CN216759196U

CN216759196U - Cutter grinding device

Info

Publication number: CN216759196U
Application number: CN202123434472.2U
Authority: CN
Inventors: 朱志林; 朱延迪
Original assignee: Jingzhou Yuanhang Tool Co ltd
Current assignee: Jingzhou Yuanhang Tool Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-06-17
Anticipated expiration: 2031-12-30

Abstract

The utility model provides a cutter grinding device, which relates to the technical field of part processing equipment and comprises a machine base, a placing table, a grinding column and an outer cover box with a downward opening, wherein the machine base is provided with a grinding head; the placing table is disc-shaped, and a plurality of placing grooves are formed in the upper surface of the placing table along the circumferential direction of the placing table; the outer cover box is fixed on the base, the placing table is positioned in the outer cover box, the base is provided with a control assembly for controlling the placing table to move along the vertical direction, the outer cover box is provided with a plurality of rectangular holes, the rectangular holes are in one-to-one correspondence with the placing grooves in the vertical direction, and the side wall of the outer cover box is provided with a window; the support column is arranged on the base, the support column upper end is fixedly provided with the support plate, the polishing column is rotatably connected below the support plate, the polishing column is positioned above the outer cover box and is close to the upper surface of the outer cover box, and the polishing column completely covers the rectangular hole along the projection of the area formed by rotating a circle along the axial direction of the placing table. The problems of low processing efficiency and low product percent of pass in the prior art are solved.

Description

Cutter grinding device

Technical Field

The utility model relates to the technical field of part processing equipment, in particular to a cutter grinding device.

Background

The surface of the cutter required by the automobile part machining needs to be polished in the machining and manufacturing process, and the redundant part is ground off, so that the thickness and the smoothness of the cutter meet the requirements. In the prior art, a grinding machine is adopted for grinding, workpieces are clamped by using clamps and the like, then grinding is carried out, one clamp can only clamp one workpiece generally, the machining efficiency is low, the thickness and the size of a tool after grinding are not controlled conveniently, and the product percent of pass is not high.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a cutter grinding device which solves the problems of low machining efficiency and low product percent of pass in the prior art.

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

a cutter grinding device comprises a machine base, a placing table, a grinding column and an outer cover box with a downward opening;

the placing table is disc-shaped, and a plurality of placing grooves are formed in the upper surface of the placing table along the circumferential direction of the placing table;

the outer cover box is fixed on the base, the placing table is positioned in the outer cover box, a control assembly for controlling the placing table to move along the vertical direction is arranged on the base, a plurality of rectangular holes are formed in the outer cover box, the rectangular holes correspond to the placing grooves in the vertical direction one by one, and a window is formed in the side wall of the outer cover box;

the support column is arranged on the base, the support column upper end is fixedly provided with the support plate, the polishing column is rotatably connected below the support plate, the polishing column is positioned above the outer cover box and is close to the upper surface of the outer cover box, and the polishing column completely covers the rectangular hole along the projection of the area formed by rotating a circle along the axial direction of the placing table.

Compared with the prior art, the utility model has the following beneficial effects:

the placing groove of the placing table is used for placing the cutter, and the rectangular hole of the outer cover box is used for the cutter to extend out; the grinding column rotates to grind the cutters extending out of the outer cover box, so that a plurality of cutters can be positioned at the same time, and the machining efficiency is improved; the vertical movement of the placing table is controlled by the control assembly, and the cutter is controlled to extend out of the height of the outer cover box, so that the thickness of the cutter is controlled, and the qualified rate of products is improved.

Preferably, the control assembly comprises a hydraulic cylinder, the hydraulic cylinder is arranged in the base, a hydraulic rod of the hydraulic cylinder penetrates through a hole in butt joint with the bottom of the placement table, the hydraulic rod and the placement table are coaxially arranged, a fixing block is fixedly arranged at the upper end of the hydraulic rod, and a fixing groove matched with the fixing block is formed in the bottom of the placement table.

Preferably, the control assembly further comprises a strip-shaped positioning block arranged on the base, the strip-shaped positioning block is located in the outer cover box, and a strip-shaped positioning groove matched with the strip-shaped positioning block is formed in the bottom of the placing table.

