CN219484419U - Double-sided gear grinding equipment for circular saw blade - Google Patents
Double-sided gear grinding equipment for circular saw blade Download PDFInfo
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- CN219484419U CN219484419U CN202320742887.6U CN202320742887U CN219484419U CN 219484419 U CN219484419 U CN 219484419U CN 202320742887 U CN202320742887 U CN 202320742887U CN 219484419 U CN219484419 U CN 219484419U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model belongs to the technical field of circular saw blade gear grinding equipment, and particularly relates to double-side gear grinding equipment for a circular saw blade, which comprises a left grinding wheel device, a right grinding wheel device, a first driving mechanism and a second driving mechanism, wherein the left grinding wheel device and the right grinding wheel device have the same structure; the left grinding wheel device and the right grinding wheel device respectively comprise a base, a bottom plate, a mounting plate and a grinding wheel motor which are sequentially arranged, the mounting plate is in sliding connection with the bottom plate along the X direction, the output end of the grinding wheel motor is provided with a grinding wheel, the axis of the grinding wheel faces the X direction, the bottom plate is rotationally connected with the base, the rotation axis of the bottom plate faces the Z direction, and the bottom plate is driven to rotate by a third driving mechanism; the left grinding wheel device and the right grinding wheel device are oppositely arranged along the Y direction, a grinding gap is formed between the two grinding wheels, the first driving mechanism is used for driving the two mounting plates to slide along the X direction at the same time, and the second driving mechanism is used for driving the left grinding wheel device and the right grinding wheel device to move close to or far away from each other along the Y direction.
Description
Technical Field
The utility model belongs to the technical field of circular saw blade gear grinding equipment, and particularly relates to double-side gear grinding equipment for a circular saw blade.
Background
The hard alloy circular saw blade is widely used for cutting wood, aluminum and steel. When producing the hard alloy circular saw blade, the hard alloy cutter head (saw tooth) welded on the circumference of the circular saw blade is required to be sharpened on the circular saw blade tooth grinding equipment. The existing circular saw blade gear grinding equipment can grind the two sides of the circular saw blade cutter head, and comprises two grinding wheels and a grinding wheel driving mechanism, wherein the two grinding wheels are positioned on the two sides of the circular saw blade, and the two grinding wheels grind the two sides of the saw teeth simultaneously.
The existing circular saw blade gear grinding equipment has the following defects: the grinding wheel driving mechanism has complex structure, large occupied space and poor transmission stability; the two side surfaces of the saw teeth of the circular saw blade are provided with a certain inclination angle so as to reduce the cutting resistance of the circular saw blade, and two grinding wheels are provided with a certain included angle with the circular saw blade in order to match the inclination angle of the side surfaces of the saw teeth; the included angle between the existing other grinding wheel and the circular saw blade can be adjusted, but manual adjustment is needed, the adjustment precision is low, and the adjustment efficiency is low.
Disclosure of Invention
The utility model provides double-side gear grinding equipment for a circular saw blade, which aims to solve the problems that the structure of the circular saw blade gear grinding equipment in the prior art is complex and the included angle between two grinding wheels is manually adjusted.
In order to solve the technical problems, the technical scheme adopted by the utility model is that the double-side gear grinding equipment of the circular saw blade comprises a left grinding wheel device, a right grinding wheel device, a first driving mechanism and a second driving mechanism, wherein the left grinding wheel device and the right grinding wheel device have the same structure;
the left grinding wheel device and the right grinding wheel device respectively comprise a base, a bottom plate, a mounting plate and a grinding wheel motor which are sequentially arranged, the mounting plate is in sliding connection with the bottom plate along the X direction, the output end of the grinding wheel motor is provided with a grinding wheel, the axis of the grinding wheel faces the X direction, the bottom plate is rotationally connected with the base, the rotation axis of the bottom plate faces the Z direction, and the bottom plate is driven to rotate by a third driving mechanism;
the left grinding wheel device and the right grinding wheel device are oppositely arranged along the Y direction, a grinding gap is formed between the two grinding wheels, the first driving mechanism is used for driving the two mounting plates to slide along the X direction at the same time, and the second driving mechanism is used for driving the left grinding wheel device and the right grinding wheel device to move close to or far away from each other along the Y direction.
