CN102328247A - Automatic grinding machine for cutting edge of surgical knife blade - Google Patents
Automatic grinding machine for cutting edge of surgical knife blade Download PDFInfo
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- CN102328247A CN102328247A CN201110293837A CN201110293837A CN102328247A CN 102328247 A CN102328247 A CN 102328247A CN 201110293837 A CN201110293837 A CN 201110293837A CN 201110293837 A CN201110293837 A CN 201110293837A CN 102328247 A CN102328247 A CN 102328247A
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Abstract
The invention relates to an automatic grinding machine for a cutting edge of a surgical knife blade, which is provided with a rotation knife holder mechanism and a grinding head mechanism, wherein the rotation knife holder mechanism is used for clamping the knife blade; the grinding head mechanism is used for grinding the cutting edge; the two mechanisms are effectively combined in space; after the knife blade is clamped, a grinding wheel is driven by a grinding head motor to rotate at high speed; the grinding wheel is pushed to the position of the cutting edge by a first linear driving mechanism to carry out grinding; the grinding wheel is driven by a second linear driving mechanism to feed grinding quantity and compensate the abrasion loss of the grinding wheel relative to the knife blade; the grinding wheel is driven by a third linear driving mechanism to carry out linear cutting edge section grinding relative to the knife blade; and the knife blade is driven by a rotation control motor to carry out circular arc cutting edge section grinding relative to the grinding wheel. The automatic grinding machine for the cutting edge of the surgical knife blade is capable of breaking through the limitation of traditional manual grinding, carrying out automatic grinding on the surgical knife blade with a linear circular arc cutting edge, a circular arc cutting edge and a linear cutting edge, greatly reducing the labor strength and improving the production efficiency and the processing quality, and has very high practical value.
Description
Technical field
The present invention relates to the automatically processing device of medical operation blade, particularly a kind of automatic grinding machine of knife blade cutting edge.
Background technology
China produces the existing 50 years history of knife blade.For a long time, the production of knife blade is labour-intensive processing always, and particularly hand grinding technology is all adopted in the cutting edge grinding of knife blade over 50 years.After the reform and opening-up, the aseptic packaging knife blade that China produces gets into the international market for the first time.At present, the knife blade that China produces is not only sold inside the country, and a large amount of export trade.The Total sales volume of the 1 year knife blade in the whole world is at 8 ~ 1,000,000,000 according to statistics, and China only occupies 200,000,000 once maximum knife blade manufacturing enterprise of family.So big production scale is still continued to use the needs that hand grinding processing can not be satisfied high-quality, large-scale production far away.From the manufacturing process of knife blade, other manufacturing procedure all realizes mechanization and automation processing than being easier to except that the cutting edge grinding, and the cutting edge grinding more complicated of knife blade.This phenomenon has formed the bottleneck of restriction knife blade Manufacturing Technology Development, has had a strong impact on the production efficiency of knife blade.For this reason, how to break through the restriction of traditional-handwork grinding cutting edge, realize that mechanization and automation processing is current problem demanding prompt solution.
Summary of the invention
The present invention provides a kind of knife blade cutting edge automatic grinding machine, is intended to break through the restriction of traditional-handwork grinding knife blade cutting edge, realizes mechanization and automation sharpening, enhances productivity and crudy.
For achieving the above object, the technical scheme that the present invention adopts is: a kind of knife blade cutting edge automatic grinding machine comprises single-revolution tool rest mechanism, a grinding head mechanism and a support.
Said flying knife seat mechanism have one be used for the positioning operation blade tool post; Tool post be provided with one be used to compress knife blade pressing plate; Pressing plate and tool post are slidingly connected on vertical Z-direction; Have a hold down gag to be installed on the tool post, the effect end of hold down gag is connected with pressing plate, is compressing and loosens between two kinds of duties and change at the relative tool post of effect lower platen of hold down gag; Said tool post also is connected with the single-revolution main shaft, and rotary main shaft is arranged on the vertical Z-direction, and rotating support is on the single-revolution spindle drum, and the rotating shaft of the axle head of rotary main shaft and single-revolution control motor is in transmission connection.
Said grinding head mechanism have one be used for grinding knife blade cutting edge emery wheel; Emery wheel is fixedly connected with a grinding spindle; Grinding spindle horizontal arrangement and rotating support are on a bistrique support plate; One grinding head motor is installed on the bistrique support plate, and the rotating shaft of grinding head motor is in transmission connection through belt wheel transmission mechanism and grinding spindle; Also be provided with one in the said grinding head mechanism and advance support plate; Advance support plate to be provided with one and advance the slide and first straight line driving mechanism; Advance slide and advance between the support plate and be slidingly connected through first moving sets; The moving direction of first moving sets is with parallel by the cutting edge inclined-plane of mill knife blade, and the effect end of first straight line driving mechanism is connected with the propelling slide and acts on the moving direction of first moving sets; Be slidingly connected through one second moving sets between said propelling slide and the bistrique support plate; The moving direction of second moving sets is perpendicular to the plane that moving direction constituted of the Y axle and first moving sets of level; One second straight line driving mechanism is arranged be provided with respect to advancing slide to install, the effect end of second straight line driving mechanism is connected with the bistrique support plate and acts on the moving direction of second moving sets.
