CN215281575U - Grinding wheel blank manufacturing die - Google Patents
Grinding wheel blank manufacturing die Download PDFInfo
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- CN215281575U CN215281575U CN202121424173.8U CN202121424173U CN215281575U CN 215281575 U CN215281575 U CN 215281575U CN 202121424173 U CN202121424173 U CN 202121424173U CN 215281575 U CN215281575 U CN 215281575U
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- grinding wheel
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Abstract
The utility model discloses a grinding wheel blank manufacturing mould, which is used for manufacturing a grinding wheel blank, wherein the middle part of the grinding wheel blank is provided with a first round hole, the grinding wheel blank manufacturing mould comprises a round bottom plate, the center of the round bottom plate is provided with a bottom mould plate, the diameter of the bottom mould plate is equal to the outer diameter of the grinding wheel blank, the upper surface of the center of the bottom mould plate is provided with a positioning column, an inner mould ring is sleeved on the positioning column, and the outer diameter of the inner mould ring is equal to the inner diameter of the grinding wheel blank; the inner diameter of the outer die ring is matched with that of the bottom die disc, and the outer die ring is sleeved on the bottom die disc; and a second round hole is formed in the middle of the pressing ring, the outer diameter of the pressing ring is matched with the inner diameter of the outer die ring, and the second round hole of the pressing ring is matched with the inner die ring. The utility model discloses technical scheme has the drawing of patterns fast for prior art, and is little to the emery wheel blank damage, the closely knit high advantage of degree of emery wheel blank of extrusion.
Description
Technical Field
The utility model relates to a emery wheel field of making, concretely relates to emery wheel blank makes mould.
Background
The process flow of the common grinding wheel comprises the following 8 steps: 1. preparing materials: weighing various required raw materials according to the formula requirement; 2. mixing materials: mixing the grinding material and other various materials into a molding material according to the process requirements in sequence and time; 3. molding: pressing the molding material into a grinding wheel blank with a required shape by using a press machine and a die; 4. and (3) drying: the method comprises the steps of natural drying in a natural environment, artificial drying in an artificial heating mode and continuous drying by using the natural drying and the artificial heating mode; 5. and (3) firing: in the process, the ceramic grinding wheel is called sintering; hardening the resin grinding wheel; the rubber grinding wheel is called vulcanization. The whole process is completed by temperature change of temperature rise, constant temperature and cooling of curve change; 6. processing: and (3) processing the excircle, the plane and the aperture of the sintered blank into a finished product by using a lathe or a grinding machine. Some also need to fill holes and ooze sulfur, invade wax, etc.; 7. and (3) inspection and stamping: strictly checking the appearance, size, hardness, balance, strength and the like of the product to make the product meet the standard requirements, adding a seal with the standard requirements on the qualified product, and printing a product qualification certificate according to batches; 8. packaging and warehousing: packaging qualified products according to requirements, and then warehousing for storage;
in the molding process, a molding die is needed, sand needs to be filled well and is pressed by an oil press, and the pressed die has the problems of difficult demoulding and the like.
Therefore, how to solve the problem of difficult demolding is a technical problem which needs to be solved by the technical personnel in the field at present.
Disclosure of Invention
For solving above technical problem, the utility model aims at providing a mould is made to emery wheel blank can realize quick drawing of patterns behind the emery wheel blank shaping suppression, reduces the shaping blank damage.
In order to achieve the above purpose, the present invention adopts the following technical solution.
A grinding wheel blank manufacturing die is used for manufacturing a grinding wheel blank, a first round hole is formed in the middle of the grinding wheel blank, the grinding wheel blank manufacturing die comprises a round bottom plate, a bottom die plate is arranged in the center of the round bottom plate, the diameter of the bottom die plate is equal to the outer diameter of the grinding wheel blank, a positioning column is arranged on the upper surface of the center of the bottom die plate, an inner die ring is sleeved on the positioning column, and the outer diameter of the inner die ring is equal to the inner diameter of the grinding wheel blank; the inner diameter of the outer die ring is matched with that of the bottom die disc, and the outer die ring is sleeved on the bottom die disc; and a second round hole is formed in the middle of the pressing ring, the outer diameter of the pressing ring is matched with the inner diameter of the outer die ring, and the second round hole of the pressing ring is matched with the inner die ring.
