CN217967585U

CN217967585U - Position adjusting mechanism of hydraulic demoulding device for precast beam

Info

Publication number: CN217967585U
Application number: CN202221406492.0U
Authority: CN
Inventors: 樊龙; 郭生辉; 高华
Original assignee: Fujian Zhurong Construction Machinery Co ltd
Current assignee: Fujian Zhurong Construction Machinery Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-12-06
Anticipated expiration: 2032-06-07

Abstract

The utility model provides a position adjusting mechanism of a hydraulic demoulding device for a precast beam, relating to the technical field of building precast beam manufacturing; the method comprises the following steps: the head end of the square-mouth pipe is provided with two vertical holes, the tail end of the square-mouth pipe is fixedly connected with a connecting plate, and the connecting plate is fixedly connected with the side mold assembly; the head end of the limiting plate is provided with a limiting hole, and the tail end of the limiting plate is fixedly connected with the side mold assembly; the connecting rod penetrates through the two vertical holes, and the lower end of the connecting rod is fixedly connected with the connecting block; first hinge hole has been seted up to the connecting block, and the second hinge hole has been seted up to the slide, and the hinge passes first hinge hole, second hinge hole and spacing hole, and the locking subassembly can lock the position of connecting rod at square tube. The utility model has the advantages of: through the relative position of adjusting connecting rod and square mouth pipe to adjust the relative position of side form subassembly and slide, the articulated shaft reflects the regulating variable in the position change condition in spacing hole, finely tunes the position of side form subassembly, improves the installation accuracy of side form subassembly.

Description

Position adjusting mechanism of hydraulic demoulding device for precast beam

Technical Field

The utility model relates to a building precast beam makes technical field, specifically relates to a hydraulic pressure shedder's positioning mechanism for precast beam.

Background

The precast beam is prefabricated in a factory and then is transported to a construction site to be installed and fixed according to the position required by the design. The precast beam structure comprises a T-shaped beam and a box beam, the precast beam is manufactured by enclosing a model space of the precast beam in a pouring area through a bottom die assembly, side die assemblies and an end die assembly, then pouring concrete into the model space, manually removing the side die assemblies and the end die assembly after the concrete is solidified, and hoisting and transporting the precast beam to a storage area through a crane. When the precast beam is manufactured, the side die assembly is installed at the pouring position of the precast beam, deviation exists, the position of the side die assembly is inconvenient to adjust after installation, and the manufacturing quality of the precast beam is influenced due to low installation precision.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in providing a hydraulic pressure shedder's positioning mechanism for precast beam, finely tunes the position of side form subassembly, improves the installation accuracy of side form subassembly.

The utility model discloses a realize like this: the utility model provides a hydraulic pressure shedder's positioning mechanism for precast beam, includes:

the device comprises a sliding seat, a side die assembly, a connecting rod, a connecting plate, a square-mouth tube, a connecting block, a locking assembly, a limiting plate and a hinge shaft;

the head end of the square-mouth pipe is provided with two vertical holes, the tail end of the square-mouth pipe is fixedly connected with the connecting plate, and the connecting plate is fixedly connected with the side die assembly;

the head end of the limiting plate is provided with a limiting hole, and the tail end of the limiting plate is fixedly connected with the side mold assembly;

the connecting rod penetrates through the two vertical holes, and the lower end of the connecting rod is fixedly connected with the connecting block;

the connecting block is provided with a first hinge hole, the sliding seat is provided with a second hinge hole, and the hinge shaft penetrates through the first hinge hole, the second hinge hole and the limiting hole;

the locking assembly can lock the position of the connecting rod on the square tube.

Further, the connecting rod is the second screw rod, locking Assembly includes last lock nut and lower lock nut, go up lock nut with the upper end of second screw rod is closed soon and is connected and is being pressed the side of going up of square mouthful pipe, lower lock nut with the well end of second screw rod is closed soon and is connected and is being pressed the downside of square mouthful pipe.

