CN211804706U - Roll up round pin pressure equipment device - Google Patents
Roll up round pin pressure equipment device Download PDFInfo
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- CN211804706U CN211804706U CN202020284497.5U CN202020284497U CN211804706U CN 211804706 U CN211804706 U CN 211804706U CN 202020284497 U CN202020284497 U CN 202020284497U CN 211804706 U CN211804706 U CN 211804706U
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Abstract
A roll pin press-mounting device comprises a workpiece positioning mechanism, a roll pin positioning mechanism and a pressure rod; the workpiece positioning mechanism comprises a positioning pin for positioning a workpiece to be processed; the winding pin positioning mechanism comprises a hollow winding pin guide column, and the winding pin guide column is positioned above the positioning pin and is concentric with the positioning pin; the compression bar is arranged in the rolling pin guide post. The utility model discloses when the round pin is rolled up in the pressure equipment, treat the work piece of processing through the locating pin location, then place the roll round pin in rolling up the round pin guide post, promote the depression bar downwards through the press, can be with rolling up in the round pin work piece of impressing to the round pin is not damaged in the assurance.
Description
Technical Field
The utility model relates to an automobile parts assembly quality, especially a roll up round pin pressure equipment device.
Background
When automobile parts are assembled, the roll pin is required to be pressed frequently, and when the roll pin is pressed, a workpiece is easy to be damaged by pulling, the roll pin is pressed to deform and cannot be pressed, and the roll pin can be damaged to deform to cause functional failure, so that the safety performance of an automobile is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the rolling pin press-fitting device overcomes the defect that the rolling pin is easy to damage during press-fitting, and is safe and reliable without damaging a workpiece and the rolling pin.
The utility model adopts the technical proposal that: a roll pin press-mounting device comprises a workpiece positioning mechanism, a roll pin positioning mechanism and a pressure rod; the workpiece positioning mechanism comprises a positioning pin for positioning a workpiece to be processed; the winding pin positioning mechanism comprises a hollow winding pin guide column, and the winding pin guide column is positioned above the positioning pin and is concentric with the positioning pin; the compression bar is arranged in the rolling pin guide post.
In the scheme, when the coil pin is pressed and mounted, a workpiece to be processed is positioned through the positioning pin, then the coil pin is placed in the coil pin guide column, the press rod is pushed downwards through the press, and then the coil pin is pressed into the workpiece.
Preferably, the positioning pin is arranged on the positioning block (1) through a return spring; and the roll pin guide column is fixedly arranged on the positioning block through a connecting block.
Through the arrangement, when the coil pin is pressed into a workpiece, the positioning pin moves downwards along with the coil pin; when the coil pin is pressed to a set depth in the workpiece, the compression bar returns to the original position, and the workpiece and the positioning pin are ejected out under the action of the return spring without manual workpiece taking.
Preferably, the workpiece positioning mechanism further comprises a rough positioning device and a supporting device, the rough positioning device is used for roughly positioning the workpiece to be machined, and the supporting device is used for supporting the workpiece to be machined.
Preferably, the coarse positioning device comprises a first stop block and a second stop block, and the first stop block and the second stop block are fixed on the positioning block and are respectively positioned on two opposite sides of the positioning pin; the supporting device comprises a first supporting block and a second supporting block, wherein the first supporting block and the second supporting block are respectively positioned at two adjacent sides of the positioning block and are used for supporting a pressed workpiece.
Preferably, the positioning block, the first supporting block and the second supporting block are all fixed on the bottom plate, so that the whole workpiece positioning mechanism can be fixed on the pressing machine equipment through the bottom plate.
Preferably, the surface of the positioning block on which the positioning pin is arranged is a conical surface, so that a workpiece can be conveniently placed, and the workpiece is prevented from sliding left and right.
Preferably, the positioning block is internally provided with an embedding sleeve, and the positioning pin and the return spring are arranged in the embedding sleeve.
Preferably, the positioning block is provided with a U-shaped groove, and the connecting block is arranged in the U-shaped groove; the U-shaped groove is favorable for positioning the position of the connecting block at the positioning block, and the rolling pin guide column and the positioning pin are concentric.
