CN210725896U - Plug-in machine plug-in pressure protection device - Google Patents
Plug-in machine plug-in pressure protection device Download PDFInfo
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- CN210725896U CN210725896U CN201921320256.5U CN201921320256U CN210725896U CN 210725896 U CN210725896 U CN 210725896U CN 201921320256 U CN201921320256 U CN 201921320256U CN 210725896 U CN210725896 U CN 210725896U
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Abstract
The utility model relates to a plug-in components machine plug-in components pressure protection device has plug-in components axle and installs the clamping jaw at plug-in components axle lower extreme, the plug-in components axle is installed on the seat that goes up and down and has the relative seat that goes up and down fluctuation and pivoted characteristic, and pressure sensor is laid to the upper end of plug-in components axle, and this pressure sensor feeds back pressure signal to the control section of plug-in components machine to this control goes up and down to the seat goes up and down. When the insert meets the obstruction; the buffer spring of the clamping jaw contracts upwards to generate spring resistance; the spring resistance is conducted to the pressure sensor through the plug-in shaft, the pressure sensor feeds a pressure signal back to the control part of the plug-in machine, a pressure value is generated on the display of the device, when the lifting seat continues to drive the plug-in shaft to descend, the pressure value is gradually increased, and when a set threshold value is reached, the control part of the plug-in machine controls the lifting seat to stop descending, so that plug-in components and a PCB are protected, overvoltage protection is realized, impact is reduced, and the components and the plug-in machine are protected.
Description
Technical Field
The utility model belongs to the technical field of electronic component equipment processing technique and specifically relates to an inserter is related to.
Background
The component inserter is a machine for automatically mounting electronic components on a printed circuit board according to a program. In the traditional electronic assembly industry, workers mainly insert electronic components on a circuit board; since the machine starts mass production, the defects of manual plug-in are exposed, the speed of the plug-in is low, and the process is poor. The plug-in machine needs to move back and forth or intermittently when running at a high speed, but pins of the electronic components are not aligned with corresponding holes of the circuit board due to certain factors, and when the plug-in machine continues to work, the plug-in module and the electronic components are impacted, so that the pins or the PCB are damaged, unnecessary waste is caused, the production cost is increased, and the assembly efficiency and quality of the electronic components are also influenced; even damage to the plug-in module can be caused, which affects the service life of the plug-in machine. Under the background, the applicant develops a plug-in unit pressure protection device with innovative spirit, and then provides the application.
Disclosure of Invention
An object of the utility model is to overcome the prior art defect, provide a plug-in components machine plug-in components pressure protection device, give overvoltage protection, reduce and strike, protection components and parts and plug-in components machine.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the plug-in machine plug-in pressure protection device is provided with a plug-in shaft and a clamping jaw arranged at the lower end of the plug-in shaft, the plug-in shaft is arranged on a lifting seat and has the characteristics of vertical floating and rotation relative to the lifting seat, and a pressure sensor is arranged at the upper end of the plug-in shaft and feeds a pressure signal back to a control part of the plug-in machine so as to control the lifting seat to lift.
According to the scheme, the pressure sensor is installed on the sensor installation block, the sensor installation block is assembled on the lifting seat through the buffering guide sliding rail and located above the plug-in shaft, the sliding direction of the sensor installation block relative to the lifting seat is consistent with the up-down floating direction of the plug-in shaft, and the sensor installation block is pre-pressed to enable the pressure sensor to be abutted against the upper end of the plug-in shaft.
The scheme is further that the sensor mounting block is pre-pressed under the action of a buffer overpressure protection spring, the pressure sensor is assembled at the lower end of the sensor mounting block, and the upper end of the sensor mounting block is supported by the buffer overpressure protection spring.
According to the scheme, the gravity eliminating unit is arranged at the upper end of the plug-in shaft, which is in abutting contact with the pressure sensor.
The scheme is further that the plug-in shaft is a ball spline shaft, the plug-in shaft is connected with the lifting seat through a rotary fixing seat, and the lower end of the plug-in shaft is connected with the clamping jaw through the jaw-changing clamping component.
The above-mentioned scheme is further, the upper end of sensor installation piece is equipped with the indent constant head tank, and the one end of buffering overvoltage protection spring is held to inlay in the indent constant head tank, and the other end of buffering overvoltage protection spring then is suppressed by the briquetting of equipment on the lift seat, and the flexible direction of buffering overvoltage protection spring is unanimous with the gliding direction of sensor installation piece.
The gravity eliminating unit comprises a pressure head ejector block and a gravity eliminating spring, the pressure head ejector block is assembled at the upper end of the plug-in shaft and is in abutting contact with the pressure sensor, the gravity eliminating spring is sleeved on the plug-in shaft, and the upper end of the gravity eliminating spring props against the pressure head ejector block to support the plug-in shaft to eliminate the gravity.
The scheme is further that the lifting seat is driven to lift through a motor screw rod mechanism.
