CN220881245U - EPS axle center adjusting pin feeding device - Google Patents
EPS axle center adjusting pin feeding device Download PDFInfo
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- CN220881245U CN220881245U CN202322185922.1U CN202322185922U CN220881245U CN 220881245 U CN220881245 U CN 220881245U CN 202322185922 U CN202322185922 U CN 202322185922U CN 220881245 U CN220881245 U CN 220881245U
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- 238000003825 pressing Methods 0.000 claims abstract description 94
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000033001 locomotion Effects 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000009471 action Effects 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses an EPS shaft centering pin feeding device, which comprises a sliding table mechanism, a pin pressing mechanism and a pin feeding mechanism, wherein the pin pressing mechanism and the pin feeding mechanism are arranged on the sliding table mechanism; the pin conveying mechanism consists of a pin conveying pipe, an inclined pressing plate and a second cylinder, the pin conveying pipe is arranged on the sliding table mechanism, two ends of the inclined pressing plate are respectively connected with the pin pressing block and the second cylinder through cylindrical pins, and the inclined pressing plate is driven by the second cylinder to do rotary motion by taking the cylindrical pins as the center, so that pin conveying and pin pressing functions are realized. The utility model can simultaneously complete pin feeding and pin pressing actions, effectively avoid the problem of positioning failure of the shaft assembly caused by abrasion of the fixed stop, greatly ensure the product quality and improve the production efficiency.
Description
Technical Field
The utility model relates to an EPS shaft centering pressure pin feeding device, in particular to an automatic centering pressure pin feeding clamp for an electric power steering column shaft assembly, and belongs to the technical field of automobile part machining.
Background
According to the knowledge of the applicant, in the conventional electric power steering column shaft assembly adjustment, a connecting pin needs to be manually put in, then equipment is started to press in the connecting pin, the step can be carried out in a single machine state, and the defect that the connecting pin cannot be integrated can be exposed once the connecting pin is connected to a full-automatic adjustment platform; in addition, when the middle adjusting platform presses the pin, the stop is arranged on the equipment body, the position is fixed and not movable after being arranged, and once the stop is worn, the whole product can incline to the stop direction when pressing the pin.
Disclosure of utility model
The utility model aims at: aiming at the problems in the prior art, the EPS shaft centering pressure pin feeding device is reasonable in structure, convenient to use and capable of realizing full-automatic pressure pin feeding.
In order to achieve the above purpose, the specific technical scheme of the utility model is as follows: the EPS shaft centering pin feeding device comprises a sliding table mechanism, a pin pressing mechanism and a pin feeding mechanism, wherein the pin pressing mechanism and the pin feeding mechanism are arranged on the sliding table mechanism, the pin pressing mechanism comprises a driving part and a pin pressing block, and the driving part drives the pin pressing block to move along the horizontal direction; the pin conveying mechanism consists of a pin conveying pipe, an inclined pressing plate and a second cylinder, the pin conveying pipe is arranged on the sliding table mechanism, two ends of the inclined pressing plate are respectively connected with the pin pressing block and the second cylinder through cylindrical pins, and the inclined pressing plate is driven by the second cylinder to do rotary motion by taking the cylindrical pins as the center, so that pin conveying and pin pressing functions are realized.
Further, the sliding table mechanism comprises a first bottom plate, a first air cylinder fixed on the first bottom plate, a guide rail sliding block pair driven by the first air cylinder, a second bottom plate connected with the guide rail sliding block pair and a third vertical plate vertically arranged on the second bottom plate. The guide rail sliding block pair is arranged along the central line of the length direction of the first bottom plate, the second bottom plate is arranged in parallel with the first bottom plate, and is fixedly connected above the guide rail sliding block through bolts; the first air cylinder is positioned at the side edge of the second bottom plate and parallel to the second bottom plate, and is fixed on the first bottom plate through bolts, and the first air cylinder drives the second bottom plate to reciprocate in the linear direction of the guide rail sliding block pair. The third vertical plate is vertically arranged on the side edge of the second bottom plate through a bolt at the bottom of the third vertical plate and is parallel to the long edge of the first bottom plate.
Further, the first cylinder and the guide rail sliding block pair are fixedly connected through a connecting block and are parallel to each other.
