CN212603504U - Sensor protection casing pressure equipment and riveting device - Google Patents
Sensor protection casing pressure equipment and riveting device Download PDFInfo
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- CN212603504U CN212603504U CN202020871194.3U CN202020871194U CN212603504U CN 212603504 U CN212603504 U CN 212603504U CN 202020871194 U CN202020871194 U CN 202020871194U CN 212603504 U CN212603504 U CN 212603504U
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Abstract
A sensor protective cover press-mounting and riveting device comprises an upper die and a lower die, wherein the upper die comprises a first pressing plate, a second pressing plate, a connecting rod, a prepressing block, a first punching block, a second punching block and a third punching block; the lower die comprises a base with a slide rail, a slide block, a fixed seat, a sensor limiting block and three groups of positioning blocks and riveting point block structures, and the fixed seat is provided with a concave hole matched with a sensor protective cover; the sensor limiting block is provided with a sensor limiting groove matched with the head of the sensor. The positions of the three riveting point blocks relative to the riveting points of the sensor protective cover are provided with riveting heads; the end of the three riveting point blocks opposite to the direction of the riveting head is provided with inclined planes which are respectively corresponding to and parallel to the inclined planes of the three punching blocks on the upper die. The utility model provides a solve traditional sensor protection casing pressure equipment and rivet some equipment assembly processes complicacy to and rivet the problem that the point inaccuracy influences product appearance and performance.
Description
Technical Field
The utility model relates to an automobile sensor makes the frock field, especially relates to a sensor protection casing pressure equipment and riveting point device.
Background
At present, when a pneumatic wheel speed sensor is assembled, a sensor head injection molding body and a protective cover are required to be pressed and then riveted and fixed. The original assembly process needs to firstly press the sensor head injection body into the protective cover by a press, and then sequentially punch and rivet three points at the outer circle of the pressed assembly. And whole assembling process needs four processes, and in process flow process, the protection casing easily becomes flexible the aversion moreover, leads to sensor performance to reduce. And three riveting points can not be equally divided effectively when riveting points, thus affecting the appearance and performance of the product. Therefore, the invention provides the sensor protective cover press-fitting and riveting device which can simplify the assembly process and accurately rivet points.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a sensor protection casing pressure equipment and rivet some device solves traditional sensor protection casing pressure equipment and rivets some equipment assembly process complicacy to and rivet the problem that the point inaccuracy influences product appearance and performance.
The utility model provides a technical scheme that its technical problem adopted is:
a sensor protective cover press-fitting and riveting device comprises an upper die and a lower die, wherein the upper die comprises a first pressing plate, a second pressing plate, a connecting rod, a prepressing block, a first punching block, a second punching block and a third punching block, the connecting rod is arranged on the first pressing plate, the second pressing plate is arranged at the lower end of the first pressing plate, a prepressing block with a spring and penetrating through a concave hole downwards is arranged in the concave hole of the second pressing plate, and the first punching block, the second punching block and the third punching block which surround the prepressing block, are correspondingly distributed according to the riveting point angle of a sensor protective cover and are all provided with inclined planes are further arranged at the lower end of the second pressing plate;
the lower die comprises a base with a slide rail, a slide block, a fixed seat, a first positioning block, a first riveting point block, a second positioning block, a second riveting point block, a third positioning block, a third riveting point block and a sensor limiting block, wherein a handle is fixedly connected to the base, and a limiting slide groove is formed in the base along the slide rail direction; the base is also provided with a sliding block which is matched with the sliding rail and is limited by a limiting sliding chute; the sliding block is provided with a fixed seat, and the fixed seat is provided with a concave hole matched with the sensor protective cover; the fixing seat is also provided with a first positioning block, a second positioning block and a third positioning block which surround the concave hole and are correspondingly distributed according to the riveting point angle of the protective cover, and the first positioning block, the second positioning block and the third positioning block are all provided with positioning slide rails; the first locating block, the second locating block and the third locating block are respectively provided with a first riveting point block, a second riveting point block and a third riveting point block which are matched with the locating slide rails, a sensor limiting block fixedly connected with the third locating block is further arranged above the third riveting point block, and a sensor limiting groove matched with the head of the sensor is formed in the sensor limiting block.
