CN108817959B

CN108817959B - Multifunctional linear milling machine

Info

Publication number: CN108817959B
Application number: CN201810655424.XA
Authority: CN
Inventors: 赵枫; 谢琪琦
Original assignee: Shaoxing Keqiao District Lingfeng Machinery Factory
Current assignee: Shaoxing Keqiao District Lingfeng Machinery Factory
Priority date: 2018-06-23
Filing date: 2018-06-23
Publication date: 2021-06-29
Anticipated expiration: 2038-06-23
Also published as: CN108817959A

Abstract

The invention discloses a multifunctional linear milling machine, which relates to machine tool equipment and comprises a rack, a first guide rail, a second guide rail, a moving frame, a lifting frame, a clamping mechanism, a slide carriage, three milling plane gear boxes, a milling groove gear box and a drilling motor, wherein the first guide rail and the second guide rail are fixed on the rack; the milling machine can mill, groove, drill and the like on the adjustable wrench blank through one-time clamping, so that the process of repeatedly disassembling and assembling the cutter and the adjustable wrench blank is omitted, the operation steps are simplified, the time for trimming the adjustable wrench blank is shortened, and the processing efficiency of the wrench can be improved.

Description

Multifunctional linear milling machine

Technical Field

The invention relates to machine tool equipment, in particular to a multifunctional linear milling machine.

Background

The wrench is a common mounting and dismounting tool, can be divided into a dead wrench and an adjustable wrench according to whether the wrench is adjustable, and is a hand tool for screwing bolts, screws and other threads to tightly hold fixing pieces by utilizing a lever principle. The adjustable wrench comprises a fixed wrench lip and an adjustable wrench lip, wherein the fixed wrench lip and the adjustable wrench lip are fixed into a whole together with the handle, the adjustable wrench lip is connected to the fixed wrench lip in a sliding mode, an opening formed between the fixed wrench lip and the adjustable wrench lip is used for clamping a bolt or a screw, and then the handle of the adjustable wrench is rotated to fasten the bolt. Because the precision requirement of the spanner is not high, and the structure is simple, the spanner is generally produced by adopting a casting process, and the spanner is slightly trimmed by a milling machine after the spanner is molded. The cast monkey wrench blank is required to mill a groove for embedding the movable wrench lip on the fixed wrench lip, then mill a chute for sliding connection of the movable wrench lip in the groove, and finally drill a pin hole on the fixed wrench lip for installing a pin to limit the movable wrench lip from falling off from the fixed wrench lip, so that the monkey wrench is required to be trimmed through three steps of milling, slotting and drilling.

At present, the invention of China with the authority bulletin of CN205733166U discloses a side milling machine formed by transforming a common milling machine, which comprises the milling machine and a milling cutter disc, wherein the upper part of the milling machine is provided with the milling cutter disc, the milling cutter disc is arranged on the milling machine through a milling cutter disc fixing pull rod, the milling cutter disc is provided with a plurality of milling cutter mounting positions, and the milling cutter disc fixing pull rod is parallel to the table surface of a longitudinal workbench of the milling machine; the milling machine comprises a main motor, a transverse workbench and a longitudinal workbench, wherein the transverse workbench is arranged at the top of the longitudinal workbench and is in sliding connection with the longitudinal workbench, and a inching lifting mechanism is arranged at the bottom of the longitudinal workbench.

Because the side milling machine is formed by modifying a common milling machine, the common milling machine only has one main shaft, only one mode of processing can be carried out on a workpiece by one-time clamping, if milling, grooving and drilling are carried out on an adjustable wrench blank, a three-time cutter needs to be replaced, and the clamping position of the adjustable wrench blank needs to be adjusted while the cutter is replaced, so that the adjustable wrench blank can be trimmed.

Disclosure of Invention

The invention aims to provide a multifunctional linear milling machine which can realize three steps of milling, grooving and drilling of a monkey wrench blank through one-time clamping, save the process of dismounting a cutter, simplify the operation steps, shorten the time for trimming the monkey wrench blank and further achieve the purpose of improving the wrench machining efficiency.

The technical purpose of the invention is realized by the following technical scheme: the utility model provides a multi-functional linear milling machine, includes the frame, is fixed in first guide rail, second guide rail, sliding connection in the frame on the first guide rail remove the frame, set up crane on removing the frame, set up fixture, sliding connection slide carriage on the second guide rail on the crane through elevating system liftable, three be fixed in simultaneously on the slide carriage and along the milling plane gear box, milling flutes gear box and the drilling motor of the length direction distribution of slide carriage, be fixed with face milling cutter, groove milling cutter and drill bit on the output shaft of milling plane gear box, milling flutes gear box and drilling motor respectively, just the direction of motion mutually perpendicular of the direction of motion and slide carriage of removing the frame.

