CN217650406U - Electromagnetic valve steel ball grabbing and detecting mechanism - Google Patents
Electromagnetic valve steel ball grabbing and detecting mechanism Download PDFInfo
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- CN217650406U CN217650406U CN202221411856.4U CN202221411856U CN217650406U CN 217650406 U CN217650406 U CN 217650406U CN 202221411856 U CN202221411856 U CN 202221411856U CN 217650406 U CN217650406 U CN 217650406U
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Abstract
The utility model discloses a solenoid valve steel ball snatchs and detection mechanism belongs to solenoid valve assembly check out test set, including detection mechanism, the ejector pin locating component who is equipped with the ejector pin, be equipped with the steel ball groove of waiting the steel ball that snatchs, install the steel ball suction rod in the steel ball groove, the upper end of steel ball suction rod is equipped with the steel ball recess with steel ball appearance adaptation, is equipped with the vacuum trachea in the steel ball suction rod, and the lower extreme of steel ball suction rod is connected with suction rod lift cylinder, the steel ball suction rod can go up and down through suction rod lift cylinder, and the in-process that rises in the steel ball that the steel ball suction rod followed the steel ball in the steel ball groove can be sucked up a single steel ball to from the steel ball separation of piling, solved prior art, the steel ball separates through the vibration dish and transports, leads to the device occupation space great, and influences the problem of solenoid valve assembly precision.
Description
Technical Field
The utility model relates to a solenoid valve assembly check out test set especially relates to a solenoid valve steel ball snatchs and detection mechanism.
Background
In the automatic assembly process of solenoid valve, need to be used for sealed steel ball to install the ejector pin tip of solenoid valve, and because the steel ball size is less, can snatch the transportation after need separating the steel ball one by one, among the prior art, generally carry out the separation of steel ball through the vibration dish, however, in compact structure's solenoid valve erection equipment, the space that the vibration dish occupy is too big to the vibration of vibration dish can influence the precision of solenoid valve assembly.
For example, the "steel ball conveying mechanism of a valve push rod welding machine" disclosed in chinese patent document, whose publication number is CN207577721U, includes a vibrating disk for orderly arranging and outputting steel balls, a steel ball stopper, a telescopic tube conveying assembly, and a welding electrode assembly for fixing the steel balls. The utility model discloses steel ball conveying mechanism of valve push rod welding machine, it utilizes the vibration dish to export the steel ball in order to utilize the slide valve to discharge one by one according to welding frequency with getting into the steel ball that the steel ball hinders in putting the ware, and the steel ball is followed the steel ball and is hindered to put the ware and discharge back through arranging the automatic blind hole that rolls into electrode head tip of material pipe, then during the welding, the piston rod of second cylinder stretches out, with the steel propelling movement in the electrode tip to with push rod body contact, thereby accomplish the welding of steel ball and push rod body. The steel ball conveying mechanism of the valve push rod welding machine realizes automatic conveying of steel balls during welding, and can greatly improve the welding efficiency of the valve push rod; however, the device has the disadvantages that the vibration disk occupies a large space when applied to the assembling equipment of the solenoid valve, and the vibration of the vibration disk affects the assembling precision of the solenoid valve.
SUMMERY OF THE UTILITY MODEL
The utility model relates to an overcome prior art, the steel ball separates through the vibration dish and transports, leads to the device occupation space great to influence the problem of solenoid valve assembly precision, provide a solenoid valve steel ball and snatch and detection mechanism, make transporting of steel ball structure compacter, and the assembly precision is higher.
In order to realize the purpose, the utility model adopts the following technical scheme:
the utility model relates to a solenoid valve steel ball snatchs and detection mechanism, including detection mechanism, the ejector pin locating component of ejector pin is equipped with, be equipped with the steel ball groove of waiting the steel ball that snatchs, and be used for grabbing the subassembly that snatchs on the ejector pin of ejector pin locating component from the steel ball groove, the steel ball suction bar is installed to the steel ball inslot, the upper end of steel ball suction bar is equipped with the steel ball recess with steel ball appearance adaptation, be equipped with vacuum tube in the steel ball suction bar, vacuum tube includes the first induction port that links to each other with vacuum generator, and be located the second induction port at steel ball suction bar top, the lower extreme of steel ball suction bar is connected with the suction bar lift cylinder.