Preferably, two positioning rods are arranged on the top wall in the outer cover box, and positioning grooves matched with the positioning rods are formed in the upper surface of the placing table.

Preferably, polishing motor has set firmly in the backup pad, and the polishing motor output sets up downwards, and backup pad below rigid coupling has the fixed disk, and polishing motor's output rotates to be connected on the fixed disk, the coaxial rigid coupling of polishing motor's output has sun gear, the post of polishing is equipped with a plurality of, and a plurality of polishing post sets up at the fixed disk lower surface along fixed disk circumference, the fixed disk with place the coaxial setting of platform, the coaxial pinion that is equipped with sun gear engagement on the post of polishing, and mutually noninterfere between a plurality of pinion. Preferably, the support column rotates to be connected in the frame, has set firmly rotation motor and supporting seat on the frame, rotates on the supporting seat and installs the dwang, dwang one end and the output rigid coupling that rotates the motor, and other end fixed mounting has initiative bevel gear, dwang perpendicular to support column setting, on the support column coaxial be equipped with the passive bevel gear of initiative bevel gear meshing.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

Fig. 1 is a partially sectional view of the overall structure of an embodiment of the present invention.

Fig. 2 is an enlarged schematic view of a portion a of fig. 1.

Fig. 3 is a schematic top view of the hydraulic ram.

Fig. 4 is a schematic bottom view of the placement table.

Fig. 5 is a schematic top view of the placement stage.

In the above drawings: 1. a machine base; 11. a support column; 12. polishing the motor; 13. fixing the disc; 14. rotating the motor; 15. a supporting seat; 2. a hydraulic cylinder; 21. a fixed block; 3. a placing table; 31. a placement groove; 32. fixing the groove; 33. a strip-shaped positioning groove; 34. positioning a groove; 4. an outer cover box; 41. a rectangular hole; 42. a window; 43. positioning a rod; 5. polishing the column; 6. a strip-shaped positioning block; 7. rotating the rod; 8. a driving bevel gear; 9. a driven bevel gear.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the utility model clearer and easier to understand, the technical scheme of the utility model is further explained in the following with the accompanying drawings and the embodiments.

As shown in fig. 1 to 5, the embodiment of the present invention provides a tool grinding apparatus, which includes a machine base 1, a placing table 3, a grinding column 5, and an outer cover box 4 with a downward opening; the placing table 3 is disc-shaped, and a plurality of placing grooves 31 are formed in the upper surface of the placing table 3 along the circumferential direction of the placing table; the outer cover box 4 is fixed on the base 1, the section of the outer cover box 4 is in an inverted U shape, the placing table 3 is positioned in the outer cover box 4, the base 1 is provided with a control assembly for controlling the placing table 3 to move along the vertical direction, the outer cover box 4 is provided with a plurality of rectangular holes 41, the rectangular holes 41 correspond to the placing grooves 31 in the vertical direction one by one, and the side wall of the outer cover box 4 is provided with a window 42; be equipped with support column 11 on the frame 1, 11 upper ends of support column set firmly the backup pad, and 5 rotations of post of polishing are connected in the backup pad below, and the post of polishing 5 is located outer cover case 4 tops and is close to outer cover case 4 upper surface, and the post of polishing 5 covers completely along placing 3 axial rotation a week regional in the ascending projection of vertical side that forms of platform rectangular hole 41.

The upper surface of the placing table 3 is provided with a plurality of placing grooves 31 along the circumferential direction for placing the cutters, so that a plurality of cutters can be fixed at the same time, the polishing is convenient, and the efficiency is improved; the sum of the depth of the placing groove 31 and the depth of the rectangular hole 41 is smaller than the thickness of the cutter, so that the cutter can conveniently extend out of the rectangular hole 41, and the cutter can be polished; the control assembly is arranged to control the placing table 3 to move in the vertical direction and control the upward height of the placing table, so that the height of the cutter extending out of the rectangular hole 41 is controlled, the height of the polishing column 5 is unchanged, the distance between the lower end of the polishing column 5 and the outer cover box 4 is unchanged, along with the extension of the cutter, the part of the cutter extending out, the length of which is greater than the distance between the lower end of the polishing column 5 and the outer cover box 4, can be ground, the higher the total height of the cutter extending out is, the smaller the thickness of the cutter after polishing is, and therefore the thickness of the cutter after polishing is controlled, the polishing of cutters with different thicknesses is met, and the product qualification rate is improved; meanwhile, the outer cover box 4 is fixed, and the grinding column 5 only grinds the upper surface of the cutter extending out of the rectangular hole 41, so that damage to other parts of the cutter caused by misoperation is avoided; the outer cover box 4 is provided with a window 42, and the placing table 3 is integrally taken out or placed in the window, so that a cutter can be conveniently taken out or placed; the grinding column 5 is close to the upper surface of the outer cover box 4 and is not in contact with the outer cover box 4, so that the upper surface of the outer cover box 4 is prevented from being worn out when a cutter is ground.