Further, the pin pressing mechanism driving part comprises a servo electric cylinder, a pressure sensor and a push rod which are sequentially arranged along the power output direction;
The servo electric cylinder is fixedly connected with the third vertical plate through a bolt and is parallel to the second bottom plate, the pressure sensor is horizontally arranged at the top end of a piston rod of the servo electric cylinder, the ejector rod is horizontally arranged at the top end of the pressure sensor, and the servo electric cylinder, the pressure sensor and the second bottom plate are positioned on the same central line.
Further, the pin pressing device is further provided with a stop, the stop is connected to the second bottom plate through a bolt and located on the same axis as the driving part of the pin pressing mechanism, the stop is located at the forefront end of the extending direction of the driving part, and a U-shaped space capable of accommodating the shaft assembly to enter and exit is formed between the stop and the pin pressing block.
Further, the dowel material pipe is inserted into the third vertical plate through a profiling round hole at the end part of the dowel material pipe and then connected and fixed; the stiff end of second cylinder passes through the cylindric lock and vertically installs in the bottom of third riser, and the output passes through the bolted connection of taking the cylindric lock with the inclined pressure board, bolt screw thread end screw in inclined pressure board, and the cylindric lock is located the nut end, the cylindric lock end of the bolt of taking the cylindric lock is clearance fit with the second cylinder, can do the free activity.
Further, the rotation range of the inclined pressing plate is 0-30 degrees; when the inclined pressing plate rotates to 30 degrees, the inclined pressing plate is in an inclined state, and the pin passing holes and the pin passing material pipe holes of the inclined pressing plate are completely overlapped; when the inclined pressing plate rotates to 0 degree, the inclined pressing plate is in a horizontal state, the pin passing holes of the inclined pressing plate and the pin passing holes of the pressing pin block are completely overlapped, and the piston rod of the servo electric cylinder, the ejector rod and the pin passing holes of the pressing pin block are all in the same axis.
Compared with the prior art, the utility model has the outstanding advantages that: the EPS shaft centering pin feeding and pressing device provided by the utility model adopts full-automatic pin feeding and pressing operation, and can simultaneously complete pin feeding and pin pressing actions. Meanwhile, in the whole pin pressing process, the problem of positioning failure of the shaft assembly caused by fixed stop abrasion is effectively avoided, the product quality is greatly ensured, and the production efficiency is improved. The utility model has reasonable layout and low manufacturing cost, is suitable for batch production, and can meet the market demand of developing the work.
Drawings
The utility model is further described below with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a rear view of the present utility model.
Fig. 3 is an enlarged view of a portion of the pin pressing device and the pin feeding device of the present utility model.
Fig. 4 is a schematic structural view of the inclined platen of the present utility model.
Fig. 5 is a schematic structural view of the press pin block of the present utility model.
Description of the drawings: 1-servo electric cylinder, 2-first bottom plate, 3-first cylinder, 4-second bottom plate, 5-guide rail sliding block pair, 6-transmission material pipe, 7-third vertical plate, 8-ejector rod, 9-stop, 10-pressure sensor, 11-inclined pressing plate, 12-pin pressing block, 13-second cylinder and 14-connecting block.
Detailed Description
The structure of the EPS shaft centering pin feeding device is shown in fig. 1 and 2, and the EPS shaft centering pin feeding device comprises a sliding table mechanism, a pin feeding mechanism and a pin feeding mechanism.
The sliding table mechanism comprises a first bottom plate 2, a first cylinder 3, a second bottom plate 4, a guide rail sliding block pair 5, a third vertical plate 7 and a connecting block 14.
The first bottom plate 2 is placed at the bottommost part, the guide rail sliding block pair 5 is arranged along the central line of the length direction of the first bottom plate 2, the second bottom plate 4 is arranged in parallel with the first bottom plate 2, and the guide rail sliding block pair is fixedly connected above the guide rail sliding block through bolts.
The first air cylinder 3 is positioned at the side edge of the second bottom plate 4 and parallel to the second bottom plate, and is fixed on the first bottom plate 2 through bolts, and the first air cylinder 3 drives the second bottom plate 4 to reciprocate in the linear direction of the guide rail sliding block pair 5. The third vertical plate 7 is vertically mounted to the side of the first bottom plate 2 by bolts and parallel to the long side thereof.
