CN221109506U - U-shaped cold bending die - Google Patents

Abstract

The utility model relates to the field of die devices and discloses a U-shaped cold bending die which comprises a supporting mechanism, wherein the supporting mechanism comprises a base, a lifting mechanism is arranged in the supporting mechanism, the lifting mechanism comprises two vertical moving blocks and a rotary screw rod, a sleeve rod is sleeved on a screw thread of a rod body of the rotary screw rod, a left side mechanism is arranged at one side, far away from the lifting mechanism, of the upper end of the supporting mechanism, the left side mechanism comprises an electric telescopic rod and a U-shaped protruding block, a right side mechanism is arranged at one side, close to the lifting mechanism, of the upper end of the supporting mechanism, and the right side mechanism comprises a U-shaped concave block, a fixing plate and two first gears. According to the utility model, the lifting mechanism and the flat pushing mechanism are arranged in the U-shaped cold bending die, the lifting mechanism can manually lift the die to a certain height, the die is convenient to take and replace, and the flat pushing mechanism can push steel while lifting the die, so that the steel is easier to fall off, and the working efficiency is improved.

Description

U-shaped cold bending die

Technical Field

The utility model relates to the field of die devices, in particular to a U-shaped cold bending die.

Background

The cold bending machine is a machine capable of bending steel under the condition of no heating, is mainly applied to bending of I-steel such as tunnels, subways, hydropower stations, underground caves and the like, U-shaped steel such as channel steel angle steel and U-shaped steel, wherein the cold bending machine special for U-shaped steel cold bending is called as a U-shaped steel cold bending machine, and a U-shaped cold bending die is used in the processing process.

For the current U-shaped cold bending die, the die is directly fixed on a workbench through threads, and in the cold bending processing process, the die is often required to be replaced for many times, so that the difficulty of replacing the die is increased to a certain extent, the working efficiency is reduced, in addition, steel can be clung to the die after being processed, manual separation is required, the processing process is prolonged, and time and labor are wasted.

Therefore, a person skilled in the art provides a U-shaped cold bending die to solve the problems set forth in the background art.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides a U-shaped cold bending die, wherein a lifting mechanism and a pushing mechanism are arranged in the U-shaped cold bending die, the lifting mechanism can manually lift the die to a certain height, the die is convenient to take and replace, and the pushing mechanism can push steel while lifting the die, so that the steel is easier to fall off, and the working efficiency is improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the U-shaped cold bending die comprises a supporting mechanism, wherein the supporting mechanism comprises a base, a lifting mechanism is arranged inside the supporting mechanism, the lifting mechanism comprises two vertical moving blocks and a rotary screw rod, a sleeve rod is sleeved on a screw thread of a rod body of the rotary screw rod, a left side mechanism is arranged at one side, far away from the lifting mechanism, of the upper end of the supporting mechanism, and the left side mechanism comprises an electric telescopic rod and a U-shaped protruding block;

The right side mechanism is arranged at one side, close to the lifting mechanism, of the upper end of the supporting mechanism and comprises a U-shaped concave block, a fixed plate and two first gears, a connecting shaft is fixedly sleeved at the center of each first gear, a first rack is fixedly arranged at one side, close to the vertical plate, of the fixed plate, a flat pushing mechanism is arranged at the front end and the rear end of the right side mechanism, each flat pushing mechanism comprises a horizontal moving block and a second gear, inner cavities are fixedly arranged in the two horizontal moving blocks, and a second rack is fixedly arranged at the inner bottom surface of each inner cavity;

Through the technical scheme, the lifting mechanism is arranged in the die, and the vertical moving block is driven to move upwards by controlling the rotation of the rotary screw rod, so that the U-shaped concave block is pushed to move upwards, and the U-shaped concave block is convenient to replace; be provided with the flat pushing mechanism in this mould, along with the rising of U type concave block for gear takes place to rotate, drives No. two gears and takes place to rotate, and No. two racks and horizontal migration piece are horizontal migration together simultaneously, conveniently take off the U shaped steel that the cold bending is good from the mould.