As shown in fig. 1 to 4, the control assembly includes a hydraulic cylinder 2, the inside of the base 1 is hollow, the hydraulic cylinder 2 is disposed in the base 1, a hole for a hydraulic rod of the hydraulic cylinder 2 to pass through and abut against the bottom of the placing table 3 is formed in the base 1, the hydraulic rod and the placing table 3 are coaxially disposed, a fixing block 21 is fixedly disposed at the upper end of the hydraulic rod, and a fixing groove 32 matched with the fixing block 21 is formed in the bottom of the placing table 3. Firstly, a placing table 3 is placed on a machine base 1 and positioned in an outer cover box 4, a hydraulic cylinder 2 is started, a hydraulic rod of the hydraulic cylinder 2 extends, the upper end of the hydraulic rod provided with a fixing block 21 is matched with a fixing groove 32 of the placing table 3, the hydraulic rod abuts against the placing table 3, the hydraulic rod moves upwards under the action of the hydraulic rod, and the extending height of a cutter is controlled; the fixing block 21 and the fixing groove 32 matched with the fixing block are arranged, so that the placing table 3 is prevented from rotating along the axial direction of the hydraulic rod, and the limiting effect is achieved.

As shown in fig. 1, 2 and 3, the control assembly further includes a bar-shaped positioning block 6 disposed on the base 1, the bar-shaped positioning block 6 is located in the outer cover box 4, and a bar-shaped positioning groove 33 engaged with the bar-shaped positioning block 6 is disposed at the bottom of the placing table 3. When placing platform 3 and placing on frame 1 and make bar positioning groove 33 and bar locating piece 6 cooperate, it is coaxial with the hydraulic stem just to place platform 3, the hydraulic stem of being convenient for fast with place 3 butts of platform. The length direction of the strip-shaped positioning block 6 in this embodiment is perpendicular to the side wall of the outer cover box 4 provided with the window 42, so that the placing table 3 can be conveniently placed in the outer cover box 4 and the strip-shaped positioning groove 33 can be matched with the strip-shaped positioning block 6.

As shown in fig. 2 and 5, two positioning rods 43 are disposed on the inner top wall of the outer cover box 4, and a positioning groove 34 is disposed on the upper surface of the placing table 3. In the process of moving the placing table 3 upward, the positioning rod 43 is first inserted into the positioning groove 34, which plays a guiding role in the movement of the placing table 3 and simultaneously prevents the placing table 3 from rotating, so that the cutter can accurately pass through the rectangular hole 41.

As shown in fig. 1, polishing motor 12 has been set firmly in the backup pad, and polishing motor 12 output sets up downwards, and backup pad below rigid coupling has fixed disk 13, and polishing motor 12's output rotates to be connected on fixed disk 13, the coaxial rigid coupling of polishing motor 12's output has sun gear, polishing post 5 is equipped with a plurality of, and a plurality of polishing post 5 sets up at fixed disk 13 lower surface along fixed disk 13 circumference, fixed disk 13 and the coaxial setting of placing platform 3, and polishing post 5 goes up coaxial being equipped with sun gear engaged's pinion, and mutual noninterference between a plurality of pinion. Polish through the 5 rotations of the 12 drive columns of polishing of grinding motor, set up a plurality of columns of polishing 5, when fixed disk 13 rotates, a plurality of columns of polishing 5 are simultaneously polished placing the cutter on the dish 3, raise the efficiency.