Furthermore, the outer die ring comprises three sub outer dies which are evenly divided along the axial direction, and the outer die ring further comprises a hoop, and the inner diameter of the hoop is matched with the outer diameter of the outer die ring.
Furthermore, the outer surface of the outer sub-die sheet is provided with an inclination from the top end to the bottom end, and the inclination value is 1-3 degrees.
Further, the upper edge of the hoop is provided with an outwardly extending flange.
The utility model discloses technical scheme has the drawing of patterns fast for prior art, and is little to the emery wheel blank damage, the closely knit high advantage of degree of emery wheel blank of extrusion.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic view of a grinding wheel blank manufactured by the grinding wheel blank manufacturing mold of the present invention;
FIG. 2 is a schematic cross-sectional view of a grinding wheel blank and a grinding wheel blank manufacturing mold;
FIG. 3 is an exploded view of a grinding wheel blank manufacturing mold;
FIG. 4 is a schematic view of three sub-outer dies making up an outer die ring;
in the above figures:
1, grinding wheel blank; 101 a first circular hole; 2, a round bottom plate; 3, a bottom die plate; 4, positioning columns; 5, an inner die ring; 6, an outer die ring; 601 sub-outer dies; 7, pressing a ring; 701 a second round hole; 8, a hoop; 801 flange.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, specific details are set forth in order to provide a thorough understanding of the present invention. The invention can be implemented in a number of other ways than those described herein, and those skilled in the art will be able to make similar generalizations without departing from the spirit of the invention. The invention is therefore not limited to the specific embodiments disclosed below.
Referring to fig. 1, fig. 1 is a schematic view of a grinding wheel blank. Referring to fig. 2, fig. 2 is a schematic cross-sectional view of a grinding wheel blank and a grinding wheel blank manufacturing mold. Referring to fig. 3, fig. 3 is an exploded view of a grinding wheel blank manufacturing mold. A grinding wheel blank manufacturing die is used for manufacturing a grinding wheel blank 1, a first round hole 101 is formed in the middle of the grinding wheel blank 1, the grinding wheel blank manufacturing die comprises a round bottom plate 2, a bottom die disc 3 is arranged in the center of the round bottom plate 2, the diameter of the bottom die disc 3 is equal to the outer diameter of the grinding wheel blank 1, a positioning column 4 is arranged on the upper surface of the center of the bottom die disc 3, an inner die ring 5 is sleeved on the positioning column 4, and the outer diameter of the inner die ring 5 is equal to the inner diameter of the grinding wheel blank 1; the die comprises a bottom die disc 3, an outer die ring 6 and a pressing ring 8, wherein the inner diameter of the outer die ring 6 is matched with that of the bottom die disc 3, and the outer die ring 6 is sleeved on the bottom die disc 3; the middle part of clamping ring 8 is provided with second round hole 701, the external diameter of clamping ring 8 matches with the internal diameter of outer mould ring 6, second round hole 701 and the interior mould ring 5 of clamping ring 8 match.
Further, referring to fig. 4, the outer mold ring 6 comprises three sub-outer mold sheets 601 evenly divided along the axial direction, and further comprises a hoop 8, wherein the inner diameter of the hoop 8 is matched with the outer diameter of the outer mold ring 6. In the above embodiment, the size of the inner mold ring 5 is used for controlling the inner diameter of the grinding wheel blank 1, and the outer mold ring 6 is used for controlling the outer diameter of the grinding wheel blank 1. The outer die ring 6 is divided into three sub outer dies 601, so that demolding is facilitated, the sub outer dies 601 are directly separated from the grinding wheel blank 1 during demolding, the demolding from the grinding wheel blank 1 upwards does not need to be pulled out as before, and damage to the grinding wheel blank 1 during demolding is reduced.
