Self-propelled smoothing and pasting device for concrete formwork cloth

Abstract

The utility model discloses a self-propelled smoothing and pasting device for concrete formwork cloth. The device comprises a device supporting frame, a front rolling wheel, a rear rolling wheel, a triangular support, a template cloth string rod, a smoothing belt, a template cloth guide plate and a limiting wheel. The front roller and the rear roller are rotationally connected to the lower part of the device bearing frame, and the front roller is connected with the roller driving mechanism; the template cloth string rod is connected to the upper part of the device supporting frame; the triangular supports are fixed to the front sides of the two ends of the device bearing frame respectively, a cross rod is fixedly connected between the front ends of the two triangular supports, two smoothing belts are arranged on the cross rod, and the template cloth guide plate is movably connected between the two triangular supports and located on the rear side of the cross rod. The flattening belts are correspondingly located above the plate face of the template cloth guide plate, and the belt movement directions of the sides, close to the template cloth guide plate, of the two flattening belts face the outer side. The limiting wheels are arranged on the inner sides of the lower portions of the two ends of the device bearing frame respectively. The automatic pasting device can realize automatic pasting of the template cloth.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of self-propelled smoothing pasting device for concrete formwork cloth, which is a device for automatically pasting formwork cloth on the surface of concrete formwork. BACKGROUND

[0002] At present, in the process of high-speed railway construction, there are many cast-in-place concrete structures such as bridge piers and abutments, and concrete formwork is frequently used. In order to save construction cost, the turnover frequency of formwork is usually increased. In this process, it is inevitable that pits and depressions will occur on the surface of the formwork, and the use of the formwork will easily result in irregular surface of the cast concrete structure, affecting the appearance and durability of the structure. To solve this problem, the industry usually uses the method of pasting a layer of formwork cloth on the surface of the formwork to improve the flatness, thereby increasing the turnover frequency of the formwork and reducing the construction cost. Formwork cloth is a kind of flexible fiber geotextile material, which needs to be pasted immediately after spraying special glue. The pasting process usually requires the cooperation of multiple people, and it is easy to produce wrinkles, resulting in the extension of the construction period and the poor quality of the formed concrete. There are relatively few construction equipment for developing functions in the process of pasting formwork cloth, and there is an urgent need for equipment that can improve the quality and efficiency of pasting formwork cloth. SUMMARY

[0003] In view of the above defects in the prior art, the utility model provides a self-propelled smoothing pasting device for concrete formwork cloth, which can realize the automaticization of the whole process of formwork cloth expansion, smoothing, pasting and compaction, significantly improving the quality and efficiency of formwork cloth pasting.

[0004] The utility model is realized through the following technical schemes: a self-propelled smoothing pasting device for concrete formwork cloth, characterized by comprising a device support frame, a front roller, a rear roller, a roller driving mechanism, a triangular support, a formwork cloth string rod, a smoothing belt, a belt driving mechanism, a formwork cloth guide plate and a limiting wheel. The front roller and the rear roller are rotatably connected to the lower part of the device support frame, and the roller driving mechanism is arranged on one side of the device support frame and connected to the front roller. The formwork cloth string rod is connected to the upper part of the device support frame. One triangular support is fixed to the front side of each end of the device support frame, and a horizontal rod is fixedly connected between the front ends of the two triangular supports. Two sets of smoothing belts are arranged on the horizontal rod, and the two sets of smoothing belts are driven by the belt driving mechanism arranged on the horizontal rod. The formwork cloth guide plate is movably connected between the two triangular supports and located on the rear side of the horizontal rod. The smoothing belts are located above the plate surface of the formwork cloth guide plate, and the movement direction of the smoothing belts on the side close to the formwork cloth guide plate is outward. One limiting wheel is arranged on the inner side of the lower part of each end of the device support frame, and the limiting wheel is movably connected to the device support frame through the support.

[0005] The utility model discloses a front roller drive mechanism can drive the rotation of front roller, thereby drive the device to walk. The utility model uses, and the template cloth roll is installed on the template cloth string rod, and the template cloth passes through the top of template cloth guide plate, and extends to between front roller, rear roller and template surface, and the limiting wheel of both sides contacts the both sides of template and is limited, and the smoothing belt contacts the template cloth, and the device walks along the template under the drive of roller drive mechanism, and the template cloth is laid on the template surface, and the template cloth is pasted together with the glue that template surface sprays through the rolling of roller in the walking process. During the template cloth laying process, two sets of smoothing belts rotate under the drive of belt drive mechanism, and two sets of smoothing belts are smoothed from the middle position of template cloth to the edge of both sides of template cloth to unfold the wrinkle of middle part of template cloth, and the template cloth can be laid flat on the template surface.

