CN214922120U - Three-axis screw machine - Google Patents
Three-axis screw machine Download PDFInfo
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- CN214922120U CN214922120U CN202120003882.2U CN202120003882U CN214922120U CN 214922120 U CN214922120 U CN 214922120U CN 202120003882 U CN202120003882 U CN 202120003882U CN 214922120 U CN214922120 U CN 214922120U
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Abstract
The utility model relates to a triaxial screw machine, which comprises a base and a portal frame fixedly arranged on the base, wherein a movable workbench is arranged on the base, and a screw locking device is arranged on the portal frame; the screw locking device comprises a screw driving machine, a screwdriver head of the screw driving machine is arranged downwards, a fixed block is mounted at the lower end of the screw driving machine and connected with a connecting block through a spring, a nozzle sleeve for the screwdriver head to extend into is arranged on the connecting block, the connecting block is upwards fixedly provided with a guide rod, a guide hole is formed in the fixed block in a penetrating mode, and the guide rod is located on the inner side of the spring; the upper end of the screwing machine is fixedly provided with a mounting seat, and the portal frame is provided with a moving mechanism for driving the connecting seat to move along the vertical direction and a rotating mechanism for driving the connecting seat to rotate. The utility model has the advantages of simple structure, low cost and convenient maintenance.
Description
Technical Field
The utility model relates to a screw machine technical field especially relates to a triaxial screw machine.
Background
The screw machine is a small machine for automatically locking screws, and the action structure of the screw machine can be generally divided into a feeding part and an electric screwdriver part, wherein the feeding part is responsible for screening and providing screws, the electric screwdriver part is responsible for taking and locking the screws, and the generation of the screw machine not only improves the operation efficiency, but also reduces the manual operation intensity.
However, if the existing three-axis screw machine can realize the screw locking operation in different directions and at different angles, the required structure is complex, the cost is high, the maintenance cost is high, the fault is difficult to remove, and great inconvenience is brought to the use.
Disclosure of Invention
To the not enough of above-mentioned prior art, the technical problem that this patent application will solve provides a simple structure, and is with low costs, the triaxial screw machine of easy access.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a three-axis screw machine comprises a base and a portal frame fixedly arranged on the base, wherein a movable workbench is arranged on the base, and a screw locking device is arranged on the portal frame; the screw locking device comprises a screw driving machine, a screwdriver head of the screw driving machine is arranged downwards, a fixed block is mounted at the lower end of the screw driving machine and connected with a connecting block through a spring, a nozzle sleeve for the screwdriver head to extend into is arranged on the connecting block, the connecting block is upwards fixedly provided with a guide rod, a guide hole is formed in the fixed block in a penetrating mode, and the guide rod is located on the inner side of the spring; the upper end of the screwing machine is fixedly provided with a mounting seat, and the portal frame is provided with a moving mechanism for driving the connecting seat to move along the vertical direction and a rotating mechanism for driving the connecting seat to rotate.
In this way, the workpiece needing to be locked by the screw is placed on the movable workbench, and the position of the workpiece relative to the screw locking device is adjusted by using the movable workbench. When the screw is locked, the screw driving machine is driven to adjust the position through the rotating mechanism and the moving mechanism, the screw enters the mouth sleeve through the air pipe, the screwdriver head moves downwards to drive the mouth sleeve to be in contact with a workpiece when the screw is driven, the spring is extruded, the mouth sleeve is positioned through the spring and the guide rod, then the screwdriver head continues to move, and the screwdriver head extends into the mouth sleeve to lock the screw in the mouth sleeve on the workpiece. The screw driving operation of the workpiece is realized by adjusting the position of the screw driving machine.
The moving mechanism comprises a lead screw box, a lead screw vertically arranged is installed in the lead screw box in a rotating mode through a bearing, a lead screw guide groove is vertically formed in the outer side of the lead screw box, a nut block is matched on the lead screw in a screwing mode, the outer end of the nut block is in sliding fit in the lead screw guide groove, a mounting seat is fixedly connected with the nut block, a first driving motor is fixedly installed at the lower end of the lead screw box, and an output shaft of the first driving motor penetrates through the lead screw box and the lower end of the lead screw in a fixed connection mode. The first driving motor drives the screw rod to rotate, and the mounting base is driven to move through the nut block, so that the screwdriver head is driven to move.
Wherein, rotary mechanism includes fixed mounting and is in the second driving motor of portal frame upper end, second driving motor's output shaft sets up and fixed mounting has the mounting panel downwards, it is provided with the perforation to run through on the mounting panel, the opposite side fixed mounting of mounting panel has the gear box, install slewing mechanism in the gear box, slewing mechanism is used for driving the gear shaft and rotates, the gear shaft passes gear box and mounting panel and lead screw case fixed connection, be provided with the perforation that allows the gear shaft to pass on the mounting panel. The second driving motor rotates to drive the gear box, the screw box and the screwdriver head to rotate, the gear box drives the screw box and the screwdriver head to rotate through the rotating mechanism, and multi-directional adjustment can be achieved.
