CN217252847U - Nut separator suitable for ST type buffer - Google Patents

Abstract

The utility model discloses a nut separating device suitable for ST type buffer, which relates to the field of buffer nut disassembly, and comprises a nut separator, a speed reducing motor and an auxiliary pulley, wherein the nut separator comprises a connecting component and a universal shaft wrench; the speed reducing motor drives the universal shaft wrench through a connecting component connected between the speed reducing motor and the universal shaft wrench; the auxiliary pulley is connected with the lower end of the speed reducing motor in a sliding mode. The problem of buffer nut dismantle inefficiency, and damage buffer structure easily is solved, a nut separator suitable for ST type buffer is proposed, the efficiency that the nut was dismantled can be effectively improved, the buffer was impaired when preventing to dismantle, sparingly dismantles the resource that consumes.

Description

Nut separator suitable for ST type buffer

Technical Field

The utility model relates to a field is dismantled to the buffer nut, especially relates to a nut separator suitable for ST type buffer.

Background

After the ST-type bumper is newly manufactured or overhauled, the M30 nut is welded to the bolt, usually by three-spot welding, to prevent loosening to the maximum extent. But after reaching the next overhaul period, the nut needs to be disassembled again. The disassembling process has the advantages that the force required by disassembling is large, the spring is compressed in a mode that the thrust cone is pressed by the hydraulic press, the bolt and the nut are exposed outside, two conventional methods are adopted, one method is to pull or impact a tool to disassemble forcibly, but the power required by the forcible disassembling is large, the structure around the nut is easy to damage, the other method is to perform destructive cutting through an oxygen acetylene gas cutting gun to cut off an old bolt, so that the disassembling effect is achieved, but the disassembling device is long in time consumption, many resources can be consumed, the structure of the buffer can be damaged, and the disassembling efficiency is low. Therefore, a technology for improving the nut dismounting efficiency and guaranteeing the dismounting safety is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a buffer nut dismantle inefficiency, and the problem of damaging the buffer structure easily, provided a nut separator suitable for ST type buffer, can effectively improve the efficiency that the nut was dismantled, the buffer is impaired when preventing to dismantle, sparingly dismantles the resource that consumes.

The utility model discloses a following technical scheme realizes:

a nut separating device suitable for an ST-type buffer comprises a nut separator, a speed reducing motor and an auxiliary pulley, wherein the nut separator comprises a connecting assembly and a universal shaft wrench, and the universal shaft wrench is used for connecting a target nut and the connecting assembly; the speed reducing motor drives the universal shaft wrench through a connecting component connected between the speed reducing motor and the universal shaft wrench; the auxiliary pulley is connected with the lower end of the speed reducing motor in a sliding mode.

In the scheme, firstly, a hydraulic machine is used for compressing a spring structure on the ST-type buffer to expose a nut and a bolt which need to be removed on the ST-type buffer outside, and then the auxiliary pulley is placed on the hydraulic machine to enable the auxiliary pulley to be over against the nut which needs to be removed;

the nut separator is connected with the speed reducing motor, the universal shaft wrench at one side of the nut separator is matched with a target nut, and the connecting assembly is positioned between the universal shaft wrench and the target nut and used for connecting and fixing the relative positions of the universal shaft wrench and the auxiliary motor, so that the speed reducing motor can drive the connecting assembly and the universal shaft wrench to rotate together to carry the nut to rotate and separate;

the lower end of the speed reducing motor is connected with the auxiliary pulley in a sliding manner, and when the speed reducing motor drives the universal shaft wrench and the target nut to rotate, the speed reducing motor and the nut separator can slide on the auxiliary pulley, so that the nut is more stably moved when being disassembled, and the connecting assembly and the universal shaft wrench are prevented from being inclined;

besides the buffer, the nut separator and the speed reducing motor can be suitable for various bolt and nut separation or tightening conditions, and the nut tightening and the nut disassembly can be respectively carried out by changing the rotation direction of the speed reducing motor.

Further, coupling assembling includes cardan shaft connector and the motor connector through linking up the part connection, cardan shaft connector is used for connecting cardan shaft spanner and linking up the part, the motor connector is used for connecting link up part and gear motor.

Wherein, one side of cardan shaft spanner is equipped with the adaptation the hole of cardan shaft connector size, so that the installation and the dismantlement of cardan shaft spanner, the motor connector with gear motor's rotating part is connected, passes through coupling assembling with the turning force and transmits the universal shaft spanner and target nut on, can also share whole nut separator and hold the circumference power that receives, prevents the quick wearing and tearing of part adapting unit, prolongs the life of nut separator.

Furthermore, a pin for reinforcing is arranged between the connecting part and the cardan shaft connector, so that the connecting stability of the connecting part can be improved.