Further, the outer surface of the sub-outer mold 601 is provided with an inclination from the top end to the bottom end, and the inclination has a value of 1-3 °.
The slope is arranged on the outer sub-matrix 601, so that the closer the mould filled with sand is pressed in the pressing process, the greater the compactness of the grinding wheel blank is.
Further, the upper edge of the band 8 is provided with an outwardly extending flange 801.
The flange 801 is arranged on the upper edge of the hoop 8, so that the die can be conveniently taken down from an oil press to separate the hoop 8 from the outer die ring 6, and the grinding wheel blank 1 is prevented from being damaged.
Instructions for use:
firstly, an inner die ring 5 is placed and sleeved on a bottom die disc 3;
secondly, enclosing the three outer die pieces close to the bottom die disc 3 to form a complete outer die ring 6;
thirdly, sleeving the hoop 8 outside the three outer die sheets;
fourthly, filling sand materials into a cavity enclosed by the outer die sheet and the inner die ring 5;
fifthly, covering a pressing ring 8, and placing the whole grinding wheel blank manufacturing die on an oil press for pressing;
and sixthly, demolding, namely pulling out the hoop 8 upwards, peeling off the three sub outer mold sheets 601, taking out the inner mold ring 5, and finishing the molding of the grinding wheel blank 1.
Although the invention has been described in detail in this specification with reference to specific embodiments and illustrative embodiments, it will be apparent to those skilled in the art that certain changes and modifications can be made therein without departing from the scope of the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (4)
1. A grinding wheel blank manufacturing die is used for manufacturing a grinding wheel blank (1), wherein a first round hole (101) is formed in the middle of the grinding wheel blank (1), and is characterized by comprising a round bottom plate (2), a bottom die disc (3) is arranged at the center of the round bottom plate (2), the diameter of the bottom die disc (3) is equal to the outer diameter of the grinding wheel blank (1), a positioning column (4) is arranged on the upper surface of the center of the bottom die disc (3), an inner die ring (5) is sleeved on the positioning column (4), and the outer diameter of the inner die ring (5) is equal to the inner diameter of the grinding wheel blank (1); the die comprises a bottom die disc (3), an outer die ring (6) and a pressing ring (7), wherein the inner diameter of the outer die ring (6) is matched with the bottom die disc (3), and the outer die ring (6) is sleeved on the bottom die disc (3); the middle part of clamping ring (7) is provided with second round hole (701), the external diameter of clamping ring (7) matches with the internal diameter of outer mould circle (6), second round hole (701) and the interior mould circle (5) of clamping ring (7) match.
2. The grinding wheel blank manufacturing mold according to claim 1, characterized in that the outer mold ring (6) comprises three sub outer mold pieces (601) evenly divided along the axial direction, and further comprises a hoop (8), and the inner diameter of the hoop (8) is matched with the outer diameter of the outer mold ring (6).
3. The grinding wheel blank manufacturing mold according to claim 2, characterized in that the outer surface of the sub-outer matrix (601) is provided with an inclination from top to bottom, the inclination having a value of 1-3 °.
4. Mould for the manufacture of grinding wheel blanks according to claim 2, characterised in that the upper edge of the band (8) is provided with an outwardly extending flange (801).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121424173.8U CN215281575U (en) | 2021-06-25 | 2021-06-25 | Grinding wheel blank manufacturing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121424173.8U CN215281575U (en) | 2021-06-25 | 2021-06-25 | Grinding wheel blank manufacturing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215281575U true CN215281575U (en) | 2021-12-24 |
Family
ID=79518476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121424173.8U Active CN215281575U (en) | 2021-06-25 | 2021-06-25 | Grinding wheel blank manufacturing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215281575U (en) |
-
2021
- 2021-06-25 CN CN202121424173.8U patent/CN215281575U/en active Active
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