Further, still include bed hedgehopping board and base, the bed hedgehopping board is fixed to be set up the downside of base, the slide with the side sliding connection that goes up of base.

Further, still include concrete platform and supporting steel plate, the supporting steel plate is buried the concrete platform, the upper portion of supporting steel plate has the support plane, the lower part of supporting steel plate has the crotch, bed hedgehopping board with the support plane welding.

Further, the bending angle of the hook is 110 ° ± 1 °.

The utility model has the advantages that: 1. through the relative position of adjusting connecting rod and square mouth pipe to adjust the relative position of side form subassembly and slide, the articulated shaft reflects the regulating variable in the position change condition in spacing hole, finely tunes the position of side form subassembly, improves the installation accuracy of side form subassembly. 2. The positions of the upper locking nut and the lower locking nut on the connecting rod are changed, and the relative position of the side die assembly and the sliding seat is adjusted. 3. The bed hedgehopping board of co-altitude selects, adjusts base to different height position to adjust the position of side mould subassembly. 4. The crotch of supporting steel sheet pins the concrete platform firmly, makes the position of base remain stable effectively, helps improving the efficiency of construction.

Drawings

The invention will be further described with reference to the following examples with reference to the accompanying drawings.

Fig. 1 is the position schematic diagram of the positioning mechanism of the hydraulic demoulding device for precast beams.

Fig. 2 is a schematic structural diagram of the positioning mechanism of the present invention.

Fig. 3 is a schematic structural diagram ii of the positioning mechanism of the present invention.

Fig. 4 is a schematic structural view of the middle hinge shaft of the present invention.

Fig. 5 is the utility model discloses well limiting plate and side form subassembly be connected the schematic diagram.

Fig. 6 is a left side view of the side mold assembly of fig. 1.

Fig. 7 is a schematic diagram of the positions of the concrete platform and the supporting steel plate according to the present invention.

Fig. 8 is a schematic view of the positions of the first supporting portion and the second supporting portion on the slide seat in the present invention.

Fig. 9 is a schematic structural view of the middle damping mechanism of the present invention.

Fig. 10 is a schematic view of the connection between the cross-shaped shaft sleeve, the vibration damping square-mouth tube and the vibration damping connection plate.

Fig. 11 is a top view of fig. 10.

Fig. 12 is a schematic view of the cross bush when the damper square tube is viewed from the right in fig. 10.

Fig. 13 is an internal schematic view of the cross sleeve of fig. 12.

Fig. 14 is an external schematic view of the cross bush of the present invention.

Fig. 15 is a schematic view of the connection between the middle damping connecting rod and the damping connecting block of the present invention.

Fig. 16 is a top view of fig. 15.

Fig. 17 is a schematic view of the middle die assembly and the bottom die assembly of the present invention for manufacturing the precast beam.

Figure 18 is the utility model discloses well side form subassembly breaks away from the schematic diagram of precast beam.

Reference numerals: a position adjusting mechanism 1; a slide 11; a first support section 111; a second support portion 112; a side mould assembly 12; a connecting rod 13; a connecting plate 14; a square-mouth tube 15; a connecting block 16; a limit plate 17; a stopper hole 171; a hinge shaft 18; an insertion hole 181; an upper lock nut 19; a lower lock nut 110; a step-up plate 120; a base 130; a concrete platform 140; a support steel plate 150; a support plane 1501; a hook 1502;

a hydraulic cylinder 2; a vibration damping mechanism 3; a damper link 31; a vibration damping connecting plate 32; a vibration damping square-mouth tube 33; a reinforcing plate 331; a cross bush 34; an upper convex portion 341; a lower convex portion 342; a left protrusion 343; the right protrusion 344; a central aperture 345; a compression spring 35; an upper baffle plate 36; a lower baffle 37; a damping connecting block 38; a vibration-damping upper lock nut 39; a vibration-damping lower lock nut 310; a bottom die assembly 4; a precast beam 5;

Detailed Description

The embodiment of the utility model provides a through providing a hydraulic pressure shedder's positioning mechanism for precast beam, solved among the prior art shortcoming that side form unit mount has the inconvenient regulation of deviation when the position of pouring of precast beam, realized finely tuning the position of side form unit spare, improved the technical effect of the installation accuracy of side form unit spare.

