CN217060429U - Linear electric motor life testing device - Google Patents
Linear electric motor life testing device Download PDFInfo
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- CN217060429U CN217060429U CN202220203491.XU CN202220203491U CN217060429U CN 217060429 U CN217060429 U CN 217060429U CN 202220203491 U CN202220203491 U CN 202220203491U CN 217060429 U CN217060429 U CN 217060429U
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Abstract
The utility model relates to a linear electric motor life-span testing arrangement, including life-span test module, grating chi module, data acquisition module, driver and the linear electric motor that awaits measuring, grating chi module and the linear electric motor that awaits measuring assemble respectively on life-span test module, data acquisition module pass through the driver and connect life-span test module, data acquisition module be connected with grating chi module. Compared with the prior art, the utility model has the advantages of the commonality is strong, and the space occupies fewly, and the test is convenient.
Description
Technical Field
The utility model relates to a motor testing arrangement especially relates to a linear electric motor life-span testing arrangement.
Background
The linear motor is a mechanical part commonly used in the field of motion control, is mainly used for horizontal carrying and vertical lifting of objects, and drives the screw rod to perform linear motion through the fixing nut. Usually, a linear guide rail and a large-section heavy bottom plate or a large platform are adopted to manufacture a special service life test rack, and a PLC sends a pulse direction signal to a driver to control a motor to rotate so as to drive a load on the test rack to move up and down, so that the service life test is realized. Although effective, this method will take up a large amount of space resources for a long time. When the precision test is carried out, the linear motor needs to be disassembled and installed on a special test bench. The service life test needs to be carried out regularly, the assembly state of the linear motor is easy to change due to frequent assembly and disassembly, the final result is influenced, and a large amount of human resources are occupied.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a linear electric motor life-span testing arrangement that the commonality is strong, the space occupies few, the test is convenient in order to overcome the defect that above-mentioned prior art exists.
The purpose of the utility model can be realized through the following technical scheme:
the utility model provides a linear electric motor life-span testing arrangement, includes life-span test module, grating chi module, data acquisition module, driver and the linear electric motor that awaits measuring, grating chi module and the linear electric motor that awaits measuring assemble respectively on life-span test module, data acquisition module pass through the driver and connect life-span test module, data acquisition module be connected with grating chi module.
Preferably, the life test module includes tip mounting panel, guiding axle, linear bearing, load mounting panel, solid fixed ring, axle head backup pad, bottom sprag board, bearing mounting panel, nut mounting panel, load piece and motor mounting panel.
Preferably, the end mounting plate comprises a first end mounting plate and a second end mounting plate, the guide shaft comprises a first guide shaft and a second guide shaft, and the linear bearing comprises a first linear bearing, a second linear bearing, a third linear bearing and a fourth linear bearing;
the fixing rings comprise a first fixing ring, a second fixing ring, a third fixing ring, a fourth fixing ring, a fifth fixing ring and a sixth fixing ring;
one end of the first guide shaft is connected with the first end mounting plate, and the other end of the first guide shaft sequentially passes through the first fixing ring, the first linear bearing, the second fixing ring, the second linear bearing and the third fixing ring and then is connected with the second end mounting plate;
one end of the second guide shaft is connected with the first end mounting plate, and the other end of the second guide shaft passes through the fourth fixing ring, the third linear bearing, the fifth fixing ring, the fourth linear bearing and the sixth fixing ring in sequence and then is connected with the second end mounting plate;
the load mounting plate is respectively connected with the first linear bearing, the third linear bearing, the nut mounting plate and the load block;
the shaft end support plate is respectively connected with the second linear bearing, the fourth linear bearing and the bearing mounting plate;
a plurality of square grooves are formed in one side, away from the guide shaft, of the second end mounting plate and are connected with the bottom supporting plate;
the motor mounting plate is mounted on the first end mounting plate.
Preferably, linear electric motor that awaits measuring include lead screw, nut and motor body, motor body install on the motor mounting panel, the nut install on the nut mounting panel, the lead screw pass first end mounting panel, load mounting panel in proper order after be connected with the axle head backup pad.
Preferably, the bearing mounting plate, the nut mounting plate and the motor mounting plate are provided with various specifications.
Preferably, the grating ruler module is fixed on the first end mounting plate and the second end mounting plate through the angle seats.
Preferably, the grating ruler module comprises a grating ruler, a grating ruler adapter plate, a linear guide rail and a grating ruler mounting plate, the grating ruler mounting plate is connected with the end portion mounting plate through an angle seat, a ruler body and the linear guide rail of the grating ruler are respectively connected with the grating ruler mounting plate, and a reading head of the grating ruler, the grating ruler adapter plate and the linear guide rail are sequentially connected.
