CN114029562A - High-precision turning device for external threads of long rod - Google Patents
High-precision turning device for external threads of long rod Download PDFInfo
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- CN114029562A CN114029562A CN202111503178.4A CN202111503178A CN114029562A CN 114029562 A CN114029562 A CN 114029562A CN 202111503178 A CN202111503178 A CN 202111503178A CN 114029562 A CN114029562 A CN 114029562A
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- 239000000463 material Substances 0.000 claims description 6
- 238000012545 processing Methods 0.000 abstract description 12
- 238000003754 machining Methods 0.000 abstract description 7
- 238000013461 design Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 22
- 230000008569 process Effects 0.000 description 17
- 230000007246 mechanism Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/02—Thread cutting; Automatic machines specially designed therefor on an external or internal cylindrical or conical surface, e.g. on recesses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G1/00—Thread cutting; Automatic machines specially designed therefor
- B23G1/44—Equipment or accessories specially designed for machines or devices for thread cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
- B23G11/00—Feeding or discharging mechanisms combined with, or arranged in, or specially adapted for use in connection with, thread-cutting machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/72—Auxiliary arrangements; Interconnections between auxiliary tables and movable machine elements
- B23Q1/76—Steadies; Rests
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0042—Devices for removing chips
- B23Q11/005—Devices for removing chips by blowing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/10—Arrangements for cooling or lubricating tools or work
Abstract
The invention relates to the technical field of machining equipment, and particularly discloses a long rod external thread high-precision turning device; the device comprises a machine base, wherein a triangular chuck and a thimble are respectively arranged at two ends of the machine base, a guide seat is arranged on the upper surface of the machine base, a movable seat is arranged on the guide seat, a pushing device which is abutted against the movable seat is arranged on the guide seat, guide cylinders are arranged on two side surfaces of the movable seat, a limiting inner cavity is formed in the movable seat, two limiting clamping blocks are arranged in the limiting inner cavity, an arc-shaped groove is formed in the opposite surface of each limiting clamping block, a threaded groove is formed in the arc-shaped groove, a first telescopic device which is used for pushing the two limiting clamping blocks to be close to each other is arranged on the movable seat, a support plate is extended from the upper end of the movable seat to the triangular chuck, a second telescopic device is arranged on the support plate, and the lower end of the second telescopic device is connected with a turning tool bit; the turning device disclosed by the invention is novel in structural design and higher in processing precision of the external thread on the long rod body.
Description
Technical Field
The invention relates to the technical field of machining equipment, and particularly discloses a long rod external thread high-precision turning device.
Background
In the mechanical transmission field, the threaded rod is a common driving medium, and is fixed with the triangle chuck with the one end of round bar in its course of working, and the other end supports tightly through the thimble, then drives the rotation of triangle chuck through drive arrangement, and the turning tool bit is tangent and along the axis direction motion of the body of rod with the body of rod on the rotatory in-process cutter holder of round bar, removes the lathe work of accomplishing the round bar external screw thread promptly to the other end when the cutter holder from the one end of round bar.
For example, the invention patent with the application number of CN201610840413X discloses a turning device for external threads of a circular rod, which comprises a base, a left frame, a right frame and a turning mechanism, wherein the turning mechanism comprises a moving mechanism and a turning assembly; the moving mechanism comprises a group of lead screw seats, a rotating shaft, a hand wheel, a handle, a lead screw gear, a moving mechanism driven gear and a group of lead screws which are arranged in parallel, wherein the lead screw seats are respectively fixed on the left frame and the right frame; the turning assembly comprises a tool apron assembled on the screw rod, an oil cylinder arranged on the tool apron, a tool rest connected to the output end of the oil cylinder, a turning motor installed on the tool rest and a turning tool, and the turning machining equipment can adjust the installation position of machining to adapt to workpieces of different lengths. However, the turning processing equipment disclosed by the invention has the problem of low precision when the long rod body is turned with the external thread, and the reason for low turning precision of the external thread is that the rod body is longer, and the middle part of the rod body is easy to bend to a certain extent under the action of external force, so that the rod body is easy to deform slightly when a cutter head turns the middle section of the rod body, and the depth of the turned external thread is inconsistent with the depth of the two ends due to the slight deformation of the rod body. In addition, the triangular chuck clamps one end of the rod body and drives the rod body to rotate, the cutter holder is controlled to move at a constant speed and is tangent to the rod body in the rotating process of the rod body, the rod body and the triangular chuck slide relatively, the actual rotating angle of the rod body is reduced, the moving distance of the cutter holder is unchanged, and therefore the thread pitch of the part of external threads is different from that of other parts on the rod body. Therefore, to current screw thread turning device when to the low not enough of stock body lathe work precision, this application has provided one kind can effectively guarantee the lathe work device of the external screw thread lathe work precision of stock.
