CN212109879U - Rivet electrical contact concentricity measuring device - Google Patents
Rivet electrical contact concentricity measuring device Download PDFInfo
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- CN212109879U CN212109879U CN202020738449.9U CN202020738449U CN212109879U CN 212109879 U CN212109879 U CN 212109879U CN 202020738449 U CN202020738449 U CN 202020738449U CN 212109879 U CN212109879 U CN 212109879U
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Abstract
The utility model discloses a concentricity measuring device for rivet electric contact, which comprises a bracket; the rotating structure comprises a rotatable hand wheel, a main shaft and a chuck, wherein the main shaft is rotatably arranged on the support, the rotatable hand wheel is fixed at the rear end of the main shaft, the chuck is fixed at the front end of the main shaft, and the chuck is used for clamping an electrical contact of a rivet to be tested; the measuring structure comprises a dial indicator and a placing structure, the dial indicator is arranged on the placing structure and comprises a dial plate and a contact, one end of the contact is connected with the dial plate, and the other end of the contact is close to a chuck at the front end of the spindle; and the storage structure is arranged on one side of the rotating structure and used for storing the jacket of the electric contact of the rivet to be tested. The device is simple to operate, and can quickly and accurately measure the concentricity of the rivet electrical contact.
Description
Technical Field
The utility model relates to a concentricity measuring's technical field, in particular to rivet electrical contact concentricity measuring device.
Background
Along with the mature popularization of various switch hardware progressive die production processes, the corresponding electric contact in-die riveting technology is also widely applied, when in-die riveting, the electric contact is conveyed by corresponding automatic feeding equipment, and the requirements on various technical sizes of the electric contact are higher for ensuring smooth feeding. In the production of the conventional rivet electrical contact, the required product is produced by combining the forming die and the bottom die, so that the measurement of the concentricity of the rivet electrical contact and the finding of an eccentric point become an essential link in the production of the rivet electrical contact. At present, the measurement result is not accurate enough by adopting a human eye visual measurement mode, and the measurement mode of accurate projection is time-consuming and is not beneficial to field production detection.
Disclosure of Invention
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a rivet electrical contact concentricity measuring device can measure rivet electrical contact's concentricity fast accurately.
According to the utility model discloses rivet electrical contact concentricity measuring device, include: a support; the rotating structure comprises a rotatable hand wheel, a main shaft and a chuck, wherein the main shaft is rotatably arranged on the support, the rotatable hand wheel is fixed at the rear end of the main shaft, the chuck is fixed at the front end of the main shaft, and the chuck is used for clamping an electrical contact of a rivet to be tested; the measuring structure comprises a dial indicator and a placing structure, the dial indicator is arranged on the placing structure and comprises a dial plate and a contact, one end of the contact is connected with the dial plate, and the other end of the contact is close to a chuck at the front end of the spindle; and the storage structure is arranged on one side of the rotating structure and is used for storing a jacket of the electric contact of the rivet to be tested.
According to the utility model discloses rivet electrical contact concentricity measuring device has following beneficial effect at least: as the conventional size of the rivet electrical contact to be tested is 2-5 mm in head diameter, 1-2 mm in foot diameter and small in size, in order to facilitate the clamping of the rivet electrical contact to be tested by the chuck, a set of clamping sleeve matched with the rivet electrical contact in size is adopted for clamping, and the clamping sleeve is stored on the storage structure. When the concentricity of the rivet electrical contact is measured, the clamping sleeve corresponding to the rivet electrical contact in size can be conveniently taken out of the storage structure, and the rivet electrical contact is inserted into the hole at the front end of the clamping sleeve. Fixing a clamping sleeve for clamping the rivet electrical contact to be tested at the front end of the rotating structure, adjusting the position of the dial indicator to enable the contact of the dial indicator to lightly touch the rivet head of the rivet electrical contact to be tested, rotating the rotatable hand wheel, observing the numerical value change of the dial indicator in the rotation circle of the rotatable hand wheel, then enabling the contact of the dial indicator to lightly touch the rivet foot of the rivet electrical contact to be tested, observing the numerical value change of the dial indicator in the rotation circle of the rotatable hand wheel, and accurately obtaining the concentricity of the rivet electrical contact by comparing two groups of data. The concentricity of the rivet electrical contact can be measured quickly and accurately by rotating the rotatable hand wheel.
According to some embodiments of the utility model, the placing structure includes connecting rod and base, connecting rod one end with percentage table swing joint, the other end with base swing joint. Specifically, the two ends of the connecting rod are provided with spherical universal joints which are respectively movably connected with the dial indicator and the base through the universal joints.