By adopting the scheme, when the adjustable wrench blank needs to be processed, the movable frame firstly drives the adjustable wrench blank to move towards one side close to the slide carriage, so that the adjustable wrench blank is positioned on the motion path of the face milling cutter; then the slide carriage drives the face milling cutter to move towards one side close to the adjustable wrench blank, and when the face milling cutter is in contact with the adjustable wrench blank and continues to move along the length direction of the second guide rail, a plane is milled on the adjustable wrench blank; at the moment, the movable frame drives the adjustable spanner blank to retreat for a certain distance, but the slide carriage keeps the original movement direction until the slot milling cutter is positioned on the movement path of the adjustable spanner blank; then the movable frame drives the adjustable wrench blank to approach the slide carriage again, so that the slot milling cutter is in contact with the adjustable wrench blank, and the movable wrench blank is driven to move up and down by the lifting frame, so that the slot milling cutter processes a sliding slot on the adjustable wrench blank; then the movable frame drives the adjustable wrench blank to move again, so that the adjustable wrench blank is positioned on the moving path of the drill bit, and pin holes can be machined in the adjustable wrench blank in the process that the slide carriage drives the drill bit to move towards one side close to the adjustable wrench blank; the milling machine can perform the steps of milling, grooving, drilling and the like on the adjustable spanner blank through one-time clamping, the process of repeatedly disassembling and assembling the cutter and the adjustable spanner blank is omitted, the operation steps are simplified, the time for trimming the adjustable spanner blank is shortened, and therefore the purpose of improving the spanner processing efficiency is achieved.

The invention is further provided with: all offer the guiding groove that is used for supplying to remove the guide block embedding on frame or the carriage apron on first guide rail and the second guide rail, the lateral wall of guiding groove is the slope setting, just first guide rail and second guide rail are located the position of guiding groove bottom and have all seted up the chip groove.

Guide grooves on the first guide rail and the second guide rail are used for being embedded with guide blocks on the movable frame and the slide carriage, and guide the moving direction of the movable frame and the slide carriage.

The invention is further provided with: the mechanism cleans is provided with on removing the frame, clean the mechanism including be fixed in remove on the frame and be close to carriage apron one side carrier block, rotate the brush cleaner of connecting on the carrier block, set up on the carrier block and be used for ordering about the rotatory runner assembly of brush cleaner, the holding intracavity on the carrier block is worn to locate by the axis of rotation of brush cleaner, the brush head of brush cleaner is located the guiding groove and the brush head of brush cleaner is inconsistent with two lateral walls that the guiding groove is relative each other simultaneously.

Through adopting above-mentioned scheme, the brush cleaner can clean the smear metal of leaving over on first guide rail, reduces the amount that the smear metal remained in the guiding groove, and the in-process that makes the movable frame move on first guide rail these smear metals are difficult more to block into the clearance between movable frame and the first guide rail and cause the hindrance to the motion of moving the frame to make the movable frame move on first guide rail more smoothly.

The invention is further provided with: the rotating assembly comprises a worm wheel fixed on one end of the cleaning brush, which is located in the containing cavity, and a worm penetrating through the bearing block, the worm is located in the containing cavity, the screw portion and the worm wheel are meshed with each other, and a driving assembly used for driving the worm to rotate is arranged between the guide rail and the worm.

Through adopting above-mentioned scheme, when needs order about the brush cleaner and clean first guide rail, it is rotatory at first to order about the worm through drive assembly, the worm drives the brush cleaner rotation at rotatory in-process rethread worm wheel, the brush cleaner can be brushed the smear metal attached to on the guiding groove lateral wall at rotatory in-process, make the moving frame be difficult to the card and go into the clearance of removing between frame and the first guide rail and cause the hindrance to the motion of removing the frame, thereby make the removal frame can smoothly move on first guide rail.

The invention is further provided with: the drive assembly comprises drive meshing teeth integrally arranged on the first guide rail and a drive gear fixed at one end of the worm outside the accommodating cavity, the drive meshing teeth are distributed along the length direction of the first guide rail, and the drive gear is meshed with the drive meshing teeth.

Through adopting above-mentioned scheme, because the length direction of drive engaging teeth along first guide rail distributes, drive gear is fixed in on the worm, and drive gear and drive engaging teeth intermeshing, consequently when cleaning the mechanism and moving along with the length direction of removing the frame along first guide rail, drive gear can produce and rotate, drive gear drives the worm in rotatory in-process and produces rotatoryly, the worm drives the worm wheel rotation again, and then orders about the sweeper brush and produces rotatoryly, thereby make the sweeper brush clean the smear metal on the first guide rail.

The invention is further provided with: elevating system is including being fixed in the driving motor who removes on the frame, being fixed in driving lifting gear on driving motor's the output shaft, rotate the lifting screw who connects on removing the frame, be fixed in on the lifting screw and with driving lifting gear intermeshing's driven lifting gear, be fixed in screw thread piece on the crane, set up on removing the frame and be used for shifting the weight of crane to the counter weight subassembly on removing the frame, driving lifting gear's diameter is less than driven lifting gear's diameter, just lifting screw forms threaded connection relation with the screw soon.

