CN216283231U - Angular deformation measuring device - Google Patents
Angular deformation measuring device Download PDFInfo
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- CN216283231U CN216283231U CN202122907658.9U CN202122907658U CN216283231U CN 216283231 U CN216283231 U CN 216283231U CN 202122907658 U CN202122907658 U CN 202122907658U CN 216283231 U CN216283231 U CN 216283231U
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Abstract
The utility model discloses an angular deformation measuring device, comprising: first measuring component, second measuring component, booster, first measuring component includes: the detection head I and the outer wall of the upper end of the throat at the left side of the machine body of the press machine, and the detection head II and the outer wall of the lower end of the throat at the left side of the machine body; the second measurement assembly includes: the detection head III and the outer wall of the upper end of the throat at the right side of the machine body, and the detection head IV and the outer wall of the upper end of the throat at the right side of the machine body; the booster is arranged between a bedplate and a slide block of the press machine and used for applying upward thrust to the slide block. Thrust is applied to the sliding block through the hydraulic loader, deformation quantities of corresponding measuring points on the throat are recorded through the first detecting head, the second detecting head, the third detecting head and the fourth detecting head respectively in the sliding block accepting process, and therefore the angular rigidity of the press machine can be obtained through calculation.
Description
Technical Field
The utility model relates to the technical field of presses, in particular to an angular deformation measuring device for a press.
Background
The initial fixed-bed press is a common stamping forming device and is widely applied to the manufacturing industry. For example, open fixed station deep throat mouth press, its structural feature is, the slider is connected in throat mouth top crossbeam department, the slider passes through parts drive such as bent axle or pneumatic cylinder and moves between the throat mouth, carry out the punching press operation, this in-process slider can give the fuselage with the external force transmission that receives, arouse fuselage deformation, especially this kind hangs the slider to the structure of fuselage front side throat mouth department, the deflection of throat department is often great, and whether angle rigidity satisfies the design requirement is one of the key factor of the normal steady operation of press, so need design a dedicated angular deformation measuring device.
SUMMERY OF THE UTILITY MODEL
This application is through providing an angular deformation measuring device to this problem of solving press angular stiffness and measuring.
The embodiment of the application provides a press angular deformation measuring device, includes:
a first measurement assembly comprising: the detection head I is in contact with the outer wall of the upper end of the throat at the left side of the machine body, and the detection head II is in contact with the lower end of the throat at the left side of the machine body;
a second measurement assembly comprising: the detection head III is in contact with the outer wall of the upper end of the throat on the right side of the machine body, and the detection head IV is in contact with the outer wall of the lower end of the throat on the right side of the machine body;
the booster is arranged between a bedplate and a sliding block of the press machine and used for applying upward thrust to the sliding block.
On the basis of the technical scheme, the utility model can be further improved as follows:
further: the first measurement assembly further comprises: the first detection head and the second detection head are arranged on the support; the second measurement assembly further comprises: and the second support, the third detection head and the fourth detection head are arranged on the second support. The beneficial effect of this step: the first detection head and the second detection head are arranged on the first support, so that the relative stability during measurement between the first detection head and the second detection head is improved, and the first detection head and the second detection head are arranged on the second support, so that the relative stability during measurement between the third detection head and the fourth detection head is improved.
Further: the detection device is characterized by further comprising a support body, wherein the first detection head, the second detection head, the third detection head and the fourth detection head are mounted on the support body. The beneficial effect of this step: the first detection head, the second detection head, the third detection head and the fourth detection head are arranged on the same support body, so that the relative stability during measurement among the first detection head, the second detection head, the third detection head and the fourth detection head is improved.
Further: the first detection head, the second detection head, the third detection head and the fourth detection head are adjustable in vertical position. The beneficial effect of this step: the structure can be adapted to the requirements of different measurement ranges.
Further: the first detection head, the second detection head, the third detection head and the fourth detection head are electronic dial indicators. The beneficial effect of this step: thereby facilitating recording of data.
Further: the assistor is a hydraulic loader.
