CN212822674U - Hard alloy round bar manufacturing die - Google Patents
Hard alloy round bar manufacturing die Download PDFInfo
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- CN212822674U CN212822674U CN202021102802.0U CN202021102802U CN212822674U CN 212822674 U CN212822674 U CN 212822674U CN 202021102802 U CN202021102802 U CN 202021102802U CN 212822674 U CN212822674 U CN 212822674U
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- side plates
- round bar
- wedge
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- shaped plate
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Abstract
The utility model discloses a hard alloy round bar manufacturing die, which comprises side plates, two fixed clamping plates, an upper punch, a lower punch, a clamping groove and a wedge-shaped plate, wherein the two side plates are vertically and symmetrically arranged, round bar die grooves are formed on the opposite sides of the two side plates, and the two fixed clamping plates are fixed between the two side plates; the lower punch is positioned between the two side plates and below the round bar die cavity; the upper punch is positioned between the two side plates and above the round bar die groove; and the two side plates and the wedge-shaped plate are both placed in the clamping groove, and the clamping force between the two side plates is controlled through the wedge-shaped plate. The utility model has the advantages that: greatly reduces the labor intensity of die turnover during demoulding and improves the labor efficiency. In addition, from the product angle, the mould mode is pressed in the vertical direction, the density distribution is uniform, and the sintering bending is well controlled.
Description
Technical Field
The utility model relates to a carbide pole preparation mould.
Background
The pressing link is a difficult problem for hard alloy/tungsten alloy round bars and plate products, and particularly, many oil presses do not have a side pressure function, and a conventional two-way pressing mode is adopted, so that the problems that a platform is arranged on the side surface of a pressed blank, the subsequent machining allowance is large, the material utilization rate is low, demolding is very troublesome, and the dies are heavy for large-size round bars and plate products, the labor intensity of operators is high, and the production efficiency is low are solved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a carbide pole preparation mould can effectively solve present pole preparation mould and need two-way suppression, the problem of inefficiency.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme: a hard alloy round bar manufacturing die comprises side plates, two fixing clamping plates, an upper punch, a lower punch, a clamping groove and wedge-shaped plates, wherein the two side plates and the two fixing clamping plates are vertically and symmetrically arranged, round bar die grooves are formed in the opposite side surfaces of the two side plates, and the two fixing clamping plates are fixed between the two side plates;
the lower punch is positioned between the two side plates and below the round bar die cavity;
the upper punch is positioned between the two side plates and above the round bar die groove;
and the two side plates and the wedge-shaped plate are both placed in the clamping groove, and the clamping force between the two side plates is controlled through the wedge-shaped plate.
Preferably, the cross section of the clamping groove is concave, one side plate is attached to one side wall of the clamping groove, the other side plate is attached to the wedge-shaped plate, and the concave structure of the clamping groove can provide a transverse clamping force foundation for the two side plates.
Preferably, an inclined plane is arranged on the wedge-shaped plate, the inclined plane of the wedge-shaped plate is tightly attached to the other side plate, the inclined plane is used for applying force to the side plate, and the lateral force applied to the side plate along with the fact that the inclined plane extends into the clamping groove is larger.
Preferably, the surface of the side plate in contact with the wedge-shaped plate is also an inclined surface, so that the contact surface between the side plate and the wedge-shaped plate is increased, and the stress of the side plate is more uniform.
Preferably, the fixed slots are formed in the front end and the rear end of the opposite side faces of the two side plates and communicated with the round bar die cavity, the fixed clamping plates are arranged in the fixed slots, the relative positions of the fixed clamping plates are located through the fixed slots, and meanwhile materials can be prevented from leaking from the two ends of the round bar die cavity.
Preferably, the cross section of fixed slot is the character cut in bas-relief shape, can both make spacingly around fixed cardboard, fixes a position fixed cardboard at the die erection initial stage.
Compared with the prior art, the utility model has the advantages that: through increasing wedge plate and the cooperation of pressing from both sides the groove, realize the side and compress tightly the function to the curb plate, need not the drawing of patterns once obtain the fine pole pressed compact of circularity, reduced the machining allowance, promoted material utilization to the drawing of patterns is very convenient, and after the suppression was accomplished, knocks out the wedge, and two curb plates of mould part are unpacked apart can. Greatly reduces the labor intensity of die turnover during demoulding and improves the labor efficiency. In addition, from the product angle, the mould mode is pressed in the vertical direction, the density distribution is uniform, and the sintering bending is well controlled.
Drawings
FIG. 1 is an exploded view of a mold for manufacturing a hard alloy round bar of the present invention;
fig. 2 is the structural schematic diagram of the utility model relates to a carbide round bar preparation mould.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1 and 2, the embodiment of the present invention relates to a mold for manufacturing a hard alloy round bar, which comprises two side plates 1, two fixing snap-gauge plates 2, an upper punch 3, a lower punch 4, a clamping groove 5 and a wedge-shaped plate 6, wherein the two side plates 1 and the two fixing snap-gauge plates 2 are vertically and symmetrically arranged, the opposite sides of the two side plates 1 are both provided with a round bar mold groove 7, and the two fixing snap-gauge plates 2 are both fixed between the two side plates 1;
the lower punch 4 is positioned between the two side plates 1 and below the round bar die cavity 7;
the upper punch 3 is positioned between the two side plates 1 and above the round bar die cavity 7;
and the two side plates 1 and the wedge-shaped plate 6 are both placed in the clamping groove 5, and the clamping force between the two side plates 1 is controlled through the wedge-shaped plate 6.
