CN209698622U - A kind of saw blade tip back-angle grinding machine - Google Patents

Abstract

The utility model discloses a kind of saw blade tip back-angle grinding machines, belong to blades machining apparatus field, solve the problems, such as artificial grinding in the prior art.It includes rack and the grinding subassembly that is set in rack, grinding subassembly includes the motor of grinding wheel and driving grinding wheel rotation, and rack includes for placing the adapting table of saw blade, being set to driving assembly, the fixed part for fixing saw blade on adapting table for making saw blade intermittent rotary；The driving component includes being rotationally connected with outside adapting table to surround the turntable of saw blade central axis rotation, be fixed on the pushing part on turntable for pushing saw blade to rotate, the driving portion that driving turntable rotates and pushing part is made to push saw blade；The push rod that pushing part includes the connector connecting with turntable, connect with connector and abuts with saw blade, push rod are obliquely installed.The utility model drives saw blade to rotate and realizes grinding by driving portion and pushing part, realizes automatic grinding.

Description

A kind of saw blade tip back-angle grinding machine

Technical field

The utility model relates to blades machining apparatus field, in particular to a kind of saw blade tip back-angle grinding machine.

Background technique

In order to avoid equipment generates abrasion to cutter head when welding cutter head on saw blade, or hurt staff；Generally all It is to carry out the grinding of cutter head further according to demand after completing the welding of saw blade and cutter head, cutter head is ground to sharp cutting Side.

Hand grinding is often used when being ground at present to saw blade or hand-held mobile tool is used to be ground Mode, often there is sawtooth angle deviations after grinding in grinding process greatly, influences service efficiency, destroys asking for product characteristic Topic, and it is time-consuming and laborious, working efficiency is low.

Utility model content

The purpose of the utility model is to overcome the deficiencies in the prior art being manually ground, and after a kind of saw blade tip is provided Angle milling drum has achieved the effect that automatic grinding cutter head.

The above-mentioned technical purpose of the utility model has the technical scheme that

A kind of saw blade tip back-angle grinding machine, including rack and the grinding subassembly being set in rack, grinding subassembly includes Grinding wheel, the motor for driving grinding wheel rotation drive grinding wheel close and mobile cylinder far from saw blade, are provided in rack for placing The adapting table of saw blade is set to driving assembly, the fixed part for fixing saw blade on adapting table being used to make saw blade intermittent rotary； The driving component includes being rotationally connected with outside adapting table to surround the turntable of saw blade central axis rotation, be fixed on turntable The driving portion that pushing part, driving turntable for pushing saw blade to rotate rotate and pushing part made to push saw blade；Pushing part packet The push rod of the connector fixed with turntable, middle part and connector rotation connection is included, push rod is set to below saw blade, and push rod is separate Tension spring is connected between adapting table one end and connector, the one end of push rod by being connected to tension spring is obliquely installed upwards to the other end.

By adopting the above technical scheme, saw blade is placed on adapting table, and drives the gap of saw blade to turn by driving assembly It is dynamic, when saw blade stops, saw blade being fixed by fixed part, and start mobile cylinder and grinding wheel is abutted with cutter head, and Start the grinding that motor realizes grinding wheel and cutter head, after the grinding of cutter head, fixed part is far from saw blade, and driving assembly is by saw blade Rotation is so repeated up to all cutter heads and all completes to be ground, realize mechanization so that another cutter head reaches designated position Grinding can be realized full automatic grinding by regulating and controlling the start and stop between each driving part, reach the effect of automatic grinding cutter head Fruit, when reducing artificial grinding there may be the problem of.

When being ground to cutter head, push rod one end is connected on the wall surface between adjacent tool tips, when this cutter head has been ground Finish, driving portion drives turntable rotation, so that connector drives push rod mobile to the separate side for being ground cutter head；Due to push rod It is rotation connection with connector, push rod one end is connected with tension spring, and push rod is obliquely installed, when push rod has been ground cutter head to separate When side is mobile, push rod one end can exit from the gap between adjacent tool tips and be connected to the lower surface of saw blade, continue to move to Until push rod one end is connected in next cutter head gap.At the same time, fixed part cancels the fixation to saw blade far from saw blade, drives Dynamic portion's driving turntable rotates backward, so that push rod is mobile to the close side for being ground cutter head, so that push rod drives saw blade to turn It is dynamic, it realizes and saw blade is rotated, realize the replacement of cutter head.

