CN114112344A - Mechanical system innovation combined test platform - Google Patents

Mechanical system innovation combined test platform Download PDF

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Publication number
CN114112344A
CN114112344A CN202111344135.6A CN202111344135A CN114112344A CN 114112344 A CN114112344 A CN 114112344A CN 202111344135 A CN202111344135 A CN 202111344135A CN 114112344 A CN114112344 A CN 114112344A
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CN
China
Prior art keywords
test
test platform
pinion
limiting
mechanical system
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Pending
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CN202111344135.6A
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Chinese (zh)
Inventor
张鹏
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Dalian Jiaotong University
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Dalian Jiaotong University
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Application filed by Dalian Jiaotong University filed Critical Dalian Jiaotong University
Priority to CN202111344135.6A priority Critical patent/CN114112344A/en
Publication of CN114112344A publication Critical patent/CN114112344A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M13/00Testing of machine parts

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

The invention discloses an innovative comprehensive test bed for a mechanical system, which comprises a test platform, wherein an operation plate is arranged above the test platform, and fixing blocks are arranged on two sides of the upper end surface of the test platform. According to the invention, a test piece is placed on an operation plate, a first driving motor is started, the first driving motor drives a first main gear and a second main gear to rotate, the first main gear and the second main gear drive a first pinion and a second pinion to rotate through a first toothed belt and a second toothed belt respectively, the first pinion and the second pinion drive two lead screws to rotate, the lead screws rotate to drive a limiting block to move in a square tube, the limiting block moves to drive a hinge base to move, the hinge base moves to enable a fixing shaft to rotate, the fixing shaft rotates to drive an operation plate to synchronously rotate to incline, meanwhile, a limiting arm rotates around a rotating shaft in a self-adaptive mode, a pointer is driven to deflect when the fixing shaft rotates, the degree of a scale ring is read, the maximum inclination angle of the test piece can be obtained, and the stability of the test piece can be improved through test data.

