Honing head with replaceable honing strips

Abstract

The utility model discloses a honing head with a replaceable honing strip, particularly relates to the technical field of honing rods, and comprises a mounting head, a connecting rod is fixedly connected to the bottom end of the mounting head, a base is arranged at the bottom end of the connecting rod, a rotating wheel bin is fixedly connected to the bottom end of the base, a plurality of through holes are formed in the outer wall of the rotating wheel bin, and a shaft rod is fixedly connected to the bottom end of the rotating wheel bin. The bottom end of the shaft rod is detachably connected with a cover plate through a screw, a motor is fixedly installed at the top end of the base, and the output end of the motor penetrates through the base and the rotating wheel bin and extends into the rotating wheel bin to be in transmission connection with a driving wheel. When the honing strip rotates, uniform honing can be carried out on the surface of a workpiece, the machining error is reduced, the service life of the honing strip is prolonged, the honing strip can be fully used, meanwhile, the honing strip can be quickly disassembled and replaced, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of honing rods, and more specifically, to a honing head with replaceable honing bars. Background Art

[0002] Honing is a process used to finish the inner hole surface of the workpiece. The main function of honing is to remove the tiny peaks and valleys on the inner hole surface of the workpiece, reduce the surface roughness, and improve the geometric shape accuracy and surface quality of the inner hole.

[0003] At present, the traditional floating adjustable honing rod has a problem that the honing strips will be greatly worn on the surface after long-term use. It is costly to replace the honing rod, and it is time-consuming and labor-intensive to replace the honing strips separately, and it is inconvenient to install.

[0004] After searching, the Chinese patent with authorization announcement number CN212071547U discloses a floating adjustable honing rod, which has a mounting head at the top of the honing rod, a connecting rod below the mounting head, a base at the bottom of the connecting rod, a plurality of grooves at the bottom of the base, an axle at the bottom of the base, a cover plate detachably connected to the bottom of the axle by countersunk screws, and the honing strip is detachably connected to the grooves on the cover plate and the base.

[0005] However, in actual use, due to the fixed position of the honing stick, only the honing stick on one side can be honed, resulting in waste of the honing stick, and frequent replacement of the honing stick affects the honing efficiency. Utility Model Content

[0006] In order to overcome the above defects of the prior art, the utility model provides a honing head with replaceable honing bars to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a honing head with replaceable honing bars, comprising a mounting head, a connecting rod is fixedly connected to the bottom end of the mounting head, a base is arranged at the bottom end of the connecting rod, a rotating wheel bin is fixedly connected to the bottom end of the base, a plurality of through holes are arranged on the outer wall of the rotating wheel bin, a shaft is fixedly connected to the bottom end of the rotating wheel bin, and a cover plate is detachably connected to the bottom end of the shaft by screws;

[0008] A motor is fixedly installed on the top of the base, and the output end of the motor penetrates the base and the rotary wheel bin and extends to the inside of the rotary wheel bin for transmission connection with a driving wheel. Multiple driven wheels are arranged on both sides of the driving wheel, and the multiple driven wheels are internally connected with a movable rod for transmission. One end of the movable rod penetrates the rotary wheel bin and the shaft rod and is detachably connected with a honing strip. One end of the movable rod penetrates the honing strip and extends to the inside of the cover plate.

[0009] In order to achieve the effect of disassembling and installing the motor and allowing the connecting rod to ventilate, preferably, a cavity is provided inside the connecting rod, a plurality of ventilation holes are provided on the outer wall of the connecting rod, a convex plate is fixedly connected to the top of the base, and the outer wall of the convex plate is threadedly connected to the inside of the connecting rod.

[0010] In order to achieve the effect of rotating the movable rod, preferably, a plurality of first grooves are provided on the top of the cover plate, and one end of the movable rod is movably connected inside the first groove.

[0011] In order to achieve the effect of fixing the cover plate, preferably, a plurality of second grooves are provided at the bottom of the shaft rod, and a threaded hole is provided at the bottom of the shaft rod.

[0012] In order to achieve the effect of fixing the cover plate to the shaft rod, preferably, a positioning column is fixedly connected to the cover plate at a position corresponding to the second groove, and a threaded hole is provided at the bottom end of the cover plate.

[0013] In order to achieve the effect of the honing strip rotating in the shaft, preferably, the honing strip is arranged in a cylindrical shape, a plurality of placement grooves are arranged at the end of the shaft, an outward-turned convex surface is arranged between two adjacent placement grooves, one end of the honing strip passes through the shaft and extends into the placement groove, and the placement groove matches the honing strip.

