CN220278819U - Bolt screwing device and slit gap adjusting equipment - Google Patents
Bolt screwing device and slit gap adjusting equipment Download PDFInfo
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- CN220278819U CN220278819U CN202321568937.XU CN202321568937U CN220278819U CN 220278819 U CN220278819 U CN 220278819U CN 202321568937 U CN202321568937 U CN 202321568937U CN 220278819 U CN220278819 U CN 220278819U
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- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000009471 action Effects 0.000 claims description 8
- 238000007765 extrusion coating Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 10
- 238000009434 installation Methods 0.000 description 6
- 238000000576 coating method Methods 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The embodiment of the utility model discloses a bolt screwing device and slit clearance adjusting equipment, wherein the bolt screwing device comprises: the actuating mechanism is provided with the rotating piece that is used for stretching into in the cavity of bolt, is provided with the locating part on the lateral wall of rotating piece, locating part and rotating piece swing joint are provided with the bellying in the cavity of bolt to when making the rotating piece stretch into the cavity of bolt and rotate, locating part and the bellying butt of bolt. According to the bolt screwing device, the limiting piece is movably connected to the rotating piece of the actuating mechanism, and the shrinkage and extension states of the limiting piece can be adjusted, so that the bolt and the bolt screwing device can be aligned quickly, and the bolt screwing efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of bolt screwing tools, in particular to a bolt screwing device and slit gap adjusting equipment.
Background
At present, the slit extrusion type coating die head mainly realizes the slit gap adjustment process in three modes of bolt adjustment, micrometer adjustment or stepping motor adjustment. The micrometer adjustment or the stepping motor adjustment is realized by rigidly connecting the differential head with the adjusting block by utilizing a rigid coupling, and adjusting and controlling the slit gap by adjusting the differential head. But the adjustment process of adopting the micrometer relies on the experience of an operator, the adjustment has hysteresis, and as each micrometer structure is independently connected with one adjusting piece, the height difference exists between the adjusting pieces, the quality problems such as stripes, dark marks and the like occur in the coating process, and the risk of failure of surface density control exists.
In the prior art, a bolt adjusting mode is generally adopted to realize a slit gap adjusting process, and the bolt adjusting mode is to apply an acting force to an upper die lip or a lower die lip by utilizing a bolt tightening mode so as to change the slit gap between an upper die and a lower die. However, when the socket head cap wrench is used to screw or unscrew the socket head cap bolt, the alignment of the bolt head cap and the socket head cap wrench is difficult, so that the efficiency of screwing the bolt is low.
In addition, because the screw thread is easy to wear, deform, clamping stagnation and other defects after the screw bolt is used for a long time, the quick adjustment of the coating process can not be realized, so that the slit clearance can not be accurately controlled, and the screw bolt adjustment process is seriously dependent on the experience of operators, so that the adjustment has hysteresis.
Therefore, how to improve the efficiency of screwing the bolt is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the present utility model is directed to a bolt screwing device for improving the efficiency of screwing bolts.
Another object of the present utility model is to provide a slit gap adjusting apparatus having the above-described bolt screwing device.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a bolt screwing device comprising:
the actuating mechanism is provided with the rotating piece that is used for stretching into in the cavity of bolt, be provided with the locating part on the lateral wall of rotating piece, the locating part with rotate piece swing joint, be provided with the bellying in the cavity of bolt, so that when rotating the piece stretches into rotate in the cavity of bolt, the locating part with the bellying butt of bolt.
Optionally, in the above bolt screwing device, an installation cavity is provided at an end of the rotating member, and the limiting member is movably connected in the installation cavity.
Optionally, in the above-mentioned bolt screwing device, a reset elastic member is disposed in the mounting cavity, and the reset elastic member is connected with the limiting member, so that when the rotating member stretches into the concave cavity of the bolt to rotate, the limiting member stretches out of the outer side wall of the rotating member to be abutted with the protruding portion of the bolt.
Optionally, in the above-mentioned bolt screwing device, the limiting member is provided with a guide portion for facilitating the rotation member to enter the concave cavity of the bolt.
