CN217732136U - Pneumatic chuck jacking structure and material rolling device - Google Patents
Pneumatic chuck jacking structure and material rolling device Download PDFInfo
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- CN217732136U CN217732136U CN202221707053.3U CN202221707053U CN217732136U CN 217732136 U CN217732136 U CN 217732136U CN 202221707053 U CN202221707053 U CN 202221707053U CN 217732136 U CN217732136 U CN 217732136U
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Abstract
The utility model discloses a pneumatic chuck top tight structure and coiling material device belongs to the coiling material equipment. The device comprises a rack and two jacking mechanisms distributed on two sides of the rack in a mirror image manner; the jacking mechanism comprises a first mounting seat mounted on the rack, a first bearing arranged on the first mounting seat, a mandrel arranged in the first bearing in a sliding mode, a pneumatic tensioning top head arranged at one end, close to the center of the rack, of the mandrel, and an execution assembly arranged at the other end of the mandrel and suitable for driving the mandrel to move along the axial direction. The utility model discloses a pneumatic tight dual function in axial top that rises of top and dabber that rises makes things convenient for the installation of coil stock axle on the one hand, and on the other hand improves the clamping-force to the coil stock axle. Meanwhile, the connecting block and the mandrel are in clearance fit or interference fit, so that the synchronous rotation of the mandrel and the coiling shaft can be realized, and automatic coiling is realized.
Description
Technical Field
The utility model belongs to coiling equipment, especially a pneumatic chuck top tight structure and coiling mechanism.
Background
At present, the fixing and transmission mode of the coiling shaft in the domestic non-woven industry basically adopts a safety chuck or axial jacking equipment, the safe chuck is inconvenient to clamp when the shaft is replaced, and the required shaft is larger in size and high in manufacturing cost after the width of a door is widened and the weight is increased. The jacking device basically adopts the cylinder to push the shaft to do linear motion so as to fix the axial motion of the shaft, and the form only provides friction force by axial force to prevent the jacked shaft from rotating. When a scene with large tension is encountered, the axial friction force alone is not enough to counteract the tension.
The two structures can not realize the automation of shaft mounting.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical defect, the utility model provides a pneumatic chuck tightly-pushing structure and coiling material device to solve the problem that the background art relates.
The utility model provides a pneumatic chuck top compact structure and coiling material device, include:
a frame;
the two jacking mechanisms are distributed on two sides of the rack in a mirror image manner; the jacking mechanism comprises a first mounting seat mounted on the rack, a first bearing arranged on the first mounting seat, a mandrel arranged in the first bearing in a sliding mode, a pneumatic tensioning top head arranged at one end, close to the center of the rack, of the mandrel, and an execution assembly arranged at the other end of the mandrel and suitable for driving the mandrel to move along the axial direction.
Preferably or optionally, a connecting block is sleeved on the inner side of the first bearing, a driving wheel is arranged on the outer side of the connecting block, and the driving wheel is in transmission connection with a driving motor to drive the mandrel to rotate.
Preferably or optionally, the connecting block and the mandrel are axially slidably connected but circumferentially relatively fixed.
Preferably or optionally, the mandrel outer surface is provided with protrusions distributed parallel to the axial direction; and a clamping groove matched with the connecting block is arranged on the inner surface of the connecting block.
Preferably or optionally, the execution component comprises: the connecting rod is arranged between the cylinder output shaft and the outer part of the second bearing.
Preferably or optionally, the tail part of the mandrel is further provided with a second mounting seat for mounting and fixing the second bearing.
Preferably or optionally, the pneumatic tensioning plug comprises:
the air guide device comprises a body part, a first air guide channel and a second air guide channel, wherein the body part is provided with an air guide channel, the tail part of the body part is provided with an air cavity communicated with the air guide channel, and a push rod arranged in the air cavity;
and the clamping blocks are sleeved outside the push rod, clamping grooves are formed in the outer parts of the clamping blocks, the clamping blocks are outwards opened under the action of the push rod, and the material rolling shaft to be clamped is fixed.
The utility model also provides a coil stock device, include: the pneumatic chuck tightly pushes the material coiling shaft with the structure and the cylindrical structure; the coiling shaft is arranged between the two jacking mechanisms and is fixed through a pneumatic tensioning jacking head.