Furthermore, still be equipped with the extension connecting rod between joining component and the motor connector, the extension connecting rod is used for lengthening the length of whole nut separator, lets the user operate safer during gear motor also makes operating distance longer.

Preferably, the motor connector deviates from one side of gear motor still is equipped with the flange, and this flange that connects can thicken the thickness of motor connector shares at the slip in-process circumference power and the axial force that the motor connector bore.

Furthermore, the auxiliary pulley comprises a bracket and a slideway, wherein the bracket is positioned at the lower ends of the nut separator and the speed reducing motor and comprises a transverse plate and vertical plates positioned on two sides of the transverse plate; the slide way is positioned at the upper end of the transverse plate of the bracket, and a sliding bearing is arranged in the slide way.

In the scheme, the support is an H-shaped support, the slide way and the sliding bearing are limited to move laterally at the upper end of the support, the slide way is a plate-shaped object in two clamping modes, a groove is formed in one side of the slide way, the sliding bearing is located in the groove and plays a sliding role, the abrasion of the support and the speed reducing motor is reduced, and therefore the speed reducing motor and the nut separator can stably slide on the auxiliary pulley.

Preferably, the auxiliary pulley is close to gear motor's one end still is connected with the separator baffle, and this separator baffle upper end is equipped with the adaptation cardan shaft spanner and coupling assembling's recess, and this separator baffle can restrict gear motor roll-off auxiliary pulley, this separator baffle pass through a plurality of bolted connection on the auxiliary pulley, let nut separation process more safe effective.

Furthermore, the support upper end still is equipped with slidable sliding frame, this sliding frame both sides with slide bearing connects, simultaneously this sliding frame pass through the bolt with the lower extreme fixed connection of gear motor or motor connector, it is more convenient when dismantling or maintaining.

Preferably, the slide bearing in the slide still is equipped with the bearing baffle outward, because the required turning force of separation nut is great, and difficult the emergence is rocked, just coaster and sliding frame top can not totally enclosed, in order to prevent that the dust from getting into from the clearance in the slide bearing, influence the sliding effect the position that slide bearing exposes sets up the bearing baffle, both can prevent dust and also can prevent the bearing slope.

Preferably, a motor handle is further arranged on the speed reducing motor, so that a user can manually pull the sliding table mechanism to move, and the nut separator is fixedly connected with the ST-type buffer nut.

Preferably, the nut separator further comprises an enlarged wrench, the enlarged wrench replaces the universal shaft wrench to be connected with the connecting assembly, and the enlarged wrench can adapt to the condition that a target nut and a target bolt are damaged or clamped.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the speed reduction motor provides separation power, so that resources are saved, the speed reduction rotation of the speed reduction motor can adapt to the rotation process of the nut, and the provided force is more stable;

2. the auxiliary pulley and the nut separator can prevent inclination and deviation in the nut separation process due to the one-dimensional sliding direction, and other structures of the buffer can be effectively prevented from being damaged in the separation process;

3. the nut separator has certain length, and gear motor operating position and cardan shaft spanner have safe distance, and operation and use process are safe.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a detailed structure division diagram of the present invention;

fig. 2 is a schematic connection diagram of the whole of the present invention;

FIG. 3 is a side sectional view of the overall structure of the present invention;

FIG. 4 is a detailed structural view of the connecting rod of the present invention;

FIG. 5 is a detailed structural view of the middle joint flange of the present invention;

FIG. 6 is a detailed structural view of the slide of the present invention;

FIG. 7 is a detailed structure diagram of the middle handle of the present invention;

FIG. 8 is a detailed structural view of the middle and large sized wrench of the present invention;

reference numbers and corresponding part names in the drawings:

1-a nut splitter; 11-cardan shaft wrench; 12-a connecting assembly; 121-a pin; 122-cardan shaft connection; 123-an engagement member; 124-lengthening connecting rods; 125-a joint flange; 126-motor connector; 13-enlarged spanner; 2-a reduction motor; 21-handle; 3-auxiliary pulley; 31-a scaffold; 32-a slide; 33-a plain bearing; 34-bearing shield; 35-separator baffle; 36-sliding carriage.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.

Throughout the specification, reference to "one embodiment," "an embodiment," "one example" or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or examples are included in at least one embodiment of the invention. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In the description of the present invention, the terms "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the present invention.