As shown in fig. 1, support column 11 rotates to be connected in frame 1, has set firmly rotating electrical machines 14 and supporting seat 15 on the frame 1, rotates on the supporting seat 15 and installs dwang 7, dwang 7 one end and rotating electrical machines 14's output rigid coupling, other end fixed mounting has initiative bevel gear 8, dwang 7 perpendicular to support column 11 sets up, on the support column 11 coaxial be equipped with the driven bevel gear 9 of initiative bevel gear 8 meshing. The rotating motor 14 rotates to drive the rotating rod 7 to rotate, so that the driven bevel gear 9 meshed with the driving bevel gear 8 rotates, the supporting column 11 rotates along the axial direction of the supporting column 11, the position of the grinding column 5 can be adjusted, and the ground chips on the outer cover box 4 can be cleaned conveniently.

Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.

Claims

1. A cutter grinder is characterized in that: comprises a machine base (1), a placing table (3), a grinding column (5) and an outer cover box (4) with a downward opening;

the placing table (3) is disc-shaped, and a plurality of placing grooves (31) are formed in the upper surface of the placing table (3) along the circumferential direction of the placing table;

the outer cover box (4) is fixed on the base (1), the placing table (3) is located in the outer cover box (4), a control assembly for controlling the placing table (3) to move in the vertical direction is arranged on the base (1), a plurality of rectangular holes (41) are formed in the outer cover box (4), the rectangular holes (41) are in one-to-one correspondence with the placing grooves (31) in the vertical direction, and a window (42) is formed in the side wall of the outer cover box (4);

be equipped with support column (11) on frame (1), support column (11) upper end sets firmly the backup pad, and polishing column (5) rotate to be connected in the backup pad below, and polishing column (5) are located outer cover case (4) top and are close to outer cover case (4) upper surface, and polishing column (5) are along placing platform (3) axial rotation a week regional on vertical ascending projection that forms and cover completely rectangular hole (41).

2. A tool sharpening apparatus according to claim 1, wherein: the control assembly comprises a hydraulic cylinder (2), the hydraulic cylinder (2) is arranged in the machine base (1), a hydraulic rod of the hydraulic cylinder (2) penetrates through a hole in the bottom of the placing table (3) and abuts against the hole, the hydraulic rod is coaxially arranged with the placing table (3), a fixing block (21) is fixedly arranged at the upper end of the hydraulic rod, and a fixing groove (32) matched with the fixing block (21) is formed in the bottom of the placing table (3).

3. A tool sharpening apparatus according to claim 2, wherein: the control assembly further comprises a bar-shaped positioning block (6) arranged on the base (1), the bar-shaped positioning block (6) is located in the outer cover box (4), and a bar-shaped positioning groove (33) matched with the bar-shaped positioning block (6) is formed in the bottom of the placing table (3).

4. A tool sharpening apparatus according to claim 1, wherein: two positioning rods (43) are arranged on the inner top wall of the outer cover box (4), and positioning grooves (34) matched with the positioning rods are arranged on the upper surface of the placing table (3).

5. A tool sharpening apparatus according to claim 1, wherein: grinding motor (12) has set firmly in the backup pad, and grinding motor (12) output sets up downwards, and backup pad below rigid coupling has fixed disk (13), and the output of grinding motor (12) rotates and connects on fixed disk (13), the coaxial rigid coupling of output of grinding motor (12) has sun gear, grinding post (5) are equipped with a plurality of, and a plurality of grinding post (5) set up at fixed disk (13) lower surface along fixed disk (13) circumference, fixed disk (13) and place the coaxial setting of platform (3), grind on post (5) coaxial be equipped with sun gear meshed's pinion, and mutual noninterference between a plurality of pinion.

6. A tool sharpening apparatus according to claim 1, wherein: support column (11) rotate to be connected in frame (1), have set firmly rotation motor (14) and supporting seat (15) on frame (1), rotate on supporting seat (15) and install dwang (7), dwang (7) one end and the output rigid coupling of rotation motor (14), other end fixed mounting has initiative bevel gear (8), dwang (7) perpendicular to support column (11) set up, support column (11) go up coaxial be equipped with passive bevel gear (9) of initiative bevel gear (8) meshing.