Further preferably are as follows: the driving portion includes the driving cylinder being fixed in rack, is connected to driving cylinder output The construction section at end, construction section and connector are rotatablely connected, and are offered on connector for moving for connector and construction section are opposite Dynamic shifting chute, the mobile bar fixed with connector is provided in shifting chute, and the cross section of mobile bar is circle.

By adopting the above technical scheme, retracting and stretch out by driving cylinder, realizes the movement of connector, so that even Fitting drives turntable rotation.Due between driving cylinder and turntable being the connection of two movements of straight trip and rotation, so needing Shifting chute and mobile bar are opened up on connector, are avoided connector and driving cylinder from blocking, are guaranteed the operation of driving and linkage.

Further preferably are as follows: be fixed with the extension rod radially extended on the turntable, extension rod one end is to turntable Outside extends；The connector include the connecting rod fixed with turntable, with construction section rotation connection and with connecting rod sliding and The link block of rotation connection, extension rod are arranged in link block, and shifting chute is opened on link block, and mobile bar is fixed on connecting rod On.

By adopting the above technical scheme, link block can be by the connecting rod and driving cylinder progress not in same level height Compensation in height realizes connecting rod and drives the connection of cylinder.Link block, which is worn, simultaneously is on extension rod, so that extension rod The movement of link block can be defined, while realize the connection of link block and turntable；Realize link block around rotation The movement of sliding while platform rotates on extension rod.

Further preferably are as follows: described extension rod one end extends to side of the link block far from turntable, and this section of screw thread connects It is connected to the end cap for stopping link block abjection extension rod.

By adopting the above technical scheme, link block is adjusted in the moveable distance of extension rod by rotary end cover, works as connection It when block encounters end cap, cannot be further continued for moving, play the role of limit to the movement of link block, while reducing link block from extension A possibility that deviating from outside bar.

Further preferably are as follows: the driving cylinder is double end cylinder, and driving cylinder includes cylinder body and output rod, output rod two End extends to the two sides of cylinder body；One end that output rod is not connected with construction section is fixed with adjusting section, adjusts section external screw thread and is connected with tune Section set, adjusting set one end is abutted with cylinder body；The regulating part for adjusting push rod to plummer distance is provided in connecting rod.

By adopting the above technical scheme, by setting double end cylinder and the adjusting set being threadedly coupled with output rod, by turning Adjusting set is adjusted to different positions by dynamic adjusting set, to adjust the output distance for the output rod being connected with construction section；Lead to simultaneously The saw blade between part adjusting push rod and saw blade is overregulated, thus to be adapted to the saw blade of various outer diameter.The big saw blade of outer diameter need by Adjusting set is moved to the side far from cylinder body, and push rod is mobile to the side far from adapting table.

Further preferably are as follows: the connecting rod includes the fixed link fixed with turntable, the adjusting being arranged in fixed link Bar, push rod are connect with adjusting rod；The regulating part includes the adjusting bolt being threadedly connected in fixed link, adjusts bolt tail end and supports It is connected on adjusting rod.

By adopting the above technical scheme, by unscrewing adjusting bolt, and adjusting rod is moved to required length, then tighten adjusting The adjusting of distance between push rod and adapting table can be realized in bolt, to be adapted to the saw blade of various outer diameter.

Further preferably are as follows: the adapting table include the mobile jib being vertically arranged, be fixed on mobile jib it is outer abutted with saw blade hold Fishplate bar, turntable are sheathed on outside mobile jib and are located at below bearing plate.

By adopting the above technical scheme, the centre bore of saw blade is plugged on mobile jib, and saw blade is placed on bearing plate, turned Dynamic platform is set to below bearing plate, so that connecting rod and push rod are located at the lower section of saw blade, and turntable and saw blade office surround mobile jib It rotates, it is ensured that the consistency of turntable and saw blade movement links between raising actuator and connector to a certain extent Stability.

Further preferably are as follows: the fixed part includes the fixation cylinder being fixed in rack vertically, is fixed on fixed cylinder The fixed block that output shaft is abutted with saw blade, the briquetting being fixed in rack below fixed block.