[0006] Further, to improve the rolling effect, the diameter of the front roller is slightly larger than the diameter of the rear roller.

[0007] Further, the template cloth guide plate is provided with a backward bending structure at the end. The template cloth can be accurately and non-destructively guided between the template and the roller through the bending structure.

[0008] Further, the lower inclined rods of the two triangular supports are provided with strip-shaped sliding grooves, and the both ends of the template cloth guide plate are slidingly arranged in the strip-shaped sliding grooves on the lower inclined rods of the two triangular supports, and the both ends of the template cloth guide plate are provided with fastening nuts and are fastened and connected with the triangular supports. The both ends of the template cloth guide plate can move along the strip-shaped sliding grooves, so as to control the contact and separation of the template cloth guide plate and the smoothing belt.

[0009] Further, to facilitate the installation of the template cloth roll, one end of the template cloth string rod is connected with one end of the device support frame through a hinge, and the other end of the template cloth string rod is fixed to the other end of the device support frame through a lock rod device.

[0010] Further, the lock rod device comprises a lower lock block and an upper lock block, the lower lock block is rigidly connected with the upper end of the device support frame, one end of the upper lock block is connected to the lower lock block through a hinge and can be opened and closed, the other end of the upper lock block is fastened and connected with the lower lock block through a fastening bolt, and the end of the template cloth string rod is clamped and fixed through the lower lock block and the upper lock block.

[0011] Further, to improve the smoothing effect and avoid scratching the template cloth, the outer surface of the smoothing belt is made of suede.

[0012] The utility model discloses a beneficial effect is: the utility model discloses can walk, can realize template cloth's automatic smoothing, laying and pasting in the walking process, simple and quick operation can save a lot of manpower and time, the utility model discloses through setting up smoothing belt and template cloth guide plate, utilize the friction of belt and pull flat, can reduce the wrinkle quantity before template cloth pasting, again through template cloth guide plate and convey to the template surface, can effectively guarantee the flatness of template cloth pasting, improve the pouring quality of concrete, the utility model discloses through adopting the front roller and the rear roller of different wheel diameter and rolling pressure mode one-time fixed template cloth position, can ensure the pasting stable degree of template cloth, can promote the pasting efficiency, the utility model discloses through setting up the limiting wheel, can correct the route of device in the walking process, avoid template cloth pasting skew, reduce rework. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the structure schematic diagram of the utility model;

[0014] Figure 2 It is the structure schematic diagram of another direction of the utility model;

[0015] Figure 3 It is the structure schematic diagram of the lock rod device in the utility model;

[0016] Figure 4 It is the schematic diagram of the utility model when working;

[0017] Figure 5 It is the template cloth walking path schematic diagram in the utility model;

[0018] In the drawing, 1, device support frame, 2, front roller, 3, rear roller, 4, roller drive mechanism, 5, triangular support, 6, template cloth string rod, 7, smoothing belt, 8, belt drive mechanism, 9, template cloth guide plate, 10, fastening nut, 11, lock rod device, 12, lower lock block, 13, upper lock block, 14, fastening bolt, 15, limiting nut, 16, cross bar, 17, strip slide groove, 18, template cloth roll, 19, template. DETAILED DESCRIPTION

[0019] The utility model will be further described in the following non-limiting examples and in conjunction with the drawings:

[0020] As shown in the drawing, a concrete template cloth is with self -walking smoothing pasting device, including device support frame 1, front roller 2, rear roller 3, roller drive mechanism 4, triangular support 5, template cloth string rod 6, smoothing belt 7, belt drive mechanism, template cloth guide plate 9, limiting wheel 14.

[0021] The device support frame 1 comprises two triangular support frames, the front roller 2 and the rear roller 3 are rotatably connected between the lower parts of the two triangular support frames of the device support frame 1, the roller driving mechanism 4 is arranged on the outer side of one end of the device support frame 1, and the roller driving mechanism 4 is connected with the front roller 2. In the embodiment, the roller driving mechanism 4 adopts a chain transmission mechanism, a sprocket is arranged on the roller shaft of the front roller 2, and the roller driving mechanism 4 drives the front roller 2 to rotate through a chain, so as to realize the self-walking of the device. The front roller 2 and the rear roller 3 are used for self-walking of the device and also used for rolling and pressing the template cloth during walking, so that the template cloth is pasted on the template surface. In order to ensure the rolling and pressing effect of the rollers, preferably, the diameter of the front roller 2 is greater than the diameter of the rear roller 3, so as to achieve a hierarchical rolling and pressing effect.

