CN213856615U

CN213856615U - Punching die for producing UIC54 steel rail joint clamping plate

Info

Publication number: CN213856615U
Application number: CN202022869660.7U
Authority: CN
Inventors: 郭中怀; 陈贵
Original assignee: Anyang Railway Equipment Co ltd
Current assignee: Anyang Railway Equipment Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-08-03
Anticipated expiration: 2030-12-04

Abstract

The utility model relates to the technical field of punching dies, in particular to a punching die for producing UIC54 steel rail joint clamping plates, which comprises a base, a lower die, an upper die and a punching head, wherein the lower die is fixed on a base, a waste material through groove is arranged on the base, a jacking cylinder is fixed in the side wall of the waste material through groove, the jacking cylinder penetrates through the lower die and is fixedly provided with a jacking plate in the lower die, the jacking plate and the lower die are provided with an upper through hole and a lower through hole which are communicated with the waste material through groove and correspond to the stamping head, the lateral wall swing joint in lower mould groove has a plurality of guiding mechanism that reduce friction, the punching press head runs through the mould and has the locating piece at last mould inslot sliding connection, the utility model discloses the splint of being convenient for take out fast after punching a hole, and the position of punching a hole is unified, has extensive application prospect in cut-out press technical field.

Description

Punching die for producing UIC54 steel rail joint clamping plate

Technical Field

The utility model belongs to the technical field of the cut-out press technique and specifically relates to a cut-out press for producing UIC54 rail joint splint.

Background

At present, steel rail joint clamping plates and bolts are mostly used for butt joint in the connection of railway steel rails, and the joint structure is simple and convenient to assemble and disassemble. Current rail joint splint use hot stamping to punch a hole usually, at first with the splint heating, then punch a hole in the cut-out press, can realize punching a hole fast like this, can not make splint produce great deformation simultaneously, but among the prior art, the splint after will heating again punch a hole the back, easily cause the difficult problem of taking out from the mould of splint, and among the prior art the punching press head mostly only has one, can not punch a plurality of punching a hole simultaneously, very big influence work efficiency, consequently need a device of solution above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The invention discloses a punching die for producing a UIC54 steel rail joint clamping plate, which aims to solve the problems that in the prior art, after the heated clamping plate is punched, the clamping plate is not easy to take out of a die, and in addition, in the prior art, only one punching head is arranged, a plurality of punched holes cannot be punched simultaneously, and the working efficiency is greatly influenced.

The technical scheme of the utility model be, including base, bed die, last mould and punching press head, wherein, the bed die is fixed on the base, it leads to the groove to have seted up the waste material on the base, the mounting groove has been seted up on the lateral wall that the waste material led to the groove, the mounting groove internal fixation has the jacking cylinder, the bed die groove has been seted up on the bed die, the jacking cylinder runs through the bed die and extends to the bed die inslot, the jacking cylinder is fixed with the jacking board at the bed die inslot, set up intercommunication waste material on jacking board and the bed die and lead to the groove and with the first corresponding last through-hole of punching press and lower through-hole, the lateral wall swing joint in bed die groove has the moving mechanism that reduces friction, the last mould groove has been seted up on the last mould, the punching press head runs through the mould and extends to the last mould inslot, the punching press head has the locating piece at last mould inslot sliding connection.

Preferably, the punch head is on the same vertical plane as the upper and lower through holes.

Preferably, the movable mechanism comprises a telescopic spring and a telescopic ball, a plurality of telescopic grooves are formed in two side walls of the lower die groove, one end of the telescopic spring is fixed at the inner bottom of the telescopic groove, the other end of the telescopic spring is fixedly connected with the telescopic ball in the telescopic groove, and the telescopic ball partially protrudes out of the telescopic groove.

Preferably, the positioning block is of a U-shaped long strip structure, the opening of the positioning block is close to the lower die groove, and the width of the positioning block is smaller than or equal to that of the lower die groove.

Preferably, the jacking cylinder is arranged in a staggered manner with the upper through hole and the lower through hole.

Preferably, the stamping head is fixed with a limiting plate in the upper die groove, the positioning block is fixedly connected with the limiting plate through a return spring, and the return spring is sleeved outside the stamping head.

Adopt the technical scheme of the utility model can reach following beneficial effect: (1) the stamped clamping plate is conveniently jacked up through the jacking cylinder and the jacking plate, so that the clamping plate can be conveniently taken out of the lower die groove; (2) the friction force between the side end face of the clamping plate and the lower die groove is conveniently reduced through the movable mechanism, so that the clamping plate is conveniently taken out of the lower die groove; (3) the positioning block and the return spring are used for conveniently positioning the punching head, so that the punching head is prevented from being vertically staggered with the upper through hole and the lower through hole to influence the punching effect; the technical scheme of the utility model has extensive application prospect in cut-out press technical field.

Drawings

Figure 1 is a side view of the punch die of the present invention for producing UIC54 rail splice clips.

