CN217452888U

CN217452888U - Suction type tightening device

Info

Publication number: CN217452888U
Application number: CN202220962437.3U
Authority: CN
Inventors: 孙欢; 朱文秀
Original assignee: Nanjing Yingda Disai Industry Design Co ltd
Current assignee: Nanjing Yingda Disai Industry Design Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-09-20
Anticipated expiration: 2032-04-21

Abstract

The utility model discloses a suction type tightening device in the technical field of screw tightening equipment, which comprises a fixing device and a tightening mechanism, wherein the fixing device comprises a top plate, a side plate, an electric screwdriver and an air extractor, the side plate is welded on the left side of the bottom of the top plate, and the electric screwdriver is fixed on the bottom of the top plate through a bolt; this device is screwed up to suction formula setting, structural design is reasonable, through installing in the inner chamber at the drum criticize the board of chewing, criticize and form a cavity between board and the drum inner chamber, the cavity produces powerful suction under the effect of air extractor, suction sees through the ventilation hole and absorbs earlier the screw and make its and criticize first joint, because criticize first bottom be cross arc structure, the recess bottom that nut on the screw can be deepened to the bottom of arcwall face and carry out the joint through the lug, make the bottom at criticizing first of fixing that its screw can be firmly, avoid the screw to take place to drop at the in-process of screwing up, thereby improve the installation effectiveness of screw and avoid the part to take place to damage.

Description

Suction type tightening device

Technical Field

The utility model relates to a screw tightening equipment technical field specifically is a device is screwed up to suction type.

Background

The screw machine is composed of a feeding system and a secondary locking system, wherein the feeding part, also called as a screw arranging machine and an island wire supplying machine, is a small-sized automatic device which is relatively simple and arranges screws in a row so as to improve the working efficiency, and is widely applied to the assembly of production lines in various fields.

The existing screw tightening device has a serious problem that when the screw is sucked, the screw falls off due to the fact that suction is insufficient and the structure of a screwdriver bit is not matched, the mounting efficiency of the screw is influenced, and parts are damaged, so that the suction type screw tightening device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is screwed up to suction formula to what provide in solving above-mentioned background art when absorbing the screw, can cause the screw to drop because the not matching of the structure of suction not enough and batch head, and then can influence the installation effectiveness of screw and the problem of the damage of taking place the part.

In order to achieve the above object, the utility model provides a following technical scheme: a suction type tightening device comprises a fixing device and a tightening mechanism, wherein the fixing device comprises a top plate, a side plate, an electric screwdriver and an air pump, the side plate is welded on the left side of the bottom of the top plate, the electric screwdriver is fixed on the bottom of the top plate through a bolt, and the air pump is fixed on the right side wall of the side plate through a bolt;

the tightening mechanism comprises a cylinder, a batch nozzle plate and a batch head, the cylinder is sleeved on the outer side of the bottom end of the electric batch, the outer side wall of the cylinder is welded on the right side of the side plate through a fixing rod, the air extractor is communicated with the inner cavity of the cylinder through a hose, the batch nozzle plate is slidably connected with the inner side wall of the cylinder, the batch nozzle plate is fixed on the bottom of the electric batch through a bolt, a ventilation hole is formed in the batch nozzle plate, the batch nozzle plate and the inner cavity of the cylinder form a cavity, and the batch head is inserted in the bottom of the batch nozzle plate.

Preferably, one side of the screwdriver bit rotating clockwise is welded with a lug, and the screwdriver bit is in contact with a nut on the screw through the lug.

Preferably, a groove is formed in the lower side of the inner cavity of the cylinder, and an annular sleeve is embedded in the groove.

Preferably, a magnet is embedded in the middle of the bottom of the screwdriver tip plate and is in contact with the screwdriver tip.

Preferably, the batch head is of a cross-shaped structure, and the bottom surface of the batch head is of an arc-shaped structure.

Compared with the prior art, the beneficial effects of the utility model are that: this device is screwed up to suction formula setting, structural design is reasonable, through installing in the inner chamber at the drum criticize the board of chewing, criticize and form a cavity between board and the drum inner chamber, the cavity produces powerful suction under the effect of air extractor, suction sees through the ventilation hole and absorbs earlier the screw and make its and criticize first joint, because criticize first bottom be cross arc structure, the recess bottom that nut on the screw can be deepened to the bottom of arcwall face and carry out the joint through the lug, make the bottom at criticizing first of fixing that its screw can be firmly, avoid the screw to take place to drop at the in-process of screwing up, thereby improve the installation effectiveness of screw and avoid the part to take place to damage.

Drawings

FIG. 1 is a schematic view of the structure of the screwdriver tip plate of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

fig. 3 is a schematic view of the cross-sectional structure of the cylinder of the present invention.

