CN217223466U - Crank forges extrusion frock - Google Patents

Abstract

The utility model discloses a crank forges extrusion frock, which comprises a supporting table, open top one side of brace table has the mounting groove, and the inner wall fixedly connected with workstation of mounting groove, and the top of workstation has been placed and has been put the thing circle, and the welding of circumference outer wall one side of putting the thing circle has the U type to push away the frame, and the intermediate position that the U type pushed away the frame is provided with reciprocating mechanism, the top intermediate position of brace table is opened there is the unloading hole, and the position in unloading hole is corresponding with the position of putting the thing circle, the top one end of brace table is provided with extrusion mechanism. The utility model discloses be convenient for extrude forging to the crank and handle, form the forged extrusion frock of crank, adjust the U type and push away the position of frame on the threaded rod for put thing circle and crank and remove unloading hole department, make the crank after the forging extrusion directly fall into the unloading frame through the unloading hole on, make the crank have better ejection of compact effect when extrusion in the mould.

Description

Crank forges extrusion frock

Technical Field

The utility model relates to a crank technical field especially relates to a crank forges extrusion frock.

Background

The crank is a bicycle accessory and a loose crank often makes a click. When the crank problem is detected, the crank is firstly rotated to the horizontal position, the cranks at the two sides are pressed downwards by force, then the crank is rotated for 180 degrees, and the same action is repeated. If the crank will shake, the crank fixing bolt should be fastened. The cranks of new bicycles are subjected to such checks frequently.

In current crank production technology, at first heat the process temperature to the bar, then the mound blank is cylindricly, recycles mould one shot forming, and the product after the mould shaping carries out finishing and side cut again later, carries out heat treatment at last, does not have better ejection of compact effect when extrudeing in the mould, consequently, needs a urgent need to design a crank and forges extrusion frock and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a crank forging extrusion tool.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a crank forges extrusion frock, includes a supporting bench, open one side of the top of brace table has the mounting groove, and the inner wall fixedly connected with workstation of mounting groove, and the top of workstation has been placed and has been put the thing circle, and the welding of circumference outer wall one side of putting the thing circle has the U type to push away the frame, and the intermediate position that the U type pushed away the frame is provided with reciprocating mechanism, open the top intermediate position of brace table has the unloading hole, and the position in unloading hole is corresponding with the position of putting the thing circle, brace table's top one end is provided with extrusion mechanism.

Preferably, the reciprocating mechanism comprises a threaded hole formed in the middle of the U-shaped pushing frame, a threaded rod is connected to the inner wall of the threaded hole in a threaded mode, an organic groove is formed in the other side of the top of the supporting table, a forward and reverse rotating motor is fixedly connected to the inner wall of the organic groove, and an output shaft of the forward and reverse rotating motor is fixedly connected with one end of the threaded rod.

Preferably, a first guide groove is formed in one side of the top of the supporting table, an L-shaped guide frame inserted in the first guide groove is welded to the outer wall of one side of the U-shaped pushing frame, supporting frames are welded to two sides of the bottom of the supporting table, and a blanking frame is fixedly connected between the middle position of one of the supporting frames and one side of the middle position of the bottom of the supporting table.

Preferably, the extrusion mechanism includes the roof-rack of welding in brace table top one end, and one side inner wall top fixedly connected with of roof-rack rotates the motor, rotates the output shaft fixedly connected with carousel of motor, and there is the swinging arms one side of carousel through the round pin hub connection, and there is the lifter bottom of swinging arms through the round pin hub connection, and the bottom fixedly connected with extrusion seat of lifter, extrusion seat are in putting directly over the thing circle.

Preferably, a second guide groove is formed in the other side of the top frame, and a Z-shaped guide frame inserted in the second guide groove is welded to the top of one side of the lifting rod.

Preferably, arc-shaped limiting blocks are welded on two sides of the top, close to the blanking hole, of the supporting table and two sides of the top of the workbench, and the bottom of the workbench and the bottom of the supporting frame are located on the same horizontal plane.

Preferably, two all the welding has L type chassis between the inner wall both sides of support frame, and the equal fixedly connected with pneumatic cylinder in top both sides of L type chassis, the equal fixedly connected with universal wheel of piston end of pneumatic cylinder.

The utility model has the advantages that:

1. through the brace table that sets up, the workstation, put thing circle and extrusion mechanism, when forging the extrusion to the crank, place the crank in putting the thing circle, utilize the rotation motor in the extrusion mechanism to drive carousel and swinging arms and rotate, adjust the height of lifter and extrusion seat, make Z type guide frame remove in the second guide way, make the extrusion seat enter into and put the thing circle in, support through the workstation, be convenient for extrude forging the processing to the crank, form the forged extrusion frock of crank.