The utility model has the advantages that: the roll pin press-fitting device is simple in structure, safe and reliable, does not damage the workpiece and the roll pin when the roll pin is pressed and fitted, and provides more reliable quality guarantee for the safety of an automobile; after the press mounting is finished, the workpiece and the positioning pin can be automatically ejected, and time and labor are saved.
Drawings
FIG. 1 is a schematic partial sectional view of the roll pin press-fitting device of the present invention;
FIG. 2 is a front perspective view of the rolling pin press-fitting device of the present invention;
FIG. 3 is a reverse side perspective view of the roll pin press-fitting device of the present invention;
fig. 4 is a schematic view of a press-fitting workpiece.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1 to 4, a roll pin press-fitting device includes a workpiece positioning mechanism, a roll pin positioning mechanism, a press rod 11, and a bottom plate 12.
The workpiece positioning mechanism comprises a positioning block 1, a positioning pin 2, a reset spring 3, a coarse positioning device formed by a first stop block 4 and a second stop block 5, an inlay sleeve 6, a first supporting block 7 and a supporting device formed by a second supporting block 8, wherein the positioning block 1 is arranged on a bottom plate 12, the inlay sleeve 6 is arranged in the positioning block 1, and the positioning pin 2 is arranged in the inlay sleeve 6 through the reset spring 3 and used for accurately positioning a workpiece; the first stop block 4 and the second stop block 5 are fixed on two opposite sides of the positioning block 1 through screws and used for roughly positioning workpieces, and the first support block 7 and the second support block 8 are fixed on the bottom plate 12 through screws and located on two adjacent sides of the positioning block 1 and used for supporting a pressed first workpiece 14 and a pressed second workpiece 15.
The roll pin positioning mechanism comprises a connecting block 9 and a hollow roll pin guide post 10, the roll pin guide post 10 and the connecting block 9 are installed in a clearance fit mode, the connecting block 9 is installed in a U-shaped groove 1a formed in the positioning block 1 and fixedly connected through a screw, the roll pin guide post 10 and the positioning pin 2 are guaranteed to be concentric, and the roll pin press-fitting quality is guaranteed.
When the roll pin 13 is pressed, the pressing rod 11 is fixedly connected with an upper die of a press, the bottom plate 12 is fixedly connected with a lower die of the press, and the bottom plate 12 is fixedly connected with a workpiece positioning device through screws, so that stable pressing quality is ensured when the press runs stably.
The utility model discloses roll up round pin pressure equipment device's pressure equipment process as follows:
1. before the device is used, a proper servo press with a pressure sensor is selected according to different press-fitting products, the limiting height of the press is adjusted, a workpiece positioning mechanism is fixed on a bottom plate of the servo press through the bottom plate 12, a pressing rod 11 is fixed on an upper die of the servo press, and the press-fitting positions of the pressing rod 11 and a positioning pin 2 are guided through a circular hole 10a of a rolling pin guide column 10.
2. And starting the servo press equipment, confirming that the pressing rod 11 is separated from the rolling pin guide post 10, wherein the distance is more than 60mm, and ensuring that the rolling pin is conveniently placed.
3. Preparing for placing workpieces, sleeving a hole 14b in a first workpiece 14 and a second workpiece 15 into a third workpiece 16, aligning two circular holes 14a and 16a, attaching a conical surface 14c in the combined first workpiece 14 to a conical surface 1b in a positioning block 1, sleeving small circular holes 14a and 16a into a positioning pin 2 to ensure that the workpieces are concentric with a hole 10a of a coil pin guide post 10, supporting the combined workpieces by a first supporting block 7 and a second supporting block 8 to ensure that the workpieces are stably placed, limiting the end surfaces 15a of the workpieces 15 in front and back of a first stop 4 and a second stop 5 to ensure that the workpieces cannot move in front and back when being pressed and ensure stable pressing quality, finally placing a coil pin 13 into the hole 10a of the coil pin guide post 10 to ensure that the coil pin 13 is in contact with the hole 14a in the first workpiece 14, and ensuring that 3/4 of the coil pin 13 is in the hole 10a of the coil pin guide post 10a during pressing and the coil pin 13 and the first workpiece 14, The small round holes 14a and 16a of the second workpiece 16 are concentric, and the press-fitting quality is stable.