The positions of the first riveting point block, the second riveting point block and the third riveting point block relative to the riveting points of the sensor protective cover are all provided with riveting heads; and inclined planes which are parallel to the inclined planes on the first punching block, the second punching block and the third punching block correspondingly are respectively arranged at the ends, opposite to the rivet heads, of the first riveting block, the second riveting block and the third riveting block.
Further, in order to increase the stability of the third punching block when the inclined surface of the third riveting point block is pressed downwards, the third punching block consists of two punching pins which are arranged in parallel, and simultaneously, in order to prevent the punching pins from blocking the sensor limiting groove, the two punching pins are respectively positioned at two sides of the sensor limiting groove when the upper die is pressed downwards.
Furthermore, in order to facilitate the automatic return of the three riveting point blocks and limit the riveting point blocks, limiting grooves are formed in one surfaces of the first positioning block, the second positioning block and the third positioning block along the direction of the slide rail, and a pressure spring and a positioning pin are arranged in each limiting groove; the first riveting point block, the second riveting point block and the third riveting point block are all provided with through holes, and the positioning pins are inserted into the limiting grooves through the through holes.
Furthermore, in order to facilitate the sliding of the push-pull sliding block on the base, a handle is fixedly connected to the sliding block.
The utility model provides a pair of sensor protection casing pressure equipment and riveting point device have simplified the assembly process, merge traditional four processes into one process and can accomplish, and the accuracy when riveting point has been guaranteed to the location structure of lower mould simultaneously has improved the work efficiency of assembly.
The present invention will be described in more detail with reference to the accompanying drawings and examples.
Drawings
Fig. 1 is the utility model relates to a sensor protection casing pressure equipment and riveting point device stereogram.
Fig. 2 is the utility model relates to a cross-sectional view of sensor protection casing pressure equipment and riveting point device.
Fig. 3 is the structure explosion diagram of well third locating piece, third riveting point piece, sensor stopper, locating pin and pressure spring of the utility model.
Fig. 4 is a schematic view of the structure and installation of the pneumatic wheel speed sensor assembled according to the present invention.
Detailed Description
The sensor protective cover press-fitting and riveting device shown in fig. 1 and 2 comprises an upper die 1 and a lower die 2, wherein the upper die 1 is fixed at the upper end of a punch press, and the lower die 2 is fixed on a platform of the punch press. Fig. 4 is a schematic diagram of the structure and installation method of the sensor and the protective cover, and the sensor structure includes a sensor head injection molded body 31, a protective cover 32 and a rivet 33.
The upper die 1 comprises a first pressing plate 11, a second pressing plate 12, a connecting rod 13, a prepressing block 15, a first punching block 16a, a second punching block 16b and a third punching block 16c, wherein the connecting rod 13 is fixedly connected to the first pressing plate 11, and the connecting rod 13 is used for being fixed at the upper end of a punch press; the lower end of the first pressure plate 11 is provided with a second pressure plate 12 which can be fixedly connected by screws; a prepressing block 15 with a spring 14 and penetrating the concave hole downwards is arranged in the concave hole of the second pressing plate 12, and a first punching block 16a, a second punching block 16b and a third punching block 16c which surround the prepressing block 15, are correspondingly distributed according to the riveting point angle of the sensor protective cover and are all provided with inclined planes are further arranged at the lower end of the second pressing plate 12;
as shown in fig. 1 and fig. 2, the lower mold 2 includes a base 21 with a slide rail, a slider 22, a fixing seat 23, a first positioning block 24a, a first riveting point block 25a, a second positioning block 24b, a second riveting point block 25b, a third positioning block 24c, a third riveting point block 25c, and a sensor limiting block 26c, and the base 21 is provided with a limiting slide groove 211 along the slide rail direction; the base 21 is also provided with a sliding block 22 which is matched with the sliding rail and is limited by a limiting sliding groove 211, and the sliding block 22 can be pushed to move back and forth by a hand or other equipment through a handle 221, so that the sensor assembly can be conveniently placed in and taken out; the sliding block 22 is provided with a fixed seat 23, and the sliding block 22 and the fixed seat 23 can be fixedly connected by a screw 27; a concave hole 231 matched with the sensor protective cover is arranged on the fixed seat 23; the fixed seat 23 is further provided with a first positioning block 24a, a second positioning block 24b and a third positioning block 24c which surround the concave hole 231 and are correspondingly distributed according to the riveting point angle of the protective cover, and the first positioning block 24a, the second positioning block 24b and the third positioning block 24c are respectively provided with a positioning slide rail; the first positioning block 24a, the second positioning block 24b and the third positioning block 24c are respectively provided with a first riveting point block 25a, a second riveting point block 25b and a third riveting point block 25c which are matched with the positioning slide rails, a sensor limiting block 26c fixedly connected with the third positioning block 24c is further arranged above the third riveting point block 25c, the third riveting point block 25c can move between the third positioning block 24c and the sensor limiting block 26c, and the sensor limiting block 26c is provided with a sensor limiting groove 261c matched with the head of the sensor.