The plug-in shaft of the utility model is arranged on the lifting seat and has the characteristics of up-and-down floating and rotation relative to the lifting seat, the upper end of the plug-in shaft is provided with the pressure sensor, and the pressure sensor feeds back a pressure signal to the control part of the plug-in machine so as to control the lifting of the lifting seat; whereby when the insert encounters an obstacle blocking it; the buffer spring of the clamping jaw contracts upwards to generate spring resistance; the spring resistance is conducted to the pressure sensor through the plug-in shaft, the pressure sensor feeds a pressure signal back to the control part of the plug-in machine, a pressure value is generated on the display of the device, when the lifting seat continues to drive the plug-in shaft to descend, the pressure value is gradually increased, and when a set threshold value is reached, the control part of the plug-in machine controls the lifting seat to stop descending, so that plug-in components and a PCB are protected, overvoltage protection is realized, impact is reduced, and the components and the plug-in machine are protected.
Description of the drawings:
FIG. 1 is a schematic structural view of a preferred embodiment of the present invention;
FIG. 2 is a schematic side view of the embodiment of FIG. 1;
FIG. 3 is a schematic diagram of a portion of the embodiment of FIG. 1;
FIG. 4 is a side view schematic of the structure of FIG. 3;
fig. 5 is a schematic cross-sectional view of the structure of fig. 3.
The specific implementation mode is as follows:
the conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-5, it is that the utility model discloses a preferred embodiment illustrates the intention, the utility model relates to an inserter pressure protection device has plug-in components axle 1 and installs clamping jaw 2 at plug-in components axle 1 lower extreme, and in this embodiment, plug-in components axle 1's lower extreme is through trading claw joint subassembly 9 connection clamping jaw 2, conveniently tears open and trades, and clamping jaw 2 chooses for use according to actual need to satisfy and snatch different electronic components. Plug-in components axle 1 is installed on lift seat 3 and has relative lift seat 3 fluctuation and pivoted characteristic, and in this embodiment, plug-in components axle 1 is ball spline shaft, and plug-in components axle 1 passes through rotatory fixing base 8 and connects lift seat 3, satisfies the rotatory and requirement that reciprocates of plug-in components axle 1. In the figure, the rotary fixing seat 8 is connected with a rotary driving mechanism through a synchronous belt, so that the plug-in shaft 1 rotates angularly, and the angular direction of the electronic component grabbed by the clamping jaw 2 is adjusted, so that the plug-in assembly is facilitated. A pressure sensor 4 is arranged at the upper end of the plug-in shaft 1, and the pressure sensor 4 feeds back pressure signals to a control part of the plug-in machine so as to control the lifting of the lifting seat 3. When the insert meets the obstruction; the buffer spring of the clamping jaw 2 contracts upwards to generate spring resistance; the spring resistance is conducted to the pressure sensor 4 through the plug-in shaft 1, the pressure sensor 4 feeds a pressure signal back to a control part of the plug-in machine, a pressure value is generated on an equipment display, when the lifting seat 3 continues to drive the plug-in shaft to descend, the pressure value is gradually increased, when a set threshold value is reached, the control part of the plug-in machine controls the lifting seat to stop descending, and therefore plug-in components and a PCB are protected, overvoltage protection is achieved, impact is reduced, and the components and the plug-in machine are protected. The lifting seat 3 is preferably driven to lift through a motor screw mechanism, so that the lifting seat is convenient to control, high in movement precision and stable in action.
Referring to fig. 1 to 5, in the embodiment, the pressure sensor 4 is mounted on a sensor mounting block 5, the sensor mounting block 5 is mounted on the lifting seat 3 through a buffer guide sliding rail and is located above the plug-in shaft 1, a sliding direction of the sensor mounting block 5 relative to the lifting seat 3 is consistent with a vertical floating direction of the plug-in shaft 1, and the sensor mounting block 5 is pre-pressed to enable the pressure sensor 4 to be pressed against the upper end of the plug-in shaft 1. Further, the sensor mounting block 5 is pre-pressed by the action of a buffer overpressure protection spring 6, the pressure sensor 4 is assembled at the lower end of the sensor mounting block 5, and the upper end of the sensor mounting block 5 is supported by the buffer overpressure protection spring 6. In the embodiment shown in the figure, the upper end of the sensor mounting block 5 is provided with an inward concave positioning groove 51, one end of the buffering overvoltage protection spring 6 is embedded in the inward concave positioning groove 51, the other end of the buffering overvoltage protection spring 6 is pressed by the pressing block 31 assembled on the lifting seat 3, and the expansion direction of the buffering overvoltage protection spring 6 is consistent with the sliding direction of the sensor mounting block 5. Simple structure, convenient preparation, equipment and maintenance. The buffer overpressure protection spring 6 has two functions: a. The relative displacement of the insert shaft is limited, the clearance between the insert shaft and the insert shaft is eliminated, and the impact and noise generated during high-speed movement are prevented. b. The insert shaft is allowed to hold an insert force of 20N, which is exceeded by the insert, and an overpressure protection is provided.