Disclosure of Invention
The invention aims to design a long rod external thread high-precision turning device aiming at the defect of low precision of the existing thread turning device in the long rod turning process.
The invention is realized by the following technical scheme:
a high-precision turning device for external threads of a long rod comprises a machine base, wherein two ends of the machine base are respectively provided with a triangular chuck and a thimble, the upper surface of the machine base between the triangular chuck and the thimble is provided with a guide seat, the guide seat is provided with a moving seat, the guide seat close to the thimble is provided with a pushing device which is abutted against the moving seat, two side surfaces of the moving seat are provided with guide cylinders, a limiting inner cavity is arranged in the moving seat, two limiting clamping blocks are arranged in the limiting inner cavity in a mirror symmetry manner, the opposite surfaces of the two limiting clamping blocks are provided with arc grooves, the arc grooves are internally provided with thread grooves, the moving seat is provided with a first telescopic device which is used for pushing the two limiting clamping blocks to be close to each other, the upper end of the moving seat extends to the triangular chuck and is provided with a support plate, and the support plate is provided with a second telescopic device, the lower end of the second telescopic device is connected with a turning tool bit.
The turning device disclosed by the invention firstly starts the pushing device and the driving triangular chuck to rotate simultaneously when the external thread turning processing is carried out on the long rod body, turning external threads of an initial section at the end part of the long rod body until the external threads of the initial section extend into a position between two limiting clamping blocks in the moving seat, stopping the turning process, enabling the two limiting clamping blocks to be close to each other through a first telescopic device, enabling thread grooves on the two limiting clamping blocks to be matched with the external threads of the initial section, then only need rotate through triangle chuck drive long rod body in follow-up external screw thread turning process, the long rod body makes the removal seat to chuck department removal through the mating action of thread groove on the spacing clamp splice and initial section external screw thread on the one hand at rotatory in-process, accomplishes the turning process to long rod body surface external screw thread at the rotatory in-process of long rod body simultaneously.
As a further arrangement of the above scheme, a sleeve is connected to an end of the first telescopic device extending into the limiting inner cavity, a telescopic rod extending into the sleeve is connected to the limiting clamping block, a pressure sensor is arranged on an inner end surface of the sleeve, a spring connected with an inner end of the telescopic rod is connected to the pressure sensor, and a control cabinet electrically connected with the pressure sensor is further arranged on the machine base; above-mentioned sleeve, the telescopic link, spring and pressure sensor's setting can carry out real time monitoring to the cooperation process of thread groove and initial section external screw thread on the spacing clamp splice, the spring is released in the twinkling of an eye when the thread groove just in time falls into initial section external screw thread on the spacing clamp splice, pressure sensor numerical value diminishes this moment, and with signal feedback to the inside control module of switch board, control module judges that thread groove and initial section external screw thread accomplish the cooperation on the spacing clamp splice, thereby open subsequent external screw thread turning course.
As a further arrangement of the scheme, the movable seat is rotatably connected with a scrap receiving disc, and the lower surface of the scrap receiving disc is provided with a roller which is abutted against the guide seat; the arrangement of the fragment receiving disc can receive the fragments in the turning process of the external thread, and the movement process of the movement seat which is blocked by the lifting on the guide seat is prevented.
As a further arrangement of the above scheme, the end part of the guide seat close to the triangular chuck is provided with a downward inclined guide slope, and the base is provided with a material pouring port connected with the inclined guide slope; the arrangement of the guide inclined plane and the material pouring opening can enable the scrap receiving disc to incline when turning is finished, so that the scraps are poured into the material pouring opening to be collected.
As a further arrangement of the above scheme, the carrier plate is further provided with a high-pressure air nozzle arranged towards the turning tool bit; above-mentioned high-pressure gas nozzle's design can send into the high-pressure gas to the turning play at the turning in-process, can blow off the piece on the one hand, and on the other hand can also accelerate the cooling of the long body of rod in turning department.
As a specific arrangement of the scheme, a rotating seat is fixed at one end of the base, a driving motor is arranged on the rotating seat, and an output shaft of the driving motor is connected with the triangular chuck; the above is a specific design mode of the triangular chuck.