[0022] The template cloth string rod 6 is connected to the upper part of the device support frame 1, and is used for installing a template cloth roll. The template cloth string rod 6 can pass through the central position of the template cloth roll. In order to facilitate the installation of the template cloth roll, preferably, one end of the template cloth string rod 6 is hingedly connected to one end of the device support frame 1 through a hinge, the template cloth string rod 6 can rotate around the hinge end, and the other end of the template cloth string rod 6 is fixed to the other end of the device support frame 1 through a locking rod device 11. The locking rod device 11 comprises a lower locking block 12 and an upper locking block 13, the lower locking block 12 is rigidly connected to the upper end of the device support frame 1, one end of the upper locking block 13 is hingedly connected to one end of the lower locking block 12, the upper locking block 13 can rotate around the hinge end to be opened, the other end of the upper locking block 13 is tightly connected to the other end of the lower locking block 12 through a fastening bolt 14, and the end of the template cloth string rod 6 is clamped and fixed between the lower locking block 12 and the upper locking block 13 through the lower locking block 12 and the upper locking block 13. When installing the template cloth roll, the fastening bolt 14 is loosened, the upper locking block 13 is rotated to be opened, the template cloth string rod 6 is lifted, the template cloth is installed on the template cloth string rod 6, and then the end of the template cloth string rod 6 is fixed by the locking rod device 11.

[0023] The two ends of the device support frame 1 are respectively provided with one triangular support frame 5, the two triangular support frames 5 are welded to the two ends of the device support frame 1, the triangular support frame 5 is welded by a section steel, and a cross rod 16 is fixedly connected between the front ends of the two triangular support frames 5. Two sets of smoothing belts 7 are arranged on the cross rod 16, and the two sets of smoothing belts 7 are driven by two sets of belt driving mechanisms 8 arranged on the cross rod 16. The belt driving mechanism 8 adopts a chain transmission mechanism, and the two sets of belt driving mechanisms 8 drive the two sets of smoothing belts 7 to rotate through driving chains and sprockets.

[0024] The template cloth guide plate 9 is movably connected between the two triangular supports 5 and located at the rear side of the horizontal rod 16, and the flattening belt 7 is correspondingly located above the plate surface of the template cloth guide plate 9. The template cloth guide plate 9 can be adjusted to be close to or away from the flattening belt 7, and when the template cloth guide plate 9 is close to the flattening belt 7, the template cloth guide plate 9 can be pressed together with the flattening belt 7 to play the flattening effect of the flattening belt 7. In order to facilitate the movement of the template cloth guide plate 9, it is preferred that a strip-shaped sliding groove 17 is arranged on the lower inclined rod of each of the two triangular supports 5, and the two ends of the template cloth guide plate 9 are slidably arranged in the strip-shaped sliding grooves 17 on the lower inclined rods of the two triangular supports 5, and the two ends of the template cloth guide plate 9 are provided with fastening nuts 10 for fastening connection with the triangular supports 5. By adjusting the tightness of the fastening nuts 10, the template cloth guide plate 9 can slide along the strip-shaped sliding grooves 17, and the contact or separation of the template cloth guide plate 9 and the flattening belt 7 can be controlled. The flattening belt 7 is used for flattening the template cloth, and the movement directions of the two sets of flattening belts 7 close to one side of the template cloth guide plate 9 are both towards the outside. In work, the flattening belt 7 can be in contact with the template cloth passing from the upper part of the template cloth guide plate 9, and when the two sets of flattening belts 7 rotate, the template cloth can be flattened from the middle position of the template cloth to the two side edges of the template cloth to unfold the wrinkles in the middle of the template cloth. It is preferred that the end of the template cloth guide plate 9 is provided with a back bending structure towards the rear side, which is used for accurately and non-destructively guiding the template cloth between the template and the roller. In order to avoid scratching the template cloth, it is preferred that the outer surface of the belt of the flattening belt 7 is made of fur.

[0025] A limit wheel 14 is arranged at the lower inner side of each end of the device support frame 1 and can rotate, and the limit wheel 14 is arranged between the front roller 2 and the rear roller 3. The limit wheel 14 is connected with the device support frame 1 through a support, and a transverse strip-shaped hole is arranged on the support of the limit wheel. The wheel shaft of the limit wheel 14 is arranged in the strip-shaped hole on the support and is fixed through a limiting nut 15. The limit wheel 14 can realize transverse movement by adjusting the tightness of the limiting nut 15. The limit wheel 14 is used for limiting the device, and in work, the limit wheel 14 is slid inward and fixed after the device is aligned with the position of the template. The two limit wheels 14 are in contact with the two sides of the template to limit the device, which can correct the position of the device in the walking process, avoid the deviation of the device in the walking process, and reduce the deviation of the template cloth pasting.

[0026] The working process of the utility model:

[0027] (1) Open the lock rod device 11, lift the template cloth string rod 6, pass the template cloth string rod 6 from the axial position of the template cloth roll, then lower the template cloth string rod 6, and fix it by using the lock rod device 11.