According to some embodiments of the utility model, the connecting rod includes head rod, second connecting rod and fixing bolt, the one end of head rod with the one end of second connecting rod is passed through fixing bolt swing joint, the other end and the base swing joint of head rod, the other end of second connecting rod with percentage table swing joint. Specifically, the spherical universal joint is arranged at one end of the first connecting rod connected with the base and one end of the second connecting rod connected with the dial indicator, and is respectively movably connected with the base and the dial indicator through the universal joint.
According to some embodiments of the present invention, the base is a magnetic suction base with adjustable position.
According to some embodiments of the utility model, revolution mechanic's main shaft includes center pin and bearing, the center pin is followed the downthehole of bearing passes, the one end of center pin with but gyration hand wheel fixed connection, the other end with chuck fixed connection.
According to some embodiments of the present invention, a handle is provided on the rotatable hand wheel.
According to some embodiments of the invention, the collet at the front end of the rotating structure is an ER collet.
According to the utility model discloses a some embodiments, be provided with the jacket hole on the storage structure, the cover that presss from both sides of the rivet electrical contact that awaits measuring is through inserting the jacket hole is fixed storage structure is last.
According to some embodiments of the utility model, press from both sides the elasticity clamping that the cover was cut for the cross.
According to some embodiments of the utility model, still include the bottom plate, measurement structure, revolution mechanic, storage structure and support all set up on the bottom plate.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic front view of a concentricity measuring apparatus of a rivet electrical contact according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a first angle of a device for measuring concentricity of an electrical rivet contact according to an embodiment of the present invention;
FIG. 3 is a second angle schematic diagram of the concentricity measuring apparatus of the rivet electrical contact according to the embodiment of the present invention;
fig. 4 is a schematic side view of a device for measuring concentricity of a rivet electrical contact according to an embodiment of the present invention.
Reference numerals:
the measuring device comprises a rotating structure 100, a main shaft 110, a central shaft 111, a bearing 112, a chuck 120, a rotatable hand wheel 130, a handle 131, a measuring structure 200, a base 210, a knob 211, a first connecting rod 220, a second connecting rod 230, a fixing bolt 240, a dial indicator 250, a dial 251, a contact 252, a storage structure 300, a jacket 310, a jacket hole 320, a bottom plate 400, a support leg 410 and a support 500.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, etc., is the orientation or positional relationship shown on the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality means two or more, and less than two is understood not to include the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting and connection should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.
Referring to fig. 1 to 4, according to the utility model discloses rivet electrical contact concentricity measuring device includes:
a bracket 500;
the rotating structure 100 comprises a rotatable hand wheel 130, a main shaft 110 and a chuck 120, wherein the main shaft 110 is rotatably arranged on the bracket 500, the rotatable hand wheel 130 is fixed at the rear end of the main shaft 110, the chuck 120 is fixed at the front end of the main shaft 110, and the chuck 120 is used for clamping an electrical contact of a rivet to be tested;
the measuring structure 200 comprises a dial indicator 250, a connecting structure and a base 210, wherein the dial indicator 250 is provided with a dial plate 251 and a contact 252 which are connected with each other, the dial indicator 250 is connected with the base 210 through the connecting structure, and the contact 252 is close to the chuck 120 at the front end of the spindle 110;
and a storage structure 300 disposed at one side of the rotation structure.
For example, as shown in fig. 1 to 4, since the head diameter of the rivet electrical contact to be tested is 2 to 5mm in the conventional size, the foot diameter of the rivet is 1 to 2mm, and the size is small, in order to facilitate the chuck to clamp the rivet electrical contact to be tested, a set of collet 310 matching the size of the rivet electrical contact is used for clamping, and the collet 310 is stored on the storage structure 300. In measuring the concentricity of the rivet electrical contact, the collet 310, which corresponds to the size of the rivet electrical contact, can be easily removed from the storage structure 300 and inserted into the hole at the front end of the collet 310. Fixing a jacket 310 for clamping the rivet electrical contact to be tested on a chuck 120 at the front end of the rotating structure 100, adjusting the position of the dial indicator 250 to enable a contact 252 of the dial indicator 250 to lightly touch the nail head of the rivet electrical contact to be tested, rotating the rotatable hand wheel 130, observing the numerical value change of the dial indicator 250 in a circle of rotation of the rotatable hand wheel 130, enabling the contact of the dial indicator 250 to lightly touch the nail foot of the rivet electrical contact to be tested, observing the numerical value change of the dial indicator 250 in a circle of rotation of the rotatable hand wheel 130, and comparing two groups of data to accurately obtain the concentricity of the rivet electrical contact. By rotating the rotatable handwheel 130, the concentricity of the rivet electrical contact can be measured quickly and accurately.
