CN214162830U - Tamping pick disassembling equipment - Google Patents

Abstract

The utility model relates to a tamping pick disassembling equipment and application method thereof belongs to large-scale road maintaining machinery field. In order to solve the problem that when the tamping pick of the railway turnout tamping device is overhauled or damaged and needs to be replaced, the tamping pick is disassembled from a pick arm of the tamping device, only a tamping pick disassembling tool with a disassembling step is suitable for the tamping pick in the prior art, and most tamping picks without disassembling steps in the market can only be disassembled manually without special disassembling equipment. The tamping pick disassembling equipment is provided with a top pick block which is abutted against the palm end face of the tamping pick, an adjusting cushion block is abutted against the end face of the pick arm, and the hydraulic oil cylinder is reused for disassembling the tamping pick. The utility model discloses do not receive the tamping pick and have the restriction of whether dismantling the step, simple to operate, easy operation, work efficiency is high.

Description

Tamping pick disassembling equipment

Technical Field

The utility model relates to a tamping pick disassembling equipment belongs to large-scale road maintaining machinery field.

Background

With the development of science and technology, the development of railways is faster and faster. 8000 km of new line construction is completed every year. The tamping device is one of large-scale road maintenance machines, is suitable for new line construction of railway lines, after the large and medium maintenance and screening operation of the existing lines and maintenance operation of operating lines, automatically carries out leveling, lifting and lining and ballast tamping operations on the tracks, improves the compactness of ballast of a ballast bed, increases the stability of the tracks, eliminates the direction deviation, the left and right horizontal deviation and the front and back height deviation of the tracks, ensures that the track lines meet the requirements of line design standards and line maintenance rules, and ensures the safe operation of trains.

The CDC-16 switch tamping device is mainly used for railway switch tamping and is a working device capable of tamping a main track. The inner pickaxe arm and the outer pickaxe arm of the turnout tamping device are in taper interference fit with the inner pickaxe and the outer pickaxe, when the tamping device is used for tamping operation, along with continuous downward insertion of the tamping pickaxe, the tamping pickaxe bears large ballast resistance, the interference of conical surface fit between the pickaxe arm and the tamping pickaxe is continuously increased, the connection between the pickaxe arm and the tamping pickaxe is more and more tight, and the tamping pickaxe is difficult to disassemble. The tamping pick is used as a wearing part and needs to be frequently replaced in the using process, and meanwhile, when the tamping device is overhauled, the tamping pick also needs to be detached. In the prior art, the tamping pickaxe is mainly disassembled in a mode that a hard object strikes a pickaxe palm of a taper shank tamping pickaxe. The disassembling method has the advantages of high labor intensity and low disassembling efficiency, and has the potential safety hazard that broken objects of the tamping pick splash to hurt people in the knocking process.

In the prior art, chinese patent No. CN207522479U discloses a combined hydraulic pickaxe remover, which is designed symmetrically by arranging two hydraulic cylinders, wherein a hollow pickaxe removing hole is arranged between the two hydraulic cylinders, the removing hole is clamped on a removing step on a tamping pickaxe, and a piston rod of the hydraulic cylinder is abutted against an end surface of a pickaxe arm to remove the pickaxe. However, the use of the pickaxe dismounting equipment is limited by the dismounting step arranged on the tamping pickaxe, the tamping pickaxe without the dismounting step cannot be used, and most of the tamping pickaxe used in the current market is designed without the dismounting step. The tamping pickaxe without the disassembly step does not have a special tool at present, and still needs manual disassembly.

SUMMERY OF THE UTILITY MODEL

Problem and not enough to exist among the prior art, the utility model provides a tamping pick disassembling equipment through structural improvement, need not utilize and dismantle the step and support the atress to can both be suitable for different types of tamping picks, give corresponding application method simultaneously, thereby improve disassembling equipment's high-efficient use.

In order to achieve the above object, the utility model provides a following technical scheme: a tamping pick disassembling device comprises an oil cylinder component, a jacking pick device and an adjusting cushion block; one end of the top pickaxe device faces to the palm end face of the tamping pickaxe, and the other end of the top pickaxe device is fixedly connected with a piston rod of the oil cylinder component; an adjusting cushion block is arranged between the cylinder body of the oil cylinder component and the end surface of the pickaxe arm so as to adjust an initial gap between the pickaxe jacking device and the handheld end surface of the tamping pickaxe; when a piston rod of the oil cylinder component does extension movement, the top pickaxe device is driven to move towards the direction of the pickaxe palm of the tamping pickaxe, and the tamping pickaxe is detached by abutting against the upper end face of the pickaxe palm of the tamping pickaxe.

