CN211804168U

CN211804168U - Automatic band saw grinds saw machine

Info

Publication number: CN211804168U
Application number: CN201922415809.1U
Authority: CN
Inventors: 周金茂; 崔士龙; 顾冬青; 周璨; 杨郁东; 徐培军; 丁夕
Original assignee: Nantong Maoyi Machine Tool Co ltd
Current assignee: Nantong Maoyi Machine Tool Co ltd
Priority date: 2019-12-29
Filing date: 2019-12-29
Publication date: 2020-10-30
Anticipated expiration: 2029-12-29

Abstract

The utility model relates to a saw sharpening machine technical field just discloses an automatic band saw sharpening machine, comprises a workbench, the top fixed mounting of workstation has right mount and left mount that the symmetry set up, the inboard top fixedly connected with splice bar of right side mount, the top fixed mounting in the left side mount outside has first motor, fixed cover is equipped with the pivot that extends to left mount inboard on the output shaft of first motor. This automatic band saw grinds saw machine, when using, drive main epaxial action wheel through starting the second motor and rotate, the transmission that utilizes the hold-in range drives the subshaft rotation, thereby drive the main shaft and rotate simultaneously with two epaxial eccentric wheels, and then drive the tooth clearance on the fixed cover bottom arc piece with the sawtooth contact at saw blade top, promote the horizontal migration of saw blade clearance, reach the purpose of automatic band saw, automatic band saw mechanism on this device simple structure, high durability and convenient use, low in manufacturing cost, easy to maintain.

Description

Automatic band saw grinds saw machine

Technical Field

The utility model relates to a saw sharpening machine technical field specifically is an automatic band saw sharpening machine.

Background

The saw blade is a steel strip with tooth blades, the tooth blades are the main parts of the saw blade, and the saw grinder is a grinding tool for the saw blade, so that the saw blade after long-time use is changed into sharp from new, the rejection rate of the saw blade is reduced, the service life of the saw blade is prolonged, the replacement frequency of the saw blade is reduced, and the processing cost is reduced.

However, the band saw mechanism of the existing saw grinding machine is complex in structure, not only improves the manufacturing cost of the saw grinding machine, but also has higher maintenance cost and difficulty in the subsequent process and low practicability.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an automatic band saw grinds saw machine possesses simple structure, the easy advantage of maintaining, and the band saw mechanism structure of having solved current saw mill is complicated, has not only improved the manufacturing cost who grinds the saw machine, and the maintenance cost and the degree of difficulty of epilogue are also higher, problem that the practicality is low.

The utility model provides a following technical scheme: an automatic band saw grinding machine comprises a workbench, wherein a right fixing frame and a left fixing frame which are symmetrically arranged are fixedly arranged at the top of the workbench, connecting ribs are fixedly connected to the top of the inner side of the right fixing frame, a first motor is fixedly arranged at the top of the outer side of the left fixing frame, a rotating shaft extending to the inner side of the left fixing frame is fixedly sleeved on an output shaft of the first motor, extension frames are arranged at the bottoms of the inner sides of the right fixing frame and the left fixing frame, a lower fixing shaft is fixedly sleeved between the two extension frames, a lower guide wheel is movably sleeved at the middle part of the lower fixing shaft, a saw blade is movably connected to the top of the lower guide wheel, a fixing plate is fixedly connected to one side of the top of the workbench, a tooth grinding mechanism is arranged at the middle part of the fixing plate, a left supporting frame and a right supporting frame are fixedly arranged, the fixed cover that is located one of right branch strut inboard from the axis is equipped with from the driving wheel, the hold-in range has been cup jointed from the activity on the driving wheel, fixed mounting has the second motor on the left branch strut, fixed cover is equipped with the main shaft on the output shaft of second motor, the main shaft is located one of left branch strut inboard and serves the fixed cover and be equipped with the action wheel, and the one end of main shaft and from the axis all extends to the inboard of fixed plate and fixed cover is equipped with the eccentric wheel, the spacing axle of the equal fixedly connected with in both sides at the.

Preferably, the connecting frame is fixedly connected to one end of the rotating shaft and one end of the connecting rib, a side fixing shaft is fixedly sleeved on the inner side of the connecting frame, a side guide wheel is movably sleeved in the middle of the side fixing shaft, and limiting rings located on two sides of the side guide wheel are fixedly sleeved on the side fixing shaft.

