CN211252013U - High-precision pattern turning machine - Google Patents

Abstract

The utility model relates to a high accuracy car flower machine, it includes the base and sets up the workstation on the base, and one side of base is provided with the mounting panel, is provided with the cutting motor on the mounting panel, and the pivot of cutting motor is connected with the tool bit. The one end of workstation upper surface is provided with the slewing mechanism who is used for carrying the feeding mechanism of lace and is used for controlling the lace rotation, the other end of workstation upper surface is provided with two clamp splices, the double-layered groove has all been seted up to one side of two clamp splice looks butt and two clamp splice looks, the both ends difference level of two clamp splices runs through in the both ends of two clamp splices and two clamp grooves flush mutually, the cutting groove has all been seted up at the top of two clamp splices, two cutting grooves flush mutually and are linked together, the cutting groove is linked together with the clamp groove, the upper surface of workstation still is provided with the elevating system who is used for adjusting the clamp splice height. The utility model discloses can fix a position the lace to make the lace keep the level to process, have the effect that improves the machining precision.

Description

High-precision pattern turning machine

Technical Field

The utility model belongs to the technical field of the technique of car flower machine and specifically relates to a high accuracy car flower machine is related to.

Background

With the improvement of the living standard of people, people pay more and more attention to the image of the people, and the jewelry becomes an ornament for decorating the people in daily life, such as precious metals like gold, platinum and the like. Some bracelets, bracelets and the like in the jewelry are generally processed by band-shaped precious metal decoration belt raw materials, patterns need to be cut on the surface of the decoration belt raw materials after the decoration belt raw materials are produced so as to facilitate subsequent fine processing, the decoration of the decoration belt is improved, and the precious metal has high hardness, so the work of cutting and processing the patterns needs to be completed through a pattern turning machine.

The decorative belt is continuously machined during the process of lathing, a whole decorative belt is lathed and carved, the decorative belt is cut into small sections after lathing is finished, the decorative belt is rotated during the process of machining, and continuous patterns are lathed on the outer wall of the decorative belt. In the processing process, a cutter head for cutting the decoration belt is generally driven by a high-speed motor, the position of the cutter head is generally kept still, and the decoration belt is horizontally conveyed to the lower part of the cutter head for processing so as to ensure the precision of pattern carving. It is therefore desirable to develop a device that enables the ribbon to be transported horizontally beneath the cutter head.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high accuracy car flower machine, its advantage lies in: the decoration belt can be horizontally conveyed to the lower part of the cutter head for processing, and the processing precision of the decoration belt is improved.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a high-precision pattern turning machine comprises a base and a workbench arranged on the base, wherein one side of the base is provided with a mounting plate, a cutting motor is arranged on the mounting plate, a rotating shaft of the cutting motor is connected with a cutter head, one end of the upper surface of the workbench is provided with a feeding mechanism for conveying the decorative belt and a rotating mechanism for controlling the decorative belt to rotate, the other end of the upper surface of the workbench is provided with two clamping blocks, the two clamping blocks are abutted, clamping grooves are formed in one abutted side of the two clamping blocks, two ends of the two clamping grooves respectively penetrate through two ends of the two clamping blocks horizontally, the two clamping grooves are flush, cutting grooves are formed in the tops of the two clamping blocks, the two cutting grooves are flush and communicated, the cutting groove is communicated with the clamping groove, and a lifting mechanism used for adjusting the height of the clamping block is further arranged on the upper surface of the workbench.

By adopting the technical scheme, when the decorative belt is processed, the two clamping blocks are abutted to enable the two clamping grooves to be matched to form a hole with a circular section, the decorative belt penetrates through the two clamping grooves, the decorative belt is continuously conveyed by the feeding mechanism to penetrate through the clamping grooves and is driven by the rotating mechanism to rotate, and the cutter head is driven by the cutting motor to process the rotating decorative belt; the clamping groove can position the decorative belt, the decorative belt is prevented from deviating, the decorative belt is kept horizontal during processing, the processing precision of the decorative belt is improved, the cutting groove is used for exposing the cutting part of the decorative belt out of the clamping groove, and a cutter head can conveniently cut the decorative belt.

