CN219234468U - Automatic screw screwing device - Google Patents

Abstract

The utility model provides an automatic screw screwing device, which comprises a first mounting frame; the vertical driving source is arranged on one side of the mounting frame; the vertical movement installation block is arranged on the other side of the first installation frame in a vertically movable manner and is connected with a vertical driving source; the second mounting frame is arranged on the vertical movement mounting block; a rotation driving source provided on the second mounting frame; the upper end of the connector is connected with a rotation driving source; the rotation driving source drives the connector to rotate; the connector is internally provided with a mounting hole; the screwing rod is detachably arranged in the mounting hole at the lower end of the connector; the connector drives the screwing rod to rotate and is used for screwing the screw; the periphery of the screwing rod is provided with a clamping ring groove, one side of the mounting hole is provided with a movable hole, an elastic piece is arranged in the movable hole, one end of the elastic piece, which is close to the mounting hole, is provided with a clamping block, and the shape of the clamping block is matched with the shape of the clamping ring groove; the outside cover of connector is equipped with the sliding sleeve, and its slip setting is on the connector.

Description

Automatic screw screwing device

Technical Field

The utility model relates to the technical field of screw screwing devices, in particular to an automatic screw screwing device.

Background

The screw is what the machine shop often did, and traditional screw mode is that manual holding screwdriver screws up the screw, only can screw up a screw once, and the process of screwing is longer, and waste time, and the degree of screwing up of screw can only be decided according to personnel's experience simultaneously, does not have unified standard, and product quality is difficult to control. Although various automatic screwdrivers, such as electric screwdrivers commonly called electric screwdriver, are also available in the market at present, the existing automatic screwdrivers need to be suspended for operation, and users are tired and uncomfortable to operate. Therefore, some manufacturers integrally arrange an automatic screwdriver on a mounting frame to realize automatic movement of screwing, such as a screwing mechanism and a screwing device with the Chinese patent application number 201920008708.X, and the disadvantage is that when the corresponding screwing rod needs to be replaced in order to adapt to screws of different types or production requirements or the screwing mechanism is damaged, the user needs to detach the whole screwing mechanism for replacement, so that the cost is high and the operation is troublesome.

Disclosure of Invention

In view of the above, the present utility model aims to provide an automatic screw-driving device, which solves the problems of the conventional automatic screw-driving device that the operation of replacing the screw-driving rod is troublesome and the cost is high by the cooperation of the sliding sleeve, the clamping ring groove and the clamping block in the movable hole.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

an automatic screw driving device comprising:

a first mounting frame;

the vertical driving source is arranged on one side of the mounting frame;

the vertical movement installation block can be vertically arranged on the other side of the first installation frame in a movable manner, and is connected with a vertical driving source which drives the vertical movement installation block to vertically move;

the second installation frame is arranged on the vertical movement installation block and moves along with the vertical movement installation block;

a rotation driving source provided on the second mounting frame;

the upper end of the connector is connected with the rotation driving source; the rotation driving source drives the connector to rotate; a mounting hole is formed in the connector; and

the screwing rod is detachably arranged in the mounting hole at the lower end of the connector; the connector drives the screwing rod to rotate and is used for screwing the screw;

wherein, the peripheral surface of the screwing rod is provided with a clamping ring groove, one side of the mounting hole is provided with a movable hole, the movable hole is internally provided with an elastic piece, one end of the elastic piece, which is close to the mounting hole, is provided with a clamping block, and the shape of the clamping block is matched with the shape of the clamping ring groove;

the outer side of the connector is sleeved with a sliding sleeve which is arranged on the connector in a sliding manner; when the sliding sleeve is arranged at the outer side of the movable hole, the elastic piece is abutted against the inner wall of the sliding sleeve, and the clamping block is arranged in the clamping ring groove to realize the clamping of the connector and the screwing rod; when the sliding sleeve and the movable hole are arranged in a staggered mode, the clamping block is positioned outside the clamping ring groove, and separation between the connector and the screwing rod is achieved.

Preferably, a third mounting bracket is arranged on the lower side of the second mounting bracket, a suction nozzle sleeve is arranged on the third mounting bracket, a through hole is formed in the suction nozzle sleeve, the screwing rod penetrates through the through hole, and the through hole is at least partially attached to the peripheral surface of the screwing rod and used for limiting the movement of the screwing rod.