[0014] Technical effects and advantages of the utility model:

[0015] 1. By setting a motor, a driving wheel, a driven wheel, a movable rod, and a honing bar, the motor is started, and the output end of the motor drives the driving wheel to rotate, and the driving wheel drives multiple driven wheels to rotate, thereby realizing synchronous rotation between the driving wheel and the driven wheels, ensuring smooth and coordinated operation, and simplifying the maintenance cost and complexity of one motor-driven rotation, and the movable rod is driven to rotate when the driven wheel rotates. Since the movable rod penetrates the honing bar, the honing bar can be rotated when the movable rod rotates, which enhances the honing efficiency, reduces the processing error, and fully utilizes the honing bar, prolonging the service life of the honing bar;

[0016] 2. By setting the shaft, honing strips, positioning columns, cover plates and screws, the cover plate is pushed to push the positioning columns on the cover plate into the second groove of the shaft, and then the shaft and the cover plate are fixed with screws. The honing strips can be quickly replaced, the operation is convenient, time is saved, and production efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] Figure 2 It is a schematic diagram of the structure of one side of the honing head of the utility model.

[0019] Figure 3 This is a schematic diagram of the shaft rod structure of the utility model.

[0020] Figure 4 This is a schematic diagram of the cover plate and positioning column structure of the utility model.

[0021] Figure 5 This is a schematic diagram of the internal structure of the rotary bin of the utility model.

[0022] Figure 6 This is a schematic diagram of the shaft and honing strip structure of the utility model.

[0023] The accompanying drawings are marked as follows: 1. mounting head; 2. connecting rod; 3. base; 4. rotating wheel compartment; 5. shaft rod; 6. screw; 7. cover plate; 8. motor; 9. driving wheel; 10. driven wheel; 11. movable rod; 12. honing strip; 13. convex plate; 14. first groove; 15. second groove; 16. positioning column; 17. placement groove. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] As attached Figure 1-5 The honing head with replaceable honing bars shown in the figure comprises a mounting head 1, a connecting rod 2 is fixedly connected to the bottom end of the mounting head 1, a base 3 is arranged at the bottom end of the connecting rod 2, a rotating wheel bin 4 is fixedly connected to the bottom end of the base 3, a plurality of through holes are arranged on the outer wall of the rotating wheel bin 4, a shaft rod 5 is fixedly connected to the bottom end of the rotating wheel bin 4, and a cover plate 7 is detachably connected to the bottom end of the shaft rod 5 through a screw 6;

[0026] A motor 8 is fixedly installed on the top of the base 3, and the output end of the motor 8 passes through the base 3 and the wheel bin 4 and extends to the inside of the wheel bin 4 for transmission connection with a driving wheel 9. Multiple driven wheels 10 are arranged on both sides of the driving wheel 9. The multiple driven wheels 10 are internally connected with a movable rod 11 for transmission. One end of the movable rod 11 passes through the wheel bin 4 and the shaft rod 5 and is detachably connected with a honing strip 12. One end of the movable rod 11 passes through the honing strip 12 and extends to the inside of the cover plate 7.

[0027] Specifically, in this structure, by starting the motor 8, the output end of the motor 8 drives the driving wheel 9 to rotate, the driving wheel 9 drives the driven wheel 10 to rotate, and the driven wheel 10 drives the honing bar 12 to perform honing through the movable rod 11.

[0028] In a specific embodiment, as shown in the attached Figure 1As shown, a cavity is provided inside the connecting rod 2, a plurality of vent holes are provided on the outer wall of the connecting rod 2, a convex plate 13 is fixedly connected to the top of the base 3, and the outer wall of the convex plate 13 is threadedly connected to the inside of the connecting rod 2.

[0029] Specifically, in this structure, the convex plate 13 at the top of the base 3 is threadedly connected to the connecting rod 2. The disassembly of the base 3 and the connecting rod 2 facilitates the installation and disassembly of the motor 8, and the vent hole on the connecting rod 2 prevents the motor 8 from being damaged.

[0030] In a specific embodiment, as shown in the attached Figure 1 , 4 As shown, a plurality of first grooves 14 are provided at the top of the cover plate 7 , and one end of the movable rod 11 is movably connected inside the first groove 14 to facilitate the rotation of the movable rod 11 .

[0031] Specifically, in this structure, a first groove 14 is provided on the cover plate 7 , and one end of the movable rod 11 is movably connected to the first groove 14 . The first groove 14 supports the movable rod 11 , so as to facilitate the rotation of the movable rod 11 .

[0032] In a specific embodiment, as shown in the attached Figure 3 , 6 As shown, a plurality of second grooves 15 are provided at the bottom of the shaft rod 5 , and a threaded hole is provided at the bottom of the shaft rod 5 to facilitate fixing the cover plate 7 .

[0033] Specifically, in this structure, a plurality of second grooves 15 and threaded holes are provided on the shaft rod 5 to facilitate fixing of the cover plate 7 .