Description

Mechanical system innovation combined test platform
Technical Field
The invention relates to the technical field of test beds, in particular to a mechanical system innovation comprehensive test bed.
Background
The test bed is used for carrying out related test tests on products such as automobile parts, mechanical components, electronics, furniture, gifts, ceramics, packages and the like, the stability and the stress intensity of a test piece have a direct relation with production, the qualified indexes of the test piece are usually judged by combining experience with measurement data of appearance number, the mode is difficult to reflect the real stability and the stress intensity of the test piece, the structure of the test bed is simple at present, the comprehensiveness and the application range are small, and the accuracy and the versatility of the test piece test cannot be met.
Disclosure of Invention
The invention aims to: in order to solve the problems, the invention provides an innovative comprehensive test bed for a mechanical system.
In order to achieve the purpose, the invention adopts the following technical scheme:
a mechanical system innovation comprehensive test bed comprises a test platform, wherein an operation plate is arranged above the test platform, fixed blocks are arranged on two sides of the upper end face of the test platform, lead screws penetrate through the fixed blocks, driving pieces are arranged at the end parts of the two lead screws, a square tube arranged on the test platform is arranged outside the lead screws, a limiting block penetrating through the outer parts of the lead screws is arranged inside the square tube, the limiting block is connected with the operation plate through a moving piece, a fixed seat is further arranged on the upper end face of the test platform, a rotating shaft penetrates through the fixed seat, a limiting arm is connected at the end part of the rotating shaft, the other end of the limiting arm is hinged with the operation plate, symmetrically distributed limiting frames are detachably connected on the operation plate through bolts, a fixed piece is arranged on each limiting frame, and a through groove is formed in the test platform, the testing device comprises a through groove, a testing platform and a driving motor II, and is characterized in that a screw rod and a guide rod are arranged inside the through groove, one end of the screw rod penetrates through the testing platform and is connected with the driving motor II, moving blocks are arranged outside the screw rod and the guide rod, a hydraulic telescopic rod is arranged on the upper end face of each moving block, an installation plate is arranged at the telescopic end of each hydraulic telescopic rod, and a pressure sensor and a jacking head are arranged on the installation plate.
Preferably, the driving part comprises a first driving motor installed on the test platform and a first pinion and a second pinion which are installed on the two screw rods respectively, a first main gear and a second main gear are arranged on an output shaft of the first driving motor, the first pinion is in transmission connection with the first main gear through a first toothed belt, and the second pinion is in transmission connection with the second main gear through a second toothed belt.
Preferably, the movable part comprises a hinged seat arranged on the limiting block, and the hinged seat is rotatably connected with the end part of the operating plate through a fixed shaft.
Preferably, one end of the fixed shaft penetrates through the operating board to be connected with a pointer, and a scale ring concentric with the pointer is arranged on the side wall of the operating board.
Preferably, the mounting is including running through the travelling arm at two spacing respectively, two the one end of travelling arm is provided with the clamp splice, the mounting groove has on the clamp splice, two the other end of travelling arm is provided with the curb plate, one of them be provided with electric telescopic handle between spacing and the curb plate, two the bottom of curb plate is provided with ratch one and ratch two respectively, the meshing has drive gear between ratch one and the ratch two, drive gear passes through the axis of rotation and installs on test platform.
Preferably, two of the limiting frames are provided with position yielding openings.
Preferably, two test platforms are provided with a partition board on one side of the driving part, and a baffle is arranged on one side of the operating board on the fixing part.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. in this application, place the test piece on the operation panel, start driving motor one, driving motor one drives the rotation of primary gear one and primary gear two, primary gear one and primary gear two drive pinion one and pinion two through cingulum one and cingulum two respectively and rotate, pinion one and pinion two drive two lead screws and rotate, the lead screw rotates the inside removal that drives the stopper in square pipe, stopper removal drives articulated seat and removes, articulated seat removes and makes the fixed axle rotate, the fixed axle rotates and drives the synchronous rotation of operation panel and take place to heel, spacing arm simultaneously encircles the self-adaptation rotation of revolving shaft, it takes place to deflect to drive the pointer when the fixed axle rotates, read the number of degrees of yardstick ring, can obtain the maximum angle of heeling of test piece, be favorable to improving the stability of test piece through experimental data.
