A saw blade tooth seat gear grinding machine with adjustable saw disc diameter

Abstract

The present invention discloses a saw blade tooth seat gear grinding machine with adjustable saw disc diameter, and the present invention relates to the field of saw blade tooth seat processing technology, including a saw blade fixing seat, and a linear cam mechanism is mounted on the far end of the saw blade fixing seat. The saw blade tooth seat gear grinding machine with adjustable saw disc diameter, by designing a linear cam mechanism, a reciprocating motion mechanism and a large cam, drives the gear grinding motor to reciprocate on the top of the saw blade fixing seat, realizes the reciprocating coordination with the saw tooth width adjustment connecting rod mechanism, the gear shifting cam mechanism, and the saw blade pressing cam mechanism, and under the transmission use of the first meshing gear set and the elliptical disc, and the transmission use of the second meshing gear set and the blade pressing cam, and in combination with the above structure, all of which are driven by the third meshing gear set to uniformly output power, and all adopt the cam connecting rod mechanism design, so that the gear grinding machine can achieve the coordination and unification of the linear reciprocating motion, gear shifting motion, and gear pressing motion of the gear grinding machine.

Description

Technical Field

[0001] The invention relates to the technical field of saw blade tooth seat processing, in particular to a saw blade tooth seat grinding machine with adjustable saw disc diameter. Background Art

[0002] At present, the saw blade tooth seat 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 fixation is completed, the motor drives the grinder to rotate continuously, and then the worker manually rotates the saw blade, using eyes, hands and forward body movements to achieve the purpose of grinding the saw blade.

[0003] There are many disadvantages in the existing saw blade tooth seat grinding machines: first, the workers' eyes, hands and bodies are always under high-intensity work and the labor intensity is high; second, due to manual operation, the eyes, hands and body cannot be coordinated and unified, and it is difficult to achieve the accuracy requirements for saw blade grinding; third, there are great safety hazards, because during the saw blade grinding process, the motor keeps driving the grinding wheel to move, and only the eyes, hands and body are used to rotate the saw blade back and forth to grind the teeth, which poses a great safety hazard. Summary of the invention

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: a saw blade tooth holder grinding machine with adjustable saw disc diameter, comprising a saw blade fixing seat, a linear cam mechanism is mounted on the far end of the saw blade fixing seat, and a reciprocating mechanism is mounted on the far end of the top of the saw blade fixing seat, a large cam is mounted on the side of the top of the saw blade fixing seat away from the linear cam mechanism, and a gear shifting cam mechanism is fixedly mounted on the far end of the top of the saw blade fixing seat on the same side of the large cam;

[0005] The sawtooth width adjustment connecting rod mechanism is installed between the saw blade fixing seat and the tooth shifting cam mechanism and is located on the top of the saw blade fixing seat and on the same side as the reciprocating motion mechanism, and is used to shift the saw teeth of the saw blade;

[0006] A saw blade pressing cam mechanism is fixedly installed on the top of the saw blade fixing seat, and the end away from the large cam is arranged close to the gear shifting cam mechanism for pressing the saw blade. A turbine worm gear reduction motor is installed at the proximal end of the top of the saw blade fixing seat, which is located on the same side of the gear shifting cam mechanism and away from the large cam. A gear grinding motor is installed on the top of the reciprocating motion mechanism through bolts for sawing the saw blade.

[0007] Preferably, the linear cam mechanism includes a guide rail frame installed on the ground by bolts and is located on the same horizontal plane as the saw blade fixing seat. A convex panel is slidably installed on the middle part of one side of the guide rail frame close to the reciprocating motion mechanism. A long connecting rod is installed on the end of the convex panel close to the large cam by bolts, and the end of the long connecting rod away from the convex panel is installed on the side of the large cam by bolts. The middle part of the convex panel is convex, and the two ends are designed to be flat.

[0008] Preferably, the reciprocating motion mechanism includes a guide rail seat installed on the top of the saw blade fixing seat by bolts, and a sliding table is installed on the top of the guide rail seat through the guide rail sliding. The sliding table can move closer to or away from the saw blade fixing seat on the guide rail seat through the guide rail, and a telescopic block is fixedly installed in the middle of one end of the guide rail seat close to the convex panel, and a roller is fixedly installed in the middle of one end of the telescopic block away from the guide rail seat, and the roller is rollingly installed with the convex panel.