The steel ball suction rod can lift through the suction rod lifting cylinder, when the steel ball suction rod rises from a steel ball stack in the steel ball groove, a single steel ball can be sucked up and separated from the steel ball stack, the steel ball can be limited and cannot easily fall after being sucked up through the steel ball groove matched with the appearance of the steel ball, and the ejector rod positioning assembly can prevent the ejector rod from moving, so that the mounting precision is improved.
Preferably, the ejector rod positioning assembly comprises an ejector rod assembly tool arranged on an ejector rod assembly turntable, and an ejector rod positioning sleeve is arranged on the ejector rod assembly tool; the ejector rod assembly rotation is used for driving the ejector rod assembly tool to rotate, so that the ejector rod with the steel ball is conveniently conveyed to the next station, and the tool circulation is realized.
Preferably, the ejector rod assembly turntable is further provided with a steel ball mounting secondary positioning assembly, the steel ball mounting secondary positioning assembly comprises a secondary positioning pressing plate, the secondary positioning pressing plate is provided with a positioning hole, the lower part of the positioning hole is provided with an oblique chamfer, an oblique chamfer with the same angle as the oblique chamfer at the lower part of the positioning hole is arranged on the ejector rod positioning sleeve, and the outer diameter of the ejector rod positioning sleeve is larger than the inner diameter of the positioning hole; the ejector rod can be positioned relative to the ejector rod assembly turntable by mounting the secondary positioning assembly through the steel ball, so that the mounting precision is further improved; the contact area between the secondary positioning pressing plate and the ejector rod positioning sleeve during positioning can be increased through the inclined chamfer, and the axial and radial limiting of the ejector rod positioning sleeve is provided at the same time.
Preferably, the steel ball mounting secondary positioning component is also provided with a mandril presence or absence detection component aligned with the mounting position of the mandril on the mandril positioning sleeve; the structure can detect whether the ejector rod exists or not, and avoids the situation that the subsequent ejector rod cannot be installed due to the fact that the steel ball falls on the ejector rod positioning sleeve without the ejector rod.
Preferably, the ejector rod assembly disc is also provided with a steel ball installation detection assembly aligned with the steel ball installation position at the upper end of the ejector rod on the ejector rod positioning sleeve; the steel ball installation detection assembly can detect whether the steel ball is correctly installed on the ejector rod, and the situation that the rejection rate of final products is increased due to the fact that a fixed rod without the steel ball or with the steel ball installed in a staggered mode enters a follow-up station is avoided.
Preferably, the grabbing assembly comprises a steel ball horizontal carrying assembly and a steel ball vertical lifting assembly, and a steel ball suction head is arranged at the lower part of the steel ball vertical lifting assembly.
Preferably, the detection mechanism comprises a steel ball suction detection assembly aligned with the top position of the steel ball suction rod after jacking, and the structure can be used for judging whether the steel ball suction rod successfully sucks the steel ball or not, so that the condition that the working efficiency of the device is reduced due to the fact that the grabbing assembly runs idle is avoided.
Preferably, the top of the steel ball suction rod is conical; the conical part can enable the steel ball suction rod to pull away the steel ball on the upper part of the steel ball suction rod in the process of rising in the steel ball stack, the stacking condition of the steel ball in the process of descending the steel ball suction rod is changed more obviously, once the steel ball suction rod does not successfully suck the steel ball, the steel ball suction rod can suck the steel ball again in the steel ball stack with the changed stacking condition, and the success rate of sucking the steel ball again is improved.
Therefore, the utility model discloses following beneficial effect has: (1) The suction rod replaces a vibration disc to separate the steel balls, so that the device is more compact in structure and higher in assembly precision; (2) Whether the ejector rod exists or not is detected, and the situation that the subsequent ejector rod cannot be installed due to the fact that the steel ball falls on the ejector rod positioning sleeve without the ejector rod is avoided; (3) Whether the steel ball is correctly installed on the ejector rod can be detected, and the situation that the rejection rate of final products is increased due to the fact that no steel ball is installed or a fixed rod with a misplaced steel ball is installed enters a subsequent station is avoided; (4) Whether the steel ball suction rod successfully sucks the steel ball can be judged, and the condition that the working efficiency of the device is reduced due to the fact that the grabbing assembly runs in an idle mode is avoided.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the grabbing component and the steel ball groove of the present invention.