Preferably, the upper end of the through hole of the suction nozzle sleeve is attached to the suction nozzle sleeve, a ventilation area is arranged between the lower end of the through hole and the peripheral surface of the screwing rod, and an opening of the ventilation area is arranged below the screwing rod;

the third mounting bracket is provided with an airflow channel for communicating an air suction source, one side of the lower end of the through hole is provided with a vent hole, the vent hole is communicated with the airflow channel and the ventilation area, and the air suction source sucks air to realize the suction of the screw through the opening of the ventilation area.

Preferably, the third mounting bracket is provided with a guide hole, and the suction nozzle is sleeved in the guide hole and can linearly move along the axial direction of the guide hole; the lower end of the suction nozzle sleeve is provided with a step part, a spring is arranged between the lower surface of the third mounting bracket and the step part, and the spring is sleeved on the suction nozzle sleeve.

Preferably, the third mounting bracket includes:

the connecting end is connected with the second mounting frame;

the mounting end is positioned below the connector, and the guide hole is formed in the mounting end; the air flow channel is arranged at the mounting end;

the extension part is arranged between the connecting end and the mounting end and is used for connecting the connecting end and the mounting end;

the air flow channel extends into the mounting end from the air connector.

Preferably, a positioning groove is formed in the lower end of the connector, and an opening of the positioning groove faces downwards; the peripheral surface of the screwing rod is provided with an outwards extending positioning part, and when the upper surface of the positioning part is propped against the inner wall of the positioning groove, the movable hole is communicated with the clamping ring groove.

Preferably, the second mounting frame is provided with a fixing frame, the rotation driving source is fixedly arranged on the upper side of the fixing frame, the lower side of the inner end of the fixing frame is provided with a driving wheel, the rotation driving source is connected with the driving wheel and drives the driving wheel to rotate, the lower side of the outer end of the fixing frame is provided with a driven wheel, the driven wheel is connected with the connector, and transmission is realized between the driving wheel and the driven wheel through a synchronous belt.

Preferably, the driven wheel is provided with a connecting shaft, and the lower end of the connecting shaft is arranged in a mounting hole of the connector; the lower end of the connecting shaft is provided with a first connecting hole, the connector is provided with a second corresponding connecting hole, and the connecting shaft and the connector are connected through the first connecting hole and the second connecting hole through the pin shaft.

Preferably, the vertical moving installation block is provided with at least one first vertically arranged adjustment hole, the second installation frame is provided with a plurality of second vertically arranged adjustment holes, and the second installation frame is provided with a plurality of corresponding second vertically arranged adjustment holes, and the second vertically arranged adjustment holes are simultaneously penetrated through the first vertically arranged adjustment holes through fasteners to realize the adjustment of the height of the second installation frame.

Compared with the prior art, the utility model has the following outstanding and beneficial technical effects:

1. according to the utility model, a user only needs to simply apply force to the sliding sleeve, so that the sliding sleeve can move up and down on the connector to realize the disassembly and assembly between the connector and the screwing rod, the operation is simple and quick, and the screwing rod is convenient to replace. And the user can adapt to screws of different models or production requirements through changing the screwing rod, so that the cost is lower.

2. The upper end of the through hole of the suction nozzle sleeve is attached to the suction nozzle sleeve, so that one end opening of the through hole of the suction nozzle sleeve is closed. Meanwhile, the possibility of shaking and shifting of the screwing rod is reduced through the through hole, so that the screwing rod can stably move up and down and rotate. The lower end of the through hole and the peripheral surface of the screwing rod are provided with ventilation areas, the ventilation areas are sucked through the suction source, so that air flow outside the suction nozzle sleeve can enter the ventilation holes from the openings of the ventilation areas, then enter the air flow channels from the ventilation holes, and finally enter the suction source, negative pressure is finally generated in the suction nozzle sleeve, the suction nozzle sleeve can be positioned through the negative pressure suction screw, and the screwing rod is convenient to screw.

3. According to the utility model, when the suction nozzle sleeve moves downwards along with the second mounting frame until the suction nozzle sleeve abuts against the operation surface of the device requiring screwing, the suction nozzle sleeve can move upwards under the action of the reaction force, the spring is driven by the suction nozzle sleeve to move upwards until the suction nozzle sleeve abuts against the lower surface of the third mounting bracket, and the spring is compressed, so that the reaction force generated by compression of the spring can press the suction nozzle sleeve, and the suction nozzle sleeve stably abuts against the operation surface to suck the screw.