With reference to fig. 1 and 3, fig. 3 shows a sensor limiting groove 261c on the sensor limiting block 26c, an inclined surface 251c, a rivet head 252c and a through hole 253c on the third rivet point block 25c, and a positioning pin 28, a pressure spring 29 and a limiting groove 241c on the third positioning block 24 c. As can be seen from fig. 1, three sets of positioning blocks and riveting point block structures which use the concave hole 231 as a circle center and are arranged corresponding to the riveting point angle of the protective cover are installed on the fixing seat 23 above the lower die 2, and the positioning blocks and riveting point block structures in fig. 3 are different from the other two sets of positioning blocks and riveting point block structures in that a sensor limiting block 26c is additionally arranged.
The positions of the first riveting point block 25a, the second riveting point block 25b and the third riveting point block 25c relative to the riveting points of the sensor protective cover are provided with riveting heads; the first riveting point block 25a, the second riveting point block 25b and the third riveting point block 25c are respectively provided with an inclined plane which is opposite to the direction of the riveting head and is parallel to the inclined planes of the first punching block 16a, the second punching block 16b and the third punching block 16c correspondingly.
In order to increase the stability when the inclined surface of the third punching block 16c presses the inclined surface of the third riveting point block 25c, the third punching block 16c is composed of two punching pins which are arranged in parallel, meanwhile, in order to prevent the punching pins from blocking the sensor limiting groove 261c, the distance between the two punching pins is larger than the width of the sensor limiting groove 261c, and when the upper die 1 presses down, the two punching pins are respectively positioned at two sides of the sensor limiting groove 261 c.
In order to facilitate the automatic return of the three riveting point blocks and limit the riveting point blocks, limiting grooves are formed in one surfaces of the first positioning block 24a, the second positioning block 24b and the third positioning block 24c along the direction of the slide rail, and positioning pins and pressure springs are arranged in the limiting grooves; the first riveting point block 25a, the second riveting point block 25b and the third riveting point block 25c are all provided with through holes, and the positioning pins are inserted into the limiting grooves through the through holes.
In order to facilitate the sliding of the push-pull slider on the base, a handle 221 is fixedly connected to the slider 22.
When the sensor protection cover 32 needs to be assembled, the protection cover 32 is placed in the concave hole 231 of the lower die 2, the sensor head injection molding body 31 is preassembled in the protection cover 32, and the cable part of the sensor head injection molding body 31 is placed in the sensor limiting groove 261c of the sensor limiting block 26c, so that the direction is fixed. When the upper end of the punch descends, the sensor head injection molding body 31 can be pressed into the protective cover 32 firstly because the spring 14 is arranged in the prepressing block 15 of the upper die 1; meanwhile, three punching blocks (a first punching block 16a, a second punching block 16b and a third punching block 16c) on the upper die 1 press down three corresponding riveting point blocks (a first riveting point block 25a, a second riveting point block 25b and a third riveting point block 25c) on the lower die 2, and as the contact surfaces of the three punching blocks and the three riveting point blocks are designed into corresponding inclined surfaces, mutual acting force is generated between the inclined surfaces, namely, the inclined surfaces of the punching blocks can be used for pushing the riveting point blocks to slide towards the riveting points, and further, the riveting point fixing is carried out on the protective cover. When the assembly is completed, the upper die of the punch press moves upwards, the three punching blocks are separated from the three riveting point blocks, the three riveting point blocks are pushed away in the opposite direction by the pressure springs in the limiting grooves of the three positioning blocks, and the protective cover 32 is loosened.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited to the above embodiments, and various modifications made by the method concept and technical solution of the present invention or those directly applied to other applications without modification fall within the protection scope of the present invention.
