CN205147517U - Threading apparatus - Google Patents
Threading apparatus Download PDFInfo
- Publication number
- CN205147517U CN205147517U CN201520915834.5U CN201520915834U CN205147517U CN 205147517 U CN205147517 U CN 205147517U CN 201520915834 U CN201520915834 U CN 201520915834U CN 205147517 U CN205147517 U CN 205147517U
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- tapping machine
- platform
- main shaft
- jacking block
- machine according
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Abstract
The utility model provides a threading apparatus belongs to machining equipment field, including the organism, this organism includes aircraft nose and frame, the vertical main shaft that is equipped with in the aircraft nose, this main shaft pass through drive arrangement and drive, the lateral part of aircraft nose is equipped with the operation board, and this operation board is connected with the main shaft, can make the main shaft at vertical side's upward movement through this operation board, drive arrangement locates the top of aircraft nose, and drive arrangement includes motor and the speed reducer that links to each other, and the bottom of aircraft nose is equipped with the cutter holder, being equipped with on the frame and pressing from both sides the dress platform, should press from both sides the dress platform including the upright wall of two relative settings, two are stood all to be equipped with on the walls and a set ofly press from both sides the installation and construct, two sets ofly press from both sides the installation and construct relative the setting, and each group presss from both sides the installation and constructs a plurality of dress subassemblies that press from both sides that include along standing that wall length direction interval sets up, and each presss from both sides the dress subassembly and includes consecutive regulating block, screw rod and kicking block, screw rod and upright wall spiro union. This kind of threading apparatus can be well plays the fixed action to the spare part of various shapes.
Description
Technical field
The utility model relates to machining equipment field, in particular to a kind of tapping machine.
Background technology
Tapping machine is one of very conventional equipment of field of machining.Existing tapping machine is divided into two kinds substantially according to its model.
A kind of is small-sized, is used for tapping on large-scale equipment or parts, and these equipment are inconvenient to move because build is larger, therefore need the tapping realized on equipment by mobile tapping machine.
Another kind is large-scale tapping machine, and for tapping on small-sized parts, the less convenience of these part dimensions transports and clamps, and therefore can be transported on tapping machine and carry out tapping.
These two kinds of tapping machines are all more common, especially large-scale tapping machines, be machining factory are all need every day to use substantially.Existing tapping machine is relatively simple for structure, mainly comprises body, and body clamps platform, is installed to by parts to clamp on platform to carry out tapping when tapping, can complete the tapping requirement of general structure part.But for the structural member that some structures are comparatively complicated, too simply can not play good fixation to these parts owing to clamping platform, in tapping process, loosen dangerous situation such as grade owing to clamping the component deflection that may cause not in place.
Utility model content
The utility model provides a kind of tapping machine, is intended to solve the problem.
The utility model is achieved in that
A kind of tapping machine, comprise body, this body comprises head and support; Vertically main shaft is provided with in described head, this main shaft is driven by drive unit, the sidepiece of described head is provided with operation board, this operation board is connected with main shaft, main shaft in the vertical direction can be made to move by this operation board, the top of head is located at by described drive unit, and drive unit comprises connected motor and reductor, and the bottom of head is provided with cutter holder; Described support is provided with and clamps platform, this clamps platform and comprises two walls be oppositely arranged, two walls are equipped with one group of clamping mechanism, two groups of clamping mechanisms are oppositely arranged, each group clamping mechanism comprises and multiplely clamps assembly along wall length direction is spaced, each clamps assembly and comprises the regulating block, screw rod and the jacking block that are connected successively, and described screw rod and wall are spirally connected.
The tapping machine of this structure can play fixation to the parts of various shape well, and fixing rear parts have multiple stationary plane, not only clamping is stablized and uniform force, makes component surface produce damage, indirectly can improve the quality of products, bring benefit to enterprise.
Preferably, jacking block is connected with bolt rotary.When adjustable clamp arrangement makes itself and feature contacts, jacking block meeting and feature contacts, if jacking block confronting parts produces and rotates after contact, not only easy injuring part surface but also the untight problem of clamping can be there is.After jacking block and screw rod adopt and be rotationally connected, substantially would not rotate after jacking block and feature contacts, make piece surface produce damage, and closely can play clamping effect to part.
Further, described jacking block is hollow structure, and its inside is provided with spring, and the two ends of this spring are inconsistent with the end of jacking block and screw rod respectively.