Further, a vertical plate is fixedly arranged at one side, far away from the lifting mechanism, of the upper end of the base, a supporting block is fixedly arranged at one side, close to the lifting mechanism, of the upper end of the base, a limiting plate is fixedly arranged at one side, close to the lifting mechanism, of the upper end of the supporting block, and vertical moving grooves are vertically formed in two sides, close to the supporting block;

Through the technical scheme, in the use process, the limiting plate has certain resistance to the die, so that the U-shaped concave block is fixed more stably, and the vertical moving groove is convenient for the movement of the vertical moving block.

Further, the lower ends of the two vertical moving blocks are fixedly provided with vertical rods, the upper ends of the rotating screw rods are rotatably sleeved at the upper end of the base, the lower ends of the two vertical rods are fixedly connected to the outer surface of the sleeve rod, and the two vertical moving blocks are respectively and slidably arranged in the two vertical moving grooves;

through the technical scheme, the loop bar moves up and down along the rod body of the rotary screw rod along with the rotation of the rotary screw rod, and the vertical moving block can support the U-shaped concave block to move upwards.

Further, the electric telescopic rod is fixedly sleeved in the vertical plate, one end, far away from the vertical plate, of the electric telescopic rod is sleeved in the U-shaped protruding block, and a clamping groove is formed in one end, far away from the vertical plate, of the electric telescopic rod body;

Through above-mentioned technical scheme, the vertical board is fixed electric telescopic handle on certain height, and electric telescopic handle can control the position removal of U type lug.

Further, two fixing rings are rotatably arranged at one end, close to the vertical plate, of the U-shaped protruding block, fixing blocks are fixedly arranged at the lower ends of the two fixing rings, threaded openings are formed in the two fixing blocks, and the two fixing rings are clamped with the clamping grooves;

through above-mentioned technical scheme, two solid fixed rings can rotate back and forth, and two fixed blocks can be together through the bolt fastening, and gu fixed ring and draw-in groove's joint can prevent that U type lug from removing.

Further, a movable cavity is formed in the U-shaped concave block, the first gears are rotatably arranged in the movable cavity, and one side, far away from the first racks, of the fixed plate is tightly attached to the inner wall of the movable cavity;

Through above-mentioned technical scheme, the operation of activity intracavity structure can drive the flat pushing mechanism and remove, and the fixed plate is mainly used fixed U type concave block's effect.

Further, the two gears are fixedly sleeved at the front end and the rear end of the connecting shaft, the lower end of the fixing plate is fixedly connected to the upper end of the supporting block, and the first rack is in meshed connection with the two gears;

Through above-mentioned technical scheme, the connecting axle is in the same place No. two gears and No. one gear connection, realizes synchronous rotation No. one gear can rotate along with the removal of a rack.

Further, the two horizontal moving blocks are respectively arranged at the front end and the rear end of the U-shaped concave block, the two second gears are respectively rotatably arranged in the two inner cavities, and the two second gears are respectively connected with the two second racks in a meshed manner;

Through the technical scheme, the rotation of the second gear can drive the second rack and the horizontal moving block to move.

The utility model has the following beneficial effects:

1. According to the U-shaped cold bending die provided by the utility model, the lifting mechanism is arranged in the die, in the use process, a user needs to manually control the rotary screw rod to rotate, the loop bar can lift along the rotary screw rod so as to drive the vertical moving block to move, and the vertical moving block can push the U-shaped concave block to move upwards, so that the die can be conveniently replaced, the impact on the device during die placement can be avoided, and the service life of the device is prolonged.

2. According to the U-shaped cold bending die provided by the utility model, the flat pushing mechanism is arranged in the die, when the U-shaped concave block ascends in the use process, the first gear rotates under the action of the first rack, and the two gears synchronously rotate due to the connecting shaft, so that the horizontal moving block pushes steel to fall off under the meshing action, and the steel falling off can be assisted, so that time and labor are saved, the difficulty of taking out the steel by workers is reduced, and the working efficiency is improved.

