CN215393667U - Automatic screw locking machine - Google Patents
Automatic screw locking machine Download PDFInfo
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- CN215393667U CN215393667U CN202121491458.3U CN202121491458U CN215393667U CN 215393667 U CN215393667 U CN 215393667U CN 202121491458 U CN202121491458 U CN 202121491458U CN 215393667 U CN215393667 U CN 215393667U
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- electric screwdriver
- screw
- locking machine
- screw locking
- buffer
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Abstract
The utility model discloses an automatic screw locking machine, belongs to the technical field of screw locking machines, and solves the problem of screw offset of the conventional screw locking machine; it includes: the screw locking machine comprises a screw locking machine body, an electric screwdriver component arranged on the screw locking machine body and a screw limiting component arranged opposite to the electric screwdriver component. The electric screwdriver component comprises an electric screwdriver main body and an electric screwdriver rotating module, the electric screwdriver main body is connected with a screw locking machine main body, the electric screwdriver rotating module comprises a driving shaft connected with the electric screwdriver main body, an electric screwdriver head and a buffer unit connected with the driving shaft and the electric screwdriver head, the driving shaft drives the electric screwdriver head to rotate, and the buffer unit counteracts the upward impact force of the electric screwdriver head. The screw limiting assembly comprises a supporting seat connected with the screw locking machine main body, two positioning blocks and a positioning block driving unit used for driving the two positioning blocks to move in an opposite direction or in a reverse direction, and the two positioning blocks are oppositely arranged to form a limiting space for limiting the movement of the screw. The utility model can limit the offset of the screw and offset the impact.
Description
Technical Field
The utility model relates to the technical field of screw locking machines, in particular to an automatic screw locking machine.
Background
The screw locking machine is also called a full-automatic screw locking machine, an automatic screw feeding and locking machine, an industrial screwing system and the like, and is used for replacing the traditional machine for manually screwing screws. The utility model patent with the publication number of CN107775329A discloses a high-efficiency full-automatic screw locking machine, which comprises a machine base, wherein the upper surface of the machine base is provided with an article placing and fixing table, the article placing and fixing table is fixedly connected with the upper surface of the machine base through screws, the left side and the right side of the machine base are provided with supporting columns, the supporting columns are fixedly arranged on the left side and the right side of the machine base, the upper surface of each supporting column is provided with an X-axis movable cross rod, the X-axis movable cross rod is fixedly arranged on the upper surface of the supporting column, the upper surface of the X-axis movable cross rod is provided with an equipment power supply, the equipment power supply is movably connected with the upper surface of the X-axis movable cross rod, the bottom of the equipment power supply is provided with a Y-axis movable vertical rod, the Y-axis movable vertical rod is fixedly connected with the bottom of the equipment power supply, the outer part of the Y-axis movable vertical rod is provided with an electric batch fixing plate, the fixed plate is criticized to electricity and the anterior fixed connection that the montant was removed to the Y axle, there is the electricity batch in the front portion of electricity batch fixed plate, the electricity batch passes through screw fixed connection with the front portion of electricity batch fixed plate, the inside of electricity batch is equipped with the electricity batch and turns round, the embedding of turning round of electricity batch sets up the inside of turning round at the electricity batch, the upper surface of machine base is equipped with the screw arrangement machine, screw arrangement machine fixed mounting is at the upper surface of machine base, the upper surface of screw arrangement machine is equipped with the screw and places the entry, the screw is placed the entry and is passed through the upper surface that bolt fixed mounting placed the entry at the screw, the back of screw arrangement machine is equipped with the air inlet, the air inlet embedding sets up in the screw arrangement machine, the back of screw arrangement machine is equipped with switch, the switch embedding sets up in the screw arrangement machine. The utility model combines with computer program to control the electric screwdriver to automatically complete the locking of the screw, thereby reducing the manual complicated operation and improving the working efficiency.
However, in the use process of the device, the screw can deviate in the rotation process, so that the stress of the screw is uneven, the screwing degree between each screw and the workpiece is different, and the connection quality is seriously influenced. Meanwhile, impact can be generated at the moment that the screwdriver abuts against the screw to enter the workpiece, so that the screwdriver or the screw is damaged, and the use of the screw locking machine is influenced.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need for an automatic screw driving machine to solve the problem of screw offset of the conventional screw driving machine.
