CN211806898U

CN211806898U - Pneumatic demoulding device for double-block sleeper

Info

Publication number: CN211806898U
Application number: CN201922144147.9U
Authority: CN
Inventors: 黄文俊; 王冠锋; 汤建松
Original assignee: Wuhan Silibo Rail Equipment Co ltd
Current assignee: Wuhan Silibo Rail Equipment Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-10-30
Anticipated expiration: 2029-12-02

Abstract

The utility model discloses a pneumatic shedder of two formula sleepers, include the conveying roller frame, install in the mould turnover machine of conveying roller frame one side, its characterized in that: the conveying roller frame is provided with a plurality of conveying rollers in a rotating mode, the conveying roller frame is provided with a plurality of conveying rollers in an rotating mode, the conveying rollers are evenly spaced, a plurality of pneumatic jacking devices with even intervals are fixedly arranged at the bottom of the conveying roller frame, and the pneumatic jacking devices are located between the conveying rollers and adjacent to each other. Through the setting, adopt pneumatic jacking device to replace conventional mould machine that turns over, fall rapidly again after jacking the mould for mould and finished product sleeper fall under the action of gravity, because the poor effect that reaches effective separation of inertia, reduced the in-process of drawing of patterns to the damage of the pre-buried iron spare or the reinforcing bar of two block type sleepers, guaranteed the integrality and the high quality of shaping product.

Description

Pneumatic demoulding device for double-block sleeper

Technical Field

The utility model relates to a sleeper production and processing field, in particular to pneumatic shedder of two block types sleeper.

Background

The sleeper is an essential basic component in the track construction, and the quality of the sleeper directly influences the running stability of a train and the service life of a track, so that the sleeper is particularly important for the quality requirement of the sleeper.

Modern sleepers are mostly formed by pouring and prefabricating concrete, have high quality identity and are beneficial to industrial production. In the process of producing the concrete precast sleeper, a mold is needed as a forming container of a product, and the general technological process comprises the steps of installing and fixing reinforcing steel bars and embedded parts in the mold, pouring concrete, vibrating and curing, forming and demolding.

The mould is generally the steel mould, can have enough to meet the need the use, and length is longer to once only can produce the sleeper of a set of a plurality of unified specifications, adopt the driving to transfer to mould turnover machine after the sleeper shaping on, overturn whole mould to the transfer roller, the vibrations that the collision produced between rethread mould turnover machine and the transfer roller at this moment shakes the sleeper finished product in the mould and falls, accomplishes the drawing of patterns.

The requirements of demoulding of sleepers of different models are different, and for double-block sleepers, the mode of direct vibration of a mould turning machine is not applicable, because the double-block sleepers generally comprise two sections of independent sleepers and steel pipes or steel bars for connection, more embedded iron pieces or steel bars and the like need to be embedded and installed on the bottom surfaces of the double-block sleepers, if the mould turning machine is used for demoulding, the whole mould needs to be rotated for many times and collides with a conveying roller to generate vibration, and because the rotating path of the mould turning machine is a circular arc, the embedded iron pieces or the steel bars on the double-block sleepers easily collide with the mounting frame of the conveying roller, so that the product quality of the sleepers is not good, and another device more suitable for demoulding of the double-block sleep.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a pneumatic shedder of two block types sleeper has the in-process that reduces the drawing of patterns and guarantees the integrality and the high-quality effect of shaping product to the damage of the pre-buried iron casting or the reinforcing bar of two block types sleeper.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a pneumatic shedder of two block formula sleepers, includes the transfer roller frame, install in the mould turnover machine of transfer roller frame one side which characterized in that: the conveying roller frame is provided with a plurality of conveying rollers in a rotating mode, the conveying roller frame is provided with a plurality of conveying rollers in an rotating mode, the conveying rollers are evenly spaced, a plurality of pneumatic jacking devices with even intervals are fixedly arranged at the bottom of the conveying roller frame, and the pneumatic jacking devices are located between the conveying rollers and adjacent to each other.

Through adopting above-mentioned technical scheme, adopt pneumatic jacking device to replace conventional mould machine that turns over, fall rapidly again after jacking the mould for mould and finished product sleeper fall under the action of gravity, because the poor effect that reaches effective separation of inertia, reduced the in-process of drawing of patterns to the damage of the pre-buried iron spare or the reinforcing bar of two block type sleepers, guaranteed the integrality and the high quality of shaping product.

The utility model discloses a further set up to: pneumatic jacking device include cylinder, fixed connection in the jacking horizontal pole of the telescopic link tip of cylinder, the vertical setting of cylinder, the jacking horizontal pole is on a parallel with the transfer roller sets up.

