CN214979116U - Automatic screw tightening device - Google Patents
Automatic screw tightening device Download PDFInfo
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- CN214979116U CN214979116U CN202120629488.XU CN202120629488U CN214979116U CN 214979116 U CN214979116 U CN 214979116U CN 202120629488 U CN202120629488 U CN 202120629488U CN 214979116 U CN214979116 U CN 214979116U
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- fixing
- tightening device
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Abstract
The utility model discloses an automatic screw tightening device includes: the buffer structure is fixedly connected with the Z-axis movement mechanism by utilizing a fixed plate; wherein the buffer structure comprises a first buffer unit and a second buffer unit; the support plate slides along the fixing plate and the support frame is connected with the support plate in a sliding manner; the first buffer unit is fixed between the fixing plate and the supporting plate; the second buffer unit is fixed between the supporting plate and the supporting frame; the fixing support is connected with an adjusting bolt for limiting the supporting frame; and the electric screwdriver is fixed on the supporting plate by using a bearing. The utility model can effectively relieve the pressure on the screwdriver in the process of screwing the screw by arranging two buffer units; can effectively improve the connection stability of the electric screwdriver and the buffer structure. The screw locking function is efficiently completed, the device cost is saved, and the reject ratio of products is reduced.
Description
Technical Field
The utility model relates to a fixed frock technical field, concretely relates to automatic screw device screws up.
Background
At present, in an existing screw locking machine, after a screw is obtained by a screw feeding machine, the screw is moved to a tool on one side to be screwed, the screw is returned to the screw feeding machine to be taken, the screw is moved to a tool on the other side to be screwed, and the screw is screwed by reciprocating motion. However, the whole set of screw locking machine device has a complex structure and high purchasing cost; in addition, the electric screwdriver fixing tool is unstable, dislocation in the screw tightening process can be caused, the fixing effect of the tool is influenced, and the product reject ratio is increased.
To sum up, the problem of unstable fixation between the screwdriver and the device in the prior art needs to be solved by designing an automatic screw tightening device.
SUMMERY OF THE UTILITY MODEL
For solving the above-mentioned prior art problem, the utility model provides an automatic screw device screws up can accomplish the screw lock high-efficiently and attach the function, has practiced thrift the device cost, has improved the stability of electric screwdriver structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an automatic screw tightening device comprising:
the buffer structure is fixedly connected with the Z-axis movement mechanism by utilizing a fixed plate;
wherein the buffer structure comprises a first buffer unit and a second buffer unit;
the support plate slides along the fixing plate and the support frame is connected with the support plate in a sliding manner;
the first buffer unit is fixed between the fixing plate and the supporting plate; the second buffer unit is fixed between the supporting plate and the supporting frame;
the fixing support is connected with an adjusting bolt for limiting the supporting frame;
and the electric screwdriver is fixed on the supporting plate by using a bearing.
In some embodiments of the present invention, the fixing plate is provided with a first slide rail; the first sliding rail is connected with a first sliding block in a sliding manner; the lower end of the first sliding rail is provided with a stop block for preventing the first sliding block from falling off.
In some embodiments of the present invention, the support plate comprises a first support plate and a second support plate; the first supporting plate is fixedly connected with the first sliding block; the second support plate is vertically arranged relative to the first support plate; the second supporting plate is provided with a through hole for fixing the bearing and the screwdriver.
In some embodiments of the present invention, the bearing is provided with a shaft pin for fixing the screwdriver.
In some embodiments of the present invention, a second slide rail is disposed on the front end surface of the first support plate; and a second sliding block is connected to the second sliding rail in a sliding manner.
In some embodiments of the present invention, the support frame comprises a first support frame, a second support frame, and a third support frame; the first support frame and the second support frame are respectively fixed at two ends of the third support frame.
In some embodiments of the present invention, the first support frame is an L-shaped structure, and the bending portion thereof is provided with a round hole for fixing the electric screwdriver head.
In some embodiments of the present invention, the first buffer unit includes a first limiting plate fixedly connected to the fixing plate, a bearing block fixed to an upper end of the first supporting plate, a first guiding shaft, and a first elastic member sleeved outside the first guiding shaft; and two ends of the first guide shaft are respectively fixedly connected with the first limiting plate and the bearing block.