Examples

A nut separating device suitable for an ST-type buffer is a wrench mechanism which is arranged on a hydraulic press and used for disassembling a target nut on the buffer, and comprises a nut separator 1, a speed reducing motor 2, an auxiliary pulley 3 and the nut separator 1, wherein the nut separator 1 comprises a connecting assembly 12 and a universal shaft wrench 11, and the universal shaft wrench 11 is used for connecting the target nut and the connecting assembly 12; a reduction motor 2, the reduction motor 2 driving the universal shaft wrench 11 through a connection assembly 12 connected between the reduction motor 2 and the universal shaft wrench 11; and the auxiliary pulley 3 is connected with the lower end of the speed reducing motor 2 in a sliding manner.

As shown in fig. 1, the universal shaft wrench 11 is located at the leftmost side of the nut separating device in the drawing and is connected to a target nut, a connecting assembly 12 is arranged at the right side of the universal shaft wrench 11, and the right side of the connecting assembly 12 is connected to the gear motor 2; when the speed reducing motor 2 drives the connecting component 12, the universal shaft wrench 11 and the nut to rotate together, horizontal movement can also be generated, in order to ensure that the nut separating device does not generate lateral inclination in horizontal sliding, an auxiliary pulley 3 is further arranged at the lower end of the speed reducing motor 2, and the auxiliary pulley 3 is fixedly arranged at the upper end of the hydraulic press and is abutted with the outer wall of the buffer.

In one or more embodiments, coupling assembling 12 includes cardan shaft connector 122 and motor connector 126 through linking part 123 connection, cardan shaft connector 122 is used for connecting cardan shaft spanner 11 and linking part 123, motor connector 126 is used for connecting link part 123 and gear motor 2, as shown in fig. 1, linking part 123 generally connects cardan shaft connector 122 with between the motor connector 126, can share the circumference power that whole nut separator 1 born and receive, prevent partial connecting part rapid wear. The motor connector 126 and the universal shaft connector 122 are respectively adapted to the shape of the universal shaft wrench 11 and the shape of the speed reducing motor 2, so that the connection and the disassembly are convenient, because in some embodiments, the target nut and the bolt can be damaged or clamped, the rotating force required for separating the nut is large at the moment, the damaged nut can slide or displace inside the universal shaft wrench 11, and the universal shaft wrench 11 needs to be replaced by the enlarged wrench 13. If the cardan shaft coupling 122 and the motor coupling 126 are fixed together, the oscillation generated by the cardan shaft wrench 11 will affect the reduction motor 2 entirely through the coupling assembly 12, while in these embodiments the cardan shaft coupling 122 can be removed quickly to allow for the fastest replacement of the enlarged wrench 13.

In one or more embodiments, after the nut splitter 1 is used for a long time and with high strength, the engagement part 123 and the universal shaft connector 122 are easily worn and loosened, so that the whole nut splitter is shaken or inclined, therefore, in order to prevent shaking and inclination caused by unstable connection, a pin 121 for reinforcement is arranged between the engagement part 123 and the universal shaft connector 122, the pin 121 is inserted into a hole at the connection position of the engagement part 123 and the universal shaft connector 122, relative displacement is prevented, the service life of the nut splitter is prolonged, the pin 121 can be removed immediately after the separation is completed, and the universal shaft wrench 11 and the target nut can be removed together.

In one or more embodiments, an extension connecting rod 124 is further disposed between the engaging member 123 and the motor connector 126, and the extension connecting rod 124 is used for extending the length of the whole nut separator 1, so that the user can operate the reduction motor 2 more safely and the operating distance is longer.

In one or more embodiments, motor connector 126 deviates from one side of gear motor 2 still is equipped with and connects flange 125, as shown in fig. 5, connect through a plurality of bolted connection around this joint on motor connector 126, this connects flange 125 can thicken the thickness of motor connector 126 shares in sliding process circumferential force and axial force that motor connector 126 bore also can with supplementary coaster 3 is consolidated and is connected, increases in the disengaging process the stability of nut separator 1.

In one or more embodiments, the auxiliary block 3 includes a bracket 31 and a slideway 32, as shown in fig. 3, the bracket 31 is located at the lower end of the nut separator 1 and the speed reduction motor 2, and includes a transverse plate and vertical plates located at both sides of the transverse plate; the slide rails 32 are arranged on two sides of the upper end of the transverse plate of the bracket 31, and sliding bearings 33 are arranged in the slide rails 32.

The support 31 is an H-shaped support 31, the slide way 32 and the sliding bearing 33 can be limited to move laterally at the upper end of the support 31, the slide way 32 is two clamped plate-shaped objects, a groove is arranged at one side of the slide way 32, the sliding bearing 33 is positioned in the groove to play a sliding role, abrasion of the support 31 and the speed reducing motor 2 is reduced, and the speed reducing motor 2 and the nut separator 1 can stably slide on the auxiliary pulley 3.