4. When the upper surface of the positioning part is abutted against the inner wall of the positioning groove, the movable hole is communicated with the clamping ring groove, so that the accurate positioning and installation between the connector and the screwing rod are realized through the positioning groove and the positioning part, and the structure is simple and effective.

5. The utility model reduces the whole occupied space of the installation end through the design of the concave part, and simultaneously can shield the upper side and the front side of the air connector to play a certain protection role.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a front end cross-sectional view of the present utility model;

FIG. 3 is an enlarged view at A of FIG. 2;

FIG. 4 is an exploded view of the present utility model;

FIG. 5 is an exploded view of the connection structure of the third connecting frame, the connecting head and the screw rod;

fig. 6 is a schematic view of the structure of the screw rod.

Reference numerals: 1. a first mounting frame; 2. a vertical driving source; 3. vertically moving the mounting block; 31. an adjusting hole I;

4. a second mounting frame; 41. a fixing frame; 42. an adjusting hole II;

5. a rotational drive source;

6. a connector; 61. a mounting hole; 62. a movable hole; 63. an elastic member; 64. a clamping block; 65. a positioning groove; 66. a second connecting hole;

7. twisting the rod; 71. the clamping ring groove is connected; 72. a positioning part;

8. a third mounting bracket; 81. a connection end; 82. a mounting end; 83. an extension; 84. a guide hole; 85. an air flow channel; 86. a recessed portion;

9. a suction nozzle sleeve; 91. a through hole; 911. a ventilation zone; 92. a vent hole; 93. a step portion;

10. a sliding sleeve;

11. an air joint; 12. a driving wheel; 13. driven wheel; 14. a synchronous belt; 15. a connecting shaft; 151. a first connecting hole; 16. a pin shaft; 17. and (3) a spring.

Detailed Description

The following detailed description of the utility model is provided in connection with the accompanying drawings to facilitate understanding and grasping of the technical scheme of the utility model.

As shown in fig. 1 to 6, an automatic screw tightening device includes a first mounting frame 1, a vertical driving source 2, a vertically moving mounting block 3, a second mounting frame 4, a rotational driving source 5, a connection head 6, and a tightening rod 7. The first mounting frame 1 is used for connecting other devices needing to screw, so that the automatic screw screwing device can be mounted on a related device to realize an automatic screw screwing function, and certain production efficiency is improved. The vertical driving source 2 is provided at one side of the mounting frame. The vertical movement installation block 3 can be vertically arranged on the other side of the installation frame in a moving mode, the vertical movement installation block 3 is connected with the vertical driving source 2, and the vertical driving source 2 drives the vertical movement installation block 3 to vertically move. The connection structure between the vertically movable mounting block 3 and the first mounting frame 1 in this embodiment is preferably a sliding connection between a slide rail and a slider. The second mounting frame 4 is provided on the vertically moving mounting block 3 and moves with the vertically moving mounting block 3. A rotation driving source 5 is provided on the second mount 4. The upper end of the connector 6 is connected with a rotation driving source 5; the rotation driving source 5 drives the connector 6 to rotate; the connector 6 is provided with a mounting hole 61. The screwing rod 7 is detachably arranged in a mounting hole 61 at the lower end of the connector 6. The connector 6 drives the screwing rod 7 to rotate.

Wherein, referring to fig. 2, 3, 5 and 6, a snap ring groove 71 is formed on the circumferential surface of the screwing rod 7, a movable hole 62 is formed on one side of the mounting hole 61, the movable hole 62 is provided with an elastic member 63, one end of the elastic member 63, which is close to the mounting hole 61, is provided with a snap block 64, the shape of the snap block 64 is matched with the shape of the snap ring groove 71, in this embodiment, the shape of the snap block 64 is spherical, and the inner wall of the snap ring groove 71 is in an arc shape. The outer side of the connector 6 is sleeved with a sliding sleeve 10 which is arranged on the connector 6 in a sliding way; when the sliding sleeve 10 is arranged outside the movable hole 62, the elastic piece 63 is abutted against the inner wall of the sliding sleeve 10, the elastic piece 63 is compressed, and the clamping block 64 is arranged in the clamping ring groove 71 to realize the clamping connection between the connector 6 and the screwing rod 7; when the sliding sleeve 10 and the movable hole 62 are arranged in a staggered manner, the elastic piece 63 can rebound, and the clamping block 64 can be separated from the clamping ring groove 71, namely, the clamping block 64 is positioned outside the clamping ring groove 71, so that the connector 6 and the screwing rod 7 are separated. Therefore, a user only needs to simply apply force to the sliding sleeve 10, so that the sliding sleeve 10 can move up and down on the connector 6 to realize the disassembly and assembly between the connector 6 and the screwing rod 7, the operation is simple and quick, and the screwing rod 7 is convenient to replace.