Fig. 3 is a schematic sectional view of the steel ball slot and the steel ball suction rod of the present invention.
Fig. 4 is a schematic structural view of the push rod assembly tool of the present invention.
Fig. 5 is a schematic structural view of the secondary positioning assembly of the present invention.
In the figure: 1. the steel ball lifting device comprises an ejector rod positioning component 2, a steel ball groove 3, a grabbing component 4, an ejector rod assembling tool 5, an ejector rod rotary table 6, a tool fixing seat 7, an ejector rod positioning sleeve 8, a secondary positioning component 9, a secondary positioning pressing plate 10, a positioning hole 11, a steel ball mounting detection component 12, a steel ball suction detection component 13, an ejector rod existence detection component 14, a steel ball suction rod 15, a steel ball groove 16, a vacuum air pipe 17, a first air suction port 18, a second air suction port 19, a suction rod lifting air cylinder 20, a steel ball horizontal carrying component 21, a steel ball vertical carrying component 22, a steel ball suction head 23, an ejector rod 24 and a steel ball.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
In the embodiment shown in fig. 1-5, the electromagnetic valve steel ball grabbing and detecting mechanism comprises a detecting mechanism, a mandril positioning component 1 provided with a mandril 23, a steel ball groove 2 provided with a steel ball 24 to be grabbed, and a grabbing component 3 used for grabbing the steel ball from the steel ball groove onto the mandril of the mandril positioning component; the ejector rod positioning assembly comprises an ejector rod assembling tool 4 installed on an ejector rod assembling turntable, the ejector rod assembling tool comprises an ejector rod turntable 5, a tool fixing seat 6 and a spring installed between the ejector rod turntable and the tool fixing seat, an ejector rod positioning sleeve 7 is installed on the ejector rod turntable, a steel ball installation secondary positioning assembly 8 is also installed on the ejector rod assembling turntable, the steel ball installation secondary positioning assembly comprises a secondary positioning pressing plate 9 and a secondary positioning air cylinder, a positioning hole 10 is formed in the secondary positioning pressing plate, an oblique chamfer angle is formed in the lower portion of the positioning hole, an oblique chamfer angle identical to the angle of the oblique chamfer angle in the lower portion of the positioning hole is formed in the ejector rod positioning sleeve, and the outer diameter of the ejector rod positioning sleeve is larger than the inner diameter of the positioning hole; the detection mechanism comprises a steel ball installation detection assembly 11, a steel ball suction detection assembly 12 and an ejector rod existence detection assembly 13, wherein the three detection assemblies respectively comprise an installation support and a sensor, the steel ball installation detection assembly is aligned to a steel ball installation position at the upper end of an ejector rod on an ejector rod positioning sleeve, the steel ball suction detection assembly is aligned to the top position of a steel ball suction rod after jacking, and the ejector rod existence detection assembly is aligned to an ejector rod installation position on the ejector rod positioning sleeve; a steel ball suction rod 14 is arranged in the steel ball groove, a steel ball groove 15 matched with the shape of the steel ball is arranged at the upper end of the steel ball suction rod, the top of the steel ball suction rod is conical, a vacuum air pipe 16 is arranged in the steel ball suction rod, the vacuum air pipe comprises a first air suction port 17 connected with a vacuum generator and a second air suction port 18 positioned at the top of the steel ball suction rod, and the lower end of the steel ball suction rod is connected with a suction rod lifting cylinder 19; the grabbing component comprises a steel ball horizontal carrying component 20 and a steel ball vertical lifting component 21, and a steel ball suction head 22 is arranged at the lower part of the steel ball vertical lifting component.