In some embodiments of the present invention, the second buffer unit includes a second guiding shaft fixed on the second supporting frame, a third guiding shaft fixed on the second supporting plate, and a second elastic member sleeved on the second guiding shaft and outside the third guiding shaft.
In some embodiments of the present invention, the Z-axis motion mechanism comprises a Z-axis back plate and a Z-axis bottom plate for fixing the Z-axis drive; the fixed bracket is fixedly connected with the Z-axis back plate; the fixed plate is fixedly connected with the Z-axis bottom plate.
The technical scheme of the utility model prior art relatively has following technological effect:
the utility model can effectively relieve the pressure on the screwdriver in the process of screwing the screw by arranging two buffer units; in the use, the backup pad and the support frame among the buffer structure upwards slide along each slide rail after the head is criticized to electricity receives pressure, and the elastic component is compressed, can effectively improve the electricity criticize with buffer structure's stability of being connected. The screw locking function is efficiently completed, the device cost is saved, and the reject ratio of products is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a perspective view showing the structure of an automatic screw tightening device.
Fig. 2 is a first perspective view of the buffer structure.
Fig. 3 is a structural perspective view two of the buffer structure.
Fig. 4 is a connection relationship diagram of the supporting plate and the supporting frame.
Fig. 5 is a structural perspective view of the support frame.
Fig. 6 is a structural perspective view of the bearing.
Reference numerals: 100-a buffer structure; 110-a fixed plate; 111-cushion blocks; 121 a first limiting plate; 122 — a first guide shaft; 123-a first elastic member; 124-a bearing block; 131-a first slide rail; 132-a first slider; 133-a stop block; 141-a first support plate; 142-a second support plate; 151-first support frame; 152-a second support; 153-third support shelf; 161-a second slide rail; 162-a second slider; 171-a second elastic member; 172-a second guide shaft; 173-third guide shaft; 180-fixing the bracket; 190-adjusting bolts; a 200-Z axis motion mechanism; 210-Z axis drive; a 220-Z axis back plate; 230-Z axis floor; 300-screw feeder; 400-assembling; 500-electric batch; 510-electric screwdriver nozzle; 600-a bearing; 610-axle pin.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
Referring to fig. 1, an automatic screw tightening apparatus includes:
a buffer structure 100 fixedly connected to the Z-axis movement mechanism 200 by a fixing plate 110;
wherein the buffer structure 100 includes a first buffer unit and a second buffer unit;
a support plate sliding along the fixing plate 110 and a support frame connected with the support plate in a sliding manner;
the first buffer unit is fixed between the fixing plate 110 and the support plate; the second buffer unit is fixed between the support plate and the support frame;
the device also comprises a fixed bracket 180, and an adjusting bolt 190 for limiting the supporting frame is connected on the fixed bracket;
the electric screwdriver 500 is fixed on the support plate by a bearing 600.
The utility model can effectively relieve the pressure on the screwdriver in the process of screwing the screw by arranging two buffer units; in the use, the backup pad and the support frame among the buffer structure upwards slide along each slide rail after the head is criticized to electricity receives pressure, and the elastic component is compressed, can effectively improve the electricity criticize with buffer structure's stability of being connected. The screw locking function is efficiently completed, the device cost is saved, and the reject ratio of products is reduced.
In some embodiments of the present invention, referring to fig. 2, the Z-axis motion mechanism 200 includes a Z-axis back plate 220 and a Z-axis bottom plate 230 for fixing the Z-axis drive 210.
For the buffering structure 100 of the present disclosure, referring to fig. 3, the fixing bracket 180 is fixedly connected to the Z-axis back plate 220; the fixed plate 110 is fixedly coupled to the Z-axis base plate 230. In addition, a cushion block 111 is arranged between the fixing plate 110 and the Z-axis driver 210, so that the connection stability of the fixing plate 110 and the Z-axis movement mechanism 200 is further improved.