[0009] Preferably, the sawtooth width adjustment connecting rod mechanism includes a right-angle plate frame threadedly mounted on the top of the saw blade fixing seat, a square body is mounted on one right-angle side of the right-angle plate frame, a first clamping rail is fixedly mounted on the tail end of the other right-angle side, and an upper connecting rod is mounted on the middle part of the top end of the square body through a bearing.

[0010] Preferably, both ends of the upper connecting rod are hinged with transfer rods, and the transfer rod at one end of the upper connecting rod is hinged with a guide rod, and the transfer rod at the other end of the upper connecting rod is hinged with a lever head, and the middle part of the lever head is clamped on the top of the first rail, and can be telescopically moved along the lateral horizontal guidance of the first rail.

[0011] Preferably, the gear-shifting cam mechanism includes a gear-shifting housing threadedly mounted on the top of the saw blade fixing seat, a meshing bevel gear set is installed on the inner wall of the gear-shifting housing and is arranged close to one end of the large cam, and the whole is composed of a forward bevel gear and a steering bevel gear that mesh with each other, and a first meshing gear set is installed on the top of the inner wall of the gear-shifting housing, which is rotatably mounted on the top of the inner wall through a bearing, and the whole is composed of a first large gear and a first small gear that mesh with each other.

[0012] Preferably, the first large gear is installed in combination with the steering bevel gear through the gear shaft, and an elliptical disk is fixedly installed on the gear shaft of the first small gear, and the elliptical disk is arranged away from the top wall of the gear shifting housing, and a second rail is fixedly installed on one end of the gear shifting housing close to the saw blade fixing seat, the guide rod is horizontally slidably installed with the second rail, and the end of the guide rod away from the transfer rod passes through the gear shifting housing and is hinged to the top side of the elliptical disk, and the elliptical disk can drive the guide rod to perform periodic horizontal telescopic movement in the second rail under the meshing transmission of the first meshing gear set.

[0013] Preferably, the saw blade pressing cam mechanism includes a pressing piece shell fixedly installed on the top of the saw blade fixing seat by bolts, a triangular frame is fixedly installed on one end of the pressing piece shell close to the saw blade fixing seat, a pressing rod is installed on the top of the triangular frame by positioning through a pin, the middle part of the pressing rod is hinged to the top of the triangular frame, a transmission rod is installed through the front and rear of the pressing piece shell, and the transmission rod is rotatably installed with the pressing piece shell through a bearing.

[0014] Preferably, a pressing cam and a second meshing gear set are installed on the inner side of the pressing shell, the pressing cam is located on the inner wall of the pressing shell and is installed close to one side of the gear shifting housing, the second meshing gear set is installed on the opposite side wall of the pressing cam, and the second meshing gear set as a whole is composed of a second large gear and a second small gear that mesh with each other, and the second large gear is fixedly installed on the transmission rod, the gear shaft in the middle of the second small gear is fixedly installed in the middle of the pressing cam, and both ends of the gear shaft are positioned and inserted on the inner wall surface of the pressing shell, and a small roller is movably installed at the bottom of one end of the pressure rod away from the saw blade fixing seat, which is fitted on the outer surface of the pressure cam and rollingly installed with the pressure cam, and drives the free end of the pressure rod to make periodic up and down movements with the circular rotation of the pressure cam, wherein a pressure block is fixedly installed at the free end of the pressure rod away from the pressure shell for pressing the saw blade downward.

[0015] Preferably, a third meshing gear set is installed at the output end of the worm gear reduction motor, and the third meshing gear set as a whole is composed of a meshing third large gear and a third small gear, the third large gear is fixedly mounted on the transmission rod, and the third small gear is fixedly mounted on the output end of the worm gear reduction motor, and a servo motor is mounted on the top of the right-angle plate frame, and the output end of the servo motor passes through the middle of the block body, and the servo motor is used to drive the block body to make a linear motion on the right-angle plate frame, and the transmission rod passes through the front and rear plates of the gear shifting housing and is plugged into the large cam, which is used to drive the large cam to rotate around the transmission rod, and the forward bevel gear is fixedly mounted on the transmission rod, which is used to drive the forward bevel gear to rotate around the transmission rod.

[0016] The present invention provides a saw blade tooth holder gear grinding machine with adjustable saw disc diameter, which has the following beneficial effects:

[0017] 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 controls the saw disc width mechanism to change the specific width of the saw disc to prevent the saw blade from moving. This ensures that the gear grinding machine can automatically grind circular saw blades of various diameters.