In the process of conveying the steel balls from the steel ball grooves to the ejector rod positioning assembly, the suction rod lifting cylinder drives the steel balls to rise upwards, and one of the steel ball grooves is separated from the steel ball stack; after the suction rod lifting cylinder rises, if the steel ball suction detection assembly cannot detect the steel ball, the suction rod lifting cylinder finishes descending and rising again for one time, and a steel ball suction head of the grabbing assembly sucks up the steel ball at the end part of the steel ball suction rod and conveys the steel ball to the ejector rod positioning sleeve through horizontal movement and lifting movement until the steel ball suction detection assembly detects the steel ball; before the steel ball is arranged on the ejector rod positioning sleeve, the ejector rod existence detection assembly firstly detects whether an ejector rod exists on the ejector rod positioning sleeve or not, if no ejector rod exists, the ejector rod assembly turntable rotates once again, and the secondary positioning pressure plate presses the ejector rod positioning sleeve tightly until the ejector rod exists on the ejector rod positioning sleeve; after the steel ball is arranged on the ejector rod positioning sleeve, whether the steel ball is arranged in place or not is detected through the steel ball installation detection assembly.
Claims (8)
1. The utility model provides a solenoid valve steel ball snatchs and detection mechanism, which is characterized by, including detection mechanism, the ejector pin locating component of ejector pin is equipped with, be equipped with the steel ball groove of the steel ball that waits to snatch, and be used for grabbing the subassembly on the ejector pin of ejector pin locating component with the steel ball groove, the steel ball inslot is installed the steel ball suction stem, the upper end of steel ball suction stem is equipped with the steel ball recess with steel ball appearance adaptation, be equipped with the vacuum trachea in the steel ball suction stem, the vacuum trachea includes the first induction port that links to each other with vacuum generator, and be located the second induction port at steel ball suction stem top, the lower extreme of steel ball suction stem is connected with the sucking rod lift cylinder.
2. The electromagnetic valve steel ball grabbing and detecting mechanism as claimed in claim 1, wherein the ejector rod positioning assembly comprises an ejector rod assembling tool installed on an ejector rod assembling turntable, and an ejector rod positioning sleeve is installed on the ejector rod assembling tool.
3. The electromagnetic valve steel ball grabbing and detecting mechanism as claimed in claim 2, wherein the ejector rod assembly turntable is further provided with a steel ball mounting secondary positioning assembly, the steel ball mounting secondary positioning assembly comprises a secondary positioning pressing plate, the secondary positioning pressing plate is provided with a positioning hole, the lower portion of the positioning hole is provided with an oblique chamfer, the ejector rod positioning sleeve is provided with an oblique chamfer having the same angle as the oblique chamfer on the lower portion of the positioning hole, and the outer diameter of the ejector rod positioning sleeve is larger than the inner diameter of the positioning hole.
4. The electromagnetic valve steel ball grabbing and detecting mechanism as claimed in claim 3, wherein the steel ball mounting secondary positioning assembly is further provided with a push rod presence or absence detecting assembly which is aligned with the mounting position of the push rod on the push rod positioning sleeve.
5. The electromagnetic valve steel ball grabbing and detecting mechanism as claimed in claim 1, wherein the ejector rod assembly plate is further provided with a steel ball mounting and detecting assembly aligned with a steel ball mounting position at the upper end of the ejector rod on the ejector rod positioning sleeve.
6. The electromagnetic valve steel ball grabbing and detecting mechanism according to claim 1, wherein the grabbing component comprises a steel ball horizontal carrying component and a steel ball vertical lifting component, and a steel ball suction head is arranged at the lower part of the steel ball vertical lifting component.
7. The electromagnetic valve steel ball grabbing and detecting mechanism according to any one of claims 1 to 6, wherein the detecting mechanism comprises a steel ball sucking and detecting assembly aligned with the top position of the steel ball sucking rod after jacking.
8. The electromagnetic valve steel ball grabbing and detecting mechanism according to any one of claims 1 to 6, wherein the top of the steel ball suction rod is conical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221411856.4U CN217650406U (en) | 2022-06-06 | 2022-06-06 | Electromagnetic valve steel ball grabbing and detecting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221411856.4U CN217650406U (en) | 2022-06-06 | 2022-06-06 | Electromagnetic valve steel ball grabbing and detecting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217650406U true CN217650406U (en) | 2022-10-25 |
Family
ID=83682944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221411856.4U Active CN217650406U (en) | 2022-06-06 | 2022-06-06 | Electromagnetic valve steel ball grabbing and detecting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217650406U (en) |
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2022
- 2022-06-06 CN CN202221411856.4U patent/CN217650406U/en active Active
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