Specifically, the clamping groove 5 is generally designed to be a groove body with a concave cross section in order to provide good lateral pressing force for the two side plates 1, the height of the side surface of the clamping groove 5 is preferably the same as that of the side plate 1, meanwhile, the height of the wedge-shaped plate 6 is also preferably the same as that of the side surface of the clamping groove 5, one side plate 1 is tightly attached to one side wall of the clamping groove 5, the other side plate 1 is tightly attached to the wedge-shaped plate 6, preferably, the inclined plane arranged on the wedge-shaped plate 6 is tightly attached to the inclined plane, and other surfaces of the wedge-shaped plate 6 are mutually perpendicular planes, so that the wedge-shaped plate 6 can be well contacted with the side surface of the clamping groove 5, and a sufficient clamping force is provided for the wedge-shaped.
The surface of the other side plate 1 contacting the wedge-shaped plate 6 can also be made into an inclined surface so as to be matched with the inclined surface of the wedge-shaped plate 6, the contact surface between the other side plate 1 and the wedge-shaped plate 6 is increased, and the force is applied to the side plate 1 more uniformly, but the resistance of the wedge-shaped plate 6 during movement is correspondingly increased, so that whether the structure is needed or not can be selected according to the size of an actually manufactured part.
In the initial stage of assembling, in order to fix the relative position of the fixed clamping plate 2 and the side plates 1, the front end and the rear end of the opposite side surfaces of the two side plates 1 are respectively provided with a fixed groove 8, the fixed grooves 8 are communicated with the round rod die grooves 7, the fixed clamping plate 2 is arranged in the fixed grooves 8, preferably, the cross section of each fixed groove 8 is also in a concave shape, and the front and the rear of the fixed clamping plate 2 can be limited.
During the use, put lower punch 4 in double-layered groove 5, place two blocks of curb plates 1 in the both sides of lower punch 4, insert fixed cardboard 2 in fixed slot 8, pour into the suppression material toward the pole die cavity 7 in, put upper punch 3 again, then can exert pressure to upper punch 3, press from both sides tightly from top to bottom, beat the wedge simultaneously in double-layered groove 5, along with the wedge deepens in double-layered groove 5, extrude curb plate 1, press from the side tightly, once accomplish two-way suppression. After pressing is finished, force is applied from the other side of the clamping groove 5 to knock the wedge-shaped plate 6 out of the clamping groove 5, and then demoulding is carried out according to the reverse operation of the previous step.
Through increasing wedge 6 and the cooperation of pressing from both sides groove 5, realize the side to curb plate 1 and compress tightly the function, need not the drawing of patterns once obtain the fine pole pressed compact of circularity, reduced the machining allowance, promoted material utilization to the drawing of patterns is very convenient, and after the suppression was accomplished, knocks out the wedge, and two curb plates 1 of mould part are unpacked apart can. Greatly reduces the labor intensity of die turnover during demoulding and improves the labor efficiency. In addition, from the product angle, the mould mode is pressed in the vertical direction, the density distribution is uniform, and the sintering bending is well controlled.
The above description is only for the specific embodiment of the present invention, but the technical features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.
Claims (6)
1. The utility model provides a carbide pole preparation mould which characterized in that: the clamping device comprises side plates (1), fixed clamping plates (2), an upper punch (3), a lower punch (4), clamping grooves (5) and wedge-shaped plates (6), wherein the number of the side plates (1) and the fixed clamping plates (2) is two, the two side plates (1) are vertically and symmetrically arranged, round bar die grooves (7) are formed in the opposite side surfaces of the two side plates (1), and the two fixed clamping plates (2) are fixed between the two side plates (1);
the lower punch (4) is positioned between the two side plates (1) and below the round bar die cavity (7);
the upper punch (3) is positioned between the two side plates (1) and above the round bar die cavity (7);
and the two side plates (1) and the wedge-shaped plate (6) are both placed in the clamping groove (5), and the clamping force between the two side plates (1) is controlled through the wedge-shaped plate (6).
2. The mold for manufacturing a round bar of cemented carbide according to claim 1, wherein: the cross section of the clamping groove (5) is in a concave shape, one side plate (1) is tightly attached to one side wall of the clamping groove (5), and the other side plate (1) is tightly attached to the wedge-shaped plate (6).
3. The mold for manufacturing a round bar of cemented carbide according to claim 2, wherein: the wedge-shaped plate (6) is provided with an inclined plane, and the inclined plane of the wedge-shaped plate (6) is tightly attached to the other side plate (1).
4. The mold for manufacturing a round bar of cemented carbide according to claim 3, wherein: the surface of the side plate (1) which is contacted with the wedge-shaped plate (6) is also an inclined surface.
5. The mold for manufacturing a round bar of cemented carbide according to claim 1, wherein: two both ends all opened fixed slot (8) around the curb plate (1) opposite side, fixed slot (8) communicate with each other with pole die cavity (7), fixed cardboard (2) set up in fixed slot (8).
6. The mold for manufacturing a round bar of cemented carbide according to claim 5, wherein: the cross section of the fixing groove (8) is in a concave shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021102802.0U CN212822674U (en) | 2020-06-15 | 2020-06-15 | Hard alloy round bar manufacturing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021102802.0U CN212822674U (en) | 2020-06-15 | 2020-06-15 | Hard alloy round bar manufacturing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212822674U true CN212822674U (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021102802.0U Active CN212822674U (en) | 2020-06-15 | 2020-06-15 | Hard alloy round bar manufacturing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212822674U (en) |
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2020
- 2020-06-15 CN CN202021102802.0U patent/CN212822674U/en active Active
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