Preferably, the eccentric wheel is fixedly sleeved with a fixing sleeve, the bottom of the fixing sleeve is fixedly connected with an arc-shaped block, teeth are arranged at the bottom of the arc-shaped block, and a limiting groove is formed in the middle of the top end of the fixing sleeve.

Preferably, the saw blade is movably sleeved between the left fixing frame and the right fixing frame, and the bottoms of two sides of the saw blade are respectively movably connected with the outer surfaces of the two side guide wheels.

Preferably, the driving wheel is movably sleeved with one end, far away from the driven wheel, of the synchronous belt, and the driving wheel is in transmission connection with the driven wheel through the synchronous belt.

Preferably, the limiting groove at the top of the fixing sleeve is movably sleeved with the limiting shaft, and the teeth on the arc-shaped block at the bottom of the fixing sleeve are movably connected with the teeth at the top of the saw blade.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this automatic band saw grinds saw machine, when using, drive main epaxial action wheel through starting the second motor and rotate, the transmission that utilizes the hold-in range drives the subshaft rotation, thereby drive the main shaft and rotate simultaneously with two epaxial eccentric wheels, and then drive the tooth clearance on the fixed cover bottom arc piece with the sawtooth contact at saw blade top, promote the horizontal migration of saw blade clearance, reach the purpose of automatic band saw, automatic band saw mechanism on this device simple structure, high durability and convenient use, low in manufacturing cost, easy to maintain.

2. This automatic band saw sharpening machine, carry out spacing support to the saw blade through two side guide wheels and a lower guide, very big improvement the stability of saw blade band saw in-process, and this device is when a band saw accomplishes needs to grind the tooth, start first motor and drive the pivot in the link and rotate, thereby can drive the rotatory 90 degrees of a side guide wheel, and then utilize the frictional force between rotatory back side guide wheel and saw blade to carry out spacing fixed to the saw blade, fixed purpose when reaching the saw blade gerar grinding, stability when improving the saw blade gerar grinding and the precision of processing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the lower guide wheel of the present invention;

fig. 3 is the schematic diagram of the structure synchronous belt of the present invention.

In the figure: 1. a work table; 2. a right fixing frame; 3. a left fixed mount; 4. connecting ribs; 5. a first motor; 6. a rotating shaft; 601. a connecting frame; 602. a side fixed shaft; 603. a side guide wheel; 604. a limiting ring; 7. an extension frame; 8. a lower fixed shaft; 9. a lower guide wheel; 10. a saw blade; 11. a fixing plate; 12. a gear grinding mechanism; 13. a left support frame; 14. a right support frame; 15. a driven shaft; 16. a driven wheel; 17. a synchronous belt; 18. a second motor; 19. a main shaft; 20. a driving wheel; 21. an eccentric wheel; 211. fixing a sleeve; 212. an arc-shaped block; 213. teeth; 214. a limiting groove; 22. and a limiting shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an automatic band saw grinding and sawing machine comprises a worktable 1, a right fixing frame 2 and a left fixing frame 3 are fixedly installed at the top of the worktable 1, the right fixing frame 2 and the left fixing frame 3 are symmetrically installed, a connecting rib 4 is fixedly connected to the top of the inner side of the right fixing frame 2, a first motor 5 is fixedly installed at the top of the outer side of the left fixing frame 3, a rotating shaft 6 extending to the inner side of the left fixing frame 3 is fixedly sleeved on an output shaft of the first motor 5, extension frames 7 are respectively installed at the bottoms of the inner sides of the right fixing frame 2 and the left fixing frame 3, a lower fixing shaft 8 is fixedly sleeved between the two extension frames 7, a lower guide wheel 9 is movably sleeved at the middle part of the lower fixing shaft 8, the bottom of a saw blade 10 can be supported by the lower guide wheel 9, and the lower guide wheel 9 can freely rotate on the lower fixing shaft 8, thereby facilitating the movement of, one side fixedly connected with fixed plate 11 at 1 top of workstation, the middle part of fixed plate 11 is equipped with gear grinding mechanism 12, and the both sides in the fixed plate 11 outside respectively fixed mounting have left branch strut 13 and right branch strut 14, the inboard middle part movable sleeve of right branch strut is equipped with from the axle 15, the fixed cover of being located one of right branch strut 14 inboard from the axle 15 is equipped with from the driving wheel 16, from the last activity of driving wheel 16 cup jointed hold-in range 17, fixed mounting has second motor 18 on the left branch strut 13, fixed cover is equipped with main shaft 19 on the output shaft of second motor 18, main shaft 19 is located one of left branch strut 13 inboard and is fixed the cover and is equipped with action wheel 20, and the one end of main shaft 19 and from axle 15 all extends to the inboard of fixed plate 11 and fixed cover is equipped with eccentric wheel.