As a specific arrangement of the scheme, the thimble is movably arranged at the other end of the base through a thimble seat; the ejector pin can be moved along the upper surface of the machine base through the ejector pin seat, so that the long rod body can be conveniently inserted before machining and taken out after turning.
Has the advantages that:
the invention discloses a turning device which enables a turning tool bit and a moving seat to move synchronously when external threads are turned on a long rod body through the moving seat, the movable seat has the function of supporting the long rod body at the turning position, can prevent the long rod body from being bent during turning, meanwhile, after the external thread at the initial section of the long rod body is turned, the moving seat can synchronously realize the feeding of the moving seat in the rotating process of the long rod body through the matching action between the thread grooves on the two limiting clamping blocks inside and the turned external thread, the feed distance of the turning bit is reduced even if relative sliding occurs between the long rod body and the triangular chuck, thereby effectively solved that current turning device exists and taken place relative slip when the long body of rod and triangle chuck and lead to the angle that the long body of rod actually rotated to diminish, the distance that the blade holder removed is unchangeable and arouses that the pitch of this part external screw thread is inequality with other positions on the body of rod. The turning device disclosed by the invention is novel in structural design and higher in processing precision of the external thread on the long rod body.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of a first angular perspective structure of the present invention;
FIG. 2 is a schematic view of a second angular perspective structure according to the present invention;
FIG. 3 is an enlarged schematic view of FIG. 1 at A according to the present invention;
FIG. 4 is a schematic perspective view of the moving seat, the scrap receiving tray, and the like of the present invention;
FIG. 5 is a schematic view of the inner plane structure of the movable base of the present invention;
fig. 6 is a schematic perspective view of the spacing clamp block and the first telescopic device of the present invention.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail with reference to the accompanying drawings 1 to 6, in conjunction with the embodiments.
Example 1
The left end of the processing platform 102 is provided with a movable thimble seat 3, a first slide rail 301 is arranged on the upper surface of the processing platform 102 during specific setting, a guide chute matched with the first slide rail 301 is arranged on the lower surface of the thimble seat 3, the thimble seat 3 can be moved along the first slide rail 301 during position adjustment, and the thimble seat 3 is fixed through a fixing mechanism (not shown in the figure) in the thimble seat 3 when the thimble seat is moved to a set position. A thimble 302 is arranged on the right side of the upper end of the thimble seat 3, a hand wheel 303 for driving the thimble 302 to push rightwards is arranged on the upper end of the thimble seat 3, and the thimble 302 can slowly move towards the right end by rotating the hand wheel 303, so that the thimble 302 is abutted against the circle center of the left end of the long rod body.
Referring to fig. 1 and 3, a guide seat 4 is disposed on the upper surface of the processing platform 102 between the thimble seat 3 and the rotating seat 2, a second slide rail 401 is disposed in the guide seat 4, and two second guide rails 401 are disposed in this embodiment and symmetrically disposed on the guide seat 4 in the front-back direction. A moving seat 5 which horizontally moves along the second guide rail 401 is arranged above the guide seat 4, a pushing device 510 is fixedly arranged at the end part of the guide seat 4 close to the thimble seat 3, the pushing device 510 adopts an air cylinder or a hydraulic cylinder, and the pushing effect on the initial stage of the moving seat 5 can be realized through the air cylinder or the hydraulic cylinder.
Referring to fig. 4, fig. 5 and fig. 6, a guiding moving block 501 adapted to the guiding base 4 and the second slide rail 401 is disposed at the lower end of the moving base 5, guide cylinders 502 are disposed at the left and right sides of the moving base 5, front and back symmetrical limiting inner cavities 503 are disposed in the moving base 5, front and back ends of the limiting inner cavities 502 are provided with limiting clamping blocks 504, arc-shaped grooves 5041 are formed on opposite surfaces of the two limiting clamping blocks 504, thread grooves are formed on the arc-shaped grooves 5041, and interrupted thread grooves matched with external threads of the long rod body are formed in space by the thread grooves on the two limiting clamping blocks 504. When turning, the long rod body passes through the limiting inner cavity 503 through the guide cylinder 502 on the movable seat 5, and the two limiting clamping blocks 504 are respectively arranged on the front side and the rear side of the end part of the long rod body, and can be matched with the discontinuous thread groove formed between the two limiting clamping blocks 504 after the end part of the long rod body is provided with the external thread.