Optionally, in the above bolt screwing device, the number of the limiting members is two, and the reset elastic member is connected between the two limiting members, so that the two limiting members stretch out of the outer side wall of the rotating member under the action of the reset elastic member.
Optionally, in the above-mentioned bolt screwing device, an end portion of the rotating member may be detachably connected with a fixing cover for fixing the stopper in the installation cavity.
Optionally, in the above bolt screwing device, the actuator includes a rotary actuator, and the rotating member is connected to the rotary actuator, and the rotary actuator is configured to drive the rotating member to rotate.
Optionally, in the above bolt screwing device, a lifting device is provided on a side wall of the actuator for adjusting a position of the actuator.
Optionally, in the above-mentioned bolt screwing device, the bolt is an inner hexagon bolt, and the protruding portion is located on an inner wall of a concave cavity of the inner hexagon bolt.
A slot gap adjustment apparatus for a slot extrusion coating die, comprising:
the surface of the adjusting bolt is coated with a QPQ structure layer;
a screwing device for screwing the adjusting bolt, the screwing device being the bolt screwing device as described in any one of the above.
According to the bolt screwing device, the rotating piece extending into the concave cavity of the bolt is arranged on the actuating mechanism, the limiting piece is movably connected to the outer side wall of the rotating piece, when the rotating piece extends into the concave cavity of the bolt, if the limiting piece is blocked by the protruding part in the concave cavity of the bolt, the limiting piece can be bent upwards or retracted, so that the rotating piece can extend into the concave cavity of the bolt, at the moment, the rotating piece can be rotated, when the rotating piece rotates by a certain angle, the limiting piece is prevented from extending out of the protruding part of the bolt, and the rotating piece is continuously rotated, so that the limiting piece is abutted with the protruding part of the bolt, and the alignment of the bolt and the bolt screwing device is completed; when the rotating piece stretches into the concave cavity of the bolt, if the limiting piece is not blocked by the protruding part in the concave cavity of the bolt, the rotating piece can be directly rotated to screw or unscrew the bolt.
Compared with the prior art, the bolt screwing device provided by the utility model has the advantages that the limiting piece is movably connected to the rotating piece of the actuating mechanism, and the shrinkage and extension states of the limiting piece can be adjusted, so that the rapid alignment of the bolt and the bolt screwing device is realized, and the bolt screwing efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only embodiments of the present application, and other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is an axial side view of a bolt screwing apparatus according to an embodiment of the present utility model;
fig. 2 is a sectional view of a bolt screwing apparatus according to an embodiment of the present utility model.
Wherein 100 is a rotary actuator, 101 is a rotary member, 102 is a limiting member, 1021 is a guide portion, 103 is a return elastic member, 104 is a fixed cover, 200 is an adjusting bolt, and 300 is a lifting device.
Detailed Description
The utility model aims at providing a bolt screwing device so as to improve the efficiency of screwing bolts.
Another core of the present utility model is to provide a slit gap adjusting apparatus having the above-described bolt screwing device.
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
As shown in fig. 1, an embodiment of the utility model discloses a bolt screwing device, which comprises an actuating mechanism. In the prior art, the slit extrusion coating die head generally adopts a bolt adjusting mode to realize the slit gap adjusting process, and the bolt adjusting mode refers to a mode of screwing a bolt, so that acting force is applied to an upper die lip or a lower die lip to change the slit gap between the upper die and the lower die. However, when the socket head cap wrench is used to screw or unscrew the socket head cap bolt, the alignment of the bolt head cap and the socket head cap wrench is difficult, so that the efficiency of screwing the bolt is low. In addition, because the screw thread is easy to wear, deform, clamping stagnation and other defects after the screw bolt is used for a long time, the quick adjustment of the coating process can not be realized, so that the slit clearance can not be accurately controlled, and the screw bolt adjustment process is seriously dependent on the experience of operators, so that the adjustment has hysteresis. According to the bolt screwing device, the limiting piece 102 is movably connected to the rotating piece 101 of the actuating mechanism, and the limiting piece 102 can adjust the shrinkage and extension states, so that the rotating piece 101 can enter the concave cavity of the bolt along any direction, the problem that the alignment of the bolt head and the inner hexagonal wrench is difficult is avoided, the rapid alignment of the bolt and the bolt screwing device is realized, and the bolt screwing efficiency is improved.