Screw jacking block and feature contacts when clamping assembly, different pretightning forces can be selected to fix according to different parts.After the setting of spring makes jacking block and feature contacts, screw rod and regulating block can also regulate flexibly, enable staff control the pretightning force of part more accurately, can either guarantee the fixing of part, also can not scratch piece surface.
In addition, when jacking block is connected with bolt rotary, the existence of spring enables the end plane angle bolt rotary relatively of jacking block, the rotation that jacking block can carry out by a small margin according to the fluctuating situation of piece surface when retaining element, thus jacking block is contacted with part better, play better fixation, simultaneously less to the damage of part.
Further, the inside of described jacking block is provided with projection, and one end of described spring is set in the outside of this projection.Spring housing is outside at projection, makes spring in the course of work produce slip, can not tilt or slip, can normally play a role.
Further, described jacking block is provided with rubber blanket away from the outside of one end of screw rod.After adding rubber blanket, rubber blanket directly contacts with part, makes to clamp the damage of assembly to part less.
Further, adjacent on same wall two clamp assembly and are positioned at different horizontal planes.As shown in the figure, this design makes multiple assembly that clamps play fixation from multiple angle to part, makes the fixation of part better.
In order to enable part be fixed better, clamp in platform described the erecting bed being provided with annular, the position at this erecting bed place lower than described clamping mechanism place position and higher than the described position, bottom clamping platform.During retaining element, respectively clamp assembly and from the side active force is applied to part, erecting bed is played a supporting role from the bottom of part to part, in tapping process, tapping cutter applies pressure from part top to part, the active force of each parts to part enables part stably be supported, and can not produce and rock in tapping process.
Conveniently clamp the making of platform, described in clamp platform and described support removably connects.Body and clamping after platform is processed respectively is assembled into together.
Specifically can adopt and play fixation to clamping platform in this way, described support there is multiple spaced T-shaped groove, the described outside clamping platform is provided with multiple through hole, support and clamp platform and connected by many group fixation kits, each group fixation kit comprises the nut be located in described groove, and fixation kit also comprises through described through hole and the bolt be spirally connected with nut.As shown in the figure, fixation can be played to clamping platform by multiple bolt and nut, and this fixed form is simple and reliable, convenient disassembly.
No matter point out in machining security manual, be that staff must wear the protective equipments such as such as glasses in tapping or boring procedure, and can not wearing gloves, and preferably sedentary.But in most machining factory, the bench that tapping machine side is equipped with often is taken away use by the staff in other posies, cause can only stand during tapping person works or curved waist, not only there is potential safety hazard, and easily cause element precision lower, this tapping machine also comprises bench for this reason, and this bench is fixedly connected with described body by chain.The bench of this design makes it can not separate with body, and other staff can not move easily, tapping personnel is seated when operation and carries out, decrease potential safety hazard, improve product quality.
The beneficial effects of the utility model are: the tapping machine that the utility model is obtained by above-mentioned design, fixation can be played well to the parts of various shape, and fixing rear parts have multiple stationary plane, not only clamping is stablized and uniform force, component surface is made to produce damage, indirectly can improve the quality of products, bring benefit to enterprise.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the tapping machine that the utility model embodiment provides;
Fig. 2 is the structural representation clamping platform in the tapping machine that provides of the utility model embodiment;
Fig. 3 is the A-A direction view of Fig. 2;
Fig. 4 is the structural representation that in the tapping machine that provides of the utility model embodiment, screw rod is connected with jacking block;
Fig. 5 clamps the top view that platform is connected with support in the tapping machine that provides of the utility model embodiment;
Fig. 6 clamps the structural representation that platform is connected with support in the tapping machine that provides of the utility model embodiment.
Figure acceptance of the bid note is respectively:
Body 101; Head 102; Support 103; Main shaft 104; Clamp platform 105; Wall 106; Clamp assembly 107; Regulating block 108; Screw rod 109; Jacking block 110; Spring 111; Projection 112; Rubber blanket 113; Erecting bed 114; Groove 115; Nut 116; Bolt 117.
