CN116422975A - A saw blade gear grinding machine with adjustable saw disc diameter - Google Patents

Abstract

The invention discloses a saw blade tooth holder tooth grinder with an adjustable saw disc diameter, and relates to the technical field of saw blade tooth holder machining. The saw disc diameter-adjustable saw blade tooth seat gear grinding machine is characterized in that a linear cam mechanism, a reciprocating motion mechanism and a large cam are designed, so that the saw blade tooth grinding machine drives a gear grinding motor to do reciprocating motion at the top of a saw blade fixing seat, the saw blade grinding machine is matched with a saw tooth width-adjusting connecting rod mechanism, a tooth shifting cam mechanism and a saw blade pressing cam mechanism in a reciprocating manner, under the driving of a first meshing gear set and an elliptic disc and under the driving of a second meshing gear set and a tabletting cam, the driving rod driven by a third meshing gear set is combined with the structure to uniformly output power, and the cam connecting rod mechanism is designed, so that the gear grinding machine can do linear reciprocating motion, tooth shifting motion and tooth pressing motion.

Description

A saw blade gear grinding machine with adjustable saw disc diameter

technical field

The invention relates to the technical field of saw blade tooth seat processing, in particular to a saw blade tooth seat gear grinding machine with adjustable saw disc diameter.

Background technique

At present, the saw blade gear grinding machine is a manual type. When operating, the worker first manually adjusts the saw disc fixing seat according to the diameter of the saw blade, and then fixes the saw blade to the saw blade fixing seat. After the fixing is completed, the motor drives the grinding machine. Rotate all the time, and then manually rotate the saw blade by the worker, and use the eyes, hands and body to lean forward to achieve the purpose of sharpening the saw blade.

There are many shortcomings in the existing saw blade gear grinding machine: first, the eyes, hands and body of the worker are always under high-intensity work, and the labor intensity is high; It is difficult to meet the accuracy requirements of saw blade grinding; third, there is a great potential safety hazard, because the motor keeps driving the grinding blade during the grinding process of the saw blade, and only the eyes, hands and body are used to turn the saw blade back and forth to make the grinding blade grind. Teeth, there is a great potential safety hazard.

Contents of the invention

In order to achieve the above object, the present invention is achieved through the following technical solutions: a saw blade gear grinding machine with adjustable saw disc diameter, including a saw blade fixing seat, and a linear cam is mounted on the far end of the saw blade fixing seat mechanism, and a reciprocating mechanism is installed on the top far end of the saw blade fixing seat, a large cam is installed on the top of the saw blade fixing seat away from the linear cam mechanism, and a large cam is installed on the top far end of the saw blade fixing seat. On the same side of the big cam, there is a shifting gear cam mechanism fixedly installed;

The sawtooth width-adjusting link mechanism is installed between the saw blade fixing seat and the gear cam mechanism, and is located on the top of the saw blade fixing seat on the same side as the reciprocating mechanism, and is used to adjust the saw teeth of the saw blade. To toggle;

Saw blade pressing cam mechanism, the saw blade pressing cam mechanism is fixedly installed on the top of the saw blade fixing seat, and the end far away from the large cam is arranged next to the shifting gear cam mechanism for pressing the saw blade, and the saw blade fixing seat The proximal end of the top is equipped with a worm gear reduction motor, which is located on the same side of the gear cam mechanism and away from the end of the large cam. The top of the reciprocating mechanism is equipped with a gear grinding motor through bolts for sawing the saw blade.

Preferably, the linear cam mechanism includes a guide rail frame installed on the ground through bolts, and is located on the same level as the saw blade fixing seat, and a convex panel is slidably installed in the middle of one side of the guide rail frame close to the reciprocating mechanism, One end of the convex panel close to the large cam is equipped with a long connecting rod by a bolt, and the end of the long connecting rod away from the convex panel is installed on the side of the large cam by a bolt. The middle part of the convex panel protrudes, and the two ends are flat.

Preferably, the reciprocating mechanism includes a guide rail seat mounted on the top of the saw blade fixing seat through bolts, and a sliding table is slidably installed on the top of the guide rail seat through the guide rail, and the sliding table can be moved closer to or away from the saw on the guide rail seat through the guide rail. The movement of the sheet fixing seat, the middle part of one end of the guide rail seat close to the convex panel is fixedly equipped with a telescopic block, and the middle part of the end of the telescopic block away from the guide rail seat is fixedly installed with a roller, and the roller and the convex panel are rolled and installed.

