CN211680007U

CN211680007U - Hydraulic forming die for hard alloy pre-sintering part

Info

Publication number: CN211680007U
Application number: CN202020078499.9U
Authority: CN
Inventors: 杨贵锋
Original assignee: Kunshan Shengyufeng New Material Technology Co Ltd
Current assignee: Kunshan Shengyufeng New Material Technology Co Ltd
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-10-16
Anticipated expiration: 2030-01-15

Abstract

The utility model discloses a hydraulic forming die for a hard alloy pre-burning piece, which comprises a lower die plate and a hydraulic cylinder, the convenient die taking device of the utility model consists of a die taking frame, a grabbing handle and a hinge, the die taking frame is placed on a die box and is connected with the die box through the hinge, the hard alloy pre-burning piece is placed at the upper end of the die taking frame by extrusion forming, redundant burrs are inlaid on the die taking frame after extrusion is completed, the grabbing handle is grabbed by bare hands to make force upwards, the hinge is used as an original point to rotate, the die taking frame is driven to take up and separate a forming die in a lower die by a lever principle, then the formed hard alloy pre-burning piece is taken out quickly, the beneficial effects are that the formed hard alloy pre-burning piece is taken out by the convenient die taking device after the extrusion forming of the hard alloy pre-burning piece, the forming die in the lower die is taken up and separated by the grabbing frame by the lever principle, the modulus taking time of workers is reduced, and the safety is improved.

Description

Hydraulic forming die for hard alloy pre-sintering part

Technical Field

The utility model belongs to the technical field of the carbide presintering piece processing is relevant, concretely relates to carbide presintering piece hydraulic forming die.

Background

Cemented carbide is an alloy material made from a hard compound of refractory metals and a binder metal by a powder metallurgy process. Cemented carbide is widely used as a tool material, such as turning tools, milling cutters, planing tools, drill bits, boring tools and the like, for cutting cast iron, nonferrous metals, plastics, chemical fibers, graphite, glass, stone and common steel, and also for cutting refractory steel, stainless steel, high manganese steel, tool steel and other materials which are difficult to process. And processing the hard alloy pre-sintering piece through a hydraulic forming die.

The prior art has the following problems: the hydraulic forming die is used for processing the hard alloy pre-burning piece, the hard alloy pre-burning piece is placed in the lower die, the upper die and the lower die are driven to be closed through the hydraulic cylinder, the hard alloy pre-burning piece is extruded and formed, however, the extruded hard alloy pre-burning piece is easily clamped in a die groove of the lower die, time and labor are wasted when a worker takes out the hard alloy pre-burning piece, and the worker stretches a hand into the lower die for a long time to take out the die, so that the risk is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a carbide burns in advance a hydraulic forming die, it processes the carbide piece of presintering through hydraulic forming die to propose in solving above-mentioned background art, place the carbide piece of presintering in the bed die, it is closed with the bed die to drive the mould through the pneumatic cylinder, burn in the carbide piece extrusion, but extrusion's carbide piece of presintering blocks easily in the die cavity of bed die, it wastes time and energy when the staff takes out, and the staff stretches into the dangerous great problem of bed die drawing with the hand for a long time.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a carbide preburning piece hydraulic forming mould, includes lower bolster and pneumatic cylinder, the lower extreme bolt fastening of lower bolster has the bottom plate, the upper end middle part bolt fastening of lower bolster has the bed die, there is convenient drawing device in the upper end of bed die through bolted connection, convenient drawing device is including getting the diaphragm, grabbing handle and hinge, the right-hand member middle part welding of getting the diaphragm has the grabbing handle, the left end bolt fastening of getting the diaphragm has the hinge, the upper end left and right sides thread fastening of lower bolster has the support column, the upper end bolt fastening of support column has the cope match-plate pattern, the upper end middle part bolt fastening of cope match-plate pattern has the pneumatic cylinder, the lower extreme of pneumatic cylinder is located the below thread fastening of cope match-plate pattern has the mounting panel, the lower extreme bolt fastening of mounting panel has the cope match-plate pattern.