Detailed description of the invention
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the equipment of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
Refer to Fig. 1-Fig. 6
The tapping machine that present embodiment provides, comprises body 101, and this body 101 comprises head 102 and support 103; Main shaft 104 is vertically provided with in head 102, this main shaft 104 is driven by drive unit, the sidepiece of head 102 is provided with operation board, this operation board is connected with main shaft 104, main shaft 104 in the vertical direction can be made to move by this operation board, the top of head 102 is located at by drive unit, and drive unit comprises connected motor and reductor, and the bottom of head 102 is provided with cutter holder; Support 103 is provided with and clamps platform 105, this clamps platform 105 and comprises two walls be oppositely arranged 106, two walls 106 are equipped with one group of clamping mechanism, two groups of clamping mechanisms are oppositely arranged, each group clamping mechanism comprises and multiplely clamps assembly 107 along wall 106 length direction is spaced, each clamps assembly 107 and comprises the regulating block 108, screw rod 109 and the jacking block 110 that are connected successively, and screw rod 109 and wall 106 are spirally connected.
This tapping machine is used for tapping, specifically parts is taken tapping instead of equipment of being taken by tapping machine on tapping machine and to get on tapping.
Body 101 is main components of tapping machine, can also comprise miscellaneous part or mechanism except each parts mentioned.When tapping, parts are contained in and clamp on platform 105, head 102 is main working parts, drive main shaft 104 to rotate by drive unit, tapping cutter (or being screw tap) is fixed on cutter holder, main shaft 104 can be moved by operation board and then change the height of screw tap.
Clamping bench on tradition tapping machine is very simple, is substantially merely able to the part of clamping comparison rule, then seems at a loss what to do for the irregular part of polygon, or clamping weak effect, easy defective component after clamping.
In the tapping machine that present embodiment provides, by parts fixation to when clamping on platform 105, part is placed on clamp platform 105 two walls 106 between, adjust the regulating block 108 that each clamps assembly 107, its jacking block 110 is contacted with part, in multiple angle and plane, fixation is played to part, make irregular part also can well by clamping.Many groups are had to clamp assembly 107 owing to clamping in platform 105, therefore, it is possible to very stably fix irregular part, and fastening force is distributed to each clamps on assembly 107 and make part stressed more balanced, the damage of piece surface while retaining element, also can not be caused everywhere.
Every side of wall 106 all has and multiplely clamps assembly 107, and preferably every side has at least three, as shown in drawings, clamps and each wall 106 of platform 105 is interval with four groups clamps assembly 107 in some specific embodiments.Good fixed effect can be played like this.
Therefore, the tapping machine of this structure can play fixation to the parts of various shape well, and fixing rear parts have multiple stationary plane, not only clamping is stablized and uniform force, make component surface produce damage, indirectly can improve the quality of products, bring benefit to enterprise.
Preferably, jacking block 110 and screw rod 109 are rotationally connected.When adjustable clamp arrangement 107 makes itself and feature contacts, jacking block 110 meeting and feature contacts, if jacking block 110 confronting parts produces and rotates after contact, not only easy injuring part surface but also the untight problem of clamping can be there is.After jacking block 110 and screw rod 109 adopt and be rotationally connected, substantially would not rotate after jacking block 110 and feature contacts, make piece surface produce damage, and closely can play clamping effect to part.
Further, jacking block 110 is hollow structure, and its inside is provided with spring 111, and the two ends of this spring 111 are inconsistent with the end of jacking block 110 and screw rod 109 respectively.
Screw jacking block 110 and feature contacts when clamping assembly 107, different pretightning forces can be selected to fix according to different parts.After the setting of spring 111 makes jacking block 110 and feature contacts, screw rod 109 and regulating block 108 can also regulate flexibly, enable staff control the pretightning force of part more accurately, can either guarantee the fixing of part, also can not scratch piece surface.
In addition, when jacking block 110 and screw rod 109 are rotationally connected, the existence of spring 111 enables the end plane angle of jacking block 110 rotate relative to screw rod 109, the rotation that jacking block 110 can carry out by a small margin according to the fluctuating situation of piece surface when retaining element, thus jacking block 110 is contacted with part better, play better fixation, simultaneously less to the damage of part.
Further, the inside of jacking block 110 is provided with projection 112, and one end of spring 111 is set in the outside of this projection 112.It is outside that spring 111 is enclosed within projection 112, makes spring 111 in the course of work produce slip, can not tilt or slip, can normally play a role.