Said flying knife seat mechanism and grinding head mechanism are installed in said support; Between the rotary main shaft seat and support of flying knife seat mechanism; Perhaps be provided with three moving sets between the propelling support plate of grinding head mechanism and the support; The moving direction of three moving sets is parallel to the Y axle of level, has one the 3rd straight line driving mechanism to install with respect to support and is provided with, and the effect end of the 3rd straight line driving mechanism is connected with rotary main shaft seat or propelling support plate and acts on the moving direction of three moving sets.
Related content in the technique scheme is explained as follows:
1. technical scheme of the present invention is sent cutter mechanism automatically except comprising flying knife seat mechanism, grinding head mechanism and support, can also comprising, is got cutter mechanism and electric control system automatically in general.And flying knife seat mechanism and grinding head mechanism are to realize the requisite part of the object of the invention, also are main core technology contents.
2. in order to know and to describe flying knife seat mechanism and grinding head mechanism space structure and mutual alignment relation accurately; " X axle ", " Y axle " and " Z axle " formation spatial coordinate system have been introduced in the such scheme; Wherein, The diagram that the direction of " X axle " and " Z axle " provides with reference to accompanying drawing 1 in this spatial coordinate system, and the plane that " Y axle " constituted for vertical " X axle " and " Z axle ".
3. in the such scheme, " the revolution control motor " in the flying knife seat mechanism, mentioned is meant and is used to make tool post around the rotating control motor of Z axle, wherein control motor and be meant that stepper motor, servomotor etc. can provide the motor of angle of revolution control." grinding head motor " in grinding head mechanism, mentioned is meant and drives the emery wheel motor rotating at high speed that this motor is meant common electric machines such as interchange, direct current.
4. in the such scheme, said " moving sets " is meant three direction revolution frees degree of constraint space and two direction one-movement-freedom-degrees, and the kinematic pair of a direction one-movement-freedom-degree only is provided.The combination use of the mechanism that the mechanism that the typical structure of this kinematic pair can slide block cooperates with guide rail, the mechanism that the non-cylindrical guide pillar cooperates with guide pin bushing and the cylindrical guide pillar of at least two covers cooperate with guide pin bushing.
5. in the such scheme, said " being ground the cutting edge inclined-plane of knife blade " is meant that knife blade has ground the inclined-plane of rear edge oral-lateral portion.At present, the inclined-plane is all arranged, generally need twice grinding to accomplish, the inclined-plane of each grinding cutting edge one side by the edge of a knife both sides of international standard knife blade.
6. in the such scheme, said " first straight line driving mechanism " can be selected one of following three kinds of mechanisms:
(1) propulsion cylinder;
(2) first linear electric motors;
The combination of (3) the first control motors and first screw-nut body, wherein, the first control motor is stepper motor or servomotor.
7. in the such scheme, said " second straight line driving mechanism " can be selected one of following two kinds of mechanisms:
(1) second linear electric motors;
The combination of (2) the second control motors and second screw-nut body, wherein, the second control motor is stepper motor or servomotor.
8. in the such scheme, said " the 3rd straight line driving mechanism " can be selected one of following three place mechanisms:
(1) be made up of two cylinder series connection, wherein, the piston rod of a cylinder is fixedly connected with the cylinder body of another cylinder, and the piston rod of another cylinder is as the effect end of the 3rd straight line driving mechanism;
(2) the 3rd linear electric motors;
The combination of (3) the 3rd control motors and the 3rd screw-nut body, wherein, the 3rd control motor is stepper motor or servomotor.
9. in the such scheme, said " hold down gag " can be selected one of following two kinds of mechanisms:
(1) clamping cylinder;
(2) combination of motor and the 4th screw-nut body, motor wherein can adopt common electric machine, also can adopt stepper motor or servomotor.
10. in the such scheme; In order to realize that a clamping knife blade is accomplished two-sided cutting edge is carried out automatic grinding, between tool post and rotary main shaft, be provided with single-revolution mechanism, this slew gear is made up of a horizontal rotation main shaft and horizontal rotation control motor; Horizontal rotation main shaft horizontal arrangement is also vertical with rotary main shaft; Horizontal rotation main shaft rotating support is on rotary main shaft, and an end of horizontal rotation main shaft is fixedly connected with tool post, and the other end is connected with horizontal rotation control motor.
Design principle of the present invention and effect are: the present invention has designed a flying knife seat mechanism that is used for the clamping knife blade and one and has been used for the grinding head mechanism of grinding knife blade cutting edge, and flying knife seat mechanism and grinding head mechanism are effectively made up in the space.When the knife blade clamping after between pressing plate on the flying knife seat mechanism and the tool post; Grinding head motor band emery wheel rotates at a high speed; Utilize first straight line driving mechanism that emery wheel is advanced to knife blade cutting edge position this moment and carry out grinding; Motion through the relative knife blade of second straight line driving mechanism drive emery wheel can realize the feeding of stock removal and the compensation of abrasion of grinding wheel amount then; Can realize the grinding of straight line edge section through the motion of the relative knife blade of the 3rd straight line driving mechanism drive emery wheel; Motion through the relative emery wheel of revolution control driven by motor knife blade can realize the grinding of circular arc cutting edge section, thereby can realize that the knife blade that straight line is added circular arc cutting edge, circular arc cutting edge and straight line edge carries out automatic grinding.The present invention has broken the restriction of traditional-handwork grinding; Realize mechanization and automation sharpening; In the industry, belong to breakthrough innovation, solved those skilled in the art for a long time and expected the technical barrier that solves to greatly reduce labour intensity always; Improve production efficiency and crudy, had very high practical value.