As shown in fig. 1, the actuating mechanism is provided with a rotating member 101 extending into the concave cavity of the bolt, and a limiting member 102 is arranged on the outer side wall of the rotating member 101, and the limiting member 102 is movably connected with the rotating member 101, so that the limiting member 102 can be bent upwards or retracted, and meanwhile, a protruding portion is arranged in the concave cavity of the bolt, so that when the rotating member 101 extends into the concave cavity of the bolt to rotate, the limiting member 102 is abutted with the protruding portion of the bolt. Specifically, the limiting piece 102 can be connected with the rotating piece 101 through the rotating shaft, when the limiting piece 102 is blocked by the protruding portion in the concave cavity of the bolt, the limiting piece 102 can be bent upwards, so that the rotating piece 101 enters the concave cavity of the bolt, and when the limiting piece 102 is not blocked by the protruding portion of the bolt any more, the limiting piece can automatically fall under the action of gravity. Of course, the limiting piece 102 can also be connected to the rotating piece 101 through the reset elastic piece 103, so that the limiting piece 102 can retract or extend out, when the limiting piece 102 is blocked by the protruding portion in the concave cavity of the bolt, the limiting piece 102 can retract into the rotating piece 101 under the action of extrusion, at the moment, the reset elastic piece 103 is compressed, so that the rotating piece 101 enters the concave cavity of the bolt, and when the limiting piece 102 is not blocked by the protruding portion of the bolt any more, the limiting piece 102 can rapidly extend out under the action of the elastic force of the reset elastic piece 103.
In a specific embodiment, when the rotating member 101 extends into the concave cavity of the bolt, if the limiting member 102 is blocked by the protruding portion in the concave cavity of the bolt, the limiting member 102 may be bent upward or retracted, so that the rotating member 101 may extend into the concave cavity of the bolt, and when the rotating member 101 rotates by a certain angle, the rotating member 101 may be rotated, and after the limiting member 102 avoids the protruding portion of the bolt, the initial state is recovered, i.e. the protruding state, and meanwhile, the rotating member 101 may be continuously rotated, so that the limiting member 102 abuts against the protruding portion of the bolt, thereby completing the alignment of the bolt and the bolt screwing device; when the rotating member 101 extends into the concave cavity of the bolt, if the limiting member 102 is not blocked by the protruding portion in the concave cavity of the bolt, the rotating member 101 can be directly rotated to screw or unscrew the bolt.
According to the bolt screwing device, the rotating piece 101 extending into the bolt concave cavity is arranged on the actuating mechanism, the limiting piece 102 is movably connected to the outer side wall of the rotating piece 101, when the rotating piece 101 extends into the bolt concave cavity, if the limiting piece 102 is blocked by the protruding part in the bolt concave cavity, the limiting piece 102 can be bent upwards or folded, so that the rotating piece 101 can extend into the bolt concave cavity, at the moment, the rotating piece 101 can be rotated, when the rotating piece 101 rotates by a certain angle, the limiting piece 102 is kept away from the protruding part of the bolt, and then the initial state, namely the extending state, is recovered, and meanwhile, the rotating piece 101 is continuously rotated, so that the limiting piece 102 is abutted with the protruding part of the bolt, and the alignment of the bolt and the bolt screwing device is completed; when the rotating member 101 extends into the concave cavity of the bolt, if the limiting member 102 is not blocked by the protruding portion in the concave cavity of the bolt, the rotating member 101 can be directly rotated to screw or unscrew the bolt.
Compared with the prior art, the bolt screwing device provided by the utility model has the advantages that the limiting piece 102 is movably connected to the rotating piece 101 of the actuating mechanism, and the limiting piece 102 can be adjusted to be in a contracted and extended state, so that the rotating piece 101 can enter the concave cavity of the bolt along any direction, the problem of difficult alignment of the bolt head and the inner hexagonal wrench is avoided, the rapid alignment of the bolt and the bolt screwing device is realized, and the bolt screwing efficiency is further improved.