Preferably, the first driving mechanism comprises a first motor, a screw rod sliding block assembly, a first guide rail sliding block assembly and a first connecting plate, wherein the output end of the first motor is connected with a screw rod of the screw rod sliding block assembly, one end of the first connecting plate is fixedly connected with a sliding block of the screw rod sliding block assembly and a sliding block of the first guide rail sliding block assembly respectively, two waist-shaped holes are formed in the other end of the first connecting plate, the length direction of each waist-shaped hole faces to the Y direction, a connecting shaft is fixedly arranged on the mounting plate, a bearing is sleeved on the connecting shaft, and the bearing is arranged in the corresponding waist-shaped hole. The output end of the first motor is connected with the screw rod of the screw rod sliding block assembly, so that the first driving mechanism is simple in structure, ingenious in design, compact in layout, stable in driving and low in cost.
Preferably, the second driving mechanism comprises a second motor, an eccentric wheel and a second guide rail sliding block assembly, the eccentric wheel is connected with the output end of the second motor, the axis of the eccentric wheel faces to the Z direction, a driving groove matched with the eccentric wheel is formed in the base, and the base is fixedly connected with the sliding block of the second guide rail sliding block assembly. The eccentric wheel is matched with the driving groove, so that the second driving mechanism is simple in structure, ingenious in design, compact in layout, stable in driving and low in cost.
Further, the second driving mechanism further comprises a sensor and a sensing piece, wherein the sensing piece is arranged on the eccentric wheel, and the sensor is matched with the sensing piece and used for detecting the initial position of the eccentric wheel. The driving precision of the second driving mechanism is greatly improved, namely the grinding precision of the two grinding wheels to the two sides of the saw tooth is effectively improved.
Preferably, the third driving mechanism comprises a third motor, a first gear, a second gear and a third connecting plate, one end of the third connecting plate is fixedly connected with the bottom plate, the other end of the third connecting plate is fixedly connected with the first gear, the second gear is connected with the output end of the third motor, the second gear is meshed with the first gear, and the axes of the first gear and the second gear face the Z direction. The third driving mechanism has the advantages of simple structure, ingenious design, compact layout, stable driving and lower cost.
Further, the first gear is a sector gear, and the first gear and the third connecting plate are integrated. Simple and reliable structure and reasonable and compact layout.
Further, a damping mechanism is arranged between the bottom plate and the base, and the damping mechanism is used for limiting the rotation of the bottom plate. After the third driving mechanism drives the bottom plate to rotate by a certain angle, the third motor is self-locked to position the bottom plate, and the damping mechanism can improve the reliability, stability and positioning accuracy of the bottom plate locking.
Further, the damping mechanism comprises a rotating shaft and a spring, a stepped hole is formed in the bottom plate in a penetrating mode, one end of the rotating shaft is fixedly connected with the base, the other end of the rotating shaft penetrates through the stepped hole, a limit flange is arranged at one end, opposite to a large hole of the stepped hole, of the rotating shaft, the spring is sleeved on the rotating shaft, one end of the spring abuts against a step of the stepped hole, and the other end of the spring abuts against the limit flange. The damping mechanism has simple and reliable structure, convenient arrangement and lower cost.
Preferably, a protecting cover is arranged outside the grinding wheel and is fixedly connected with the shell of the grinding wheel motor. The grinding wheel and the circular saw blade are effectively protected, and the environmental safety is ensured.
The beneficial effects are that: the double-side gear grinding equipment for the circular saw blade has the advantages of simple and reliable overall structure, ingenious design, reasonable and compact layout, stable transmission, high grinding precision and lower cost, and realizes automatic grinding of the double sides of the circular saw blade; the double-side gear grinding equipment of the circular saw blade can automatically adjust the included angle of the two grinding wheels according to the inclined angles of the two side surfaces of the saw teeth to be ground, so that the inclined angles of the grinding wheels and the side surfaces of the saw teeth to be ground are matched, the automatic adjustment of the included angles of the grinding wheels is convenient and quick, and the adjustment precision is high.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of a double-sided tooth grinding apparatus of a circular saw blade according to the present utility model;
FIG. 2 is an exploded view of FIG. 1;
