CN212420451U - Workpiece fixing device with adjusting function for numerical control machine tool - Google Patents
Workpiece fixing device with adjusting function for numerical control machine tool Download PDFInfo
- Publication number
- CN212420451U CN212420451U CN202020457230.1U CN202020457230U CN212420451U CN 212420451 U CN212420451 U CN 212420451U CN 202020457230 U CN202020457230 U CN 202020457230U CN 212420451 U CN212420451 U CN 212420451U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- block
- plate
- groove
- machine tool
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Machine Tool Units (AREA)
Abstract
The utility model discloses a work piece fixing device for digit control machine tool with regulatory function belongs to digit control machine tool technical field, including backup pad and bottom plate, first recess and two second recesses have been seted up to the upper surface of backup pad, and two second recess symmetries set up the left and right sides at first recess, be provided with three first hornblocks in the second recess, and the inclined plane of three first hornblocks and the inclined plane laminating of three second hornblocks. The utility model discloses in, through setting up splint, can clip the work piece in the first recess when a plurality of splint of the left and right sides are close to simultaneously, through setting up the silica gel pad, the silica gel pad can increase the coefficient of friction between splint and the work piece, thereby make the work piece can be fixed more stable, be articulated between stationary blade and the bracing piece, when consequently receiving the extrusion of irregular appearance work piece, the stationary blade can drive splint and carry out small angle modulation, let the central point of splint can extrude on the work piece, further improved the fixed effect to irregular work piece.
Description
Technical Field
The utility model belongs to the technical field of the digit control machine tool, especially, relate to a work piece fixing device for digit control machine tool with regulatory function.
Background
The numerical control cutting machine drives the machine tool to move by using a digital program, a cutting tool which is randomly provided with the numerical control cutting machine cuts an object when the machine tool moves, the automatic cutting of the cutting machine can be controlled by belonging to a program, the degree of automation is high, the function is complete, the electromechanical integrated cutting machine is called as the numerical control cutting machine, the cutting machine needs to fix a workpiece before cutting the workpiece, the existing fixing device cannot effectively fix the workpieces with different shapes, inconvenience is brought to workpiece processing, and the existing processing device has a single workpiece fixing mode, so that the workpiece is not stable and affects processing easily when being fixed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the workpiece fixing device for the numerical control machine tool with the adjusting function is provided for solving the problems that the fixing mode is single, the effect is poor, and workpieces in different shapes cannot be fixed.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a workpiece fixing device with an adjusting function for a numerical control machine tool comprises a supporting plate and a bottom plate, wherein a first groove and two second grooves are formed in the upper surface of the supporting plate, the two second grooves are symmetrically arranged on the left side and the right side of the first groove, a first triangular block is arranged in each second groove, the inclined surface of each first triangular block is attached to the inclined surface of each second triangular block, the two second triangular blocks are respectively arranged on the left side and the right side of the two first triangular blocks, positioning plates are fixedly connected to the front surface and the back surface of each second triangular block, the lower surfaces of the positioning plates are fixedly connected with the upper surface of the supporting plate through electric push rods, a plurality of sleeves are uniformly and fixedly connected to the opposite surfaces of the two first triangular blocks from front to back, every two sleeves are vertically symmetrically arranged, supporting rods are arranged in the sleeves, and the other ends of every two upper and lower supporting rods are hinged to one side, and splint are inlayed in the silica gel pad, spacing hole has all been seted up to the left and right sides of backup pad lower surface, and spacing downthehole front and back symmetry is provided with two curb plates, and the equal fixedly connected with first slider of the left and right sides face of curb plate, and two first sliders are sliding connection respectively in the left and right sides face of spacing downthehole wall, and the second spout has all been seted up to the opposite face of two curb plates around, and is provided with the second slider in the second spout, and the equal fixed connection in a side of two second sliders about every is on the clamp plate, and two clamp plates are located between two curb plates around respectively.