In some embodiments of the present invention, with continued reference to fig. 2, a first slide rail 131 is provided along the vertical direction of the fixing plate 110; the first slide rail 131 is connected with a first slide block 132 in a sliding manner; in addition, a stopper 133 for preventing the first slider 132 from falling off is disposed at the lower end of the first slide rail 131.
In some embodiments of the present invention, the support plate comprises a first support plate 141 and a second support plate 142; the first support plate 141 is fixedly connected with the first slide block 132; the second support plate 142 is vertically disposed with respect to the first support plate 141; the second support plate 142 is provided with a through hole for fixing the bearing 600 and the electric screwdriver 500.
Specifically, according to the length of the first support plate 141, a plurality of first sliders 132 may be provided, and as shown in fig. 2, in this embodiment, the number of the first sliders 132 is two, and is located at upper and lower portions of the rear end surface of the first support plate 141. The first support plate 141 and the second support plate 142 are fixedly connected; when the electric screwdriver tip 510 is pressed, the second supporting plate 142 can drive the first supporting plate 141 and the first sliding block 132 to slide upwards along the first sliding rail.
In some embodiments of the present invention, the first buffer unit includes a first position-limiting plate 121 fixedly connected to the fixing plate 110, a receiving block 124 fixed to the upper end of the first supporting plate 141, a first guiding shaft 122, and a first elastic member 123 sleeved outside the first guiding shaft 122; two ends of the first guiding shaft 122 are respectively fixedly connected with the first limiting plate 121 and the receiving block 124. Since the receiving block 124 is directly and fixedly connected to the first supporting plate 141, when the first supporting plate 141 slides upwards along the first sliding block 132, the receiving block 124 moves upwards along with the first supporting plate 141 to compress the first elastic member 123, thereby playing a role of buffering.
In some embodiments of the present invention, referring to fig. 4, the front end surface of the first supporting plate 141 is provided with a second slide rail 161; a second slider 162 is slidably connected to the second slide rail 161. The support frames include a first support frame 151, a second support frame 152 and a third support frame 153; the first support frame 151 and the second support frame 152 are respectively fixed at two ends of the third support frame 153. The third supporting frame 153 is fixedly connected to the second sliding block 162, and can slide along the second sliding rail 161 along with the second sliding block 162.
In some embodiments of the present invention, referring to fig. 5, the front end of the second supporting plate 142 is provided with a through hole for fixing the screwdriver 500, and the rear end thereof is provided with a groove for the first supporting frame 151 to pass through, so that the supporting frame structure can slide along the second sliding rail 161; the first support frame 151 is of an L-shaped structure, and a bent portion of the first support frame is provided with a circular hole which is coaxial with the through hole and used for fixing the screwdriver tip.
The second support bracket 152 is also an L-shaped structure, one part of which is fixed above the third support bracket 153, and the other part of which is suspended, and cooperates with the adjusting bolt 190 to control the descending range of the support bracket structure.
In some embodiments of the present invention, the second buffer unit includes a second guiding shaft 172 fixed on the third supporting frame 153, a third guiding shaft 173 fixed on the second supporting plate 142, and a second elastic member 171 sleeved outside the second guiding shaft 172 and the third guiding shaft 173. When the electric screwdriver nozzle 510 is pressed, the first support frame 151 slides upwards along the first slide rail 131, and drives the third guide shaft 173 to move towards the direction close to the second guide shaft 172, so as to compress the second elastic member 171, thereby playing a role in buffering.
In some embodiments of the present invention, referring to fig. 6, the bearing 600 is provided with a shaft pin 610 for fixing the screwdriver 500. The through hole of the second support plate 142 is threaded to match the bearing 600, so as to fix the bearing 600, and then the electric screwdriver 500 is inserted into the bearing and then the shaft pin 610 is inserted. So far, the stability of the installation of the electric screwdriver 500 can be greatly improved.