By adopting the scheme, when the lifting frame needs to be driven to do lifting motion, the driving motor is started firstly, the output shaft of the driving motor drives the lifting screw rod to rotate through the meshing relation between the driving lifting gear and the driven lifting gear, and the lifting screw rod drives the lifting frame to do lifting motion through the thread block in the rotating process; the diameter of the driving lifting gear is smaller than that of the driven lifting gear, so that the small gear with the large gear performs speed reduction movement according to the mechanical principle, and the gear reduction mechanism has the characteristic that the speed is reduced to obtain larger torque, namely, the gear reduction mechanism can reduce the power required to be output by the driving motor under the condition that the external load is unchanged; and the reduction of output power means that the acting force when the driving lifting gear and the driven lifting gear are contacted with each other is reduced, and the smaller the acting force is, the less the gear transmission structure is damaged, so that the transmission part of the lifting mechanism is not easily damaged in the using process, and the purpose of prolonging the service life of the lifting mechanism is achieved.

The invention is further provided with: the counterweight assembly comprises a plurality of rotating chain wheels, a bearing chain belt, a bearing frame and a plurality of counterweight blocks, the rotating chain wheels are connected to the moving frame in a rotating mode and distributed around the driving motor, one end of each rotating chain wheel is fixed to the lifting frame, the other end of each rotating chain belt is wound on the bearing chain wheel, the bearing frame is fixed to one end, far away from the lifting frame, of the bearing chain belt, the counterweight blocks are placed in the bearing frame, and the bearing frame and the lifting frame are.

By adopting the scheme, the counterweight assembly and the lifting frame are respectively positioned at the front side and the rear side of the driving motor, the lever is formed between the counterweight assembly and the lifting frame, and the lever structure can transfer most of the gravity of the counterweight part and the lifting frame to the movable frame to bear, so that the load required to be borne by the lifting mechanism is greatly reduced, the driving lifting gear and the driven lifting gear are not easily damaged when being contacted with each other, and the purpose of further prolonging the service life of the lifting mechanism is achieved; and the balancing weight of the removable type can be adjusted in quantity according to the size of the adjustable wrench blank to be processed on the lifting frame, so that the total weight of the bearing frame and the balancing weight can be matched with the total weight of the lifting frame and the adjustable wrench blank, and the total weight of the bearing frame and the balancing weight is closer to the total weight of the lifting frame and the adjustable wrench blank, the smaller the load on the driving lifting gear and the driven lifting gear is, therefore, the driving lifting gear and the driven lifting gear are not easy to damage in the using process, and the purpose of further prolonging the service life of the lifting mechanism is achieved.

The invention is further provided with: be provided with between carriage and the balancing weight and be used for restricting the anti-disengaging structure that the balancing weight dropped from the carriage, anti-disengaging structure is including offering dovetail on the carriage, being fixed in on the balancing weight and be used for forming complex dovetail block with the dovetail, the length direction of dovetail is on a parallel with the direction of height of carriage, just the balancing weight is laid in the carriage through the cooperation of dovetail block and dovetail.

The milling machine can produce the vibration when adding man-hour to the monkey spanner blank, this vibration probably leads to the balancing weight to drop from the bearer frame, through adopting above-mentioned scheme, the cooperation of dovetail piece and dovetail for the balancing weight can only move along the length direction of dovetail in the bearer frame, when the balancing weight has the trend of deviating from towards the opening of bearer frame one side, the part that the bearer frame is located the dovetail can block the dovetail piece, prevent the dovetail piece and self to produce and break away from, thereby reach and block the balancing weight and follow the purpose that the bearer frame falls out.

The invention is further provided with: the clamping mechanism comprises a bearing plate fixed on a lifting frame of the milling machine, a placing seat fixed on the bearing plate, a contact block fixed on the bearing plate and located above the placing seat, a balance block integrally fixed on the bearing plate and located between the contact block and the bearing frame, a pressing block hinged on the bearing plate through a connecting column and used for pressing a fixed pull lip of the monkey wrench blank onto the contact block, and a positioning oil cylinder fixed on the placing seat and used for pressing a handle of the monkey wrench blank onto the balance block, wherein a clamping space used for allowing the monkey wrench blank to be placed is formed among the contact block, the pressing block, the balance block and the positioning oil cylinder, and a pressing assembly used for driving the pressing block to press the monkey wrench blank is arranged on the bearing plate.

The bearing plate is used for mounting other parts of the clamping mechanism, the placing seat is used for supporting the monkey wrench blank, the collision block and the balance block respectively support two ends of the monkey wrench blank, and the pressing block and the positioning oil cylinder are respectively used for pressing two ends of the monkey wrench blank onto the collision block and the balance block, so that the monkey wrench blank is not easy to deviate in the processing process. Therefore, the firmness of the positioning of the adjustable wrench blank can be improved, and the purpose of improving the wrench machining precision is achieved.

The invention is further provided with: the pressing assembly comprises a pressing oil cylinder fixed on the bearing plate and a contact block, wherein the pressing block is far away from one end of the placing seat, and a piston rod of the pressing oil cylinder penetrates through the bearing plate and then abuts against the contact block.