Preferably, the hydraulic cylinder comprises an oil head, a cylinder barrel and a telescopic rod, the oil head is welded on the upper side and the lower side of the right end of the cylinder barrel, and the telescopic rod is sleeved at the lower end of the cylinder barrel.

Preferably, the lower die comprises a die plate, a die box and a die cavity, the die plate is welded at the outer end of the die cavity, and the die box is arranged in the middle of the die cavity.

Preferably, the pneumatic cylinder is connected with the outside oil pump through defeated oil pipe, carries fluid through the outside oil pump and makes the pneumatic cylinder drive the bed die and close with the bed die downwards.

Preferably, the rubber pad is arranged on the surface of the mold taking frame, the blade at one end of the hinge is fixed on the lower mold through a bolt, the force is upwards made by taking the hinge as an original point through the grabbing handle, and the mold taking frame is driven to take the forming mold in the lower mold up and separate by the lever principle.

Preferably, the oil liquid head is provided with two altogether, and two the oil liquid head passes through outside oil pump and carries fluid entering cylinder, makes to the piston extrusion drive telescopic link stretch out and draw back.

Preferably, the size of the mold box in the middle of the mold cavity is the same as that of the mold block on the upper mold.

Preferably, the number of the support columns is four, and the upper template is supported by the four support columns.

Compared with the prior art, the utility model provides a carbide preburning piece hydraulic forming die possesses following beneficial effect:

1. the utility model discloses convenient delivery device is by getting the diaphragm capsule, grab handle and hinge and constitute, and the diaphragm capsule is placed on the diaphragm capsule, is connected through hinge and diaphragm capsule, carries out extrusion and goes up carbide presintering piece and place in the upper end of getting the diaphragm capsule, makes unnecessary deckle edge inlay after the extrusion is accomplished on getting the diaphragm capsule, and bare-handed grasp is grabbed the handle and is upwards made power to the hinge rotates as the original point, drives and gets the diaphragm capsule and takes up the forming die in with lever principle with the bed die and break away from, takes out fashioned carbide presintering piece fast again.

2. The utility model discloses convenient delivery device beneficial effect is to place carbide piece of presintering in the bed die, it is closed with the bed die to drive the mould through the pneumatic cylinder, presintering carbide piece extrusion, but extrusion's carbide piece of presintering blocks easily in the die cavity of bed die, waste time and energy when the staff takes out, and the staff stretches into the hand that the bed die delivery is dangerous great for a long time, after presintering carbide piece extrusion through convenient delivery device, take up with lever principle with forming die in the bed die and break away from through getting the moulding frame, take out fashioned carbide piece of presintering fast, it is laborsaving to save time relatively, reduce staff's the time of getting the mould, increase the security.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural view of a hydraulic forming die for a hard alloy pre-sintering piece provided by the utility model;

fig. 2 is a schematic structural view of a convenient mold-taking device of a hydraulic forming mold for a cemented carbide pre-sintering piece provided by the utility model;

fig. 3 is a schematic structural view of a hydraulic cylinder of a hydraulic forming die for a hard alloy pre-sintering piece according to the present invention;

fig. 4 is a schematic view of a lower die structure of a hydraulic forming die for a hard alloy pre-sintering piece according to the present invention;

in the figure: 1. a hydraulic cylinder; 2. mounting a template; 3. a support pillar; 4. a convenient mould taking device; 5. a base plate; 6. a lower template; 7. a lower die; 8. an upper die; 9. mounting a plate; 11. an oil head; 12. a cylinder barrel; 13. a telescopic rod; 41. taking a mold frame; 42. a handle is grabbed; 43. a hinge; 71. a mold plate; 72. a mold box; 73. and (4) a die cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a hydraulic forming mold for a cemented carbide pre-sintering element, which comprises:

the utility model provides a carbide presintering piece hydraulic forming die, including lower bolster 6 and pneumatic cylinder 1, the lower extreme bolt fastening of lower bolster 6 has bottom plate 5, the bolt fastening of upper end middle part of lower bolster 6 has bed die 7, bed die 7 includes mould board 71, diaphragm capsule 72 and die cavity 73, the module 72 size in die cavity 73 middle part is the same with the module on the last mould 8, wherein extrude the carbide presintering piece of placing at diaphragm capsule 72 into die cavity 73 through the mould piece of last mould 8, make carbide presintering piece extrusion, the outer end welding of die cavity 73 has mould board 71, the middle part of die cavity 73 is provided with diaphragm capsule 72, wherein place carbide presintering piece on lower mould 7 and carry out extrusion work.