[0018] 2. The saw blade tooth seat gear grinder with adjustable saw disc diameter, by designing a linear cam mechanism, a reciprocating motion mechanism and a large cam, drives the gear grinding motor to reciprocate on the top of the saw blade fixing seat, thereby realizing the reciprocating coordination with the saw tooth width adjustment connecting rod mechanism, the tooth shifting cam mechanism and the saw blade pressing cam mechanism, and under the transmission use of the first meshing gear set and the elliptical disk, and the transmission use of the second meshing gear set and the blade pressing cam, and combined with the above structure, all of which are driven by the third meshing gear set to uniformly output power, and all adopt the cam connecting rod mechanism design, so that the gear grinder can achieve the coordination and unification of the linear reciprocating motion, tooth shifting motion and tooth pressing motion of the gear grinder.

[0019] 3. The saw blade tooth seat gear grinding machine with adjustable saw disc diameter uses a servo motor to accurately control the installation position of the block on the top of the right-angle plate frame, so as to accurately adjust the width of each tooth pitch to meet the requirements of shifting teeth at the top of the lever, complete the fine-tuning tooth shifting operation of the saw blade, and realize the operation coordination process of shifting and grinding one tooth when the saw tooth width adjustment connecting rod mechanism, the tooth shifting cam mechanism and the gear grinding motor are in operation; and various saw blade tooth pitch requirements can be adjusted through the precise control of the servo motor.

[0020] 4. The saw blade tooth seat grinding machine with adjustable saw disc diameter can realize the full automation requirements of saw blade tooth grinding and achieve a series of precise movements of tooth shifting, tooth pressing and tooth grinding. Through the coordinated operation of the tooth shifting cam mechanism, the saw blade pressing cam mechanism, the linear cam mechanism, the reciprocating motion mechanism and the large cam as well as the cam-connecting rod mechanism connecting each structure, it can not only realize full mechanized movement, but also complete work requirements with higher precision, reduce the labor intensity of workers, improve the safety factor of workers, and avoid direct contact between workers and saw blades. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It 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;

[0022] Figure 2 It 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;

[0023] Figure 3 It is a top view of the partial assembly structure of the linear cam mechanism and the reciprocating motion mechanism of the present invention;

[0024] Figure 4 For the present invention Figure 2 The structure of C is enlarged;

[0025] Figure 5 For the present invention Figure 2 A magnified view of the structure of middle B;

[0026] Figure 6It is a structural schematic diagram of the saw blade pressing cam mechanism of the present invention;

[0027] Figure 7 It is a partial structural front view of the saw blade pressing cam mechanism of the present invention;

[0028] Figure 8 It is a schematic diagram of the assembly structure of the large cam and the transmission rod of the present invention;

[0029] Fig. 9 It is a top view of the local structure of the gear shifting cam mechanism of the present invention.

[0030] 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, sliding table; 43, telescopic block; 44, roller; 5, sawtooth width adjustment connecting rod mechanism; 51, right angle plate frame; 52, block body; 53, upper connecting rod; 54, transfer rod; 55, guide rod; 56, first clamping rail; 57, lever top; 6, large cam; 7 , gear shifting cam mechanism; 71, gear shifting housing; 72, meshing bevel gear set; 73, first meshing gear set; 74, elliptical disk; 75, second clamping rail; 8, saw blade pressing cam mechanism; 81, sheet pressing housing; 82, triangular plate frame; 83, pressure rod; 84, transmission rod; 85, sheet pressing cam; 86, second meshing gear set; 9, worm gear reduction motor; 10, servo motor; 11, gear grinding motor; 12, third meshing gear set. DETAILED DESCRIPTION

[0031] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

[0032] The first embodiment, as Figures 1 to 9 As shown, the present invention provides a technical solution: a saw blade tooth holder grinding machine with adjustable saw disc diameter, comprising a saw blade fixing seat 1, a linear cam mechanism 3 is mounted on the far end of the saw blade fixing seat 1, and a reciprocating motion mechanism 4 is mounted on the far end of the top of the saw blade fixing seat 1, a large cam 6 is mounted on the side of the top of the saw blade fixing seat 1 away from the linear cam mechanism 3, and a gear shifting cam mechanism 7 is fixedly mounted on the far end of the top of the saw blade fixing seat 1 on the same side of the large cam 6, wherein a manual saw disc width adjustment mechanism is installed on the side of the top of the saw blade fixing seat 1 close to the gear shifting cam mechanism 7, which can manually adjust the width of the saw disc, so as to facilitate the saw blade fixing seat 1 to fix saw blades of different widths;