As a further description of the above technical solution:
the lower fixed surface of curb plate is connected with the fixed block, and the first fixed rope of lower fixed surface fixedly connected with of second slider, and the other end of first fixed rope run through the lower surface of curb plate and the fixed block inside and be connected with the outer fixed surface of screw cap, and screw cap internal thread connection has the screw thread post, and the looks remote site of two screw thread posts respectively with the both ends fixed connection of pivot, two bearings have been cup jointed to the surface of pivot, and two bearings fixed connection are the lower surface at two fixed blocks respectively.
As a further description of the above technical solution:
the lower fixed surface of screw cap is connected with the third slider, and third slider sliding connection is in the third spout, and the upper surface at the bottom plate is seted up to the third spout, and the upper surface of bottom plate passes through the outer fixed surface of connection piece and bearing and is connected, the lower fixed surface of backup pad is connected with first electro-magnet, and the left and right sides face of first electro-magnet all adsorbs first magnet piece, and two first magnet pieces are fixed connection respectively at the opposite face of two fixed blocks.
As a further description of the above technical solution:
the outer surface of the sleeve is sleeved with a first spring, two ends of the first spring are fixedly connected with the right side face of the first triangular block and the left side face of the inner wall of the second groove respectively, and the sleeve penetrates through the side wall between the second groove and the first groove.
As a further description of the above technical solution:
be provided with the stopper in the sleeve, and a side fixedly connected with bracing piece that first three hornblocks were kept away from to the stopper, and the upper surface and the lower surface of the bracing piece other end all articulate there is the stationary blade, and the external fixed surface of stationary blade is connected with splint, the second spring has been cup jointed to the surface of bracing piece, and the both ends of second spring respectively with the opposite face fixed connection of stopper and sleeve inner wall, and the second spring is located between stopper and the splint.
As a further description of the above technical solution:
the bracing piece is close to the one end of splint and has seted up the holding tank, and is provided with second magnet piece in the holding tank, and a side fixed connection that silica gel pad was kept away from to a side of second magnet piece through the fixed rope of second and splint, fixed mounting has the second electro-magnet in the holding tank, and the second electro-magnet is located one side that the fixed rope of second was kept away from to the second magnet piece.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. in the utility model, the clamping plates are arranged, the workpieces in the first groove can be clamped when the clamping plates on the left side and the right side are simultaneously close, the friction coefficient between the clamping plates and the workpieces can be increased by arranging the silica gel pad, therefore, the workpiece can be fixed more stably, and by arranging the sleeve and the supporting rod, when the workpiece with an irregular shape is fixed, some supporting rods can be extruded in advance according to the appearance of the workpiece, so that the supporting rods can shrink a part into the sleeve, thereby all the clamping plates can prop against the outer surface of the workpiece, and the fixing piece is hinged with the supporting rod through the fixing piece, therefore, when the workpiece is extruded by the irregular workpiece, the fixing piece can drive the clamping plate to adjust the angle slightly, the central point of the clamping plate can be extruded on the workpiece, and the fixing effect on the irregular workpiece is further improved.
2. The utility model discloses in, through setting up the clamp plate, can press the work piece in first recess when the clamp plate moves down, through fixing the work piece with different modes, improved the steadiness of fixed work piece, through setting up spacing hole, first slider can slide in spacing downthehole, consequently can adjust the position between two front and back clamp plates, and then can fix the work piece of variation in size, provides very big benefit for workman's work and the accurate rate of work piece.
Drawings
Fig. 1 is a schematic structural view of a workpiece fixing device for a numerical control machine tool, which has an adjusting function according to the present invention;
fig. 2 is a schematic structural diagram of a support plate in the workpiece fixing device for the numerical control machine tool with an adjusting function according to the present invention;
fig. 3 is a schematic sectional structure view of the sleeve and the supporting rod of the workpiece fixing device for the numerical control machine tool having an adjusting function according to the present invention.