For the pressing assembly, no matter what mode is adopted, the pressing assembly can be used as the pressing assembly as long as the pressing block can be driven to rotate and the pressing force is continuously provided for the pressing block; and the contact block can increase the contact area between the pressing oil cylinder and the pressing block, so that the pressing oil cylinder can always be in contact with the contact block when the pressing block is driven to rotate, and the pressing oil cylinder can just push the pressing block to rotate.

In conclusion, the invention has the following beneficial effects:

1. the milling machine can perform milling, grooving, drilling and other processing on the adjustable spanner blank by one-time clamping, so that the process of repeatedly disassembling and assembling the cutter and the adjustable spanner blank is omitted, the operation steps are simplified, and the time for finishing the adjustable spanner blank is shortened, thereby improving the processing efficiency of the spanner;

2. the guide grooves and the chip collecting grooves on the first guide rail and the second guide rail can reduce the possibility that chips are clamped between the movable frame and the first guide rail or between the slide carriage and the second guide rail, so that the chips are not easy to block the movement of the movable frame and the slide carriage, the movable frame and the slide carriage can be smoothly moved, and the adjustable wrench blank can be smoothly machined;

3. the weight component in the lifting mechanism can transfer the weight of the lifting frame to the movable frame, so that the load on the driving lifting gear and the driven lifting gear in the lifting mechanism is reduced, the driving lifting gear and the driven lifting gear are not easy to damage in the transmission process, and the purpose of prolonging the service life of the lifting mechanism is achieved.

Drawings

Fig. 1 is an overall structural view of the present embodiment, for embodying the overall structure of the present embodiment;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A to embody the structure of the clamping mechanism;

fig. 3 is a schematic view of a connection relationship between the compression block and the connection column in the embodiment, which is used for embodying the structure of the reset assembly;

FIG. 4 is a partial exploded view of the present embodiment for embodying the structure of the longitudinal drive mechanism and counterweight assembly;

FIG. 5 is a partial enlarged view of the portion B in FIG. 4, for showing the structure of the spacing assembly and the anti-dropping structure;

fig. 6 is a partial exploded view of the present embodiment for embodying the structure of the elevating mechanism;

FIG. 7 is an enlarged partial view at C in FIG. 6 for embodying the structure of the sweeping mechanism;

fig. 8 is a partially exploded view of the present embodiment for embodying the structure of the lateral drive mechanism.

In the figure: 1. a frame; 2. a first guide rail; 3. a second guide rail; 4. a movable frame; 5. a lifting frame; 6. a clamping mechanism; 61. a carrier plate; 62. a resting seat; 63. a contact block; 64. a counterbalance; 65. a compression block; 651. connecting columns; 66. positioning the oil cylinder; 67. a clamping space; 7. a slide carriage; 8. milling a plane gear box; 81. a face milling cutter; 9. a groove milling gearbox; 91. a slot milling cutter; 10. a drilling motor; 101. a drill bit; 11. a guide groove; 111. a chip collecting groove; 12. a longitudinal drive mechanism; 121. a longitudinal movement motor; 122. a driving longitudinal movement gear; 123. longitudinally moving the screw rod; 124. a driven longitudinal movement gear; 13. a cleaning mechanism; 131. a bearing block; 132. cleaning with a brush; 133. a rotating assembly; 1331. a worm gear; 1332. a worm; 14. a drive assembly; 141. a drive engaging tooth; 142. a drive gear; 15. a lifting mechanism; 151. a drive motor; 152. a driving lifting gear; 153. a lifting screw; 154. a driven lifting gear; 16. a counterweight assembly; 161. a load bearing sprocket; 162. a load-bearing chain belt; 163. a bearing frame; 164. a balancing weight; 17. a limiting component; 171. a guide post; 172. a guide hole; 18. an anti-falling structure; 181. a dovetail groove; 182. a dovetail block; 19. a lateral drive mechanism; 191. a traversing motor; 192. actively traversing the gear; 193. traversing the screw rod; 194. a driven traverse gear; 20. a compression assembly; 201. a pressing oil cylinder; 202. a contact block; 30. connecting blocks; 40. positioning blocks; 50. a reset assembly; 501. a torsion spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, a multifunctional linear milling machine comprises a frame 1, a first guide rail 2, a second guide rail 3, a moving frame 4, a lifting frame 5, a clamping mechanism 6, a slide carriage 7, a milling plane gear box 8, a milling groove gear box 9 and a drilling motor 10, wherein the first guide rail 2 and the second guide rail 3 are fixed on the frame 1, and the first guide rail 2 and the second guide rail 3 are distributed in a T shape, so that the length directions of the first guide rail 2 and the second guide rail 3 are mutually vertical; all seted up length direction and be on a 2 and a 3 length direction's of first guide rail and second guide rail guiding groove 11, the cross-section of guiding groove 11 is wide down narrow trapezoidal that falls, and offers the collection bits groove 111 that is used for supplying the smear metal to keep in the bottom of guiding groove 11 on first guide rail 2 and second guide rail 3.

