Line molding concrete sleepers

 

(57) Abstract:

The invention relates to the production of concrete sleepers and can be used in lines for the manufacture of concrete sleepers with the use of vibration compaction of the concrete mix. The purpose of the invention - improving line efficiency and quality sleepers. The line includes sequentially arranged sections 1 and 2, respectively, laying of concrete mix in multiple form 4 and subsequent compaction of the mixture in the form 4. The line is equipped with a horizontally movable on rails portal 11, within which is placed the serial number of the handles 12 and 13. Bench form 4 with a strained astronomically set on the table 6 of the first section 1 and move to the limit stop 7. Move horizontally movable portal 11 on the first section 1. Power cylinders in the working zone of the hole-forming cores gates serves cage washers, with the power cylinders fall floaters, together with the removable part of the hole-forming cores. After the departure of gates from the working area of the hole-forming cores of the power cylinders floaters continue to fall, and with them the removable part of the hole-forming cores as long, but until they are planted is. After installing postobrabotka, cage washers and diaphragms mobile portal 11 is moved to the second site 2 vibration compaction of the concrete mix, and in its place from the zone betononasos rack enters the paver 8, which evenly distributes the concrete mixture to form 4. After filling out the form 4 concrete mix her on the roller table 6 is moved to the second site 2 for vibration compaction of the concrete mix. At the end of vibrocompaction mobile portal 11 exercise deflasking 4 elements snap. 3 C.p. f-crystals. 7 Il.

The invention relates to the production of concrete sleepers and can be used in lines for the manufacture of concrete sleepers with the use of vibration compaction of the concrete mix.

Known production line for wooden sleepers, including a download site sleepers, the autoclave discharge Assembly, fixture drawing on the sides of the sleepers thermoplastic plates and the actuator [1].

The disadvantages of the known line are the low strength of the resulting sleepers and the impossibility of making it durable sleepers of concrete.

Famous line for molding concrete sleepers, including serially arranged parts of the laying of concrete the AI are low productivity due to the lack of mechanization of works on installation in the form and then retrieve from it the hole-forming cores and diaphragms, and installation in the form of mortgages washers.

In addition, the use during manual work when extracted from the form of a removable snap-in tools such as "Dergach", etc. often lead to the destruction of concrete structures sleepers.

The purpose of the invention is the increased efficiency and improved quality sleepers.

This objective is achieved in that the line forming of zhelezobetonich sleepers, including serially arranged parts of the laying of the concrete mix in multiple form and subsequent compaction of the mixture in the form, provided with a horizontally movable portal, inside of which is placed a series of manipulators, the extreme of which is made in the form of recourse in the form in and out of her orifice, and the middle - in the form of mechanisms for installation in the form of mortgages washers and mounted on a vertically movable transverse of feeders in the form and retrieve from the hole-forming cores; the hole-forming cores made of composite, the lower part of each of pustotoobrazovatel attached to the bottom of the form; each of the mechanisms of the installation cage washers made in the form mounted on racks rolling portal brackets placed with each of the feeders in the form and extract from it the hole-forming cores made in the form of suspended vertically movable traverse the rolling pin, with fixed pressure plate with holes, which are placed in the upper part of the hole-forming cores, and mounted on the walking beam horizontal power cylinder rod which is equipped with an electromagnetic gripper for heads of hole-forming cores.

The invention has the following differences from the prototype:

the line is equipped with a horizontally movable portal, inside of which is placed a series of manipulators, the extreme of which is made in the form of recourse in the form in and out of her orifice, and the middle - in the form of mechanisms for installation in the form of mortgages washers and mounted on a vertically movable transverse of feeders in the form and extract from it the hole-forming cores;

the hole-forming cores made of composite, the lower part of each of pustotoobrazovatel attached to the bottom of the form;

each of the mechanisms of the installation cage washers made in the form mounted on racks rolling portal brackets posted on the last horizontal power cylinder with shutters and vertical shopping for mortgages washers;

each of the feeders in the form and extract from it potatobased the plate with holes, which are placed in the upper part pustotaaaaaaaaa, and mounted on the walking beam horizontal power cylinder rod which is equipped with an electromagnetic gripping heads of the hole-forming cores.