FIG. 3 is an enlarged schematic view of a portion of FIG. 2A;
FIG. 4 is a schematic view of another angular perspective of a double-sided tooth grinding apparatus of the circular saw blade of the present utility model;
FIG. 5 is an exploded view of FIG. 4;
in the figure: 1. left grinding wheel unit, 11, base, 111, drive slot, 12, bottom plate, 121, stepped hole, 13, mounting plate, 14, grinding wheel motor, 15, grinding wheel, 16, third driving mechanism, 161, third motor, 162, first gear, 163, second gear, 164, third connecting plate, 165, damping mechanism, 1651, spindle, 1652, limit flange, 1653, spring, 17, boot, 2, right grinding wheel unit, 3, first driving mechanism, 31, first motor, 32, lead screw slider assembly, 33, first guide rail slider assembly, 34, first connecting plate, 341, kidney-shaped hole, 35, connecting shaft, 36, bearing, 4, second driving mechanism, 41, second motor, 42, eccentric, 43, second guide rail slider assembly, 44, sensor, 45, sensor pad, 5, grinding gap.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
As shown in fig. 1 to 5, for convenience of description, in the present embodiment, spatial coordinates are established in the X direction, the Y direction, and the Z direction perpendicular to each other. The double-side gear grinding equipment of the circular saw blade comprises a left grinding wheel device 1, a right grinding wheel device 2, a first driving mechanism 3 and a second driving mechanism 4, wherein the left grinding wheel device 1 and the right grinding wheel device 2 have the same structure; the left grinding wheel device 1 and the right grinding wheel device 2 respectively comprise a base 11, a bottom plate 12, a mounting plate 13 and a grinding wheel motor 14 which are sequentially arranged, wherein the mounting plate 13 is in sliding connection with the bottom plate 12 along the X direction, the output end of the grinding wheel motor 14 is provided with a grinding wheel 15, the axis of the grinding wheel 15 faces the X direction, a protective cover 17 is arranged outside the grinding wheel 15 in the embodiment, the protective cover 17 is fixedly connected with a shell of the grinding wheel motor 14, the bottom plate 12 is in rotary connection with the base 11, the rotary axis of the bottom plate 12 faces the Z direction, and the bottom plate 12 is driven to rotate by a third driving mechanism 16; the left grinding wheel device 1 and the right grinding wheel device 2 are oppositely arranged along the Y direction, a grinding gap 5 is formed between two grinding wheels 15, the first driving mechanism 3 is used for simultaneously driving the two mounting plates 13 to slide along the X direction, and the second driving mechanism 4 is used for driving the left grinding wheel device 1 and the right grinding wheel device 2 to move close to or far away from each other along the Y direction.
The circular saw blade is disposed opposite to the grinding gap 5, and two grinding wheels 15 grind both side surfaces of saw teeth of the circular saw blade, respectively.
For reasonable and compact layout of the first driving mechanism 3 and ensuring stable and reliable transmission, in this embodiment, as shown in fig. 1 and 2, the first driving mechanism 3 includes a first motor 31, a screw rod sliding block assembly 32, a first guide rail sliding block assembly 33 and a first connecting plate 34, an output end of the first motor 31 is connected with a screw rod of the screw rod sliding block assembly 32 through a coupling, one end of the first connecting plate 34 is fixedly connected with a sliding block of the screw rod sliding block assembly 32 and a sliding block of the first guide rail sliding block assembly 33 respectively, two waist-shaped holes 341 are formed at the other end of the first connecting plate 34, a connecting shaft 35 is fixedly arranged on the mounting plate 13 in a direction facing the Y direction, a bearing 36 is sleeved on the connecting shaft 35, and the bearing 36 is arranged in the corresponding waist-shaped hole 341, and the first guide rail sliding block assembly 33 is also arranged between the mounting plate 13 and the bottom plate 12 in this embodiment so as to improve the sliding precision of the mounting plate 13 along the X direction.
In order to reasonably compact the layout of the second driving mechanism 4 and ensure stable and reliable transmission, in this embodiment, as shown in fig. 4 and 5, the second driving mechanism 4 includes a second motor 41, an eccentric wheel 42 and a second guide rail slide block assembly 43, the eccentric wheel 42 is connected with the output end of the second motor 41, the axis of the eccentric wheel 42 faces the Z direction, a driving groove 111 matched with the eccentric wheel 42 is formed on the base 11, and the base 11 is fixedly connected with the slide block of the second guide rail slide block assembly 43; further, in this embodiment, the second driving mechanism 4 further includes a sensor 44 and a sensing piece 45, the sensing piece 45 is disposed on the eccentric 42, the sensor 44 is matched with the sensing piece 45 to detect an initial position of the eccentric 42, and in this embodiment, when the two grinding wheels 15 are set to be farthest from each other, the eccentric 42 is in the initial position.