Wherein, the equal fixedly connected with link 601 of one end of pivot 6 and splice bar 4, the inboard fixed cover of link 601 is equipped with side fixed axle 602, the middle part movable cover of side fixed axle 602 is equipped with side guide wheel 603, and the fixed cover is equipped with the spacing ring 604 that is located side guide wheel 603 both sides on the side fixed axle 602, this device is when once the band saw is accomplished and need carry out the gerar grinding, start first motor 5 and drive link 601 rotation on the pivot 6, thereby can drive the rotatory 90 degrees of a side guide wheel 603, and then utilize the frictional force between rotatory rear side guide wheel 603 and saw blade 10 to carry out spacing fixed to saw blade 10, fixed purpose when reaching saw blade 10 gerar grinding, stability when improving saw blade 10 gerar grinding and the precision of processing.

Wherein, the eccentric wheel 21 is fixedly sleeved with a fixed sleeve 211, the bottom of the fixed sleeve 211 is fixedly connected with an arc block 212, the bottom of the arc block 212 is provided with teeth 213, and the middle part of the top end of the fixed sleeve 211 is provided with a limit groove 214.

Wherein, saw blade 10 activity suit is between left mount 3 and right mount 2, and the bottom of saw blade 10 both sides respectively with the surface swing joint of two side guide wheels 603, utilizes two side guide wheels 603 on left mount 3 and the right mount 2 to carry out horizontal spacing support to saw blade 10, stability when can improving the saw blade 10 band saw and the convenience when saw blade 10 material loading.

Wherein, the one end activity that driving wheel 20 and hold-in range 17 kept away from driving wheel 16 cup joints, and driving wheel 20 is connected with the transmission of following driving wheel 16 through hold-in range 17, utilizes the hold-in range 17 between driving wheel 20 and the follow driving wheel 16, makes main shaft 19 and from the axle 15 can synchronous rotation to drive two eccentric wheels 21 and rotate simultaneously, and then utilize the tooth 213 of two arc pieces 212 bottoms to drive saw blade 10 and carry out comprehensive gerar grinding processing.

Wherein, the spacing groove 214 at fixed cover 211 top cup joints with spacing axle 22 activity, utilize the positive fixed spacing axle 22 of fixed plate 11 and the cooperation of spacing groove 214, it is spacing to fixed cover 211, and tooth 213 on fixed cover 211 bottom arc piece 212 and the sawtooth swing joint at saw blade 10 top, this device drives action wheel 20 on the main shaft 19 through starting second motor 18 and rotates, the transmission that utilizes hold-in range 17 drives from the axle 15 and rotates, thereby drive main shaft 19 and from two eccentric wheels 21 on the axle 15 rotate simultaneously, and then drive tooth 213 on fixed cover 211 bottom arc piece 212 and the sawtooth contact at saw blade 10 top, promote one section distance of saw blade 10 horizontal migration, reach the purpose of automatic band saw, this structure is compared in prior art, moreover, the steam generator is simple in structure, high durability and convenient use, low in manufacturing cost, and easy maintenance.

