After the movable inner mold 2 moves in place, it is locked and fixed by bolts.

[0059] The outer mold track 20 is fixedly arranged on the outer side of the bottom mold 6. A traveling mechanism 4 is arranged on the outer mold track 20. The traveling mechanism 4 is slidably connected with the outer mold track 20. The traveling mechanism 4 is arranged in parallel with the fixed inner mold 1. The movable outer mold 5 is fixed on the traveling mechanism 4. The second hydraulic cylinder 8 drives the movable outer mold 5, and at the same time drives the traveling mechanism 4 to slide along the outer mold track 20, so that the movable outer mold 5 can approach the fixed inner mold 1 until it is installed at a preset position, or move away from the fixed inner mold 1.

[0060] The outer mold track 20 serves as a sliding track for the traveling mechanism 4 to guide the moving direction of the traveling mechanism 4. One end of the outer mold track 20 is vertically fixed to the side surface of the bottom mold 6. A track support member 19 is fixedly arranged at the bottom of the other end of the outer mold track 20 away from the bottom mold 6. The track support member 19 is used to support the outer mold track 20, improve the structural strength of the outer mold track 20, and reduce the possibility that one end of the outer mold track 20 bends under the long-term gravity of the upper components.

[0061] The traveling mechanism 4 includes a support frame 15, a second pulley 14 rotatably connected to the bottom of the support frame 15, an anti-tipping tooling 17 fixed to the bottom of the support frame 15, a connecting rod 16 for connecting the movable outer mold 5, and a protection component.

[0062] The support frame 15 is perpendicular to the outer mold track 20 and is slidably connected to the outer mold track 20 through the second pulley 14 at the bottom of the support frame 15. The anti-tipping tooling 17 is arranged on one side of the second pulley 14. The anti-tipping tooling 17 is used to prevent the support frame 15 from tipping over. The anti-tipping tooling 17 includes a side plate 22 and a third pulley 23 rotatably connected to the bottom of the side plate 22.

[0063] The outer mold track 20 is made of I-beam. A chute is provided on the side surface of the outer mold track 20. The third pulley 23 is slidably connected in the chute. By arranging the side plate 22 and the third pulley 23 at the bottom of the traveling mechanism 4, the traveling mechanism 4 can be prevented from tipping over, and the structural stability of the traveling mechanism 4 can be improved.

[0064] The protection component includes a pedal support 18, a pedal 11 and a guardrail 12. The pedal support 18 is fixedly arranged on the upper part of the support frame 15. The pedal 11 is fixedly arranged on the pedal support 18. The pedal support 18 is used to carry and fix the pedal 11. The guardrail 12 is fixedly arranged on the side of the pedal 11 connected to the support frame 15.

[0065] The connecting rod 16 is fixedly arranged on the side of the support frame 15 close to the fixed inner mold 1. The moving outer mold 5 is fixedly connected to the connecting end of the connecting rod 16 through a bolt. A connecting plate for connecting the bolt is provided at the connecting end of the connecting rod 16, and a through hole for passing the bolt is provided on the connecting plate.

[0066] A connecting support 24 for connecting the second hydraulic cylinder 8 is further provided at the bottom of the moving outer mold 5. The driving end of the second hydraulic cylinder 8 is hinged to the connecting support 24, and the fixed end of the second hydraulic cylinder 8 is hinged to the bottom mold 6.

[0067] By arranging the connecting rod 16 on the support frame 15, the moving outer mold 5 can be fixed on the side of the traveling mechanism 4 close to the fixed inner mold 1, so that when the driving end of the second hydraulic cylinder 8 drives the moving outer mold 5 to move, the traveling mechanism 4 can be driven simultaneously, realizing the sliding of the moving outer mold 5 on the outer mold track 20.

[0068] A door opening is provided on the side surface of the moving outer mold 5. The door opening side mold 3 is arranged along the edge of the door opening. The door opening side mold 3 is rotatably connected to the moving outer mold 5 through a connecting shaft. The door opening side mold 3 is hinged to the driving end of the fourth hydraulic cylinder 9 through a hinge seat. The fixed end of the fourth hydraulic cylinder 9 is hinged to the moving outer mold 5. By driving the door opening side mold 3 with the fourth hydraulic cylinder 9, the rotation of the door opening side mold 3 is realized.