Preferably, threaded holes are formed in two sides of the grating ruler mounting plate and matched with limit screws.
Preferably, the bottom support plate is connectable to end mounting plates of a plurality of life testing modules.
Preferably, the data acquisition module comprises a computer, and a converter and a data acquisition card which are respectively connected with the computer, wherein the converter is connected with the life test module, and the data acquisition card is connected with the grating ruler module.
Compared with the prior art, the utility model has the advantages of it is following:
1) the utility model has strong universality, less occupied space and convenient test;
2) the utility model adopts the mode of combining a plurality of service life testing modules together to enhance the stability through the lightweight design and the modular design, and the load is not easy to turn over even at a higher position, thereby not only reducing the weight of the single body, but also improving the space utilization rate;
3) the utility model has a plurality of sizes for the motor mounting plate, the nut mounting plate and the bearing mounting plate, which can meet the test requirements of different products;
4) the utility model discloses a modularization reduces high value article (like grating chi, computer etc.) idle time, promotes the rate of utilization.
Drawings
Fig. 1 is a structural block diagram (precision test) of the life testing device of the linear motor of the present invention;
wherein, 13-grating ruler module, 15-computer, 16-converter, 17-data acquisition card, 18-driver
Fig. 2 is a structural block diagram of the life testing device for the linear motor of the present invention (life test);
FIG. 3 is an isometric view of a life test module of the present invention;
wherein, 1-end mounting plate, 2-guide shaft, 3-linear bearing, 4-load mounting plate, 5-fixing ring, 6-shaft end supporting plate, 7-bottom supporting plate, 8-bearing mounting plate, 9-nut mounting plate, 10-load block, 11-motor mounting plate and 12-linear motor;
FIG. 4 is a cross-sectional view of the life test module of the present invention;
wherein 1 a-a second end mounting plate, 1 b-a second end mounting plate, 2 a-a first guide shaft, 2 b-a second guide shaft, 3 a-a first linear bearing, 3 b-a second linear bearing, 3 c-a third linear bearing, 3 d-a fourth linear bearing, 4-a load mounting plate, 5 a-a first fixing ring, 5 b-a second fixing ring, 5 c-a third fixing ring, 5 d-a fourth fixing ring, 5 e-a fifth fixing ring, 5 f-a sixth fixing ring, 6-a shaft end support plate, 7-a bottom support plate, 8-a bearing mounting plate, 9-a nut mounting plate, 10-a load block, 11-a motor mounting plate, 12-a linear motor;
fig. 5 is a main view of the linear motor of the present invention;
121-a screw rod, 122-a nut and 123-a motor body;
FIG. 6 is an isometric view of a plurality of life test modules of the present invention;
FIG. 7 is a cross-sectional view of the connection portion of a plurality of life test modules according to the present invention;
wherein 1-end mounting plate, 7-bottom support plate;
figure 8 is the utility model discloses life-span test module and grating chi module axonometric drawing
13-grating ruler module, 14-angle seat;
fig. 9 is a front view of the grating ruler module of the present invention;
fig. 10 is a side view of the grating scale module of the present invention;
the device comprises a 131-grating ruler, a 132-grating ruler adapter plate, a 133-linear guide rail, a 134-grating ruler mounting plate and a 135-limiting screw.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.
As shown in fig. 1, a linear motor life testing device, when carrying out life test and precision test, includes life test module, grating ruler module 13, data acquisition module, driver 18 and linear motor 12 that awaits measuring, grating ruler module 13 and linear motor 12 that awaits measuring assemble respectively on life test module, data acquisition module pass through the driver and connect life test module, data acquisition module be connected with grating ruler module. The data acquisition module comprises a computer 15, and a converter 16 and a data acquisition card 17 which are respectively connected with the computer 15, wherein the converter 16 is connected with the service life testing module through a driver 18, and the data acquisition card 17 is connected with the grating ruler module 13.
As shown in fig. 2, when performing a life test, the linear motor life test apparatus is composed of a life test module and a driver, and the linear motor in the life test module is connected to the driver.
As shown in fig. 3-4, the life test module includes an end mounting plate 1, a guide shaft 2, a linear bearing 3, a load mounting plate 4, a fixing ring 5, a shaft end support plate 6, a bottom support plate 7, a bearing mounting plate 8, a nut mounting plate 9, a load block 10, and a motor mounting plate 11.