The utility model provides an automatic screw locking machine, comprising: the screw locking machine comprises a screw locking machine main body, an electric screwdriver component arranged on the screw locking machine main body and a screw limiting component arranged opposite to the electric screwdriver component;
the electric screwdriver component comprises an electric screwdriver main body and an electric screwdriver rotating module, the electric screwdriver main body is connected with the screw locking machine main body, the electric screwdriver rotating module comprises a driving shaft, an electric screwdriver head and a buffer unit, the driving shaft is connected with the electric screwdriver main body, the buffer unit is connected with the driving shaft and the electric screwdriver head, the driving shaft drives the electric screwdriver head to rotate, and the buffer unit offsets upward impact force of the electric screwdriver head;
the screw limiting assembly comprises a supporting seat, two positioning blocks and a positioning block driving unit, wherein the supporting seat is connected with the screw locking machine main body, the two positioning blocks are used for driving the two positioning blocks to move in opposite directions or back to back, one side of each positioning block is connected with the supporting seat in a sliding mode, and the other side of each positioning block is arranged oppositely to form a limiting space for limiting screw movement.
Further, the buffer unit includes the cushion socket and sets up in the inside bolster of cushion socket, the one end of cushion socket with driving shaft fixed connection, the other end of cushion socket is equipped with and extends to the spacing hole at cushion socket middle part, the electricity criticize the head with the inner wall sliding connection in spacing hole, the bolster is connected the electricity criticize the head the tip with the blind end in spacing hole.
Furthermore, the cross section of the limiting hole is a regular polygon, and the cross section of the electric screwdriver bit is a regular polygon matched with the cross section of the limiting hole.
Furthermore, be equipped with the butt cover in the spacing hole, the butt cover is overlapped and is located the outside of bolster, the outer wall of butt cover with the outer wall fixed connection in spacing hole, the tip warp of electricity batch head the bolster support press the buffering back with the terminal surface butt of butt cover.
Furthermore, the buffer seat is a magnetic buffer seat, and the buffer seat is detachably connected with the electric screwdriver head through magnetic force.
Furthermore, the supporting seat is internally hollow to form a movable cavity, one side of each of the two positioning blocks is connected with the inner wall of the movable cavity in a sliding mode, the other side of each of the two positioning blocks is arranged opposite to the electric screwdriver head, and the positioning block driving units drive the two positioning blocks to move to limit screws abutted to the electric screwdriver head.
Furthermore, the positioning block driving unit comprises a screw rod with positive and negative threads, the screw rod is rotatably connected with the supporting seat, the same side of the positioning block is respectively screwed with different thread sections of the positive and negative threads and is in sliding connection with the inner wall of the supporting piece, and the screw rod drives the two positioning blocks to move in the opposite direction or in the opposite direction.
Furthermore, the end part of the positive and negative thread lead screw is provided with a torsion piece, and the torsion piece is detachably connected with the positive and negative thread lead screw to drive the positive and negative thread lead screw to rotate.
Furthermore, one end of the positioning block, which is far away from the supporting piece, is provided with a positioning groove, and the openings of the two positioning grooves are oppositely arranged to form a limiting space for limiting the movement of the screw.
Furthermore, the constant head tank is crescent, two the constant head tank interval sets up and forms oval-shaped spacing space to supply the skew of restriction screw.
Compared with the prior art, the utility model has the beneficial effects that:
(1) according to the automatic screw locking machine, the electric screwdriver rotating module is arranged in the electric screwdriver component, and the impact force of the electric screwdriver head can be counteracted by using the buffer unit connected with the driving shaft and the electric screwdriver head, so that the electric screwdriver is prevented from being damaged by the impact force generated between a screw and a workpiece to be processed and the connection quality is prevented from being influenced.
(2) According to the automatic screw locking machine, the positioning block is arranged between the workpiece to be machined and the screw, the positioning block forms a proper limiting space under the adjustment of the positioning block driving unit, and the limiting space limits the deviation of the screw, so that the connection quality of the workpiece to be machined and the screw is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:
fig. 1 is a schematic view of an overall structure of an automatic screw driving machine according to the present invention;
FIG. 2 is a schematic view of the connection structure of the screwdriver component and the screw limiting component in the present invention;
FIG. 3 is an enlarged partial schematic view of FIG. 1 at A;
FIG. 4 is a schematic cross-sectional view of the screw stop assembly of the present invention;
in the drawing, the screwdriver machine body 100, the screwdriver fixing plate 110, the screwdriver driving unit 120, the guide 121, the connecting member 122, the driving member 123, the screwdriver assembly 200, the screwdriver body 210, the screwdriver rotation module 220, the driving shaft 221, the screwdriver head 222, the buffer unit 223, the buffer seat 223a, the abutment sleeve 223b, the buffer 223c, the limiting hole 223d, the screw limiting assembly 300, the supporting seat 310, the positioning block 320, the positioning groove 321, the positioning block driving unit 330, the forward and reverse threaded screw 331, the torsion member 332, and the automatic screw head 400 are illustrated.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the utility model and together with the description, serve to explain the principles of the utility model and not to limit the scope of the utility model.