In order to reasonably compact the layout of the third driving mechanism 16 and ensure stable and reliable transmission, in this embodiment, as shown in fig. 4 and 5, the third driving mechanism 16 includes a third motor 161, a first gear 162, a second gear 163 and a third connecting plate 164, one end of the third connecting plate 164 is fixedly connected with the bottom plate 12, the other end of the third connecting plate 164 is fixedly connected with the first gear 162, the first gear 162 in this embodiment is a sector gear, the first gear 162 is integrated with the third connecting plate 164, the second gear 163 is connected with the output end of the third motor 161, the second gear 163 is meshed with the first gear 162, and the axes of the first gear 162 and the second gear 163 are both oriented in the Z direction; further, in the present embodiment, a damping mechanism 165 is disposed between the base plate 12 and the base 11, and the damping mechanism 165 is used to limit the rotation of the base plate 12; specifically, in this embodiment, the damping mechanism 165 includes a rotating shaft 1651 and a spring 1653, a stepped hole 121 is penetrated through the bottom plate 12, one end of the rotating shaft 1651 is fixedly connected with the base 11, the other end of the rotating shaft 1651 passes through the stepped hole 121, a limit flange 1652 is disposed at one end of the rotating shaft 1651 opposite to the large hole of the stepped hole 121, the spring 1653 is sleeved on the rotating shaft 1651, one end of the spring 1653 abuts against the step of the stepped hole 121, and the other end of the spring 1653 abuts against the limit flange 1652.
The working principle is as follows:
first, according to the inclination angles of both sides of the saw tooth to be ground, the included angles of the two grinding wheels 15 are adjusted: simultaneously starting a third motor 161 of the left grinding wheel device 1 and the right grinding wheel device 2, wherein the third motor 161 sequentially drives a second gear 163, a first gear 162 and a bottom plate 12 to rotate, at the moment, the bottom plate 12 overcomes the damping force of a spring 1653 of a damping mechanism 165 to rotate, the bottom plate 12 drives a mounting plate 13, a grinding wheel motor 14 and a grinding wheel 15 to rotate together until the grinding wheel 15 rotates to be matched with the side inclination angle of saw teeth to be ground, the third motor 161 pauses and self-locks, and simultaneously the bottom plate 12 is attached and fixed with a base 11 under the action of the spring 1653 of the damping mechanism 165 to complete the adjustment of the included angle of the two grinding wheels 15;
next, the grinding wheel 15 approaches the saw tooth to be ground in the X direction: starting a first motor 31, wherein the first motor 31 drives a slide block of a lead screw slide block assembly 32 to move along the X direction, and the slide block of the lead screw slide block assembly 32 simultaneously drives a first connecting plate 34, two mounting plates 13, two grinding wheel motors 14 and two grinding wheels 15 to move along the X direction and close to saw teeth to be ground until the two grinding wheels 15 are opposite to the positions of the saw teeth to be ground in the Y direction;
then, the grinding gap 5 is adjusted: simultaneously starting a second motor 41 of the left grinding wheel device 1 and the right grinding wheel device 2, wherein the second motor 41 drives an eccentric wheel 42 to rotate, the eccentric wheel 42 is matched with a driving groove 111 to drive two bases 11 to move close to each other in the Y direction, and the two bases 11 simultaneously drive the left grinding wheel device 1 and the right grinding wheel device 2 to move close to each other in the Y direction until a grinding gap 5 between two grinding wheels 15 is matched with saw teeth to be ground;
then, the grinding wheel motor 14 is started, the grinding wheel motor 14 drives the grinding wheels 15 to rotate until the two grinding wheels 15 finish grinding the two side surfaces of the saw teeth, the two grinding wheels 15 are reset again, the circular saw blade is rotated again to enable the next saw tooth to be ground to rotate to a grinding position, and the actions are repeated until the grinding of all the saw teeth of the circular saw blade is finished.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.
Claims (9)
1. A double sided tooth grinding apparatus for a circular saw blade, characterized by: the grinding machine comprises a left grinding wheel device (1), a right grinding wheel device (2), a first driving mechanism (3) and a second driving mechanism (4), wherein the left grinding wheel device (1) and the right grinding wheel device (2) have the same structure;
the left grinding wheel device (1) and the right grinding wheel device (2) comprise a base (11), a bottom plate (12), a mounting plate (13) and a grinding wheel motor (14) which are sequentially arranged, the mounting plate (13) is in sliding connection with the bottom plate (12) along the X direction, the output end of the grinding wheel motor (14) is provided with a grinding wheel (15), the axis of the grinding wheel (15) faces the X direction, the bottom plate (12) is in rotary connection with the base (11), the rotation axis of the bottom plate (12) faces the Z direction, and the bottom plate (12) is driven to rotate by a third driving mechanism (16);
the left grinding wheel device (1) and the right grinding wheel device (2) are oppositely arranged along the Y direction, a grinding gap (5) is formed between two grinding wheels (15), the first driving mechanism (3) is used for driving two mounting plates (13) to slide along the X direction at the same time, and the second driving mechanism (4) is used for driving the left grinding wheel device (1) and the right grinding wheel device (2) to move close to or far away from each other along the Y direction.