[0033] The sawtooth width adjustment link mechanism 5 is installed between the saw blade fixing seat 1 and the tooth shifting cam mechanism 7, and is located on the top of the saw blade fixing seat 1 and the same side as the reciprocating motion mechanism 4, and is used to shift the saw teeth of the saw blade;

[0034] A saw blade pressing cam mechanism 8 is fixedly mounted on the top of the saw blade fixing seat 1, and the end away from the large cam 6 is arranged close to the gear shifting cam mechanism 7, and is used to press the saw blade. A worm gear reduction motor 9 is installed at the proximal end of the top of the saw blade fixing seat 1, and is located on the same side of the gear shifting cam mechanism 7 and away from the end of the large cam 6. A gear grinding motor 11 is installed on the top of the reciprocating motion mechanism 4 through bolts, and is used to saw teeth on the saw blade;

[0035] The linear cam mechanism 3 includes a guide rail frame 31 installed on the ground by bolts and is located on the same horizontal plane as the saw blade fixing seat 1. A convex panel 32 is slidably installed in the middle of one side of the guide rail frame 31 close to the reciprocating motion mechanism 4. A long connecting rod 33 is installed by bolts at one end of the convex panel 32 close to the large cam 6. The end of the long connecting rod 33 away from the convex panel 32 is installed on the side of the large cam 6 by bolts. The middle part of the convex panel 32 is convex, and the two ends are designed to be flat.

[0036] The reciprocating motion mechanism 4 includes a guide rail seat 41 installed on the top of the saw blade fixing seat 1 by bolts, and a sliding table 42 is installed on the top of the guide rail seat 41 through a guide rail sliding. The sliding table 42 can move on the guide rail seat 41 towards or away from the saw blade fixing seat 1 through the guide rail. A telescopic block 43 is fixedly installed in the middle of one end of the guide rail seat 41 close to the convex panel 32, and a roller 44 is fixedly installed in the middle of one end of the telescopic block 43 away from the guide rail seat 41, and the roller 44 is rollingly installed with the convex panel 32.

[0037] When in use, the diameter of the saw blade is measured with a ruler in advance, and then the diameter of the saw disk is manually adjusted. After adjusting to a suitable diameter of the saw blade, the saw blade is placed on the saw blade fixing seat 1; then the tooth pitch width is measured with a caliper, and then the sawtooth width adjustment connecting rod mechanism 5 controlled by the servo motor 10 is adjusted to the width measured by the caliper, and the top of the shifting rod 57 is shifted to the sawtooth, 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, the gear shifting cam mechanism 7 and the saw blade pressing cam mechanism 8 are driven to operate under the meshing and rotating cooperation of the third meshing gear set 12 and the transmission rod 84, so that the above mechanisms operate according to the rules of gear shifting, gear pressing and gear grinding, and the gear grinding motor 11 is turned on, and the linear cam mechanism 3 drives the gear grinding motor 11 to realize front and back gear grinding, that is, gear grinding when moving forward and gear retracting when moving backward. Through the above operations, the gear grinding process of the saw blade can be completed;

[0038] The saw blade is manually placed on the saw blade fixing seat 1, and the specific width of the saw disc of the saw blade is changed by manually controlling the saw disc width mechanism, thereby ensuring that the gear grinding machine can automatically grind circular saw blades of various diameters.

[0039] The second embodiment is based on the first embodiment. Figure 1 , Figure 6 , Figure 7 and Fig. 9 As shown, the sawtooth width adjustment linkage mechanism 5 includes a right-angled plate frame 51 threadedly mounted on the top of the saw blade fixing seat 1, a block body 52 is mounted on one right-angled side of the right-angled plate frame 51, a first rail 56 is fixedly mounted on the tail end of the other right-angled side, and an upper connecting rod 53 is mounted on the middle part of the top end of the block body 52 through a bearing; both ends of the upper connecting rod 53 are hinged with a transfer rod 54, and a guide rod 55 is hinged on the transfer rod 54 at one end of the upper connecting rod 53, and a lever head 57 is hinged on the transfer rod 54 at the other end of the upper connecting rod 53, and the middle part of the lever head 57 is clamped on the top of the first rail 56, and can be telescopically moved along the lateral horizontal guide of the first rail 56, so that the end of the lever head 57 close to the saw blade can adjust the saw teeth on the saw blade.