A first telescopic device 505 is fixedly arranged on the front side surface and the rear side surface of the movable seat 5, a sleeve 506 is connected to the end part of the first telescopic device 505 extending into the limit inner cavity 503, a telescopic rod 507 extending into the sleeve 506 is connected to the limit clamping block 504, a pressure sensor 508 is arranged on the inner end surface of the sleeve 506, and a spring 509 is arranged between the pressure sensor 508 and the inner end part of the telescopic rod 507. In addition, a control cabinet 6 is further disposed on the base 1, a control module (not shown) is disposed inside the control cabinet 6, and the pressure sensor 508 is electrically connected to the control module.
Finally, referring to fig. 4, a carrier plate 511 extending rightward is welded to the upper end of the movable base 5, a second telescopic device 512 is disposed on the upper surface of the carrier plate 511, and a turning bit 513 is connected to the lower end of the second telescopic device 512 penetrating through the carrier plate 511. In a specific arrangement, the first telescopic device 505 in the present embodiment is preferably a pneumatic cylinder, and the second telescopic device 512 is preferably a hydraulic cylinder.
The turning device for external screw thread high accuracy processing of stock body that this embodiment is disclosed is when carrying out the external screw thread turning to the stock body, with the stock body pass remove 5 back one end by the tight fixed of triangle chuck 202 clamp, the other end is fixed by the thimble butt on the thimble seat 3 to the position that removes seat 5 this moment is in the initial section of the long body of rod. Then, a preset program in the control cabinet is used for controlling the second telescopic device 512 to press down the turning tool bit 513 to be tangent to the circumferential surface of the end part of the long rod body, the driving motor 201 and the pushing device 510 are started simultaneously, the triangular chuck 202 drives the long rod body to rotate after the driving motor 201 is started, and the pushing device 510 pushes the whole moving seat 5 to move rightwards for a certain distance, so that the turning of the external thread of the initial section of the long rod body is completed.
When the turned external thread is positioned between the arc-shaped clamping grooves on the two limiting clamping blocks 504, turning is suspended at the moment, so that the driving motor 201 stops rotating and the pushing device 510 resets, then the two first telescopic devices 505 are controlled to extend to push the two limiting clamping blocks 504 to the external thread starting section on the long rod body, when the thread groove on the limiting clamping block 504 is suddenly clamped into the external thread of the long rod body starting section in the pushing process, the process that the pressure sensor 508 is instantly reduced under the action that the compressed spring is instantly released is carried out, and at the moment, the control module can judge that the thread groove on the limiting clamping block 504 is matched with the external thread of the long rod body starting section. Then, the driving motor 201 is continuously started to rotate the triangular chuck 202 and the long rod, and simultaneously, the movable seat 5 and the turning tool bit 513 can be synchronously moved to the other end of the long rod due to the matching effect between the thread groove on the limiting clamping block 504 and the external thread of the initial section of the long rod, so that the turning process of the external thread of the whole long rod is completed.
The above-mentioned lathe work process of going on long-pole body because remove seat 5 and turning tool bit 513 is synchronous movement, even turning tool bit 513 carries out lathe work to the interlude of the long-pole body, because the bearing effect that removes seat 5 makes the long-pole body also can not take place to warp, can prevent effectively that the long-pole body from taking place because of the inhomogeneous condition of the external screw thread degree of depth that bending deformation leads to the turning in the lathe work process. In addition, when carrying out external screw thread lathe work to the stock body (remove initial section), the removal of whole removal seat 5 and turning tool bit 513 is through the external screw thread on the stock body and the thread groove on the spacing clamp splice 504 cooperate the realization, even consequently the angle that the long-rod body actually rotated to lead to the stock body to take place relative slip at the turning in-process long-rod body and triangle chuck diminishes, and the feed distance that removes seat 5 and turning tool bit 513 this moment also can diminish thereupon, thereby can guarantee that the pitch precision department of the external screw thread of turning out is the same, the turning precision of external screw thread has effectively been guaranteed in whole course of working.
Example 2
This embodiment 2 is still being connected with piece take-up pan 514 at removal seat 5 that is located the below of sleeve 506 rotation, and be provided with gyro wheel 515 at the lower surface of piece take-up pan 514, piece take-up pan 514 is horizontal under the support of gyro wheel 515, simultaneously the material pouring opening 103 has been seted up at machining platform 102 between guide holder 4 and the rotation seat 2, and seted up ejection of compact guide block 104 at the right-hand member face of frame 1, still set up the direction inclined plane 402 of downward sloping at the right-hand member upper surface of guide holder 4 simultaneously, piece take-up pan 514 can be inclined downwards under the effect of direction inclined plane 105 when removing seat 5 and removing to the right-hand member, thereby arrange the piece in piece take-up pan 514 into material pouring opening 103.