The working principle is as follows: before use, the saw blade 10 is placed between the two side guide wheels 603 and the lower guide wheel 9, the saw blade 10 is pushed to the lower part of the tooth grinding mechanism 12, then the first motor 5 is started to drive the connecting frame 601 on the rotating shaft 6 to rotate for 90 degrees, so that the horizontal state between the side fixed shaft 602 on the left fixed frame 3 and the saw blade 10 is changed into the vertical state, the saw blade 10 is limited and fixed by the friction force between the rotating rear side guide wheel 603 and the saw blade 10, the saw blade 10 is processed by the tooth grinding mechanism 12, finally, after one-time tooth grinding is completed, the first motor 5 is started to drive the side guide wheels 603 to reset, the second motor 18 is started to drive the driving wheel 20 on the main shaft 19 to rotate, the transmission of the synchronous belt 17 is used to drive the main shaft 19 and the two eccentric wheels 21 on the main shaft 15 to rotate simultaneously, and further drive the teeth 213 on the arc-shaped block 212 at the bottom of the fixed sleeve 211 to contact with the, pushing the saw blade 10 to move horizontally for a certain distance, and then grinding the teeth according to the above process.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic band saw grinds saw machine, includes workstation (1), its characterized in that: the top fixed mounting of workstation (1) has right mount (2) and left mount (3) that the symmetry set up, the inboard top fixedly connected with splice bar (4) of right side mount (2), the top fixed mounting in the left side mount (3) outside has first motor (5), fixed cover is equipped with pivot (6) that extend to left mount (3) inboard on the output shaft of first motor (5), the inboard bottom of right side mount (2) and left mount (3) all is equipped with extension frame (7), two fixed cover is equipped with down fixed axle (8) between extension frame (7), the middle part movable sleeve of lower fixed axle (8) is equipped with down guide pulley (9), the top swing joint of guide pulley (9) has saw blade (10) down, one side fixedly connected with fixed plate (11) at workstation (1) top, the middle part of fixed plate (11) is equipped with gear grinding mechanism (12), and both sides of the outer side of the fixed plate (11) are respectively and fixedly provided with a left supporting frame (13) and a right supporting frame (14), a driven wheel (16) is fixedly sleeved on one end of the driven shaft (15) positioned at the inner side of the right supporting frame (14), a synchronous belt (17) is movably sleeved on the driven wheel (16), a second motor (18) is fixedly arranged on the left supporting frame (13), a main shaft (19) is fixedly sleeved on an output shaft of the second motor (18), a driving wheel (20) is fixedly sleeved at one end of the main shaft (19) positioned at the inner side of the left supporting frame (13), one end of the main shaft (19) and one end of the driven shaft (15) both extend to the inner side of the fixed plate (11) and are fixedly sleeved with eccentric wheels (21), and both sides of the top of the front surface of the fixing plate (11) are fixedly connected with limit shafts (22).

2. The automatic band saw sharpening machine of claim 1, wherein: the connecting frame (601) is fixedly connected to one ends of the rotating shaft (6) and the connecting ribs (4), a side fixing shaft (602) is fixedly sleeved on the inner side of the connecting frame (601), a side guide wheel (603) is movably sleeved in the middle of the side fixing shaft (602), and limiting rings (604) located on two sides of the side guide wheel (603) are fixedly sleeved on the side fixing shaft (602).

3. The automatic band saw sharpening machine of claim 1, wherein: the fixed cover (211) is fixed to be equipped with on eccentric wheel (21), the bottom fixedly connected with arc piece (212) of fixed cover (211), the bottom of arc piece (212) is equipped with tooth (213), spacing groove (214) have been seted up at the middle part on fixed cover (211) top.

4. The automatic band saw sharpening machine of any one of claims 1 to 2, wherein: the saw blade (10) is movably sleeved between the left fixing frame (3) and the right fixing frame (2), and the bottoms of two sides of the saw blade (10) are respectively movably connected with the outer surfaces of the two side guide wheels (603).

5. The automatic band saw sharpening machine of claim 1, wherein: the driving wheel (20) is movably sleeved with one end, far away from the driven wheel (16), of the synchronous belt (17), and the driving wheel (20) is in transmission connection with the driven wheel (16) through the synchronous belt (17).

6. An automatic band saw sharpening machine according to any one of claims 1 to 3, wherein: the limiting groove (214) at the top of the fixing sleeve (211) is movably sleeved with the limiting shaft (22), and the teeth (213) on the arc-shaped block (212) at the bottom of the fixing sleeve (211) are movably connected with the sawteeth at the top of the saw blade (10).