Illustration of the drawings:
1. a support plate; 2. a first triangular block; 3. a second triangular block; 4. an electric push rod; 5. a sleeve; 6. a silica gel pad; 7. a support bar; 8. a first spring; 9. a side plate; 10. a first slider; 11. pressing a plate; 12. a second slider; 13. a first securing cord; 14. a fixed block; 15. a first magnet block; 16. a first electromagnet; 17. a bearing; 18. a third slider; 19. a threaded cap; 20. a threaded post; 21. a base plate; 22. a splint; 23. a second securing cord; 24. a second magnet block; 25. a second electromagnet; 26. a fixing sheet; 27. a second spring; 28. and a limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a workpiece fixing device with an adjusting function for a numerical control machine tool comprises a supporting plate 1 and a bottom plate 21, wherein a first groove and two second grooves are formed in the upper surface of the supporting plate 1, the two second grooves are symmetrically arranged on the left side and the right side of the first groove, a first triangular block 2 is arranged in each second groove, the inclined surface of the first triangular block 2 is attached to the inclined surface of a second triangular block 3, the two second triangular blocks 3 are respectively arranged on the left side and the right side of the two first triangular blocks 2, the front surface and the back surface of each second triangular block 3 are fixedly connected with a positioning plate, the lower surface of each positioning plate is fixedly connected with the upper surface of the supporting plate 1 through an electric push rod 4, the opposite surfaces of the two first triangular blocks 2 are uniformly and fixedly connected with a plurality of sleeves 5 from front to back, each two sleeves 5 are symmetrically arranged up and down, supporting rods 7 are arranged in the sleeves 5, and the other ends of each upper supporting rod and the lower supporting rods 7 are, and splint 22 inlays in silica gel pad 6, spacing hole has all been seted up to the left and right sides of 1 lower surface of backup pad, and spacing downthehole front and back symmetry is provided with two curb plates 9, and the equal fixedly connected with first slider 10 of the left and right sides face of curb plate 9, and two first slider 10 difference sliding connection are at the left and right sides face of spacing downthehole wall, and the second spout has all been seted up to the opposite face of two curb plates 9 around, and be provided with second slider 12 in the second spout, and the equal fixed connection in a side of two second sliders 12 about every on clamp plate 11, and two clamp plates 11 are located between two curb plates 9 around respectively.
Specifically, as shown in fig. 1, a fixed block 14 is fixedly connected to the lower surface of the side plate 9, a first fixed rope 13 is fixedly connected to the lower surface of the second slider 12, the other end of the first fixed rope 13 penetrates through the lower surface of the side plate 9 and the inside of the fixed block 14 and is fixedly connected to the outer surface of a threaded cap 19, threaded posts 20 are connected to the threaded cap 19 in a threaded manner, opposite ends of the two threaded posts 20 are fixedly connected to two ends of a rotating shaft respectively, two bearings 17 are sleeved on the outer surface of the rotating shaft, and the two bearings 17 are fixedly connected to the lower surfaces of the two fixed blocks 14 respectively; through setting up screw thread post 20, screw thread cap 19 and first fixed rope 13, screw thread post 20 can drive screw thread cap 19 when rotatory and remove, and screw thread cap 19 can drive the one end fixed connection of first fixed rope 13, and the other end of first fixed rope 13 can be through the downward removal of second slider 12 pulling clamp plate 11 for the work piece can be fixed to clamp plate 11.
Specifically, as shown in fig. 1, a third slider 18 is fixedly connected to the lower surface of the screw cap 19, the third slider 18 is slidably connected to a third sliding groove, the third sliding groove is formed in the upper surface of the bottom plate 21, the upper surface of the bottom plate 21 is fixedly connected to the outer surface of the bearing 17 through a connecting sheet, a first electromagnet 16 is fixedly connected to the lower surface of the support plate 1, first magnet blocks 15 are respectively adsorbed on the left side surface and the right side surface of the first electromagnet 16, and the two first magnet blocks 15 are respectively and fixedly connected to the opposite surfaces of the two fixed blocks 14; through setting up third slider 18 and third spout, screw cap 19 can drive third slider 18 and move along the orbit in the third spout, therefore screw cap 19 is more stable can not cause the influence to the work of first fixed rope 13 when removing.