4. After the workpieces are placed, a servo press is started, a pressure rod 11 enters a hole 10a of a winding pin guide post 10 downwards, contacts a winding pin 13 and continues to downwards press the winding pin 13 into two small round holes of a first workpiece 14 and a second workpiece 16, the winding pin 13 is pressed into an accurate depth according to a press-fitting distance set by equipment, a pressure value of the winding pin is determined, and the positioning pin 2 is withdrawn from the workpieces under the action of the winding pin 13.
5. After the press mounting is finished, the press rod 11 returns to the original position, the press-mounted workpiece is ejected out by the positioning pin 2 under the action of the return spring 3, the press-mounted workpiece is taken out, the positioning pin 2 returns to the initial position under the action of the return spring 3a, and the next group of press mounting can be carried out.
Claims (8)
1. A roll pin press-fitting device is characterized by comprising a workpiece positioning mechanism, a roll pin positioning mechanism and a pressure lever (11); the workpiece positioning mechanism comprises a positioning pin (2) for positioning a workpiece to be machined; the roll pin positioning mechanism comprises a hollow roll pin guide column (10), and the roll pin guide column (10) is positioned above the positioning pin (2) and is concentric with the positioning pin (2); the pressing rod (11) is arranged in the winding pin guide column (10).
2. The roll pin press-fitting device according to claim 1, wherein the positioning pin (2) is mounted on the positioning block (1) through a return spring (3); and the roll pin guide column (10) is fixedly arranged on the positioning block (1) through a connecting block (9).
3. The roll pin press-fitting device according to claim 2, wherein the workpiece positioning mechanism further comprises a rough positioning means for roughly positioning the workpiece to be machined and a supporting means for supporting the workpiece to be machined.
4. A roll pin press-fitting device according to claim 3, wherein the coarse positioning device comprises a first stop block (4) and a second stop block (5), and the first stop block (4) and the second stop block (5) are fixed on the positioning block (1) and are respectively positioned at two opposite sides of the positioning pin (2); the supporting device comprises a first supporting block (7) and a second supporting block (8), wherein the first supporting block (7) and the second supporting block (8) are respectively positioned on two adjacent sides of the positioning block (1).
5. The roll pin press-fitting device according to claim 4, wherein the positioning block (1), the first supporting block (7) and the second supporting block (8) are fixed on the base plate (12).
6. A roll pin press-fitting device according to claim 2, wherein the surface of the positioning block (1) on which the positioning pin (2) is provided with a tapered surface (1 b).
7. The roll pin press-fitting device according to claim 2, wherein an insert sleeve (6) is arranged in the positioning block (1), and the positioning pin (2) and the return spring (3) are arranged in the insert sleeve (6).
8. The roll pin press-fitting device according to claim 2, wherein the positioning block (1) is provided with a U-shaped groove (1 a), and the connecting block (9) is arranged in the U-shaped groove (1 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020284497.5U CN211804706U (en) | 2020-03-10 | 2020-03-10 | Roll up round pin pressure equipment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020284497.5U CN211804706U (en) | 2020-03-10 | 2020-03-10 | Roll up round pin pressure equipment device |
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| Publication Number | Publication Date |
|---|---|
| CN211804706U true CN211804706U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020284497.5U Active CN211804706U (en) | 2020-03-10 | 2020-03-10 | Roll up round pin pressure equipment device |
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| CN (1) | CN211804706U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114310240A (en) * | 2021-12-23 | 2022-04-12 | 柳州上汽汽车变速器有限公司 | Elastic pin press-fitting base |
-
2020
- 2020-03-10 CN CN202020284497.5U patent/CN211804706U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114310240A (en) * | 2021-12-23 | 2022-04-12 | 柳州上汽汽车变速器有限公司 | Elastic pin press-fitting base |
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| CP03 | Change of name, title or address |
Address after: No. 18, Changjie North Road, Xingsha Industrial Base (Changlong Street), Changsha Economic and Technological Development Zone, Changsha, Hunan Province, 410137 Patentee after: Pangeo Technology Co.,Ltd. Address before: 410119 No.18, Changjie North Road, Changlong street, Xingsha industrial base, Changsha Economic and Technological Development Zone, Hunan Province Patentee before: PANGEO (HUNAN) INDUSTRIAL Co.,Ltd. |