In one or more embodiments, a separator baffle 35 is further connected to one end of the auxiliary pulley 3 close to the reduction motor 2, a groove adapted to the cardan shaft wrench 11 and the connecting assembly 12 is formed in the upper end of the separator baffle 35, the reduction motor 2 can be limited by the separator baffle 35 to slide out of the auxiliary pulley 3, and the separator baffle 35 is connected to the auxiliary pulley 3 through a plurality of bolts, so that the nut separation process is safer and more effective.

In one or more embodiments, the upper end of the support 31 is further provided with a slidable sliding frame 36, two sides of the sliding frame 36 are connected with the sliding bearings 33, and the sliding frame 36 is fixedly connected with the lower end of the speed reduction motor 2 or the motor connector 126 through bolts, so that the dismounting or the maintenance is more convenient, and the sliding frame 36 and the support 31 can clamp the sliding bearings 33, thereby achieving the proper protection and protection effects.

In one or more embodiments, a bearing baffle 34 is further provided outside the sliding bearing 33 in the slideway 32, and because the rotating force required by the separation nut is large, the sliding bearing is difficult to avoid shaking, and the upper part of the pulley and the sliding frame 36 cannot be completely closed, and in order to prevent dust from entering the sliding bearing 33 from gaps and affecting the sliding effect, the bearing baffle 34 is further provided between the sliding bearing 33 and the sliding frame 36.

In one or more embodiments, as shown in fig. 7, a motor handle 21 is further provided on the gear motor 2, the weight of the gear motor 2 and the nut separator 1 is heavy, and the motor handle 21 is convenient for an operator to manually pull the auxiliary pulley 3 and the nut separator 1 to slide left and right during operation, so that the universal shaft wrench 11 is fixedly connected with the ST-type buffer nut. When the speed reduction motor 2 drives the nut separator 1 to rotate, the motor handle 21 is pulled by hands, and the connection state of the nut separator 1 and the nut is kept, so that the purpose of disassembling the nut of the ST-type buffer is achieved.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. A nut separator adapted for use with an ST-type draft gear comprising:

a nut splitter (1), the nut splitter (1) comprising a connection assembly (12) and a cardan shaft wrench (11), the cardan shaft wrench (11) being used to connect a target nut with the connection assembly (12);

the speed reducing motor (2), the speed reducing motor (2) drives the universal shaft wrench (11) through a connecting component (12) connected between the speed reducing motor (2) and the universal shaft wrench (11);

and the auxiliary pulley (3) is connected with the lower end of the speed reducing motor (2) in a sliding manner.

2. Nut separating device suitable for an ST-type buffer according to claim 1, characterized in that the connecting assembly (12) comprises a cardan shaft connection (122) and a motor connection (126) connected by means of a coupling part (123), the cardan shaft connection (122) being used for connecting the cardan shaft wrench (11) and the coupling part (123), the motor connection (126) being used for connecting the coupling part (123) and the reduction motor (2).

3. Nut splitter device suitable for an ST-type buffer, in accordance with claim 2, characterized in that a pin (121) for reinforcement is further provided between the engagement part (123) and the cardan shaft connection (122).

4. Nut splitter device, in accordance with claim 2, characterized in that an elongated connecting rod (124) is provided between the engagement part (123) and the motor connection head (126).

5. Nut splitter device suitable for an ST-type buffer, in accordance with claim 2, characterized in that a joint flange (125) is further provided between the motor connection head (126) and the engagement part (123).

6. Nut splitting device suitable for an ST-type buffer according to claim 1, characterized in that said auxiliary trolley (3) comprises:

the bracket (31) is positioned at the lower ends of the nut separator (1) and the speed reducing motor (2), and comprises a transverse plate and vertical plates positioned on two sides of the transverse plate;

the slide rails (32) are arranged on two sides of the upper end of the transverse plate of the support (31), and sliding bearings (33) are arranged in the slide rails (32).

7. Nut separating device suitable for an ST-type buffer according to claim 6, characterized in that a separator baffle (35) is further connected to the auxiliary trolley (3) at the end close to the gear motor (2), and the upper end of the separator baffle (35) is provided with a groove adapted to the cardan shaft wrench (11) and the connecting assembly (12).

8. Nut splitter device, suitable for an ST-type buffer, according to claim 6, characterized in that the bracket (31) is also provided at its upper end with a slidable carriage (36), which carriage (36) is connected on both sides to the sliding bearing (33).

9. Nut splitter device suitable for an ST-type buffer according to claim 8, characterized in that a bearing stop (34) is further provided between the slide bearing (33) and the slide carriage (36).

10. Nut separator device suitable for use in an ST-type buffer according to claim 1, characterized in that the nut separator (1) further comprises an oversized wrench (13), which oversized wrench (13) replaces the cardan shaft wrench (11) in connection with the connection assembly (12).

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