Specifically, as shown in fig. 2, a first spring 8 is sleeved on the outer surface of the sleeve 5, two ends of the first spring 8 are respectively fixedly connected with the right side surface of the first triangular block 2 and the left side surface of the inner wall of the second groove, and the sleeve 5 penetrates through the side wall between the second groove and the first groove; through setting up first spring 8, when the third triangle piece 3 no longer extrudeed first third triangle piece 2, first spring 8 can push up third triangle piece 3 and move to initial position, lets splint 22 remove to reset and conveniently takes out fixed work piece.
Specifically, as shown in fig. 1-3, a limiting block 28 is arranged in the sleeve 5, a supporting rod 7 is fixedly connected to one side of the limiting block 28 away from the first triangular block 2, fixing pieces 26 are hinged to the upper surface and the lower surface of the other end of the supporting rod 7, a clamping plate 22 is fixedly connected to the outer surface of each fixing piece 26, a second spring 27 is sleeved on the outer surface of the supporting rod 7, two ends of the second spring 27 are respectively fixedly connected with the limiting block 28 and the opposite surface of the inner wall of the sleeve 5, and the second spring 27 is located between the limiting block 28 and the clamping plate 22; through setting up second spring 27, can drive stopper 28 extrusion second spring 27 when bracing piece 7 receives the extrusion, second spring 27 can produce certain shrink, lets in some of bracing piece 7 accomodates sleeve 5 for all splint 22 can support the surface of work piece, and the elasticity of second spring 27 can push up bracing piece 7 and drive the stable extrusion work piece of splint 22.
Specifically, as shown in fig. 3, an accommodating groove is formed in one end of the support rod 7 close to the clamping plate 22, a second magnet block 24 is arranged in the accommodating groove, one side surface of the second magnet block 24 is fixedly connected with one side surface of the clamping plate 22 far away from the silicone pad 6 through a second fixing rope 23, a second electromagnet 25 is fixedly arranged in the accommodating groove, and the second electromagnet 25 is located on one side of the second magnet block 24 far away from the second fixing rope 23; through setting up second electro-magnet 25, second magnet piece 24 and second fixed rope 23, second electro-magnet 25 can adsorb second magnet piece 24 when circular telegram, and second magnet piece 24 can be through the fixed rope 23 pulling splint 22 of second, lets splint 22 rotate to the horizontal position by the inclined position, prepares for the work piece fixing of next time.
The working principle is as follows: during the use, the workman places the work piece in first recess, control electric putter 4 shrink and drive three hornblocks of second 3 downstream, three hornblocks of second 3 can extrude three hornblocks of first 2, three hornblocks of first 2 can drive sleeve 5 and bracing piece 7 and move, bracing piece 7 can extrude the work piece through splint 22, can effectively fix the work piece, remove two clamp plates 11 and let two clamp plates 11 remove to suitable position, then for first electro-magnet 16 circular telegram and let first electro-magnet 16 firm absorption live first magnet piece 15, fixed block 14 is fixed the unable random removal of clamp plate 11 this moment, it rotates to twist thread post 20 and drives screw cap 19 rotatory, screw cap 19 removes and through first fixed rope 13 pulling second slider 12 downstream, second slider 12 can drive clamp plate 11 steady the pushing down work piece of moving down.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A workpiece fixing device with an adjusting function for a numerical control machine tool comprises a supporting plate (1) and a bottom plate (21), and is characterized in that a first groove and two second grooves are formed in the upper surface of the supporting plate (1), the two second grooves are symmetrically arranged on the left side and the right side of the first groove, a first triangular block (2) is arranged in each second groove, the inclined surface of the first triangular block (2) is attached to the inclined surface of a second triangular block (3), the two second triangular blocks (3) are respectively arranged on the left side and the right side of the two first triangular blocks (2), positioning plates are fixedly connected to the front surface and the back surface of each second triangular block (3), the lower surfaces of the positioning plates are