Preferably, the sawtooth width-adjusting link mechanism includes a right-angle plate frame threadedly installed on the top of the saw blade fixing seat, a square body is installed on one right-angle side of the right-angle plate frame, and the tail end of the other right-angle side is fixedly installed There is a clamping rail, and an upper connecting rod is installed on the top middle part of the block body through a bearing.

Preferably, an adapter rod is hinged at both ends of the upper connecting rod, and a guide rod is hinged on the transferring rod at one end of the upper connecting rod, and a guide rod is hinged on the transferring rod at the other end of the upper connecting rod. The top of the driving rod, the middle part of the top of the driving rod is clamped on the top of the clamping rail, and can be telescopically moved along the horizontal direction of the clamping rail.

Preferably, the shifting gear cam mechanism includes a shifting gear casing threadedly installed on the top of the saw blade fixing seat, and an engaging bevel gear set is installed on the inner side wall of the shifting gear casing, and is arranged near one end of the large cam. It is composed of forward bevel gears and steering bevel gears that mesh with each other. The top of the inner wall of the shifting gear housing is installed with the first meshing gear set, which is rotated and installed on the top of the inner wall through bearings. The whole is composed of the meshing first large gear and the second gear. Consists of a small gear.

Preferably, the first large gear is installed through a combination of a gear shaft and a steering bevel gear, an elliptical disc is fixedly installed on the gear shaft of the first pinion, and the elliptical disc is set away from the top wall of the shifting gear casing, and the shifting gear casing The end close to the saw blade fixing seat is also fixedly installed with a clamping rail, the guide rod and the clamping rail are horizontally slidably installed, and the end of the guide rod away from the adapter rod penetrates the shifting gear casing and is hinged to the top side of the oval disc. The elliptical disc can be driven by the first meshing gear set to make the elliptical disc drive the guide rod to perform periodic horizontal expansion and contraction movements in the clamping rail.

Preferably, the saw blade pressing cam mechanism includes a pressing shell mounted on the top of the saw blade fixing seat through bolts, and a triangular plate frame is fixedly installed on the end of the pressing plate shell close to the saw blade fixing seat, and the triangular plate frame The top of the top is positioned by a latch to install a compression rod, the middle of the compression rod is hinged with the top of the triangular plate frame, and the front and rear of the tablet pressing housing are installed with transmission rods, which are rotated through bearings and the tablet pressing housing.

Preferably, a tablet cam and a second meshing gear set are installed on the inside of the tablet pressing housing, the tablet pressing cam is located on the inner wall of the tablet pressing housing, and is installed near one side of the gear shifter housing, and the second meshing gear The set is installed on the opposite side wall of the tablet cam, and the second meshing gear set is composed of the second large gear and the second small gear which are meshed, and the second large gear is fixedly installed on the transmission rod, and the second small gear The gear shaft in the middle is fixedly installed in the middle of the pressing cam, and the two ends of the gear shaft are positioned and inserted on the inner wall of the pressing shell, and the bottom of the end of the pressing rod away from the saw blade fixing seat is movably installed with a small roller, which fits on the The outer surface of the pressing cam is rollingly installed with the pressing cam, and the free end of the pressing rod is driven to move up and down periodically with the circular rotation of the pressing cam, wherein the free end of the pressing rod far away from the pressing shell is fixedly installed with a pressing block for pressing down on the saw blade.

Preferably, the output end of the worm gear motor is equipped with a third meshing gear set, and the whole of the third meshing gear set is composed of a meshing third large gear and a third small gear, and the third large gear is fixedly installed On the transmission rod, the third pinion is fixedly installed on the output end of the worm gear motor. The top of the right-angle frame is erected with a servo motor. The output end of the servo motor runs through the middle of the block body. The servo motor is used to drive the block. The body moves linearly on the right-angle plate frame, and the transmission rod runs through the front and rear plates of the shifting gear casing and is plugged with the large cam to drive the large cam to rotate around the transmission rod. The forward bevel gear is fixedly installed on the transmission rod. It drives the forward bevel gear to rotate around the transmission rod.