Further, jacking block 110 is provided with rubber blanket 113 away from the outside of one end of screw rod 109.After adding rubber blanket 113, rubber blanket 113 directly contacts with part, makes the damage clamping assembly 107 pairs of parts less.
Further, adjacent on same wall 106 two clamp assembly 107 and are positioned at different horizontal planes.As shown in the figure, this design makes multiple assembly 107 that clamps play fixation from multiple angle to part, makes the fixation of part better.
In order to enable part be fixed better, clamping in platform 105 erecting bed 114 being provided with annular, the position at this erecting bed 114 place lower than clamping mechanism place position and higher than the position, bottom clamping platform 105.During retaining element, respectively clamp assembly 107 and from the side active force is applied to part, erecting bed 114 is played a supporting role from the bottom of part to part, in tapping process, tapping cutter applies pressure from part top to part, the active force of each parts to part enables part stably be supported, and can not produce and rock in tapping process.
Conveniently clamp the making of platform 105, clamp platform 105 and removably connect with support 103.Body 101 and clamping after platform 105 is processed respectively is assembled into together.
Specifically can adopt and play fixation to clamping platform 105 in this way, support 103 there is multiple spaced T-shaped groove 115, the outside clamping platform 105 is provided with multiple through hole, support 103 and clamp platform 105 and connected by many group fixation kits, each group fixation kit comprises the nut 116 be located in groove 115, and fixation kit also comprises through through hole and the bolt 117 be spirally connected with nut 116.As shown in the figure, fixation can be played to clamping platform 105 by multiple bolt 117 and nut 116, and this fixed form is simple and reliable, convenient disassembly.
No matter point out in machining security manual, be that staff must wear the protective equipments such as such as glasses in tapping or boring procedure, and can not wearing gloves, and preferably sedentary.But in most machining factory, the bench that tapping machine side is equipped with often is taken away use by the staff in other posies, cause can only stand during tapping person works or curved waist, not only there is potential safety hazard, and easily cause element precision lower, this tapping machine also comprises bench for this reason, and this bench is fixedly connected with (not shown) by chain with body 101.The bench of this design makes it can not separate with body 101, and other staff can not move easily, tapping personnel are seated when operation and carry out, decrease potential safety hazard, improve product quality.
For clearly demonstrating the utility model, in present embodiment, list some specific embodiments:
Embodiment 1
A kind of tapping machine, comprise body 101, this body 101 comprises head 102 and support 103; Main shaft 104 is vertically provided with in head 102, this main shaft 104 is driven by drive unit, the sidepiece of head 102 is provided with operation board, this operation board is connected with main shaft 104, main shaft 104 in the vertical direction can be made to move by this operation board, the top of head 102 is located at by drive unit, and drive unit comprises connected motor and reductor, and the bottom of head 102 is provided with cutter holder; Support 103 is provided with and clamps platform 105, this clamps platform 105 and comprises two walls be oppositely arranged 106, two walls 106 are equipped with one group of clamping mechanism, two groups of clamping mechanisms are oppositely arranged, each group clamping mechanism comprises and clamps assembly 107 along spaced 4 of wall 106 length direction, each clamps assembly 107 and comprises the regulating block 108, screw rod 109 and the jacking block 110 that are connected successively, and screw rod 109 and wall 106 are spirally connected.
Embodiment 2
A kind of tapping machine, comprise body 101, this body 101 comprises head 102 and support 103; Main shaft 104 is vertically provided with in head 102, this main shaft 104 is driven by drive unit, the sidepiece of head 102 is provided with operation board, this operation board is connected with main shaft 104, main shaft 104 in the vertical direction can be made to move by this operation board, the top of head 102 is located at by drive unit, and drive unit comprises connected motor and reductor, and the bottom of head 102 is provided with cutter holder; Support 103 is provided with and clamps platform 105, this clamps platform 105 and comprises two walls be oppositely arranged 106, two walls 106 are equipped with one group of clamping mechanism, two groups of clamping mechanisms are oppositely arranged, each group clamping mechanism comprises and clamps assembly 107 along spaced 4 of wall 106 length direction, each clamps assembly 107 and comprises the regulating block 108, screw rod 109 and the jacking block 110 that are connected successively, and screw rod 109 and wall 106 are spirally connected.Jacking block 110 and screw rod 109 are rotationally connected.