This will increase the line capacity, and improve the quality of the produced sleepers due to the exclusion of fracture patterns sleepers when removing a removable snap-out forms.

Viewed in patent information the Fund has not found similar technical solutions, and solutions with these distinctive features.

The invention is applicable and will be used in the industry in 1996 and 1997

In Fig. 1 shows a line forming concrete sleepers, front view; Fig. 2 - the same, lateral view; Fig. 3 - the same, top view; Fig. 4 - average arm, side view; Fig. 5 is a fragment of a form defined by the hole-forming cores and embedded washers, Fig. 6 is a cross section along a-a in Fig. 5; Fig. 7 is a cross section along B-B in Fig. 5.

Line molding concrete sleepers includes sequentially arranged sections 1 and 2, respectively, laying of concrete mix 3 in cluster form 4 and later the Dole sections 1 and 2. At the end of the conveyor 6 in the zone of the first section 1 is a restrictive emphasis 7 with a limit switch (not shown) of the drive roller 6. To supply concrete mixture of 3 in cluster form 4 in line with a paver 8, which moves along rails 9.

The second section 2 seal concrete mixture 3 in the form 4 has mounted at the end of the roller conveyor 6 restrictive emphasis 10.

The line is equipped with a horizontally movable on the rails 9 portal 11, within which is placed the serial number of the handles 12 and 13. Average manipulators 13 is made in the form of mechanisms 14 for installation in the form of 4 cage washers 15 and mounted on a vertically movable cross beam 16 mechanisms 17 filing form 4 and extract from it the hole-forming cores 18. Extreme manipulators 12 made in the form of mechanisms 17 filing a form 4 in and out of her orifice 19. Mechanisms 17 for the arms 12 and 13 are designed to install the different parts, but have the same design solution.

The hole-forming cores 18 are made of a composite, the lower portion 20 of each pustotoobrazovatel 18 is fixed and secured to the bottom 21 of the form 4 (welded or fastened by bolts). The top of nesemnificative 18. The removable portion 23 of postcoordinate 18 consists of a main forming part 24 and sleeve 25. The head 26 of the removable portion 23 of pustotoobrazovatel 18 is made oval, with a tapering part, convenient to capture it. Oval execution head 26 allows the flow of the concrete mix 3 when vibroplate. The removable bottom part 23 of pustotoobrazovatel 18 has a complex shape for education in spała holes precluding rotation of the fixing bolt (not shown).

The mobile portal 11 consists of a frame 27 with the racks 28, based on the drive rollers 29. To the posts 28 are attached to the power cylinders 30, providing the movement of the bar 16 along vertical guides 31 by means of the sliders 32, mounted on the cross beam 16.

Each of the mechanisms 14 installation of embedded spacers 15 made in the form mounted on the uprights 28 rolling portal 11 of the brackets 33 is placed on the last horizontal power cylinder 34 with the dampers 35 and vertical stores 36 embedded washers 15.

Each of the mechanisms 17 for manipulators 13 filing in form 4 and extract from it the hole-forming cores 18 are made in the form of suspended vertically movable cross beam 16 rolling pin 37, which is fixed and installed on the sliders 32 vertically movable beam 16 horizontal power cylinder 39, the rods 40 which is equipped with an electromagnetic grippers 41 for the heads 26 of the hole-forming cores 18.

The hotline is as follows.

