CN217254312U

CN217254312U - Screwdriver head assembly and nut taking and placing device

Info

Publication number: CN217254312U
Application number: CN202221124659.4U
Authority: CN
Inventors: 朱杰锋; 杨胜利; 杜军红; 葛振纲
Original assignee: Nanchang Longqi Information Technology Co ltd
Current assignee: Nanchang Longqi Intelligent Technology Co ltd
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2022-08-23
Anticipated expiration: 2032-05-10

Abstract

The utility model relates to a nut material loading technical field, concretely relates to nut is got and is put device, nut is got and is put device includes actuating mechanism, the first subassembly of the wholesale of setting on actuating mechanism and the nut feed mechanism of setting in wholesale first subassembly below, the first subassembly of wholesale includes the driving piece from the top down in proper order, the buffer seat, connecting piece and wholesale head, driving piece drive buffer seat is rotatory, be provided with the spring between connecting piece and the buffer seat, the wholesale head is fixed a position on the connecting piece through the round pin, when wholesale first subassembly is down, the wholesale head supports the nut, the wholesale head drives the connecting piece and upwards slides, the connecting piece supports the spring, the spring plays the cushioning effect. And a limiting structure is further arranged between the connecting piece and the buffer seat and used for preventing the connecting piece from sliding out of the buffer seat. The connecting piece is connected with the buffer seat through the limiting structure, the connecting piece is reduced to be separated from the buffer seat, the screwdriver heads are connected with the connecting piece through the pins, the screwdriver heads are stably connected with the connecting piece, and different screwdriver heads are convenient to replace.

Description

Screwdriver head assembly and nut taking and placing device

Technical Field

The utility model relates to a nut material loading technical field, concretely relates to wholesale head subassembly and nut are got and are put device.

Background

The bit, which is commonly referred to as a screwdriver bit, is mounted to a hand drill or hammer for driving a screw.

The current chinese patent with patent publication number CN215393667U discloses an auto-screwdriving machine, including the electricity criticize the drive unit, the electricity criticizes the subassembly and includes buffer unit and electricity criticize the head, the electricity criticizes drive unit drive electricity and criticizes subassembly reciprocating motion from top to bottom, buffer unit includes the buffing pad, the top of electricity criticizing the head is worn to establish in the buffing pad, be provided with the spring in the buffing pad, the top of electricity criticizing the head supports on the spring, when the screw was touched to the electricity criticized the head, the electricity was criticized the head and is at first upwards slided, spring compression, progressively weaken the impact force. The buffer seat is a magnetic buffer seat, and the buffer seat is detachably connected with the screwdriver head through magnetic force.

However, this kind of connection is unstable, and when the cushion socket magnetism weakens, the electric screwdriver bit can fall out the cushion socket by self gravity influence, perhaps, when the electric screwdriver bit blocks with the screw, the power of being connected between electric screwdriver bit and the screw is greater than the magnetic force between electric screwdriver bit and the cushion socket, and the electric screwdriver bit will fall out the cushion socket.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the unstable defect of criticizing first connection among the prior art to a criticize first subassembly and nut and get device is provided.

In order to solve the problems, the utility model provides a screwdriver head component, which comprises a mounting seat; the buffer seat penetrates through the mounting seat, a stroke hole is formed in the buffer seat, and a spring is arranged in the stroke hole; the end part of the connecting piece is slidably arranged in the stroke hole in a penetrating way and is propped against the spring, and the bottom of the connecting piece is connected with a screwdriver head through a pin; and the driving piece is fixed on the mounting seat and connected with and drives the buffer seat to rotate.

Optionally, a limiting groove is formed in the buffer seat, a limiting shaft is arranged on the connecting piece, the limiting groove is arranged along the sliding direction of the connecting piece, and the end portion of the limiting shaft is arranged in the limiting groove.

Optionally, the number of the limiting grooves is two, the two limiting grooves are symmetrically distributed on two sides of the sliding direction of the connecting piece, and two ends of the limiting shaft penetrate through the corresponding limiting grooves respectively.

Optionally, a connecting hole is formed in the connecting piece, the end portion of the screwdriver head penetrates through the connecting hole, a positioning pin is further arranged on the screwdriver head, and the screwdriver head and the connecting piece are sequentially penetrated through by the positioning pin.

Optionally, the connecting piece is further provided with an arc-shaped abutting surface adapted to abut against the end of the buffer seat.