The end mounting plate 1 comprises a first end mounting plate 1a and a second end mounting plate 1b, the guide shaft 2 comprises a first guide shaft 2a and a second guide shaft 2b, and the linear bearing 3 comprises a first linear bearing 3a, a second linear bearing 3b, a third linear bearing 3c and a fourth linear bearing 3 d;
the fixing rings 5 comprise a first fixing ring 5a, a second fixing ring 5b, a third fixing ring 5c, a fourth fixing ring 5d, a fifth fixing ring 5e and a sixth fixing ring 5 f;
one end of the first guide shaft 2a is connected with the first end mounting plate 1a, and the other end of the first guide shaft passes through the first fixing ring 5a, the first linear bearing 3a, the second fixing ring 5b, the second linear bearing 3b and the third fixing ring 5c in sequence and then is connected with the second end mounting plate 1 b; one end of the second guide shaft 2b is connected with the first end mounting plate 1a, and the other end of the second guide shaft passes through a fourth fixing ring 5d, a third linear bearing 3c, a fifth fixing ring 5e, a fourth linear bearing 3d and a sixth fixing ring 5f in sequence and then is connected with the second end mounting plate 1 b;
the load mounting plate 4 is respectively connected with the first linear bearing 3a, the third linear bearing 3c, the nut mounting plate 9 and the load block 10; the shaft end support plate 6 is respectively connected with the second linear bearing 3b, the fourth linear bearing 3d and the bearing mounting plate 8;
as shown in fig. 6-7, a plurality of square grooves are arranged on one side of the second end mounting plate 1b away from the guide shaft and connected with the bottom support plate 7; the bottom support plate 7 can be connected with the end mounting plates 1 of a plurality of life test modules.
As shown in fig. 5, the motor mounting plate 11 is mounted on the first end mounting plate 1 a. The linear electric motor 12 that awaits measuring include lead screw 121, nut 122 and motor body 123, motor body 123 install on motor mounting panel 11, nut 122 install on nut mounting panel 9, lead screw 121 pass in proper order first tip mounting panel 1a, load mounting panel 4 back and be connected with axle head backup pad 6.
The bearing mounting plate 8, the nut mounting plate 9 and the motor mounting plate 11 are provided with various specifications. So as to match with bearings, nuts and motor bodies of various specifications.
As shown in fig. 8-10, the grating scale module 13 is fixed on the first end mounting plate 1a and the second end mounting plate 1b by the angle seat 14. The grating ruler module 13 includes a grating ruler 131, a grating ruler adapter plate 132, a linear guide rail 133 and a grating ruler mounting plate 134, the grating ruler mounting plate 134 is connected with the end portion mounting plate 1 through the angle seat 14, a ruler body of the grating ruler 131 and the linear guide rail 133 are respectively connected with the grating ruler mounting plate 134, and a reading head of the grating ruler 131, the grating ruler adapter plate 132 and the linear guide rail 133 are sequentially connected. Threaded holes are formed in two sides of the grating ruler mounting plate 134 and matched with limiting screws 135.
Linear electric motor life-span testing arrangement theory of operation:
as shown in fig. 2, 3 and 5, the driver drives the motor body 123 to rotate, and the nut 122 is constrained and cannot rotate in the axial direction, so that the screw rod 121 and the nut 122 convert the torsion of the motor body 123 into an axial force, and the nut 122 moves in the axial direction.
The nut 122 drives the nut mounting plate 9, the first linear bearing 3a, the third linear bearing 3c, the load mounting plate 4 and the load block 10 to be guided by the first guide shaft 2a and the second guide shaft 2b and move back and forth along the vertical direction, and the driver circularly executes a resident motion control instruction, so that the service life test is realized.
The first guide shaft 2a and the second guide shaft 2b are close to the screw rod 121, the load is positioned at the side far away from the screw rod 121, and compared with the design that the load block is positioned between the screw rod and the guide shafts, the deformation of the connecting part of the load mounting plate 4 and the nut 122 is smaller, and the operation stability is higher.
As shown in fig. 6 and 7, the end mounting plates 1 of a plurality of life test modules are connected through the bottom support plate 7, the number of the life test modules is increased, the height of the center of gravity is unchanged, but the multiple of the support area is increased, the risk of dumping is reduced, and the space utilization rate and the anti-dumping capacity of all the life test modules are enhanced.
As shown in fig. 8-10, the load mounting plate 4 is connected to the reading head of the grating scale 131 through the grating scale adapter plate 132, the reading head of the grating scale 131 is driven to move when the load mounting plate 4 moves back and forth along the vertical direction, the data acquisition card acquires a signal of the grating scale module 13 and transmits the data to the computer, and the computer sends a motion control instruction to the driver through the converter and simultaneously acquires position information of the grating scale, thereby implementing the precision test.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or substitutions within the technical scope of the present invention, and these modifications or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a linear electric motor life-span testing arrangement, its characterized in that includes life-span test module, grating chi module (13), data acquisition module, driver (18) and linear electric motor (12) that await measuring, grating chi module (13) and linear electric motor (12) that await measuring assemble respectively on life-span test module, data acquisition module pass through the driver and connect life-span test module, data acquisition module be connected with grating chi module.