The utility model relates to a pneumatic chuck top tight structure and coiling material device compares in prior art, has following beneficial effect: the utility model discloses a pneumatic tight dual function in axial top that rises of top and dabber that rises makes things convenient for the installation of coil stock axle on the one hand, and on the other hand improves the clamping-force to the coil stock axle. Meanwhile, the connecting block and the mandrel are in clearance fit or interference fit, so that the synchronous rotation of the mandrel and the coiling shaft can be realized, and automatic coiling is realized.
Drawings
Fig. 1 is a schematic structural diagram of a material rolling device in the present invention.
Fig. 2 is a schematic structural diagram of the middle tightening mechanism of the present invention.
The reference signs are: the device comprises a frame 10, a first mounting base 20, a first bearing 30, a connecting block 40, a mandrel 50, a pneumatic tensioning top 60, an actuating assembly 70, a driving wheel 80, a winding shaft 90, an air cylinder 71, a second bearing 72, a connecting rod 73 and a limiting piece 74.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.
Referring to fig. 1 to 2, a material rolling apparatus includes: the device comprises a frame 10, a material rolling shaft 90 with a cylindrical structure and two tightening mechanisms. The two jacking mechanisms are distributed on two sides of the rack 10 in a mirror image manner; the tight mechanism in top includes: the device comprises a first mounting seat 20, a first bearing 30, a connecting block 40, a mandrel 50, a pneumatic tensioning plug 60 and an actuating assembly 70. The first mounting seat 20 is mounted on the frame 10, a first bearing 30 is disposed on the first mounting seat 20, the connecting block 40 and the mandrel 50 are slidably mounted inside the first bearing 30, a pneumatic tensioning plug 60 is disposed at one end of the mandrel 50 close to the center of the frame 10, and an actuating assembly 70 adapted to drive the mandrel 50 to move in the axial direction is disposed at the other end of the mandrel 50. The material rolling shaft 90 is arranged between the two jacking mechanisms and is fixed by the pneumatic tensioning jacking head 60.
Specifically, the connecting block 40 is disposed outside the mandrel 50, and is sleeved inside the first bearing 30, a driving wheel 80 is disposed outside the connecting block 40, the driving wheel 80 is connected with a driving motor in a transmission manner to drive the mandrel 50 to rotate, and the connecting block 40 and the mandrel 50 are axially connected in a sliding manner but circumferentially fixed relatively. In particular, the mandrel 50 may be provided on its outer surface with projections distributed parallel to the axial direction; and a clamping groove matched with the connecting block 40 is arranged on the inner surface of the connecting block. The protrusion can axially move along the clamping groove, and when the connecting block rotates, the protrusion is limited by the clamping groove and drives the mandrel to rotate along with the connecting block.
Referring to fig. 2, the actuator assembly 70 includes: the device comprises a plurality of air cylinders 71 installed on the frame 10, a second bearing 72 sleeved at the tail part of the mandrel 50, and a connecting rod 73 arranged outside an output shaft of the air cylinders 71 and the second bearing 72. In addition, a limiting member 74 is further disposed at the tail of the mandrel 50 for limiting the actuating assembly 70.
The pneumatic tensioning plug 60 is inserted into the winding shaft 90, the pneumatic tensioning plug 60 is inflated to abut against the inner wall of the winding shaft 90, so that the winding shaft 90 is fixed, and the pneumatic tensioning plug 60 can be directly a commercially available product. To facilitate the reader's better understanding of the pneumatic tensioning plug 60, an illustrative example of the pneumatic tensioning plug 60 is now provided, the pneumatic tensioning plug 60 including: the device comprises a body part, an air guide channel, a push rod and a plurality of clamping blocks. The body part is provided with an air guide channel on the body part, the tail part of the body part is provided with an air cavity communicated with the air guide channel, and a push rod arranged in the air cavity; the wedge-shaped clamping blocks are sleeved outside the push rod, clamping grooves are formed in the outer portions of the clamping blocks, the tail portion of the push rod is an inclined surface and abuts against the inclined surface of the clamping block, the inclined surface is outwards opened under the action of the push rod, and the material coiling shaft 90 to be clamped is fixed.