The utility model provides a carbide presintering piece hydraulic forming mould, there is convenient drawing die device 4 including the upper end of bed die 7 through bolted connection, convenient drawing die device 4 is including getting framed 41, grab handle 42 and hinge 43, it is provided with the rubber pad to get framed 41 surface, hinge 43 one end blade bolt fastening is on bed die 7, make power upwards to use hinge 43 as the original point through grabbing handle 42, it takes up the forming die to break away from in bed die 7 with lever principle to drive to get framed 41, wherein bare-handed grab handle 42 upwards makes power of grabbing, rotate with hinge 43 as the original point, it takes up the forming die to break away from in bed die 7 with lever principle to drive to get framed 41, take out fashioned carbide presintering piece fast again, the right-hand member middle part welding of taking framed 41 has grab handle 42, the left end bolt fastening of taking framed 41 has hinge 43.

A hydraulic forming die for a hard alloy pre-sintering part comprises a lower die plate 6, wherein four support columns 3 are fixed on the left side and the right side of the upper end of the lower die plate through threads, the four support columns 3 support an upper die plate 2, the upper die plate 2 is stably supported through the four support columns 3, a hydraulic cylinder 1 safely works, an upper die plate 2 is fixed on the upper end of each support column 3 through bolts, a hydraulic cylinder 1 is fixed on the middle of the upper end of the upper die plate 2 through bolts, the hydraulic cylinder 1 is connected with an external oil pump through an oil pipeline, the hydraulic cylinder 1 drives the upper die 8 to be closed downwards with a lower die 7 through oil conveying of the external oil pump, the oil is conveyed into the hydraulic cylinder 1 through the oil pipeline through the external oil pump, the hydraulic cylinder 1 is made to perform telescopic work, the hydraulic cylinder 1 comprises an oil head 11, a cylinder barrel 12 and a telescopic rod 13, the oil liquid head 11 is provided with two altogether, and two oil liquid heads 11 carry fluid through outside oil pump and get into in the cylinder 12, the messenger drives telescopic link 13 to the piston extrusion and stretches out and draws back, wherein outside oil pump carries fluid to get into inside cylinder 12 from the first business turn over head of fluid 11 top, extrude the piston in cylinder 12 through fluid, make the piston move down, drive telescopic link 13 downwards through the piston, upper die 8 on driving mounting panel 9 through telescopic link 13 is downwards to carry out closed extrusion with lower mould 7, telescopic link 13 has been cup jointed to the lower extreme of cylinder 12, wherein drive upper die 8 through pneumatic cylinder 1 and down with the lower mould 7 is closed with carbide presintering piece extrusion, the lower extreme of pneumatic cylinder 1 is located the below thread tightening of cope match-plate 2 and is equipped with mounting panel 9, the lower extreme bolt tightening of mounting panel 9 is equipped with upper die 8.