Drawings

FIG. 1 is an isometric view of the present utility model;

FIG. 2 is a schematic front view of the present utility model;

FIG. 3 is a schematic top view of the present utility model;

FIG. 4 is a schematic front cross-sectional view of the present utility model;

FIG. 5 is a schematic view of the right side mechanism of the present utility model in a top-down section;

Fig. 6 is a schematic front cross-sectional view of the thrust mechanism of the present utility model.

Legend description:

1. A left side mechanism; 101. an electric telescopic rod; 102. a fixed block; 103. a fixing ring; 104. u-shaped protruding blocks; 105. a clamping groove; 2. a right side mechanism; 201. u-shaped concave blocks; 202. a movable cavity; 203. a fixing plate; 204. a first rack; 205. a connecting shaft; 206. a first gear; 3. a lifting mechanism; 301. rotating the screw rod; 302. a vertical moving block; 303. a loop bar; 304. a vertical rod; 4. a support mechanism; 401. a base; 402. a vertical plate; 403. a support block; 404. a limiting plate; 405. a vertical moving groove; 5. a flat pushing mechanism; 501. a horizontal moving block; 502. an inner cavity; 503. a second gear; 504. and a second rack.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, one embodiment provided by the present utility model is: the utility model provides a U type cold bending mould, including supporting mechanism 4, supporting mechanism 4 is located the lower extreme of whole device, be the workstation of cold bending processing, have the effect of fixed mould, supporting mechanism 4 includes base 401, the inside elevating system 3 that is provided with of supporting mechanism 4, elevating system 3 can the manual control mould rise and descend, make things convenient for the change of mould, elevating system 3 includes two vertical movable blocks 302 and rotatory lead screw 301, vertical movable block 302 can reciprocate, be used for supporting the mould reciprocates, the user can control the lift of mould through manual control rotatory lead screw 301, rotatory lead screw 301 shaft screw sleeve is equipped with loop bar 303, loop bar 303 can reciprocate along with the rotation of lead screw, supporting mechanism 4 upper end is kept away from elevating system 3 one side and is provided with left side mechanism 1, left side mechanism 1 includes electric telescopic link 101 and U type lug 104, U type lug 104 is one in the cold bending mould;

The right side mechanism 2 is arranged at one side, close to the lifting mechanism 3, of the upper end of the supporting mechanism 4, the right side mechanism 2 comprises a U-shaped concave block 201, a fixed plate 203 and two first gears 206, the U-shaped concave block 201 is the other one of the cold bending dies, the fixed plate 203 can be used for fixing the dies, racks on the fixed plate 203 can drive the gears to rotate, a connecting shaft 205 is fixedly sleeved at the center of the two first gears 206, the connecting shaft 205 connects the two gears to realize synchronous rotation, the first racks 204 are fixedly arranged at one side, close to the vertical plate 402, of the fixed plate 203, the front end and the rear end of the right side mechanism 2 are respectively provided with a flat pushing mechanism 5, the flat pushing mechanism 5 can move in the horizontal direction to assist falling of steel, the two flat pushing mechanisms 5 respectively comprise a horizontal moving block 501 and a second gear 503, inner cavities 502 are fixedly arranged in the two horizontal moving blocks 501, the inner bottoms of the two inner cavities 502 are fixedly provided with second racks 504, and the second racks 504 can drive the horizontal moving blocks to move due to rotation of the gears 501;

The lifting mechanism 3 is arranged in the die, and the vertical moving block 302 is driven to move upwards by controlling the rotation of the rotary screw rod 301, so that the U-shaped concave block 201 is pushed to move upwards, and the U-shaped concave block 201 is convenient to replace; be provided with the flat push mechanism 5 in this mould, along with the rising of U type concave block 201 for gear 206 takes place to rotate, drives No. two gears 503 and takes place to rotate, and No. two racks 504 and horizontal migration piece 501 are the horizontal migration together simultaneously, conveniently take off the U shaped steel that the cold bending is good from the mould.