In some embodiments of the present invention, the placing structure comprises a connecting rod and a base 210, one end of the connecting rod is movably connected to the dial indicator 250, and the other end is movably connected to the base 210. The connecting rod is moved to drive the dial indicator 250, so that the contact 252 is close to the electric contact of the rivet to be tested, and the concentricity of the electric contact of the rivet to be tested can be conveniently measured. Specifically, two ends of the connecting rod are provided with spherical universal joints, and the two ends of the connecting rod are respectively movably connected with the dial indicator 250 and the base 210 through the universal joints.
In some embodiments of the present invention, the connecting rod includes a first connecting rod 220, a second connecting rod 230 and a fixing bolt 240, the middle of one end of the second connecting rod 230 and one end of the first connecting rod 220 is connected through the fixing bolt 240, the other end of the first connecting rod 220 is movably connected to the base 210, and the other end of the second connecting rod 230 is movably connected to the dial indicator 250. When the fixing bolt 240 is tightened, the positions of the first connecting rod 220 and the second connecting rod 230 are fixed, and when the fixing bolt 240 is loosened, the positions of the first connecting rod 220 and the second connecting rod 230 are adjustable. Specifically, a spherical universal joint is arranged at one end of the first connecting rod 220 connected with the base 210 and one end of the second connecting rod 230 connected with the dial indicator 250, and is movably connected with the base 210 and the dial indicator 250 through the universal joints.
The utility model discloses an in some embodiments, base 210 adopts the seat of inhaling of adjustable position magnetism, is equipped with magnet in the base 210, is equipped with knob 211 on the base 210, and knob 211 is connected with magnet, and inside magnet of base 210 is mentioned when knob 211 is opened, and inside magnet of base 210 is put down when knob 211 is closed to this comes control base whether fixed on producing the line metal operation panel.
In some embodiments of the present invention, the main shaft 110 of the rotating structure 100 includes a central shaft 111 and a bearing 112, the central shaft 111 passes through a hole of the bearing 112, one end of the central shaft 111 is fixedly connected to the rotatable handwheel 130, and the other end is fixedly connected to the chuck 120.
In some embodiments of the present invention, the rotatable handwheel 130 is provided with a handle 131, so that the rotatable handwheel 130 can be more conveniently held to rotate the rotating structure 100.
In some embodiments of the present invention, the collet 120 at the front end of the rotating structure 100 is an ER collet. The clamping head 120 has the advantages of large clamping force, wide clamping range and good precision.
In some embodiments of the present invention, the head at the front end of the rotary structure is an ER20 head. The ER chuck of the type is matched with the electrical contact of the rivet to be tested more highly.
In some embodiments of the present invention, the storage structure 300 is provided with a plurality of jacket holes 320 of different sizes for storing the jackets 310 of different sizes, and the jackets 310 are inserted into the jacket holes 320 of corresponding sizes. When the concentricity of the rivet electrical contact is measured, the clamping sleeve 310 corresponding to the rivet electrical contact in size can be conveniently taken out of the storage structure 300, the clamping sleeve 310 is installed on the rivet electrical contact, and the concentricity of the rivet electrical contact to be measured can be conveniently measured.
In some embodiments of the present invention, the clamping sleeve 310 is an elastic clamping sleeve with a cross-shaped cut, so that the rivet electrical contact can be conveniently inserted into the clamping sleeve 310 and taken out from the clamping sleeve 310, and the elastic clamping sleeve 310 can tightly wrap the rivet electrical contact when the rivet electrical contact is inserted.
In some embodiments of the present invention, the inner diameter of the clamping sleeve 310 is 0.005mm smaller than the pin diameter of the rivet electrical contact, so that the clamping sleeve 310 can be tightly wrapped outside the rivet electrical contact.
In some embodiments of the present invention, the device is further provided with a bottom plate 400, and the measuring structure 200, the rotating structure 100, the storage structure 300 and the support 500 are all disposed on the bottom plate 400. Specifically, the rotating structure 100 is disposed at the rear of the middle of the bottom plate 400, the measuring structure 200 is disposed at the left side of the front of the rotating structure 100, and the storage structure 300 is disposed at the right side of the front of the rotating structure 100.
Furthermore, the bottom plate 400 is provided with adjustable supporting legs 410, and the height of the supporting legs 410 can be adjusted, so that the device can adapt to different environments of a production line, and the stability of the device is kept.
The following describes a rivet electrical contact concentricity measuring device according to an embodiment of the present invention in detail with reference to fig. 1 to 4 as a specific embodiment. It is to be understood that the following description is exemplary only, and is not intended as a specific limitation on the invention.