The utility model discloses further set up to: feeding mechanism include sliding connection in the translation board of workstation, be used for control the gliding translation cylinder of translation board, be used for the expansion chuck of centre gripping ribbon and be used for control the control cylinder of expansion chuck elasticity, the translation cylinder set up in one side of workstation upper surface, the piston rod of translation cylinder with the translation board is connected, the expansion chuck with the control cylinder all set up in the upper surface of translation board, slewing mechanism connect in the expansion chuck.

By adopting the technical scheme, when processing, the decorative belt penetrates through the expansion chuck, the expansion chuck clamps the decorative belt by the control cylinder, then the translation cylinder drives the translation plate to slide towards the direction close to the clamping block, in the sliding process of the translation plate, the rotating mechanism controls the expansion chuck to rotate for processing, after the translation plate slides to the maximum distance, then the expansion chuck loosens the decorative belt by the control cylinder, the translation cylinder drives the translation plate to slide towards the direction far away from the clamping block, then the cylinder is controlled to enable the expansion chuck to clamp the decorative belt and drive the translation plate to slide towards the direction close to the clamping block by the translation cylinder for processing the decorative belt, the cycle is performed on the decorative belt, the working efficiency is high, and the processing precision of the decorative belt is improved.

The utility model discloses further set up to: the slewing mechanism including set up in fixed block and rotation motor on the translation board, the inflation chuck rotates and wears to locate the fixed block, the pivot of rotating the motor is connected with first drive wheel, the inflation chuck is kept away from an pot head of clamp splice is equipped with the second drive wheel, first drive wheel with be connected with the drive belt between the second drive wheel, first drive wheel with the second drive wheel passes through the cooperation of drive belt transmission.

Through adopting above-mentioned technical scheme, when adding man-hour, rotate the motor and drive first drive wheel and rotate and then drive the inflation chuck and rotate, make the ribbon keep rotatory in the course of working to the tool bit can be processed the surface of ribbon uniformly, has improved the machining precision of ribbon.

The utility model discloses further set up to: elevating system including set up in lifter plate and bearing frame on the workstation, two the clamp splice all inlays to be located in the bearing frame and two one side that the clamp splice is mutually opposite respectively the butt in the inner wall of bearing frame, the lift groove has been seted up to the lateral wall of lifter plate, the lift groove run through in the lateral wall of lifter plate and along vertical direction by the upper portion of lifter plate extends to the lower part of lifter plate, positioning bolt wears to be equipped with in the lift inslot, positioning bolt threaded connection in the bearing frame.

Through adopting above-mentioned technical scheme, elevating system's setting is convenient for adjust the level of clamp splice according to the processing demand, and then adjusts the level of lace, and positioning bolt is used for fixing the bearing frame, avoids the not hard up gliding of bearing frame in the course of working and leads to the processing of lace to receive the influence.

The utility model discloses further set up to: and a pneumatic clamping jaw for clamping the decorative belt is arranged between the feeding mechanism and the clamping block.

Through adopting above-mentioned technical scheme, at the gliding in-process of translation board to the direction that is close to the clamp splice, pneumatic clamping jaw is the state of opening, and after the translation board slided to the maximum distance, pneumatic clamping jaw closure was cliped the ribbon, and the motor that rotates this moment is stall state, and pneumatic clamping jaw can be fixed the ribbon when the translation board slides to the direction of keeping away from the clamp splice, prevents that the ribbon from being pulled back along with the expansion chuck, avoids the surface repetitive processing of ribbon and leads to the ribbon to damage.

The utility model discloses further set up to: limiting plates are arranged at two ends of the bearing frame, and two ends of the two clamping blocks are respectively abutted against the two limiting plates.

Through adopting above-mentioned technical scheme, the limiting plate is used for spacing the clamp splice, prevents that the clamp splice from breaking away from the bearing frame among the ribbon transportation process, also can fix a position the clamp splice simultaneously, makes two clamp splices keep flushing, avoids two clamp splices to take place the dislocation and leads to the precision of ribbon processing to receive the influence.

The utility model discloses further set up to: and clamping springs are respectively arranged between the two inner walls of the bearing frame and the two clamping blocks, one ends of the clamping springs are fixedly connected to the inner walls of the bearing frame, and the other ends of the clamping springs are abutted against the side walls of the clamping blocks.