Referring to fig. 1 to 4, an automatic screw driving machine according to the present embodiment includes: the screwdriver device comprises a screwdriver device body 100, a screwdriver component 200 arranged on the screwdriver device body 100, and a screw limiting component 300 arranged opposite to the screwdriver component 200. The screwdriver component 200 and the screw limiting component 300 are relatively fixed and are arranged on the screw locking machine main body 100 together, and the screwdriver component 200 is internally provided with a buffer device, so that impact force generated when a screw is in contact with a workpiece to be processed can be offset. The screw limiting assembly 300 can limit the screw, and can prevent the screw from deviating when being screwed into a workpiece to be processed to influence the connection effect.
Referring to fig. 1, it should be noted that: the screw locking machine main body 100 comprises an electric screwdriver fixing plate 110 and an electric screwdriver driving unit 120, an X-axis moving unit, a Y-axis moving unit and a Z-axis moving unit are arranged on the screw locking machine main body 100, the electric screwdriver fixing plate 110 can be driven to move along an X axis, a Y axis and a Z axis relative to a workpiece to be processed, the electric screwdriver component 200 and the screw limiting component 300 are both connected with the electric screwdriver fixing plate 110, and can move along the X axis, the Y axis and the Z axis integrally, so that screw locking treatment is carried out on different positions of the workpiece to be processed. The electric screwdriver driving unit 120 is disposed between the electric screwdriver fixing plate 110 and the electric screwdriver assembly 200, and the electric screwdriver driving unit 120 drives the electric screwdriver assembly 200 to reciprocate up and down along the Z-axis direction relative to the electric screwdriver fixing plate 110. As a further embodiment, the electric batch driving unit 120 includes a guide member 121, a connecting member 122 and a driving member 123, the guide member 121 is disposed at both sides of the electric batch fixing plate 110, a sliding slot is disposed inside the guide member 121, the middle portion of the connecting member 122 is fixedly connected to the electric batch main body 210, and both ends of the connecting member 122 are slidably connected to the sliding slot. The driving member 123 is specifically an air cylinder, the cylinder bodies of at least two air cylinders are fixedly connected to the electric screwdriver fixing plate 110, and the air pressure rod of the air cylinder is connected to the electric screwdriver assembly 200, so as to drive the electric screwdriver assembly 200 to reciprocate along the Z-axis direction.
Referring to fig. 2 and 3, the electric screwdriver assembly 200 includes an electric screwdriver main body 210 and an electric screwdriver rotation module 220, the electric screwdriver main body 210 is connected to an electric screwdriver fixing plate 110 on the screw driving machine main body 100, the electric screwdriver rotation module 220 includes a driving shaft 221 connected to the electric screwdriver main body 210, an electric screwdriver head 222, and a buffer unit 223 connected to the driving shaft 221 and the electric screwdriver head 222, and the driving shaft 221 drives the electric screwdriver head 222 to rotate. As a further embodiment, the buffer unit 223 includes a buffer seat 223a and a buffer member 223c disposed inside the buffer seat 223a, one end of the buffer seat 223a is fixedly connected to the driving shaft 221, the other end of the buffer seat 223a is provided with a limit hole 223d extending to the middle of the buffer seat 223a, the electric screwdriver bit 222 is slidably connected to the inner wall of the limit hole 223d, and the buffer member 223c connects the end of the electric screwdriver bit 222 and the closed end of the limit hole 223 d. Preferably, the cross section of the limiting hole 223d is a regular polygon, the cross section of the screwdriver head 222 is a regular polygon matched with the cross section of the limiting hole 223d, when the buffer seat 223a rotates along with the driving shaft 221, the limiting hole 223d with the regular polygon as the inner cross section and the screwdriver head 222 cannot rotate relatively, and the buffer seat 223a drives the screwdriver head 222 to rotate coaxially.