[0040] The gear-shifting cam mechanism 7 includes a gear-shifting housing 71 threadedly mounted on the top of the saw blade fixing seat 1, a meshing bevel gear set 72 is mounted on the inner side wall of the gear-shifting housing 71, and is arranged near one end of the large cam 6, and the whole is composed of a forward bevel gear and a steering bevel gear that mesh with each other, a first meshing gear set 73 is mounted on the top of the inner wall of the gear-shifting housing 71, and is rotatably mounted on the top of the inner wall through a bearing, and the whole is composed of a first large gear and a first small gear that mesh with each other; the first large gear is assembled and installed with the steering bevel gear through a gear shaft, an elliptical disk 74 is fixedly mounted on the gear shaft of the first small gear, and the elliptical disk 74 is arranged away from the top wall of the gear-shifting housing 71, and a second rail 75 is fixedly mounted on one end of the gear-shifting housing 71 near the saw blade fixing seat 1, the guide rod 55 is horizontally slidably mounted with the second rail 75, and the end of the guide rod 55 away from the transfer rod 54 passes through the gear-shifting housing 71 and is hinged to the top side of the elliptical disk 74.

[0041] When in use, by designing a linear cam mechanism 3, a reciprocating motion mechanism 4 and a large cam 6, the gear grinding motor 11 is driven to reciprocate on the top of the saw blade fixing seat 1, thereby realizing the reciprocating coordination with the sawtooth width adjustment connecting rod mechanism 5, the gear shifting cam mechanism 7, and the saw blade pressing cam mechanism 8, and under the transmission use of the first meshing gear group 73 and the elliptical disk 74, and the transmission use of the second meshing gear group 86 and the saw blade pressing cam 85, and combined with the above-mentioned structure, the transmission rod 84 driven by the third meshing gear group 12 outputs power in a unified manner, and the cam connecting rod mechanism design is adopted, so that the gear grinding machine can achieve the coordination and unification of the linear reciprocating motion, gear shifting motion and gear pressing motion of the gear grinding motor 11.

[0042] The third embodiment, based on the first and second embodiments, please refer to Figure 1 , Figure 6 , Figure 7 , Figure 8 and Fig. 9 As shown, the saw blade pressing cam mechanism 8 includes a pressing piece housing 81 fixedly mounted on the top of the saw blade fixing seat 1 by bolts, a triangular frame 82 is fixedly mounted on one end of the pressing piece housing 81 close to the saw blade fixing seat 1, a pressing rod 83 is mounted on the top of the triangular frame 82 by a latch, the middle part of the pressing rod 83 is hinged to the top of the triangular frame 82, a transmission rod 84 is installed through the front and rear of the pressing piece housing 81, and the transmission rod 84 is rotatably mounted with the pressing piece housing 81 through a bearing; a pressing piece cam 85 and a second meshing gear set 86 are installed on the inner side of the pressing piece housing 81, and the pressing piece cam 85 is located at the top of the pressing piece housing 81. The second meshing gear set 86 is installed on the inner wall and close to one side of the gear shifting housing 71. The second meshing gear set 86 is installed on the opposite side wall of the pressure cam 85, and the second meshing gear set 86 as a whole is composed of a second large gear and a second small gear that are meshed with each other, 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 in the middle of the pressure cam 85. The two ends of the gear shaft are positioned and inserted on the inner wall surface of the pressure housing 81, and a small roller is movably installed at the bottom of the end of the pressure rod 83 away from the saw blade fixing seat 1, which is fitted on the outer surface of the pressure cam 85 and is rolled with the pressure cam 85.

[0043] A third meshing gear set 12 is installed at the output end of the worm gear reduction motor 9. The third meshing gear set 12 is composed of a meshing third large gear and a third small gear. 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 reduction motor 9. A servo motor 10 is mounted on the top of the right-angle plate frame 51. The output end of the servo motor 10 passes through the middle of the block body 52. ​​The servo motor 10 is used to drive the block body 52 to make a linear motion on the right-angle plate frame 51. The transmission rod 84 passes through the front and rear plates of the gear shifting housing 71 and is plugged into the large cam 6.