In order to facilitate understanding of the technical scheme of the coiling device, the working principle of the coiling device is briefly explained: when the pneumatic tensioning jack is used, the air cylinder 71 drives the mandrel 50 to move towards one side far away from the rack 10, the coiling shaft 90 is placed between the two jacking mechanisms, then the pneumatic tensioning jack 60 is inflated to abut against the inner wall of the coiling shaft 90, the coiling shaft 90 is fixed, and meanwhile, the air cylinder 71 drives the mandrel 50 to move towards the center far away from the rack 10, so that the coiling shaft 90 is clamped. Because the connecting block 40 and the mandrel 50 are in matched rotary connection of the protrusion and the clamping groove, the mandrel 50 and the coiling shaft 90 are driven to rotate by the driving wheel 80, and automatic feeding of the coiling device is realized.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.
Claims (8)
1. The utility model provides a pneumatic chuck puller structure which characterized in that includes:
a frame;
the two jacking mechanisms are distributed on two sides of the rack in a mirror image manner; the jacking mechanism comprises a first mounting seat mounted on the rack, a first bearing arranged on the first mounting seat, a mandrel arranged in the first bearing in a sliding mode, a pneumatic tensioning top head arranged at one end, close to the center of the rack, of the mandrel, and an execution assembly arranged at the other end of the mandrel and suitable for driving the mandrel to move along the axial direction.
2. The pneumatic chuck jacking structure according to claim 1, wherein a connecting block is sleeved on the inner side of the first bearing, and a driving wheel is arranged on the outer side of the connecting block and is in transmission connection with a driving motor to drive the spindle to rotate.
3. The pneumatic chuck jacking structure according to claim 2, wherein the connecting block is axially slidably connected with the mandrel but circumferentially fixed relative to the mandrel.
4. The pneumatic chuck jacking structure according to claim 3, wherein the outer surface of the spindle is provided with protrusions distributed parallel to the axial direction; and a clamping groove matched with the connecting block is arranged on the inner surface of the connecting block.
5. The pneumatic collet jacking structure of claim 1, wherein said actuating assembly comprises: the connecting rod is arranged between the cylinder output shaft and the outer part of the second bearing.
6. The pneumatic chuck jacking structure according to claim 5, wherein a second mounting seat is further provided at the tail part of the mandrel for mounting and fixing the second bearing.
7. The pneumatic chuck jacking structure according to claim 1, wherein the pneumatic tensioning jacking head comprises:
the air guide device comprises a body part, a first air guide channel and a second air guide channel, wherein the body part is provided with an air guide channel, the tail part of the body part is provided with an air cavity communicated with the air guide channel, and a push rod arranged in the air cavity;
the clamping blocks are sleeved outside the push rod; and a clamping groove is arranged outside the clamping block, and the clamping groove is outwards opened under the action of the push rod to fix the material coiling shaft to be clamped.
8. A coil stock device, comprising: the pneumatic chuck jacking structure and the bobbin of the cylindrical structure as claimed in any one of claims 1 to 7; the coiling shaft is arranged between the two jacking mechanisms and is fixed through a pneumatic tensioning jacking head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221707053.3U CN217732136U (en) | 2022-07-04 | 2022-07-04 | Pneumatic chuck jacking structure and material rolling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221707053.3U CN217732136U (en) | 2022-07-04 | 2022-07-04 | Pneumatic chuck jacking structure and material rolling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217732136U true CN217732136U (en) | 2022-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221707053.3U Active CN217732136U (en) | 2022-07-04 | 2022-07-04 | Pneumatic chuck jacking structure and material rolling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217732136U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115872234A (en) * | 2023-03-09 | 2023-03-31 | 烟台东牧精密线材有限公司 | Full-automatic winding displacement mechanism of enamelling machine double-shaft winding machine |
| CN116902638A (en) * | 2023-09-12 | 2023-10-20 | 鲸鱼智慧物流(连云港)有限公司 | Pneumatic safety chuck |
-
2022
- 2022-07-04 CN CN202221707053.3U patent/CN217732136U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115872234A (en) * | 2023-03-09 | 2023-03-31 | 烟台东牧精密线材有限公司 | Full-automatic winding displacement mechanism of enamelling machine double-shaft winding machine |
| CN116902638A (en) * | 2023-09-12 | 2023-10-20 | 鲸鱼智慧物流(连云港)有限公司 | Pneumatic safety chuck |
| CN116902638B (en) * | 2023-09-12 | 2023-12-01 | 鲸鱼智慧物流(连云港)有限公司 | Pneumatic safety chuck |
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