2. In the application, a test piece is placed inside a placement groove, an electric telescopic rod is controlled to be shortened, the electric telescopic rod drives a side plate to move towards a direction close to a limit frame, the side plate drives a moving arm and a rack rod to move synchronously, the moving of the rack rod I drives a driving gear to rotate, the driving gear drives a rack rod II to move, the rack rod II drives another side plate to move towards the direction close to the limit frame, so that two moving arms are driven to drive clamping blocks to press and fix the test piece from two sides, then a driving motor I is started to adjust the lateral inclination angle of an operation plate to ninety degrees, then a hydraulic telescopic rod is controlled to extend, the hydraulic telescopic rod drives a mounting plate to move upwards, the mounting plate drives a jacking head to move upwards synchronously and press the test piece, a pressure sensor can detect the pressure applied to the test piece, thereby determining the local maximum stress value applied to the test piece, a driving motor II is started, and the driving motor II drives a screw rod to rotate, under the restriction of guide bar, the movable block is at the translation that leads to the groove to drive the ejector pad head and remove to the different positions of test piece, can carry out the multiple spot test to the test piece, be favorable to improving the accuracy of test piece survey stress, strengthened the application scope of test bench.
Drawings
FIG. 1 is a schematic perspective view of an innovative integrated test bed for a mechanical system according to an embodiment of the present invention;
FIG. 2 is a schematic side view of an innovative integrated test bed for a mechanical system according to an embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating a top view of an innovative integrated test bed for a mechanical system according to an embodiment of the present invention;
FIG. 4 is a schematic diagram illustrating a front view structure of an innovative integrated test bed of a mechanical system according to an embodiment of the present invention;
FIG. 5 is an enlarged schematic view of part A of the innovative integrated test bed of a mechanical system according to an embodiment of the present invention;
FIG. 6 is an enlarged schematic view of a part B of the innovative integrated test bed of a mechanical system according to an embodiment of the present invention;
FIG. 7 is an enlarged schematic view of a section C of the innovative integrated test bed of a mechanical system according to an embodiment of the present invention;
fig. 8 is an enlarged schematic structural diagram of a part D in fig. 1 of an innovative integrated test bed of a mechanical system according to an embodiment of the present invention.
Illustration of the drawings:
1. a test platform; 2. a square tube; 3. a limiting block; 4. a screw rod; 5. a hinged seat; 6. a fixed shaft; 7. a pointer; 8. a scale ring; 9. an operation panel; 10. a fixed seat; 11. a rotating shaft; 12. a limiting arm; 13. a fixed block; 14. a first pinion; 15. a secondary gear II; 16. a toothed belt I; 17. a toothed belt II; 18. driving a motor I; 19. a first main gear; 20. a second main gear; 21. a limiting frame; 22. a moving arm; 23. a clamping block; 24. a placing groove; 25. an electric telescopic rod; 26. a side plate; 27. a let position port; 28. a toothed bar I; 29. a second toothed bar; 30. a rotating shaft; 31. a drive gear; 32. a through groove; 33. a screw; 34. a guide bar; 35. a moving block; 36. a hydraulic telescopic rod; 37. mounting a plate; 38. a pressure sensor; 39. a pressing head is pressed; 40. a second driving motor; 41. a baffle plate; 42. a separator.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution:
a mechanical system innovation comprehensive test bed comprises a test platform 1, an operation plate 9 is arranged above the test platform 1, fixed blocks 13 are arranged on two sides of the upper end face of the test platform 1, lead screws 4 penetrate through the fixed blocks 13, driving pieces are arranged at the end portions of the two lead screws 4, the lead screws 4 are in rotating fit with the fixed blocks 13, square pipes 2 mounted on the test platform 1 are arranged outside the lead screws 4, strip-shaped grooves are formed in the upper end faces of the square pipes 2, limiting blocks 3 penetrating through the outer portions of the lead screws 4 are arranged inside the square pipes 2, the limiting blocks 3 are connected with the operation plate 9 through moving piece connections, a fixed seat 10 is further arranged on the upper end face of the test platform 1, the fixed seat 10 penetrates through the strip-shaped grooves and extends to the outer portions, a rotating shaft 11 penetrates through the fixed seat 10, a limiting arm 12 is connected to the end portion of the rotating shaft 11, the limiting arm 12 is of an L-shaped structure, and the other end portion of the limiting arm 12 is hinged with the operation plate 9, the operation board 9 is detachably connected with symmetrically distributed limiting frames 21 through bolts, fixing parts are arranged on the limiting frames 21, a through groove 32 is formed in the test platform 1, a screw 33 and a guide rod 34 are arranged inside the through groove 32, one end of the screw 33 penetrates through the test platform 1 and is connected with a second driving motor 40, a moving block 35 is arranged outside the screw 33 and the guide rod 34, a hydraulic telescopic rod 36 is arranged on the upper end face of the moving block 35, a mounting board 37 is arranged at the telescopic end of the hydraulic telescopic rod 36, a pressure sensor 38 and a jacking head 39 are arranged on the mounting board 37, after the test piece is fixed, the operation board 9 is in a ninety-degree vertical state, the hydraulic telescopic rod 36 is controlled to extend, the mounting board 37 is driven by the hydraulic telescopic rod 36 to move upwards, the jacking head 39 is driven by the mounting board 37 to move upwards synchronously and abut against the test piece, the pressure sensor 38 can detect the pressure on the test piece, and accordingly the local maximum stress value on the test piece is determined, the second driving motor 40 drives the screw 33 to rotate, and under the limitation of the guide rod 34, the moving block 35 translates in the through groove 32, so that the ejector head 39 is driven to move to different positions of the test piece, and the multi-point test can be performed on the test piece.