Description of drawings
Accompanying drawing 1 is knife blade cutting edge automatic grinding machine structure principle chart of the present invention;
Accompanying drawing 2 is flying knife seat mechanism stereogram of the present invention;
Accompanying drawing 3 is grinding head mechanism stereogram of the present invention;
Accompanying drawing 4 is the vertical view when the automatic grinding cutting edge behind two knife blade clampings of the present invention;
Accompanying drawing 5 is two knife blade automatic grinding track sketch mapes with straight sword and circular arc sword of the present invention;
Accompanying drawing 6 is cutting edge automatic grinding schematic diagram of the present invention;
Accompanying drawing 7 is knife blade cutting edge secondary grinding enlarged drawing of the present invention.
In the above accompanying drawing: 1. knife blade; 2. emery wheel; 3. grinding track; 4. tool post; 5. pressing plate; 6. clamping cylinder; 7. rotary main shaft; 8. motor is controlled in revolution; 9. rotary main shaft seat; 10. primary importance sensor; 11. guide finger; 12. grinding spindle; 13. bistrique support plate; 14. grinding head motor; 15. belt wheel transmission mechanism; 16. support; 17. propelling support plate; 18. propelling slide; 19. propulsion cylinder; 20. guide pillar; 21. the second control motor; 22. second screw-nut body; 23. gear drive; 24. lead; 25. the 3rd control motor; 26. the 3rd screw-nut body; 27.Y to travel mechanism; 28. Y is to mobile support saddle; 29. second place sensor; 30. the 3rd position sensor.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described:
Embodiment: a kind of knife blade cutting edge automatic grinding machine
As shown in Figure 1, this automatic grinding machine comprises single-revolution tool rest mechanism (seeing the left-half of Fig. 1), a grinding head mechanism (seeing the right half part of Fig. 1), a support 16 and an electric control system.
As depicted in figs. 1 and 2; Said flying knife seat mechanism have one be used for positioning operation blade 1 tool post 4; Tool post 4 be provided with one be used to compress knife blade 1 pressing plate 5, pressing plate 5 and tool post 4 form through guide finger 11 on vertical Z-direction and are slidingly connected.There is a hold down gag to be installed on the tool post 4; This hold down gag is a clamping cylinder 6; The piston rod of clamping cylinder 6 is connected with pressing plate 5 as the effect end of hold down gag, is compressing and loosens between two kinds of duties and change at the effect lower platen 5 relative tool posts 4 of clamping cylinder 6.Under relaxation state, allow to pack into or take out knife blade 1, under impaction state, can carry out grinding by the blade cutting edge.In order to realize grinding to the circular arc cutting edge; Said tool post 4 also is fixedly connected with single-revolution main shaft 7; Rotary main shaft 7 is arranged in (see figure 1) on the vertical Z-direction; And rotating support is on single-revolution spindle drum 9, and the rotating shaft of the axle head of rotary main shaft 7 and single-revolution control motor 8 is in transmission connection.Revolution control motor 8 can adopt stepper motor, also can adopt servomotor.Rotary main shaft seat 9 is installed on the said support 16.
As shown in figures 1 and 3; Said grinding head mechanism have one be used for grinding knife blade 1 cutting edge emery wheel 2; Emery wheel 2 is fixedly connected with an end of a grinding spindle 12; Grinding spindle 12 horizontal arrangement and rotating support are equipped with a grinding head motor 14 on the bistrique support plate 13 on a bistrique support plate 13, the rotating shaft of this grinding head motor 14 is in transmission connection through the belt wheel transmission mechanism 15 and grinding spindle 12 other ends.Also be provided with one in the said grinding head mechanism and advance support plate 17, advance support plate 17 to be provided with one and advance the slide 18 and first straight line driving mechanism, wherein, first straight line driving mechanism adopts propulsion cylinder 19.Between propelling slide 18 and propelling support plate 17, be slidingly connected through first moving sets; First moving sets can be the travel mechanism that slide block cooperates with guide rail; Also can be the travel mechanism that the non-cylindrical guide pillar cooperates with guide pin bushing, can also be that the travel mechanism that the cylindrical guide pillar of two covers cooperates with guide pin bushing realizes (shown in Figure 3 is exactly the travel mechanism that the cylindrical guide pillar 20 of two covers cooperates with guide pin bushing) through being arranged in parallel.The moving direction of first moving sets is with parallel by the cutting edge inclined-plane of mill knife blade 1, and constitutes angle β (angle β is the half the of knife blade 1 edge of a knife angle in the present embodiment) with the X axle of level.The piston rod of propulsion cylinder 19 as the effect end of first straight line driving mechanism with advance slide 18 to be connected and act on the moving direction of first moving sets.Be slidingly connected through one second moving sets between said propelling slide 18 and the bistrique support plate 13; Second moving sets can be the travel mechanism that slide block cooperates with guide rail; Also can be the travel mechanism that the non-cylindrical guide pillar cooperates with guide pin bushing, can also be that the travel mechanism that the cylindrical guide pillar of at least two covers cooperates with guide pin bushing realizes (shown in Figure 3 is exactly the travel mechanism that the cylindrical lead 24 of quadruplet cooperates with guide pin bushing) through being arranged in parallel.The moving direction of second moving sets is perpendicular to the plane that moving direction constituted of the Y axle and first moving sets of level.One second straight line driving mechanism is arranged be provided with respect to advancing slide 18 to install; This second straight line driving mechanism is constituted by the second control motor 21, gear drive 23 and second screw-nut body 22; Wherein, The second control motor 21 is stepper motor or servomotor; Second screw-nut body 22 is cooperated with second nut by second screw mandrel and constitutes screw pair, and the second control motor 21 is connected with second lead screw transmission through gear drive 23, and second nut is connected with bistrique support plate 13 as the effect end of second straight line driving mechanism and acts on the moving direction of second moving sets.Between propelling support plate 17 and support 16, be provided with a Y to mobile support saddle 28, Y is fixedly mounted on the support 16 to mobile support saddle 28.Advancing support plate 17 and Y between mobile support saddle 28, to be provided with three moving sets; Three moving sets can be the travel mechanism that slide block cooperates with guide rail; Also can be the travel mechanism that the non-cylindrical guide pillar cooperates with guide pin bushing, can also be that the travel mechanism that cooperates with guide pin bushing of the cylindrical guide pillar of two covers realizes (shown in Figure 3 be exactly two overlap Y that cylindrical guide pillar cooperates with guide pin bushing to travel mechanism 27) through being arranged in parallel.The moving direction of three moving sets is parallel to the Y axle of level.Having one the 3rd straight line driving mechanism to install with respect to support 16 is provided with; The 3rd straight line driving mechanism is constituted by the 3rd control motor 25 and the 3rd screw-nut body 26; Wherein, The 3rd control motor 25 is stepper motor or servomotor; The 3rd screw-nut body 26 is cooperated with the 3rd nut by the 3rd screw mandrel and constitutes screw pair, and the 3rd control motor 25 is connected with the 3rd lead screw transmission, and the 3rd nut is connected with propelling support plate 17 as the effect end of the 3rd straight line driving mechanism and acts on the moving direction of three moving sets.
Said electric control system comprises Programmable Logic Controller PLC, control circuit, drive circuit and detects with sensor etc.Wherein, detect with sensor that situation is set is following:
1. in the said flying knife seat mechanism, on the rotating relatively position of tool post 4, primary importance sensor 10 is set, primary importance sensor 10 can adopt electromagnetic type near switch, be used for sensing tool post 4 on gyratory directions open the beginning position.
2. on propelling support plate 17 sides of said the 3rd straight line driving mechanism effect second place sensor 29 is set, second place sensor 29 can adopt electromagnetic type near switch.Second place sensor 29 is arranged in and advances support plate 17 along on the moving directions of three moving sets, is used for sensing and advances support plate 17 on moving direction, to open the beginning position.
3. in the said grinding head mechanism, on the moving direction of bistrique support plate 13 relative propelling slides 18, the 3rd position sensor 30, the three position sensors 30 are set and adopt electromagnetic type, be used for the minimum of a value of sensing emery wheel 2 diameters near switch.Because when emery wheel 2 may wear to a certain degree, need to change emery wheel, and the 3rd position sensor 30 can be used for detecting the signal that emery wheel need be changed.
In electric control system, these technology contents such as Programmable Logic Controller PLC, control circuit, drive circuit can adopt prior art to realize.The technical staff that particularly ought be engaged in the electric control system design relies on the profession basis knowledge of being grasped can under the prerequisite that does not spend creative work, realize fully under the inspiration of content of the present invention and requirement.
The knife blade that adds the circular arc cutting edge with two straight lines of a grinding below is operation principle and the flow process that example is described present embodiment:
1. start, electric control system sends instruction through program, starts grinding head motor 14 band emery wheel 2 rotations at a high speed, and clamping cylinder 6 makes the pressing plate 5 relative tool posts 4 of flying knife seat mechanism be in relaxation state, and other mechanism is in initial position.
2. referring to Fig. 1, be under the relaxation state at the pressing plate 5 relative tool posts 4 of flying knife seat mechanism, the knife blade 1 that two straight lines is added the circular arc cutting edge is sent between pressing plate 5 and the tool post 4, and is located by the location structure on the tool post 4.Electric control system sends instruction through program, makes clamping cylinder 6 drop-down pressing plates 5 compress two knife blades 1 simultaneously.The knife blade 1 that following two straight lines of impaction state add the circular arc cutting edge is overlooked under the state as shown in Figure 4ly, and this moment, two knife blades 1 were back-to-back, and the path of cutting edge is a straight line paragraph, an arc section and a straightway successively.