[0044] When in use, the servo motor 10 accurately controls the installation position of the block body 52 on the top of the right-angle plate frame 51, so as to accurately adjust the width of each tooth pitch to meet the tooth shifting requirement of the lever head 57, complete the fine-tuning tooth shifting operation of the saw blade, and realize the operation coordination process of shifting one tooth and grinding one tooth when the saw tooth width adjustment connecting rod mechanism 5, the tooth shifting cam mechanism 7 and the gear grinding motor 11 operate; and the servo motor 10 can accurately control and adjust various saw blade tooth pitch requirements; it can meet the full automation requirements of saw blade gear grinding, and realize a series of precise movements of shifting teeth, pressing teeth and grinding teeth. Through the coordinated operation of the tooth shifting cam mechanism 7, the saw blade pressing cam mechanism 8, the linear cam mechanism 3, the reciprocating motion mechanism 4 and the large cam 6 and the cam connecting rod mechanism connected between each structure, not only the full mechanized movement is realized, but also the work requirements with higher precision can be completed, the labor intensity of workers is reduced, the safety factor of workers is improved, and direct contact between workers and saw blades is avoided.

[0045] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. A saw blade tooth holder gear grinding machine with adjustable saw disc diameter, comprising a saw blade fixing seat (1), characterized in that: A linear cam mechanism (3) is mounted on the distal end of the saw blade fixing seat (1), and a reciprocating mechanism (4) is mounted on the distal end of the top of the saw blade fixing seat (1); a large cam (6) is mounted on the side of the top of the saw blade fixing seat (1) away from the linear cam mechanism (3); and a gear shifting cam mechanism (7) is fixedly mounted on the distal end of the top of the saw blade fixing seat (1) on the same side as the large cam (6); A sawtooth width adjustment connecting rod mechanism (5), which is installed between the saw blade fixing seat (1) and the tooth shifting cam mechanism (7) and is located at the top of the saw blade fixing seat (1) and on the same side as the reciprocating motion mechanism (4), and is used to shift the saw teeth of the saw blade; A saw blade pressing cam mechanism (8), the saw blade pressing cam mechanism (8) is fixedly mounted on the top of the saw blade fixing seat (1), and the end away from the large cam (6) is arranged close to the gear shifting cam mechanism (7), and is used to press the saw blade; a worm gear reduction motor (9) is installed at the proximal end of the top of the saw blade fixing seat (1), and is located on the same side of the gear shifting cam mechanism (7) and away from the large cam (6); a gear grinding motor (11) is installed at the top of the reciprocating motion mechanism (4) via bolts, and is used to saw teeth on the saw blade; The linear cam mechanism (3) comprises a guide rail frame (31) mounted on the ground by bolts and located on the same horizontal plane as the saw blade fixing seat (1); a convex panel (32) is slidably mounted on the middle part of one side of the guide rail frame (31) close to the reciprocating motion mechanism (4); a long connecting rod (33) is mounted on the end of the convex panel (32) close to the large cam (6) by bolts; an end of the long connecting rod (33) away from the convex panel (32) is mounted on the side of the large cam (6) by bolts; the middle part of the convex panel (32) is convex, and both ends are designed to be flat; The reciprocating motion mechanism (4) comprises a guide rail seat (41) mounted on the top of the saw blade fixing seat (1) by means of bolts, a sliding platform (42) being slidably mounted on the top of the guide rail seat (41) by means of a guide rail, the sliding platform (42) being able to move on the guide rail seat (41) towards or away from the saw blade fixing seat (1) by means of the guide rail, a telescopic block (43) being fixedly mounted on the middle of one end of the guide rail seat (41) close to the convex panel (32), and a roller (44) being fixedly mounted on the middle of one end of the telescopic block (43) away from the guide rail seat (41), the roller (44) being rollingly mounted on the convex panel (32).

2. The saw blade tooth holder gear grinding machine with adjustable saw disc diameter according to claim 1, characterized in that: The sawtooth width adjustment connecting rod mechanism (5) comprises a right-angled plate frame (51) threadedly mounted on the top of the saw blade fixing seat (1); a block body (52) is mounted on one right-angled side of the right-angled plate frame (51); a first clamping rail (56) is fixedly mounted on the tail end of the other right-angled side; and an upper connecting rod (53) is mounted on the middle part of the top end of the block body (52) via a bearing.