As shown in fig. 4, the movable frame 4 is slidably connected to the first rail 2 and driven by the longitudinal driving mechanism 12. The longitudinal driving mechanism 12 comprises a longitudinal moving motor 121, a driving longitudinal moving gear 122, a longitudinal moving screw 123, a longitudinal moving block and a driven longitudinal moving gear 124, wherein the longitudinal moving motor 121 is fixed on the first guide rail 2, and an output shaft of the longitudinal moving motor 121 passes through the side wall of the first guide rail 2 and then is positioned in the inner cavity of the first guide rail 2; the driving longitudinal movement gear 122 is fixed on one end of the output shaft of the longitudinal movement motor 121, which is positioned in the inner cavity of the first guide rail 2; the longitudinal moving screw rod 123 is rotatably connected to the first guide rail 2 through the connecting block 30 and is positioned in the inner cavity of the first guide rail 2; the driven longitudinal movement gear 124 is fixed on the longitudinal movement screw 123 and is meshed with the driving longitudinal movement gear 122; the longitudinal moving block is fixed on the moving frame 4, and a threaded connection is formed between the longitudinal moving block and the longitudinal moving screw 123.

As shown in fig. 6 and 7, a cleaning mechanism 13 for cleaning the chips on the first guide rail 2 is disposed on the moving frame 4, the cleaning mechanism 13 includes a bearing block 131, a cleaning brush 132, and a rotating assembly 133, the bearing block 131 is in a separable box-shaped structure, one half of the bearing block 131 is fixed on the moving frame 4, and the other half is detachably fixed on a part connected with the moving frame 4, and after the two parts of the bearing block 131 are folded, a receiving cavity is formed inside the bearing block; the rotating shaft of the cleaning brush 132 is disposed through the bearing block 131 and forms a rotating connection with the bearing block 131, and the brush head of the cleaning brush 132 is simultaneously abutted against two opposite side walls of the guide groove 11.

The rotating assembly 133 comprises a worm wheel 1331 and a worm 1332, wherein the worm wheel 1331 is fixed on one end of the rotating shaft of the cleaning brush 132, which is positioned in the accommodating cavity; the worm 1332 is inserted into the bearing block 131, the screw portion of the worm 1332 is located in the accommodating cavity, and the screw portion of the worm 1332 is engaged with the worm wheel 1331.

A driving assembly 14 for driving the worm 1332 to rotate is further arranged between the worm 1332 and the first guide rail 2, the driving assembly 14 comprises driving meshing teeth 141 and a driving gear 142, and the driving meshing teeth 141 are integrally arranged on the first guide rail 2 and distributed along the length direction of the first guide rail 2; the driving gear 142 is fixed at one end of the worm 1332 located outside the accommodating cavity, and the driving gear 142 is meshed with the driving meshing teeth 141, so that the linkage structure enables the moving frame 4 to rotate under the action of the driving meshing teeth 141 in the process of driving the cleaning mechanism 13 to move, the worm 1332 rotates to drive the worm wheel 1331 to rotate, and then the cleaning brush 132 is driven to rotate, so that the cleaning brush 132 can clean the guide rail.

As shown in fig. 8, the lifting frame 5 is slidably connected to the moving frame 4 at a side close to the second guide rail 3 in a liftable manner, and the lifting frame 5 is driven by the lifting mechanism 15.

The lifting mechanism 15 comprises a driving motor 151, a driving lifting gear 152, a lifting screw 153, a driven lifting gear 154, a thread block and a counterweight component 16 (see fig. 4), wherein the driving motor 151 is fixed on the movable frame 4; the driving elevating gear 152 is fixed on the output shaft of the driving motor 151; the lifting screw 153 is rotationally connected to the movable frame 4, and the length direction of the lifting screw 153 is parallel to the movement direction of the lifting frame 5; the driven lifting gear 154 is fixed on the lifting screw 153, the driven lifting gear 154 is meshed with the driving lifting gear 152, and the diameter of the driven lifting gear 154 is larger than that of the driving lifting gear 152, so that the power transmission between the two gears can be changed into larger torque at a reduced speed, the driving motor 151 can reduce the driving force required to be output by the driving motor under the condition that the external load is not changed, namely, the acting force when the driving lifting gear 152 is meshed with the driven lifting gear 154 is reduced, and the driving lifting gear 152 and the driven lifting gear 154 are not easy to damage.

The thread block is fixed on the lifting frame 5, a lifting threaded hole used for forming matching with the lifting screw 153 is formed in the thread block, and the lifting screw 153 penetrates through the lifting threaded hole and forms a threaded connection relation with the thread block. Thus, when the driving motor 151 drives the lifting screw 153 to rotate, the lifting screw 153 can drive the lifting frame 5 to move up and down through the screw block.

As shown in fig. 4, the counterweight assembly 16 includes four bearing sprockets 161, four bearing chain belts 162, four bearing frames 163, and a plurality of counterweights 164, the four bearing sprockets 161 are rotatably connected to the moving frame 4, and the four bearing sprockets 161 are respectively located around the driving motor 151; two bearing chain belts 162 are arranged, each bearing chain belt 162 is simultaneously wound and hung on the two bearing chain wheels 161, and the two bearing chain belts 162 are parallel to each other; one end of the bearing chain belt 162 is fixed on the lifting frame 5, and the other end is connected with the bearing frame 163 after bypassing the bearing chain wheel 161.