Compared with the prior art, the utility model has the beneficial effects that: thrust is applied to the sliding block through the hydraulic loader, deformation quantities of corresponding measuring points on the throat are recorded through the first detecting head, the second detecting head, the third detecting head and the fourth detecting head respectively in the sliding block accepting process, so that the angular rigidity of the press machine can be obtained through calculation, and whether the angular rigidity of the press machine meets the design standard or not can be judged conveniently.
Drawings
In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a front view of the first embodiment;
FIG. 2 is a right side view of the first embodiment;
FIG. 3 is a front view of the second embodiment.
The device comprises a first measuring assembly 1, a first 101 detection head, a second 102 detection head and a first 103 support;
2, a second measuring component, a third 201 detecting head, a fourth 201 detecting head and a second 203 support;
3, a booster;
4, a machine body;
5 support bodies.
Detailed Description
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integral; the mechanical connection can be realized by selecting a proper connection mode in the prior art, such as welding, riveting, threaded connection, bonding, pin connection, key connection, elastic deformation connection, buckle connection, interference connection and injection molding; or an electrical connection, transmitting energy or signals by electricity; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
As shown in fig. 1 and 2, an angular deformation amount measuring apparatus includes: first measuring component 1, second measuring component 2, booster 3, first measuring component 1 includes: the detection device comprises a first detection head 101, a second detection head 102, a first detection head 101, an outer wall of the upper end of a throat at the left side of a machine body 4 of the press machine, and a second detection head 102, an outer wall of the lower end of the throat at the left side of the machine body 4; the second measuring assembly 2 comprises: a third detection head 201 and a fourth detection head 202, wherein the third detection head 201 is connected with the outer wall of the upper end of the throat at the right side of the machine body 4, and the fourth detection head 202 is connected with the outer wall of the upper end of the throat at the right side of the machine body 4; the booster 3 is arranged between a bedplate and a sliding block of the press machine, the booster 3 is used for applying upward thrust to the sliding block, the thrust is applied to the sliding block through the hydraulic loader, and deformation quantities of corresponding measuring points on the throat are respectively recorded through the first detection head 101, the second detection head 102, the third detection head 201 and the fourth detection head 202 in the sliding block receiving process, so that the angular stiffness of the press machine can be obtained through calculation.
As shown in fig. 1 and 2, the first detection head 101, the second detection head 102, the third detection head 201, and the fourth detection head 202 may be electronic dial indicators, and the force applying device 3 may be a hydraulic force applying device, because the force applying device 3 is in the force applying process, the value of the dial indicator is always changed, so that it is not very convenient to record data and process data.
As shown in fig. 1 and 2, the first measuring assembly 1 further includes: the first support 103, the first detection head 101, the second detection head 102 are mounted on the support, and the second measurement assembly 2 further comprises: the second support 203, the third detection head 201 and the fourth detection head 202 are mounted on the second support 203, the first support 103 and the second support 203 are respectively placed on two sides of the sliding block, and the first support 103 and the second support 203 can be directly placed on a working table or placed on the ground.
As shown in fig. 1 and 2, the first detection head 101, the second detection head 102, the third detection head 201 and the fourth detection head 202 are adjustable in vertical position, and the first support 103 and the second support 203 have the same structure and all include: the base, the montant, the horizontal pole, the montant is installed on the base along vertical, the horizontal pole has two and follows transverse connection in the montant, the horizontal pole is used for connecting first 101 or detect first two 102 or detect first three 201 or detect first four 202, it is concrete, the connection that the horizontal pole is adjustable with the montant position can adopt following mode to realize, the horizontal pole tip seted up with montant appearance assorted sliding hole, the montant clearance is inserted and is located wherein, the horizontal pole tip has the setting element along transverse connection, the setting element adopts the bolt, bolt threaded connection is in the screw hole that the horizontal pole tip was seted up, screw hole and sliding hole intercommunication, the bolt tip compresses tightly in the montant surface, thereby be located the horizontal pole in the montant, in order to further improve the stability of horizontal pole location, the setting element tip still bonds there is the rubber pad, compress tightly in the montant surface through the rubber pad, thereby improve antiskid nature.