The pin pressing mechanism consists of a servo pressing cylinder 1, a pressure sensor 10, a push rod 8, a pin pressing block 12 and a stop 9. Wherein, servo electric jar 1 passes through bolt and third riser 7 fixed connection to parallel with second bottom plate 4. The pressure sensor 10 is horizontally arranged at the top end of a piston rod of the servo electric cylinder 1, the ejector rod is horizontally arranged at the top end of the pressure sensor 10, the top end of the piston rod of the servo electric cylinder 1, the pressure sensor 10 and the ejector rod 8 are positioned at the same center line, the pin pressing block 12 and the leaning block 9 are respectively connected to the third vertical plate 7 through bolts, and center holes of the pin pressing block 12 and the leaning block 9 are overlapped with the center line of the ejector rod 8.
The pin conveying mechanism comprises a pin conveying pipe 6, an inclined pressing plate 11 and a second air cylinder 13, wherein the pin conveying pipe 6 is inserted into the third vertical plate 7 through a profiling round hole at the end part of the pin conveying pipe and is connected with the third vertical plate 7, and the fixed end of the second air cylinder 13 is vertically arranged at the right lower corner position of the third vertical plate 7 through a cylindrical pin. The output end is connected with the inclined pressing plate 11 through a bolt with a cylindrical pin, the threaded end of the bolt is screwed into the inclined pressing plate 11, and the cylindrical pin is positioned at the end of the nut. The cylindrical pin end of the bolt with the cylindrical pin is in clearance fit with the second cylinder 13, the cylindrical light surface of the bolt can move along the circumferential direction with the second cylinder, and the other end of the inclined pressing plate 11 is connected with the pin pressing block 12 through the cylindrical pin.
The inclined pressing plate 11 is connected with the pressing pin block 12 through a cylindrical pin, the inclined pressing plate 11 is driven by the second air cylinder 13 to perform 0-30 DEG rotation movement by taking the connecting cylindrical pin as a rotation center, and when the inclined pressing plate 11 rotates to 30 DEG, the inclined pressing plate 11 is in an inclined state, and the pin passing holes of the inclined pressing plate 11 and the pin passing pipe 6 holes are completely overlapped; when the inclined pressing plate rotates to 0 degree, the inclined pressing plate 11 is in a horizontal state, and the passing pin holes of the inclined pressing plate 11 and the passing pin holes on the pressing pin block 12 are completely overlapped;
when the inclined pressing plate 11 is at 0 degree, the ejector rod 8 starts to extend, passes through the pin passing hole of the inclined pressing plate 11, contacts with the pin, continues to advance forwards, enters the pin pressing block 12, and finally reaches the outer circle surface of the shaft assembly.
The working process of the embodiment is as follows: when the sliding table mechanism is in a production preparation stage, the first air cylinder is in an open state, so that the second bottom plate reaches a preset position, and the shaft assembly can smoothly enter a gap between the pin pressing block and the stop.
And starting the second cylinder, extending a piston rod of the second cylinder, driving the inclined pressing plate to move upwards to a 30-degree hard limit position and stopping, so that the pin passing hole of the inclined pressing plate and the hole of the pin transmission pipe are completely overlapped, transmitting the pin to the bottom end of the inclined pressing plate through blowing movement, starting retracting the second cylinder after the pin is in place, driving the inclined pressing plate to move downwards, stopping until the inclined pressing plate is retracted to a 0-degree horizontal position, and completely overlapping the pin passing hole of the inclined pressing plate and the pin transmission hole of the pin transmission block.
When the shaft assembly enters a preset position between the pin pressing block and the stop, the ejector rod stretches out under the drive of the servo cylinder, firstly passes through the pin passing hole of the inclined pressing plate, and after contacting with the pin, the ejector rod continues to advance and enters the pin pressing block, and finally reaches the shaft assembly.
When the ejector rod contacts the outer circle of the shaft assembly, the second bottom plate starts to compress the first cylinder to move in the opposite direction of the extension of the ejector rod under the action of the reaction force until the stop contacts the opposite outer circle surface of the ejector rod, at the moment, the second bottom plate stops moving, the ejector rod presses the pin into the shaft assembly until the pin is pressed into the set position, and the ejector rod retreats to the initial position. At the moment, the first air cylinder pushes the second bottom plate out to the original position again after the reaction force is lost, the shaft assembly is safely withdrawn, and the pin pressing process is completed.
In addition to the implementations described above, other implementations of the utility model are possible. All technical schemes adopting equivalent substitution or equivalent transformation form fall within the protection scope of the utility model.
