Scraping positioning device for grinding wheel production

Abstract

The utility model discloses a scraping positioning device for grinding wheel production, which comprises a base and a mounting table mounted above the base, a translation cavity is arranged on the mounting table, a translation driving mechanism is arranged in the translation cavity, a scraping mechanism is arranged on the translation driving mechanism, and the scraping mechanism is arranged on the mounting table. A sliding groove used for fixing the mold is formed in the base located below the scraping mechanism, a sliding plate is arranged at the bottom of the mold, clamping grooves are formed in the two sides of the sliding groove, the two ends of the sliding plate are clamped into the clamping grooves to enable the mold to slide in the sliding groove, and a fixing pin penetrates through the base and the sliding plate to fix the mold in the sliding groove; the sliding plate at the bottom of the mold slides in the sliding groove, after the mold slides in place, the mold is fixed in the sliding groove through the fixing pin, and then the translation driving mechanism drives the scraping mechanism to flatten raw materials in the mold, so that the uniformity of the flatness of the grinding wheel raw materials in the mold is improved, and the production efficiency is improved. And the grinding wheel product quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding wheel forming, in particular to a scraper positioning device used for grinding wheel production. Background Art

[0002] Grinding wheel, also known as bonded abrasive tool, is a bonded abrasive tool that is bonded into a certain shape by a bonding agent. Most of them are round, with a through hole in the center, and have a certain strength. Grinding wheel is the most widely used abrasive tool. When used, it rotates at high speed and can be used for rough grinding, semi-finishing grinding and fine grinding of the outer circle, inner circle, plane and various profiles of metal or non-metal workpieces, as well as slotting and cutting.

[0003] The grinding wheel is made using a multi-station semi-automatic grinding wheel forming machine. The density and flatness of the raw materials in the grinding wheel mold determine the quality of the grinding wheel pressed blank. The addition and flatness of the mold raw materials are all done manually, which is time-consuming and labor-intensive. The density and flatness of the raw materials in the mold are difficult to control. The quality of the products after pressing and firing is uneven, with low consistency and low yield. Utility Model Content

[0004] In view of the above problems in the prior art, the utility model provides a scraper positioning device for grinding wheel production, which solves the problem that the flatness of the grinding wheel raw material in the grinding wheel mold is completed manually and has poor consistency.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0006] A scraper positioning device for grinding wheel production is provided, which comprises a base and a mounting platform installed above the base, a translation cavity is provided on the mounting platform, a translation drive mechanism is provided in the translation cavity, a scraper mechanism is provided on the translation drive mechanism, a sliding groove for fixing a mold is provided on the base below the scraper mechanism, a sliding plate is provided at the bottom of the mold, and clamping grooves are provided on both sides of the sliding groove, both ends of the sliding plate are clamped into the clamping groove to enable the mold to slide in the sliding groove, and the mold is fixed in the sliding groove by a fixing pin passing through the base and the sliding plate.

[0007] The utility model provides a sliding groove on the base, and a sliding plate at the bottom of the mold slides in the sliding groove. After the mold slides into place, the mold is fixed in the sliding groove by a fixing pin, and then a scraping mechanism is driven by a translation driving mechanism to level the raw material in the mold, thereby improving the consistency of the density and flatness of the grinding wheel raw material in the mold, thereby improving the quality of the grinding wheel product.

[0008] Furthermore, the mounting platform is connected to the base through a connecting column, and the mounting platform is fixed to the connecting column by a locking bolt.

[0009] Furthermore, the translation drive mechanism includes a servo motor installed on a side wall of one side of the translation cavity, the movable end of the servo motor is connected to one end of a threaded rod, the other end of the threaded rod is installed on the other side wall of the translation cavity through a bearing, a movable plate is provided on the threaded rod, and the movable plate is connected to the threaded rod through threads; limit rods are provided on both sides of the movable plate, and the limit rods pass through the movable plate.

[0010] Furthermore, the translation driving mechanism includes a telescopic cylinder installed on a side wall of the translation cavity, and an output end of the telescopic cylinder is connected to the movable plate; limit rods are arranged on both sides of the movable plate, and the limit rods pass through the movable plate.

[0011] Furthermore, the scraper mechanism comprises a scraper mounting plate, which is connected to the lower surface of the movable plate via a connecting rod; a scraper is arranged on the lower surface of the scraper mounting plate via a scraper mounting frame.

[0012] Furthermore, the scraper mounting frame includes a trapezoidal mounting block mounted on the lower surface of the scraper mounting plate, and a rectangular mounting block is arranged on the lower surface of the trapezoidal mounting block; the scraper is mounted on the lower surface of the rectangular mounting block.

