CN111707462A - Automatic detection equipment for rectangular springs - Google Patents
Automatic detection equipment for rectangular springs Download PDFInfo
- Publication number
- CN111707462A CN111707462A CN202010595954.7A CN202010595954A CN111707462A CN 111707462 A CN111707462 A CN 111707462A CN 202010595954 A CN202010595954 A CN 202010595954A CN 111707462 A CN111707462 A CN 111707462A
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- China
- Prior art keywords
- fixedly connected
- side wall
- shell
- wall
- racks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
Abstract
The invention discloses automatic detection equipment for a rectangular spring, which comprises a base, wherein the side wall of the upper end of the base is fixedly connected with a shell, the shell is of a hollow structure, the inner wall of the shell is rotatably connected with a gear, the inner wall of the shell is slidably connected with two racks matched with the gear, the side walls of the racks are slidably connected with the inner wall of the shell, the two racks are centrosymmetric around the axis of the gear, the side walls of the upper ends of the two racks are fixedly connected with supporting rods, the side wall of the upper end of the shell is provided with two strip-shaped openings, the two supporting rods respectively penetrate through the two strip-shaped openings, the side wall of the supporting rod positioned outside the shell is fixedly connected with clamping blocks, and a mounting seat is. The invention can stably press a plurality of rectangular springs underground by utilizing the lifting seat, when the rectangular springs do not meet the standard, the lifting seat can incline, the measuring result is accurate, and the rectangular springs are detected at the same time, thereby reducing the burden of workers.
Description
Technical Field
The invention relates to the technical field of rectangular spring production, in particular to automatic detection equipment for a rectangular spring.
Background
Springs are used as basic parts in mechanical equipment and have application in many aspects in modern industrial fields. It can be used as a strong buffer and damping spring and as an energy storage element of a motor-driven apparatus. Along with the increasing function of the spring, the spring is also applied to some special occasions, particularly in the aspects of railway transportation, petrifaction, electric power and the like, the rectangular spring is widely applied as a new spring, and in the international standard classification, the rectangular spring relates to optical fiber communication, color coding, chipless processing equipment, electromechanical elements, springs and fasteners for electronic telecommunication equipment, in the Chinese standard classification, the rectangular spring relates to optical communication equipment, forging and pressing, springs, forging and pressing machinery and connectors, and whether the elastic force of the rectangular spring meets the standard or not needs to be detected in the production process.
In the prior art, when rectangular springs are detected, a single rectangular spring is tested at every time, the detection speed is low, and only one rectangular spring can be disassembled and installed in each test, so that a great workload is brought to workers.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, the speed of detecting a rectangular spring is low, and the burden of workers is heavy due to the fact that one rectangular spring is disassembled and assembled at a time, and provides automatic detection equipment for the rectangular spring.
In order to achieve the purpose, the invention adopts the following technical scheme:
an automatic detection device for rectangular springs comprises a base, wherein a shell is fixedly connected to the upper side wall of the base, the shell is of a hollow structure, a gear is rotatably connected to the inner wall of the shell, two racks matched with the gear are slidably connected to the inner wall of the shell, the side walls of the racks are slidably connected with the inner wall of the shell, the two racks are centrosymmetrically arranged around the axis of the gear, supporting rods are fixedly connected to the upper side walls of the two racks, two strip-shaped openings are formed in the upper side wall of the shell, the two supporting rods respectively penetrate through the two strip-shaped openings, clamping blocks are fixedly connected to the side walls of the supporting rods positioned outside the shell, a mounting seat is arranged between the two clamping blocks, a plurality of spring fixing frames are fixedly connected to the upper side wall of the mounting seat, a fixing plate is fixedly connected to the inner wall of the shell, and a reciprocating, the reciprocating screw rod is sleeved with a sliding piece matched with the reciprocating screw rod, the side wall of the sliding piece is fixedly connected with a connecting rod, and one end, far away from the sliding piece, of the connecting rod is fixedly connected with the side wall of one of the racks.