Referring to fig. 1, 2 and 5, a third mounting bracket 8 is provided at the lower side of the second mounting bracket 4, a suction nozzle sleeve 9 is provided on the third mounting bracket 8, a through hole 91 is provided in the suction nozzle sleeve 9, the screwing rod 7 is arranged in the through hole 91 in a penetrating manner, the through hole 91 is at least partially attached to the peripheral surface of the screwing rod 7 to limit the movement of the screwing rod 7, the possibility of shaking and shifting of the screwing rod 7 is reduced, and the screwing rod 7 can stably move up and down and rotate.

As shown in fig. 2, the upper end of the through hole 91 of the nozzle cover 9 is fitted to the nozzle cover 9 so as to close one end opening of the through hole 91 of the nozzle cover 9. A ventilation region 911 is provided between the lower end of the through hole 91 and the peripheral surface of the screw 7, and an opening of the ventilation region 911 is provided below the screw 7. The third mounting bracket 8 is provided with an air flow channel 85 for communicating an air suction source, one side of the lower end of the through hole 91 is provided with a vent hole 92, and the vent hole 92 communicates the air flow channel 85 with a ventilation area 911. Therefore, air flow outside the suction nozzle sleeve 9 can enter the vent hole 92 from the opening of the ventilation area 911 through air suction of the suction source, then enter the air flow channel 85 from the vent hole 92, and finally enter the suction source, negative pressure is generated in the suction nozzle sleeve 9, so that the suction nozzle sleeve 9 can be positioned through the negative pressure suction screw, and the screw can be conveniently screwed down by rotating the driving rod 7.

Further, referring to fig. 1, 2 and 5, a guide hole 84 is formed in the third mounting bracket 8, and the nozzle sleeve 9 is inserted into the guide hole 84 and can move linearly along the axial direction of the guide hole 84; the lower end of the suction nozzle sleeve 9 is provided with a step portion 93, a spring 17 is arranged between the lower surface of the third mounting bracket 8 and the step portion 93, and the spring 17 is sleeved on the suction nozzle sleeve 9. Therefore, when the suction nozzle sleeve 9 moves downwards along with the second mounting frame 4 until the suction nozzle sleeve 9 abuts against the operation surface of the device needing screwing, the suction nozzle sleeve 9 can move upwards under the action of the reaction force, the spring 17 is driven by the suction nozzle sleeve 9 to move upwards until the suction nozzle sleeve abuts against the lower surface of the third mounting bracket 8, the spring 17 is compressed, and the reaction force generated by compression of the spring 17 can compress the suction nozzle sleeve 9, so that the suction nozzle sleeve 9 stably abuts against the operation surface to suck screws.

When the suction nozzle sleeve 9 moves to the lower surface of the suction nozzle sleeve is leveled with the lower end part of the screwing rod 7 or is positioned above the lower end part of the screwing rod 7, the screwing rod 7 can be contacted with the screw sucked by the suction nozzle sleeve 9, and then the screw can be screwed on related parts by rotating the driving source 5 to drive the screwing rod 7 to rotate.

Referring to fig. 1, 2 and 5, the third mounting bracket 8 includes a connection end 81, a mounting end 82 and an extension 83. The connection end 81 is connected to the second mounting frame 4. The mounting end 82 is positioned below the connector 6, and the guide hole 84 is formed in the mounting end 82; an air flow passage 85 is provided at the mounting end 82. The extension 83 is disposed between the connection end 81 and the mounting end 82, for connecting the connection end 81 and the mounting end 82. Wherein, one side of the installation end 82 is provided with a concave part 86, the concave part 86 is internally provided with an air joint 11, and an air flow channel 85 extends from the air joint 11 into the installation end 82. Therefore, the design of the concave part 86 reduces the whole occupied space of the mounting end 82 and simultaneously shields the upper side and the front side of the air connector 11, thereby playing a certain role in protection.