A vertical plate 402 is fixedly arranged at one side, far away from the lifting mechanism 3, of the upper end of the base 401, a supporting block 403 is fixedly arranged at one side, close to the lifting mechanism 3, of the upper end of the base 401, a limiting plate 404 is fixedly arranged at one side, close to the lifting mechanism 3, of the upper end of the supporting block 403, vertical moving grooves 405 are vertically formed in the positions, close to two sides, of the supporting block 403, and in the use process, the limiting plate 404 has certain resistance to a die, so that the U-shaped concave block 201 is fixed more stably, and the vertical moving grooves 405 facilitate the movement of the vertical moving blocks 302; the lower ends of the two vertical moving blocks 302 are fixedly provided with vertical rods 304, the upper ends of the rotating screw rods 301 are rotatably sleeved at the upper ends of the bases 401, the lower ends of the two vertical rods 304 are fixedly connected to the outer surfaces of the sleeve rods 303, the two vertical moving blocks 302 are respectively arranged in the two vertical moving grooves 405 in a sliding manner, the sleeve rods 303 move up and down along the rod bodies of the rotating screw rods 301 along with the rotation of the rotating screw rods 301, and the vertical moving blocks 302 can support the U-shaped concave blocks 201 to move upwards; the electric telescopic rod 101 is fixedly sleeved in the vertical plate 402, one end, far away from the vertical plate 402, of the electric telescopic rod 101 is sleeved in the U-shaped protruding block 104, a clamping groove 105 is formed in one end, far away from the vertical plate 402, of the rod body of the electric telescopic rod 101, the electric telescopic rod 101 is fixed on a certain height by the vertical plate 402, and the electric telescopic rod 101 can control the position of the U-shaped protruding block 104 to move; the U-shaped protruding block 104 is provided with two fixing rings 103 in a rotating way near one end of the vertical plate 402, the lower ends of the two fixing rings 103 are fixedly provided with fixing blocks 102, threaded openings are formed in the two fixing blocks 102, the two fixing rings 103 are clamped with the clamping grooves 105, the two fixing rings 103 can rotate forwards and backwards, the two fixing blocks 102 can be fixed together through bolts, and the U-shaped protruding block 104 can be prevented from moving by clamping the fixing rings 103 with the clamping grooves 105; the movable cavity 202 is arranged in the U-shaped concave block 201, the two first gears 206 are rotatably arranged in the movable cavity 202, one side, far away from the first racks 204, of the fixed plate 203 is tightly attached to the inner wall of the movable cavity 202, the operation of the inner structure of the movable cavity 202 can drive the flat pushing mechanism 5 to move, and the fixed plate 203 is mainly used for fixing the U-shaped concave block 201; the two gears 503 are fixedly sleeved at the front end and the rear end of the connecting shaft 205, the lower end of the fixing plate 203 is fixedly connected to the upper end of the supporting block 403, the first rack 204 is in meshed connection with the two first gears 206, the connecting shaft 205 connects the two gears 503 with the first gears 206 together, and the first gears 206 can rotate along with the movement of the first rack 204 in a synchronous rotation mode; two horizontal moving blocks 501 are respectively arranged at the front end and the rear end of the U-shaped concave block 201, two second gears 503 are respectively and rotatably arranged in two inner cavities 502, the two second gears 503 are respectively connected with two second racks 504 in a meshed manner, and the rotation of the second gears 503 can drive the second racks 504 and the horizontal moving blocks 501 to move.

Working principle: when the die is used, the supporting mechanism 4 is a workbench on the cold bending machine, steel is positioned between two modules, the electric telescopic rod 101 can control the U-shaped protruding block 104 to move towards the U-shaped concave block 201 to extrude the steel, after cold bending treatment is finished, the rotary screw rod 301 is rotated to enable the loop rod 303 to move upwards, the vertical moving block 302 also moves upwards along with the loop rod, and further the U-shaped concave block 201 is pushed to move upwards, meanwhile, the first gear 206 is rotated, the second gear 503 is rotated due to the connection of the connecting shaft 205, the horizontal moving block 501 is enabled to move towards the steel under the action of the second rack 504, the steel is conveniently taken down from the die, and in addition, after the steel is taken down, the U-shaped concave block 201 can be replaced, or the rotary screw rod 301 is rotated to continue to be used.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (8)