[0013] Furthermore, a mounting groove is provided on the lower surface of the rectangular mounting block, a fixing frame is provided in the mounting groove, a fixing groove is provided on the side of the fixing frame, and the scraper is embedded in the fixing groove and fixed by bolts.

[0014] The utility model discloses a scraper positioning device for grinding wheel production, which has the following beneficial effects:

[0015] The utility model provides a sliding groove on the base, and a sliding plate at the bottom of the mold slides in the sliding groove. After the mold slides into place, the mold is fixed in the sliding groove by a fixing pin, and then a scraping mechanism is driven by a translation driving mechanism to level the raw material in the mold, thereby improving the consistency of the flatness of the grinding wheel raw material in the mold, and further improving the quality of the grinding wheel product. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a structural schematic diagram of a scraper positioning device for grinding wheel production.

[0017] Figure 2 For the utility model Figure 1 Schematic diagram of the structure at A in the middle.

[0018] Figure 3 It is a structural schematic diagram of the scraping mechanism of the utility model.

[0019] Figure 4 It is a structural schematic diagram of the first translation drive mechanism of the utility model.

[0020] Figure 5It is a structural schematic diagram of the second translation drive mechanism of the utility model.

[0021] Among them, 1. base; 11. sliding groove; 12. card slot; 13. fixing pin; 2. mounting table; 21. translation cavity; 22. connecting column; 23. locking bolt; 3. translation drive mechanism; 31. servo motor; 32. threaded rod; 33. movable plate; 34. limit rod; 35. telescopic cylinder; 4. scraper mechanism; 41. scraper mounting plate; 42. scraper mounting frame; 43. scraper; 44. trapezoidal mounting block; 45. rectangular mounting block; 46. mounting groove; 47. fixing frame; 48. fixing groove; 49. connecting rod; 5. mold; 51. sliding plate. DETAILED DESCRIPTION

[0022] The specific implementation modes of the present invention are described to facilitate the understanding of the present invention by those skilled in the art. However, it should be clear that the present invention is not limited to the scope of the specific implementation modes. For those skilled in the art, as long as various changes are within the spirit and scope of the present invention as defined and determined by the attached claims, these changes are obvious, and all utility model creations utilizing the concept of the present invention are protected.

[0023] Example 1

[0024] refer to Figure 1-Figure 3 , is a structural schematic diagram of a scraper positioning device for grinding wheel production in this embodiment, and its purpose is to solve the problem that the flatness of the grinding wheel raw material in the grinding wheel mold is completed manually and has poor consistency. The specific structure of this embodiment will be described in detail below.

[0025] A scraper positioning device for grinding wheel production comprises a base 1 and a mounting platform 2 mounted on the base 1, a translation cavity 21 is provided on the mounting platform 2, a translation drive mechanism 3 is provided in the translation cavity 21, and a scraper mechanism 4 is provided on the translation drive mechanism 3.

[0026] Specifically, a sliding groove 11 for fixing the mold 5 is provided on the base 1 located below the scraper mechanism 4, a sliding plate 51 is provided at the bottom of the mold 5, and card grooves 12 are provided on both sides of the sliding groove 11. The two ends of the sliding plate 51 are inserted into the card grooves 12 to allow the mold 5 to slide in the sliding groove 11, and the mold 5 is fixed in the sliding groove 11 by passing a fixing pin 13 through the base 1 and the sliding plate 51.

[0027] In this embodiment, the device has a sliding groove 11 on the base 1, a sliding plate 51 is arranged at the bottom of the mold 5, and slots 12 are arranged on both sides of the sliding groove 11. Then, the sliding plate 51 is embedded in the sliding groove 11, and the two ends of the sliding plate 51 are clamped in the slots 12 on both sides. The sliding plate 51 at the bottom of the mold 5 slides in the sliding groove 11. After the mold 5 slides into place, the mold 5 is fixed in the sliding groove 11 by a fixing pin 13 passing through the base 1 and the sliding plate 51, thereby ensuring the consistency of the position of the grinding wheel material in the mold 5 each time the leveling operation is performed.

[0028] Then, the scraper mechanism 4 is driven by the translation drive mechanism 3 to level the grinding wheel raw material in the mold 5, thereby improving the consistency of the flatness of the grinding wheel raw material in the mold 5 and further improving the quality of the grinding wheel product.

[0029] Specifically, the mounting platform 2 is connected to the base 1 via a connecting column 22 , and the mounting platform 2 is fixed to the connecting column 22 via a locking bolt 23 .