3. after two knife blade 1 clampings were accomplished, electric control system sent instruction through program, and propulsion cylinder 19 promotes to advance slide 18 to move to the left side of Fig. 6 along first moving sets, makes emery wheel 2 be advanced to knife blade 1 cutting edge position and carries out grinding.At this moment; The 3rd control motor 25 promotes to advance support plate 17 to move (Y among Fig. 1 is to moving) along three moving sets through the 3rd screw-nut body 26; Thereby force the cutting edge moving linearly of emery wheel 2 relative knife blades 1, realize the grinding first time of first section straight line edge section.Then; The 3rd control motor 25 stops operating, and make the cutting edge of emery wheel 2 relative knife blades 1 stop rectilinear motion, and the control of the revolution in flying knife seat mechanism motor 8 begins to rotate; Make the relative emery wheel 2 of cutting edge of knife blade 1 do circular motion, realize the grinding first time of second section circular arc cutting edge section.Then, revolution control motor 8 stops operating, and changes the 3rd control motor 25 over to and continues to begin to rotate, and makes the cutting edge moving linearly of emery wheel 2 relative knife blades 1, realizes the grinding first time of the 3rd section straight line edge section.After the grinding first time of the 3rd section straight line edge section was accomplished, the second control motor 21 drove emery wheel 2 relative knife blades 1 through second screw-nut body 22 and does feed motion.Then, the 3rd controls motor 25 counter-rotatings and promotes to advance support plates 17 edge three moving sets to phase shift through the 3rd screw-nut body 26, makes the cutting edge of emery wheel 2 relative knife blades 1 do the reverse linear motion, realizes the grinding second time of the 3rd section straight line edge section.Then; The 3rd control motor 25 stops operating; Make the cutting edge of emery wheel 2 relative knife blades 1 stop the anti-phase rectilinear motion; And the control of the revolution in flying knife seat mechanism motor 8 beginning backward rotation make the relative emery wheel 2 of cutting edge of knife blade 1 do reverse circular motion, realize the grinding second time of second section circular arc cutting edge section.Then, revolution control motor 8 stops operating, and changes the 3rd control motor 25 over to and continues the beginning backward rotation, makes the cutting edge of emery wheel 2 relative knife blades 1 do the reverse linear motion, realizes the grinding second time of first section straight line edge section.The automatic grinding track of whole surgery blade 1 cutting edge is seen shown in Figure 5.Knife blade cutting edge secondary Principle of Grinding and Cutting is seen Fig. 7, and what Fig. 7 represented is the situation of grinding for the first time, and hatching is represented stock removal for the second time.
4. after the 1 cutting edge grinding of two knife blades was accomplished, propulsion cylinder 19 promoted to advance slide 18 to move to the right side of Fig. 6 along first moving sets, emery wheel 2 is returned to open the beginning position, and prepare to get into grinding next time.At this moment, clamping cylinder 6 actions are also gone up push plate 5, make pressing plate 5 relative tool posts 4 be in relaxation state, under this state, can take out two knife blades 1.
5. repeat above process, accomplish automatic grinding the operation blade cutting edge.
From above operation principle and flow process description, can find out; First; Present embodiment not only can once be accomplished the automatic grinding that two straight lines add circular arc cutting edge knife blade 1; Also can once accomplish the automatic grinding of two circular arc cutting edge knife blades, perhaps once accomplish the automatic grinding of two straight line edge knife blades, corresponding adjustment is done in the difference just control of program.The second, present embodiment not only can once be accomplished the automatic grinding of two operation blade cutting edges, also can be used for once accomplishing the automatic grinding of leader's art blade cutting edge.The 3rd, present embodiment not only can adopt secondary sharpening mode to realize to knife blade, also can adopt a sharpening mode to realize.
Below in conjunction with present embodiment the more issuable structural changes of the present invention are described below:
1. in the above-described embodiments, the 3rd straight line driving mechanism and three moving sets are located between the propelling support plate 17 and support 16 of grinding head mechanism.But the technical scheme according to the present invention also can realize same effect (not providing diagram) if the 3rd straight line driving mechanism and three moving sets changed between the rotary main shaft seat 9 that is located at the flying knife seat mechanism and the support 16.
2. in the above-described embodiments, first straight line driving mechanism has adopted propulsion cylinder 19.But the technical scheme according to the present invention also can realize same effect (not providing diagram) if change first straight line driving mechanism one of into following two kinds of mechanisms:
(1) first linear electric motors, the mover of first linear electric motors is as the effect end of first straight line driving mechanism;
The combination of (2) the first control motors and first screw-nut body, wherein, the first control motor is stepper motor or servomotor, and the first control motor is connected with first lead screw transmission, and first nut is as the effect end of first straight line driving mechanism.
3. in the above-described embodiments, second straight line driving mechanism is constituted by the second control motor 21, gear drive 23 and second screw-nut body 22.But the technical scheme according to the present invention, if change second straight line driving mechanism into second linear electric motors, the mover of second linear electric motors also can be realized same effect (not providing diagram) as the effect end of second straight line driving mechanism.
4. in the above-described embodiments, the 3rd straight line driving mechanism is constituted by the 3rd control motor 25 and the 3rd screw-nut body 26.But the technical scheme according to the present invention also can realize same effect (not providing diagram) if change the 3rd straight line driving mechanism one of into following two kinds of mechanisms:
(1) be made up of two cylinder series connection, wherein, the piston rod of a cylinder is fixedly connected with the cylinder body of another cylinder, and the piston rod of another cylinder is as the effect end of the 3rd straight line driving mechanism;
(2) the 3rd linear electric motors, the mover of the 3rd linear electric motors is as the effect end of the 3rd straight line driving mechanism.