2. Through putting the thing circle, the unloading hole, unloading frame and reciprocating mechanism that sets up, after extrusion forging accomplishes, utilize the positive reverse motor in the reciprocating mechanism to drive the threaded rod and rotate, adjust the U type and push away the position of putting the frame on the threaded rod, make L type guide frame remove in first guide way, make and put thing circle and crank and remove unloading hole department, make the crank after forging the extrusion directly fall into the unloading frame through the unloading hole on, make the crank have better ejection of compact effect when extrusion in the mould.

Drawings

Fig. 1 is a schematic view of the overall structure of a crank forging and extruding tool provided by the present invention;

fig. 2 is a schematic structural view of a hydraulic cylinder and a universal wheel of the crank forging and extruding tool provided by the utility model;

fig. 3 is a schematic structural view of a first guide groove and a mounting groove of the crank forging and extruding tool provided by the utility model;

fig. 4 is the utility model provides a rocking beam and lifter structure sketch map of crank forging extrusion frock.

In the figure: 1. a support table; 2. a positive and negative rotation motor; 3. a threaded rod; 4. a U-shaped pushing frame; 5. a blanking hole; 6. a work table; 7. a top frame; 8. rotating the motor; 9. a storage ring; 10. an L-shaped chassis; 11. a support frame; 12. a blanking frame; 13. a machine groove; 14. a hydraulic cylinder; 15. a universal wheel; 16. a first guide groove; 17. an arc-shaped limiting block; 18. mounting grooves; 19. a turntable; 20. a swing lever; 21. a pressing base; 22. a lifting rod; 23. a Z-shaped guide frame; 24. a second guide groove.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-4, a crank forging extrusion tooling comprises a supporting table 1, wherein a mounting groove 18 is formed in one side of the top of the supporting table 1, the inner wall of the mounting groove 18 is connected with a workbench 6 through a bolt, a storage ring 9 is placed at the top of the workbench 6, a U-shaped pushing frame 4 is welded on one side of the outer wall of the circumference of the storage ring 9, a reciprocating mechanism is arranged at the middle position of the U-shaped pushing frame 4, a blanking hole 5 is formed in the middle position of the top of the supporting table 1, the position of the blanking hole 5 corresponds to the position of the storage ring 9, and an extrusion mechanism is arranged at one end of the top of the supporting table 1.

Further, reciprocating mechanism is including seting up the screw hole in U type pushing away 4 intermediate positions, and the inner wall threaded connection of screw hole has threaded rod 3, and organic groove 13 is opened to the top opposite side of brace table 1, and the inner wall of groove 13 has just reversing motor 2 through bolted connection, and bolted connection is passed through with the one end of threaded rod 3 to the output shaft of just reversing motor 2.

Furthermore, open one side at the top of brace table 1 has first guide way 16, and the U type pushes away the L type guide frame that has the grafting in first guide way 16 of the outer wall welding of one side of frame 4, and the bottom both sides of brace table 1 all have welded support frame 11, and there is unloading frame 12 through bolted connection between the intermediate position of one of them support frame 11 and the bottom intermediate position one side of brace table 1.

Further, extrusion mechanism is including welding the roof-rack 7 in 1 top one end of brace table, and there is rotation motor 8 one side inner wall top of roof-rack 7 through bolted connection, and there is carousel 19 through bolted connection to the output shaft of rotating motor 8, and there is swinging arms 20 through round pin hub connection in one side of carousel 19, and there is lifter 22 bottom through round pin hub connection in swinging arms 20, and there is extrusion seat 21 bottom through bolted connection in lifter 22, and extrusion seat 21 is located and puts thing ring 9 directly over.

Furthermore, a second guide groove 24 is formed in the other side of the top frame 7, and a Z-shaped guide frame 23 inserted into the second guide groove 24 is welded to the top of one side of the lifting rod 22.

Further, arc-shaped limiting blocks 17 are welded on two sides of the top of the support table 1 close to the blanking hole 5 and two sides of the top of the workbench 6, and the bottom of the workbench 6 and the bottom of the support frame 11 are located on the same horizontal plane.