Figure 2 is a front view of the punch die of the present invention for producing UIC54 rail splice clips.

The device comprises a base 1, a base 2, a lower die 3, a waste through groove 4, a placing groove 5, a jacking cylinder 6, a lower die groove 7, a jacking plate 8, an upper through hole 9, a lower through hole 10, a telescopic groove 11, a telescopic ball 12, a telescopic spring 13, an upper die 14, a stamping head 15, a reset spring 16, a positioning block 17, a limiting plate 18 and an upper die groove.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention, and in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, and are only for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as limiting the present invention.

Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance throughout the present disclosure, it being understood that unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and can be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The punching die for producing the UIC54 steel rail joint clamping plate comprises a base 1, a lower die 2, an upper die 13 and a punching head 14, wherein the lower die 2 is detachably connected to the base 1 through bolt fixing, so that the lower die 2 can be supported through the base 1, and the clamping plate can be punched conveniently. The waste material through groove 3 has been seted up on base 1, is convenient for discharge the waste material that punching press splint produced to waste material through groove 3, and then leads to groove 3 through the waste material and discharges outside base 1. The mounting groove 4 has been seted up on the lateral wall that the groove 3 was led to the waste material, can dismantle through the bolt fastening in the mounting groove 4 and be connected with jacking cylinder 5, is convenient for place fixed jacking cylinder 5 through mounting groove 4, avoids jacking cylinder 5 to produce the influence to the waste discharge that the punching press produced. The lower die groove 6 has been seted up on the lower die 2, and jacking cylinder 5 runs through the lower die 2 and extends to in the lower die groove 6, and jacking cylinder 5 can dismantle through bolt fastening and be connected with jacking plate 7 in lower die groove 6, is convenient for make jacking plate 7 reciprocate in lower die groove 6 through the flexible of jacking cylinder 5, and then is convenient for ejecting the splint after the punching press from lower die groove 6, and then realizes taking out fast of splint. Set up intercommunication waste material and lead to groove 3 and with the corresponding last through-hole 8 of punching press head 14 and through-hole 9 down on jacking board 7 and the bed die 2, and punching press head 14 and last through-hole 8 and through-hole 9 down are on same vertical plane, are convenient for discharge the waste material that the splint produced of punching press through last through-hole 8 and through-hole 9 down, avoid influencing punching a hole next time. Jacking cylinder 5 and last through-hole 8 and lower through-hole 9 dislocation set for jacking cylinder 5 and last through-hole 8 and lower through-hole 9 do not influence each other, avoid the waste material that the punching press produced to be discharged into in the logical groove 3 of waste material smoothly. The side wall of the lower die groove 6 is movably connected with a movable mechanism for reducing friction, so that the friction between the clamping plate and the side wall of the lower die groove 6 is conveniently reduced through the movable mechanism, and the pressing plate is conveniently taken out from the lower die groove 6. An upper die groove 18 is formed in the upper die 13, the stamping head 14 penetrates through the upper die 13 and extends into the upper die groove 18, the stamping head 14 can extend between the upper die groove 18 and the lower die groove 6 conveniently, and then the clamping plate in the lower die groove 6 is punched. The stamping head 14 is connected with a positioning block 16 in the upper die groove 18 in a sliding mode, so that the stamping head 14 can be conveniently positioned through the positioning block 16, the stamping head 14 is guaranteed not to deviate from the upper through hole 8 and the lower through hole 9, and punching quality is guaranteed. The positioning block 16 is a U-shaped long strip-shaped structure with an opening close to the lower die groove 6, and the width of the positioning block 16 is smaller than or equal to that of the lower die groove 6, so that the positioning block 16 can move into the lower die groove 6 conveniently, and the stamping head 14 is better guided and positioned. The stamping head 14 is welded in the upper die groove 18 or is detachably connected with a limiting plate 17 through bolt fixing, so that the stamping head 14 is limited through the limiting plate 17, and the stamping head 14 is prevented from being separated from the upper die 13. The positioning block 16 is welded with the limiting plate 17 through the return spring 15 or detachably connected with the limiting plate 17 through bolt fixation, the return spring 15 is sleeved outside the stamping head 14, the return spring 15 is convenient to provide return elastic force for the stamping head 14 and the positioning block 16, the limiting plate 17, the stamping head 14 and the positioning block 16 are limited simultaneously, and damage to the lower die 2 caused by excessive stamping of the positioning block 16 and the stamping head 14 is avoided.

A cut-out press for producing UIC54 rail joint splint as shown in fig. 1-2, the moving mechanism includes expanding spring 12 and expansion ball 11, set up a plurality of flexible grooves 10 on the both sides wall of bed die groove 6, the interior bottom at flexible groove 10 can be dismantled in the one end welding of expanding spring 12 or through bolt fastening, the other end can be dismantled with expansion ball 11 welding or through bolt fastening in flexible groove 10 and be connected, and the expansion ball 11 part of expansion ball projects flexible groove 10, be convenient for contact through splint and the expansion ball 11 of projecting flexible groove 10, reduce the area of contact between the splint lateral wall and the lateral wall of bed die groove 6, and then reduce frictional force, and then it is ejecting from bed die groove 6 to be convenient for splint, realize taking out fast of splint.