The utility model discloses a theory of operation:
before use, the adjusting bolt 190 is first turned to be fixed at a set height, and the lowest descending position of the second supporting bracket 152 is defined. After the screwdriver mouth 510 sucks a screw by the screw feeder 300, the screw reaches the upper part of the tool 400 under the action of the X-axis movement mechanism and the Z-axis movement mechanism 200 to start screwing;
during the tightening process, the screwdriver mouth 510 compresses the screw downwards and is also pressed upwards by the screw; when the electric screwdriver nozzle 510 is pressed, the first supporting frame 151 drives the whole supporting frame structure to slide upwards along the second sliding rail 161, and the second elastic part 171 is firstly stretched to play a role in buffering; when the second supporting frame 152 reaches the bottom of the receiving block 124, the second slider 162 has reached the top of the first slide rail 161; at this moment, under the pressure of screw, second backup pad 142 drives the backup pad structure and follows first slide rail 131 upward movement, and first elastic component 12 is compressed and is further played the cushioning effect, can avoid completely because of the product damage that screw pressure does not have the department release and cause, has greatly reduced the defective rate of product, has strengthened the stability of structure.
In the foregoing description of embodiments, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An automatic screw tightening device, comprising:
the buffer structure is fixedly connected with the Z-axis movement mechanism by utilizing a fixed plate;
wherein the buffer structure comprises a first buffer unit and a second buffer unit;
the support plate slides along the fixing plate and the support frame is connected with the support plate in a sliding manner;
the first buffer unit is fixed between the fixing plate and the supporting plate; the second buffer unit is fixed between the supporting plate and the supporting frame;
the fixing support is connected with an adjusting bolt for limiting the supporting frame;
and the electric screwdriver is fixed on the supporting plate by using a bearing.
2. The automatic screw tightening device according to claim 1, wherein the fixing plate is provided with a first slide rail; the first sliding rail is connected with a first sliding block in a sliding manner; the lower end of the first sliding rail is provided with a stop block for preventing the first sliding block from falling off.
3. The automatic screw tightening device of claim 2, wherein the support plate comprises a first support plate and a second support plate; the first supporting plate is fixedly connected with the first sliding block; the second support plate is vertically arranged relative to the first support plate; the second supporting plate is provided with a through hole for fixing the bearing and the screwdriver.
4. An automatic screw tightening device according to claim 3, wherein the bearing is provided with a pin for fixing the electric screwdriver.
5. The automatic screw tightening device according to claim 3, wherein the front end surface of the first support plate is provided with a second slide rail; and a second sliding block is connected to the second sliding rail in a sliding manner.
6. The automatic screw tightening device of claim 3, wherein the support comprises a first support, a second support, and a third support; the first support frame and the second support frame are respectively fixed at two ends of the third support frame.
7. The automatic screw tightening device according to claim 6, wherein the first support frame is an L-shaped structure, and the bent portion of the first support frame is provided with a round hole for fixing the electric screwdriver bit.
8. The automatic screw tightening device according to claim 3, wherein the first buffer unit comprises a first limiting plate fixedly connected with the fixing plate, a bearing block fixed at the upper end of the first supporting plate, a first guide shaft and a first elastic member sleeved outside the first guide shaft; and two ends of the first guide shaft are respectively fixedly connected with the first limiting plate and the bearing block.
9. The automatic screw tightening device according to claim 6, wherein the second buffer unit includes a second guide shaft fixed to the second support frame, a third guide shaft fixed to the second support plate, and a second elastic member sleeved outside the second guide shaft and the third guide shaft.
10. The automatic screw tightening device of claim 1, wherein the Z-axis movement mechanism comprises a Z-axis back plate and a Z-axis base plate for fixing the Z-axis drive; the fixed bracket is fixedly connected with the Z-axis back plate; the fixed plate is fixedly connected with the Z-axis bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120629488.XU CN214979116U (en) | 2021-03-29 | 2021-03-29 | Automatic screw tightening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120629488.XU CN214979116U (en) | 2021-03-29 | 2021-03-29 | Automatic screw tightening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214979116U true CN214979116U (en) | 2021-12-03 |
Family
ID=79163031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120629488.XU Active CN214979116U (en) | 2021-03-29 | 2021-03-29 | Automatic screw tightening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214979116U (en) |
-
2021
- 2021-03-29 CN CN202120629488.XU patent/CN214979116U/en active Active
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