Specifically, as shown in fig. 3 and 6, the driving member includes a first driving motor 18 mounted on the testing platform 1 and a first pinion 14 and a second pinion 15 respectively mounted on the two lead screws 4, a first main gear 19 and a second main gear 20 are disposed on an output shaft of the first driving motor 18, the first pinion 14 is in transmission connection with the first main gear 19 through a first toothed belt 16, the second pinion 15 is in transmission connection with the second main gear 20 through a second toothed belt 17, the first driving motor 18 drives the first main gear 19 and the second main gear 20 to rotate, the first main gear 19 and the second main gear 20 drive the first pinion 14 and the second pinion 15 to rotate through the first toothed belt 16 and the second toothed belt 17, respectively, and the first pinion 14 and the second pinion 15 drive the two lead screws 4 to rotate.
Specifically, as shown in fig. 5, the movable member includes a hinge base 5 mounted on the limiting block 3, and the hinge base 5 is rotatably connected to an end of the operation panel 9 through a fixing shaft 6, so that the operation panel 9 can be angularly shifted around the fixing shaft 6.
Specifically, as shown in fig. 5, one end of the fixed shaft 6 penetrates through the operation panel 9 to be connected with the pointer 7, the side wall of the operation panel 9 is provided with a scale ring 8 concentric with the pointer 7, and the degree displayed on the scale ring 8 can be read through rotation of the pointer 7, so that the rotation angle can be obtained.
Specifically, as shown in fig. 1 and 8, the fixing member includes moving arms 22 respectively penetrating two limiting frames 21, clamping blocks 23 are disposed at one ends of the two moving arms 22, a placement groove 24 is disposed on each clamping block 23, side plates 26 are disposed at the other ends of the two moving arms 22, an electric telescopic rod 25 is disposed between one limiting frame 21 and each side plate 26, a rack bar one 28 and a rack bar two 29 are disposed at the bottom of each side plate 26, a driving gear 31 is engaged between the rack bar one 28 and the rack bar two 29, the driving gear 31 is mounted on the test platform 1 through a rotating shaft 30, the electric telescopic rod 25 is controlled to be shortened, the electric telescopic rod 25 drives the side plates 26 to move in a direction close to the limiting frames 21, the side plates 26 drive the moving arms 22 and the rack bar one 28 to move synchronously, the driving gear 31 is driven by the movement of the rack bar one 28, the driving gear 31 drives the rack bar two 29 to move, the rack bar two 29 drives the other side plate 26 to move in a direction close to the limiting frames 21, thereby driving the two moving arms 22 to drive the clamping blocks 23 to tightly press and fix the test piece from two sides.
Specifically, as shown in fig. 1, the two position-limiting frames 21 have a position-giving opening 27 for the first rack bar 28 and the second rack bar 29 to pass through, so that the first rack bar 28 and the second rack bar 29 can move linearly.
Specifically, as shown in fig. 1 and 3, a partition plate 42 is disposed on one side of the driving member of the two test platforms 1, a baffle plate 41 is disposed on one side of the operating plate 9, the partition plate 42 plays a role in protecting and isolating the driving member, and the baffle plate 41 is used for isolating the fixing member to prevent the test piece from laterally impacting the fixing member.
In summary, in the innovative comprehensive test bed for mechanical systems provided by this embodiment, when in use, a test piece is placed on the operation panel 9, the first driving motor 18 is started, the first driving motor 18 drives the first main gear 19 and the second main gear 20 to rotate, the first main gear 19 and the second main gear 20 respectively drive the first pinion 14 and the second pinion 15 to rotate through the first toothed belt 16 and the second toothed belt 17, the first pinion 14 and the second pinion 15 drive the two lead screws 4 to rotate, the lead screws 4 rotate to drive the limiting blocks 3 to move inside the square tubes 2, the limiting blocks 3 move to drive the hinge seats 5 to move, the hinge seats 5 move to rotate the fixing shaft 6, the fixing shaft 6 rotates to drive the operation panel 9 to synchronously rotate to roll, the limiting arms 12 rotate around the rotating shaft 11 in a self-adaptive manner, the pointer 7 is driven to deflect when the fixing shaft 6 rotates to read the degree of the scale ring 8, so as to obtain the maximum roll angle of the test piece, the stability of the test piece is improved through test data; placing a test piece in the placing groove 24, controlling the electric telescopic rod 25 to shorten, driving the side plate 26 to move towards the direction close to the limit frame 21 by the electric telescopic rod 25, driving the moving arm 22 and the first rack bar 28 to move synchronously by the side plate 26, driving the driving gear 31 to rotate by the movement of the first rack bar 28, driving the second rack bar 29 to move by the driving gear 31, driving the other side plate 26 to move towards the direction close to the limit frame 21 by the second rack bar 29, driving the two moving arms 22 to drive the clamping block 23 to compress and fix the test piece from two sides, then starting the first driving motor 18 to adjust the side inclination angle of the operating plate 9 to ninety degrees, then controlling the hydraulic telescopic rod 36 to extend, driving the mounting plate 37 to move upwards by the hydraulic telescopic rod 37, driving the jacking head 39 to move upwards synchronously and butt against the test piece, detecting the pressure on the test piece by the pressure sensor 38, thereby determining the maximum stress value on the part of the test piece, and starting the second driving motor 40, driving the screw 33 to rotate by the second driving motor 40, and under the limitation of the guide rod 34, moving the moving block 35 in the through groove 32 so as to drive the ejector head 39 to move to different positions of the test piece, so that the test piece can be subjected to multi-point test, the accuracy of the stress borne by the test piece can be improved, and the application range of the test bed is enlarged.
The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (7)