By adopting the above technical scheme, fixed block is driven to abut or will saw when fixing saw blade far from saw blade by fixed cylinder Piece is a little pressed on briquetting, realizes the fixation to saw blade, it is ensured that stability of saw blade when by wheel grinding.

Further preferably are as follows: the grinding subassembly further includes the mounting base connecting with housing slide, mobile cylinder and installation Seat is fixed and drive installation seat is mobile, and motor and grinding wheel are set in mounting base；Sliding slot is offered in mounting base, is fixed in rack There is the sliding block with sliding slot cooperation.

By adopting the above technical scheme, mounting base can provide installation space for grinding wheel and motor, and may be implemented to move jointly It is dynamic.Sliding slot and sliding block can be defined the glide direction of mounting base, and the use for improving grinding subassembly to a certain extent is steady It is qualitative.

Further preferably are as follows: water cooling component is provided in the rack, grinding wheel is arranged with water blocking far from the side of adapting table Plate, installation sheet are fixed by bolts in mounting base.

By adopting the above technical scheme, it can generate heat at the grinding of grinding wheel and cutter head, need water cooling to cool down to it, water is sprayed on sand It when wheel is at cutter head, due to what is rotated when grinding wheel, so water can be taken away and be dissipated to outside grinding wheel, causes to sputter, water fender can be with The water splashed out from grinding wheel is stopped, and will not influence the progress of grinding.

In conclusion the utility model has the following beneficial effects:

1, by setting driving assembly, grinding subassembly and fixed part, the control to grinding is realized by Mechanical Driven, is realized Automatic grinding；

2, by setting push rod and tension spring, the intermittent rotary of saw blade is realized；

3, by setting double end cylinder and regulating part, can output distance to cylinder one end and push rod and adapting table away from From being adjusted, so that the saw blade of driving assembly adaptation various outer diameter size；

4, by setting water cooling component and water fender, the splashing to being cooled down and being reduced water at grinding.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of embodiment 1；

Fig. 2 is the enlarged drawing of part A in Fig. 1；

Fig. 3 is the enlarged drawing of part B in Fig. 1；

Fig. 4 is the structural schematic diagram of embodiment 1；

Fig. 5 is the enlarged drawing of C portion in Fig. 4；

Fig. 6 is the structural schematic diagram of embodiment 2；

Fig. 7 is the top view of Rose Box；

Fig. 8 is the partial sectional view of A-A cutting plane in Fig. 7.

Appended drawing reference: 1, rack；11, workbench；12, the first coaming plate；13, the second coaming plate；14, third coaming plate；15, it supports Platform；16, support rod；17, briquetting；18, sliding slot；2, grinding subassembly；21, mounting base；211, sliding block；22, grinding wheel；23, motor； 24, mobile cylinder；25, water fender；3, water cooling component；31, aqueduct；32, water pump；4, adapting table；41, mobile jib；42, it accepts Plate；5, driving assembly；51, turntable；511, extension rod；512, end cap；6, pushing part；61, push rod；62, tension spring；7, it connects Part；71, connecting rod；711, fixed link；712, adjusting rod；713, mobile bar；72, link block；721, through-hole；722, shifting chute； 723, holding tank；73, auxiliary block；8, driving portion；81, cylinder is driven；811, cylinder body；812, output rod；813, section is adjusted；82, Construction section；83, adjusting set；9, regulating part；91, bolt is adjusted；10, fixed part；101, fixed cylinder；102, fixed block；103, Abut rubber；20, component is recycled；201, it is open；202, Rose Box；203, filter screen；204, return pipe；205, spliced eye； 206, support plate；30, cleaning assembly；301, scraping blade；302, operating stick；303, sheet rubber；304, clean-up port；305, moving hole； 306, sealing plate；307, handle.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment 1: a kind of saw blade tip back-angle grinding machine, as shown in Figure 1, including rack 1, the mill being set in rack 1 Cut component 2, water cooling component 3, the adapting table 4 for placing saw blade, for drive saw blade rotate driving assembly 5, for fixing The fixed part 10 of saw blade.

Rack 1 include hollow and side penetrate through workbench 11, be vertically arranged at 11 top of workbench the first coaming plate 12, Second coaming plate 13 and third coaming plate 14, are fixed on cross section in supporting table 15 at the vertical supporting table 15 being fixed on workbench 11 For L-shaped support rod 16, adapting table 4 and driving assembly 5 are set in supporting table 15, and fixed part 10 is fixed on support rod 16. First coaming plate 12 is parallel with third coaming plate 14.