Through adopting above-mentioned technical scheme, set up the die force application that the jacking horizontal pole can be fine to go up the whole jacking of mould.

The utility model discloses a further set up to: and two ends of the jacking cross rod are provided with vertical upwards extending warping sections.

Through adopting above-mentioned technical scheme, the both ends of jacking horizontal pole are equipped with the vertical perk section that upwards extends to the warpage section at both ends can support the both sides of mould spacing in jacking mould, produces the displacement of horizontal direction when preventing to drive the mould and go up and down.

The utility model discloses a further set up to: the end part of a telescopic rod of the air cylinder is fixedly connected with a horizontal connecting plate, and the jacking cross rod is fixedly connected onto the connecting plate.

Through adopting above-mentioned technical scheme, increased the telescopic link of cylinder and the contact surface between the jacking horizontal pole, be favorable to keeping the stability of atress transmission.

The utility model discloses a further set up to: the conveying roller frame is characterized in that a plurality of pairs of guide sliding grooves with the same number as the jacking cross rods are fixed on the inner side of the conveying roller frame, the guide sliding grooves are vertically arranged, and each warping section at two ends of each jacking cross rod is correspondingly and slidably connected into one pair of guide sliding grooves.

Through adopting above-mentioned technical scheme, set up the direction spout to jacking cylinder can be more stable when going up and down under the drive of cylinder, reduce the deviation of production, improve holistic stability.

The utility model discloses a further set up to: the air cylinders are connected with electromagnetic valves used for controlling the air cylinders to be opened and closed, and the electromagnetic valves are electrically connected to the same control button.

Through adopting above-mentioned technical scheme, come all solenoid valves of synchro control through a control button to the synchronous of all cylinders is opened and close has been controlled, can be so that all jacking horizontal poles can carry out synchronous lift.

The utility model discloses a further set up to: the conveying roller frame is provided with a plurality of supporting columns, the bottom of each supporting column is fixedly connected with a buffer spring, and the bottom ends of the buffer springs are fixedly connected with supporting legs.

Through adopting above-mentioned technical scheme, set up buffer spring and can reduce the damage to the conveying roller, increase of service life with effort buffering partly when mould and conveying roller frame bump.

To sum up, the utility model discloses following beneficial effect has: the pneumatic jacking device is adopted to replace a conventional mold turnover machine, the mold is quickly lifted and then falls down, so that the mold and the finished sleeper fall down under the action of gravity, and the inertia difference achieves the effect of effective separation, thereby reducing the damage to the embedded iron pieces or the reinforcing steel bars of the double-block sleeper in the demolding process and ensuring the integrity and the high quality of a molded product.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic view of the structure of FIG. 1 with the mold removed;

fig. 3 is an enlarged view of fig. 2 at a.

Reference numerals: 1. a transfer roller frame; 2. a conveying roller; 3. a pneumatic jacking device; 4. a cylinder; 5. jacking a cross bar; 6. a warped section; 7. a connecting plate; 8. a guide chute; 9. a support pillar; 10. a buffer spring; 11. supporting legs; 12. and (5) molding.

Detailed Description

A pneumatic demoulding device of a double-block sleeper is shown in figure 1 and comprises a conveying roller frame 1, a mould overturning machine arranged on one side of the conveying roller frame 1 and a pneumatic jacking device 3 arranged inside the conveying roller frame 1. The mold turning machine is common production equipment and generally comprises an installation base fixed on the bottom surface and a rotating arm rotatably connected to the installation base, wherein the rotating arm can clamp a mold 12 placed on the rotating arm, then drives the mold 12 to integrally turn 180 degrees and place on a conveying roller frame 1, at the moment, an opening of the mold 12 faces downwards, demolding is carried out through a pneumatic jacking device 3, and a double-block sleeper formed in the mold 12 falls off to the conveying roller frame 1. The prior art can be referred to for the structure of the mold turning machine, and the description is omitted.

As shown in fig. 2 and 3, a plurality of conveying rollers 2 which are parallel to each other and horizontally arranged are rotatably installed on the conveying roller frame 1 along the length direction, the interval between each conveying roller 2 is even, the pneumatic jacking device 3 is fixedly installed at the bottom of the conveying roller frame 1, and each pneumatic jacking device 3 is located between two adjacent conveying rollers 2.