5. in the above-described embodiments, hold down gag has adopted clamping cylinder 6.But technical scheme according to the present invention; If clamping cylinder 6 is changed into the hold down gag that constitutes by motor and the 4th screw-nut body; The 4th screw-nut body is cooperated with the 4th nut by the 4th screw mandrel and constitutes screw pair; Motor is connected with the 4th lead screw transmission, and the 4th nut is as the effect end of hold down gag.Also can realize same effect (not providing diagram).
6. in the above-described embodiments; Because the tool post 4 in the flying knife seat mechanism is fixedly connected with rotary main shaft 7; So through cooperating of flying knife seat mechanism and grinding head mechanism; Can only be used for the single face cutting edge of one or two knife blade 1 is carried out automatic grinding, can not realize that the two-sided cutting edge that clamping is accomplished knife blade carries out automatic grinding.But the technical scheme according to the present invention is if set up between tool post 4 and rotary main shaft 7 once can behind a clamping, realizing the two-sided cutting edge of knife blade is carried out automatic grinding perpendicular to the slew gear of rotary main shaft 7 axis.Said slew gear is made up of a horizontal rotation main shaft and horizontal rotation control motor; Horizontal rotation main shaft horizontal arrangement is also vertical with rotary main shaft 7; Horizontal rotation main shaft rotating support is on rotary main shaft 7; One end of horizontal rotation main shaft is fixedly connected with tool post 4, and the other end is connected with horizontal rotation control motor.Behind clamping knife blade and first cutting edge of automatic grinding, horizontal rotation control motor drives tool post 4 through the horizontal rotation main shaft and rotates 180 degree, begins second cutting edge of grinding then.Just realizing after such improvement clamping knife blade is accomplished, two-sided cutting edge is carried out automatic grinding (not providing diagram).
7. in the above-described embodiments, in order to realize adorning cutter automatically and get cutter automatically that can also one of specialized designs to send cutter mechanism and one to get cutter mechanism automatically automatically supporting with present embodiment.
The foregoing description only is explanation technical conceive of the present invention and characteristics, and its purpose is to let the personage who is familiar with this technology can understand content of the present invention and enforcement according to this, can not limit protection scope of the present invention with this.All equivalences that spirit is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (9)
1. a knife blade cutting edge automatic grinding machine is characterized in that: comprise single-revolution tool rest mechanism, a grinding head mechanism and a support (16);
Said flying knife seat mechanism have one be used for positioning operation blade (1) tool post (4); Tool post (4) be provided with one be used to compress knife blade (1) pressing plate (5); Pressing plate (5) is slidingly connected on vertical Z-direction with tool post (4); Have a hold down gag to be installed on the tool post (4), the effect end of hold down gag is connected with pressing plate (5), the effect lower platen (5) of hold down gag relatively tool post (4) compressing and loosening between two kinds of duties and change; Said tool post (4) also is connected with single-revolution main shaft (7); Rotary main shaft (7) is arranged on the vertical Z-direction; And rotating support is on single-revolution spindle drum (9), and the rotating shaft of the axle head of rotary main shaft (7) and single-revolution control motor (8) is in transmission connection;
Said grinding head mechanism have one be used for grinding knife blade (1) cutting edge emery wheel (2); Emery wheel (2) is fixedly connected with a grinding spindle (12); Grinding spindle (12) horizontal arrangement and rotating support are on a bistrique support plate (13); One grinding head motor (14) is installed on the bistrique support plate (13), and the rotating shaft of grinding head motor (14) is in transmission connection through belt wheel transmission mechanism (15) and grinding spindle (12); Also be provided with one in the said grinding head mechanism and advance support plate (17); Advance support plate (17) to be provided with one and advance the slide (18) and first straight line driving mechanism; Advance slide (18) and advance between the support plate (17) and be slidingly connected through first moving sets; The moving direction of first moving sets is with parallel by the cutting edge inclined-plane of mill knife blade (1), and the effect end of first straight line driving mechanism is connected with propelling slide (18) and acts on the moving direction of first moving sets; Be slidingly connected through one second moving sets between said propelling slide (18) and the bistrique support plate (13); The moving direction of second moving sets is perpendicular to the plane that moving direction constituted of the Y axle and first moving sets of level; One second straight line driving mechanism is arranged be provided with respect to advancing slide (18) to install, the effect end of second straight line driving mechanism is connected with bistrique support plate (13) and acts on the moving direction of second moving sets;
Said flying knife seat mechanism and grinding head mechanism are installed in said support (16); Between the rotary main shaft seat (9) and support (16) of flying knife seat mechanism; Perhaps be provided with three moving sets between the propelling support plate (17) of grinding head mechanism and the support (16); The moving direction of three moving sets is parallel to the Y axle of level; Have one the 3rd straight line driving mechanism to install with respect to support (16) and be provided with, the effect end of the 3rd straight line driving mechanism is connected with rotary main shaft seat (9) or propelling support plate (17) and acts on the moving direction of three moving sets.