Jacking block 110 is hollow structure, and its inside is provided with spring 111, and the two ends of this spring 111 are inconsistent with the end of jacking block 110 and screw rod 109 respectively.The inside of jacking block 110 is provided with projection 112, and one end of spring 111 is set in the outside of this projection 112.Jacking block 110 is provided with rubber blanket 113 away from the outside of one end of screw rod 109.Two adjacent on same wall 106 clamp assembly 107 and are positioned at different horizontal planes.
Clamp in platform 105 erecting bed 114 being provided with annular, the position at this erecting bed 114 place lower than clamping mechanism place position and higher than the position, bottom clamping platform 105.Clamp platform 105 to removably connect with support 103.Support 103 there is multiple spaced T-shaped groove 115, the outside clamping platform 105 is provided with multiple through hole, support 103 and clamp platform 105 and connected by many group fixation kits, each group fixation kit comprises the nut 116 be located in groove 115, and fixation kit also comprises through through hole and the bolt 117 be spirally connected with nut 116.Also comprise bench, this bench is fixedly connected with body 101 by chain.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a tapping machine, is characterized in that, comprises body, and this body comprises head and support; Vertically main shaft is provided with in described head, this main shaft is driven by drive unit, the sidepiece of described head is provided with operation board, this operation board is connected with main shaft, main shaft in the vertical direction can be made to move by this operation board, the top of head is located at by described drive unit, and drive unit comprises connected motor and reductor, and the bottom of head is provided with cutter holder; Described support is provided with and clamps platform, this clamps platform and comprises two walls be oppositely arranged, two walls are equipped with one group of clamping mechanism, two groups of clamping mechanisms are oppositely arranged, each group clamping mechanism comprises and multiplely clamps assembly along wall length direction is spaced, each clamps assembly and comprises the regulating block, screw rod and the jacking block that are connected successively, and described screw rod and wall are spirally connected.
2. tapping machine according to claim 1, is characterized in that, described jacking block is connected with bolt rotary.
3. tapping machine according to claim 1, is characterized in that, described jacking block is hollow structure, and its inside is provided with spring, and the two ends of this spring are inconsistent with the end of jacking block and screw rod respectively.
4. tapping machine according to claim 3, is characterized in that, the inside of described jacking block is provided with projection, and one end of described spring is set in the outside of this projection.
5. tapping machine according to claim 1, is characterized in that, described jacking block is provided with rubber blanket away from the outside of one end of screw rod.
6. tapping machine according to claim 1, is characterized in that, two adjacent on same wall clamp assembly and are positioned at different horizontal planes.
7. tapping machine according to claim 1, is characterized in that, described in clamp in platform the erecting bed being provided with annular, the position at this erecting bed place lower than described clamping mechanism place position and higher than the described position, bottom clamping platform.
8. tapping machine according to claim 1, is characterized in that, described in clamp platform and described support removably connects.
9. tapping machine according to claim 8, it is characterized in that, described support there is multiple spaced T-shaped groove, the described outside clamping platform is provided with multiple through hole, support and clamp platform and connected by many group fixation kits, each group fixation kit comprises the nut be located in described groove, and fixation kit also comprises through described through hole and the bolt be spirally connected with nut.
10. tapping machine according to claim 1, is characterized in that, also comprises bench, and this bench is fixedly connected with described body by chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520915834.5U CN205147517U (en) | 2015-11-17 | 2015-11-17 | Threading apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520915834.5U CN205147517U (en) | 2015-11-17 | 2015-11-17 | Threading apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205147517U true CN205147517U (en) | 2016-04-13 |
Family
ID=55683256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520915834.5U Expired - Fee Related CN205147517U (en) | 2015-11-17 | 2015-11-17 | Threading apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205147517U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234506A (en) * | 2015-11-17 | 2016-01-13 | 重庆秋虹工贸有限公司 | Tapping machine |
| CN111975140A (en) * | 2020-08-15 | 2020-11-24 | 高邮市汽车标准件厂 | Nut thread machining equipment |
-
2015
- 2015-11-17 CN CN201520915834.5U patent/CN205147517U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234506A (en) * | 2015-11-17 | 2016-01-13 | 重庆秋虹工贸有限公司 | Tapping machine |
| CN111975140A (en) * | 2020-08-15 | 2020-11-24 | 高邮市汽车标准件厂 | Nut thread machining equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20211117 |