As shown in fig. 2 and 3, the pneumatic jacking device 3 comprises a cylinder 4 and a jacking cross rod 5 fixedly connected to the end of a telescopic rod of the cylinder 4. The cylinder 4 is vertically arranged and fixedly installed on the ground at the bottom of the conveying roller frame 1, a horizontal connecting plate 7 is fixedly connected to the end portion of a telescopic rod of the cylinder 4, and the jacking cross rod 5 is fixedly connected to the connecting plate 7. Jacking horizontal pole 5 is on a parallel with the setting of transfer roller 2, and the both ends of jacking horizontal pole 5 are equipped with vertical upwards extending's warpage section 6. The cylinder 4 all is connected with the solenoid valve that is used for controlling cylinder 4 to open and close, and a plurality of solenoid valves electric connection is in same control button.

All the electromagnetic valves are synchronously controlled through one control button, so that the synchronous opening and closing of all the air cylinders 4 are controlled, and all the jacking cross rods 5 can be synchronously lifted. Simultaneously, the both ends of jacking horizontal pole 5 are equipped with vertical upwards extending's warpage section 6 to the warpage section 6 at both ends can support the both sides of mould 12 spacing when jacking mould 12, produces the displacement of horizontal direction when preventing to drive mould 12 and go up and down.

Further, as shown in fig. 2 and 3, a plurality of pairs of guide sliding chutes 8 with the same number as the number of the jacking cross rods 5 are fixed on the inner side of the conveying roller frame 1, the guide sliding chutes 8 are vertically arranged, and the warping sections 6 at two ends of each jacking cross rod 5 are respectively and correspondingly connected in the pair of guide sliding chutes 8 in a sliding manner.

As shown in fig. 2 and 3, the bottom of the conveying roller frame 1 is provided with a plurality of supporting columns 9, the supporting columns 9 are arranged in pairs along two sides of the conveying roller frame 1, the bottom of each supporting column 9 is fixedly connected with a buffer spring 10, the bottom of each buffer spring 10 is fixedly connected with a supporting leg 11, and each supporting leg 11 is a T-shaped shell and the open end of each supporting leg is abutted to the ground downwards.

After the mold turning machine turns over the mold 12 and places the mold on the conveying roller frame 1, the mold is immediately loosened and reset, a control button is started, all the cylinders 4 are synchronously started, so that the whole mold 12 is lifted for a certain distance, then the mold 12 is put down by the unloading force, the mold 12 falls on the conveying roller frame 1 under the action of gravity, the pneumatic lifting device 3 is adopted to replace the conventional mold turning machine, the mold 12 is quickly lifted and then falls down, the mold 12 and the finished sleeper fall under the action of gravity, the inertia difference achieves the effect of effective separation, the damage to the embedded iron pieces or the steel bars of the double-block sleeper in the demolding process is reduced, and the integrity and the high quality of a molded product are ensured.

Claims

1. The utility model provides a pneumatic shedder of two block formula sleepers, includes conveying roller frame (1), install in the mould turnover machine of conveying roller frame (1) one side which characterized in that: it installs a plurality of transfer rollers (2) to rotate on transfer roller frame (1), and every the interval is even between transfer roller (2), transfer roller frame (1) bottom fixed mounting has a plurality of even pneumatic jacking device (3) of interval, just pneumatic jacking device (3) all are located two adjacent between transfer roller (2).

2. The pneumatic stripping device for two-block sleepers according to claim 1, characterized in that: pneumatic jacking device (3) include cylinder (4), fixed connection in jacking horizontal pole (5) of the telescopic link tip of cylinder (4), the vertical setting of cylinder (4), jacking horizontal pole (5) are on a parallel with transfer roller (2) set up.

3. The pneumatic stripping device for two-block sleepers according to claim 2, characterized in that: and two ends of the jacking cross rod (5) are provided with buckling sections (6) which vertically extend upwards.

4. The pneumatic stripping device for two-block sleepers according to claim 3, characterized in that: the end part of a telescopic rod of the air cylinder (4) is fixedly connected with a horizontal connecting plate (7), and the jacking cross rod (5) is fixedly connected onto the connecting plate (7).

5. The pneumatic stripping device for two-block sleepers according to claim 4, characterized in that: conveying roller frame (1) inboard be fixed with many pairs quantity with the same direction spout (8) of jacking horizontal pole (5) quantity, direction spout (8) vertical setting, and every warp section (6) at jacking horizontal pole (5) both ends correspond sliding connection respectively in a pair of in direction spout (8).

6. The pneumatic stripping device for two-block sleepers according to claim 2, characterized in that: the air cylinders (4) are all connected with electromagnetic valves used for controlling the air cylinders (4) to be opened and closed, and the electromagnetic valves are electrically connected to the same control button.

7. The pneumatic stripping device for two-block sleepers according to claim 1, characterized in that: conveying roller frame (1) is equipped with a plurality of support columns (9), support column (9) bottom fixedly connected with buffer spring (10), the equal fixedly connected with supporting legs (11) in bottom of buffer spring (10).