Through adopting above-mentioned technical scheme, when the clamp splice inlays to be located in the bearing frame, clamping spring is in compression state and then makes two clamp splices counterbalance tightly, avoids the clamp splice not hard up and leads to the machining precision of ornamental strip to receive the influence, also can fix the clamp splice simultaneously, prevents that the clamp splice is not hard up and misplaces, has improved the machining precision of ornamental strip.

The utility model discloses further set up to: the mounting plate is provided with two cutting motors, the top of the clamping block is provided with two cutting grooves, and the cutting motors correspond to the cutting grooves one to one.

Through adopting above-mentioned technical scheme, the setting of double cutting motor is convenient for switch over cutting motor man-hour, and the convenience is processed convenient to use according to the different tool bits of processing demand use.

To sum up, the utility model discloses a beneficial technological effect does:

the decorative belt is continuously and horizontally conveyed into the clamping groove through the feeding mechanism for processing, the clamping groove can be used for positioning the decorative belt, the decorative belt is prevented from deviating, the decorative belt is kept horizontal during processing, the processing precision of the decorative belt is improved, the rotating mechanism can keep the decorative belt rotating during processing, a tool bit can process the surface of the decorative belt uniformly, and the processing precision of the decorative belt is further improved;

the lifting mechanism is arranged to conveniently adjust the horizontal height of the decorative belt according to the processing requirement and facilitate the processing of the decorative belt, and the positioning bolt is used for fixing the bearing frame to avoid the influence on the processing of the decorative belt caused by the loosening and sliding of the bearing frame in the processing process;

the clamping spring can enable the two clamping blocks to be abutted tightly, so that the phenomenon that the machining precision of the decorative belt is affected due to the fact that the clamping blocks are loosened is avoided, meanwhile, the clamping blocks can be fixed, the clamping blocks are prevented from being loosened and dislocated, and the machining precision of the decorative belt is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Figure 3 is a cross-sectional schematic view of an expansion cartridge.

Fig. 4 is a schematic structural view of the clamping block.

Fig. 5 is a schematic structural view of the supporting frame.

In the figure, 1, a base; 11. a work table; 111. a slide bar; 12. mounting a plate; 13. cutting the motor; 14. a cutter head; 2. a feeding mechanism; 21. a translation plate; 211. a slide rail; 22. a translation cylinder; 23. an expansion collet; 231. an inner rod; 2311. a through hole; 2312. a cross groove; 232. a jacket; 233. a wedge block; 24. controlling the cylinder; 25. a push rod; 3. a rotating mechanism; 31. rotating the motor; 32. a fixed block; 33. a first drive pulley; 34. a second transmission wheel; 35. a transmission belt; 4. a lifting mechanism; 41. a lifting plate; 411. a lifting groove; 42. a bearing frame; 421. a limiting plate; 43. positioning the bolt; 5. a clamping block; 51. a clamping groove; 52. cutting a groove; 53. positioning a groove; 6. a pneumatic clamping jaw; 7. the spring is clamped.

Detailed Description

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

Referring to fig. 1 and 2, for the utility model discloses a high-precision turning machine, including base 1 and through bolt fixed mounting in the workstation 11 of base 1 upper surface, the vertical welding in one side of base 1 has the mounting panel 12 of a rectangle, has two cutting motors 13 through bolt fixed mounting on the mounting panel 12, and the equal vertical tool bit 14 down and install respectively of pivot of every motor.

A feeding mechanism 2 for conveying the decoration belt and a rotating mechanism 3 for controlling the rotation of the decoration belt are installed at one end of the upper surface of the workbench 11, and two clamping blocks 5 for clamping the decoration belt and a lifting mechanism 4 for adjusting the height of the clamping blocks 5 are installed at the other end of the upper surface of the workbench 11.

Referring to fig. 4, one side of each of the two clamping blocks 5 is abutted, and one side of each of the two clamping blocks 5 is provided with a clamping groove 51 having a semicircular cross section, two ends of each of the two clamping grooves 51 respectively penetrate through two ends of each of the two clamping blocks 5 horizontally, and the two clamping grooves 51 are flush with each other. Two cutting grooves 52 are formed in the tops of the two clamping blocks 5, the two cutting grooves 52 are located right below the two tool bits 14 respectively, the cutting grooves 52 on the two clamping blocks 5 correspond to each other one by one and are communicated, and the bottoms of the cutting grooves 52 are cambered surfaces and are communicated with the clamping grooves 51.