Specifically, the oil cylinder component comprises a cylinder body, two oil cylinders and a protective steel plate; each oil cylinder is provided with a piston rod, and the tail end of each piston rod is provided with a multi-step connecting end; the connecting end is provided with a section of cylindrical boss and a section of mounting thread; the whole cylinder body is U-shaped, the upper end surface is symmetrically provided with two oil cylinder mounting grooves, and the lower end surface is fixedly provided with a protection steel plate; the two oil cylinders are respectively arranged in the mounting groove; the adjusting cushion block is arranged on the protective steel plate. The device is compact in structure, and compared with a combined oil cylinder, the device is not limited by installation space, and rapid installation of the device is guaranteed. The protection steel plate is arranged for effectively bearing the reaction force of the adjusting cushion block, so that the purpose of protecting the cylinder body is achieved.

Specifically, the top pick device comprises a top pick block and a thrust plate; the top pickaxe block and the thrust plate are U-shaped; the top pickaxe block is fixedly arranged on the thrust plate and faces to the palm end face of the tamping pickaxe; two mounting holes are arranged on the thrust plate; the thrust plate is arranged on the cylindrical bosses of the two oil cylinder piston rods through the mounting holes and is fixedly connected with the piston rods through nuts. The thrust plates are arranged on the two piston rods, so that the acting forces of the two oil cylinders are concentrated and then transmitted to the pick pushing block, the thrust is larger, and the disassembly moment of the equipment on the tamping pick is improved.

Specifically, the whole adjusting cushion block is U-shaped and comprises an upper steel plate, an aluminum alloy interlayer and a lower steel plate; the three are sequentially overlapped and fixedly connected, and a positioning hole and four strong magnets are arranged on the upper steel plate at the top. Set up locating hole and strong magnet, when being in order to install the adjustment cushion, quick accurate location is stable with the installation, guarantees the dismantlement effect of equipment.

Specifically, the position corresponding to the locating hole on the protection steel plate is provided with a locating pin, and when the upper steel plate is adsorbed on the protection steel plate through four strong magnets, the locating pin is connected with the locating hole in a matched mode.

Specifically, a portable handle and two high-pressure oil pipe joints are arranged on the cylinder body. The portable handle is arranged, so that the portable handle can be quickly positioned and conveniently disassembled and assembled during operation, and the working efficiency is improved.

Specifically, the aluminum alloy interlayer has a plurality of thickness dimension specifications, and each thickness dimension specification differs by 10 mm. The different thickness dimensions are set so as to select the proper thickness dimension according to the tamping picks with different lengths, thereby improving the application range of the equipment.

Specifically, the top pickaxe block is provided with a contact surface matched with the upper end surface of the tamping pickaxe palm; the contact surface has a 150V shape or a horizontal shape. The arrangement ensures the mutual contact and matching of the top pickaxe block and the palm end face of the tamping pickaxe, ensures the effective conduction of the disassembling force, and can select the proper top pickaxe block according to the tamping pickaxe palms with different shapes, thereby improving the application range of the equipment.

Specifically, when all the U-shaped components are installed, the inner sides of the U-shaped components are installed correspondingly to each other to form a U-shaped groove for wrapping the handle of the tamping pick. The axial positioning can be effectively carried out with the tamping pick handle by the arrangement, so that the direction of the equipment is always consistent with the shaft of the tamping pick when the equipment is disassembled, the force conduction is ensured, and the disassembly quality is improved.

Specifically, the cylinder body and the thrust plate are made of high-strength aluminum alloy materials. The whole weight of the equipment is reduced while the structural strength is ensured.