Preferably, a plurality of pillars of upper end lateral wall fixedly connected with of base, it is a plurality of fixedly connected with footstock between the upper end lateral wall of pillar, the upper end lateral wall fixedly connected with driving motor of footstock, the upper end lateral wall fixedly connected with mounting panel of footstock, the lateral wall of mounting panel rotates through the bearing and is connected with the worm, screw thread on the worm is the symmetry setting with the center of worm, the upper end lateral wall of footstock rotates and is connected with two reels, two the equal fixedly connected with of lateral wall of reel and the worm wheel that the worm matches, two all be equipped with the stay cord on the reel, the footstock is run through to the stay cord, the below level of footstock is equipped with the lift seat, the one end that the reel was kept away from to the stay cord and the upper end lateral wall fixed connection of lift seat, the upper end lateral wall.
Preferably, the upper end lateral wall fixedly connected with of lift seat is a plurality of grooves of accomodating, and is a plurality of accomodate the bilateral symmetry setting that the groove is located the spirit level respectively, and is a plurality of accomodate the inslot and all be equipped with heavy object piece, it is a plurality of accomodate the inslot and all be equipped with the stripper plate, the lateral wall of stripper plate rotates through the bearing and is connected with the threaded rod, the threaded rod screw thread runs through the lateral wall of accomodating the groove, a plurality of gag lever posts of the lateral wall fixedly connected with of stripper plate, and is a plurality of the gag lever post all runs through the lateral wall of accomodating the.
Preferably, a plurality of mounting grooves have been seted up to the lower extreme lateral wall of lift seat, and are a plurality of the equal fixedly connected with pressure sensor of upper end inner wall of mounting groove, it is a plurality of all be equipped with in the mounting groove and survey the test panel, it offsets with pressure sensor's lateral wall to survey the lateral wall of test panel, and is a plurality of two spouts of the equal fixedly connected with of upper end inner wall of mounting groove, two the spout is located pressure sensor's bilateral symmetry respectively, two equal sliding connection has the slide bar in the spout, the lower extreme of slide bar run through the spout and with survey the upper end lateral wall fixed connection who surveys the.
Preferably, the inner wall fixedly connected with of casing is a plurality of the spacing slide rails of straight line, and is a plurality of all be connected with the motion piece rather than matching on the spacing slide rail of straight line, it is a plurality of the equal fixedly connected with movable block of lateral wall of motion piece, it is a plurality of the movable block respectively with the lateral wall fixed connection of a plurality of racks.
Preferably, one end of the reciprocating screw rod, which is far away from the fixed plate, penetrates through the inner wall of the shell and is fixedly connected with a rotating handle, and a plastic pad is wrapped on the rotating handle.
Preferably, the test boards are respectively positioned right above the spring fixing frames, and the height of the side wall of the lower end of each test board is the same as that of the side wall of the lower end of the lifting seat.
Preferably, the upper end lateral wall fixedly connected with of footstock has a plurality of installation pieces, and is a plurality of the upper end lateral wall of installation piece is equipped with the pulley, and is a plurality of the pulley is located the both sides of two reels respectively, and is a plurality of the pulley sets up with the vertical center line symmetry of footstock, and is a plurality of the stay cord offsets with the lateral wall of a plurality of pulleys respectively.
Compared with the prior art, the invention has the beneficial effects that:
1. when the rack is driven to move through the matching of structures such as the reciprocating screw rod and the sliding piece, the gear is driven to rotate, so that the two supporting rods and the clamping block can be driven to be close to each other, the mounting seat can be stably clamped by the clamping block, the stability of the spring in the testing process is ensured, and the testing accuracy is improved;
2. the winding drum is driven to rotate through the matching of the structures such as the driving motor, the worm wheel and the like, so that the pulling rope can be wound up or loosened by the winding drum, and the lifting seat is driven to lift, so that the lifting seat can be pressed down when descending, and further the elastic force of the rectangular springs can be detected at the same time, when the rectangular springs do not meet the standard, the compression heights of the rectangular springs can be different, and further the lifting seat can be inclined, so that the rectangular springs which do not meet the standard can be quickly known, the detection is quick and efficient, and meanwhile, the detection result is accurate;
3. through a plurality of pressure sensor and a plurality of rectangle spring cooperation, and then can detect the elasticity size of a plurality of rectangle springs simultaneously, further improve the degree of accuracy that detects.
Drawings
FIG. 1 is a schematic structural diagram of an automatic detection device for rectangular springs according to the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of the structure at B in FIG. 1;
FIG. 4 is a schematic view of the structure at C in FIG. 1;
fig. 5 is a schematic structural diagram at D in fig. 1.