[0030] In this embodiment, the mounting platform 2 is connected to the base 1 via a connecting column 22. A through hole is pre-opened on the mounting platform 2, and the connecting column 22 passes through the through hole. The mounting platform 2 is fixed to the connecting column 22 by locking bolts 23 at both ends of the through hole, and the height of the mounting platform 2 on the connecting column 22 can be adjusted by the locking bolts 23, thereby adjusting the relative distance between the scraper mechanism 4 and the mold 5.

[0031] Example 2

[0032] refer to Figure 4 and Figure 5 , is a structural schematic diagram of a scraper positioning device for grinding wheel production in this embodiment, which aims to solve the problem that the flatness of the grinding wheel raw material in the grinding wheel mold is completed manually and has poor consistency. Based on Example 1, this embodiment provides a further solution of the translation drive mechanism 3. The specific structure of the translation drive mechanism 3 in this embodiment will be described in detail below.

[0033] This embodiment proposes two translation drive mechanisms 3:

[0034] The first type of translation drive mechanism 3 includes a servo motor 31 installed on a side wall of one side of the translation cavity 21, the movable end of the servo motor 31 is connected to one end of a threaded rod 32, the other end of the threaded rod 32 is installed on the other side wall of the translation cavity 21 through a bearing, a movable plate 33 is arranged on the threaded rod 32, the movable plate 33 is connected to the threaded rod 32 through threads, and limit rods 34 are arranged on both sides of the movable plate 33, and the limit rods 34 pass through the movable plate 33.

[0035] In this embodiment, the translation drive mechanism 3 includes a servo motor 31, which is installed on the side wall of one side of the translation cavity 21. A threaded rod 32 is provided on the output end of the servo motor 31. One end of the threaded rod 32 is connected to the output end of the servo motor 31 through a coupling, and the other end of the threaded rod 32 is installed on the side wall of the other side of the translation cavity 21 through a bearing.

[0036] A movable plate 33 is passed through the threaded rod 32, and the movable plate 33 is connected to the threaded rod 32 by threads. At the same time, limiting rods 34 installed in the translation cavity 21 are provided on both sides of the movable plate 33, and the limiting rods 34 pass through the movable plate 33, so that the movable plate 33 is limited by the limiting rods 34, and then the threaded rod 32 is driven to rotate forward or reversely by the servo motor 31, so that the movable plate 33 is translated forward or reversely on the threaded rod 32, wherein the servo motor 31 adopts.

[0037] The second type of translation driving mechanism 3 includes a telescopic cylinder 35 installed on a side wall of the translation cavity 21 , the output end of the telescopic cylinder 35 is connected to a movable plate 33 , and limit rods 34 are provided on both sides of the movable plate 33 , and the limit rods 34 pass through the movable plate 33 .

[0038] In this embodiment, the translation drive mechanism 3 includes a telescopic cylinder 35, which is installed on the side wall of one side of the translation cavity 21. The end of the piston rod in the telescopic cylinder 35 is connected to one side of the movable plate 33. At the same time, both sides of the movable plate 33 are provided with limit rods 34 installed in the translation cavity 21. The limit rods 34 pass through the movable plate 33, so that the movable plate 33 is limited by the limit rods 34. Then, the movable plate 33 is pulled by the telescopic cylinder 35 to perform reciprocating motion on the limit rods 34. The telescopic cylinder 35 adopts an existing stainless steel cylinder, and its specific model is CRDNG-32-100-PPV-A-S2.

[0039] Example 3

[0040] refer to Figure 1-Figure 3 , is a structural schematic diagram of a scraper positioning device for grinding wheel production in this embodiment, which aims to solve the problem that the flatness of the grinding wheel raw material in the grinding wheel mold is completed manually and has poor consistency. Based on Example 1, this embodiment provides a further solution of the scraper mechanism 4. The specific structure of the scraper mechanism 4 in this embodiment will be described in detail below.

[0041] Specifically, the scraper mechanism 4 includes a scraper mounting plate 41 , which is connected to the lower surface of the movable plate 33 via a connecting rod 49 , and a scraper 43 is provided on the lower surface of the scraper mounting plate 41 via a scraper mounting frame 42 .

[0042] Specifically, the scraper mounting frame 42 includes a trapezoidal mounting block 44 installed on the lower surface of the scraper mounting plate 41, a rectangular mounting block 45 is provided on the lower surface of the trapezoidal mounting block 44, the scraper 43 is installed on the lower surface of the rectangular mounting block 45, a mounting groove 46 is provided on the lower surface of the rectangular mounting block 45, a fixing frame 47 is provided in the mounting groove 46, a fixing groove 48 is provided on the side of the fixing frame 47, the scraper 43 is embedded in the fixing groove 48 and fixed by bolts.