During the use, the tamping pick disassembling equipment is carried out according to the following steps:

firstly, selecting a matched push pick block according to the shape of the palm end face of the tamping pick to be dismounted, and mounting the push pick block on a thrust plate;

secondly, measuring the length between the palm end face of the tamping pick and the end face of the pick arm, selecting a proper aluminum alloy interlayer to ensure that an initial gap of 5-10mm is properly reserved between the top pick block and the palm end face of the tamping pick, assembling into an adjusting cushion block, and installing the assembled adjusting cushion block on a protective steel plate;

thirdly, connecting a high-pressure oil pipe externally connected with a hydraulic pump to a high-pressure oil pipe joint on the cylinder body, holding the portable handle by hand to enable a U-shaped groove of the dismounting device to face a tamping pick handle, placing an adjusting cushion block of the dismounting device on the end face of a pick arm, and enabling a top pick block to face the palm end face of the tamping pick;

fourthly, an external hydraulic pump is used for pressurizing the oil cylinder, the extending condition of the piston rod is carefully observed until the tamping pick is detached;

and fifthly, stopping the external hydraulic pump from pressurizing, releasing the pressure of the oil cylinder, and detaching the high-pressure oil pipe and arranging equipment after the piston rod retracts into the oil cylinder.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. this equipment passes through hydraulic energy and replaces the manual work, has both improved work efficiency, can avoid again taking place the potential safety in production.

2. Compare the public technology of current patent, two hydro-cylinders of this equipment through a cylinder body installation, compact structure compares the hydro-cylinder of combination formula, does not receive installation space's restriction. The top pickaxe block is arranged to take the palm end face of the tamping pickaxe as a resisting stress surface, so that the dismounting step is not needed to be used for dismounting, the suitability for different types of tamping pickaxes is met, and the high universality is realized.

3. On aforementioned equipment foundation, set up the top pick piece of many specifications adjustment cushion and two kinds of different contact surfaces, can both install fast and dismantle the tamping pickaxe of different length tamping pickaxe and tamping pickaxe palm up end shape difference to improve work efficiency, guaranteed to dismantle the effect.

4. The main part material of this equipment is made by high strength aluminum alloy, and self structural strength can bear high hydraulic pressure disassembly force, makes the whole weight of equipment lighter again, conveniently carries, and is easy and simple to handle, swift.

Drawings

Fig. 1 is a schematic view of a tamping pick disassembling device;

FIG. 2 is a bottom view of the top pick block;

FIG. 3 is a schematic view of a 150V-shaped jacking pick block;

fig. 4 is a schematic view of a horizontal type top pick block;

FIG. 5 is a schematic view of a thrust plate;

FIG. 6 is a schematic view of the cylinder assembly;

FIG. 7 is a schematic view of a protective steel plate;

FIG. 8 is a schematic view of an adjustment block;

fig. 9 is a schematic view of a tamping pick disassembling operation performed by the tamping pick disassembling equipment according to the embodiment;

fig. 10 is a schematic view of the working state of the tamping pick disassembling equipment of the embodiment.

In the figure: 1. pushing a pickaxe block; 2. locking the nut; 3. a thrust plate; 4. a portable handle; 5. a cylinder body; 6. protecting the steel plate; 7. adjusting the cushion block; 8. disassembling equipment for the tamping pick; 9. tamping pickaxe; 10. a pick arm; 11. a 150V-shaped contact surface; 112. a horizontal contact surface; 12. installing a threaded hole; 13. the upper end surface of a palm of the 150-degree V-shaped tamping pick; 51. an oil cylinder; 53. a cylinder piston rod; 531. installing threads; 532. a cylindrical boss; 61. positioning pins; 71. steel plate feeding; 72. an aluminum alloy interlayer; 73. a lower steel plate; 711. positioning holes; 712. a strong magnet.

Detailed Description

In order to make the utility model realize that technical means, creation characteristics, achievement purpose and efficiency are easily understood and known, the following will combine the embodiment of the utility model provides an in the drawings, further explain the utility model discloses. In order to avoid redundant description, the upper end face of the tamping pick palm is in a 150-degree V shape for illustration.

The embodiment discloses a tamping pick disassembling device, which comprises an oil cylinder part, a jacking pick device and an adjusting cushion block 7, wherein one end of the jacking pick device faces to the palm end face of the tamping pick, and the other end of the jacking pick device is fixedly connected with a piston rod of the oil cylinder part; an adjusting cushion block 7 is arranged between the cylinder body of the oil cylinder component and the end surface of the pickaxe arm so as to adjust an initial gap between the pickaxe jacking device and the handheld end surface of the tamping pickaxe; when a piston rod of the oil cylinder component does extension movement, the top pickaxe device is driven to move towards the direction of the pickaxe palm of the tamping pickaxe, and the tamping pickaxe is detached by abutting against the upper end face of the pickaxe palm of the tamping pickaxe. The basic working requirements of the device are realized.