The rotating mechanism comprises a third driving motor fixedly installed in the gear box, an output shaft of the third driving motor is fixedly installed with a driving straight gear, and a driven straight gear in meshing transmission with the driving straight gear is fixedly installed on the gear shaft. The third driving motor rotates, and the driving straight gear drives the driven straight gear to rotate so as to drive the gear shaft to rotate.
Wherein, but movable worktable includes and installs the horizontal lead screw in the base through rotating, fixed mounting has the fourth driving motor who is connected with horizontal lead screw on the base, horizontal lead screw top spin has connect horizontal nut piece, the upper end and the base fixed connection of horizontal nut piece, rotate through the bearing in the base and install vertical lead screw, fixed mounting has the fifth driving motor who is connected with vertical lead screw on the base, vertical lead screw top spin connects the cooperation to have vertical nut piece, the upper end fixed mounting of vertical nut piece has the backup pad.
The fourth driving motor drives the transverse screw rod to rotate, and the fifth driving motor drives the longitudinal screw rod to rotate, so that the position of the supporting plate of the movable workbench is adjusted.
To sum up, the utility model has the advantages of simple structure, low cost and convenient maintenance.
Drawings
Fig. 1 is a schematic structural view of a three-axis screw machine according to the present invention.
Fig. 2 is an isometric view of fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "upper, lower" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
As shown in fig. 1-2, a three-axis screw machine comprises a base 1 and a portal frame 2 fixedly installed on the base, wherein a movable workbench is installed on the base 1, and a screw locking device is installed on the portal frame 2; the screw locking device comprises a screw driving machine 3, a screwdriver head of the screw driving machine is arranged downwards, a fixed block 4 is mounted at the lower end of the screw driving machine, the fixed block 4 is connected with a connecting block 6 through a spring 5, a nozzle sleeve 7 for the screwdriver head to extend into is arranged on the connecting block right facing the screwdriver head of the screw driving machine, a guide rod 8 is fixedly mounted on the connecting block upwards, a guide hole is formed in the fixed block in a penetrating mode, and the guide rod is located on the inner side of the spring; the upper end of the screwing machine is fixedly provided with a mounting seat 9, and a moving mechanism for driving the connecting seat to move along the vertical direction and a rotating mechanism for driving the connecting seat to rotate are mounted on the portal frame.
In this way, the workpiece needing to be locked by the screw is placed on the movable workbench, and the position of the workpiece relative to the screw locking device is adjusted by using the movable workbench. When the screw is locked, the screw driving machine is driven to adjust the position through the rotating mechanism and the moving mechanism, the screw enters the mouth sleeve through the air pipe, the screwdriver head moves downwards to drive the mouth sleeve to be in contact with a workpiece when the screw is driven, the spring is extruded, the mouth sleeve is positioned through the spring and the guide rod, then the screwdriver head continues to move, and the screwdriver head extends into the mouth sleeve to lock the screw in the mouth sleeve on the workpiece. The screw driving operation of the workpiece is realized by adjusting the position of the screw driving machine.
Wherein, moving mechanism includes lead screw case 11, the lead screw 12 of vertical setting is installed through the bearing rotation in the lead screw case, the vertical lead screw guide way that is provided with in outside of lead screw case, connect the cooperation to have the nut piece on the lead screw soon, the outer end sliding fit of nut piece is in the lead screw guide way, the mount pad with nut piece fixed connection, the lower extreme fixed mounting of lead screw case has a driving motor 13, a driving motor's output shaft passes the lead screw case with the lower extreme fixed connection of lead screw. The first driving motor drives the screw rod to rotate, and the mounting base is driven to move through the nut block, so that the screwdriver head is driven to move.
Wherein, rotary mechanism includes fixed mounting and is in second driving motor 21 of portal frame upper end, second driving motor's output shaft sets up and fixed mounting has mounting panel 22 downwards, it is provided with the perforation to run through on the mounting panel, the opposite side fixed mounting of mounting panel has gear box 23, install slewing mechanism in the gear box, slewing mechanism is used for driving gear shaft 24 and rotates, the gear shaft passes gear box and mounting panel and lead screw case fixed connection, be provided with the perforation that allows the gear shaft to pass on the mounting panel. The second driving motor rotates to drive the gear box, the screw box and the screwdriver head to rotate, the gear box drives the screw box and the screwdriver head to rotate through the rotating mechanism, and multi-directional adjustment can be achieved.
The rotating mechanism comprises a third driving motor 25 fixedly installed in the gear box, an output shaft of the third driving motor is fixedly installed with a driving straight gear 26, and a driven straight gear 27 in meshing transmission with the driving straight gear is fixedly installed on the gear shaft. The third driving motor rotates, and the driving straight gear drives the driven straight gear to rotate so as to drive the gear shaft to rotate.
Wherein, but the mobile workbench includes installs the horizontal lead screw 31 in the base through rotating, fixed mounting has the fourth drive motor 32 of being connected with horizontal lead screw on the base, horizontal lead screw top spin has connect horizontal nut piece, the upper end and the base 36 fixed connection of horizontal nut piece, rotate through the bearing in the base and install vertical lead screw 33, fixed mounting has the fifth driving motor 34 with vertical lead screw connection on the base, vertical lead screw top spin connects the cooperation to have vertical nut piece, the upper end fixed mounting of vertical nut piece has backup pad 35.