The measuring device is provided with a rotating structure 100 which comprises a rotatable hand wheel 130, a main shaft 110 and a chuck 120, wherein the main shaft 110 is rotatably arranged on a support 500, the rotatable hand wheel 130 is fixed at the rear end of the main shaft 110, the chuck 120 is fixed at the front end of the main shaft 110, the chuck 120 is used for clamping a rivet electrical contact to be measured, and the rotating structure 100 is vertically placed on a bottom plate 400 through the support 500. Specifically, the rotatable handwheel 130 is provided with a handle 131. The collet 120 is an ER20 collet with high clamping force, wide clamping range and high precision. As the conventional size of the rivet electrical contact is 2-5 mm in head diameter, 1-2 mm in foot diameter and small in size, the clamping head 120 is convenient to clamp the rivet electrical contact to be tested, and a set of clamping sleeves 310 with different sizes are adopted for clamping. The clamping sleeve 310 is a cross-cut elastic clamping, so that the rivet electrical contact can be conveniently sleeved into and taken out of the clamping sleeve 310, and the elastic clamping sleeve 310 can tightly wrap the rivet electrical contact when the rivet electrical contact is sleeved. The collet 310 has an inner diameter dimension 0.005mm less than the leg diameter dimension. The collet 310 is sized slightly smaller than the rivet electrical contact to ensure that the collet 310 is tightly wrapped around the rivet electrical contact. The device is also provided with a measuring structure 200 which comprises a dial indicator 250, a first connecting rod 220 and a base 210, wherein the dial indicator 250 is provided with a dial 251 and a contact 252, and two ends of the first connecting rod 220 are respectively connected with the dial indicator 250 and the base 210. Furthermore, the measuring structure is further provided with a second connecting rod 230, the second connecting rod 230 is connected with the first connecting rod 220 through a fixing bolt 240, when the fixing bolt 240 is tightened, the positions of the first connecting rod 220 and the second connecting rod 230 are fixed, and when the fixing bolt 240 is loosened, the positions of the first connecting rod 220 and the second connecting rod 230 are adjustable. The base 210 is an adjustable magnetic chuck, and the first connecting rod 220 and the second connecting rod 230 are flexible adjustable clamping rods. The base 210 is internally provided with a magnet, the base 210 is provided with a knob 211, the knob 211 is connected with the magnet inside the base 210 so as to control the magnetism of the base 210, and the fixed and movable states of the base 210 are determined by controlling the opening and closing of the knob 211. The device is further provided with a storage structure 300, the storage structure 300 is arranged on the bottom plate 400 at one side of the rotating structure 100, and a plurality of jacket holes 320 with different sizes are arranged on the storage structure 300 and used for storing jackets 310 with different sizes. The device is further provided with a bottom plate 400, and the rotating structure 100, the measuring structure 200, the storage structure 300 and the bracket 500 are all arranged on the bottom plate 400. The bottom plate 400 is provided with adjustable legs 410, so that the device can adapt to different environments of a production line and keep the stability of the device.
When in use, the device support legs 410 are adjusted first to ensure the device to be placed stably. Then the clamping sleeve 310 with the size corresponding to the electric contact of the rivet to be tested is taken out from the clamping sleeve hole 320 of the storage structure 300, the nail foot of the electric contact of the rivet to be tested is inserted into the head part of the clamping sleeve 310, the tail part of the clamping sleeve 310 is inserted into the clamping head 120 at the front end of the rotating structure 100 and clamped, the knob 211 on the base 210 of the measuring structure 200 is opened, the base 210 is in a movable state, the base 210 is moved to be close to the electric contact of the rivet to be tested, the knob 211 is closed, and the position of the base 210. Loosening the fixing bolt 240 between the first connecting rod 220 and the second connecting rod 230, moving the position of the second connecting rod 230 until the contact 252 of the dial indicator 250 lightly touches the nail head of the electric contact of the rivet to be tested, tightening the fixing bolt 240, rotating the rotatable hand wheel 130 by holding the handle 131 by hand, enabling the main shaft 110 to drive the electric contact of the rivet to rotate for one circle, and observing and recording the numerical value change of the dial indicator 250 in one circle of rotation of the rotatable hand wheel 130. And then the fixing bolt 240 is unscrewed, the position of the second connecting rod 230 is moved until the contact 252 of the dial indicator 250 lightly touches the nail foot of the rivet electrical contact to be tested, then the fixing bolt 240 is screwed, the rotatable hand wheel 130 is rotated by holding the handle 131 by hand, so that the main shaft 110 drives the rivet electrical contact to rotate for one circle, the numerical value change of the dial indicator 250 in the rotation of the rotatable hand wheel 130 for one circle is observed, and the concentricity of the rivet electrical contact can be accurately obtained by comparing the two groups of data. By rotating the rotatable handwheel 130, the direction position and the size of the eccentricity of the nail head and the nail foot of the rivet electric contact can be quickly found. The device is simple to operate, not only can accurately obtain the concentricity of the rivet electrical contact, but also is convenient for field detection, and enables an operator to make corresponding adjustment on a production die and equipment according to related data.