Please refer to fig. 3, a supporting sleeve 223b is disposed in the limiting hole 223d, the supporting sleeve 223b is sleeved outside the buffer 223c, an outer wall of the supporting sleeve 223b is fixedly connected to an outer wall of the limiting hole 223d, the buffer 223c is a spring, the height of the spring is higher than that of the supporting sleeve 223b, when the screw contacts with the workpiece to be processed in the actual use process, the impact force is transmitted to the screwdriver bit 222, the screwdriver bit 222 slides upwards to contact with the spring first, and the spring contracts to gradually weaken the impact force. Immediately after the electric screwdriver bit 222 comes into contact with the abutment sleeve 223b, the abutment sleeve 223b gives a downward abutment force against the electric screwdriver bit 222, facilitating the screwing of the screw into the workpiece to be machined. As a further embodiment, the buffer seat 223a is a magnetic buffer seat 223a, the buffer seat 223a is detachably connected with the electric screwdriver head 222 through magnetic force, so that the electric screwdriver heads 222 with different sizes can be replaced according to requirements to process screws with different sizes.
Referring to fig. 4, the supporting base 310 is hollow to form a movable cavity, one side of the two positioning blocks 320 is slidably connected to the inner wall of the movable cavity, the other side of the two positioning blocks 320 is opposite to the screwdriver head 222, and the driving unit 330 of the positioning blocks 320 drives the two positioning blocks 320 to move to limit the screw abutted to the screwdriver head 222. In a specific implementation process, the supporting seat 310 is fixedly connected to the bottom end of the electric screwdriver fixing plate 110, the positioning block 320 is L-shaped as a whole, one side of the L-shaped positioning block 320 is slidably connected to the supporting seat 310, and the other side of the positioning block 320 is used for limiting relative movement of the screw.
Referring to fig. 4, the driving unit 330 of the positioning block 320 includes a screw 331 with positive and negative threads rotatably connected to the supporting base 310, the same sides of the two positioning blocks 320 are respectively screwed to different thread segments of the positive and negative threads and slidably connected to the inner wall of the supporting member, and the screw 331 drives the two positioning blocks 320 to move toward or away from each other. In a specific implementation process, threaded holes are formed in one ends, connected with the positive and negative threaded lead screws 331, of the positioning blocks 320, and the two positioning blocks 320 are symmetrically arranged at two ends of the positive and negative threaded lead screws 331; and the positioning block 320 is in threaded transmission connection with the positive and negative threaded lead screw 331. As a further embodiment, the end of the positive and negative threaded lead screw 331 is provided with a twisting element 332, the twisting element 332 is detachably connected with the positive and negative threaded lead screw 331, and the positive and negative threaded lead screw 331 can be driven to rotate by rotating the twisting element 332 counterclockwise or clockwise, so that the distance between the two positioning blocks 320 can be changed to adapt to screws with different sizes.
It should be noted that the forward and reverse threaded screw 331 is only one implementation form of the driving unit 330 of the positioning block 320, and any structure capable of driving the positioning block 320 to move toward or away from each other may be a substitute thereof, which is not limited in this technical solution.
Referring to fig. 4, the positioning block 320 has a positioning groove 321 at an end thereof away from the supporting element, the openings of the two positioning grooves 321 are opposite to each other, in the specific implementation process, the positioning groove 321 is crescent, and the two positioning grooves 321 are spaced to form an oval limiting space for limiting the screw offset.
The working process is as follows: in the using process, the screw driving machine body 100 drives the screwdriver fixing plate 110 to move along the X axis, the Y axis and the Z axis under the driving of the internal program, so as to adjust the screwdriver component 200 and the screw limiting component 300 fixed with the screwdriver fixing plate 110 to set positions, automatically feed screws into the screw head 400, adjust the twisting element 332, and drive the interval between the two positioning blocks 320 to a proper distance. The driving member 123 drives the screwdriver body 210 to move downward, the screwdriver body 210 drives the screwdriver rotation module 220 to rotate and move downward, the screwdriver head 222 slides upward and contacts with the spring first, and the spring contracts to gradually weaken the impact force. Immediately after the electric screwdriver bit 222 contacts the abutment sleeve 223b, the abutment sleeve 223b gives a downward abutment force against the electric screwdriver bit 222, abutting against the screw feed. The screw is located the spacing space that two locating pieces 320 formed, and is spacing to the screw, prevents the skew of screw.