1. The mechanical system innovation comprehensive test bed comprises a test platform (1) and is characterized in that an operation board (9) is arranged above the test platform (1), fixed blocks (13) are arranged on two sides of the upper end face of the test platform (1), lead screws (4) penetrate through the fixed blocks (13), driving pieces are arranged at the end portions of the lead screws (4), square pipes (2) installed on the test platform (1) are arranged outside the lead screws (4), limiting blocks (3) penetrating through the outer portions of the lead screws (4) are arranged inside the square pipes (2), the limiting blocks (3) are connected with the operation board (9) through moving parts, a fixed seat (10) is further arranged on the upper end face of the test platform (1), a rotating shaft (11) penetrates through the fixed seat (10), and the end portions of the rotating shaft (11) are connected with limiting arms (12), the other end of the limiting arm (12) is hinged to the operating plate (9), a symmetrically-distributed limiting frame (21) is detachably connected to the operating plate (9) through bolts, a fixing part is arranged on the limiting frame (21), a through groove (32) is formed in the test platform (1), a screw rod (33) and a guide rod (34) are arranged inside the through groove (32), one end of the screw rod (33) penetrates through the test platform (1) and is connected with a second driving motor (40), a moving block (35) is arranged outside the screw rod (33) and the guide rod (34), a hydraulic telescopic rod (36) is arranged on the upper end face of the moving block (35), a mounting plate (37) is arranged at the telescopic end of the hydraulic telescopic rod (36), and a pressure sensor (38) and a jacking head (39) are arranged on the mounting plate (37).
2. The mechanical system innovation comprehensive test bed as claimed in claim 1, wherein the driving part comprises a first driving motor (18) installed on the test platform (1) and a first pinion (14) and a second pinion (15) respectively installed on the two screw rods (4), a first main gear (19) and a second main gear (20) are arranged on an output shaft of the first driving motor (18), the first pinion (14) is in transmission connection with the first main gear (19) through a first toothed belt (16), and the second pinion (15) is in transmission connection with the second main gear (20) through a second toothed belt (17).
3. The mechanical system innovation comprehensive test bed of claim 1, characterized in that the movable member comprises a hinged seat (5) installed on the limiting block (3), and the hinged seat (5) is rotatably connected with the end of the operating plate (9) through a fixed shaft (6).
4. A mechanical system innovation comprehensive test bed according to claim 3, characterized in that one end of the fixed shaft (6) penetrates through the operation plate (9) to be connected with a pointer (7), and the side wall of the operation plate (9) is provided with a scale ring (8) concentric with the pointer (7).
5. The mechanical system innovation comprehensive test bed as claimed in claim 1, wherein the fixing piece comprises moving arms (22) penetrating through two limiting frames (21) respectively, one ends of the two moving arms (22) are provided with clamping blocks (23), the clamping blocks (23) are provided with placing grooves (24), the other ends of the two moving arms (22) are provided with side plates (26), an electric telescopic rod (25) is arranged between one limiting frame (21) and the side plates (26), the bottoms of the two side plates (26) are provided with a first toothed bar (28) and a second toothed bar (29) respectively, a driving gear (31) is meshed between the first toothed bar (28) and the second toothed bar (29), and the driving gear (31) is installed on the test platform (1) through a rotating shaft (30).
6. A comprehensive mechanical system innovation test bench according to claim 1, characterized in that two limiting frames (21) are provided with relief ports (27).
7. A comprehensive mechanical system innovation test bench according to claim 1, characterized in that a partition (42) is arranged on one side of the driving part of the two test platforms (1), and a baffle (41) is arranged on one side of the operating plate (9) which is arranged on the fixing part.
CN202111344135.6A 2021-11-15 2021-11-15 Mechanical system innovation combined test platform Pending CN114112344A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111344135.6A CN114112344A (en) 2021-11-15 2021-11-15 Mechanical system innovation combined test platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111344135.6A CN114112344A (en) 2021-11-15 2021-11-15 Mechanical system innovation combined test platform

