CN215038572U

CN215038572U - A prefabricated product mandrel and its production system

Info

Publication number: CN215038572U
Application number: CN202121465102.2U
Authority: CN
Inventors: 彭志木
Original assignee: Chongqing Chi Technology Co ltd
Current assignee: Chongqing Chi Technology Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-12-07
Anticipated expiration: 2031-06-29

Abstract

The utility model provides a prefabricated product mandrel relates to prefabricated goods technical field, be equipped with the open-ended framed including jack mechanism and one end, jack mechanism includes pull rod, drive assembly and a plurality of group of pulling-on pieces, each pulling-on piece group distribute in the both sides of pull rod and its both ends rotate respectively connect in framed inside wall with on the pull rod, each the group of pulling-on pieces can be for the mandrel luffing motion, drive assembly with the pull rod links to each other and is used for driving its edge framed length direction motion. It has solved among the prior art mandrel structure setting rationally leads to the problem of goods wall thickness inequality and the easy deformation damage of mould inadequately.

Description

Prefabricated product core mould and production system thereof

Technical Field

The utility model belongs to the technical field of prefabricated goods technique and specifically relates to a prefabricated product mandrel and production system thereof is related to.

Background

The prefabricated product (such as exhaust flue) belongs to the matched product of building facilities, and the forming process is that a metal or nonmetal lining is placed in the interior of a prefabricated product mould, and cement mortar is poured for extrusion forming; the shape and structure of the die determine the quality of the prefabricated product, such as the shape of the product, the uniformity of wall thickness and the like, and also determine the production efficiency of the die for manufacturing the prefabricated product, the service life of the die and the like; when prefabricating a product in the prior art, the following problems exist:

firstly, the structure of the die is not reasonable enough, so that the wall thickness of a product is uneven, and the die is easy to deform or damage;

secondly, the production device of the prefabricated product is not reasonable enough, and the upper core mould and the lower core mould are separated during the production process to complete the demoulding of the product, so that the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model discloses a first aim at provides a prefabricated product mandrel, and it has solved among the prior art problem that the mandrel structure setting rationally leads to the uneven and easy deformation damage of mould of goods wall thickness inadequately.

A second object of the utility model is to provide a prefabricated product production system, it has solved the lower problem of prefabricated product production efficiency among the prior art.

In order to realize the first purpose, the utility model provides a prefabricated product mandrel, be equipped with the open-ended framed including jack mechanism and one end, jack mechanism includes pull rod, drive assembly and a plurality of group of pulling-on pieces, each pulling-on piece group distribute in both sides of pull rod and its both ends rotate respectively connect in framed inside wall with on the pull rod, each pull-on piece group can be for the mandrel luffing motion, drive assembly with the pull rod links to each other and is used for driving its edge framed length direction motion.

Compared with the prior art, the utility model discloses following beneficial effect has: the pull piece groups are distributed on two sides of the pull rod, two ends of the pull piece groups are respectively and rotatably connected to the pull rod and the inner side wall of the die frame, the driving assembly is connected with the pull rod, the driving assembly drives the pull rod to move back and forth along the length direction of the core die so as to tighten or expand an opening of the die frame through the pull piece groups, and the two ends of the pull piece groups are respectively and rotatably connected with the inner side wall of the die frame and the pull rod, so that the pull piece groups can swing up and down to be self-adaptive in the process of pulling the pull piece groups, and the pull rod is prevented from forcibly bending the pull piece groups; by adopting the scheme, the force of each pulling-on piece group acting on the inner side wall of the die frame is more uniform, the die frame is not easy to damage, and the consistency of the wall thickness of the flue can be ensured.

For realizing above-mentioned second purpose, the utility model provides a prefabricated product production system, include the external mold, play module, actuating mechanism and above-mentioned prefabricated product mandrel, the external mold cover is established the mandrel outer and its through track sliding connection in subaerial, play the vertical swing joint of module in subaerial and be equipped with climbing mechanism between the two, actuating mechanism with the external mold links to each other and is used for driving it and is close to or keeps away from play the module, the one end of mandrel set firmly down with play the module complex grafting portion of pegging graft.

Compared with the prior art, the utility model discloses following beneficial effect has: the mold lifting module is vertically and movably connected to the ground, a jacking mechanism is arranged between the mold lifting module and the mold lifting module, the driving mechanism is connected with the outer mold, and an inserting part which is in inserting fit with the mold lifting module is fixedly arranged at one end of the lower core mold; similarly, when the core mold and the outer mold are installed, the jacking mechanism jacks up the core mold, the driving mechanism drives the outer mold to move until the outer mold is sleeved outside the core mold, and at the moment, the jacking mechanism descends to place the core mold in the outer mold, so that the core mold and the outer mold can be quickly assembled, and the production efficiency is greatly improved.