In the figure: the device comprises a base 1, a shell 2, a gear 3, a rack 4, a support rod 5, a clamping block 6, a mounting seat 7, a spring fixing frame 8, a fixing plate 9, a reciprocating screw rod 10, a sliding part 11, a connecting rod 12, a support column 13, a top seat 14, a driving motor 15, a mounting plate 16, a worm 17, a winding drum 18, a worm wheel 19, a pull rope 20, a lifting seat 21, a gradienter 22, a holding groove 23, a heavy object block 24, a squeezing plate 25, a threaded rod 26, a limiting rod 27, a pressure sensor 28, a testing plate 29, a sliding groove 30, a sliding rod 31, a linear limiting sliding rail 32, a moving part 33, a moving block 34, a rotating handle 35, a mounting block 36.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, an automatic detection device for rectangular springs comprises a base 1, wherein a plurality of pillars 13 are fixedly connected to the upper side wall of the base 1, a top seat 14 is fixedly connected between the upper side walls of the pillars 13, a plurality of mounting blocks 36 are fixedly connected to the upper side wall of the top seat 14, pulleys 37 are arranged on the upper side walls of the mounting blocks 36, the pulleys 37 are respectively located on two sides of two winding drums 18, the pulleys 37 are symmetrically arranged along the vertical center line of the top seat 14, a plurality of pull ropes 20 are respectively abutted against the side walls of the pulleys 37, the positions of the pull ropes 20 can be limited by the pulleys 37, so that the stability of the lift seat 21 can be ensured when the lift seat 21 is pulled by the pull ropes 20, the lift seat 21 is prevented from inclining in the pulling process, a driving motor 15 is fixedly connected to the upper side wall of the top seat 14, a mounting plate 16 is fixedly connected to the upper side wall of the mounting plate 16, a worm 17 is rotatably, the threads on the worm 17 are symmetrically arranged around the center of the worm 17, so that when the worm 17 rotates, the threads can be respectively meshed with the two worm wheels 19, and thus the two winding drums 18 are driven to rotate, and the winding drums 18 can simultaneously tighten or loosen the pull rope 20;
the lateral wall of the upper end of the footstock 14 is rotatably connected with two winding drums 18, the lateral walls of the two winding drums 18 are fixedly connected with worm wheels 19 matched with the worm 17, the two winding drums 18 are respectively provided with a pull rope 20, the pull rope 20 penetrates through the footstock 14, the lower level of the footstock 14 is provided with a lifting seat 21, the upper lateral wall of the lifting seat 21 is fixedly connected with a plurality of accommodating grooves 23, the accommodating grooves 23 are respectively positioned at two sides of a level gauge 22 and symmetrically arranged, the accommodating grooves 23 are respectively provided with heavy object blocks 24, the heavy object blocks 24 are placed in the accommodating grooves 23, so that the weight of the lifting seat 21 is increased, different measurement results are conveniently obtained, the measurement accuracy is improved, the plurality of accommodating grooves 23 are respectively provided with an extrusion plate 25, the lateral wall of the extrusion plate 25 is rotatably connected with a threaded rod 26 through a bearing, the threaded rod 26 penetrates through the lateral wall of the accommodating groove 23, the lateral wall of the extrusion plate 25 is fixedly connected with a, the limiting rods 27 penetrate through the side walls of the accommodating grooves 23, are engaged with the threads of the accommodating grooves 23 by rotating the threaded rods 26, and can enable the extrusion plates 25 to stably move under the limitation of the limiting rods 27, so that the extrusion plates 25 can stably clamp the heavy object blocks 24 and avoid the heavy object blocks 24 from shaking;