[0034] In a specific embodiment, as shown in the attached Figure 4 As shown, a positioning column 16 is fixedly connected to the cover plate 7 at a position corresponding to the second groove 15 , and a threaded hole is provided at the bottom end of the cover plate 7 to facilitate fixing the cover plate 7 to the bottom end of the shaft 5 and disassembly of the honing stick 12 .

[0035] Specifically, in this structure, the cover plate 7 is pushed to allow the positioning column 16 to enter the second groove 15, and then the screw 6 is tightened to complete the installation of the honing stick 12. The screw 6 is removed and the cover plate 7 is taken out, and the honing stick 12 can be replaced.

[0036] In a specific embodiment, as shown in the attached Figure 1 , 3 As shown in , 6, the honing bar 12 is configured to be cylindrical, and a plurality of placement grooves 17 are provided at the end of the shaft 5, and an outward-turned convex surface is provided between two adjacent placement grooves 17. One end of the honing bar 12 passes through the shaft 5 and extends into the placement groove 17, and the placement groove 17 matches the honing bar 12.

[0037] Specifically, in this structure, the honing bar 12 is placed in the placement groove 17 inside the shaft 5. Since the placement groove 17 matches the honing bar 12 and a convex surface is provided between the two placement grooves 17, after the honing bar 12 is placed in the placement groove 17, it is convenient for the honing bar 12 to hone the object.

[0038] The working principle of the utility model is as follows: when in use, after the mounting head 1 is mounted on the instrument, the instrument drives the honing head to be placed on the object to be processed, and when the instrument drives the honing head to rotate, the motor 8 is started to rotate the driving wheel 9, and when the driving wheel 9 rotates, the driven wheel 10 is driven to rotate, and the driven wheel 10 drives the movable rod 11 to rotate the honing bar 12 to hone the object;

[0039] When the honing is completed and the honing bar 12 needs to be replaced, the screw 6 at the bottom end of the cover plate 7 is removed, and the cover plate 7 is taken down so that the honing bar 12 can be removed for replacement. After replacement, the positioning column 16 of the cover plate 7 is aligned with the second groove 15 and then the screw 6 is tightened for continued use.

[0040] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A honing head with replaceable honing bars, comprising a mounting head (1), characterized in that: The bottom end of the mounting head (1) is fixedly connected to a connecting rod (2), the bottom end of the connecting rod (2) is provided with a base (3), the bottom end of the base (3) is fixedly connected to a wheel bin (4), the outer wall of the wheel bin (4) is provided with a plurality of through holes, the bottom end of the wheel bin (4) is fixedly connected to a shaft rod (5), and the bottom end of the shaft rod (5) is detachably connected to a cover plate (7) via a screw (6); A motor (8) is fixedly mounted on the top of the base (3); an output end of the motor (8) penetrates the base (3) and the wheel bin (4) and extends to the inside of the wheel bin (4) for transmission connection with a driving wheel (9); a plurality of driven wheels (10) are arranged on both sides of the driving wheel (9); a plurality of driven wheels (10) are internally transmission connected with a movable rod (11); one end of the movable rod (11) penetrates the wheel bin (4) and the shaft (5) and is detachably connected with a honing strip (12); one end of the movable rod (11) penetrates the honing strip (12) and extends to the inside of the cover plate (7).

2. The honing head with replaceable honing sticks according to claim 1, characterized in that: The connecting rod (2) is provided with a cavity inside, the connecting rod (2) is provided with a plurality of ventilation holes on its outer wall, a convex plate (13) is fixedly connected to the top end of the base (3), and the outer wall of the convex plate (13) is threadedly connected to the inside of the connecting rod (2).

3. The honing head with replaceable honing sticks according to claim 1, characterized in that: A plurality of first grooves (14) are provided at the top end of the cover plate (7), and one end of the movable rod (11) is movably connected inside the first groove (14).

4. The honing head with replaceable honing sticks according to claim 1, characterized in that: A plurality of second grooves (15) are provided at the bottom of the shaft rod (5), and a threaded hole is provided at the bottom of the shaft rod (5).

5. The honing head with replaceable honing sticks according to claim 1, characterized in that: A positioning column (16) is fixedly connected to the cover plate (7) at a position corresponding to the second groove (15), and a threaded hole is provided at the bottom end of the cover plate (7).

6. The honing head with replaceable honing sticks according to claim 1, characterized in that: The honing bar (12) is arranged in a cylindrical shape, a plurality of placement grooves (17) are arranged at the end of the shaft (5), an outwardly turned convex surface is arranged between two adjacent placement grooves (17), one end of the honing bar (12) penetrates into the shaft (5) and extends into the placement groove (17), and the placement groove (17) matches the honing bar (12).

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