Further, the oil cylinder component comprises a cylinder body 5, two oil cylinders 51 and a protection steel plate 6; each oil cylinder 51 is provided with a piston rod 53, and the tail end of the piston rod is provided with a multi-step connecting end; the connecting end is provided with a section of cylindrical boss 532 and a section of mounting thread 531; the cylinder body 5 is made of high-strength aluminum alloy materials, is integrally U-shaped, is symmetrically provided with two oil cylinder mounting grooves on the upper end face, and is fixedly provided with a protective steel plate 6 on the lower end face; the two oil cylinders 51 are respectively arranged in the mounting grooves; the adjusting cushion block 7 is arranged on the protective steel plate 6. The structure of the oil cylinder part is realized, and the cylinder body 5 is provided with a portable handle 4 and two high-pressure oil pipe joints; the positioning pin 61 is disposed at a position of the protection steel plate 6 corresponding to the positioning hole 711, and when the adjustment pad 7 is attached to the protection steel plate 6 by four strong magnets 712, the positioning pin 61 is connected to the positioning hole 711 in a matching manner. The installation of the adjusting cushion block and the protective steel plate is realized.

Further, the top pickaxe device comprises a top pickaxe block 1 and a thrust plate 3; the top pick block 1 and the thrust plate 3 are U-shaped, and the thrust plate 3 is made of high-strength aluminum alloy material; the bottom of the top pickaxe block 1 is provided with a mounting threaded hole 12, and the top pickaxe block is fixedly mounted on the thrust plate 3 through a bolt and faces to the palm end face of the tamping pickaxe; two mounting holes are arranged on the thrust plate 3; the thrust plate 3 is mounted on the cylindrical bosses 532 of the two piston rods 53 through mounting holes, and is fixedly connected with the mounting threads 531 on the piston rods 53 through the locking nuts 2. The structure of the pickaxe ejecting device is realized; the top pickaxe block 1 is provided with a contact surface matched with the upper end surface of the tamping pickaxe palm; the top pickaxe block is provided with a 150-degree V-shaped contact surface 11 or a horizontal contact surface 112, so that the arrangement of the top pickaxe blocks with different contact surface shapes is realized.

Further, the whole adjusting cushion block 7 is U-shaped and comprises an upper steel plate 71, an aluminum alloy interlayer 72 and a lower steel plate 73; the three are sequentially overlapped and fixedly connected, and a positioning hole 711 and four strong magnets 712 are arranged on the uppermost upper steel plate 71. The structure of the adjusting cushion block is realized; the aluminum alloy interlayer 72 has a plurality of gauge sizes, each gauge size differing by 10 mm. The setting of different thickness dimension specification adjustment cushion has been realized. When all the U-shaped components are installed, the inner sides of the U-shaped components are installed correspondingly to each other to form a U-shaped groove for wrapping the handle of the tamping pick

When in use, the method is operated according to the following steps:

firstly, selecting a top pickaxe block of a top pickaxe block contact surface 11 matched with the top pickaxe block 13 according to the condition that the upper end surface of a pickaxe palm of a to-be-dismounted tamping pickaxe is 150-degree V-shaped 13, and mounting the top pickaxe block on a thrust plate 3;

secondly, measuring the length between the handheld end face 13 of the tamping pick and the end face of the pick arm 10, selecting a proper aluminum alloy interlayer 72, enabling an initial gap of 5-10mm to be properly reserved between the top pick block 1 and the handheld end face 13 of the tamping pick, assembling the initial gap into an adjusting cushion block 7, and installing the assembled adjusting cushion block 7 on a protective steel plate 6 to assemble a tamping pick disassembling device 8;

thirdly, connecting a high-pressure oil pipe externally connected with a hydraulic pump to a high-pressure oil pipe joint on the cylinder body 5, holding the portable handle 4 by hand to enable a U-shaped groove of the tamping pick disassembling equipment 8 to face a tamping pick handle, placing the adjusting cushion block 7 on the end face of the pick arm 10, and enabling the top pick block 1 to face the palm end face of the tamping pick;

fourthly, the external hydraulic pump is used for pressurizing the oil cylinder 51, the extending condition of the piston rod 53 is carefully observed until the tamping pick 9 is detached;

and fifthly, stopping the external hydraulic pump from pressurizing and performing oil cylinder pressure relief, and detaching the high-pressure oil pipe and arranging equipment after the piston rod 53 retracts into the oil cylinder 51.