In addition, this embodiment 2 is still provided with high-pressure air nozzle (not shown in the figure) on support plate 511 to high-pressure air nozzle sets up towards the position of turning tool bit 513, and the piece that produces in the turning process can be washed towards piece take-up (stock) dish 514 through high-pressure air that high-pressure air nozzle spun in the turning process, prevents that the too high bonding of piece temperature is on the long body of rod in the turning process, and spun high-pressure air can also play the effect of quick cooling to the turning position, effectively guarantees that the external screw thread that the turning was gone up on the body of rod matches with the external screw thread on spacing clamp splice 504.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A long rod external thread high-precision turning device comprises a machine base, wherein two ends of the machine base are respectively provided with a triangular chuck and a thimble, and the device is characterized in that a guide seat is arranged on the upper surface of the machine base between the triangular chuck and the thimble, a moving seat is arranged on the guide seat, a pushing device which is abutted against the moving seat is arranged on the guide seat which is close to the thimble, two side surfaces of the moving seat are provided with guide cylinders, a limiting inner cavity is arranged in the moving seat, two limiting clamping blocks are arranged in the limiting inner cavity in a mirror symmetry manner, an arc-shaped groove is arranged on the opposite surfaces of the two limiting clamping blocks, a thread groove is arranged in the arc-shaped groove, a first telescopic device which is used for pushing the two limiting clamping blocks to be close to each other is arranged on the moving seat, a support plate is extended towards the triangular chuck at the upper end of the moving seat, and a second telescopic device is arranged on the support plate, the lower end of the second telescopic device is connected with a turning tool bit.
2. The long rod external thread high precision turning device according to claim 1, wherein the end of the first telescopic device extending into the limiting inner cavity is connected with a sleeve, the limiting clamping block is connected with a telescopic rod extending into the sleeve, the inner end surface of the sleeve is provided with a pressure sensor, the pressure sensor is connected with a spring connected with the inner end of the telescopic rod, and the machine base is further provided with a control cabinet electrically connected with the pressure sensor.
3. The high-precision turning device for the external thread of the long rod body according to claim 1, wherein a scrap receiving tray is rotatably connected to the moving seat, and a roller abutted against the guide seat is arranged on the lower surface of the scrap receiving tray.
4. The high-precision turning device for the external thread of the long rod body according to claim 3, wherein the end part of the guide seat close to the triangular chuck is provided with a downward inclined guide slope, and the machine seat is provided with a material reversing port connected with the inclined guide slope.
5. The high-precision turning device for the external thread of the long rod body according to claim 4, wherein the carrier plate is further provided with a high-pressure air nozzle facing the turning tool bit.
6. The long rod external thread high precision turning device according to claim 1, wherein a rotating seat is fixed at one end of the machine base, a driving motor is arranged on the rotating seat, and an output shaft of the driving motor is connected with a triangular chuck.
7. The high-precision turning device for the external thread of the long rod body as claimed in claim 6, wherein the thimble is movably arranged at the other end of the machine base through a thimble seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111503178.4A CN114029562B (en) | 2021-12-10 | 2021-12-10 | High-precision turning device for external threads of long rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111503178.4A CN114029562B (en) | 2021-12-10 | 2021-12-10 | High-precision turning device for external threads of long rod |
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| Publication Number | Publication Date |
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| CN114029562A true CN114029562A (en) | 2022-02-11 |
| CN114029562B CN114029562B (en) | 2022-10-21 |
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| CN202111503178.4A Active CN114029562B (en) | 2021-12-10 | 2021-12-10 | High-precision turning device for external threads of long rod |
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| CN213224621U (en) * | 2020-09-18 | 2021-05-18 | 西安鑫明机械制造有限公司 | External thread machining lathe |
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2021
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| CN114029562B (en) | 2022-10-21 |
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Application publication date: 20220211 Assignee: Dongguan Kesheng Intelligent Equipment Technology Co.,Ltd. Assignor: ANHUI WEIYE MACHINERY Co.,Ltd. Contract record no.: X2023980032901 Denomination of invention: A high-precision turning device for external thread of long rod Granted publication date: 20221021 License type: Common License Record date: 20230227 |
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Application publication date: 20220211 Assignee: Anhui Changdeng Packaging Products Co.,Ltd. Assignor: ANHUI WEIYE MACHINERY Co.,Ltd. Contract record no.: X2023980053284 Denomination of invention: A high-precision turning device for external threads of long rods Granted publication date: 20221021 License type: Common License Record date: 20231222 |
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