Drawings

Fig. 1 is a schematic structural diagram of a core mold according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a schematic structural diagram of a retraction mechanism according to an embodiment of the present invention;

fig. 4 is a first schematic structural diagram of a prefabricated product production system according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram II of a prefabricated product production system according to an embodiment of the present invention;

FIG. 6 is a partial enlarged view of FIG. 5 at B;

fig. 7 is a partial enlarged view of fig. 5 at C.

In the above drawings: 1. a mold frame; 2. a pull rod; 3. pulling the sheet group; 4. a mounting member; 5. a connecting member; 6. a baffle plate; 7. a first screw; 8. a first nut; 9. an outer mold; 10. starting a module; 11. a jacking mechanism; 12. a drive mechanism; 13. a plug-in part; 14. a guide rail; 15. a vibrating rail; 16. a limiting block; 17. a platform; 18. a second runway; 19. lifting lugs; 20. a column; 21. a slider; 22. a second screw; 23. a second nut; 24. and a third screw.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

As shown in fig. 1 to 3, the embodiment of the present invention provides a core mold for a preform, which includes a retraction mechanism and a mold frame 1 having an opening at one end, wherein, the above-mentioned opening should link up along the length direction of the mandrel in order to facilitate the jack to tighten up or strut the opening and then facilitate the demold, specifically, in this implementation, the die frame 1 is formed by bending the sheet metal block, both ends of the sheet metal block are bent downward or upward to form the upper mandrel or lower mandrel with opening, the jack includes the tie rod 2, drive assembly and multiple pulling sheet groups 3, each pulling sheet group 3 is distributed on the left and right sides of the tie rod 2 and its both ends are connected to the inside wall of the die frame 1 and tie rod 2 through the axis pin rotation respectively, each pulling sheet group 3 can swing up and down relative to the mandrel, each pull piece group 3 comprises pull pieces distributed on the upper side and the lower side of the pull rod 2, and the driving assembly is connected with the pull rod 2 and used for driving the pull pieces to move along the length direction of the die frame 1.

Through distributing each pulling-on piece group 3 in the left and right sides of pull rod 2 and its both ends rotate respectively and connect on the inside wall of pull rod 2 and framed 1, link to each other drive assembly and pull rod 2, realize drive assembly drive pull rod 2 along the length direction reciprocating motion of mandrel and then tighten up or strut the opening of framed 1 through each pulling-on piece group 3, make things convenient for the drawing of patterns of prefabricated product, because the both ends of pulling-on piece group 3 rotate with the inside wall of framed 1 and pull rod 2 respectively and be connected, pull rod 2 is at the in-process that stimulates pulling-on piece group 3, pulling-on piece group 3 can the luffing motion with self-adaptation regulation, avoided pull rod 2 to force will pull on piece group 3 stretch bending deformation, each pulling-on piece group 3 acts on the inside wall of framed 1 power is more even, framed 1 is not fragile and can guarantee the uniformity of flue wall thickness.

As shown in fig. 2, an embodiment of the present invention provides a core mold for a prefabricated product, wherein the inner sidewall of the mold frame 1 is fixedly connected with a mounting member 4 arranged along the length direction thereof, in this embodiment, the mounting member 4 is exemplified by a channel steel, the closed end of the mounting member 4 is welded on the inner sidewall of the mold frame 1, a plurality of baffles 6 are welded in the mounting member 4, the connecting member 5 is preferably rectangular steel with through two ends, and is rotatably connected between two adjacent baffles 6 by a pin shaft arranged along the length direction of the core mold, it should be noted that, in order to ensure that the connecting member 5 can swing up and down relative to the mounting member 4, the outer contours between the two should be in clearance fit; each connecting piece 5 is rotationally connected with one end of each pulling piece group 3 departing from the pull rod 2 through a vertical pin shaft; by adopting the scheme, the mounting piece 4 and the connecting piece 5 are convenient to draw materials and mount, and the pulling piece group 3 can simply and reliably swing up and down relative to the core die.