The fourth driving motor drives the transverse screw rod to rotate, and the fifth driving motor drives the longitudinal screw rod to rotate, so that the position of the supporting plate of the movable workbench is adjusted.
Specifically, a positioning assembly for positioning the workpiece is arranged on the movable workbench, and a photoelectric switch and a distance sensor are mounted on the base. The portal frame is provided with the PLC controller, the action of the electrical element is controlled through the matching of the relay, and the use is convenient.
The principle is as follows:
and placing the workpiece needing to be locked with the screw on a movable workbench, and adjusting the position of the workpiece relative to the screw locking device by using the movable workbench. When the screw is locked, the screw driving machine is driven to adjust the position through the rotating mechanism and the moving mechanism, the screw enters the mouth sleeve through the air pipe, the screwdriver head moves downwards to drive the mouth sleeve to be in contact with a workpiece when the screw is driven, the spring is extruded, the mouth sleeve is positioned through the spring and the guide rod, then the screwdriver head continues to move, and the screwdriver head extends into the mouth sleeve to lock the screw in the mouth sleeve on the workpiece. The screw driving operation of the workpiece is realized by adjusting the position of the screw driving machine.
Finally, it should be noted that: various modifications and alterations of this invention may be made by those skilled in the art without departing from the spirit and scope of this invention. Thus, to the extent that such modifications and variations of the present invention fall within the scope of the present claims and their equivalents, it is intended that the present invention encompass such modifications and variations as well.
Claims (5)
1. A three-axis screw machine is characterized by comprising a base and a portal frame fixedly arranged on the base, wherein a movable workbench is arranged on the base, and a screw locking device is arranged on the portal frame;
the screw locking device comprises a screw driving machine, a screwdriver head of the screw driving machine is arranged downwards, a fixed block is mounted at the lower end of the screw driving machine and connected with a connecting block through a spring, a nozzle sleeve for the screwdriver head to extend into is arranged on the connecting block, the connecting block is upwards fixedly provided with a guide rod, a guide hole is formed in the fixed block in a penetrating mode, and the guide rod is located on the inner side of the spring;
the upper end of the screwing machine is fixedly provided with a mounting seat, and the portal frame is provided with a moving mechanism for driving the connecting seat to move along the vertical direction and a rotating mechanism for driving the connecting seat to rotate.
2. The three-axis screw machine according to claim 1, wherein the moving mechanism comprises a screw box, a vertically arranged screw is rotatably installed in the screw box through a bearing, a screw guide groove is vertically arranged on the outer side of the screw box, a nut block is screwed on the screw, the outer end of the nut block is slidably matched in the screw guide groove, the mounting seat is fixedly connected with the nut block, a first driving motor is fixedly installed at the lower end of the screw box, and an output shaft of the first driving motor penetrates through the screw box and is fixedly connected with the lower end of the screw.
3. The triaxial screw machine of claim 1, wherein the rotating mechanism comprises a second driving motor fixedly mounted at the upper end of the portal frame, an output shaft of the second driving motor is downwards arranged and fixedly mounted with a mounting plate, a through hole is arranged on the mounting plate in a penetrating manner, a gear box is fixedly mounted at the other side of the mounting plate, a rotating mechanism is mounted in the gear box and used for driving a gear shaft to rotate, the gear shaft penetrates through the gear box and the mounting plate to be fixedly connected with a screw box, and a through hole allowing the gear shaft to penetrate is arranged on the mounting plate.
4. The three-shaft screw machine according to claim 3, wherein the rotating mechanism comprises a third driving motor fixedly installed in the gear box, an output shaft of the third driving motor is fixedly installed with a driving spur gear, and a driven spur gear in meshing transmission with the driving spur gear is fixedly installed on the gear shaft.
5. The three-axis screw machine according to claim 1, wherein the movable workbench comprises a transverse screw rod which is installed in a base through rotation, a fourth driving motor which is connected with the transverse screw rod is fixedly installed on the base, a transverse screw nut block is screwed on the transverse screw rod, the upper end of the transverse screw nut block is fixedly connected with the base, a longitudinal screw rod is rotatably installed in the base through a bearing, a fifth driving motor which is connected with the longitudinal screw rod is fixedly installed on the base, a longitudinal screw nut block is screwed on the longitudinal screw rod and matched with the longitudinal screw nut block, and a supporting plate is fixedly installed at the upper end of the longitudinal screw nut block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120003882.2U CN214922120U (en) | 2021-01-04 | 2021-01-04 | Three-axis screw machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120003882.2U CN214922120U (en) | 2021-01-04 | 2021-01-04 | Three-axis screw machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214922120U true CN214922120U (en) | 2021-11-30 |
Family
ID=79120993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120003882.2U Active CN214922120U (en) | 2021-01-04 | 2021-01-04 | Three-axis screw machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214922120U (en) |
-
2021
- 2021-01-04 CN CN202120003882.2U patent/CN214922120U/en active Active
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