2. The double sided tooth grinding apparatus of a circular saw blade according to claim 1, wherein: the first driving mechanism (3) comprises a first motor (31), a screw rod sliding block assembly (32), a first guide rail sliding block assembly (33) and a first connecting plate (34), wherein the output end of the first motor (31) is connected with a screw rod of the screw rod sliding block assembly (32), one end of the first connecting plate (34) is fixedly connected with a sliding block of the screw rod sliding block assembly (32) and the sliding block of the first guide rail sliding block assembly (33) respectively, two waist-shaped holes (341) are formed in the other end of the first connecting plate (34), the length direction of each waist-shaped hole (341) faces the Y direction, a connecting shaft (35) is fixedly arranged on the mounting plate (13), a bearing (36) is sleeved on the connecting shaft (35), and the bearing (36) is arranged in the corresponding waist-shaped hole (341).
3. The double sided tooth grinding apparatus of a circular saw blade according to claim 2, wherein: the second driving mechanism (4) comprises a second motor (41), an eccentric wheel (42) and a second guide rail sliding block assembly (43), the eccentric wheel (42) is connected with the output end of the second motor (41), the axis of the eccentric wheel (42) faces to the Z direction, a driving groove (111) matched with the eccentric wheel (42) is formed in the base (11), and the base (11) is fixedly connected with the sliding block of the second guide rail sliding block assembly (43).
4. The double sided tooth grinding apparatus of a circular saw blade according to claim 3, wherein: the second driving mechanism (4) further comprises a sensor (44) and a sensing piece (45), the sensing piece (45) is arranged on the eccentric wheel (42), and the sensor (44) is matched with the sensing piece (45) and used for detecting the initial position of the eccentric wheel (42).
5. The double-sided tooth grinding apparatus of a circular saw blade according to claim 2, 3 or 4, characterized in that: the third driving mechanism (16) comprises a third motor (161), a first gear (162), a second gear (163) and a third connecting plate (164), one end of the third connecting plate (164) is fixedly connected with the bottom plate (12), the other end of the third connecting plate (164) is fixedly connected with the first gear (162), the second gear (163) is connected with the output end of the third motor (161), the second gear (163) is meshed with the first gear (162), and the axes of the first gear (162) and the second gear (163) face the Z direction.
6. The double-sided tooth grinding apparatus of a circular saw blade according to claim 5, wherein: the first gear (162) is a sector gear, and the first gear (162) and the third connecting plate (164) are integrated.
7. The double-sided tooth grinding apparatus of a circular saw blade according to claim 5, wherein: a damping mechanism (165) is arranged between the base plate (12) and the base plate (11), and the damping mechanism (165) is used for limiting the rotation of the base plate (12).
8. The double-sided tooth grinding apparatus of a circular saw blade according to claim 7, wherein: damping mechanism (165) are including pivot (1651) and spring (1653), run through on bottom plate (12) have shoulder hole (121), the one end and the base (11) fixed connection of pivot (1651), the other end of pivot (1651) passes shoulder hole (121) setting, the opposite one end of pivot (1651) and the macropore of shoulder hole (121) is provided with limit flange (1652), spring (1653) cover is established on pivot (1651), just the one end and the ladder of shoulder hole (121) of spring (1653) offset, the other end and limit flange (1652) of spring (1653) offset.
9. The double sided tooth grinding apparatus of a circular saw blade according to claim 1, wherein: the outside of emery wheel (15) is provided with safety cover (17), safety cover (17) and the shell fixed connection of emery wheel motor (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320742887.6U CN219484419U (en) | 2023-04-06 | 2023-04-06 | Double-sided gear grinding equipment for circular saw blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320742887.6U CN219484419U (en) | 2023-04-06 | 2023-04-06 | Double-sided gear grinding equipment for circular saw blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219484419U true CN219484419U (en) | 2023-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320742887.6U Active CN219484419U (en) | 2023-04-06 | 2023-04-06 | Double-sided gear grinding equipment for circular saw blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219484419U (en) |
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2023
- 2023-04-06 CN CN202320742887.6U patent/CN219484419U/en active Active
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