As shown in fig. 3, the embodiment of the present invention provides a core mold for a prefabricated product, the driving assembly includes a first screw rod 7, one end of the first screw rod 7 penetrates through the pull rod 2 to facilitate an operator to drive the rotation of the first screw rod, the pull rod 2 includes a front section and a rear section, the rotation directions of the front section and the rear section are opposite, and the front section and the rear section are both in threaded connection with the first screw rod 7, and two pull sheet groups 3 connected to the left and right sides of the front section and the rear section respectively form a V-shaped structure and an inverted V-shaped structure; specifically, the first nuts 8 with opposite turning directions can be welded on the opposite side of the pull rod 2 respectively, each first nut 8 is sleeved on the first screw rod 7 and is in threaded connection with the first screw rod 7, one end of the first screw rod 7 penetrates out of one end of the pull rod 2, and the first screw rod 7 rotates forwards or backwards to drive the front section and the rear section to move in opposite directions or deviate from the movement so as to tighten or prop open the core mold.

As shown in fig. 1 and 2, an embodiment of the present invention provides a core mold for a prefabricated product, the core mold includes an upper core mold and a lower core mold which are arranged in an up-down symmetrical manner, and each of the upper core mold and the lower core mold includes a retraction mechanism and a mold frame 1 having an opening at one end; the split arrangement of the upper core mould and the lower core mould is more beneficial to disassembly and assembly and demoulding of prefabricated products.

As shown in fig. 4 and 5, an embodiment of the present invention provides a prefabricated product production system, including an external mold 9, a stripping module 10, a driving mechanism 12 and the prefabricated product core mold, where the external mold 9 is sleeved outside the core mold and is slidably connected to the ground along the length direction of the core mold through a rail, specifically, the external mold 9 includes a bottom mold and side molds hinged to both sides of the bottom mold, and two side molds are locked by a third screw 24 along the width direction of the core mold, in practical production, a front end mold and a rear end mold are further clamped between the two side molds, and the specific structures of the external mold 9 and the end molds are the prior art, and are not described herein again; the lifting module 10 is vertically and movably connected to the ground, a lifting mechanism 11 is arranged between the lifting module 10 and the lifting mechanism 11, the lifting mechanism 11 can be an electric push rod/hydraulic cylinder/jack or the like, a driving mechanism 12 is connected with the outer mold 9 and used for driving the outer mold to be close to or far away from the lifting module 10, an inserting part 13 which is matched with the lifting module 10 in an inserting mode is fixedly arranged at one end of the lower core mold, wherein the driving mechanism 12 can be a conventional winch, a steel wire rope with two closed ends is wound on the winch, two ends of the steel wire rope are fixedly connected with the front end and the rear end of the bottom mold respectively, and the winch can drive the outer mold 9 to drive the core mold to slide along the length direction of the outer mold in a positive rotation or a reverse rotation mode so that the inserting part 13 is inserted into the lifting module 10.

By adopting the scheme, when the mould is used, the driving mechanism 12 drives the outer mould 9 and the core mould to move together, namely, the plug-in part 13 of the lower core mould can be plugged and matched on the lifting module 10, at the moment, an operator operates the retraction and extension mechanism to tighten the core mould, then the lifting mechanism 11 lifts the lifting module 10 to slightly lift the core mould, and finally the driving mechanism 12 drives the outer mould 9 and the prefabricated product to move together away from the lifting module 10, so that the rapid demoulding of the prefabricated product can be realized; similarly, when the core mold and the outer mold 9 are installed, the jacking mechanism 11 jacks up the core mold, the driving mechanism 12 drives the outer mold 9 to move until the outer mold is sleeved outside the core mold, and at the moment, the jacking mechanism 11 descends to place the core mold in the outer mold 9, so that the core mold and the outer mold can be quickly assembled, and the production efficiency is greatly improved.

As shown in fig. 5 and 6, the embodiment of the present invention provides a prefabricated product manufacturing system, the track includes a guide rail 14 and a vibration rail 15, in order to uniformly tamp cement mortar between the outer mold 9 and the core mold, the vibration rail 15 is connected with a vibration device (not shown) for driving it to bounce up and down, the vibrating device adopts a conventional vibrator which can be purchased from the market, in order to ensure that the vibrating rail 15 independently jumps up and down without affecting the guide rail 14, the vibrating cabinet is disconnected with the guide rail 14, in order to ensure that the connecting between the vibrating rail 15 and the guide rail 14 is smooth, two sides of the vibrating rail 15 are provided with limiting blocks 16 which are used for aligning the vibrating rail 15 with the guide rail 14 so as to ensure that the vibrating rail and the guide rail are positioned on the same straight line, specifically, the limiting blocks 16 are channel steel with the openings facing upwards, the closed ends of the limiting blocks 16 are fixedly connected to the ground, and two sides of the vibrating rail 15 are matched with two inner walls of the limiting blocks 16; in order to achieve a good vibration effect, an elastic rubber pad (not shown) is disposed between the limiting block 16 and the vibration rail 15.