The utility model discloses a theory of operation and use flow: after the utility model is installed, the hard alloy pre-burning piece is processed through the hydraulic forming die, firstly, the die is fixed on a workbench through the bottom plate 5, the hard alloy pre-burning piece to be processed is placed on the lower die 7 of the lower die plate 6, the upper die plate 2 is supported through the support column 3, the hydraulic cylinder 1 oil liquid on the upper die plate 2 is conveyed and driven through the external oil pump, the external oil pump conveys the oil liquid from the inlet and outlet head above the oil liquid head 11 to the inside of the cylinder 12, the piston is extruded in the cylinder 12 through the oil liquid to move downwards, the telescopic rod 13 is driven by the piston to move downwards, the upper die 8 on the mounting plate 9 is driven by the telescopic rod 13 to perform closed extrusion with the lower die 7, the die box 72 is fixed on the lower die plate 6 through the die plate 71 bolt, the hard alloy pre-burning piece placed on the die box 72 is extruded into the die slot 73 through the die block of the upper, the extrusion molding method comprises the steps of extruding a hard alloy pre-burning piece, conveying oil through an external oil pump to enter a cylinder barrel 12 from an inlet and outlet end below an oil head 11, extruding a piston in the cylinder barrel 12 through the oil, enabling the piston to move upwards, driving a telescopic rod 13 to move upwards through the piston, driving an upper die 8 to move upwards through the telescopic rod 13 to enable the upper die 8 to be separated from a lower die 7, taking a die through a convenient die taking device 4, placing a die taking frame 41 on a die box 72, connecting the die taking frame and the die box 72 through a hinge 43, placing the hard alloy pre-burning piece on the upper end of the die taking frame 41 in the extrusion molding process, enabling redundant burrs to be embedded on the die taking frame 41 after the extrusion process is completed, grabbing a grabbing handle 42 to move upwards to enable force by hands, rotating by taking the hinge 43 as an original point, driving the die taking frame 41 to take up a forming die in the lower die 7 by a.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a carbide preburning piece hydraulic forming die, includes lower bolster (6) and pneumatic cylinder (1), its characterized in that: the lower end of the lower template (6) is fixed with a bottom plate (5) through bolts, the upper end of the lower template (6) is fixed with a lower mold (7) through bolts, the upper end of the lower mold (7) is connected with a convenient mold taking device (4) through bolts, the convenient mold taking device (4) comprises a mold taking frame (41), a grab handle (42) and a hinge (43), the middle of the right end of the mold taking frame (41) is welded with the grab handle (42), the left end of the mold taking frame (41) is fixed with the hinge (43), the left side and the right side of the upper end of the lower template (6) are fixed with a support column (3) through threads, the upper end of the support column (3) is fixed with an upper template (2) through bolts, the upper end of the upper template (2) is fixed with a hydraulic cylinder (1) through bolts, and the lower end of the hydraulic cylinder (1) is located below the upper template (2, and an upper die (8) is fixed on the lower end of the mounting plate (9) through a bolt.

2. The hydraulic forming die for the hard alloy pre-sintering piece as claimed in claim 1, wherein: the hydraulic cylinder (1) comprises an oil head (11), a cylinder barrel (12) and a telescopic rod (13), the oil head (11) is welded to the upper side and the lower side of the right end of the cylinder barrel (12), and the telescopic rod (13) is sleeved at the lower end of the cylinder barrel (12).

3. The hydraulic forming die for the hard alloy pre-sintering piece as claimed in claim 1, wherein: the lower die (7) comprises a die plate (71), a die box (72) and a die groove (73), the die plate (71) is welded at the outer end of the die groove (73), and the die box (72) is arranged in the middle of the die groove (73).

4. The hydraulic forming die for the hard alloy pre-sintering piece as claimed in claim 1, wherein: the hydraulic cylinder (1) is connected with an external oil pump through an oil conveying pipe, and oil is conveyed through the external oil pump to enable the hydraulic cylinder (1) to drive the upper die (8) to be closed with the lower die (7) downwards.

5. The hydraulic forming die for the hard alloy pre-sintering piece as claimed in claim 1, wherein: the surface of the mold taking frame (41) is provided with a rubber pad, a blade at one end of the hinge (43) is fixed on the lower mold (7) through a bolt, and the force is upwards made to use the hinge (43) as an original point through the grabbing handle (42) to drive the mold taking frame (41) to take up the forming mold in the lower mold (7) to be separated by a lever principle.

6. The hydraulic forming die for the hard alloy pre-sintering piece as claimed in claim 2, wherein: the oil liquid heads (11) are provided with two oil liquid heads, and the two oil liquid heads (11) convey oil liquid into the cylinder barrel (12) through an external oil pump, so that the piston is extruded to drive the telescopic rod (13) to stretch.

7. The hydraulic forming die for the hard alloy pre-sintering piece as claimed in claim 3, wherein: the size of the die box (72) in the middle of the die cavity (73) is the same as that of the die block on the upper die (8).

8. The hydraulic forming die for the hard alloy pre-sintering piece as claimed in claim 1, wherein: the supporting columns (3) are four in number, and the upper template (2) is supported through the four supporting columns (3).