Optionally, the end of the bit is provided with a protrusion adapted to be connected with a nut, and the protrusion is arranged along the axial direction of the bit.

Optionally, the batch head is sleeved with a magnetic ring.

The utility model also provides a nut is got and is put device, including foretell first subassembly of wholesale, nut is got and is put device and still includes: the screwdriver head assembly is arranged on the driving mechanism, and the driving mechanism drives the screwdriver head assembly to move; and the nut feeding mechanism is arranged below the batch head assembly and is suitable for feeding nuts.

Optionally, the driving mechanism includes an X-axis linear motion module and a Z-axis linear motion module, and the Z-axis linear motion module is disposed on the X-axis linear motion module and is driven by the X-axis linear motion module.

Optionally, the nut feeding mechanism includes a base, a feeding groove suitable for feeding nuts is arranged on the base, the length direction of the feeding groove is parallel to the Z-axis linear motion module, and a push rod sliding in the feeding groove is further arranged on the base.

The utility model has the advantages of it is following:

1. criticize first subassembly and include the mount pad, the mount pad sets gradually the driving piece from the top down, the buffing pad, connecting piece and criticize the head, the driving piece is fixed on the mount pad, the buffing pad is worn to establish on the mount pad and can be rotated on the mount pad, the top and the driving piece of buffing pad are connected, be provided with limit structure between connecting piece and the buffing pad, limit structure is for setting up the spacing groove on the buffing pad and setting up the spacing axle on the connecting piece, the connecting piece slides from top to bottom in the buffing pad, and by limit structure restriction stroke, and simultaneously, prevent the connecting piece roll-off in the buffing pad. The screwdriver head is connected to the connecting piece through the pin, so that the screwdriver head is stable in connection and convenient to detach.

2. Set up arc butt face on the connecting piece, slide on the connecting piece, arc butt face butt is in the buffer base bottom, for the condition of ladder face in the connecting piece, the arc butt face of this scheme can reduce the impact of connecting piece to the buffer base and take place the vibration, reduces the condition that the nut received the vibration and dropped, improves the stability of whole batch head subassembly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 shows an overall schematic view of a nut taking and placing device according to an embodiment of the present invention;

fig. 2 shows an exploded view of a bit assembly in accordance with an embodiment of the present invention;

fig. 3 shows an enlarged view at a in fig. 2.

Description of reference numerals:

1. a drive mechanism; 2. a bit assembly; 3. a nut feeding mechanism; 4. a limiting structure; 11. an X-axis linear motion module; 12. a Z-axis linear motion module; 21. a mounting seat; 22. a drive member; 23. a buffer seat; 231. a first end; 232. a second end; 233. a travel hole; 24. a connecting member; 241. connecting holes; 242. a second positioning hole; 243. an arc-shaped abutting surface; 25. a batch head; 251. a first positioning hole; 252. positioning pins; 253. a housing hole; 254. a protrusion; 26. a spring; 27. a magnetic ring; 31. a base; 32. a feeding trough; 33. limiting the angle; 34. a cylinder; 35. a push rod; 41. a limiting groove; 42. and a limiting shaft.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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 should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should 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; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

The utility model discloses a nut is got and is put device, refer to fig. 1, fig. 2 and fig. 3, including actuating mechanism 1, set up criticizing first subassembly 2 on actuating mechanism 1 and set up at the nut feed mechanism 3 of criticizing first subassembly 2 below, nut feed mechanism 3 is suitable for the nut feeding, and first subassembly 2 removes is criticized in the drive of actuating mechanism 1 drive, criticizes first subassembly 2 and can snatch the nut on the nut feed mechanism 3. In this embodiment, the operation of the whole apparatus is described by taking a nut as an example, and the operation is not limited to the nut, and may be other parts such as a screw.

Criticize first subassembly 2 and include mount pad 21, from last driving piece 22 that has set gradually downwards on the mount pad 21, buffer seat 23, connecting piece 24 and criticize first 25, wherein, driving piece 22 is preferably the motor, the motor is fixed on mount pad 21, the top at buffer seat 23 is connected to the motor, the output shaft fixed connection buffer seat 23 of motor, buffer seat 23 wears to establish on mount pad 21, buffer seat 23 can be at the internal rotation of mount pad 21, connecting piece 24 is cylindricly, the top of connecting piece 24 is worn to establish in buffer seat 23, can nevertheless not take place relative rotation in buffer seat 23 internal up-down slip, the top of criticizing first 25 is fixed on connecting piece 24. When the motor runs, the buffer seat 23 and the connecting piece 24 rotate, and the screwdriver bit 25 is driven to rotate.