The bearing frame 163 is connected to the moving frame 4 in a sliding manner, the bearing frame 163 and the lifting frame 5 are respectively positioned at the front side and the rear side of the moving frame 4, and the top side and the side back to the moving frame 4 of the bearing frame 163 are both in an opening shape; the moving frame 4 is further provided with a limiting component 17 for limiting the deflection of the bearing frame 163.

The limiting assembly 17 comprises a guide pillar 171 and a guide hole 172, wherein the guide hole 172 is formed in the bearing frame 163 and distributed on two sides of the bearing frame 163; the guide posts 171 are fixed to the moving frame 4, the longitudinal direction of the guide posts 171 is parallel to the vertical direction, and the guide posts 171 are inserted into the guide holes 172.

The weights 164 are stacked in the carrying frame 163, and the anti-falling structure 18 for limiting the weights 164 from falling off from the carrying frame 163 is disposed between the weights 164 and the carrying frame 163. The anti-falling structure 18 comprises a dovetail groove 181 and a dovetail block 182, wherein the dovetail groove 181 is arranged on the inner wall of the bearing frame 163, and the length direction of the dovetail groove 181 is parallel to the length direction of the guide column 171; the dovetail block 182 is fixed on the weight block 164, and when the weight block 164 is placed in the carrying frame 163, the dovetail block 182 is embedded in the dovetail groove 181.

As shown in fig. 1 and 2, a clamping mechanism 6 for fixing the adjustable wrench blank on the lifting frame 5 is arranged on the lifting frame 5, the clamping mechanism 6 comprises a bearing plate 61, a placing seat 62, an abutting block 63, a balance block 64, a pressing block 65 and a positioning oil cylinder 66, and the bearing plate 61 is fixed on the lifting frame 5 of the milling machine and is parallel to the height direction of the lifting frame 5; the placing seat 62 is fixed on the bearing plate 61 and is close to one end of the rack 1; the contact block 63 is fixed on the position of the bearing plate 61 above the resting seat 62 and close to one side of the second guide rail 3; the balance weight 64 is integrally fixed on the bearing plate 61 and is located on one side of the contact block 63 away from the second guide rail 3.

The pressing block 65 is hinged to the bearing plate 61 through a connecting column 651 and is close to one side of the contact block 63, the middle of the pressing block 65 is hinged to the connecting block 30, and the pressing block 65 is driven through the pressing assembly 20.

The pressing assembly 20 comprises a pressing oil cylinder 201 and a contact block 202, the pressing oil cylinder 201 is fixed on the side wall of the bearing plate 61 opposite to one side of the contact block 63, and a piston rod of the pressing oil cylinder 201 penetrates through the bearing plate 61 and then is located on the same side of the bearing plate 61 as the contact block 63; the contact block 202 is fixed at one end of the pressing block 65 close to the piston rod of the pressing cylinder 201, and one end of the piston rod of the pressing cylinder 201 penetrating through the bearing plate 61 abuts against the contact block 202.

As shown in fig. 2 and 3, the pressing block 65 is provided with a reset component 50 for driving one end of the pressing block 65 away from the contact block 202 to rotate toward one side away from the bearing plate 61, the reset component 50 includes a torsion spring 501, the torsion spring 501 is sleeved on the rotation shaft of the pressing block 65, one end of the torsion spring 501 abuts against the connecting block 30, and the other end of the torsion spring abuts against one end of the pressing block 65 away from the contact block 202.

The cylinder body of the positioning oil cylinder 66 is fixed on the placing seat 62, the piston rod of the positioning oil cylinder 66 faces one side of the bearing plate 61, and a clamping space 67 for placing the adjustable wrench blank is formed among the contact block 63, the pressing block 65, the balance block 64 and the positioning oil cylinder 66. The positioning oil cylinder 66 is mainly used for pressing a handle of the adjustable wrench blank on the balance block 64, the pressing block 65 is used for pressing a fixed wrench lip of the adjustable wrench blank on the abutting block 63, and the positioning oil cylinder 66 and the pressing block 65 form supports at two ends of the adjustable wrench blank at the moment, so that the purpose of fixing the adjustable wrench blank is achieved.

The side wall of the bearing plate 61, which is close to one side of the milling mechanism of the milling machine, is further fixed with a positioning block 40, and the positioning block 40 is used for positioning the adjustable wrench blanks, so that the lengths of the adjustable wrench blanks, which are positioned between the bearing plate 61 and the milling mechanism of the milling machine, are kept consistent when the adjustable wrench blanks are clamped, and grooves machined in the adjustable wrench blanks are kept at similar depths.