2. The linear motor service life testing device according to claim 1, wherein the service life testing module comprises an end mounting plate (1), a guide shaft (2), a linear bearing (3), a load mounting plate (4), a fixing ring (5), a shaft end supporting plate (6), a bottom supporting plate (7), a bearing mounting plate (8), a nut mounting plate (9), a load block (10) and a motor mounting plate (11).
3. A linear motor life testing device according to claim 2, wherein the end mounting plate (1) comprises a first end mounting plate (1a) and a second end mounting plate (1b), the guide shaft (2) comprises a first guide shaft (2a) and a second guide shaft (2b), and the linear bearing (3) comprises a first linear bearing (3a), a second linear bearing (3b), a third linear bearing (3c) and a fourth linear bearing (3 d);
the fixing ring (5) comprises a first fixing ring (5a), a second fixing ring (5b), a third fixing ring (5c), a fourth fixing ring (5d), a fifth fixing ring (5e) and a sixth fixing ring (5 f);
one end of the first guide shaft (2a) is connected with the first end mounting plate (1a), and the other end of the first guide shaft passes through the first fixing ring (5a), the first linear bearing (3a), the second fixing ring (5b), the second linear bearing (3b) and the third fixing ring (5c) in sequence and then is connected with the second end mounting plate (1 b);
one end of the second guide shaft (2b) is connected with the first end mounting plate (1a), and the other end of the second guide shaft passes through a fourth fixing ring (5d), a third linear bearing (3c), a fifth fixing ring (5e), a fourth linear bearing (3d) and a sixth fixing ring (5f) in sequence and then is connected with the second end mounting plate (1 b);
the load mounting plate (4) is respectively connected with the first linear bearing (3a), the third linear bearing (3c), the nut mounting plate (9) and the load block (10);
the shaft end support plate (6) is respectively connected with the second linear bearing (3b), the fourth linear bearing (3d) and the bearing mounting plate (8);
a plurality of square grooves are formed in one side, away from the guide shaft, of the second end mounting plate (1b) and are connected with the bottom supporting plate (7);
the motor mounting plate (11) is mounted on the first end mounting plate (1 a).
4. The linear motor service life testing device of claim 3, wherein the linear motor (12) to be tested comprises a lead screw (121), a nut (122) and a motor body (123), the motor body (123) is installed on the motor installation plate (11), the nut (122) is installed on the nut installation plate (9), and the lead screw (121) sequentially penetrates through the first end installation plate (1a) and the load installation plate (4) and then is connected with the shaft end support plate (6).
5. A linear motor life testing device according to claim 2, characterized in that the bearing mounting plate (8), the nut mounting plate (9) and the motor mounting plate (11) are provided with a plurality of specifications.
6. A linear motor life testing device according to claim 3, wherein the grating scale module (13) is fixed on the first end mounting plate (1a) and the second end mounting plate (1b) through an angle seat (14).
7. The linear motor service life testing device according to claim 2 or 6, wherein the grating ruler module (13) comprises a grating ruler (131), a grating ruler adapter plate (132), a linear guide rail (133) and a grating ruler mounting plate (134), the grating ruler mounting plate (134) is connected with the end mounting plate (1) through an angle seat (14), a ruler body and the linear guide rail (133) of the grating ruler (131) are respectively connected with the grating ruler mounting plate (134), and a reading head of the grating ruler (131), the grating ruler adapter plate (132) and the linear guide rail (133) are sequentially connected.
8. The linear motor life testing device according to claim 7, characterized in that the grating ruler mounting plate (134) is provided with threaded holes at both sides and matched with limit screws (135).
9. A linear motor life testing device according to claim 3, characterized in that the bottom support plate (7) is connectable to end mounting plates (1) of a plurality of life testing modules.
10. The linear motor life testing device according to claim 1, wherein the data acquisition module comprises a computer (15) and a converter (16) and a data acquisition card (17) which are respectively connected with the computer (15), the converter (16) is connected with the life testing module through a driver (18), and the data acquisition card (17) is connected with the grating ruler module (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220203491.XU CN217060429U (en) | 2022-01-25 | 2022-01-25 | Linear electric motor life testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220203491.XU CN217060429U (en) | 2022-01-25 | 2022-01-25 | Linear electric motor life testing device |
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| Publication Number | Publication Date |
|---|---|
| CN217060429U true CN217060429U (en) | 2022-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220203491.XU Active CN217060429U (en) | 2022-01-25 | 2022-01-25 | Linear electric motor life testing device |
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| CN (1) | CN217060429U (en) |
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- 2022-01-25 CN CN202220203491.XU patent/CN217060429U/en active Active
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