[0043] In this embodiment, the scraper mechanism 4 includes a scraper mounting plate 41, which is a rectangular plate connected to the lower surface of the movable plate 33 through connecting rods 49 at the four corners of the rectangular plate. The connection method can be welding.

[0044] A scraper mounting frame 42 is installed on the lower surface of the scraper mounting plate 41, and the scraper mounting frame 42 includes a connected trapezoidal mounting block 44 and a rectangular mounting block 45, wherein the trapezoidal mounting block 44 can be installed on the lower surface of the scraper mounting plate 41 by welding or pre-setting threaded holes, and the rectangular mounting block 45 is located below the trapezoidal mounting block 44.

[0045] A mounting groove 46 is provided on the lower surface of the rectangular mounting block 45, and a fixing frame 47 is provided in the mounting groove 46. The fixing frame 47 is in an inverted U shape, and the top of the inverted U-shaped fixing frame 47 is placed in the mounting groove 46. Bolts are passed through the rectangular mounting block 45 and the fixing frame 47 to fix the fixing frame 47 in the mounting groove 46. A fixing groove 48 is provided on the side of the fixing frame 47 and passes through the fixing frame 47. The scraper 43 is embedded in the fixing groove 48 and fixed by bolts.

[0046] Although the specific implementation of the utility model is described in detail in conjunction with the drawings, it should not be understood as limiting the scope of protection of this patent. Within the scope described in the claims, various modifications and variations that can be made by those skilled in the art without creative work still fall within the scope of protection of this patent.

Claims

1. A scraper positioning device for grinding wheel production, characterized in that: The invention comprises a base (1) and a mounting platform (2) mounted on the base (1); a translation cavity (21) is provided on the mounting platform (2), a translation driving mechanism (3) is provided in the translation cavity (21); a scraping mechanism (4) is provided on the translation driving mechanism (3); The base (1) located below the scraper mechanism (4) is provided with a sliding groove (11) for fixing the mold (5); a sliding plate (51) is provided at the bottom of the mold (5), and clamping grooves (12) are provided on both sides of the sliding groove (11). The two ends of the sliding plate (51) are clamped into the clamping grooves (12) to make the mold (5) slide in the sliding groove (11), and the mold (5) is fixed in the sliding groove (11) by a fixing pin (13) passing through the base (1) and the sliding plate (51).

2. The scraper positioning device for grinding wheel production according to claim 1, characterized in that: The mounting platform (2) is connected to the base (1) via a connecting column (22), and the mounting platform (2) is fixed to the connecting column (22) via a locking bolt (23).

3. The scraper positioning device for grinding wheel production according to claim 1, characterized in that: The translation drive mechanism (3) comprises a servo motor (31) mounted on a side wall of one side of the translation chamber (21), a movable end of the servo motor (31) being connected to one end of a threaded rod (32), and the other end of the threaded rod (32) being mounted on the other side wall of the translation chamber (21) via a bearing; A movable plate (33) is arranged on the threaded rod (32), and the movable plate (33) is connected to the threaded rod (32) via threads; limiting rods (34) are arranged on both sides of the movable plate (33), and the limiting rods (34) pass through the movable plate (33).

4. The scraper positioning device for grinding wheel production according to claim 1, characterized in that: The translation drive mechanism (3) comprises a telescopic cylinder (35) mounted on a side wall of the translation chamber (21), the output end of the telescopic cylinder (35) being connected to a movable plate (33); limiting rods (34) are arranged on both sides of the movable plate (33), and the limiting rods (34) pass through the movable plate (33).

5. The scraper positioning device for grinding wheel production according to claim 3 or 4, characterized in that: The scraper mechanism (4) comprises a scraper mounting plate (41), wherein the scraper mounting plate (41) is connected to the lower surface of the movable plate (33) via a connecting rod (49); a scraper (43) is arranged on the lower surface of the scraper mounting plate (41) via a scraper mounting frame (42).

6. The scraper positioning device for grinding wheel production according to claim 5, characterized in that: The scraper mounting frame (42) comprises a trapezoidal mounting block (44) mounted on the lower surface of the scraper mounting plate (41), and a rectangular mounting block (45) is provided on the lower surface of the trapezoidal mounting block (44); the scraper (43) is mounted on the lower surface of the rectangular mounting block (45).

7. The scraper positioning device for grinding wheel production according to claim 6, characterized in that: The lower surface of the rectangular mounting block (45) is provided with a mounting groove (46), a fixing frame (47) is arranged in the mounting groove (46), a fixing groove (48) is provided on the side of the fixing frame (47), and the scraper (43) is embedded in the fixing groove (48) and fixed by bolts.

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