the side wall of the lower end of the lifting seat 21 is provided with a plurality of mounting grooves, the inner wall of the upper end of each mounting groove is fixedly connected with a pressure sensor 28, a test board 29 is arranged in each mounting groove, the test boards 29 are respectively positioned right above the spring fixing frames 8, the height of the side wall of the lower end of each test board 29 is the same as that of the side wall of the lower end of the lifting seat 21, so that the test boards 29 can be rapidly contacted with the rectangular springs, the side walls of the test boards 29 are abutted against the side walls of the pressure sensors 28, the elastic force of the rectangular springs can be simultaneously detected through the matching of the pressure sensors 28 and the rectangular springs, the detection accuracy is further improved, the inner wall of the upper end of each mounting groove is fixedly connected with two sliding grooves 30, the two sliding grooves 30 are respectively positioned on two sides of the pressure sensors 28 and are respectively connected with a, the lower end of the sliding rod 31 penetrates through the notch of the sliding chute 30 and is fixedly connected with the upper end side wall of the test board 29, one end of the pull rope 20, which is far away from the winding drum 18, is fixedly connected with the upper end side wall of the lifting seat 21, the upper end side wall of the lifting seat 21 is fixedly connected with the level gauge 22, and whether the lifting seat 21 is in a horizontal state can be quickly measured through the level gauge 22, so that the measurement result can be accurately and quickly observed;
the side wall of the upper end of the base 1 is fixedly connected with a shell 2, the inner wall of the shell 2 is fixedly connected with a plurality of linear limiting slide rails 32, the linear limiting slide rails 32 are all connected with moving parts 33 matched with the linear limiting slide rails, the side walls of the moving parts 33 are all fixedly connected with movable blocks 34, the movable blocks 34 are respectively and fixedly connected with the side walls of the racks 4, under the matching action of the moving parts 33 and the linear limiting slide rails 32, the racks 4 can be ensured not to incline when sliding, the shell 2 is of a hollow structure, the inner wall of the shell 2 is rotatably connected with a gear 3, the inner wall of the shell 2 is slidably connected with two racks 4 matched with the gear 3, and the side walls of the racks 4 are slidably connected with the inner wall of the shell;
two racks 4 are centrosymmetric around the axis of the gear 3, so that the two racks 4 do not collide with each other when moving, a support rod 5 is fixedly connected to the upper side wall of each of the two racks 4, two strip-shaped openings are formed in the upper side wall of the housing 2, the two support rods 5 respectively penetrate through the two strip-shaped openings, a clamping block 6 is fixedly connected to the side wall of the support rod 5 outside the housing 2, an installation seat 7 is arranged between the two clamping blocks 6, a plurality of spring fixing frames 8 are fixedly connected to the upper side wall of the installation seat 7, one end of a rectangular spring can be clamped on the spring fixing frame 8, the method belongs to the prior art, and is not repeated here, a fixing plate 9 is fixedly connected to the inner wall of the housing 2, a reciprocating lead screw 10 is rotatably connected to the side wall of the fixing plate 9 through a bearing, one end of the reciprocating lead screw 10, far away from the, the rotating handle 35 can easily drive the reciprocating screw rod 10 to rotate, the plastic pad can reduce friction of hands, the reciprocating screw rod 10 is sleeved with a sliding piece 11 matched with the reciprocating screw rod, the side wall of the sliding piece 11 is fixedly connected with a connecting rod 12, and one end, far away from the sliding piece 11, of the connecting rod 12 is fixedly connected with the side wall of one of the racks 4.