Grinding subassembly 2 is calmed down including being slidably connected to mounting base 21, the solid water of 11 upper surface of workbench in mounting base 21 Motor 23, the grinding wheel 22 fixed with 23 output shaft of motor, drive installation seat 21 far from and close to adapting table 4 mobile cylinder 24.Mounting base 21 is set between adapting table 4 and the first coaming plate 12, and grinding wheel 22 is set to adapting table 4 close to the second coaming plate 13 Side.Mobile cylinder 24 is fixed on 11 upper surface of workbench, and is located at side of the mounting base 21 far from adapting table 4, and is moved 24 output shaft of cylinder of taking offence is fixed with mounting base 21.11 upper surface level of workbench offers the sliding slot 18 that cross section is rectangle, peace Dress seat 21 on be fixed with sliding slot 18 cooperate sliding block 211(referring to fig. 4 and Fig. 5).Sliding slot 18 opens up direction and mobile cylinder 24 setting direction is parallel.Grinding wheel 22 is fixed with water fender 25 far from the side of adapting table 4.

Water cooling component 3 includes at the water pump 32 being set in workbench 11, water outlet alignment grinding wheel 22 and saw blade abutting Aqueduct 31, aqueduct 31 are connect with water pump 32.Aqueduct 31 is made of shaped metal hose.In use, water pump 32 is connected to water Case.

Including being fixed in supporting table 15 vertically, cross section is circular mobile jib 41 to adapting table 4, level is fixed on mobile jib 41 On bearing plate 42,41 upper end of mobile jib is located at the top of bearing plate 42；When saw blade is installed, saw blade central aperture mobile jib 41 is inserted Enter, and saw blade is connected on bearing plate 42.Driving assembly 5 includes the turntable 51 being sheathed on outside mobile jib 41 and turntable 51 Fix and be used to push the pushing part 6 of saw blade gap rotation, for driving the rotation of turntable 51 and pushing part 6 to push saw blade Driving portion 8.Turntable 51 is located at 42 lower section of bearing plate.

Driving portion 8 includes the driving cylinder 81 being fixed in supporting table 15, and driving cylinder 81 is located at grinding wheel 22 to be held Consecutive 4 two opposite sides, and drive cylinder 81 to be located between adapting table 4 and the first coaming plate 12, and be located at adapting table 4 and enclose far from second The side of plate 13.Driving cylinder 81 be double end cylinder, driving cylinder 81 include cylinder body 811 and output rod 812,812 liang of output rod Cylinder body 811 where end is pierced by.Output rod 812 is fixed with construction section 82(referring to fig. 2 close to one end of adapting table 4), the other end is solid Surely have and adjust section 813, adjust and be threaded with adjusting set 83 in section 813.By rotating adjusting set 83, it is close to change adjusting set 83 The distance between the end face of cylinder body 811 and adjusting set 83, it can be achieved that output rod 812 secure the output of 82 one end of construction section away from From.

Pushing part 6 includes the connector 7 fixed with 51 outside wall surface level of turntable, the push rod with the rotation connection of connector 7 61.Connector 7 is located between driving cylinder 81 and adapting table 4.As shown in Fig. 2, connector 7 includes the company fixed with turntable 51 Extension bar 71, the link block 72 being slidably connected with connecting rod 71.Holding tank 723 is offered on link block 72, construction section 82 is connected to In holding tank 723；82 one end of construction section is annulus, is vertically fixed the rotational pin being arranged in annulus in holding tank 723, is rotated The outer diameter of pin is less than the internal diameter (not shown) of annulus.

72 upper surface level of link block offers inclined cross section for the shifting chute 722 of rectangle, in connecting rod 71 vertically Being fixed with one end to be located at cross section in shifting chute 722 is circular mobile bar 713；Sliding groove is by close to one end of driving cylinder 81 It to the other end, is obliquely installed to the side far from adapting table 4, the outer diameter of mobile bar 713 is less than the width of shifting chute 722；Push rod 61 close to the arc-shaped setting in one end of adapting table 4.