The embodiment of the utility model provides an in technical scheme for solving above-mentioned shortcoming, the general thinking is as follows: through the relative position of adjusting connecting rod and square tube to the relative position of adjusting side form subassembly and slide, the regulating variable is reflected in the position change condition of articulated shaft in spacing hole, makes things convenient for the staff to adjust the affirmation.

In order to better understand the technical scheme, the technical scheme is described in detail in the following with reference to the attached drawings of the specification and specific embodiments.

Referring to fig. 1 to 18, a preferred embodiment of the present invention.

A positioning mechanism 1 of a hydraulic demoulding device for precast beams comprises: the device comprises a sliding seat 11, a side die assembly 12, a connecting rod 13, a connecting plate 14, a square-mouth pipe 15, a connecting block 16, a locking assembly, a limiting plate 17 and a hinge shaft 18; the position adjusting mechanism 1 finely adjusts the position of the side die assembly 12, and the pouring position of the side die assembly 12 on the precast beam 5 is more accurate.

The head end of the square-mouth pipe 15 is provided with two vertical holes, the tail end of the square-mouth pipe 15 is fixedly connected with the connecting plate 14, and the connecting plate 14 is fixedly connected with the side die assembly 12; a limiting hole 171 is formed in the head end of the limiting plate 17, and the tail end of the limiting plate 17 is fixedly connected with the side die assembly 12; the connecting rod 13 penetrates through the two vertical holes, and the lower end of the connecting rod 13 is fixedly connected with the connecting block 16; the connecting block 16 is provided with a first hinge hole, the sliding seat 11 is provided with a second hinge hole, and the hinge shaft 18 passes through the first hinge hole, the second hinge hole and the limiting hole 171; the locking assembly can lock the position of the connecting rod 13 on the square tube 15. The hinge shaft 18 has a insertion hole 181, and a latch (not shown) is inserted into the insertion hole 181 to prevent the hinge shaft 18 from being removed from the hinge position. During actual construction, after the side die assemblies 12 are close to the casting position of the precast beam 5, the positions of the side die assemblies 12 are slightly deviated, and at this time, the positions of the connecting rods 13 on the square opening pipes 15 are changed through the locking assemblies, so that the positions of the connecting plates 14 carrying the side die assemblies 12 are finely adjusted upwards or downwards, the positions of the side die assemblies 12 are more accurate, and the manufacturing quality of the precast beam 5 is improved. When the side die assembly 12 is finely adjusted upwards or downwards relative to the sliding base 11, the position of the hinge shaft 18 in the limiting hole 171 is correspondingly changed, so that the adjustment confirmation by a worker is facilitated.

The connecting rod 13 is a second screw rod, the locking assembly comprises an upper locking nut 19 and a lower locking nut 110, the upper locking nut 19 is screwed with the upper end of the second screw rod and is connected with and presses the upper side surface of the square-mouth tube 15, and the lower locking nut 110 is screwed with the middle end of the second screw rod and is connected with and presses the lower side surface of the square-mouth tube 15. The position of the connecting rod 13 on the square-mouth tube 15 is changed by changing the positions of the upper lock nut 19 and the lower lock nut 110 on the second screw rod.

Still include step up board 120 and base 130, step up board 120 is fixed to be set up the downside of base 130, slide 11 with the side sliding connection that goes up of base 130. The raised plate 120 is an i-beam. The step-up plates 120 with different heights are selected, and the base 130 is adjusted to different height positions. At the construction site, the concrete platform 140 may deviate from its pre-designed specification due to terrain constraints, and there may be situations where the base 130 is too short, and the side mould assemblies 12 may not be as tall as the precast beam 5 is to be manufactured. The raised plate 120 is provided to adjust the base 130 to a predetermined height.