Further, as shown in fig. 2, in a specific embodiment, an installation cavity is provided at an end of the rotating member 101, and the limiting member 102 is movably connected in the installation cavity. Specifically, a reset elastic piece 103 is arranged in the installation cavity, the reset elastic piece 103 is connected with the limiting piece 102, so that when the rotating piece 101 stretches into the concave cavity of the bolt to rotate, the limiting piece 102 stretches out of the outer side wall of the rotating piece 101 to be abutted against the convex part of the bolt under the action of elasticity, and a guide part 1021 which is convenient for the rotating piece 101 to enter the concave cavity of the bolt is arranged on the limiting piece 102, so that when the limiting piece 102 is blocked by the convex part of the bolt, the rotating piece 101 can be enabled to more smoothly enter the concave cavity of the bolt, and meanwhile, the limiting piece 102 is retracted into the rotating piece 101 under the extrusion action of the convex part of the bolt, so that the rotating piece 101 can smoothly enter the concave cavity of the bolt, and after the rotating piece 101 is rotated to avoid the convex part of the bolt, the limiting piece 102 can be quickly reset under the action of elasticity of the reset elastic piece 103, and at the moment, the rotating piece 101 can be continuously enabled to be abutted against the side surface of the convex part of the bolt, so that the bolt is driven to be screwed, and screwing or unscrewing of the bolt is realized.
Further, in the embodiment of the present utility model, the number of the limiting members 102 is two, and the restoring elastic member 103 is connected between the two limiting members 102, so that the two limiting members 102 extend out of the outer sidewall of the rotating member 101 under the elastic force of the restoring elastic member 103. And a fixed cover 104 is detachably connected to the end of the rotating member 101, the fixed cover 104 fixes the limiting member 102 in the mounting cavity, and the fixed cover 104 can be connected to the end of the rotating member 101 in a threaded connection or plug-in connection manner. The return elastic member 103 is a compression spring and is mounted in the mounting cavity, and the return elastic member 103 is encapsulated in the mounting cavity by the fixing cover 104.
Further, as shown in fig. 1 and 2, in an embodiment, the actuator includes a rotary actuator 100, and the rotating member 101 is connected to the rotary actuator 100, and the rotary actuator 100 drives the rotating member 101 to rotate. Meanwhile, a lifting device 300 is provided at a sidewall of the actuator to adjust a position of the actuator. The rotation of the rotating member 101 is driven by the rotation actuator 100 to tighten or loosen the bolt, so that the bolt adjusting process is controllable, and the problem that the adjustment has hysteresis due to the fact that the bolt adjusting process is seriously dependent on the experience of an operator is avoided. And the rotation of the rotating member 101 by the rotation actuator 100 can save a lot of manpower, and simultaneously, adjustment of batch bolts can be performed, thereby further improving the efficiency of screwing bolts. Meanwhile, the lifting device 300 is arranged on the side wall of the actuating mechanism, and can be adjusted in real time according to the distance between the actuating mechanism and the bolt, so that the bolt adjusting device is suitable for bolt adjusting work under various working conditions. The lifting device 300 may be a lifting device using a hydraulic cylinder as a driving force, or a lifting device using a rotating motor to drive a belt. The rotary actuator 100 may employ a motor, a rotary cylinder, or the like.
Further, in a specific embodiment, the bolt is a socket head cap bolt, the protruding portion is located on an inner wall of the concave cavity of the socket head cap bolt, so that after the rotating member 101 enters the concave cavity of the socket head cap bolt, the limiting member 102 abuts against a side surface of the protruding portion, and when the rotating member 101 is rotated, the limiting member 102 applies pressure to the side surface of the protruding portion, so that the bolt is driven to rotate, and screwing or unscrewing of the bolt is achieved. Of course, the bolt is not limited to the hexagon socket head cap screw only as long as the screwing end of the bolt has a concave cavity, and the concave cavity is provided with a protruding portion.
The embodiment of the utility model also discloses a slit gap adjusting device which is used for a slit extrusion type coating die head and comprises an adjusting bolt 200 and a screwing device. The screwing device is a bolt screwing device disclosed in the above embodiment, so that the screwing device has all the technical effects of the above bolt screwing device, and is not described herein again.