As shown in fig. 4 and 5, an embodiment of the present invention provides a prefabricated product production system, in order to further improve the production efficiency of the system, the system further includes a platform 17, the platform 17 is connected to a rail by rolling wheels, a first runway along the width direction of the external mold 9 is fixedly arranged on the platform 17, the external mold 9 is connected to the first runway by rolling wheels, and a plurality of second runways 18 matched with the first runway are fixedly arranged on the ground along the width direction of the external mold 9, that is, when the external mold 9 slides along the rail, the first runway and the second runways 18 can be aligned, and when the two are aligned, an operator can push the external mold 9, the core mold and the prefabricated product onto each second runway 18 together for maintenance; a plurality of external molds 9 and core molds can be simultaneously placed on the second runway 18, and by adopting the scheme, the production system has more perfect assembly line operation and further improves the production efficiency.

As shown in fig. 2, 4, 5 and 7, an embodiment of the present invention provides a prefabricated product production system, one end of a lift module 10 is provided with a lifting lug 19, and the other end of the lift module is provided with a cavity matched with an insertion portion 13, specifically, the insertion portion 13 is preferably made of channel steel or rectangular steel, the lift module 10 is preferably made of rectangular steel, four opposite upright posts 20 are arranged on the ground, a sliding block 21 is vertically and slidably connected between the two opposite upright posts 20, wherein the sliding block 21 close to a core mold is connected with a jacking mechanism 11, and the other sliding block 21 passes through the lifting lug 19 and is movably connected with the lifting lug 19; the jacking mechanism 11 is arranged at one end of the lifting module 10 to conveniently support and tilt the lower core mold, and when the jacking mechanism 11 tilts one end of the lifting module 10 upwards, the other end of the lifting module 10 can rotate relative to the corresponding slide block 21 so that the lifting module 10 can smoothly tilt the lower core mold and the upper core mold together.

As shown in fig. 2, 4, 5, and 7, an embodiment of the present invention provides a prefabricated product production system, each upright 20 is provided with a sliding groove, two ends of each sliding block 21 respectively pass through the sliding groove, a vertical guide rod is fixedly arranged at the top end of each sliding block 21, and each guide rod passes through each upright 20 to guide and limit the sliding block 21; by adopting the scheme, the structure is simple, and the positioning of the sliding block 21 is accurate and reliable.

As shown in fig. 2, 4, 5 and 7, an embodiment of the present invention provides a prefabricated product production system, in order to conveniently adjust the height of the module 10 to improve the versatility of the production system, each guide rod is a second screw rod 22, two ends of each second screw rod 22 respectively pass through each upright 20 and each slider 21, each second screw rod 22 is sleeved with at least two second nuts 23 and is in threaded connection with at least two second nuts 23, each second nut 23 is respectively located at the top end of each upright 20 and the bottom end of each slider 21; each second nut 23 supports the sliding block 21, the operator can adjust the height of each sliding block 21 as required and then tighten each second nut 23 to complete the height adjustment, and in practice, a plurality of second nuts 23 can be arranged on the second screw 22 to prevent the second screws from loosening.

The working process of the utility model is as follows, firstly, the jacking mechanism 11 jacks up the lower core mould, an operator installs the upper core mould on the lower core mould, then the driving mechanism 12 drives the outer mould 9 to move until the outer mould is sleeved on the core mould, at the moment, the jacking mechanism 11 descends to place the core mould in the outer mould 9, then the driving mechanism 12 drives the outer mould 9 and the core mould to move together to a grouting point and a vibration rail 15 to perform grouting and vibration operations in sequence, and finally the operator moves the prefabricated product after vibration tamping, the core mould and the outer mould 9 together to a second runway 18 to perform maintenance; after the maintenance is finished, an operator pushes the prefabricated product on the second runway 18, the core mold and the outer mold 9 to the track together, the driving mechanism 12 drives the prefabricated product, the core mold and the outer mold 9 to move transversely together until the insertion part 13 of the lower core mold is inserted into the mold lifting module 10, at the moment, the operator operates the retraction mechanism to tighten the core mold, the core mold is slightly lifted up by the lifting mechanism 11, the driving mechanism 12 can drive the outer mold 9 and the prefabricated product to be far away from the core mold to finish the demolding, and finally the outer mold 9 is detached to lift the prefabricated product; in practice, the driving mechanism 12, the jacking mechanism 11 and the switch of the vibrating device can be integrated on the upright post 20 to facilitate operation, and of course, the driving mechanism, the jacking mechanism and the switch can also be electrically connected with a conventional single chip microcomputer or a PLC controller, so that the automation of the production system is further improved.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A prefabricated product core mold, comprising a retractable mechanism and a mold frame (1) provided with an opening at one end, characterized in that: the retractable mechanism comprises a pull rod (2), a drive assembly and a plurality of pull tab groups (3) ), each said pull tab group (3) is distributed on both sides of said pull rod (2) and its two ends are respectively connected to the inner side wall of said mold frame (1) and said pull rod (2), each The pull tab group (3) can swing up and down relative to the core mold, and the driving component is connected with the pull rod (2) to drive it to move along the length direction of the mold frame (1).