Referring to fig. 1, the feeding mechanism 2 includes a translation plate 21 slidably connected to the table 11, a translation cylinder 22 for controlling the translation plate 21 to slide, an expansion clamp 23 for clamping the ribbon, and a control cylinder 24 for controlling the tightness of the expansion clamp 23. Two sliding rails 211 are fixed on two sides of the lower surface of the translation plate 21 through bolts, a sliding bar 111 matched with the sliding rails 211 is fixedly installed on the upper surface of the workbench 11 through bolts, and the sliding rails 211 are in sliding fit with the sliding bar 111. The translation cylinder 22 is fixedly mounted on one side of the upper surface of the workbench 11 through a bolt, and a piston rod of the translation cylinder 22 is fixedly connected with one side of the translation plate 21 far away from the clamping block 5. The expansion chuck 23 and the control cylinder 24 are both mounted on the upper surface of the translation plate 21, one end of the expansion chuck 23 is fixedly connected with a push rod 25 through a bolt, and one end of the push rod 25 is fixedly connected to a piston rod of the control cylinder 24 through a bolt.

The rotating mechanism 3 comprises a fixed block 32 fixedly mounted on the upper surface of the translation plate 21 through bolts and a rotating motor 31, and the expansion chuck 23 is rotatably arranged through the fixed block 32. A first driving wheel 33 is fixedly connected to a rotating shaft of the rotating motor 31, and a second driving wheel 34 is sleeved on the outer side of one end, close to the control cylinder 24, of the expansion chuck 23. A transmission belt 35 is connected between the first transmission wheel 33 and the second transmission wheel 34, the first transmission wheel 33 is in transmission fit with the second transmission wheel 34 through the transmission belt 35, and the first transmission wheel 33, the second transmission wheel 34 and the transmission belt 35 are in synchronous belt transmission fit.

Referring to fig. 3, the expansion chuck 23 includes an inner rod 231 and a collet 232, a through hole 2311 is formed at two ends of the inner rod 231 in an axial direction, the collet 232 is sleeved outside the inner rod 231 and rotatably disposed through the fixing block 32, and one end of the inner rod 231 close to the second transmission wheel 34 is fixedly connected to the push rod 25 through a bolt. One end of the inner rod 231, which is far away from the push rod 25, is provided with a cross groove 2312, and the cross groove 2312 extends to the middle of the inner rod 231 along the axial direction of the inner rod 231 and is communicated with the through hole 2311. The outer side of one end, far away from the push rod 25, of the inner rod 231 is welded with four wedge blocks 233, and the upper surfaces of the wedge blocks 233 are gradually inclined downwards along the direction close to the push rod 25.

Referring to fig. 1, the lifting mechanism 4 includes a lifting plate 41 and a supporting frame 42 installed on the upper surface of the workbench 11, the lifting plate 41 is vertically and fixedly connected to the workbench 11 through bolts, the cross section of the supporting frame 42 is U-shaped, the two clamping blocks 5 are all embedded in the supporting frame 42, and one opposite sides of the two clamping blocks 5 are respectively abutted against the inner wall of the supporting frame 42. The side wall of the lifting plate 41 is provided with a lifting slot 411, the lifting slot 411 penetrates through the side wall of the lifting plate 41 and extends to the upper part and the lower part of the lifting plate 41 along the vertical direction, a positioning bolt 43 penetrates through the lifting slot 411, and the positioning bolt 43 is in threaded connection with the bearing frame 42.

When the ribbon is processed, the two clamping blocks 5 are abutted to enable the two clamping grooves 51 to be matched to form a hole with a circular section, the ribbon penetrates out of the through hole 2311 in the expansion chuck 23 and penetrates through the two clamping grooves 51, the expansion chuck 23 clamps the ribbon through the control cylinder 24, and the rotating motor 31 drives the expansion chuck 23 to rotate so as to enable the ribbon to keep rotating. Then, the translation cylinder 22 drives the translation plate 21 to slide towards the direction close to the clamping block 5, in the sliding process of the translation plate 21, the cutting motor 13 drives the cutter head 14 to machine the rotary decorative belt, the clamping groove 51 can position the decorative belt, the decorative belt is prevented from shifting, the decorative belt is kept horizontal in machining, machining precision of the decorative belt is improved, the cutting groove 52 is used for exposing the cutting part of the decorative belt out of the clamping groove 51, and the cutter head 14 is convenient to cut the decorative belt.