[0028] (2) lifting the device together with the template cloth roll to one end of the template 19, pulling the template cloth out from above the template cloth guide plate 9, extending to between the template 19 and the front roller 2 and the rear roller 3, adjusting the angle of the device to align the template cloth with the edge of the template 19, moving the two limiting wheels 14 inward to clamp and fix the two sides of the template.

[0029] (3) sliding the template cloth guide plate 9 upwards to make it contact with the smoothing belt 7 and generate a certain pressure, spraying glue evenly on the surface of the template outside the placement position of the device, then starting the roller driving mechanism 4 and the belt driving mechanism 8 to make the device walk along the template. During the walking process of the device, the template cloth roll 18 rotates to release the template cloth, which is smoothed by the two sets of smoothing belts 7, and the template cloth is laid on the surface of the template during the walking process, and the template cloth is rolled by the front roller 2 and the rear roller 3 to be pasted on the surface of the template.

[0030] (4) when the device walks to the edge of the template, stop the operation of each driving mechanism, then cut the template cloth, separate the template cloth that has been pasted from the device, uncover the template cloth at the initial placement position of the device, spray glue and paste manually.

[0031] (5) continuously paste the required template according to the above steps, after all the pasting is completed, open the locking rod device, take down the template cloth roll, and clean the device for standby.

[0032] The template cloth can be automatically pasted, the operation is simple, time and labor are saved, the pasting efficiency is high, the number of wrinkles before pasting the template cloth can be effectively reduced, the flatness of the pasting of the template cloth can be guaranteed, and the pasting quality of the template cloth is improved.

[0033] Other parts in the embodiment are prior art, which will not be repeated here.

Claims

1. A self-propelled smoothing and trowelling device for concrete formwork sheets, characterised in that: The device support frame (1), the front roller (2), the rear roller (3), the roller driving mechanism (4), the triangular support (5), the template cloth string rod (6), the smoothing belt (7), the belt driving mechanism, the template cloth guide plate (9), the limiting wheel (14); the front roller (2) and the rear roller (3) are rotatably connected to the lower part of the device support frame (1), the roller driving mechanism (4) is arranged on one side of the device support frame (1) and is connected with the front roller (2); the template cloth string rod (6) is connected to the upper part of the device support frame (1); one triangular support (5) is fixed to the front side of each end of the device support frame (1), a crossbar (16) is fixedly connected between the front ends of the two triangular supports (5), two sets of smoothing belts (7) are arranged on the crossbar (16), the two sets of smoothing belts (7) are driven by the belt driving mechanism arranged on the crossbar (16), the template cloth guide plate (9) is movably connected between the two triangular supports (5) and located at the rear side of the crossbar (16), the smoothing belts (7) are located above the plate surface of the template cloth guide plate (9), and the movement directions of the smoothing belts (7) close to one side of the template cloth guide plate (9) are both outward.

2. The self-propelled trowel and stick device for concrete formwork fabrications according to claim 1, characterized in that: The diameter of the front roller (2) is greater than that of the rear roller (3).

3. The self-propelled smoothing and sticking device for concrete formwork cloth according to claim 1 or 2, characterized in that: The end of the template cloth guide plate (9) is provided with a backward bending structure.

4. The self-propelled trowel and stick device for concrete formwork fabrications according to claim 3, characterized in that: The lower inclined rods of the two triangular supports (5) are provided with strip-shaped sliding grooves, the two ends of the template cloth guide plate (9) are slidably arranged in the strip-shaped sliding grooves of the lower inclined rods of the two triangular supports (5), and the two ends of the template cloth guide plate (9) are fixedly connected with the triangular supports (5) through fastening nuts.

5. The self-propelled trowel and stick device for concrete formwork fabricating according to claim 4, characterized in that: One end of the template cloth string rod (6) is connected with one end of the device support frame (1) through a hinge, and the other end of the template cloth string rod (6) is fixed to the other end of the device support frame (1) through a locking rod device (11).

6. The self-propelled trowel and stick device for concrete formwork fabricating according to claim 5, characterized in that: The locking rod device (11) comprises a lower locking block (12) and an upper locking block (13), the lower locking block (12) is rigidly connected with the upper end of the device support frame (1), one end of the upper locking block (13) is movably connected with the lower locking block (12) through a hinge, the other end of the upper locking block (13) is fixedly connected with the lower locking block (12) through a fastening bolt, and the end of the template cloth string rod (6) is clamped and fixed through the lower locking block (12) and the upper locking block (13).

7. The self-propelled trowel and stick device for concrete formwork fabrications according to claim 4, characterized in that: The outer surface of the smoothing belt (7) is made of fur.

Images