The working principle is as follows: when forging and extruding the crank, the crank is placed in the object placing ring 9, the rotating motor 8 in the extruding mechanism is utilized to drive the rotating disc 19 and the swinging rod 20 to rotate, the heights of the lifting rod 22 and the extruding seat 21 are adjusted, so that the Z-shaped guide frame 23 moves in the second guide groove 24, the extrusion seat 21 enters the placing ring 9, is supported by the workbench 6, is convenient for extrusion forging treatment of the crank, forms an extrusion tool for crank forging, after the extrusion forging is finished, the positive and negative rotating motor 2 in the reciprocating mechanism is utilized to drive the threaded rod 3 to rotate, the position of the U-shaped push frame 4 on the threaded rod 3 is adjusted, so that the L-shaped guide frame moves in the first guide groove 16, the object placing ring 9 and the crank move to the blanking hole 5, so that the crank after forging and extrusion directly falls into the blanking frame 12 through the blanking hole 5, and the crank has better discharging effect when being extruded and formed in a die.

Example 2

Referring to fig. 1 and 2, in the present embodiment, compared with embodiment 1, an L-shaped bottom frame 10 is welded between two inner wall sides of two support frames 11, hydraulic cylinders 14 are connected to two top sides of the L-shaped bottom frame 10 through bolts, and universal wheels 15 are connected to piston ends of the hydraulic cylinders 14 through bolts.

The working principle is as follows: the height of the universal wheel 15 is adjusted through the four hydraulic cylinders 14, so that the support frame 11 and the workbench 6 are separated from the ground, and the whole tool has the effect of being convenient to move.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a crank forges extrusion frock, includes brace table (1), its characterized in that, open top one side of brace table (1) has mounting groove (18), and the inner wall fixedly connected with workstation (6) of mounting groove (18), the top of workstation (6) has been placed and has been put thing circle (9), and the welding of circumference outer wall one side of putting thing circle (9) has U type to push away frame (4), and the intermediate position of U type pushing away frame (4) is provided with reciprocating mechanism, the top intermediate position of brace table (1) is opened has unloading hole (5), and the position of unloading hole (5) and the position of putting thing circle (9) are corresponding, the top one end of brace table (1) is provided with extrusion mechanism.

2. The crank forging extrusion tooling as claimed in claim 1, wherein the reciprocating mechanism comprises a threaded hole formed in the middle of the U-shaped pushing frame (4), a threaded rod (3) is connected to the inner wall of the threaded hole in a threaded manner, an organic groove (13) is formed in the other side of the top of the supporting table (1), a forward and reverse rotating motor (2) is fixedly connected to the inner wall of the organic groove (13), and an output shaft of the forward and reverse rotating motor (2) is fixedly connected with one end of the threaded rod (3).

3. The crank forging extrusion tooling as claimed in claim 2, wherein a first guide groove (16) is formed in one side of the top of the support table (1), an L-shaped guide frame inserted in the first guide groove (16) is welded to the outer wall of one side of the U-shaped push frame (4), support frames (11) are welded to both sides of the bottom of the support table (1), and a blanking frame (12) is fixedly connected between the middle position of one support frame (11) and one side of the middle position of the bottom of the support table (1).

4. The crank forging extrusion tooling as claimed in claim 3, wherein the extrusion mechanism comprises a top frame (7) welded at one end of the top of the support table (1), a rotating motor (8) is fixedly connected to the top of the inner wall of one side of the top frame (7), a rotating disc (19) is fixedly connected to the output shaft of the rotating motor (8), a swing rod (20) is connected to one side of the rotating disc (19) through a pin shaft, a lifting rod (22) is connected to the bottom of the swing rod (20) through a pin shaft, an extrusion seat (21) is fixedly connected to the bottom of the lifting rod (22), and the extrusion seat (21) is located right above the object placing ring (9).

5. The crank forging extrusion tooling as claimed in claim 4, wherein a second guide groove (24) is formed in the other side of the top frame (7), and a Z-shaped guide frame (23) inserted in the second guide groove (24) is welded to the top of one side of the lifting rod (22).

6. The crank forging extrusion tooling as claimed in claim 5, wherein arc-shaped limiting blocks (17) are welded to both sides of the top of the support table (1) close to the blanking hole (5) and both sides of the top of the workbench (6), and the bottom of the workbench (6) and the bottom of the support frame (11) are located on the same horizontal plane.

7. The crank forging extrusion tooling according to claim 5, wherein an L-shaped underframe (10) is welded between two sides of the inner wall of each of the two support frames (11), two sides of the top of each of the L-shaped underframe (10) are fixedly connected with a hydraulic cylinder (14), and the piston end of each of the hydraulic cylinders (14) is fixedly connected with a universal wheel (15).

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