The above description is only for the preferred embodiment of the present invention, but the 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 are included in the present invention.
Claims (10)
1. An auto-screwdriving machine, comprising: the screw locking machine comprises a screw locking machine main body, an electric screwdriver component arranged on the screw locking machine main body and a screw limiting component arranged opposite to the electric screwdriver component;
the electric screwdriver component comprises an electric screwdriver main body and an electric screwdriver rotating module, the electric screwdriver main body is connected with the screw locking machine main body, the electric screwdriver rotating module comprises a driving shaft, an electric screwdriver head and a buffer unit, the driving shaft is connected with the electric screwdriver main body, the buffer unit is connected with the driving shaft and the electric screwdriver head, the driving shaft drives the electric screwdriver head to rotate, and the buffer unit offsets upward impact force of the electric screwdriver head;
the screw limiting assembly comprises a supporting seat, two positioning blocks and a positioning block driving unit, wherein the supporting seat is connected with the screw locking machine main body, the two positioning blocks are used for driving the two positioning blocks to move in opposite directions or back to back, one side of each positioning block is connected with the supporting seat in a sliding mode, and the other side of each positioning block is arranged oppositely to form a limiting space for limiting screw movement.
2. The automatic screw locking machine according to claim 1, wherein the buffer unit comprises a buffer seat and a buffer member arranged inside the buffer seat, one end of the buffer seat is fixedly connected with the driving shaft, the other end of the buffer seat is provided with a limiting hole extending to the middle of the buffer seat, the electric screwdriver head is connected with the inner wall of the limiting hole in a sliding manner, and the buffer member is connected with the end of the electric screwdriver head and the closed end of the limiting hole.
3. The automatic screw locking machine according to claim 2, wherein the cross section of the limiting hole is a regular polygon, and the cross section of the electric screwdriver bit is a regular polygon matched with the cross section of the limiting hole.
4. The automatic screw locking machine according to claim 3, wherein a butting sleeve is arranged in the limiting hole, the butting sleeve is sleeved outside the buffer member, the outer wall of the butting sleeve is fixedly connected with the outer wall of the limiting hole, and the end of the electric screwdriver bit is butted against the end face of the butting sleeve after being butted and buffered by the buffer member.
5. The auto-screwdriving machine according to claim 4, wherein said buffer base is a magnetic buffer base, and said buffer base is detachably connected to said screwdriver head by magnetic force.
6. The automatic screw locking machine according to claim 1 or 5, wherein the supporting seat is hollow to form a movable chamber, one side of each of the two positioning blocks is slidably connected to the inner wall of the movable chamber, the other side of each of the two positioning blocks is opposite to the screwdriver head, and the positioning block driving unit drives the two positioning blocks to move to limit a screw abutted to the screwdriver head.
7. The automatic screw locking machine according to claim 6, wherein the positioning block driving unit comprises a screw with positive and negative threads rotatably connected to the supporting base, the same side of the two positioning blocks is respectively screwed to different thread sections of the positive and negative threads and slidably connected to an inner wall of the supporting member, and the screw with positive and negative threads drives the two positioning blocks to move toward or away from each other.
8. The automatic screw locking machine according to claim 7, wherein a torsion member is disposed at an end of the positive and negative threaded screws, and the torsion member is detachably connected to the positive and negative threaded screws to drive the positive and negative threaded screws to rotate.
9. The automatic screw locking machine according to claim 8, wherein a positioning groove is formed at an end of the positioning block away from the supporting member, and openings of the two positioning grooves are oppositely arranged to form a limiting space for limiting movement of the screw.
10. The automatic screw locking machine of claim 9, wherein the positioning slot is crescent-shaped, and two positioning slots are spaced to form an oval-shaped spacing space for limiting the deflection of the screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121491458.3U CN215393667U (en) | 2021-07-01 | 2021-07-01 | Automatic screw locking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121491458.3U CN215393667U (en) | 2021-07-01 | 2021-07-01 | Automatic screw locking machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215393667U true CN215393667U (en) | 2022-01-04 |
Family
ID=79643923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121491458.3U Active CN215393667U (en) | 2021-07-01 | 2021-07-01 | Automatic screw locking machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215393667U (en) |
-
2021
- 2021-07-01 CN CN202121491458.3U patent/CN215393667U/en active Active
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