2. knife blade cutting edge automatic grinding machine according to claim 1 is characterized in that: said first straight line driving mechanism adopts one of following mechanism:
(1) propulsion cylinder (19), the piston rod of propulsion cylinder (19) is as the effect end of first straight line driving mechanism;
(2) first linear electric motors, the mover of first linear electric motors is as the effect end of first straight line driving mechanism;
The combination of (3) the first control motors and first screw-nut body, wherein, the first control motor is stepper motor or servomotor, and the first control motor is connected with first lead screw transmission, and first nut is as the effect end of first straight line driving mechanism.
3. knife blade cutting edge automatic grinding machine according to claim 1 is characterized in that: said second straight line driving mechanism adopts one of following mechanism:
(1) second linear electric motors, the mover of second linear electric motors is as the effect end of second straight line driving mechanism;
The combination of (2) second control motors (21) and second screw-nut body (22); Wherein, The second control motor (21) is stepper motor or servomotor; Second screw-nut body (22) is cooperated with second nut by second screw mandrel and constitutes screw pair, and the second control motor (21) is connected with second lead screw transmission, and second nut is as the effect end of second straight line driving mechanism.
4. knife blade cutting edge automatic grinding machine according to claim 1 is characterized in that: said the 3rd straight line driving mechanism adopts one of following mechanism:
(1) be made up of two cylinder series connection, wherein, the piston rod of a cylinder is fixedly connected with the cylinder body of another cylinder, and the piston rod of another cylinder is as the effect end of the 3rd straight line driving mechanism;
(2) the 3rd linear electric motors, the mover of the 3rd linear electric motors is as the effect end of the 3rd straight line driving mechanism;
The combination of (3) the 3rd control motors (25) and the 3rd screw-nut body (26); Wherein, The 3rd control motor (25) is stepper motor or servomotor; The 3rd screw-nut body (26) is cooperated with the 3rd nut by the 3rd screw mandrel and constitutes screw pair, and the 3rd control motor (25) is connected with the 3rd lead screw transmission, and the 3rd nut is as the effect end of the 3rd straight line driving mechanism.
5. knife blade cutting edge automatic grinding machine according to claim 1, it is characterized in that: said hold down gag adopts one of following mechanism:
(1) clamping cylinder (6), the piston rod of clamping cylinder (6) is as the effect end of hold down gag;
(2) combination of motor and the 4th screw-nut body, the 4th screw-nut body are cooperated with the 4th nut by the 4th screw mandrel and constitute screw pair, and motor is connected with the 4th lead screw transmission, and the 4th nut is as the effect end of hold down gag.
6. knife blade cutting edge automatic grinding machine according to claim 1; It is characterized in that: in the said flying knife seat mechanism; Between tool post (4) and rotary main shaft (7), be provided with single-revolution mechanism; This slew gear is made up of a horizontal rotation main shaft and horizontal rotation control motor, and horizontal rotation main shaft horizontal arrangement is also vertical with rotary main shaft (7), and horizontal rotation main shaft rotating support is on rotary main shaft (7); One end of horizontal rotation main shaft is fixedly connected with tool post (4), and the other end is connected with horizontal rotation control motor.
7. knife blade cutting edge automatic grinding machine according to claim 1; It is characterized in that: in the said flying knife seat mechanism; On the rotating relatively position of tool post (4), primary importance sensor (10) is set, be used for sensing tool post (4) on gyratory directions open the beginning position.
8. knife blade cutting edge automatic grinding machine according to claim 1; It is characterized in that: at the rotary main shaft seat (9) or the other second place sensor (29) that is provided with of propelling support plate (17) of said the 3rd straight line driving mechanism effect; Second place sensor (29) is arranged in rotary main shaft seat (9) or advances support plate (17) along on the moving direction of three moving sets, is used for sensing rotary main shaft seat (9) or advances support plate (17) on moving direction, to open the beginning position.
9. knife blade cutting edge automatic grinding machine according to claim 1; It is characterized in that: in the said grinding head mechanism; Advance relatively at bistrique support plate (13) on the moving direction of slide (18) the 3rd position sensor (30) is set, be used for the minimum of a value of sensing emery wheel (2) diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110293837 CN102328247B (en) | 2011-09-30 | 2011-09-30 | Automatic grinding machine for cutting edge of surgical knife blade |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110293837 CN102328247B (en) | 2011-09-30 | 2011-09-30 | Automatic grinding machine for cutting edge of surgical knife blade |