Buffer seat 23 is the cover tube-shape, and buffer seat 23 wears to establish downthehole on mount pad 21, and buffer seat 23 includes first end 231 and second end 232, and first end 231 is connected with the motor, and the stroke hole 233 towards first end 231 is seted up to second end 232, is provided with spring 26 in the stroke hole 233, and the top of connecting piece 24 is worn to establish in stroke hole 233 to butt spring 26.

In order to prevent the connecting piece 24 from sliding out of the buffer seat 23, a limiting structure 4 is further arranged between the connecting piece 24 and the buffer seat 23. Specifically, the limiting structure 4 includes a limiting groove 41 disposed on the buffer seat 23 and a limiting shaft 42 disposed on the connecting member 24, the limiting groove 41 is disposed on a side wall of the buffer seat 23, and is in a shape of a long strip, and is communicated with the stroke hole 233, and a length direction of the limiting groove 41 is identical to a length direction of the buffer seat 23, that is, the limiting groove 41 is disposed along a sliding direction of the connecting member 24. The limiting shaft 42 is arranged on the connecting piece 24 in a penetrating way, and the end part of the limiting shaft 42 is positioned in the limiting groove 41 and can slide up and down in the limiting groove 41. The stopper shaft 42 is stopped by the inner wall of the stopper groove 41 when sliding up and down, so that the link 24 obtains a certain stroke and cannot be separated from the cushion seat 23. In this embodiment, the number of the limiting grooves 41 is two, the two limiting grooves 41 are arranged side by side on the side wall of the buffer seat 23, and are symmetrically arranged about the central axis of the buffer seat 23, and two ends of the limiting shaft 42 are respectively located in the corresponding limiting grooves 41. On one hand, the limiting structure 4 limits the relative sliding between the connecting piece 24 and the buffer seat 23, and prevents the connecting piece 24 from sliding out of the buffer seat 23; on the other hand, when the motor drives the buffer seat 23 to rotate, the buffer seat 23 can drive the connecting member 24 to rotate through the limiting structure 4.

The bottom of the connecting piece 24 is provided with a connecting hole 241, and the top end of the batch head 25 is arranged in the connecting hole 241 in a penetrating way and is positioned by a pin. Specifically, the batch head 25 is provided with a first positioning hole 251, a positioning pin 252 is arranged in the first positioning hole 251 in a penetrating manner, the connecting piece 24 is provided with a second positioning hole 242 communicated with the connecting hole 241, and when the top end of the batch head 25 is arranged in the connecting hole 241 in a penetrating manner, the positioning pin 252 is sequentially arranged in the second positioning hole 242 and the first positioning hole 251 in a penetrating manner, so that the batch head 25 is connected with the connecting piece 24. The screwdriver head 25 and the connecting piece 24 are connected through the positioning pin 252, when the screwdriver head 25 is replaced, only the positioning pin 252 needs to be plugged and pulled out, and replacement can be achieved conveniently and quickly.

The lower half portion of the connecting member 24 has a larger diameter than the upper half portion, and an arc-shaped abutting surface 243 is provided between the upper half portion and the lower half portion, and the diameter thereof gradually increases in a direction from the upper half portion toward the lower half portion. When the link 24 moves upward, the bottom end of the cushion seat 23 abuts against the arc-shaped abutting surface 243, and the arc-shaped abutting surface 243 reduces vibration between the link 24 and the cushion seat 23, as opposed to directly striking against the stepped surface of the link 24.

The holding hole 253 is opened in the middle part of criticizing head 25 bottom, and when criticizing head 25 was screwed up the nut, the screw rod that the nut need be placed can wear to establish in holding hole 253 to the nut is screwed down. The bottom end of the batch head 25 is further provided with protrusions 254, the protrusions 254 are arranged along the axial direction of the batch head 25, the number of the protrusions 254 is preferably four, and four protrusions 254 are uniformly arranged about the axis of the batch head 25. The nut is a slotted nut, and the number of slots corresponds to the number of the protrusions 254. For telescopic batch head 25, reduced the thickness of lateral wall, in narrow and small place, for example one side of nut has the wall, promote the convenience that the nut was got and is put. The batch head 25 is also sleeved with a magnetic ring 27, so that the magnetism of the batch head 25 is increased, and the nut is convenient to pick up.