When the angular deformation measuring device of the press is used, a hydraulic loader gradually applies external force to a slide block from 0-250t, the deformation of a test point is respectively recorded through a first measuring component 1 and a second measuring component 2, and three groups of data are respectively measured, wherein the three groups of data are listed in a table I as follows:
deformation (unit: mm) of each measuring point in the test of table-angle rigidity
The arithmetic mean value of the reading difference values of the six displacement meters obtained by the three times of loading is taken, and the arithmetic mean value is the angular deformation (delta) of the fuselagea)。ΔaCalculating according to the formula (1):
in the formula: deltaa-angular deformation of the fuselage, rad;
Δb1～Δb6-reading difference, mm, of two displacement meters per group of meters;
l is the vertical distance between the two displacement meter contacts, mm;
by measuring L830 mm, the measured value is converted into deltab1～Δb6Substituting L into equation (1) to obtain angular deformation Deltaa＝7.84×10-4rad。
The angular stiffness is calculated according to equation (2):
Ca＝Pg×10-6/Δa..........................(2)
in the formula: ca-fuselage angular stiffness, kN/μ rad;
Pg-press work balance, kN;
Δa-angular deformation of the fuselage, rad.
The angular deformation Δ has been calculated from equation (1)aSubstituting into the formula (2) to calculateTo obtain
Ca＝3.19kN/μrad。
And comparing the angular rigidity obtained by calculation with a design standard to obtain a conclusion whether the angular rigidity meets the standard.
Example two
As shown in fig. 3, the difference between the first embodiment and the second embodiment is that the first embodiment does not include the first support 103 and the second support 203, but instead includes the support 5, the first detection head 101, the second detection head 102, the third detection head 201, and the fourth detection head 202 are commonly mounted on the support 5, and they are mounted on the same support 5 together, so that they are located on the same reference, which can improve the consistency of the measurement process of the first detection head 101, the second detection head 102, the third detection head 201, and the fourth detection head 202, thereby reducing the error.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (6)
1. A press angular deformation measuring device, characterized by comprising:
a first measurement assembly comprising: the detection head I is in contact with the outer wall of the upper end of the throat at the left side of the machine body, and the detection head II is in contact with the lower end of the throat at the left side of the machine body;
a second measurement assembly comprising: the detection head III is in contact with the outer wall of the upper end of the throat on the right side of the machine body, and the detection head IV is in contact with the outer wall of the lower end of the throat on the right side of the machine body;
the booster is arranged between a bedplate and a sliding block of the press machine and used for applying upward thrust to the sliding block.
2. The angular deformation measuring device of claim 1, wherein the first measuring assembly further comprises: the first detection head and the second detection head are arranged on the support;
the second measurement assembly further comprises: and the second support, the third detection head and the fourth detection head are arranged on the second support.
3. The angular deformation measuring device according to claim 1, further comprising a support body, wherein the first detecting head, the second detecting head, the third detecting head, and the fourth detecting head are mounted on the support body.
4. The angular deformation measuring device according to any one of claims 2 to 3, wherein the first measuring head, the second measuring head, the third measuring head and the fourth measuring head are adjustable in vertical position.
5. The angular deformation measuring device according to claim 1, wherein the first detecting head, the second detecting head, the third detecting head, and the fourth detecting head are electronic dial gauges.
6. The angular deformation measuring device of claim 1, wherein the force multiplier is a hydraulic loader.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122907658.9U CN216283231U (en) | 2021-11-24 | 2021-11-24 | Angular deformation measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122907658.9U CN216283231U (en) | 2021-11-24 | 2021-11-24 | Angular deformation measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216283231U true CN216283231U (en) | 2022-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122907658.9U Active CN216283231U (en) | 2021-11-24 | 2021-11-24 | Angular deformation measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216283231U (en) |
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2021
- 2021-11-24 CN CN202122907658.9U patent/CN216283231U/en active Active
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