When rectangular springs need to be detected, an installation seat 7 is placed on a base 1, then a reciprocating screw rod 10 is rotated, the reciprocating screw rod 10 can drive a sliding piece 11 to move, the sliding piece 11 drives a rack 4 to move, the rack 4 drives a gear 3 to rotate and then drives another rack 4 to move, so that the two racks 4 can drive two supporting rods 5 to approach or separate from each other, the supporting rods 5 can clamp the installation seat 7 when driving clamping blocks 6 to approach, the stability of the installation seat 7 is ensured, then a plurality of rectangular springs can be respectively installed on a plurality of rectangular fixing frames, then a driving motor 15 is used for driving a worm 17 to rotate, the two winding drums 18 are driven to rotate through the transmission of a worm wheel 19, under the arrangement of threads on the worm 17, the rotation directions of the two winding drums 18 can be opposite, and thus two pull ropes 20 can be tightened or loosened simultaneously, the pull rope 20 can pull the lifting seat 21 to ascend or descend;
when lift seat 21 descends, can give a plurality of rectangle springs pressure, by not being conform to the standard in the rectangle spring, that rectangle spring's compressive capacity will be different, then make lift seat 21 slope, whether have the existence that is not conform to the standard in can reacing the rectangle spring fast like this, not only detection speed is fast, can once only detect a plurality of rectangle springs, and the testing result is accurate moreover, and it is also very convenient to dismantle a plurality of rectangle springs simultaneously, laborsaving.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The automatic detection equipment for the rectangular spring comprises a base (1) and is characterized in that a shell (2) is fixedly connected to the upper end side wall of the base (1), the shell (2) is of a hollow structure, a gear (3) is rotatably connected to the inner wall of the shell (2), two racks (4) matched with the gear (3) are slidably connected to the inner wall of the shell (2), the side walls of the racks (4) are slidably connected with the inner wall of the shell (2), the two racks (4) are centrosymmetric with the axis of the gear (3), the upper end side walls of the two racks (4) are fixedly connected with supporting rods (5), two strip-shaped openings are formed in the upper end side wall of the shell (2), the two supporting rods (5) respectively penetrate through the two strip-shaped openings, and a clamping block (6) is fixedly connected to the side wall of the supporting rod (5) and is positioned outside the shell (2), two be equipped with between clamp splice (6) mount pad (7), a plurality of spring mount (8) of the upper end lateral wall fixedly connected with of mount pad (7), the inner wall fixedly connected with fixed plate (9) of casing (2), the lateral wall of fixed plate (9) is rotated through the bearing and is connected with reciprocal lead screw (10), the cover is equipped with slider (11) rather than the matching on reciprocal lead screw (10), the lateral wall fixedly connected with connecting rod (12) of slider (11), the lateral wall fixed connection of the one end of slider (11) and one of them rack (4) is kept away from in connecting rod (12).
2. The automatic detection equipment for the rectangular springs according to claim 1, characterized in that a plurality of pillars (13) are fixedly connected to the upper side wall of the base (1), a top seat (14) is fixedly connected between the upper side walls of the pillars (13), a driving motor (15) is fixedly connected to the upper side wall of the top seat (14), a mounting plate (16) is fixedly connected to the upper side wall of the top seat (14), a worm (17) is rotatably connected to the side wall of the mounting plate (16) through a bearing, threads on the worm (17) are symmetrically arranged with the center of the worm (17), two winding drums (18) are rotatably connected to the upper side wall of the top seat (14), worm wheels (19) matched with the worm (17) are fixedly connected to the side walls of the two winding drums (18), and pull ropes (20) are arranged on the two winding drums (18), the pull rope (20) penetrates through the top seat (14), a lifting seat (21) is horizontally arranged below the top seat (14), one end, far away from the winding drum (18), of the pull rope (20) is fixedly connected with the upper end side wall of the lifting seat (21), and a level gauge (22) is fixedly connected with the upper end side wall of the lifting seat (21).
3. The automatic detection equipment for the rectangular springs as claimed in claim 2, wherein a plurality of accommodating grooves (23) are fixedly connected to the side wall of the upper end of the lifting seat (21), the accommodating grooves (23) are symmetrically arranged on two sides of the level gauge (22) respectively, a plurality of heavy object blocks (24) are arranged in the accommodating grooves (23), a plurality of extrusion plates (25) are arranged in the accommodating grooves (23), the side wall of each extrusion plate (25) is rotatably connected with a threaded rod (26) through a bearing, the threads of each threaded rod (26) penetrate through the side wall of each accommodating groove (23), a plurality of limiting rods (27) are fixedly connected to the side wall of each extrusion plate (25), and the limiting rods (27) penetrate through the side wall of each accommodating groove (23).
4. The automatic detection equipment for the rectangular springs according to claim 2, characterized in that a plurality of mounting grooves are formed in the side wall of the lower end of the lifting seat (21), pressure sensors (28) are fixedly connected to the inner walls of the upper ends of the mounting grooves, a test board (29) is arranged in each mounting groove, the side wall of each test board (29) abuts against the side wall of each pressure sensor (28), two sliding grooves (30) are fixedly connected to the inner walls of the upper ends of the mounting grooves, the two sliding grooves (30) are respectively located on two sides of each pressure sensor (28) symmetrically, sliding rods (31) are slidably connected to the two sliding grooves (30), and the lower ends of the sliding rods (31) penetrate through the notches of the sliding grooves (30) and are fixedly connected with the side wall of the upper end of each test board (29).