[0069] The automatic opening and closing mold further includes an outer mold locking mechanism. The outer mold locking mechanism includes a first locking device 26 for fixing the fixed bottom mold 6 and the moving outer mold 5, and a second locking device 27 and a third locking device 28 for fixing adjacent moving outer molds 5.

[0070] The first locking device 26 includes a third hydraulic cylinder 7, a hydraulic cylinder support 29 for fixing the third hydraulic cylinder 7, and a tapered sleeve 30 fixed to the bottom of the movable outer mold 5. The third hydraulic cylinder 7 includes a cylinder block 31, a push rod 32, and a tapered head 33. The hydraulic cylinder support 29 is welded to the bottom mold 6, the cylinder block 31 is bolted to the hydraulic cylinder support 29, the push rod 32 moves up and down with the piston inside the cylinder block 31, the tapered head 33 is provided at the top of the push rod 32, and the push rod 32 pushes the tapered head 33 into the tapered sleeve 30 to achieve the effect of locking and positioning the inner mold 1 and the movable outer mold 5.

[0071] The second locking device 27 includes a first connecting seat 34, a second connecting seat 35, a screw rod 36, and a movable block 37. The first connecting seat 34 and the second connecting seat 35 are respectively fixed on two adjacent movable outer molds 5. The screw rod 36 is hinged to the second connecting seat 35, the movable block 37 is sleeved on the screw rod 36, and the screw rod 36 is provided with a matching nut. A groove capable of inserting the screw rod 36 is provided in the middle of the first connecting seat 34. By rotating the screw rod 36 to insert it into the groove, and then tightening the nut on the screw rod 36 to squeeze the movable block 37, the fixation and locking of the two movable outer molds 5 are realized.

[0072] The third locking device 28 includes a fourth connecting seat 39, a fifth connecting seat 40, and an insertion rod 13. Both the fourth connecting seat 39 and the fifth connecting seat 40 are provided with through holes. The fifth connecting seat 40 is inserted into the through hole of the fourth connecting seat 39, and the insertion rod 13 is inserted into the through hole of the fifth connecting seat 40 to achieve the locking and fixation of two adjacent movable outer molds 5.

[0073] The fourth connecting seat 39 and the fifth connecting seat 40 are respectively welded on two adjacent movable outer molds 5. The movable outer mold 5 fixed with the fifth connecting seat 40 can be first moved into place, and then the movable module 5 with the fourth connecting seat 39 is moved to make the fifth connecting seat 40 pass through the through hole of the fourth connecting seat 39. Subsequently, the fourth connecting seat 39 and the fifth connecting seat 40 are fixed by the insertion rod 13.

[0074] The automatic opening and closing mold further includes a vibration device 38. The vibration device 38 is a vibration motor, which vibrates the steel formwork at a certain frequency to tamp the poured concrete.

[0075] The method for producing a box-type module by using the automatic opening and closing mold is as follows:

[0076] Step 1: First, remotely control the first hydraulic cylinder 10 to push the movable inner mold 2 to run obliquely upward along the inner mold track 21 to a specified position. The inner mold track 21 and the limiting device 25 are accurately positioned, and finally bolted and locked.

[0077] Step 2: After the thin shell 42 (a precast reinforced concrete block with high strength and thin thickness), the steel reinforcement cage 43 and the embedded parts 44 are fixedly installed, remotely control the second hydraulic cylinder 8, and push the movable outer mold 5 parallelly to the designated position for mold closing. Accurately position it through the outer mold track 20, and finally manually assist the outer mold locking mechanism to fix and remotely control the third hydraulic cylinder 7 to tighten;

[0078] Step 3: Then remotely control the fourth hydraulic cylinder 9 to rotate the door opening side mold 3 to the designated position and lock it with bolts;

[0079] Step 4: After pouring and curing concrete between the thin shell 42 and the movable outer mold 5 (at the position where the steel reinforcement cage 43 is tied), manually assist to loosen the outer mold locking mechanism, remotely control the third hydraulic cylinder 7 to release the outer mold locking, and remotely control the fourth hydraulic cylinder 9 to rotate the door opening side mold 3 to open the mold;

[0080] Step 5: Remove the embedded tooling, remotely control the second hydraulic cylinder 8, and push the movable outer mold 5 parallelly to the designated position to open the mold;

[0081] Step 6: Remove the embedded tooling, remotely control the first hydraulic cylinder 10, obliquely push the movable inner mold 2 downward to the designated position to open the mold, and finally hoist out the precast box-shaped member.