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| CN102328247A true CN102328247A (en) | 2012-01-25 |
| CN102328247B CN102328247B (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110293837 Active CN102328247B (en) | 2011-09-30 | 2011-09-30 | Automatic grinding machine for cutting edge of surgical knife blade |
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| CN104131434A (en) * | 2014-08-18 | 2014-11-05 | 邬富俊 | Double-sided wool fabric material slitting machine with full-automatic grinding knife and control method thereof |
| CN104723180A (en) * | 2015-03-31 | 2015-06-24 | 王华江 | Cutting edge grinding mechanism for automatic grinding device of surgical blade cutting edge and grinding device |
| CN104959880A (en) * | 2015-07-15 | 2015-10-07 | 苏州施莱医疗器械有限公司 | Knife edge polishing and grinding fixture provided with arc-shaped scalpel |
| CN104959882A (en) * | 2015-07-15 | 2015-10-07 | 苏州施莱医疗器械有限公司 | Knife edge polishing and grinding device provided with arc-shaped scalpel |
| CN105904292A (en) * | 2016-07-01 | 2016-08-31 | 安徽机电职业技术学院 | Turntable type full-automatic blade grinding machine |
| CN105945659A (en) * | 2016-07-01 | 2016-09-21 | 安徽机电职业技术学院 | Grinding mechanism of pruning shear blade grinding machine |
| CN107283231A (en) * | 2016-04-05 | 2017-10-24 | 王华江 | The clamping and positioning device and clamping and positioning method of sharpening equipment |
| CN107855839A (en) * | 2017-11-24 | 2018-03-30 | 马鞍山市利成刀片制造厂 | A kind of circular arc blade lapping device |
| CN108406455A (en) * | 2018-04-02 | 2018-08-17 | 苏州盟川自动化科技有限公司 | A kind of garden instrument blade mill edge cutting device |
| CN109108740A (en) * | 2018-09-30 | 2019-01-01 | 邹福懿 | A kind of knife sharpening device preventing hand injury |
| CN109894932A (en) * | 2019-04-12 | 2019-06-18 | 淮安嘉益机械设备有限公司 | The full-automatic ground device of knife blade |
| CN112692655A (en) * | 2021-01-14 | 2021-04-23 | 淮阴工学院 | Clamp of surgical blade cutting edge grinding machine |
| CN115213747A (en) * | 2022-07-13 | 2022-10-21 | 阳江市天骄家庭用品制造有限公司 | Production device for improving production precision of surgical instruments |
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| CN104131434B (en) * | 2014-08-18 | 2015-12-30 | 邬富俊 | A kind of two-sided woollen goods material with full-automatic sharpening cuts open seam machine and control method thereof |
| CN104131434A (en) * | 2014-08-18 | 2014-11-05 | 邬富俊 | Double-sided wool fabric material slitting machine with full-automatic grinding knife and control method thereof |
| CN104723180A (en) * | 2015-03-31 | 2015-06-24 | 王华江 | Cutting edge grinding mechanism for automatic grinding device of surgical blade cutting edge and grinding device |
| CN104723180B (en) * | 2015-03-31 | 2017-02-01 | 王华江 | Cutting edge grinding mechanism for automatic grinding device of surgical blade cutting edge and grinding device |
| CN104959880B (en) * | 2015-07-15 | 2017-11-17 | 苏州施莱医疗器械有限公司 | A kind of band circular arc scalpel blade rubbing down fixture |
| CN104959882A (en) * | 2015-07-15 | 2015-10-07 | 苏州施莱医疗器械有限公司 | Knife edge polishing and grinding device provided with arc-shaped scalpel |
| CN104959880A (en) * | 2015-07-15 | 2015-10-07 | 苏州施莱医疗器械有限公司 | Knife edge polishing and grinding fixture provided with arc-shaped scalpel |
| CN104959882B (en) * | 2015-07-15 | 2018-05-11 | 苏州施莱医疗器械有限公司 | A kind of band circular arc scalpel blade polishing and grinding apparatus |
| CN107283231A (en) * | 2016-04-05 | 2017-10-24 | 王华江 | The clamping and positioning device and clamping and positioning method of sharpening equipment |
| CN105904292A (en) * | 2016-07-01 | 2016-08-31 | 安徽机电职业技术学院 | Turntable type full-automatic blade grinding machine |
| CN105945659A (en) * | 2016-07-01 | 2016-09-21 | 安徽机电职业技术学院 | Grinding mechanism of pruning shear blade grinding machine |
| CN105945659B (en) * | 2016-07-01 | 2023-03-21 | 安徽机电职业技术学院 | Grinding mechanism of pruning shear blade grinding machine |
| CN105904292B (en) * | 2016-07-01 | 2023-10-27 | 安徽机电职业技术学院 | Rotary disc type full-automatic blade grinding machine |
| CN107855839A (en) * | 2017-11-24 | 2018-03-30 | 马鞍山市利成刀片制造厂 | A kind of circular arc blade lapping device |
| CN108406455A (en) * | 2018-04-02 | 2018-08-17 | 苏州盟川自动化科技有限公司 | A kind of garden instrument blade mill edge cutting device |
| CN109108740A (en) * | 2018-09-30 | 2019-01-01 | 邹福懿 | A kind of knife sharpening device preventing hand injury |
| CN109894932A (en) * | 2019-04-12 | 2019-06-18 | 淮安嘉益机械设备有限公司 | The full-automatic ground device of knife blade |
| CN109894932B (en) * | 2019-04-12 | 2024-03-01 | 淮安嘉益机械设备有限公司 | Full-automatic grinding device for surgical blade |
| CN112692655A (en) * | 2021-01-14 | 2021-04-23 | 淮阴工学院 | Clamp of surgical blade cutting edge grinding machine |
| CN112692655B (en) * | 2021-01-14 | 2022-01-28 | 淮阴工学院 | Clamp of surgical blade cutting edge grinding machine |
| CN115213747A (en) * | 2022-07-13 | 2022-10-21 | 阳江市天骄家庭用品制造有限公司 | Production device for improving production precision of surgical instruments |
| CN115213747B (en) * | 2022-07-13 | 2023-09-22 | 阳江市天骄家庭用品制造有限公司 | Production device for improving production precision of surgical instruments |
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