Extension rod 511 is horizontally fixed on turntable 51, extension rod 511 between connecting rod 71 and third coaming plate 14, And being arranged radially and to extending on the outside of turntable 51 along turntable 51 of extension rod 511.Level offers transversal on link block 72 Face is circular through-hole 721, and through-hole 721 extends to the side far from adapting table 4 by the side close to adapting table 4, and both ends are equal Perforation.Cross section is that circular extension rod 511 is arranged in through-hole 721, and the outer diameter of extension rod 511 is less than the internal diameter of through-hole 721, And 511 one end of extension rod extends to outside side of the connecting rod 71 far from adapting table 4；The one end of extension rod 511 far from turntable 51 It is threaded with end cap 512.

As shown in figure 3, connecting rod 71 includes the fixed link 711 for securing mobile bar 713, is slidably connected to fixed link 711 Interior adjusting rod 712, is provided with regulating part 9 between adjusting rod 712 and fixed link 711.Adjusting rod 712 is hollow and far from link block Place fixed link 711 is run through in 72 one end, and push rod 61 is rotationally connected on adjusting rod 712.61 both ends of push rod are located at adjusting The two sides of bar 712 are horizontally fixed with auxiliary block 73 on adjusting rod 712, and 73 one end of auxiliary block extends to push rod 61 far from adapting table 4 The lower section of one end, auxiliary block 73 and adjusting rod are connected with tension spring 62 between 712 end；Push rod 61 is located at 4 lower section of adapting table, and pushes away Bar 61, to one end close to adapting table 4, tilts upward setting by one end far from adapting table 4.It is ground in the cutter head to saw blade When cutting, 61 one end of push rod is connected on the wall surface between adjacent tool tips, and when the grinding of this cutter head finishes, driving portion 8 drives turntable 51 rotations, so that connector 7 drives push rod 61 to far from the side movement for being ground cutter head；When push rod 61 is to far from grinding cutter When the side of head is mobile, 61 one end of push rod can exit from the gap between adjacent tool tips and be connected to the lower surface of saw blade, after It is continuous mobile up to 61 one end of push rod is connected in next cutter head gap；It realizes and saw blade is rotated.

Regulating part 9 includes the abutting bolt for being threadedly connected in fixed link 711 and being connected in 712 outside wall surface of adjusting rod. Unscrew and adjust bolt 91, and adjusting rod 712 is moved to required length, then tightens adjusting bolt 91 and push rod 61 can be realized and hold The adjusting of distance between consecutive 4, to be adapted to the saw blade of various outer diameter.

16 upper end of support rod extends to 4 top of adapting table.Fixed part 10 includes the fixation being fixed on support rod 16 vertically Cylinder 101, the fixed block 102 for being fixed on fixed 101 output shaft of cylinder, the abutting rubber for being fixed on 102 lower surface of fixed block 103.Briquetting 17 corresponding with 102 position of fixed block is fixed in supporting block, briquetting 17 is located at below saw blade；Fixed cylinder 101 driving fixed blocks 102 are gone up and down, and saw blade is pressed on briquetting 17 by fixed block 102.

The implementation principle of the present embodiment are as follows: the central aperture mobile jib 41 of saw blade is put into, saw blade lower surface is connected to On bearing plate 42, the installation of saw blade is completed；61 one end of push rod is connected on the wall surface between adjacent tool tips, and fixed block 102 abuts In on saw blade, grinding wheel 22 close to cutter head and is ground cutter head by starting mobile cylinder 24 and motor 23；When this cutter head is ground It finishes, grinding wheel 22 is moved to the direction movement far from saw blade by mobile cylinder 24；Drive cylinder 81 close to the output rod of adapting table 4 812 one end are released, so that turntable 51 rotates counterclockwise, connecting rod 71 drives push rod 61 to far from the sidesway for being ground cutter head It is dynamic；When push rod 61 is to far from the side movement for being ground cutter head, 61 one end of push rod can be moved back from the gap between adjacent tool tips Out and it is connected to the lower surface of saw blade, continued to move to until 61 one end of push rod is connected in next cutter head gap.At the same time, Fixed part 10 cancels the fixation to saw blade far from saw blade, and driving cylinder 81 is retracted close to 812 one end of output rod of adapting table 4, made It obtains turntable 51 to rotate clockwise, so that push rod 61 is mobile to the close side for being ground cutter head, so that push rod 61 drives saw blade Rotation is realized and is rotated to saw blade, realizes the replacement of cutter head；Fixed part 10 is retightened on saw blade, and grinding wheel 22 is close to accepting Platform 4 is ground next cutter head, repeats aforesaid operations.