5. The automatic detection equipment for the rectangular springs according to claim 1, wherein a plurality of linear limiting slide rails (32) are fixedly connected to the inner wall of the shell (2), moving pieces (33) matched with the linear limiting slide rails (32) are connected to the linear limiting slide rails (32), moving blocks (34) are fixedly connected to the side walls of the moving pieces (33), and the moving blocks (34) are fixedly connected to the side walls of the racks (4) respectively.
6. The automatic detection equipment for the rectangular springs as claimed in claim 1, wherein one end of the reciprocating screw rod (10) far away from the fixing plate (9) penetrates through the inner wall of the shell (2) and is fixedly connected with a rotating handle (35), and a plastic pad is wrapped on the rotating handle (35).
7. The automatic detection equipment for the rectangular springs as claimed in claim 4, wherein a plurality of test boards (29) are respectively located right above a plurality of spring fixing frames (8), and the heights of the side walls of the lower ends of the test boards (29) are the same as the height of the side walls of the lower ends of the lifting seats (21).
8. The automatic detection equipment for the rectangular springs as claimed in claim 2, wherein a plurality of mounting blocks (36) are fixedly connected to the side wall of the upper end of the top seat (14), pulleys (37) are arranged on the side wall of the upper end of the mounting blocks (36), the pulleys (37) are respectively located on two sides of the two winding drums (18), the pulleys (37) are symmetrically arranged with the vertical center line of the top seat (14), and the pull ropes (20) are respectively abutted against the side walls of the pulleys (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010595954.7A CN111707462B (en) | 2020-06-28 | 2020-06-28 | Automatic detection equipment for rectangular springs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010595954.7A CN111707462B (en) | 2020-06-28 | 2020-06-28 | Automatic detection equipment for rectangular springs |
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| Publication Number | Publication Date |
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| CN111707462A true CN111707462A (en) | 2020-09-25 |
| CN111707462B CN111707462B (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010595954.7A Active CN111707462B (en) | 2020-06-28 | 2020-06-28 | Automatic detection equipment for rectangular springs |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207248501U (en) * | 2017-08-14 | 2018-04-17 | 福建永动力弹簧科技有限公司 | A kind of Rectangular Spring automatic detection device |
| CN207248502U (en) * | 2017-08-14 | 2018-04-17 | 福建永动力弹簧科技有限公司 | A kind of Rectangular Spring detecting tool |
| WO2019184267A1 (en) * | 2018-03-29 | 2019-10-03 | 深圳市大疆创新科技有限公司 | Test device |
| CN209589442U (en) * | 2019-03-15 | 2019-11-05 | 广西电网有限责任公司桂林供电局 | A kind of outdoor disconnecting link spring compression force checking device |
| CN210426848U (en) * | 2019-10-04 | 2020-04-28 | 诸暨市康宇弹簧有限公司 | Spring elasticity test device |
-
2020
- 2020-06-28 CN CN202010595954.7A patent/CN111707462B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207248501U (en) * | 2017-08-14 | 2018-04-17 | 福建永动力弹簧科技有限公司 | A kind of Rectangular Spring automatic detection device |
| CN207248502U (en) * | 2017-08-14 | 2018-04-17 | 福建永动力弹簧科技有限公司 | A kind of Rectangular Spring detecting tool |
| WO2019184267A1 (en) * | 2018-03-29 | 2019-10-03 | 深圳市大疆创新科技有限公司 | Test device |
| CN209589442U (en) * | 2019-03-15 | 2019-11-05 | 广西电网有限责任公司桂林供电局 | A kind of outdoor disconnecting link spring compression force checking device |
| CN210426848U (en) * | 2019-10-04 | 2020-04-28 | 诸暨市康宇弹簧有限公司 | Spring elasticity test device |
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Effective date of registration: 20211206 Address after: 215300 No. 451, Qinfeng South Road, Qiandeng Town, Kunshan City, Suzhou City, Jiangsu Province (Datang No. 4-2, Qiandeng original Industrial Park) Applicant after: Xingshou precision hardware (Kunshan) Co.,Ltd. Address before: 100101, Beijing Union University, 97 North Fourth Ring Road, Beijing, Chaoyang District Applicant before: Niu Yifei |
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