The invention provides a saw blade gear grinding machine with adjustable diameter of the saw disc, which has the following beneficial effects:

1. The saw blade tooth seat gear grinding machine with adjustable saw disc diameter manually places the saw blade on the saw blade fixing seat, and manually adjusts the saw disc width mechanism through manual control to change the saw disc The specific width size can ensure that the gear grinding machine can automatically grind the teeth of circular saw blades of various diameters.

2. The saw blade gear grinding machine with adjustable saw disc diameter, through the design of linear cam mechanism, reciprocating mechanism and large cam, makes it drive the gear grinding motor to reciprocate on the top of the saw blade fixing seat, so as to realize the The reciprocating and cooperative use of the width-adjusting link mechanism, the shifting gear cam mechanism, and the saw blade pressing cam mechanism is used under the transmission of the first meshing gear set and the elliptical disc, and the transmission of the second meshing gear set and the tablet pressing cam. , and combined with the above structure, the transmission rod driven by the third meshing gear set uniformly outputs power, and the design of the cam linkage mechanism is adopted, so that the gear grinding machine can achieve linear reciprocating motion, gear shifting motion, pressing The coordination and unity of the three tooth movements.

3. The saw blade gear grinding machine with adjustable saw disc diameter uses a servo motor to precisely control the erection position of the cube body on the top of the right-angle plate frame, thereby accurately adjusting the width of each tooth pitch to achieve the top gear of the lever. It is required to complete the fine-tuned tooth shifting operation of the saw blade, and realize the operation cooperation process of dialing one tooth and grinding one tooth when the saw tooth width adjustment linkage mechanism, the tooth shifting cam mechanism and the gear grinding motor are in operation; and the servo motor can be used to accurately Control and adjust various saw blade pitch requirements.

4. The saw blade gear grinding machine with adjustable saw disc diameter can realize the fully automatic requirement of saw blade grinding, and realize a series of precise movements of shifting, pressing and grinding. The mutual cooperation between the cam mechanism, the linear cam mechanism, the reciprocating mechanism and the large cam, and the cam link mechanism connected between each structure not only realizes fully mechanized movement, but also completes higher precision work requirements and reduces worker labor. Strength, improve the safety factor of workers, and avoid direct contact between workers and saw blades.

Description of drawings

Fig. 1 is a schematic diagram of the external structure of a saw blade tooth holder gear grinding machine with adjustable saw disc diameter according to the present invention;

Fig. 2 is a schematic diagram of the back structure of a saw blade tooth holder gear grinding machine with adjustable saw disc diameter according to the present invention;

3 is a top view of a partial assembly structure of a linear cam mechanism and a reciprocating mechanism of the present invention;

Fig. 4 is the structural enlarged view of C in Fig. 2 of the present invention;

Fig. 5 is the enlarged structure diagram of B in Fig. 2 of the present invention;

Fig. 6 is a structural schematic diagram of the cam mechanism for pressing the saw blade of the present invention;

Fig. 7 is a partial structural front view of the saw blade cam mechanism of the present invention;

Fig. 8 is a schematic diagram of the assembly structure of the large cam and the transmission rod of the present invention;

Fig. 9 is a top view of a partial structure of the toggle gear cam mechanism of the present invention.

In the figure: 1. Saw blade fixing seat; 3. Linear cam mechanism; 31. Guide rail frame; 32. Convex panel; 33. Long connecting rod; 4. Reciprocating mechanism; 41. Guide rail seat; 42. Slide table; 43 , telescopic block; 44, roller; 5, sawtooth width-adjusting link mechanism; 51, right-angle plate frame; 52, box body; 53, upper connecting rod; 54, transfer rod; 57. The top of the driving lever; 6. The large cam; 7. The gear cam mechanism; 71. The gear housing; 72. The meshing bevel gear set; 73. The first meshing gear set; 74. The elliptical disc; 8. The saw blade Cam mechanism; 81, tablet pressing shell; 82, triangular plate frame; 83, pressing rod; 84, transmission rod; 85, tablet pressing cam; 86, second meshing gear set; 9, worm gear motor; 10, servo motor ; 11, gear grinding motor; 12, the third meshing gear set.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, but are not intended to be exhaustive or to limit the invention to the form disclosed. Many modifications and changes will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to better explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention and design various embodiments with various modifications as are suited to the particular use.