1. The utility model provides a U type cold bending mould, includes supporting mechanism (4), its characterized in that: the supporting mechanism (4) comprises a base (401), a lifting mechanism (3) is arranged inside the supporting mechanism (4), the lifting mechanism (3) comprises two vertical moving blocks (302) and a rotary screw rod (301), a sleeve rod (303) is sleeved on the rod body of the rotary screw rod (301) in a threaded mode, a left side mechanism (1) is arranged at one side, far away from the lifting mechanism (3), of the upper end of the supporting mechanism (4), and the left side mechanism (1) comprises an electric telescopic rod (101) and a U-shaped protruding block (104);

Supporting mechanism (4) upper end is close to climbing mechanism (3) one side and is provided with right side mechanism (2), right side mechanism (2) are including U type concave block (201), fixed plate (203) and two gear (206), two fixed cover in gear (206) center is equipped with connecting axle (205), fixed plate (203) are close to vertical board (402) one side and are fixedly provided with rack (204), the front and back end of right side mechanism (2) all is provided with flat pushing mechanism (5), two flat pushing mechanism (5) all include horizontal migration piece (501) and No. two gear (503), two the inside all fixed inner chamber (502) that are provided with of horizontal migration piece (501), two the interior bottom surface of inner chamber (502) is all fixedly provided with rack (504).

2. A U-shaped cold-roll die as defined in claim 1, wherein: the lifting mechanism is characterized in that a vertical plate (402) is fixedly arranged at one side, far away from the lifting mechanism (3), of the upper end of the base (401), a supporting block (403) is fixedly arranged at one side, close to the lifting mechanism (3), of the upper end of the supporting block (403), a limiting plate (404) is fixedly arranged at one side, close to the lifting mechanism (3), of the upper end of the supporting block (403), and vertical moving grooves (405) are vertically formed in the positions, close to the two sides, of the supporting block (403).

3. A U-shaped cold-roll die as defined in claim 1, wherein: two vertical movable blocks (302) lower extreme is all fixed be provided with vertical pole (304), rotatory lead screw (301) upper end rotation cover is established in the upper end of base (401), and two the lower extreme of vertical pole (304) is all fixed connection to the surface of loop bar (303), and two vertical movable blocks (302) are sliding respectively and are set up in two vertical movable grooves (405).

4. A U-shaped cold-roll die as defined in claim 1, wherein: the electric telescopic rod (101) is fixedly sleeved in the vertical plate (402), one end of the electric telescopic rod (101) far away from the vertical plate (402) is sleeved in the U-shaped protruding block (104), and a clamping groove (105) is formed in one end of the electric telescopic rod (101) far away from the vertical plate (402).

5. A U-shaped cold-roll die as defined in claim 1, wherein: the U-shaped protruding block (104) is provided with two fixed rings (103) near one end rotation of the vertical plate (402), two fixed blocks (102) are fixedly arranged at the lower ends of the fixed rings (103), threaded openings are formed in the fixed blocks (102), and the fixed rings (103) are connected with the clamping grooves (105) in a clamping mode.

6. A U-shaped cold-roll die as defined in claim 1, wherein: the U-shaped concave block (201) is internally provided with a movable cavity (202), two first gears (206) are rotatably arranged in the movable cavity (202), and one side, far away from the first racks (204), of the fixed plate (203) is tightly attached to the inner wall of the movable cavity (202).

7. A U-shaped cold-roll die as defined in claim 1, wherein: the two gears (503) are fixedly sleeved at the front end and the rear end of the connecting shaft (205), the lower end of the fixing plate (203) is fixedly connected to the upper end of the supporting block (403), and the first rack (204) is in meshed connection with the two first gears (206).

8. A U-shaped cold-roll die as defined in claim 1, wherein: the two horizontal moving blocks (501) are respectively arranged at the front end and the rear end of the U-shaped concave block (201), the two second gears (503) are respectively arranged in the two inner cavities (502) in a rotating mode, and the two second gears (503) are respectively connected with the two second racks (504) in a meshed mode.