Referring to fig. 1 to 5, in the present embodiment, a gravity eliminating unit 7 is disposed at an upper end of the plug shaft 1 in contact with the pressure sensor 4. Further, the gravity eliminating unit 7 includes a pressure head top block 71 and a gravity eliminating spring 72, the pressure head top block 71 is assembled on the upper end of the plug-in shaft 1 and is in contact with the pressure sensor 4 in a pressing manner, the gravity eliminating spring 72 is sleeved on the plug-in shaft 1, the upper end of the gravity eliminating spring 72 props up the pressure head top block 71 to support the plug-in shaft 1 to eliminate gravity, and the lower end of the gravity eliminating spring 72 props up a step provided by the rotary fixing seat 8. The gravity eliminating unit 7 eliminates the influence of gravity and improves the pressure protection accuracy. In operation, when the insert shaft is blocked and can not descend, the pressure head top block 71 presses the pressure sensor 4, so that the pressure sensor 4 generates a signal.
Although the preferred embodiments of the present invention have been described in connection with the accompanying drawings, the present invention should not be limited to the exact construction and operation as described and illustrated, and many equivalent modifications and variations of the above-described embodiments may be made by logical analysis, reasoning or limited experimentation by those skilled in the art without departing from the spirit and scope of the present invention, which should fall within the scope of the claims.
Claims (8)
1. Plug-in components machine plug-in components pressure protection device has plug-in components axle (1) and installs clamping jaw (2) at plug-in components axle (1) lower extreme, its characterized in that: the plug-in shaft (1) is arranged on the lifting seat (3) and has the characteristics of up-down floating and rotation relative to the lifting seat (3), a pressure sensor (4) is arranged at the upper end of the plug-in shaft (1), and the pressure sensor (4) feeds pressure signals back to a control part of the plug-in machine so as to control the lifting seat (3) to lift.
2. The card press protection device of claim 1, wherein: the pressure sensor (4) is installed on the sensor installation block (5), the sensor installation block (5) is assembled on the lifting seat (3) through the buffering guide sliding rail and located above the plug-in shaft (1), the sliding direction of the sensor installation block (5) relative to the lifting seat (3) is consistent with the up-and-down floating direction of the plug-in shaft (1), and the sensor installation block (5) is pre-pressed to enable the pressure sensor (4) to be pressed against the upper end of the plug-in shaft (1).
3. The card press protection device of claim 2, wherein: the prepressing of the sensor mounting block (5) is realized through the action of a buffer overpressure protection spring (6), the pressure sensor (4) is assembled at the lower end of the sensor mounting block (5), and the upper end of the sensor mounting block (5) is supported by the buffer overpressure protection spring (6).
4. The card press protection device of claim 2, wherein: and a gravity eliminating unit (7) is arranged at the upper end of the plug-in shaft (1) which is in abutting contact with the pressure sensor (4).
5. The card press protection device of claim 1 or 2, wherein: the plug-in shaft (1) is a ball spline shaft, the plug-in shaft (1) is connected with the lifting seat (3) through the rotating fixed seat (8), and the lower end of the plug-in shaft (1) is connected with the clamping jaw (2) through the jaw-changing clamping component (9).
6. The card press protection device of claim 3, wherein: the sensor installing block is characterized in that an inward concave positioning groove (51) is formed in the upper end of the sensor installing block (5), one end of a buffering overvoltage protection spring (6) is embedded in the inward concave positioning groove (51), the other end of the buffering overvoltage protection spring (6) is pressed by a pressing block (31) assembled on the lifting seat (3), and the telescopic direction of the buffering overvoltage protection spring (6) is consistent with the sliding direction of the sensor installing block (5).
7. The card press protection device of claim 4, wherein: the gravity eliminating unit (7) comprises a pressure head ejecting block (71) and a gravity eliminating spring (72), the pressure head ejecting block (71) is assembled at the upper end of the plug-in shaft (1) and is in abutting contact with the pressure sensor (4), the gravity eliminating spring (72) is sleeved with the plug-in shaft (1), and the upper end of the gravity eliminating spring (72) props up the pressure head ejecting block (71) to support the plug-in shaft (1) to eliminate gravity.
8. The card press protection device of claim 1 or 2, wherein: the lifting seat (3) is driven to lift through a motor screw rod mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921320256.5U CN210725896U (en) | 2019-08-15 | 2019-08-15 | Plug-in machine plug-in pressure protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921320256.5U CN210725896U (en) | 2019-08-15 | 2019-08-15 | Plug-in machine plug-in pressure protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210725896U true CN210725896U (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921320256.5U Active CN210725896U (en) | 2019-08-15 | 2019-08-15 | Plug-in machine plug-in pressure protection device |
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| CN (1) | CN210725896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110430744A (en) * | 2019-08-15 | 2019-11-08 | 东莞市德速达精密设备有限公司 | Plug-in machine plug-in unit pressure protective device |
-
2019
- 2019-08-15 CN CN201921320256.5U patent/CN210725896U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110430744A (en) * | 2019-08-15 | 2019-11-08 | 东莞市德速达精密设备有限公司 | Plug-in machine plug-in unit pressure protective device |
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