Bench form 4 with a strained astronomically set on the table 6 of the first section 1 and move to the limit stop 7, at the moment of contact which actuates limit switch (not shown), which disables the drive roller 6 and stopping the form 4. At this time the paver 8 is outside of area 1 under load in the zone betononasos trestle. Move horizontally movable portal 11 with the arms 12 and 13 on the first section 1. Limit switch (not shown) stops the mobile portal 11 at the position at which the fixed therein a removable portion 23 of the hole-forming cores 18 will be in alignment with the lugs 22 are installed in the form of 4 non-removable parts 20 of the hole-forming cores 18 and the diaphragm 19 - his footprint (the edges of the multiple forms 4). The power cylinders 34 in the working zone of the hole-forming cores 18 gates 35 serves fitting washer 15, with the power cylinders 30 are omitted sliders 32, together with them, and a removable portion 23 of the hole-forming cores 18 held by the grippers 41, which exposed h is reimburse to fixed parts 20 pustotaaaaaaaaa 18, then the power cylinders 34 is returned to its original position and seize the gates 35 the following mortgage washer 15, descending on them from stores 36 under the action of its own weight. After the departure of gates 35 of the working area of the hole-forming cores 18 of the power cylinders 30 slide 32 continues to fall, and with them the removable part 23 pustotaaaaaaaaa 18 until such time as they will be mounted on the lugs 22 of the non-removable parts 20 of the hole-forming cores 18, while fitting washer 15 will take the design position (Fig. 5). The power cylinders 39 grippers 41 is removed from engagement with the heads 26 of the removable parts 23 of the hole-forming cores 18 and the power cylinder 30 to raise the sliders 32 to its original position. After installation, the hole-forming cores 18 cage washers 15 and apertures 19 mobile portal 11 with the arms 12 and 13 is moved to the second site 2 vibration compaction of the concrete mix, and in its place from the zone betononasos rack enters the paver 8, which evenly distributes the concrete mix 3 form 4.

After filling out the form 4 concrete mix 3 its on the roller table 6 is moved to the second site 2 for vibration compaction of the concrete mix 3 and is stopped by the actuation of limit switch (nits (not shown), where concrete mixture 3 is subjected to secondary vibroplate within 1 to 2.5 minutes During this time, the mobile portal 11 with the arms 12 and 13, securing the removable portion 23 of the hole-forming cores 18 at the first site 1, is released and is moved to the second site 2, where it is placed in a position in which the hooks 41 are coaxially installed in the form of a 4-hole-forming cores 18. In this position, the power cylinder 30 is lowered yoke 16 to the bearing clamping plates 38 on the surface of the compacted concrete. Next, perform vibroplate concrete mixture 3 with clamping plates 38 for 0.5 min, the power cylinders 39 grippers 41 to the heads 26 of the hole-forming cores 18, capturing them and removing the removable parts 23 of the hole-forming cores 18 and the orifice 19 form 4 with simultaneous lifting pressure plates 38 (at the beginning of the upper part 23 of the hole-forming cores 18, and then with some delay and clamping plates 38) upon actuation of the power cylinder 30. Then the mobile portal 11 is moved to the first section 1 and form 4 from the second site 2, the crane is transferred to the next process operation is steaming. The cycle is repeated.

The invention will increase the line capacity and improve ka is castke laying of concrete mix in multiple form and subsequent compaction of the mixture in the form characterized in that the line is provided with a horizontally movable portal, inside of which is placed a series of manipulators, the extreme of which is made in the form of recourse in the form in and out of her orifice and the average is in the form of mechanisms for installation in the form of mortgages washers and mounted on a vertically movable transverse of feeders in the form and extract from it the hole-forming cores.

2. Line p. 1, characterized in that the hole-forming cores made of composite, the lower part of each of pustotoobrazovatel attached to the bottom of the form.

3. Line p. 1, characterized in that each of the mechanisms of the installation cage washers made in the form mounted on racks rolling portal brackets posted on the last horizontal power cylinder with shutters and vertical shopping for mortgages washers.

4. Line p. 1, characterized in that each of the feeders in the form and extract from it the hole-forming cores made in the form of suspended vertically movable traverse the rolling pin, on which is fixed a plate with holes, which are placed in the upper part of the hole-forming cores and installed on p. the heads of the hole-forming cores.

 

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