When the device is used, the lower die 2 is separated from the upper die 13, the jacking plate 7 is driven by the jacking cylinder 5 to be positioned at the lowest end of the lower die groove 6, then the heated clamping plate is placed in the lower die groove 6, at the moment, the side wall of the clamping plate is abutted against the telescopic ball 11, then the hydraulic cylinder is utilized to push the stamping head 14 to move towards the direction close to the lower die 2, the stamping head 14 drives the limiting plate 17, the limiting plate 17 drives the reset spring 15 and the positioning block 16 to move towards the direction close to the lower die 2 until the positioning block 16 is abutted against the clamping plate in the lower die groove 6, the upper die 13 is abutted against the lower die 2, then, the stamping head 14 moves downwards when continuing, the limiting plate 17 pushes the spring to contract, the positioning block 16 is abutted against the clamping plate tightly, the clamping plate moves downwards along the lower die groove 6, the side wall of the clamping plate extrudes the telescopic ball 11, the telescopic ball 11 extrudes the telescopic spring 12 to enable the telescopic spring 12 to contract, until the telescopic ball 11 is completely contracted into the telescopic groove 10, continuously moving the punching head 14 downwards until the clamping plate is abutted against the jacking plate 7, then punching the clamping plate by the punching head 14 until waste generated after punching is discharged into the waste through groove 3 along the upper through hole 8 and the lower through hole 9, and thus, finishing the punching operation of the clamping plate; after the punching operation is completed, firstly, the direction that the lower die 2 is kept away from the punching head 14 through the hydraulic cylinder is moved, the punching head 14 drives the limiting plate 17 to move upwards, the reset spring 15 recovers, until the limiting plate is separated from the thickness of the clamping plate and is kept away from the clamping plate, the punching head 14 continues to move upwards until the limiting plate 17 is contacted with the upper die 13, and the upper die 13 is driven to move upwards to a certain height, then, the jacking cylinder 5 is started, the jacking cylinder 5 extends, the jacking plate 7 and the clamping plate are driven to move upwards to be separated from the lower die groove 6 until the clamping plate is completely separated from the lower die groove 6, and finally, the clamping plate is moved to other places to complete the taking-out of the clamping plate.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A punching die for producing UIC54 steel rail joint splint, including base (1), bed die (2), cope match-plate pattern (13) and punching press head (14), its characterized in that, bed die (2) are fixed on base (1), seted up waste material through groove (3) on base (1), seted up mounting groove (4) on the lateral wall that waste material through groove (3), mounting groove (4) internal fixation has jacking cylinder (5), seted up lower mould groove (6) on bed die (2), jacking cylinder (5) run through bed die (2) and extend to in bed die groove (6), jacking cylinder (5) are fixed with jacking board (7) in bed die groove (6), set up intercommunication waste material through groove (3) and upper through-hole (8) and lower through-hole (9) corresponding to punching press head (14) on jacking board (7) and bed die (2), the side wall of the lower die groove (6) is movably connected with a movable mechanism for reducing friction, an upper die groove (18) is formed in the upper die (13), the stamping head (14) penetrates through the upper die (13) and extends into the upper die groove (18), and the stamping head (14) is connected with a positioning block (16) in the upper die groove (18) in a sliding mode.

2. A punching die for producing UIC54 rail splice trays as claimed in claim 1, wherein the punch head (14) is in the same vertical plane as the upper (8) and lower (9) through holes.

3. The punching die for producing a UIC54 rail joint clamp plate according to claim 1, wherein the movable mechanism comprises a telescopic spring (12) and a telescopic ball (11), a plurality of telescopic grooves (10) are formed on two side walls of the lower die groove (6), one end of the telescopic spring (12) is fixed at the inner bottom of the telescopic groove (10), the other end of the telescopic spring is fixedly connected with the telescopic ball (11) in the telescopic groove (10), and the telescopic ball (11) partially protrudes out of the telescopic groove (10).

4. The punch die for producing UIC54 rail clip according to claim 1, wherein the locating block (16) is a U-shaped strip, the opening of the locating block (16) is adjacent to the lower die groove (6), and the width of the locating block (16) is less than or equal to the width of the lower die groove (6).

5. A punching die for producing UIC54 rail clip according to claim 1, wherein the jacking cylinder (5) is offset from the upper (8) and lower (9) through holes.

6. The punching die for producing a UIC54 rail joint clip according to claim 1, wherein the punch head (14) has a stopper plate (17) fixed in the upper die groove (18), the stopper plate (16) is fixedly connected with the stopper plate (17) through a return spring (15), and the return spring (15) is sleeved outside the punch head (14).