2. A prefabricated product core mold according to claim 1, characterized in that: the inner side walls of the mold frame (1) are respectively fixedly connected with mounting pieces (4) arranged along the length direction thereof, and the mounting pieces (4) are respectively fixed and connected on the inner side walls of the mold frame (1). A plurality of connecting pieces (5) that can swing up and down are rotatably connected to the pin shafts passing through the piece (4), and each of the connecting pieces (5) and each of the pull-tab groups (3) are away from the pull rod (2). One end is rotatably connected by a vertical pin shaft.

3. A prefabricated product mandrel according to claim 1 or 2, characterized in that: the driving component comprises a first screw (7), the tie rod (2) comprises a front section and a rear section, the front section and the The direction of rotation of the rear section is opposite and all of them are screwed on the first screw (7), and the two pull-tab groups (3) connected to both sides of the front section and the rear section respectively form a V-shape and Inverted V-shaped structure.

4. A prefabricated product mandrel according to claim 3, characterized in that: the mandrel comprises an upper mandrel and a lower mandrel arranged symmetrically up and down, and both the upper mandrel and the lower mandrel comprise A retractable mechanism and a mold frame (1) provided with an opening at one end.

5. A prefabricated product production system, characterized in that it comprises an outer mold (9), a lifting module (10), a driving mechanism (12) and the prefabricated product core mold according to claim 4, the outer mold (9) ) is sleeved on the outside of the core mold and is slidably connected to the ground through rails, the lifting module (10) is vertically movably connected to the ground, and a jacking mechanism (11) is arranged between the two, the driving The mechanism (12) is connected with the outer mold (9) to drive it to approach or move away from the lifting module (10), and one end of the lower core mold is fixedly provided with a plug-and-match with the lifting module (10). plug-in part (13).

6. A prefabricated product production system according to claim 5, characterized in that: the track comprises a guide rail (14) and a vibration rail (15), and the vibration rail (15) is connected with a vibration device and is connected with The guide rails (14) are disconnected, and the two sides of the vibration rail (15) are provided with limit blocks (16) for aligning the guide rails (14) with the limit blocks (16). ) and the vibration rail (15) are provided with elastic rubber pads.

7. A prefabricated product production system according to claim 6, characterized in that: it further comprises a platform (17), the platform (17) is rollingly connected to the track through rollers, and the platform (17) is on the A first track along the width direction of the outer mold (9) is fixed, the outer mold (9) is connected to the first track by rolling wheels, and the outer mold (9) is on the ground along the width of the first track. A plurality of second runways (18) matching the first runway are fixed in the width direction.

8. A prefabricated product production system according to claim 7, characterized in that: one end of the lifting module (10) is provided with a lifting lug (19) and the other end is provided with the plug portion (13) ) matching cavity, four opposite uprights (20) are arranged on the ground, and sliders (21) are vertically slidably connected between the two opposite uprights (20). The sliding block (21) is connected with the jacking mechanism (11), and the other sliding block (21) passes through the lifting lug (19) and the two are movably connected.

9. A prefabricated product production system according to claim 8, characterized in that: each of the uprights (20) is provided with a chute, and two ends of each of the sliders (21) pass through the In the chute, a vertical guide rod is fixed on the top end of each of the sliding blocks (21), and each of the guide rods passes through each of the vertical columns (20).

10. A prefabricated product production system according to claim 9, wherein each of the guide rods comprises a second screw (22), and two ends of each of the second screws (22) pass through the The upright column (20) and each of the sliders (21), each of the second screw rods (22) are sleeved and threadedly connected with at least two second nuts (23), and each of the second nuts (22). 23) are respectively located at the top end of each of the uprights (20) and the bottom end of each of the sliders (21).