The first embodiment, as shown in Figures 1 to 9, the present invention provides a technical solution: a saw blade tooth seat grinding machine with adjustable saw disc diameter, including a saw blade fixing seat 1, a saw blade fixing seat 1 A linear cam mechanism 3 is installed on the far end of the saw blade holder 1, and a reciprocating mechanism 4 is installed on the top far end of the saw blade holder 1, and a large cam 6 is installed on the top of the saw blade holder 1 away from the side of the linear cam mechanism 3. The distal end of the top of the saw blade holder 1 is located on the same side of the large cam 6, and a gear cam mechanism 7 is fixedly installed, wherein, the top of the saw blade holder 1 close to the side of the gear cam mechanism 7 is equipped with a manual adjustment saw blade width The mechanism can manually adjust the width of the saw disc to facilitate the saw blade fixing seat 1 to fix saw blades of different widths;

The sawtooth width-adjusting link mechanism 5 is installed between the saw blade fixing seat 1 and the dial cam mechanism 7, and is located on the top of the saw blade fixing seat 1 on the same side as the reciprocating mechanism 4. To toggle the teeth of the saw blade;

Saw blade pressing cam mechanism 8, the saw blade pressing cam mechanism 8 is fixedly installed on the top of the saw blade fixing seat 1, and the end away from the large cam 6 is arranged next to the shifting tooth cam mechanism 7, for pressing the saw blade, sawing The top proximal end of the sheet holder 1 is equipped with a worm gear reduction motor 9, which is positioned on the same side of the shifting gear cam mechanism 7 and away from an end of the large cam 6, and the top of the reciprocating mechanism 4 is equipped with a gear grinding motor 11 by bolts for Saw the saw blade;

The linear cam mechanism 3 includes a guide rail frame 31 installed on the ground by bolts, and is located on the same level as the saw blade holder 1. A convex panel 32 is slidably installed in the middle part of the side of the guide rail frame 31 near the reciprocating mechanism 4. Panel 32 is installed with long connecting rod 33 by bolt near one end of big cam 6, and long connecting rod 33 is installed on the side of big cam 6 by bolt far away from one end of convex plate 32, and the middle part of convex plate 32 protrudes, and both ends are Flat design.

The reciprocating mechanism 4 includes a guide rail seat 41 installed on the top of the saw blade holder 1 by bolts. The top of the guide rail seat 41 is slidably equipped with a slide table 42 through the guide rail. The motion of sheet holder 1, guide rail seat 41 is fixedly installed with telescopic block 43 near one end middle part of convex panel 32, and telescopic block 43 is fixedly installed with roller 44 at one end middle part away from guide rail seat 41, and roller 44 and convex panel 32 rolling installations.

When in use, measure the diameter of the saw blade with a meter ruler in advance, then manually adjust the diameter of the saw disc, and then place the saw blade on the saw blade holder 1 after adjusting it to suit the diameter of the saw blade; then measure the pitch width with a caliper , then the sawtooth widening link mechanism 5 controlled by the servo motor 10 is adjusted to the width measured by the caliper, and the top of the driving rod 57 is dialed to the sawtooth place, and the linear cam mechanism 3 is driven by the worm gear reduction motor 9 through the large cam 6, and at the same time Under the meshing and rotation cooperation of the third meshing gear set 12 and the transmission rod 84, the gear shifting cam mechanism 7 and the saw blade cam mechanism 8 are driven to operate, so that the above-mentioned mechanisms operate according to the rule of shifting teeth, pressing teeth, and grinding teeth, and the grinding wheel is turned on. The gear motor 11 is driven by the linear cam mechanism 3 to realize the gear grinding motor 11 one after the other, that is, the teeth are ground when advancing, and the teeth are retreated when retreating. Through the above operations, the grinding process of the saw blade can be completed;

By manually placing the saw blade on the saw blade fixing seat 1, and manually adjusting the saw disc width mechanism through manual control to change the specific width of the saw disc that prevents the saw blade, it can ensure that the gear grinding machine can handle various diameters. Large and small circular saw blades are automatically ground.

The second embodiment, on the basis of the first embodiment, please refer to Fig. 1, Fig. 6, Fig. 7 and Fig. 9, the sawtooth width adjustment link mechanism 5 includes a right-angle plate frame threaded on the top of the saw blade fixing seat 1 51, a block body 52 is erected and installed on a right-angle side of the right-angle plate frame 51, and a clamping rail 56 is fixedly installed on the tail end of the other right-angle side, and an upper connecting rod 53 is installed on the top middle part of the block body 52 through a bearing; the upper connecting rod Both ends of the head and tail of 53 are hinged with transfer rod 54, and the transfer rod 54 at one end of the upper transfer rod 53 is hinged with a guide rod 55, and the transfer rod 54 at the other end of the upper transfer rod 53 is hinged with a driving rod top 57, The middle part of the driving rod top 57 is clamped on the top of the clamping rail 56, and can be telescopically moved along the horizontal direction of the clamping rail 56, so that the end of the driving rod top 57 close to the saw blade can toggle and adjust the saw teeth on the saw blade .