After the translation plate 21 slides to the maximum distance, the expansion chuck 23 releases the decorative belt by controlling the cylinder 24, the translation cylinder 22 drives the translation plate 21 to slide in the direction far away from the clamping block 5, and then the cylinder 24 is controlled to enable the expansion chuck 23 to clamp the decorative belt and drive the translation plate 21 to slide in the direction close to the clamping block 5 by the translation cylinder 22 to process the decorative belt.

A pneumatic clamping jaw 6 is arranged between the expansion chuck 23 and the clamping block 5, the pneumatic clamping jaw 6 is fixedly arranged on the upper surface of the workbench 11 through a bolt, and the pneumatic clamping jaw 6 provides power through an air compression pump. In the process that the translation plate 21 slides towards the direction close to the clamping block 5, the pneumatic clamping jaws 6 are in an open state, after the translation plate 21 slides to the maximum distance, the pneumatic clamping jaws 6 are closed to clamp the ribbon, at the moment, the rotating motor 31 is in a stop state, and the pneumatic clamping jaws 6 can fix the ribbon when the translation plate 21 slides towards the direction far away from the clamping block 5, so that the ribbon is prevented from being pulled back along with the expansion chuck 23.

Elevating system 4 is used for adjusting the level of ribbon according to the processing demand, and bearing frame 42 is used for spacing carrying on clamp splice 5, also is convenient for simultaneously according to the different clamp splice 5 of not equidimension double-layered groove 51 of changing of ribbon size, and positioning bolt 43 is used for fixing bearing frame 42, avoids bearing frame 42 not hard up gliding and leads to the processing of ribbon to receive the influence in the course of working.

Referring to fig. 5, a limiting plate 421 is fixedly mounted at each of two ends of the bearing frame 42 through a bolt, two ends of the two clamping blocks 5 are respectively abutted to the two limiting plates 421, the limiting plates 421 are used for limiting the clamping blocks 5, the clamping blocks 5 are prevented from being separated from the bearing frame 42 in the conveying process of the decorative tape, and the clamping blocks 5 can be positioned at the same time, so that the two clamping blocks 5 are kept flush, and the situation that the two clamping blocks 5 are staggered to cause the precision of decorative tape processing to be influenced is avoided.

All install a clamping spring 7 between bearing frame 42 and two clamp splice 5, all seted up a circular shape constant head tank 53 on the lateral wall of two clamp splice 5 both sides, clamping spring 7's one end fixed connection is in bearing frame 42's inner wall, and clamping spring 7's the other end inlays to be located in constant head tank 53. When the two clamping blocks 5 are embedded in the bearing frame 42, the two clamping springs 7 are in a compressed state so as to make the two clamping blocks 5 abut against each other, so that the clamping blocks 5 are prevented from being loosened and dislocated, and the processing precision of the decorative band is improved.

Referring to fig. 4, the upper portion and the lower portion of each of the two side surfaces of each clamping block 5 are provided with clamping grooves 51, the four clamping grooves 51 on each clamping block 5 are different in size, and the clamping grooves 51 on the two clamping blocks 5 are in one-to-one correspondence, so that a single clamping block 5 can be adapted to four decorative strips of different sizes, the number of templates of the clamping block 5 is reduced, and the cost is saved.

Referring to fig. 1, the double-cutting motor 13 can be provided with two different types of tool bits 14, so that the cutting motor 13 can be switched conveniently during machining, different tool bits 14 can be conveniently used for machining according to machining requirements, and the double-cutting motor is convenient to use.