Need to handle the different saw blade of outer diameter, when needing to be adapted to the bigger saw blade of outer diameter, first by adjusting set 83 to remote Side rotation from cylinder body 811, increases the output distance of 812 construction section of output rod, 82 one end；Bolt 91 will be adjusted again to unscrew, it will Adjusting rod 712 stretches out one end distance to suitable length, retorque from fixed link 711；Complete push rod 61 and driving The adjusting of cylinder 81.

Embodiment 2: the present embodiment difference from example 1 is that, further include in the present embodiment recycling component 20.

As shown in fig. 6, on recycling component 20 includes the opening 201 being opened on workbench 11, is set in workbench 11 The Rose Box 202 of end opening 201, the filter screen 203 being set in Rose Box 202, the return water for being connected to water pump 32 and Rose Box 202 Pipe 204.Opening 201 is opened on the horizontal plane of workbench 11 vertically, and upper and lower ends penetrate through place workbench 11；Rose Box 202 are set in the hollow space of workbench 11 and are located at 201 lower section of opening, opening 201 be located at 202 side of Rose Box just on Side.Return pipe 204 is connected to the Rose Box 202 of 203 lower section of filter screen.

Filter screen 203 by, to one end far from opening 201, being arranged diagonally downward close to one end of opening 201.Rose Box Level offers spliced eye 205 on 202, the vertical side plate of jack box where 205 both ends of spliced eye are run through, and filter screen 203 is logical Cross the installation and removal of spliced eye 205 realization and Rose Box 202.

As shown in Figure 7 and Figure 8, two pieces of branch for being used to support 203 length direction both ends of filter screen are fixed in Rose Box 202 Fagging 206, support plate 206 are connected to 203 lower surface of filter screen.

The cleaning assembly 30 for clearing up metal fillings on filter screen 203 is slidably connected on Rose Box 202.Cleaning assembly 30 Including be connected to the scraping blade 301 of 203 upper surface of 202 inner wall of Rose Box and filter screen, be fixed on scraping blade 301 and one end extend Operating stick 302 outside to Rose Box 202, the clean-up port 304(being opened on Rose Box 202 are referring to Fig. 6).Scraping blade 301 is connected to On the upper surface of a lower height of one end of filter screen 203, and 202 side plate of Rose Box that is abutted with 203 width side of filter screen； The sheet rubber 303 that gluing is abutted with Rose Box 202 and filter plate on scraping blade 301.It offers on Rose Box 202 for moving operation The moving hole 305 of bar 302, moving hole 305 are opened up perpendicular to 202 side of Rose Box that scraping blade 301 abuts.

As shown in fig. 6, clean-up port 304 is opened on 202 side of Rose Box perpendicular to 301 moving direction of scraping blade, cleaning Mouth 304 is sealed with sealing plate 306, and sealing plate 306 is embedded in clean-up port 304 and abuts with 304 inner wall of clean-up port, sealing plate The handle 307 for conveniently removing and installing sealing plate 306 is fixed on 306.

The implementation principle of the present embodiment are as follows: contain the implementation principle in embodiment 1.

The water flowed out in aqueduct 31 is flow on workbench 11 after reducing the temperature at grinding, and water leaves from opening 201, It flow in Rose Box 202, filter screen 203 is filtered the metal fillings to get off is ground from cutter head.It can be real by spliced eye 205 Existing filter screen 203 mounts and dismounts, and facilitates the replacement and cleaning of filter screen 203.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (10)

1. a kind of saw blade tip back-angle grinding machine, including rack (1) and the grinding subassembly (2) being set on rack (1), grinding group Part (2) includes grinding wheel (22), the motor (23) of driving grinding wheel (22) rotation, close and far from saw blade the movement of driving grinding wheel (22) Cylinder (24), which is characterized in that be provided with the adapting table (4) for placing saw blade in rack (1), be set to adapting table (4) For making the driving assembly (5) of saw blade intermittent rotary, the fixed part (10) for fixing saw blade；The driving component (5) includes Be rotationally connected with adapting table (4) outside can around saw blade central axis rotation turntable (51), be fixed on turntable (51) and be used for It pushes the pushing part (6) of saw blade rotation, driving turntable (51) to rotate and makes the driving portion (8) of pushing part (6) promotion saw blade； Pushing part (6) includes the push rod (61) of the connector (7) fixed with turntable (51), middle part and connector (7) rotation connection, is pushed away Bar (61) is set to below saw blade, is connected with tension spring (62) between separate adapting table (4) one end of push rod (61) and connector (7), The one end of push rod (61) by being connected to tension spring (62) is obliquely installed upwards to the other end.