The shifting gear cam mechanism 7 comprises a shifting gear casing 71 threadedly installed on the top of the saw blade holder 1, and an engaging bevel gear set 72 is installed on the inner sidewall of the shifting gear casing 71, and is arranged near one end of the large cam 6. The whole is composed of The forward bevel gear and the steering bevel gear mesh with each other, and the first meshing gear set 73 is installed on the top of the inner wall of the shifting gear housing 71, and is installed on the top of the inner wall by bearing rotation. The pinion gear is formed; the first large gear is installed through the combination of the gear shaft and the steering bevel gear, and an elliptical disc 74 is fixedly installed on the gear shaft of the first pinion, and the elliptical disc 74 is set away from the top wall of the shifting gear casing 71, and the shifting gear The end of the casing 71 close to the saw blade fixing seat 1 is also fixedly installed with a clamping rail 56, the guide rod 55 and the clamping rail 56 are horizontally slidably installed, and the end of the guide rod 55 away from the adapter rod 54 runs through the shifting gear casing 71, And it is hinged with the top side of the oval dish 74.

When in use, by designing the linear cam mechanism 3, the reciprocating mechanism 4 and the large cam 6, it drives the gear grinding motor 11 to reciprocate on the top of the saw blade holder 1, thereby realizing the connection with the sawtooth width-adjusting linkage mechanism 5, the shifting tooth The reciprocating cooperation of the cam mechanism 7 and the saw blade cam mechanism 8 is used, and under the transmission use of the first meshing gear set 73 and the elliptical disc 74, and under the transmission use of the second meshing gear set 86 and the pressing cam 85, and Combined with the above structure, the transmission rod 84 driven by the third meshing gear set 12 uniformly outputs power, and the design of the cam linkage mechanism is adopted, so that the gear grinding machine can achieve the linear reciprocating motion of the gear grinding motor 11, the gear shifting motion, The cooperation and unity of the three gear pressing movements.

In the third embodiment, on the basis of Embodiments 1 to 2, please refer to Fig. 1, Fig. 6, Fig. 7, Fig. 8 and Fig. Tablet pressing housing 81 at the top, the end of pressing tablet housing 81 close to the saw blade holder 1 is fixedly equipped with a triangular plate frame 82, the top of the triangular plate frame 82 is positioned with a pressing rod 83 by a latch, the middle part of the pressing rod 83 is connected with the triangular plate frame The top of 82 is hinged, and a drive rod 84 is installed through the front and back of the tablet housing 81, and the transmission rod 84 is rotated with the tablet housing 81 through a bearing; Gear set 86, tablet pressing cam 85 is positioned on the inner wall of pressing tablet housing 81, and is installed near the side of shifting gear casing 71, and the second meshing gear set 86 is installed on the opposite side wall of pressing tablet cam 85, and the first The two meshing gear sets 86 are integrally made of the second large gear and the second small gear which are meshed, and the second large gear is fixedly installed on the transmission rod 84, and the gear shaft in the middle of the second small gear is fixedly installed on the side of the tablet cam 85. In the middle, the two ends of the gear shaft are positioned and inserted on the inner wall surface of the tablet housing 81, and the bottom of the end of the pressure rod 83 away from the saw blade holder 1 is movably installed with a small roller, which fits on the outer surface of the tablet cam 85 and With tablet cam 85 rolling mount.

The output end of the worm gear reduction motor 9 is equipped with a third meshing gear set 12, the whole of the third meshing gear set 12 is composed of the meshing third large gear and the third small gear, and the third large gear is fixedly installed on the transmission rod 84 Above, the third pinion is fixedly installed on the output end of the worm gear motor 9, and the top of the right-angle plate frame 51 is erected with a servo motor 10, and the output end of the servo motor 10 runs through the middle of the block body 52, and the servo motor 10 is used to drive The block body 52 moves linearly on the right-angle plate frame 51, and the transmission rod 84 runs through the front and rear plates of the shifting gear casing 71 and is plugged with the large cam 6.