Claims (4)
1. A sensor protective cover press-mounting and riveting device comprises an upper die (1) and a lower die (2), it is characterized in that the upper die (1) comprises a first pressing plate (11), a second pressing plate (12), a connecting rod (13), a pre-pressing block (15), a first punching block (16a), a second punching block (16b) and a third punching block (16c), a connecting rod (13) is arranged on the first pressing plate (11), a second pressing plate (12) is arranged at the lower end of the first pressing plate (11), a pre-pressing block (15) which is provided with a spring (14) and penetrates through the concave hole downwards is arranged in the concave hole of the second pressing plate (12), the lower end of the second pressure plate (12) is also provided with a first punching block (16a), a second punching block (16b) and a third punching block (16c) which surround the pre-pressing block (15), are correspondingly distributed according to the riveting point angle of the sensor protective cover and are all provided with inclined planes;
the lower die (2) comprises a base (21) with a slide rail, a slide block (22), a fixed seat (23), a first positioning block (24a), a first riveting point block (25a), a second positioning block (24b), a second riveting point block (25b), a third positioning block (24c), a third riveting point block (25c) and a sensor limiting block (26c), and a limiting slide groove (211) is formed in the base (21) along the slide rail direction; the base (21) is also provided with a sliding block (22) which is matched with the sliding rail and is limited by a limiting sliding groove (211); a fixed seat (23) is arranged on the sliding block (22), and a concave hole (231) matched with the sensor protective cover is arranged on the fixed seat (23); the fixing seat (23) is further provided with a first positioning block (24a), a second positioning block (24b) and a third positioning block (24c) which surround the concave hole (231) and are correspondingly distributed according to the riveting point angle of the protective cover, and the first positioning block (24a), the second positioning block (24b) and the third positioning block (24c) are respectively provided with a positioning slide rail; a first riveting point block (25a), a second riveting point block (25b) and a third riveting point block (25c) which are matched with the positioning slide rails are respectively arranged on the first positioning block (24a), the second positioning block (24b) and the third positioning block (24 c); a sensor limiting block (26c) fixedly connected with the third positioning block (24c) is further arranged above the third riveting point block (25c), and a sensor limiting groove (261c) matched with the head of the sensor is formed in the sensor limiting block (26 c);
the positions of the first riveting point block (25a), the second riveting point block (25b) and the third riveting point block (25c) relative to the riveting point of the sensor protective cover are provided with riveting heads; and inclined planes which are parallel to the inclined planes on the first punching block (16a), the second punching block (16b) and the third punching block (16c) are respectively arranged at the ends, opposite to the riveting head direction, of the first riveting block (25a), the second riveting block (25b) and the third riveting block (25 c).
2. The sensor protective cover press-fitting and riveting device as claimed in claim 1, wherein the third punch block (16c) is composed of two punch pins arranged in parallel, and when the upper die (1) is pressed down, the two punch pins are respectively positioned at two sides of the sensor limiting groove (261 c).
3. The sensor protection cover press-fitting and riveting device according to claim 1, wherein one surfaces of the first positioning block (24a), the second positioning block (24b) and the third positioning block (24c) along the direction of the slide rail are provided with limiting grooves, and a pressure spring and a positioning pin are arranged in each limiting groove; the first riveting point block (25a), the second riveting point block (25b) and the third riveting point block (25c) are all provided with through holes, and the positioning pins are inserted into the limiting grooves through the through holes.
4. The sensor protective cover press-fitting and riveting device as claimed in claim 1, wherein a handle (221) is fixedly connected to the sliding block (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020871194.3U CN212603504U (en) | 2020-05-22 | 2020-05-22 | Sensor protection casing pressure equipment and riveting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020871194.3U CN212603504U (en) | 2020-05-22 | 2020-05-22 | Sensor protection casing pressure equipment and riveting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212603504U true CN212603504U (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020871194.3U Active CN212603504U (en) | 2020-05-22 | 2020-05-22 | Sensor protection casing pressure equipment and riveting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212603504U (en) |
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2020
- 2020-05-22 CN CN202020871194.3U patent/CN212603504U/en active Active
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