fixedly connected with the upper surface of the supporting plate (1) through electric push rods (4), and a plurality of sleeves (5) are uniformly and fixedly connected to the opposite surfaces of the two first triangular blocks (2) from front to back, and every two sleeves (5) are arranged up and down symmetrically, and a supporting rod (7) is arranged in each sleeve (5), and the other ends of every two upper and lower support rods (7) are hinged with one side surface of the clamping plate (22), the clamping plate (22) is embedded in the silica gel pad (6), the left side and the right side of the lower surface of the supporting plate (1) are both provided with limiting holes, two side plates (9) are symmetrically arranged in the limiting hole in the front and back direction, the left side surface and the right side surface of each side plate (9) are fixedly connected with a first sliding block (10), and the two first sliding blocks (10) are respectively connected with the left side surface and the right side surface of the inner wall of the limiting hole in a sliding way, and the opposite surfaces of the front and the back side plates (9) are both provided with second sliding chutes, and second sliding blocks (12) are arranged in the second sliding chutes, and one side surfaces of every left and right second sliding blocks (12) are fixedly connected on the pressing plate (11), and the two pressing plates (11) are respectively positioned between the front side plate and the rear side plate (9).
2. The workpiece fixing device with the adjusting function for the numerical control machine tool is characterized in that a fixing block (14) is fixedly connected to the lower surface of the side plate (9), a first fixing rope (13) is fixedly connected to the lower surface of the second slider (12), the other end of the first fixing rope (13) penetrates through the lower surface of the side plate (9), is connected with the inside of the fixing block (14) and is fixedly connected with the outer surface of a threaded cap (19), a threaded column (20) is connected to the inner thread of the threaded cap (19), opposite ends of the two threaded columns (20) are fixedly connected with two ends of a rotating shaft respectively, two bearings (17) are sleeved on the outer surface of the rotating shaft, and the two bearings (17) are fixedly connected to the lower surfaces of the two fixing blocks (14) respectively.
3. The workpiece fixing device with the adjusting function for the numerical control machine tool is characterized in that a third sliding block (18) is fixedly connected to the lower surface of the threaded cap (19), the third sliding block (18) is slidably connected into a third sliding groove, the third sliding groove is formed in the upper surface of a bottom plate (21), the upper surface of the bottom plate (21) is fixedly connected with the outer surface of a bearing (17) through a connecting piece, a first electromagnet (16) is fixedly connected to the lower surface of the supporting plate (1), first magnet blocks (15) are adsorbed to the left side surface and the right side surface of the first electromagnet (16), and the two first magnet blocks (15) are respectively and fixedly connected to the opposite surfaces of the two fixed blocks (14).
4. The workpiece fixing device with the adjusting function for the numerical control machine tool is characterized in that a first spring (8) is sleeved on the outer surface of the sleeve (5), two ends of the first spring (8) are fixedly connected with the right side surface of the first triangular block (2) and the left side surface of the inner wall of the second groove respectively, and the sleeve (5) penetrates through the side wall between the second groove and the first groove.
5. The workpiece fixing device with the adjusting function for the numerical control machine tool is characterized in that a limiting block (28) is arranged in the sleeve (5), a supporting rod (7) is fixedly connected to one side face of the limiting block (28), which is far away from the first triangular block (2), of the supporting rod (7), a fixing piece (26) is hinged to the upper surface and the lower surface of the other end of the supporting rod (7), a clamping plate (22) is fixedly connected to the outer surface of the fixing piece (26), a second spring (27) is sleeved on the outer surface of the supporting rod (7), two ends of the second spring (27) are fixedly connected with the opposite faces of the limiting block (28) and the inner wall of the sleeve (5) respectively, and the second spring (27) is located between the limiting block (28) and the clamping plate (22.