The concrete platform 140 and the supporting steel plate 150 are further included, the supporting steel plate 150 is buried in the concrete platform 140, the upper portion of the supporting steel plate 150 is provided with a supporting plane 1501, the lower portion of the supporting steel plate 150 is provided with a hook 1502, and the heightening plate 120 is welded with the supporting plane 1501. The hooks 1502 of the support steel plates 150 firmly lock the concrete platform 140, thereby effectively preventing the support steel plates 150 from being separated from the concrete platform 140, stabilizing the position of the base 130, and contributing to the improvement of the manufacturing efficiency of the precast beam 5. The bending angle of the hook 1502 is 110 degrees +/-1 degree

In this embodiment, the hydraulic demolding device for the precast beam includes a damping mechanism 3 and a hydraulic cylinder 2 in addition to the positioning mechanism 1.

The cylinder body of the hydraulic cylinder 23 is hinged to the base 130, the telescopic rod of the hydraulic cylinder 23 is hinged to the side mold assembly 12, the telescopic rod of the hydraulic cylinder 23 controls the side mold assembly 12 and the sliding seat 11 to move back and forth, so that the side mold assembly 12 is close to or far away from the pouring position of the precast beam 5, and automatic building and demolding of the side mold assembly 12 are achieved.

The sliding base 11 has a first supporting portion 111 and a second supporting portion 112, and the second supporting portion 112 has the second hinge hole.

The damping mechanism 3 comprises a damping connecting rod 31, a damping connecting plate 32, a damping square opening pipe 33, a cross shaft sleeve 34, a compression spring 35, an upper baffle plate 36, a lower baffle plate 37 and a damping connecting block 38; the vibration reduction mechanism 3 effectively reduces vibration damage of the hydraulic demoulding device during working and prolongs the service life of the hydraulic demoulding device.

The head end of the vibration reduction square-mouth pipe 33 is provided with two horizontal holes and vertical holes which are communicated with each other, the tail end of the vibration reduction square-mouth pipe 33 is fixedly connected with the vibration reduction connecting plate 32, and the vibration reduction connecting plate 32 is fixedly connected with the side die assembly 12; the cross shaft sleeve 34 is placed in the vertical holes, the upper convex portion 341 and the lower convex portion 342 of the cross shaft sleeve 34 are respectively placed in the two vertical holes, and the left convex portion 343 and the right convex portion 344 of the cross shaft sleeve 34 are respectively placed in the two horizontal holes; the vibration reduction square-mouth pipe 33 is of a hollow structure, and aims to reduce material consumption and cost; the cross bush 34 is restricted from rotating in the damping square tube 33, and the cross bush 34 increases the contact area with the damping link 31, thereby preventing stress concentration of the damping link 31 from damaging the damping square tube 33 in the damping process.

The damping connecting rod 31 is slidably connected with a central hole 345 of the cross shaft sleeve 34, the upper end of the damping connecting rod 31 is fixedly connected with the upper baffle 36, the middle end of the damping connecting rod 31 is fixedly connected with the lower baffle 37, the lower end of the damping connecting rod 31 is fixedly connected with the damping connecting block 38, and the damping connecting block 38 is hinged with the first supporting part 21; the compression spring 35 is sleeved on the vibration damping connecting rod 31, the upper end of the compression spring 35 props against the lower side surface of the vibration damping square-mouth pipe 33, the lower end of the compression spring 35 props against the lower baffle 37, and the upper baffle 36 props against the upper side surface of the vibration damping square-mouth pipe 33; when the hydraulic demoulding device works, vibration generated by the reciprocating movement of the side mould assembly 12 is transmitted to the vibration reduction square-mouth pipe 33, and the vibration reduction square-mouth pipe 33 enables the compression spring 35 to be in a conversion state between a compression state and a reset state, so that the vibration is reduced.