Referring to fig. 2, 5 and 6, a positioning groove 65 is formed at the lower end of the connector 6, and an opening of the positioning groove 65 faces downwards; the peripheral surface of the screwing rod 7 is provided with a positioning portion 72 extending outward, and when the upper surface of the positioning portion 72 abuts against the inner wall of the positioning groove 65, the movable hole 62 communicates with the snap ring groove 71. Thereby realizing the accurate positioning and installation between the connector 6 and the screwing rod 7, and having simple and effective structure.

Referring to fig. 1 and 4, a fixing frame 41 is provided on the second mounting frame 4, a rotation driving source 5 is fixedly provided on an upper side of the fixing frame 41, a driving wheel 12 is provided on a lower side of an inner end of the fixing frame 41, the rotation driving source 5 is connected with the driving wheel 12 and drives the driving wheel 12 to rotate, a driven wheel 13 is provided on a lower side of an outer end of the fixing frame 41, the driven wheel 13 is connected with the connector 6, and transmission is realized between the driving wheel 12 and the driven wheel 13 through a synchronous belt 14. Therefore, the rotary driving source 5 can stably drive the connector 6, and the upper sides of the driving wheel 12 and the driven wheel 13 can be shielded and protected through the fixing frame 41, so that the possibility of damage of the driving wheel 12 and the driven wheel 13 due to the influence of external force is reduced.

Further, referring to fig. 1 and 4, the driven wheel 13 is provided with a connecting shaft 15, and the lower end of the connecting shaft 15 is disposed in the mounting hole 61 of the connector 6; the lower end of the connecting shaft 15 is provided with a first connecting hole 151, the connector 6 is provided with a second corresponding connecting hole 66, and the pin 16 passes through the first connecting hole 151 and the second connecting hole 66 at the same time to realize the connection between the connecting shaft 15 and the connector 6. Therefore, a user can connect and disconnect the connecting shaft 15 and the connecting head 6 only by simply pulling and inserting the pin shaft 16, the connecting structure is simple, and the operation required by the user is also simple and quick.

Further, with reference to fig. 1 and fig. 4, at least one first adjusting hole 31 arranged vertically is formed in the vertically moving mounting block 3, a plurality of second adjusting holes 42 arranged vertically are formed in the second mounting frame 4, and the adjustment of the height of the second mounting frame 4 is achieved by simultaneously penetrating the first adjusting holes 31 and the second adjusting holes 42 through fasteners, so that the automatic screw screwing device can adapt to devices with different heights and use requirements.

Of course, the above is only a typical example of the utility model, and other embodiments of the utility model are also possible, and all technical solutions formed by equivalent substitution or equivalent transformation fall within the scope of the utility model claimed.

Claims (9)

1. An automatic screw tightening device, which is characterized by comprising

A first mounting frame (1);

a vertical driving source (2) arranged at one side of the mounting frame;

the vertical movement installation block (3) can be vertically and movably arranged on the other side of the first installation frame (1), the vertical movement installation block (3) is connected with the vertical driving source (2), and the vertical driving source (2) drives the vertical movement installation block (3) to vertically move;

the second mounting frame (4) is arranged on the vertical movement mounting block (3) and moves along with the vertical movement mounting block (3);

a rotation driving source (5) provided on the second mounting frame (4);

the upper end of the connector (6) is connected with the rotation driving source (5); the rotation driving source (5) drives the connector (6) to rotate; a mounting hole (61) is formed in the connector (6); and

the screwing rod (7) is detachably arranged in a mounting hole (61) at the lower end of the connector (6); the connector (6) drives the screwing rod (7) to rotate and is used for screwing the screw;

the screw-type screw driver comprises a screw rod (7), wherein a clamping ring groove (71) is formed in the peripheral surface of the screw rod (7), a movable hole (62) is formed in one side of the mounting hole (61), an elastic piece (63) is arranged in the movable hole (62), a clamping block (64) is arranged at one end, close to the mounting hole (61), of the elastic piece (63), and the shape of the clamping block (64) is matched with that of the clamping ring groove (71);

the outer side of the connector (6) is sleeved with a sliding sleeve (10), and the sliding sleeve is arranged on the connector (6) in a sliding manner; when the sliding sleeve (10) is arranged at the outer side of the movable hole (62), the elastic piece (63) is abutted against the inner wall of the sliding sleeve (10), and the clamping block (64) is arranged in the clamping ring groove (71) to realize the clamping connection between the connector (6) and the screwing rod (7); when the sliding sleeve (10) and the movable hole (62) are arranged in a staggered mode, the clamping block (64) is positioned outside the clamping ring groove (71) to separate the connecting head (6) from the screwing rod (7).