[0082] The present utility model provides an automatic opening and closing mold for precast reinforced concrete box modules. The automatic opening and closing of the precast reinforced concrete box module mold is realized by setting a movable inner mold 2, a movable outer mold 5 that can move relative to the fixed inner mold 1, and a rotatable door opening side mold 3. The standardized opening and closing mold can be reused, improving the production efficiency of precast box modules and reducing production costs.

[0083] Most of the mold opening and closing processes during precasting are driven by hydraulic cylinders, and personnel only need to assist in locking, which can save 50% of the man-hours and improve the production efficiency of the assembly line.

[0084] The mold part is modular and generalized in design, and can be disassembled and assembled to meet the production of various sizes of box modules. The hydraulic system is detachable and can be used for other projects, improving the turnover rate and greatly reducing the mold cost.

[0085] In the description of the present utility model, it should be understood that the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, "a plurality" means two or more unless otherwise specifically defined.

[0086] In the present utility model, unless otherwise clearly stipulated and defined, terms such as "installation", "connection", "linkage", "fixation", etc. shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral body; it may be a mechanical connection or an electrical connection; it may be a direct connection or an indirect connection through an intermediate medium; it may be the communication inside two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0087] In the present utility model, unless otherwise clearly stipulated and defined, when the first feature is "on" or "under" the second feature, it may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, when the first feature is "above", "over" and "on top of" the second feature, it may be that the first feature is directly above or obliquely above the second feature, or it merely means that the horizontal height of the first feature is higher than that of the second feature. When the first feature is "under", "beneath" and "underneath" the second feature, it may be that the first feature is directly below or obliquely below the second feature, or it merely means that the horizontal height of the first feature is lower than that of the second feature.

[0088] In the description of this specification, the descriptions of terms such as "one embodiment", "some embodiments", "embodiment", "example", "specific example" or "some examples", etc. mean that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.

[0089] Although the embodiments of the present utility model have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present utility model. Those of ordinary skill in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present utility model.

Claims

1. An automatic opening and closing mold for prefabricating reinforced concrete box modules, characterized in that: include: A bottom mold (6), a fixed inner mold (1) fixedly arranged on the bottom mold (6), a movable inner mold (2) and a movable outer mold (5) movable relative to the fixed inner mold (1), a door opening side mold (3) rotatably arranged on the movable outer mold (5), and a hydraulic system for driving the movable inner mold (2), the movable outer mold (5) to move and the door opening side mold (3) to rotate; The top of the bottom mold (6) is obliquely provided with an inner mold track (21), and the movable inner mold (2) is slidably connected to the inner mold track (21), so that the movable inner mold (2) can slide from the top of the bottom mold (6) to fit with the fixed inner mold (1) or move away from the fixed inner mold (1); An outer mold track (20) is fixedly provided on the side of the bottom mold (6), and the movable outer mold (5) is slidably connected to the outer mold track (20) via a walking mechanism (4), so that the movable outer mold (5) can move to the bottom to fit with the bottom mold (6) or move away from the bottom mold (6).

2. The automatic opening and closing mold for prefabricated reinforced concrete box-type modules according to claim 1, characterized in that: The movable inner mold (2) is arranged in parallel with the fixed inner mold (1), a first pulley (41) is provided at the bottom of the movable inner mold (2), and the movable inner mold (2) is slidably connected to the inner mold track (21) via the first pulley (41); An articulated seat is provided on the inner side of the movable inner mold (2), the articulated seat is articulated to the driving end of the first hydraulic cylinder (10), and the fixed end of the first hydraulic cylinder (10) is articulated to the bottom mold (6).