Damping connecting rod 31 is first screw rod, damping mechanism 3 still includes lock nut 39 and damping lower lock nut 310 in the damping, first through-hole has been seted up to overhead gage 36, the second through-hole has been seted up to baffle 37 down, first screw rod with first through-hole, second through-hole sliding connection, lock nut 39 on the damping with the upper end of first screw rod closes soon to be connected and is being pressed overhead gage 36, lock nut 310 under the damping with the middle-end of first screw rod closes soon to be connected and is being pressed baffle 37 down. Make things convenient for staff's dismouting damping mechanism 3.

The damping mechanism 3 further includes a reinforcing plate 331, and the reinforcing plate 331 is fixedly disposed at a right angle between the damping square-mouth tube 33 and the damping connecting plate 32. The service life of the damping square tube 33 is prolonged.

When the positioning mechanism 1 is finely adjusted, the damping mechanism 3 and the hydraulic cylinder 2 can be adjusted to match with the fine adjustment of the positioning mechanism 1 according to actual working conditions.

In this embodiment, the operation of the hydraulic demolding device for a precast beam is as follows: (1) The concrete platform 140 is poured, the supporting steel plate 150 is embedded, the base 130 is fixed on the supporting steel plate 150, the bottom die assembly 4 is further fixedly arranged on the concrete platform 140, and the hydraulic demolding device is provided with two hydraulic demolding devices which are respectively located on the left side and the right side of the bottom die assembly 4. According to the structure of the precast beam 5, the specification and the weight of the side die assemblies 12 are far larger than those of the end die assemblies (not shown), so that the hydraulic cylinders 23 are adopted to move the side die assemblies 12, the labor intensity of workers is greatly reduced, and the manufacturing efficiency of the precast beam 5 is improved; and the end die assembly adopts the existing manual construction mode. (2) The hydraulic cylinder 23 of the hydraulic demoulding device controls the sliding base 11 to move, and the side die assemblies 12 on two sides are close to the bottom die assembly 4 and reach the pouring position of the precast beam 5. The vibration damping mechanism 3 damps vibration damage generated when the side mold assembly 12 moves. The end mould assemblies are then manually installed by personnel at the front and rear ends of the side mould assemblies 12. The side die assembly 12, the end die assembly and the bottom die assembly 4 enclose a model space of the precast beam 5, and the side die assembly 12, the end die assembly and the bottom die assembly 4 are coated with a release agent in advance. (3) Pouring concrete into the model space, removing the end mould assembly after the concrete is solidified, separating the side mould assembly 12 from the precast beam 5 by using a hydraulic cylinder 23 of the hydraulic demoulding device, and absorbing and relieving vibration generated in the moving process of the side mould assembly 12 by using the vibration reduction mechanism 3; the fabrication of the precast girders 5 is completed.

Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides a position adjusting mechanism of hydraulic pressure shedder for precast beam which characterized in that includes:

the device comprises a sliding seat, a side die assembly, a connecting rod, a connecting plate, a square-mouth pipe, a connecting block, a locking assembly, a limiting plate and a hinged shaft;

2. The positioning mechanism of a hydraulic demolding device for precast beams as claimed in claim 1, wherein the connecting rod is a second screw, the locking assembly comprises an upper locking nut and a lower locking nut, the upper locking nut is screwed with the upper end of the second screw and presses the upper side of the square-mouth tube, and the lower locking nut is screwed with the middle end of the second screw and presses the lower side of the square-mouth tube.

3. The positioning mechanism of the hydraulic demolding device for the precast beam as claimed in claim 1, further comprising a raising plate and a base, wherein the raising plate is fixedly arranged on the lower side surface of the base, and the sliding base is slidably connected with the upper side surface of the base.

4. The positioning mechanism of a hydraulic demolding device for precast beams as claimed in claim 3, further comprising a concrete platform and a supporting steel plate, wherein the supporting steel plate is buried in the concrete platform, a supporting plane is provided at an upper portion of the supporting steel plate, a hook is provided at a lower portion of the supporting steel plate, and the elevating plate is welded to the supporting plane.

5. The adjusting mechanism of the hydraulic demoulding device for the precast beam according to the claim 4, wherein the bending angle of the hook is 110 ° ± 1 °.