When in use, the erection position of the cube body 52 on the top of the right-angle plate frame 51 is precisely controlled by the servo motor 10, thereby precisely adjusting the width of each tooth pitch to meet the requirements for shifting the teeth of the top 57 of the shift rod, and complete the hard-fit shifting of the saw blade operation to realize the operation coordination process of dialing one tooth and grinding one tooth when the sawtooth width-adjusting link mechanism 5, the shifting gear cam mechanism 7 and the gear grinding motor 11 are in operation; and various saw blades can be precisely controlled and adjusted through the servo motor 10 Tooth pitch requirements; it can realize the full automation requirements of saw blade grinding, realize a series of precise movements of shifting, pressing and grinding, through the shifting cam mechanism 7, saw blade pressing cam mechanism 8, linear cam mechanism 3, reciprocating motion The cooperative operation of the mechanism 4, the large cam 6 and the cam-link mechanism connected between each structure not only realizes fully mechanized movement, but also fulfills higher precision work requirements, reduces labor intensity of workers, improves worker safety factor, and avoids The worker is in direct contact with the saw blade.

Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art and related fields without creative efforts shall fall within the protection scope of the present invention. The structures, devices and operation methods not specifically described and explained in the present invention, unless otherwise specified and limited, shall be implemented according to conventional means in the art.

Claims (10)