3. The saw blade tooth holder gear grinding machine with adjustable saw disc diameter according to claim 2, characterized in that: Both ends of the upper connecting rod (53) are hinged with transfer rods (54), and a guide rod (55) is hinged on the transfer rod (54) at one end of the upper connecting rod (53), and a lever top (57) is hinged on the transfer rod (54) at the other end of the upper connecting rod (53). The middle part of the lever top (57) is clamped on the top of the first rail (56) and can be telescopically moved along the lateral horizontal guidance of the first rail (56).

4. The saw blade tooth holder gear grinding machine with adjustable saw disc diameter according to claim 1, characterized in that: The gear shifting cam mechanism (7) comprises a gear shifting housing (71) threadedly mounted on the top of the saw blade fixing seat (1); a meshing bevel gear set (72) is mounted on the inner side wall of the gear shifting housing (71) and is arranged close to one end of the large cam (6), and the whole is composed of a forward bevel gear and a steering bevel gear that mesh with each other; a first meshing gear set (73) is mounted on the top of the inner wall of the gear shifting housing (71) and is rotatably mounted on the top of the inner wall via a bearing, and the whole is composed of a first large gear and a first small gear that mesh with each other.

5. The saw blade tooth holder gear grinding machine with adjustable saw disc diameter according to claim 4, characterized in that: The first large gear is assembled and installed with the steering bevel gear via a gear shaft, an elliptical disk (74) is fixedly installed on the gear shaft of the first small gear, and the elliptical disk (74) is arranged away from the top wall of the gear shifting housing (71), and a second rail (75) is fixedly installed on one end of the gear shifting housing (71) close to the saw blade fixing seat (1), the guide rod (55) and the second rail (75) are horizontally slidably installed, and one end of the guide rod (55) away from the transfer rod (54) passes through the gear shifting housing (71) and is hinged to the top side of the elliptical disk (74).

6. The saw blade tooth holder gear grinding machine with adjustable saw disc diameter according to claim 1, characterized in that: The saw blade pressing cam mechanism (8) comprises a pressing piece housing (81) fixedly mounted on the top of the saw blade fixing seat (1) by means of bolts; a triangular frame (82) is fixedly mounted on one end of the pressing piece housing (81) close to the saw blade fixing seat (1); a pressing rod (83) is mounted on the top of the triangular frame (82) in a positioning manner by means of a latch; the middle portion of the pressing rod (83) is hingedly connected to the top of the triangular frame (82); a transmission rod (84) is installed through the front and rear of the pressing piece housing (81); and the transmission rod (84) is rotatably mounted on the pressing piece housing (81) via a bearing.

7. The saw blade tooth holder gear grinding machine with adjustable saw disc diameter according to claim 6, characterized in that: A pressing cam (85) and a second meshing gear set (86) are installed on the inner side of the pressing housing (81). The pressing cam (85) is located on the inner wall of the pressing housing (81) and is installed close to the side of the gear shifting housing (71). The second meshing gear set (86) is installed on the opposite side wall of the pressing cam (85). The second meshing gear set (86) is composed of a second large gear and a second small gear that are meshed with each other. The second large gear is fixedly installed on the transmission rod (84). The gear shaft in the middle of the second small gear is fixedly installed in the middle of the pressing cam (85). Both ends of the gear shaft are positioned and inserted on the inner wall surface of the pressing housing (81). A small roller is movably installed at the bottom of one end of the pressing rod (83) away from the saw blade fixing seat (1), which is fitted on the outer surface of the pressing cam (85) and is rollingly installed with the pressing cam (85).

8. The saw blade tooth holder gear grinding machine with adjustable saw disc diameter according to claim 2, characterized in that: The output end of the worm gear reduction motor (9) is provided with a third meshing gear set (12), the third meshing gear set (12) as a whole is composed of a third large gear and a third small gear that are meshed with each other, 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 reduction motor (9), a servo motor (10) is mounted on the top of the right-angle plate frame (51), the output end of the servo motor (10) passes through the middle of the block body (52), the servo motor (10) is used to drive the block body (52) to perform linear motion on the right-angle plate frame (51), and the transmission rod (84) passes through the front and rear plates of the gear shifting housing (71) and is plugged into the large cam (6).

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