2. The automatic screwing device according to claim 1, characterized in that: the lower side of second mounting bracket (4) is provided with third installing support (8), be provided with suction nozzle cover (9) on third installing support (8), through-hole (91) have been seted up in suction nozzle cover (9), twist and move pole (7) and wear to establish in through-hole (91), at least part laminating of through-hole (91) twist the global removal that moves pole (7) is used for restricting to twist and moves pole (7).

3. The automatic screwing device according to claim 2, characterized in that: the upper end of the through hole (91) of the suction nozzle sleeve (9) is attached to the suction nozzle sleeve (9), a ventilation area (911) is arranged between the lower end of the through hole (91) and the peripheral surface of the screwing rod (7), and an opening of the ventilation area (911) is arranged below the screwing rod (7);

the third mounting bracket (8) is provided with an airflow channel (85) for communicating an air suction source, one side of the lower end of the through hole (91) is provided with a vent hole (92), the vent hole (92) is communicated with the airflow channel (85) and the ventilation area (911), and the air suction source sucks air to realize the suction of the screw through the opening of the ventilation area (911).

4. An automatic screwing device according to claim 3, characterized in that: the third mounting bracket (8) is provided with a guide hole (84), and the suction nozzle sleeve (9) is arranged in the guide hole (84) in a penetrating manner and can linearly move along the axial direction of the guide hole (84); the lower end of the suction nozzle sleeve (9) is provided with a step part (93), a spring (17) is arranged between the lower surface of the third mounting bracket (8) and the step part (93), and the spring (17) is sleeved on the suction nozzle sleeve (9).

5. The automatic screwing device according to claim 4, characterized in that: the third mounting bracket (8) comprises:

-a connection end (81) connected to the second mounting frame (4);

the mounting end (82) is positioned below the connector (6), and the guide hole (84) is formed in the mounting end (82); the air flow channel (85) is arranged at the mounting end (82);

an extension (83) provided between the connection end (81) and the installation end (82) for connecting the connection end (81) and the installation end (82);

one side of the mounting end (82) is provided with a concave part (86), an air joint (11) is arranged in the concave part (86), and the air flow channel (85) extends from the air joint (11) to the inside of the mounting end (82).

6. The automatic screwing device according to claim 1, characterized in that: the lower end of the connector (6) is provided with a positioning groove (65), and an opening of the positioning groove (65) faces downwards; the peripheral surface of the screwing rod (7) is provided with a positioning part (72) extending outwards, and when the upper surface of the positioning part (72) abuts against the inner wall of the positioning groove (65), the movable hole (62) is communicated with the clamping ring groove (71).

7. An automatic screwing apparatus according to any one of claims 1 to 6, characterized in that: the utility model discloses a motor vehicle is characterized in that a fixing frame (41) is arranged on a second mounting frame (4), a rotation driving source (5) is fixedly arranged on the upper side of the fixing frame (41), a driving wheel (12) is arranged on the lower side of the inner end of the fixing frame (41), the rotation driving source (5) is connected with the driving wheel (12) and drives the driving wheel (12) to rotate, a driven wheel (13) is arranged on the lower side of the outer end of the fixing frame (41), the driven wheel (13) is connected with a connector (6), and transmission is realized between the driving wheel (12) and the driven wheel (13) through a synchronous belt (14).

8. The automatic screwing device according to claim 7, characterized in that: a connecting shaft (15) is arranged on the driven wheel (13), and the lower end of the connecting shaft (15) is arranged in a mounting hole (61) of the connector (6); the lower end of the connecting shaft (15) is provided with a first connecting hole (151), the connector (6) is provided with a second corresponding connecting hole (66), and the pin shaft (16) simultaneously passes through the first connecting hole (151) and the second connecting hole (66) to realize connection between the connecting shaft (15) and the connector (6).

9. An automatic screwing apparatus according to any one of claims 1 to 6, characterized in that: the vertical movement installation block (3) is provided with at least one first regulating hole (31) which is vertically arranged, the second installation frame (4) is provided with a plurality of second regulating holes (42) which are vertically arranged, and the second installation frame (4) is adjusted in height by penetrating through the first regulating holes (31) and the second regulating holes (42) which are different through fasteners.

Images