6. The workpiece fixing device with the adjusting function for the numerical control machine tool is characterized in that one end, close to the clamping plate (22), of the supporting rod (7) is provided with a containing groove, a second magnet block (24) is arranged in the containing groove, one side face of the second magnet block (24) is fixedly connected with one side face, far away from the silica gel pad (6), of the clamping plate (22) through a second fixing rope (23), a second electromagnet (25) is fixedly arranged in the containing groove, and the second electromagnet (25) is located on one side, far away from the second fixing rope (23), of the second magnet block (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020457230.1U CN212420451U (en) | 2020-04-01 | 2020-04-01 | Workpiece fixing device with adjusting function for numerical control machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020457230.1U CN212420451U (en) | 2020-04-01 | 2020-04-01 | Workpiece fixing device with adjusting function for numerical control machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212420451U true CN212420451U (en) | 2021-01-29 |
Family
ID=74291354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020457230.1U Active CN212420451U (en) | 2020-04-01 | 2020-04-01 | Workpiece fixing device with adjusting function for numerical control machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212420451U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116441975A (en) * | 2023-06-14 | 2023-07-18 | 无锡福雷精密机械有限公司 | Four-axis tooling of modularized quick reset bridge |
-
2020
- 2020-04-01 CN CN202020457230.1U patent/CN212420451U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116441975A (en) * | 2023-06-14 | 2023-07-18 | 无锡福雷精密机械有限公司 | Four-axis tooling of modularized quick reset bridge |
| CN116441975B (en) * | 2023-06-14 | 2023-09-19 | 无锡福雷精密机械有限公司 | Four-axis tooling of modularized quick reset bridge |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212420451U (en) | Workpiece fixing device with adjusting function for numerical control machine tool | |
| CN211276785U (en) | Pipeline cutting device that water and electricity installation engineering used | |
| CN218946373U (en) | Numerical control lathe processing irregular appearance part anchor clamps | |
| CN114161495B (en) | Cutting device for producing organic glass with adjustable specification and size and application method thereof | |
| CN211276793U (en) | Cutting equipment for processing cylindrical rod | |
| CN211137306U (en) | Circular saw cutting equipment with clamping mechanism | |
| CN214323815U (en) | Hand propelled single track ceramic tile push-type broach | |
| CN212419764U (en) | Efficient intelligence drilling equipment | |
| CN210703651U (en) | Anchor clamps convenient to angle regulation | |
| CN204547505U (en) | A kind of drawing pencil automatic cutting device | |
| CN210817992U (en) | High-frequency nanosecond optical fiber laser cutting device for battery pole piece | |
| CN206883206U (en) | A kind of clamping device | |
| CN215033467U (en) | Clamping device for dental centrifugal casting machine | |
| CN218519454U (en) | Sculpture is carved with convenient fixing device of quick centre gripping | |
| CN221538240U (en) | Titanium and titanium alloy pipe cutting fixing device | |
| CN216587777U (en) | Self-adhesion waterproofing membrane construction equipment | |
| CN216370265U (en) | Drilling positioning device for square stand column | |
| CN220993623U (en) | A quick clamping device for pipe processing | |
| CN213134759U (en) | Parallel groove clamp stamping device for optical cable | |
| CN214264708U (en) | Dedicated fixing device of notebook adapter shell mould processing | |
| CN213164145U (en) | Special fixing device of machining center | |
| CN216682599U (en) | Cylindrical wood cutting equipment | |
| CN214982243U (en) | Mute light face cutting device of brick body for ceramic tile production | |
| CN213195937U (en) | Clamp with rotation function for sawing machine | |
| CN214773410U (en) | Trimming device for damping rubber gasket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220701 Address after: 257300 north of Qi highway and east of Yong'an Road, daozhuang Town, Guangrao County, Dongying City, Shandong Province Patentee after: DONGYING LUNING CNC MACHINE TOOL CO.,LTD. Address before: 1037, unit 1, building 4, Dongli international, No. 68, yangzishan Road, Chenghua District, Chengdu, Sichuan 610000 Patentee before: You Xingzhou |