Publications (1)

Publication Number Publication Date
CN114112344A true CN114112344A (en) 2022-03-01

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CN202111344135.6A Pending CN114112344A (en) 2021-11-15 2021-11-15 Mechanical system innovation combined test platform

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Publication number Priority date Publication date Assignee Title
TW454694U (en) * 1999-11-09 2001-09-11 Chencun Automachine Corp Reversing device for processing material
CN103968745A (en) * 2014-04-09 2014-08-06 东北大学 Structural plane roughness coefficient measuring device and using method thereof
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CN208060273U (en) * 2018-04-13 2018-11-06 西南交通大学 Compress shear membel experiment loading unit
CN210741827U (en) * 2019-11-23 2020-06-12 廊坊市全福宝科技有限公司 Pressure detection device for shaft sleeve of brake lever hanging seat
CN211533082U (en) * 2020-06-02 2020-09-22 海口光擎文化传媒有限公司 Angle easily adjusted dressing mirror for anchor
CN111873834A (en) * 2020-07-28 2020-11-03 上海正硅智能技术有限公司 Integrated photovoltaic robot mobile charging pile
CN211941217U (en) * 2019-12-27 2020-11-17 上海六联智能科技有限公司 Effectual capacitor chip processing equipment of clamping
CN112033836A (en) * 2019-06-03 2020-12-04 长兴坤泓环保材料有限公司 Building material hardness testing device and using method thereof
CN113376016A (en) * 2021-06-08 2021-09-10 青岛有信检验检测科技有限公司 Universal mechanical testing machine
CN214489707U (en) * 2021-01-15 2021-10-26 安徽欧标智能制造有限公司 T-shaped nut drilling equipment clamp

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW454694U (en) * 1999-11-09 2001-09-11 Chencun Automachine Corp Reversing device for processing material
CN103968745A (en) * 2014-04-09 2014-08-06 东北大学 Structural plane roughness coefficient measuring device and using method thereof
CN105141228A (en) * 2015-07-02 2015-12-09 青海盘古新能源科技有限公司 Manual adjustment type solar panel mounting bracket
CN108283506A (en) * 2018-03-16 2018-07-17 济宁领客信息科技有限公司 A kind of gynemetrics's ultrasound diagnosis auxiliary device
CN208060273U (en) * 2018-04-13 2018-11-06 西南交通大学 Compress shear membel experiment loading unit
CN112033836A (en) * 2019-06-03 2020-12-04 长兴坤泓环保材料有限公司 Building material hardness testing device and using method thereof
CN210741827U (en) * 2019-11-23 2020-06-12 廊坊市全福宝科技有限公司 Pressure detection device for shaft sleeve of brake lever hanging seat
CN211941217U (en) * 2019-12-27 2020-11-17 上海六联智能科技有限公司 Effectual capacitor chip processing equipment of clamping
CN211533082U (en) * 2020-06-02 2020-09-22 海口光擎文化传媒有限公司 Angle easily adjusted dressing mirror for anchor
CN111873834A (en) * 2020-07-28 2020-11-03 上海正硅智能技术有限公司 Integrated photovoltaic robot mobile charging pile
CN214489707U (en) * 2021-01-15 2021-10-26 安徽欧标智能制造有限公司 T-shaped nut drilling equipment clamp
CN113376016A (en) * 2021-06-08 2021-09-10 青岛有信检验检测科技有限公司 Universal mechanical testing machine

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