3. The automatic opening and closing mold for prefabricating reinforced concrete box-type modules according to claim 1, characterized in that: The walking mechanism (4) comprises a support frame (15), a second pulley (14) rotatably connected to the bottom of the support frame (15), an anti-dumping tool (17) fixed to the bottom of the support frame (15), a connecting rod (16) for connecting the movable outer mold (5), and a protective assembly; The support frame (15) is perpendicular to the outer mold track (20), and the bottom of the support frame (15) is slidably connected to the outer mold track (20) via a second pulley (14); The connecting rod (16) is fixedly arranged on a side of the support frame (15) adjacent to the fixed inner mold (1), and the movable outer mold (5) is fixedly connected to the connecting end of the connecting rod (16) via bolts.

4. The automatic opening and closing mold for prefabricating reinforced concrete box-type modules according to claim 3, characterized in that: The anti-tipping tool (17) is arranged on one side of the second pulley (14), and the anti-tipping tool (17) includes a side plate (22) and a third pulley (23); The upper part of the side plate (22) is fixedly connected to the support frame (15), and the third pulley (23) is rotatably connected to the lower part of the side plate (22); A sliding groove is provided on the side of the outer mold track (20), and the third pulley (23) can be slidably connected in the sliding groove.

5. The automatic opening and closing mold for prefabricating reinforced concrete box-type modules according to claim 4, characterized in that: A connecting support (24) is provided at the bottom of the movable outer mold (5), the connecting support (24) is hinged to the driving end of the second hydraulic cylinder (8), and the fixed end of the second hydraulic cylinder (8) is hinged to the bottom mold (6).

6. The automatic opening and closing mold for prefabricating reinforced concrete box-type modules according to claim 1, characterized in that: A door opening is provided on the side of the movable outer mold (5), and the door opening side mold (3) is arranged along the edge of the door opening. The door opening side mold (3) is rotatably connected to the movable outer mold (5), and the door opening side mold (3) is hinged to the driving end of the fourth hydraulic cylinder (9) through an articulated seat.

7. The automatic opening and closing mold for prefabricating reinforced concrete box-type modules according to claim 1, characterized in that: It also includes an outer mold locking mechanism, which includes a first locking device (26) for fixing the bottom mold (6) and the movable outer mold (5), and a second locking device (27) and a third locking device (28) for fixing the adjacent movable outer mold (5); The first locking device (26) comprises a third hydraulic cylinder (7), a hydraulic cylinder support (29) for fixing the third hydraulic cylinder (7), and a cone sleeve (30) fixed at the bottom of the movable outer mold (5); The third hydraulic cylinder (7) comprises a cylinder body (31), a push rod (32) and a cone head (33); the hydraulic cylinder support (29) is fixedly connected to the bottom mold (6); the cylinder body (31) is bolted to the hydraulic cylinder support (29); the push rod (32) is telescopically arranged in the cylinder body (31); the cone head (33) is arranged at the top of the push rod (32); the push rod (32) can push the cone head (33) to be inserted into the cone sleeve (30), so that the bottom mold (6) is fixedly connected to the movable outer mold (5).

8. The automatic opening and closing mold for prefabricating reinforced concrete box-type modules according to claim 7, characterized in that: The second locking device (27) comprises a first connecting seat (34), a second connecting seat (35), a screw rod (36) and a movable block (37); the first connecting seat (34) and the second connecting seat (35) are respectively fixedly connected to two adjacent movable outer molds (5); the screw rod (36) is hinged to the second connecting seat (35); the movable block (37) is sleeved on the screw rod (36) and is threadedly connected to the screw rod (36) via a nut, so as to squeeze the movable block (37) so as to fix the adjacent movable outer molds (5) in connection.

9. The automatic opening and closing mold for prefabricating reinforced concrete box-type modules according to claim 7, characterized in that: The third locking device (28) comprises a fourth connecting seat (39), a fifth connecting seat (40) and an inserting rod (13), wherein the fourth connecting seat (39) and the fifth connecting seat (40) are respectively fixedly connected to two adjacent movable outer molds (5); The fourth connecting seat (39) and the fifth connecting seat (40) are both provided with through holes, the fifth connecting seat (40) is vertically inserted into the through hole of the fourth connecting seat (39), and the insertion rod (13) is vertically inserted into the through hole of the fifth connecting seat (40), so that the adjacent movable outer molds (5) are fixedly connected.

10. The automatic opening and closing mold for prefabricating reinforced concrete box-type modules according to claim 1, characterized in that: Also included is a vibrating device (38) for compacting concrete.

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