As shown in fig. 8, the carriage 7 is slidably connected to the second rail 3 and driven by a lateral drive mechanism 19. The transverse driving mechanism 19 comprises a transverse motor 191, a driving transverse gear 192, a transverse screw 193, a transverse block and a driven transverse gear 194, the transverse motor 191 is fixed on the second guide rail 3, and an output shaft of the transverse motor 191 penetrates through the side wall of the second guide rail 3 and then is positioned in the inner cavity of the second guide rail 3; the driving traverse gear 192 is fixed on one end of the output shaft of the traverse motor 191 in the inner cavity of the second guide rail 3; the traversing screw 193 is rotatably connected to the second guide rail 3 through the connecting block 30 and is positioned in the inner cavity of the second guide rail 3; the driven traverse gear 194 is fixed to the traverse screw 193 and is engaged with the driving traverse gear 192; the traverse block is fixed on the slide carriage 7, and a threaded connection relationship is formed between the traverse block and the traverse screw 193.

As shown in fig. 6 and 7, the carriage 7 is provided with a cleaning mechanism 13 for cleaning chips remaining on the second guide rail 3, and the cleaning mechanism 13 on the carriage 7 and the cleaning mechanism 13 on the moving frame 4 are identical in number of parts and structure.

As shown in fig. 1, the milling plane gear box 8, the milling groove gear box 9 and the drilling motor 10 are all fixed on the slide carriage 7, and are sequentially distributed into the milling plane gear box 8, the milling groove gear box 9 and the drilling motor 10 in the process of extending from one end of the slide carriage 7 to the other end; and the output shafts of the plane milling gear box 8, the groove milling gear box 9 and the drilling motor 10 are respectively fixed with a face milling cutter 81, a groove milling cutter 91 and a drill 101, and are used for sequentially performing milling, grooving and drilling on the monkey wrench blank.

The specific implementation process comprises the following steps: when the adjustable wrench blank needs to be processed, the longitudinal moving motor 121 firstly drives the moving frame 4 to move on the first guide rail 2, and the moving frame 4 then drives the adjustable wrench blank to move towards one side close to the slide carriage 7, so that the adjustable wrench blank is positioned on the moving path of the face milling cutter 81; then the cross-sliding motor 191 drives the slide carriage 7 to move on the second guide rail 3, the slide carriage 7 drives the face milling cutter 81 to move towards one side close to the adjustable wrench blank, and when the face milling cutter 81 contacts with the adjustable wrench blank and continues to move along the length direction of the second guide rail 3, a plane is milled on the adjustable wrench blank; at the moment, the movable frame 4 drives the monkey wrench blank to retreat for a certain distance, but the slide carriage 7 keeps the original movement direction until the slot milling cutter 91 is positioned on the movement path of the monkey wrench blank; then the movable frame 4 drives the adjustable spanner blank to approach the slide carriage 7 again, so that the slot milling cutter 91 is in contact with the adjustable spanner blank, and the lifting frame 5 is driven to move up and down through the lifting mechanism 15; the lifting frame 5 drives the adjustable wrench blank to move up and down, so that the slot milling cutter 91 processes a sliding slot on the adjustable wrench blank; then the movable frame 4 drives the adjustable wrench blank to move again, so that the adjustable wrench blank is positioned on the moving path of the drill bit 101, and pin holes are machined in the adjustable wrench blank in the process that the slide carriage 7 drives the drill bit 101 to move towards one side close to the adjustable wrench blank; the milling machine can perform the steps of milling, grooving, drilling and the like on the adjustable spanner blank through one-time clamping, the process of repeatedly disassembling and assembling the cutter and the adjustable spanner blank is omitted, the operation steps are simplified, the time for trimming the adjustable spanner blank is shortened, and therefore the purpose of improving the spanner processing efficiency can be achieved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. A multifunctional linear milling machine is characterized in that: comprises a frame (1), a first guide rail (2) fixed on the frame (1), a second guide rail (3), a moving frame (4) connected with the first guide rail (2) in a sliding way, a lifting frame (5) arranged on the moving frame (4) in a lifting way through a lifting mechanism (15), a clamping mechanism (6) arranged on the lifting frame (5), a slide carriage (7) connected with the second guide rail (3) in a sliding way, three plane milling gear boxes (8) which are simultaneously fixed on the slide carriage (7) and distributed along the length direction of the slide carriage (7), a groove milling gear box (9) and a drilling motor (10), the output shafts of the plane milling gear box (8), the groove milling gear box (9) and the drilling motor (10) are respectively fixed with a face milling cutter (81), a groove milling cutter (91) and a drill (101), the moving direction of the moving frame (4) is vertical to the moving direction of the slide carriage (7);

the clamping mechanism (6) comprises a bearing plate (61) fixed on a lifting frame (5) of the milling machine, a placing seat (62) fixed on the bearing plate (61), a contact block (63) fixed on the bearing plate (61) and positioned above the placing seat (62), a balance block (64) integrally fixed on the bearing plate (61) and positioned between the contact block (63) and a bearing frame (163), a pressing block (65) hinged on the bearing plate (61) through a connecting column (651) and used for pressing a fixed pulling lip of a monkey wrench blank onto the contact block (63), and a positioning oil cylinder (66) fixed on the placing seat (62) and used for pressing a handle of the monkey wrench blank onto the balance block (64), wherein a clamping space (67) for placing the monkey wrench blank is formed among the contact block (63), the pressing block (65), the balance block (64) and the positioning oil cylinder (66), a pressing component (20) for driving a pressing block (65) to press the adjustable wrench blank is arranged on the bearing plate (61);