The utility model discloses a top pickaxe piece 1 of equipment supports and leans on at the palm up end of tamping pickaxe, and adjustment cushion 7 supports and leans on the terminal surface of pickaxe arm 10 to through the hydro-cylinder part work, realize the distance extension between two terminal surfaces, be about to the hole of tamping pickaxe 9 follow pickaxe arm 10 and dismantle out. The use restriction that has eliminated different kind of tamping picks and have or not to dismantle the step has been solved and has not dismantled the step and have not special extracting tool, can only utilize the manual work to dismantle, and work efficiency is low, and has the technical problem of potential safety hazard, to any kind of tamping pick in market, provides one kind and can install fast, dismantles efficient professional equipment.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the invention without departing from the spirit and scope of the invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (9)

1. The utility model provides a tamping pick disassembling equipment, includes hydro-cylinder part, top pick device and adjustment cushion (7), its characterized in that: one end of the top pickaxe device faces the handheld end face of the tamping pickaxe, and the other end of the top pickaxe device is fixedly connected with a piston rod of the oil cylinder component; the adjusting cushion block (7) is arranged between the cylinder body of the oil cylinder part and the end surface of the pickaxe arm so as to adjust an initial gap between the pickaxe jacking device and the upper end surface of the pickaxe palm of the tamping pickaxe; when the piston rod of the oil cylinder component does stretching motion, the top pickaxe device is driven to move towards the direction of the tamping pickaxe palm, and the tamping pickaxe is detached by abutting against the upper end face of the tamping pickaxe palm.

2. The tamping pick disassembling apparatus according to claim 1, wherein: the oil cylinder component comprises a cylinder body (5), two oil cylinders (51) and a protective steel plate (6); each oil cylinder (51) is provided with a piston rod, and the tail end of each piston rod is provided with a multi-step connecting end; the connecting end is provided with a section of cylindrical boss and a section of mounting thread; the cylinder body (5) is integrally U-shaped, two oil cylinder mounting grooves are symmetrically formed in the upper end face of the cylinder body, and the protective steel plate (6) is fixedly mounted on the lower end face of the cylinder body; the two oil cylinders (51) are respectively arranged in the mounting grooves; the adjusting cushion block (7) is arranged on the protective steel plate (6).

3. The tamping pick disassembling apparatus according to claim 2, wherein: the top pickaxe device comprises a top pickaxe block (1) and a thrust plate (3); the top pickaxe block (1) and the thrust plate (3) are U-shaped; the top pickaxe block (1) is fixedly arranged on the thrust plate (3) and faces to the handheld end face of the tamping pickaxe; two mounting holes are formed in the thrust plate (3); the thrust plate (3) is arranged on cylindrical bosses of piston rods of the two oil cylinders (51) through mounting holes and is fixedly connected with the piston rods through nuts.

4. The tamping pick disassembling apparatus according to claim 2, wherein: the whole adjusting cushion block (7) is U-shaped and comprises an upper steel plate (71), an aluminum alloy interlayer (72) and a lower steel plate (73); the three parts are sequentially overlapped and fixedly connected, and a positioning hole (711) and four strong magnets (712) are arranged on the uppermost upper steel plate (71).

5. The tamping pick disassembling apparatus according to claim 4, wherein: the position on the protection steel plate (6) corresponding to the positioning hole (711) is provided with a positioning pin (61), the upper steel plate (71) is adsorbed on the protection steel plate (6) through four strong magnets (712), and the positioning pin (61) is matched and connected with the positioning hole (711).

6. The tamping pick disassembling apparatus according to claim 2, wherein: the cylinder body (5) is provided with a portable handle (4) and two high-pressure oil pipe joints.

7. The tamping pick disassembling apparatus according to claim 4, wherein: the aluminum alloy interlayer (72) has a plurality of thickness gauge sizes, and each thickness gauge size differs by 10 mm.

8. The tamping pick disassembling apparatus according to claim 3, wherein: the top pickaxe block (1) is provided with a contact surface matched with the upper end surface of the tamping pickaxe palm; the contact surface has a 150V shape or a horizontal shape.

9. The tamping pick disassembling apparatus according to any one of claims 1 to 8, wherein: when all the U-shaped components are installed, the inner sides of the U-shaped components are installed correspondingly to each other, and a U-shaped groove used for wrapping the tamping pick handle is formed.

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