1. A saw blade gear grinding machine with adjustable saw disc diameter, comprising a saw blade holder (1), characterized in that: a linear cam mechanism ( 3), and the top far end of the saw blade fixing seat (1) is equipped with a reciprocating mechanism (4), and the top of the saw blade fixing seat (1) is erected and installed on the side away from the linear cam mechanism (3). The large cam (6), the top distal end of the saw blade holder (1) is located on the same side of the large cam (6) and is fixedly equipped with a shifting gear cam mechanism (7); The sawtooth width-adjusting link mechanism (5), the sawtooth width-adjusting link mechanism (5) is installed between the saw blade fixing seat (1) and the shifting tooth cam mechanism (7), and is located on the side of the saw blade fixing seat (1). The top is on the same side as the reciprocating mechanism (4), which is used to toggle the saw teeth of the saw blade; The saw blade pressing cam mechanism (8), the saw blade pressing cam mechanism (8) is fixedly installed on the top of the saw blade fixing seat (1), and the end away from the large cam (6) is set close to the gear cam mechanism (7) , used to press the saw blade, the top proximal end of the saw blade holder (1) is installed with a worm gear motor (9), located on the same side of the gear cam mechanism (7) and away from the large cam (6) One end of the reciprocating mechanism (4) is equipped with a gear-grinding motor (11) through bolts for sawing the saw blade. 2. A saw blade gear grinding machine with adjustable saw disc diameter according to claim 1, characterized in that: the linear cam mechanism (3) includes a guide rail frame (31) installed on the ground through bolts ), and is located on the same level as the saw blade holder (1), a convex panel (32) is slidably installed in the middle of one side of the rail frame (31) close to the reciprocating mechanism (4), and the convex panel (32 ) is installed with a long connecting rod (33) by a bolt near the end of the big cam (6), and the end of the long connecting rod (33) away from the convex plate (32) is installed on the side of the big cam (6) by a bolt, and the convex plate The middle part of (32) protrudes, and two ends are flat design. 3. A saw blade gear grinding machine with adjustable saw disc diameter according to claim 1, characterized in that: the reciprocating mechanism (4) includes a bolt mounted on the top of the saw blade fixing seat (1) The guide rail seat (41), the top of the guide rail seat (41) is slidably installed with a sliding table (42) through the guide rail, and the sliding table (42) can be close to or away from the saw blade fixing seat on the guide rail seat (41) through the guide rail (1) movement, the middle part of one end of the guide rail seat (41) close to the convex panel (32) is fixedly installed with a telescopic block (43), and the middle part of one end of the telescopic block (43) away from the guide rail seat (41) is fixedly installed Roller (44) is arranged, and roller (44) and convex panel (32) are rolled and installed. 4. A saw blade gear grinding machine with adjustable saw disc diameter according to claim 1, characterized in that: the saw tooth width adjustment link mechanism (5) includes a screw thread mounted on the saw blade fixing seat (1 ) top right-angle plate frame (51), a block body (52) is erected and installed on a right-angle side of the right-angle plate frame (51), and a clamping rail (56) is fixedly installed on the tail end of the other right-angle side. The top middle part of block body (52) is equipped with upper connecting rod (53) by bearing. 5. A saw blade gear grinding machine with adjustable saw disc diameter according to claim 4, characterized in that: both ends of the upper connecting rod (53) are hinged with connecting rods (54) , and the connecting rod (54) at one end of the upper connecting rod (53) is hinged with a guide rod (55), and the connecting rod (54) at the other end of the upper connecting rod (53) is hinged with a driving rod top (57), the middle part of the driving lever top (57) is clamped on the top of the clamping rail (56), and can be telescopically moved along the lateral horizontal guidance of the clamping rail (56). 6. A saw blade gear grinding machine with adjustable saw disc diameter according to claim 1, characterized in that: the gear shifting cam mechanism (7) includes a screw thread mounted on the top of the saw blade fixing seat (1) The shifting gear casing (71), the inner side wall of the shifting gear casing (71) is equipped with a meshing bevel gear set (72), and is arranged near one end of the large cam (6), and the whole is composed of mutually meshing positive Bevel gears and steering bevel gears, the top of the inner wall of the shifting gear housing (71) is equipped with a first meshing gear set (73), which is installed on the top of the inner wall through bearing rotation, and the whole is composed of the meshing first large gear and the second gear. Consists of a small gear. 7. A saw blade gear grinding machine with adjustable saw disc diameter according to claim 6, characterized in that: the first large gear is installed in combination with the steering bevel gear through the gear shaft, and the first small gear An elliptical disc (74) is fixedly installed on the gear shaft, and the elliptical disc (74) is set away from the top wall of the shifting gear casing (71), and the end of the shifting gear casing (71) near the saw blade holder (1) is also fixed A clip rail (56) is installed, and the guide rod (55) is horizontally slidably installed with the clip rail (56), and the end of the guide rod (55) away from the adapter rod (54) passes through the shifting gear casing (71), and Hinged with the top side of oval dish (74). 8. A saw blade gear grinding machine with adjustable saw disc diameter according to claim 1, characterized in that: the saw blade pressing cam mechanism (8) includes bolts fixed on the saw blade fixing seat ( 1) The pressing shell (81) on the top, the end of the pressing shell (81) close to the saw blade holder (1) is fixed with a triangular plate (82), and the top of the triangular plate (82) passes through The latch positioning is equipped with a depression bar (83), and the middle part of the depression lever (83) is hinged with the top of the triangular plate frame (82). 84) Rotate installation with the tablet housing (81) by the bearing. 9. A saw blade gear grinding machine with adjustable saw disc diameter according to claim 8, characterized in that: a pressing cam (85) and a second Two meshing gear sets (86), the tablet pressing cam (85) is located on the inner wall of the tablet pressing housing (81), and is installed near the side of the shifting gear casing (71), and the second meshing gear set (86) is installed on On the opposite side wall of the pressing cam (85), and the second meshing gear set (86) is composed of the meshed second large gear and the second small gear as a whole, and the second large gear is fixedly installed on the transmission rod (84) Above, the gear shaft in the middle of the second pinion is fixedly installed in the middle of the pressing cam (85), the two ends of the gear shaft are positioned and inserted on the inner wall of the pressing housing (81), and the pressing rod (83) is far away from the saw One end bottom of the sheet holder (1) is movably equipped with a small roller, which is fitted on the outer surface of the sheet pressing cam (85) and is rollingly installed with the sheet pressing cam (85). 10. A saw blade tooth holder gear grinding machine with adjustable saw disc diameter according to claim 4, characterized in that: the output end of the worm gear motor (9) is equipped with a third meshing gear set (12 ), the whole of the third meshing gear set (12) is composed of the third large gear and the third pinion in mesh, the third large gear is fixedly mounted on the transmission rod (84), and the third small gear is fixedly mounted on The output end of the worm gear motor (9), the top of the right-angle plate frame (51) is erected with a servo motor (10), the output end of the servo motor (10) runs through the middle part of the block body (52), and the servo motor ( 10) be used to drive square body (52) by doing linear motion on right-angle plate frame (51), drive rod (84) runs through the front and rear plates of shifting gear casing (71) and inserts with big cam (6).

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