the pressing block (65) is provided with a reset component (50) which is used for driving one end, away from the contact block (202), of the pressing block (65) to rotate towards one side, away from the bearing plate (61), of the pressing block (65), the reset component (50) comprises a torsion spring (501), the torsion spring (501) is sleeved on a rotating shaft of the pressing block (65), one end of the torsion spring (501) abuts against the connecting block (30), and the other end of the torsion spring abuts against one end, away from the contact block (202), of the pressing block (65);

a positioning block (40) is further fixed on the side wall of the bearing plate (61) close to one side of the milling mechanism of the milling machine, and the positioning block (40) is used for positioning the adjustable wrench blank;

guide grooves (11) for embedding guide blocks on the moving frame (4) or the slide carriage (7) are formed in the first guide rail (2) and the second guide rail (3), the side walls of the guide grooves (11) are obliquely arranged, and chip collecting grooves (111) are formed in the positions, located at the bottoms of the guide grooves (11), of the first guide rail (2) and the second guide rail (3);

the cleaning device is characterized in that a cleaning mechanism (13) is arranged on the movable frame (4), the cleaning mechanism (13) comprises a bearing block (131) fixed on the movable frame (4) and close to one side of the slide carriage (7), a cleaning brush (132) rotatably connected to the bearing block (131), and a rotating assembly (133) arranged on the bearing block (131) and used for driving the cleaning brush (132) to rotate, a rotating shaft of the cleaning brush (132) penetrates through an accommodating cavity in the bearing block (131), a brush head of the cleaning brush (132) is positioned in the guide groove (11), and the brush head of the cleaning brush (132) is simultaneously abutted against two opposite side walls of the guide groove (11);

the rotating assembly (133) comprises a worm wheel (1331) fixed at one end of the cleaning brush (132) positioned in the accommodating cavity and a worm (1332) penetrating through the bearing block (131), the screw part of the worm (1332) positioned in the accommodating cavity is meshed with the worm wheel (1331), and driving assemblies (14) for driving the worm (1332) to rotate are arranged between the first guide rail (2) and the worm (1332) and between the second guide rail (3) and the worm (1332);

the driving assembly (14) comprises driving meshing teeth (141) integrally arranged on the first guide rail (2) and a driving gear (142) fixed to one end, located outside the accommodating cavity, of the worm (1332), the driving meshing teeth (141) are distributed along the length direction of the first guide rail (2), and the driving gear (142) is meshed with the driving meshing teeth (141).

2. A multi-function linear milling machine as claimed in claim 1, wherein: elevating system (15) including being fixed in driving motor (151) on removing frame (4), be fixed in initiative lifting gear (152) on the output shaft of driving motor (151), rotate and connect in lifting screw (153) on removing frame (4), be fixed in lifting screw (153) go up and driven lifting gear (154) with initiative lifting gear (152) intermeshing, be fixed in screw block on crane (5), set up on removing frame (4) and be used for shifting the weight of crane (5) to counter weight subassembly (16) on removing frame (4), the diameter of initiative lifting gear (152) is less than the diameter of driven lifting gear (154), just lifting screw (153) and screw thread form threaded connection relation soon.

3. A multi-function linear milling machine as claimed in claim 2, wherein: the counterweight assembly (16) comprises a plurality of bearing chain wheels (161) which are rotatably connected to the movable frame (4) and distributed around the driving motor (151), a bearing chain belt (162) of which one end is fixed on the lifting frame (5) and the other end is wound on the bearing chain wheels (161), a bearing frame (163) which is fixed at one end of the bearing chain belt (162) far away from the lifting frame (5), and a plurality of balancing weights (164) which are placed in the bearing frame (163), wherein the bearing frame (163) and the lifting frame (5) are respectively positioned at the front side and the rear side of the movable frame (4).

4. A multi-function linear milling machine as claimed in claim 3, wherein: be provided with between carrier frame (163) and balancing weight (164) and be used for restricting anti-disengaging structure (18) that balancing weight (164) dropped from carrier frame (163), anti-disengaging structure (18) including offer dovetail (181) on carrier frame (163), be fixed in on balancing weight (164) and be used for forming complex dovetail block (182) with dovetail (181), the length direction of dovetail (181) is on a parallel with the direction of height of carrier frame (163), just balancing weight (164) are laid in carrier frame (163) through the cooperation of dovetail block (182) and dovetail (181).

5. A multi-function linear milling machine as claimed in claim 1, wherein: the pressing assembly (20) comprises a pressing oil cylinder (201) fixed on the bearing plate (61), a contact block (202) fixed at one end, far away from the placing seat (62), of the pressing block (65), and a piston rod of the pressing oil cylinder (201) penetrates through the bearing plate (61) and then abuts against the contact block (202).