The present embodiment has been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the present invention.
Claims (10)
1. A rivet electrical contact concentricity measurement device, comprising:
a support;
the rotating structure comprises a rotatable hand wheel, a main shaft and a chuck, wherein the main shaft is rotatably arranged on the support, the rotatable hand wheel is fixed at the rear end of the main shaft, the chuck is fixed at the front end of the main shaft, and the chuck is used for clamping an electrical contact of a rivet to be tested;
the measuring structure comprises a dial indicator and a placing structure, the dial indicator is arranged on the placing structure and comprises a dial plate and a contact, one end of the contact is connected with the dial plate, and the other end of the contact is close to a chuck at the front end of the spindle;
and the storage structure is arranged on one side of the rotating structure and is used for storing a jacket of the electric contact of the rivet to be tested.
2. The rivet electrical contact concentricity measuring device of claim 1, wherein the placement structure comprises a connecting rod and a base, one end of the connecting rod is movably connected with the dial indicator, and the other end of the connecting rod is movably connected with the base.
3. The rivet electrical contact concentricity measuring device of claim 2, wherein the connecting rod comprises a first connecting rod, a second connecting rod and a fixing bolt, one end of the first connecting rod is movably connected with one end of the second connecting rod through the fixing bolt, the other end of the first connecting rod is movably connected with the base, and the other end of the second connecting rod is movably connected with the dial indicator.
4. The rivet electrical contact concentricity measuring device of claim 2, wherein the base is a magnetic suction seat that can be adjusted.
5. The rivet electrical contact concentricity measuring device of claim 1, wherein the main shaft of the rotary structure comprises a central shaft and a bearing, the central shaft passes through a hole of the bearing, one end of the central shaft is fixedly connected with the rotatable hand wheel, and the other end of the central shaft is fixedly connected with the chuck.
6. The rivet electrical contact concentricity measurement device of claim 1, wherein the rotatable hand wheel is provided with a handle.
7. The rivet electrical contact concentricity measuring device of claim 1, wherein the collet is an ER collet.
8. The rivet electrical contact concentricity measuring device of claim 1, wherein the storage structure is provided with a jacket hole, and the jacket of the rivet electrical contact to be measured is fixed on the storage structure by being inserted into the jacket hole.
9. The rivet electrical contact concentricity measuring device of claim 8, wherein the collet is a cross cut spring clamp.
10. The rivet electrical contact concentricity measuring device of any one of claims 1 to 9, further comprising a base plate on which the measuring structure, the rotating structure, the storage structure, and the support are disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020738449.9U CN212109879U (en) | 2020-05-07 | 2020-05-07 | Rivet electrical contact concentricity measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020738449.9U CN212109879U (en) | 2020-05-07 | 2020-05-07 | Rivet electrical contact concentricity measuring device |
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| Publication Number | Publication Date |
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| CN212109879U true CN212109879U (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020738449.9U Active CN212109879U (en) | 2020-05-07 | 2020-05-07 | Rivet electrical contact concentricity measuring device |
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| CN (1) | CN212109879U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114674203A (en) * | 2022-03-13 | 2022-06-28 | 温州聚星科技股份有限公司 | Concentricity detection device for rivet electrical contact production |
| CN116907333A (en) * | 2023-09-12 | 2023-10-20 | 太仓戴尔塔精密科技有限公司 | Concentricity detection device for anchor inserter |
-
2020
- 2020-05-07 CN CN202020738449.9U patent/CN212109879U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114674203A (en) * | 2022-03-13 | 2022-06-28 | 温州聚星科技股份有限公司 | Concentricity detection device for rivet electrical contact production |
| CN114674203B (en) * | 2022-03-13 | 2024-04-26 | 温州聚星科技股份有限公司 | Concentricity detection equipment for rivet electrical contact production |
| CN116907333A (en) * | 2023-09-12 | 2023-10-20 | 太仓戴尔塔精密科技有限公司 | Concentricity detection device for anchor inserter |
| CN116907333B (en) * | 2023-09-12 | 2023-12-05 | 太仓戴尔塔精密科技有限公司 | Concentricity detection device for anchor inserter |
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