2. a kind of saw blade tip back-angle grinding machine according to claim 1, which is characterized in that the driving portion (8) includes The driving cylinder (81) that is fixed on rack (1), the construction section (82) for being connected to driving cylinder (81) output end, construction section (82) It is rotatablely connected, and offers on connector (7) for relatively moving for connector (7) and construction section (82) with connector (7) Shifting chute (722), is provided with the mobile bar (713) fixed with connector (7) in shifting chute (722), mobile bar (713) it is transversal Face is circle.

3. a kind of saw blade tip back-angle grinding machine according to claim 2, which is characterized in that solid on the turntable (51) Surely there is the extension rod (511) radially extended, extension rod (511) one end extends to turntable (51) outside；The connector (7) It slides and rotates including the connecting rod (71) fixed with turntable (51), with construction section (82) rotation connection and with connecting rod (71) The link block (72) of connection, extension rod (511) are arranged in link block (72), and shifting chute (722) is opened on link block (72), Mobile bar (713) is fixed on connecting rod (71).

4. a kind of saw blade tip back-angle grinding machine according to claim 3, which is characterized in that the extension rod (511) one End extends to the side of link block (72) far from turntable (51), and this section is threaded with for stopping link block (72) to deviate from The end cap (512) of extension rod (511).

5. a kind of saw blade tip back-angle grinding machine according to claim 3, which is characterized in that the driving cylinder (81) is Double end cylinder, driving cylinder (81) includes cylinder body (811) and output rod (812), and output rod (812) both ends extend to cylinder body (811) two sides；One end that output rod (812) is not connected with construction section (82), which is fixed with, adjusts section (813), adjusts section (813) outside It is threaded with adjusting set (83), adjusting set (83) one end is abutted with cylinder body (811)；Connecting rod is provided on (71) for adjusting Push rod (61) to plummer distance regulating part (9).

6. a kind of saw blade tip back-angle grinding machine according to claim 5, which is characterized in that the connecting rod (71) includes Fixed fixed link (711), the adjusting rod (712) being arranged in fixed link (711) with turntable (51), push rod (61) and adjusting Bar (712) connection；The regulating part (9) includes the adjusting bolt (91) being threadedly connected on fixed link (711), adjusts bolt (91) tail end is connected on adjusting rod (712).

7. a kind of saw blade tip back-angle grinding machine according to claim 1, which is characterized in that the adapting table (4) includes The mobile jib (41) that is vertically arranged is fixed on the bearing plate (42) that mobile jib (41) is abutted with saw blade outside, and turntable (51) is sheathed on master Bar (41) is outside and below bearing plate (42).

8. a kind of saw blade tip back-angle grinding machine according to claim 7, which is characterized in that the fixed part (10) includes The vertical fixation cylinder (101) being fixed on rack (1) is fixed on the fixation that fixed cylinder (101) output shaft is abutted with saw blade Block (102), the briquetting (17) being fixed in rack (1) below fixed block (102).

9. a kind of saw blade tip back-angle grinding machine according to claim 1, which is characterized in that the grinding subassembly (2) is also Including the mounting base (21) being slidably connected with rack (1), mobile cylinder (24) and mounting base (21) fixed simultaneously drive installation seat (21) mobile, motor (23) and grinding wheel (22) are set on mounting base (21)；Sliding slot (18), rack are offered in mounting base (21) (1) sliding block (211) with sliding slot (18) cooperation is fixed on.

10. a kind of saw blade tip back-angle grinding machine according to claim 9, which is characterized in that be arranged on the rack (1) Have water cooling component (3), grinding wheel (22) is arranged with water fender (25) far from the side of adapting table (4), and installation sheet is bolted In on mounting base (21).