Actuating mechanism 1 includes X axle linear motion module 11 and Z axle linear motion module 12, and X axle linear motion module 11 and Z axle linear motion module 12 are the lead screw module, and the lead screw module is current design, and it rotates through the motor drive lead screw, and the slip table on the lead screw can carry out reciprocating motion. The Z-axis linear motion module 12 is disposed on the sliding table of the X-axis linear motion module 11, and the Z-axis linear motion module 12 can move in the X-axis direction. The mount pad 21 is fixed on the slip table of Z axle linear motion module 12, and the preferred bolted connection of fixed mode, mount pad 21 can be driven by Z axle linear motion module 12 and carry out up-and-down motion, and then make wholely head 25 can the up-and-down motion, and wholely head 25 obtains the ascending motion of horizontal X axle direction and the up-and-down motion of Z axle.

The nut feeding mechanism 3 comprises a base 31, wherein a feeding groove 32 suitable for feeding nuts is arranged on the base 31, the feeding groove 32 is long-strip-shaped, the width of the feeding groove is limited only by the advance of a single nut, a limiting angle 33 is further arranged at the end part of the feeding groove 32, and the limiting angle 33 is V-shaped. An air cylinder 34 is further fixed on the base 31, a push rod 35 is connected to the air cylinder 34, and the push rod 35 is located in the feeding groove 32. After the feeding groove 32 enters the nut, the cylinder 34 drives the push rod 35 to move, the push rod 35 abuts against the nut and drives the nut to slide along the feeding groove 32, and finally the nut abuts against the limiting angle 33 to realize positioning.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. A batch head assembly, comprising: the method comprises the following steps:

a mounting seat (21);

the buffer seat (23) penetrates through the mounting seat (21), a stroke hole (233) is formed in the buffer seat (23), and a spring (26) is arranged in the stroke hole (233);

the end part of the connecting piece (24) is slidably arranged in the stroke hole (233) in a penetrating way and is propped against the spring (26), and the bottom of the connecting piece (24) is connected with a screwdriver head (25) through a pin; and

and the driving piece (22) is fixed on the mounting seat (21) and is connected with and drives the buffer seat (23) to rotate.

2. The batch head assembly of claim 1, wherein: be provided with spacing groove (41) on buffer seat (23), be provided with spacing axle (42) on connecting piece (24), the slip direction setting of connecting piece (24) is followed in spacing groove (41), the tip setting of spacing axle (42) is in spacing groove (41).

3. The batch head assembly of claim 2, wherein: the number of the limiting grooves (41) is two, the two limiting grooves (41) are symmetrically distributed on two sides of the sliding direction of the connecting piece (24), and two ends of the limiting shaft (42) penetrate through the corresponding limiting grooves (41) respectively.

4. The batch head assembly of claim 1, wherein: be provided with connecting hole (241) on connecting piece (24), the tip of criticizing head (25) is worn to establish in connecting hole (241), still be provided with locating pin (252) on criticizing head (25), criticizing head (25) and connecting piece (24) are worn to establish in proper order in locating pin (252).

5. The batch head assembly of claim 4, wherein: the connecting piece (24) is also provided with an arc-shaped abutting surface (243) which is suitable for abutting against the end part of the buffer seat (23).

6. The batch head assembly of claim 1, wherein: the end part of the batch head (25) is provided with a bulge (254) suitable for connecting a nut, and the bulge (254) is arranged along the axial direction of the batch head (25).

7. The batch head assembly of claim 6, wherein: the batch head (25) is sleeved with a magnetic ring (27).

8. The utility model provides a nut is got and is put device which characterized in that: comprising the bit assembly of any one of claims 1 to 7, the nut handling apparatus further comprising:

the screwdriver head assembly is arranged on the driving mechanism (1), and the driving mechanism (1) drives the screwdriver head assembly to move;

and the nut feeding mechanism (3) is arranged below the batch head assembly and is suitable for nut feeding.

9. The nut handling apparatus of claim 8 wherein: the driving mechanism (1) comprises an X-axis linear motion module (11) and a Z-axis linear motion module (12), wherein the Z-axis linear motion module (12) is arranged on the X-axis linear motion module (11) and is driven by the X-axis linear motion module (11).

10. The nut handling apparatus of claim 9 wherein: nut feed mechanism (3) include base (31), be provided with on base (31) and be suitable for last silo (32) of nut feeding, the length direction and the parallel setting of Z axle linear motion module (12) of going up silo (32), still be provided with gliding push rod (35) in last silo (32) on base (31).