The implementation principle of the embodiment is as follows: the decorative belt is continuously and horizontally conveyed into the clamping groove 51 to be processed by the feeding mechanism 2, the decorative belt can be positioned by the clamping groove 51, the decorative belt is prevented from deviating, the decorative belt is kept horizontal during processing, and the processing precision of the decorative belt is improved. The rotating mechanism 3 is arranged to keep the ribbon rotating in the processing process, so that the cutter head 14 can process the surface of the ribbon uniformly, and the processing precision of the ribbon is further improved. The horizontal height of the clamping block 5 can be adjusted by arranging the lifting mechanism 4, so that the horizontal height of the decorative belt can be adjusted conveniently according to the processing requirement, and the decorative belt can be processed conveniently. The pneumatic clamping jaw 6 is arranged to fix the decorative belt when the translation plate 21 slides in the direction far away from the clamping block 5, so that the decorative belt is prevented from being pulled back along with the expansion chuck 23, and the decorative belt is prevented from being damaged due to repeated processing on the surface of the decorative belt.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a high accuracy car flower machine, include base (1) and set up in workstation (11) on base (1), one side of base (1) is provided with mounting panel (12), be provided with cutting motor (13) on mounting panel (12), the pivot of cutting motor (13) is connected with tool bit (14), its characterized in that: the one end of workstation (11) upper surface is provided with feeding mechanism (2) that are used for carrying the lace and is used for controlling rotatory slewing mechanism (3) of lace, the other end of workstation (11) upper surface is provided with two clamp splice (5), two clamp splice (5) looks butt and two clamp groove (51) have all been seted up to one side of clamp splice (5) looks butt, two the both ends of clamp groove (51) are respectively the level run through in two both ends and two of clamp splice (5) clamp groove (51) flush mutually, two cutting groove (52) have all been seted up at the top of clamp splice (5), two cutting groove (52) flush mutually and are linked together, cutting groove (52) with clamp groove (51) are linked together, the upper surface of workstation (11) still is provided with and is used for adjusting elevating system (4) of clamp splice (5) height.

2. A high precision lathing machine as claimed in claim 1, characterized in that: feeding mechanism (2) including sliding connection in translation board (21) of workstation (11), be used for control translation board (21) gliding translation cylinder (22), expansion chuck (23) that are used for the centre gripping ribbon and be used for control expansion chuck (23) elasticity control cylinder (24), translation cylinder (22) set up in one side of workstation (11) upper surface, the piston rod of translation cylinder (22) with translation board (21) are connected, expansion chuck (23) with control cylinder (24) all set up in the upper surface of translation board (21), slewing mechanism (3) connect in expansion chuck (23).

3. A high precision lathing machine as claimed in claim 2, characterized in that: slewing mechanism (3) including set up in fixed block (32) and rotation motor (31) on translation board (21), inflation chuck (23) are rotated and are worn to locate fixed block (32), the pivot of rotating motor (31) is connected with first drive wheel (33), inflation chuck (23) are kept away from the pot head of clamp splice (5) is equipped with second drive wheel (34), first drive wheel (33) with be connected with between second drive wheel (34) drive belt (35), first drive wheel (33) with second drive wheel (34) pass through drive belt (35) transmission cooperation.

4. A high precision lathing machine as claimed in claim 1, characterized in that: elevating system (4) including set up in lifter plate (41) and bearing frame (42) on workstation (11), two clamp splice (5) all inlay and locate in bearing frame (42) and two one side that clamp splice (5) carried on the back mutually respectively the butt in the inner wall of bearing frame (42), lift groove (411) have been seted up to the lateral wall of lifter plate (41), lift groove (411) run through in the lateral wall of lifter plate (41) and along vertical direction by the upper portion of lifter plate (41) extends to the lower part of lifter plate (41), wear to be equipped with positioning bolt (43) in lift groove (411), positioning bolt (43) threaded connection in bearing frame (42).

5. A high precision lathing machine as claimed in claim 1, characterized in that: and a pneumatic clamping jaw (6) for clamping the decorative belt is arranged between the feeding mechanism (2) and the clamping block (5).

6. A high precision lathing machine as claimed in claim 4, characterized in that: limiting plates (421) are arranged at two ends of the bearing frame (42), and two ends of the two clamping blocks (5) are respectively abutted against the two limiting plates (421).

7. A high precision lathing machine as claimed in claim 4, characterized in that: clamping springs (7) are arranged between the two inner walls of the bearing frame (42) and the two clamping blocks (5), one ends of the clamping springs (7) are fixedly connected to the inner walls of the bearing frame (42), and the other ends of the clamping springs (7) are abutted to the side walls of the clamping blocks (5).

8. A high precision lathing machine as claimed in claim 1, characterized in that: be provided with two on mounting panel (12) cutting motor (13), two have been seted up at the top of clamp splice (5) cutting groove (52), cutting motor (13) with cutting groove (52) one-to-one.

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