Claims (7)
1. The utility model provides a send pressure round pin device in EPS axle is transferred which characterized in that: the pin pressing mechanism comprises a driving part and a pin pressing block, and the driving part drives the pin pressing block to move along the horizontal direction; the pin conveying mechanism consists of a pin conveying pipe, an inclined pressing plate and a second cylinder, the pin conveying pipe is arranged on the sliding table mechanism, two ends of the inclined pressing plate are respectively connected with the pin pressing block and the second cylinder through cylindrical pins, and the inclined pressing plate is driven by the second cylinder to do rotary motion by taking the cylindrical pins as the center, so that pin conveying and pin pressing functions are realized.
2. The EPS shaft centering pin apparatus according to claim 1, characterized in that: the sliding table mechanism comprises a first bottom plate, a first air cylinder fixed on the first bottom plate, a guide rail sliding block pair driven by the first air cylinder, a second bottom plate connected with the guide rail sliding block pair and a third vertical plate vertically arranged on the second bottom plate; the guide rail sliding block pair is arranged along the central line of the length direction of the first bottom plate, the second bottom plate is arranged in parallel with the first bottom plate, and is fixedly connected above the guide rail sliding block through bolts; the first air cylinder is positioned at the side edge of the second bottom plate and parallel to the second bottom plate, and is fixed on the first bottom plate through a bolt, and the first air cylinder drives the second bottom plate to reciprocate in a translational motion along the linear direction of the guide rail slide block pair; the third vertical plate is vertically arranged on the side edge of the second bottom plate through a bolt at the bottom of the third vertical plate and is parallel to the long edge of the first bottom plate.
3. The EPS shaft centering pin feeding device according to claim 2, characterized in that: the first cylinder is fixedly connected with the guide rail sliding block pair through a connecting block, and the first cylinder and the guide rail sliding block pair are parallel to each other.
4. The EPS shaft centering pin apparatus according to claim 1, characterized in that: the pin pressing mechanism driving component comprises a servo electric cylinder, a pressure sensor and a push rod which are sequentially arranged along the power output direction;
The servo electric cylinder is fixedly connected with the third vertical plate through a bolt and is parallel to the second bottom plate, the pressure sensor is horizontally arranged at the top end of a piston rod of the servo electric cylinder, the ejector rod is horizontally arranged at the top end of the pressure sensor, and the servo electric cylinder, the pressure sensor and the second bottom plate are positioned on the same central line.
5. The EPS shaft centering pin apparatus according to claim 1, characterized in that: the pin pressing device is further provided with a stop, the stop is connected to the second bottom plate through a bolt and located on the same axis as the pin pressing mechanism driving part, the stop is located at the forefront end of the extending direction of the driving part, and a U-shaped space capable of accommodating the shaft assembly to enter and exit is formed between the stop and the pin pressing block.
6. The EPS shaft centering pin apparatus according to claim 1, characterized in that: the dowel material pipe is inserted into the third vertical plate through a profiling round hole at the end part of the dowel material pipe and then connected and fixed;
The stiff end of second cylinder passes through the cylindric lock and vertically installs in the bottom of third riser, and output passes through the bolted connection of taking the cylindric lock with the inclined pressure board, bolt screw thread end screw in inclined pressure board, and the cylindric lock is located the nut end, the cylindric lock end of the bolt of taking the cylindric lock is clearance fit with the second cylinder, and the two is the free activity.
7. The EPS shaft centering pin apparatus according to claim 6, characterized in that: the rotation range of the inclined pressing plate is 0-30 degrees; when the inclined pressing plate rotates to 30 degrees, the inclined pressing plate is in an inclined state, and the pin passing holes and the pin passing material pipe holes of the inclined pressing plate are completely overlapped; when the inclined pressing plate rotates to 0 degree, the inclined pressing plate is in a horizontal state, the pin passing holes of the inclined pressing plate and the pin passing holes of the pressing pin block are completely overlapped, and the piston rod of the servo electric cylinder, the ejector rod and the pin passing holes of the pressing pin block are all in the same axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322185922.1U CN220881245U (en) | 2023-08-15 | 2023-08-15 | EPS axle center adjusting pin feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322185922.1U CN220881245U (en) | 2023-08-15 | 2023-08-15 | EPS axle center adjusting pin feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220881245U true CN220881245U (en) | 2024-05-03 |
Family
ID=90867287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322185922.1U Active CN220881245U (en) | 2023-08-15 | 2023-08-15 | EPS axle center adjusting pin feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220881245U (en) |
-
2023
- 2023-08-15 CN CN202322185922.1U patent/CN220881245U/en active Active
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