In order to reduce wear of the adjusting bolt 200 and improve the service life of the adjusting bolt 200, a QPQ (Quench-Polish-Quench) structural layer is coated on the surface of the adjusting bolt 200 to improve the strength and wear resistance of the adjusting bolt 200. Specifically, the adjusting bolt 200 is placed in two low-temperature molten salt solutions with different properties for composite treatment, so that various elements penetrate into the metal surface simultaneously to form a composite seepage layer composed of several compounds, thereby strengthening and modifying the metal surface and improving the strength and the wear resistance of the adjusting bolt 200. Meanwhile, the adjusting bolt 200 is screwed by the screwing device, so that an acting force is applied to the upper die lip or the lower die lip, so that the slit gap between the upper die and the lower die is changed, and the slit gap adjusting process is completed by adopting a bolt adjusting mode.
The terms first and second and the like in the description and in the claims and in the above-described figures are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to the listed steps or elements but may include steps or elements not expressly listed.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A bolt screwing device, characterized by comprising:
the actuating mechanism is provided with a rotating piece (101) which is used for extending into the concave cavity of the bolt, the outer side wall of the rotating piece (101) is provided with a limiting piece (102), the limiting piece (102) is movably connected with the rotating piece (101), and a protruding part is arranged in the concave cavity of the bolt, so that when the rotating piece (101) extends into the concave cavity of the bolt to rotate, the limiting piece (102) is abutted with the protruding part of the bolt; the limiting piece (102) is provided with a guide part (1021) for facilitating the rotary piece (101) to enter the concave cavity of the bolt.
2. The screw-on device according to claim 1, characterized in that the end of the rotating member (101) is provided with a mounting cavity, in which the limiting member (102) is movably connected.
3. The bolt screwing device according to claim 2, wherein a reset elastic piece (103) is arranged in the mounting cavity, the reset elastic piece (103) is connected with the limiting piece (102), so that when the rotating piece (101) stretches into a concave cavity of the bolt to rotate, the limiting piece (102) stretches out of the outer side wall of the rotating piece (101) to be abutted against the protruding portion of the bolt.
4. A screw-driving device according to claim 3, characterized in that the number of the limiting members (102) is two, and the return elastic member (103) is connected between the two limiting members (102) so that the two limiting members (102) extend out of the outer side wall of the rotating member (101) under the action of the return elastic member (103).
5. The screw-on device according to claim 4, characterized in that the end of the rotating member (101) is detachably connected with a fixing cover (104), the fixing cover (104) being used for fixing the limiting member (102) in the mounting cavity.
6. The screw-driving device according to claim 1, characterized in that the actuator comprises a rotary actuator (100), the rotation member (101) being connected to the rotary actuator (100), the rotary actuator (100) being adapted to drive the rotation member (101) in rotation.
7. Bolt screwing device according to claim 1, wherein the side wall of the actuator is provided with lifting means (300) for adjusting the position of the actuator.
8. The screw-driving device according to claim 1, wherein the screw is a socket head cap screw, and the boss is located on an inner wall of a recess of the socket head cap screw.
9. A slot gap adjustment apparatus for a slot extrusion coating die, comprising:
an adjusting bolt (200), wherein the surface of the adjusting bolt (200) is coated with a QPQ structural layer;
screwing device for screwing the adjusting bolt (200), the screwing device being a bolt screwing device according to any of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321568937.XU CN220278819U (en) | 2023-06-19 | 2023-06-19 | Bolt screwing device and slit gap adjusting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321568937.XU CN220278819U (en) | 2023-06-19 | 2023-06-19 | Bolt screwing device and slit gap adjusting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220278819U true CN220278819U (en) | 2024-01-02 |
Family
ID=89339338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321568937.XU Active CN220278819U (en) | 2023-06-19 | 2023-06-19 | Bolt screwing device and slit gap adjusting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220278819U (en) |
-
2023
- 2023-06-19 CN CN202321568937.XU patent/CN220278819U/en active Active
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