In the figure: 100. a fixing device; 110. a top plate; 120. a side plate; 130. electric screwdriver; 140. an air extractor; 141. a hose; 200. a tightening mechanism; 210. a cylinder; 211. fixing the rod; 212. an annular sleeve; 220. a nozzle plate is driven; 221. a vent hole; 222. a magnet; 230. a batch head; 231. and (6) a bump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a device is screwed up to suction formula for screw nut goes up the screw that the fluting shape is cruciform structure and screws up, avoids the screw to take place to drop at the in-process of screwing up, thereby improves the installation effectiveness of screw and avoids the part to take place to damage, please refer to fig. 1-3, including fixing device 100 and tightening mechanism 200.

Referring to fig. 1 to 3 again, a suction type tightening device includes a fixing device 100 and a tightening mechanism 200, the fixing device 100 includes a top plate 110, a side plate 120, an electric screwdriver 130 and an air extractor 140, the side plate 120 is welded to the left side of the bottom of the top plate 110, the electric screwdriver 130 is fixed to the bottom of the top plate 110 by bolts, the air extractor 140 is fixed to the right side wall of the side plate 120 by bolts, the top plate 110 and the side plate 120 are matched with each other for mounting each device, the electric screwdriver 130 is used for tightening screws, and the air extractor 140 and a hose 141 are used for generating suction force in the inner cavity of the cylinder 210 to suck the screws into the inner cavity of the cylinder 210;

the tightening mechanism 200 comprises a cylinder 210, a screwdriver plate 220 and a screwdriver head 230, the cylinder 210 is sleeved on the outer side of the bottom end of the electric screwdriver 130, the outer side wall of the cylinder 210 is welded on the right side of the side plate 120 through a fixing rod 211, the air extractor 140 is communicated with the inner cavity of the cylinder 210 through a hose 141, the screwdriver plate 220 is in sliding connection with the inner side wall of the cylinder 210, the screwdriver plate 220 is fixed at the bottom of the electric screwdriver 130 through bolts, a vent 221 is formed in the screwdriver plate 220, the screwdriver plate 220 and the inner cavity of the cylinder 210 form a chamber, the screwdriver head 230 is inserted at the bottom of the screwdriver plate 220, the cylinder 210 and the screwdriver plate 220 are matched with each other to form a chamber so as to generate strong suction, and the screwdriver head 230 is used for being in contact with a nut on a screw.

Referring to fig. 1 again, in order to prevent the screwdriver bit 230 from slipping during the process of screwing the screw, the stress strength between the screwdriver bit 230 and the screw is increased by the protrusion 231, the protrusion 231 is welded on the clockwise side of the screwdriver bit 230, and the screwdriver bit 230 contacts the nut of the screw through the protrusion 231.

Referring to fig. 3, in order to increase the friction force between the screw and the screw just entering the inner cavity of the cylinder 210 and prevent the nut on the screw from falling off before the nut is stuck in the bit 230, a groove is formed in the lower side of the inner cavity of the cylinder 210, and an annular sleeve 212 is embedded in the groove.

Referring to fig. 1 again, the screw is magnetically attracted, a magnet 222 is embedded in the middle of the bottom of the screwdriver plate 220, and the magnet 222 contacts with the screwdriver bit 230.

Referring to fig. 1 and 3 again, in order to increase the stress area between the screwdriver bit 230 and the nut on the screw, the screwdriver bit 230 is cross-shaped and the bottom surface of the screwdriver bit 230 is arc-shaped, and the arc-shaped surface is inserted into the slot of the nut to the maximum extent to tighten the screw.

The working principle is as follows: when the screwdriver is used, screws are conveyed to the bottom of the cylinder 210 through the feeder material channel, at the moment, the air pump 140 generates suction force in a cavity formed between the cylinder 210 and the screwdriver plate 220 through the hose 141, the screws are sucked into the inner cavity of the cylinder 210 through the suction force, the feeder material channel is removed after the screws enter the inner cavity of the cylinder 210 until clamping grooves on screw nuts are clamped into the screwdriver head 230, the suction force in the inner cavity of the cylinder 210 is continuous, at the moment, an external workpiece is moved to the lower part of the cylinder 210, at the moment, the screwdriver 130 is driven to work, the screwdriver 130 drives the screwdriver head 230 to rotate through the screwdriver plate 220, and the screwdriver head 230 screws into the workpiece and screws tightly.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the disclosed embodiments can be used in any combination that is not specifically enumerated in this specification for the sake of brevity and resource savings, provided that no structural conflict exists. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a suction type tightening device which characterized in that: the electric screwdriver comprises a fixing device (100) and a screwing mechanism (200), wherein the fixing device (100) comprises a top plate (110), a side plate (120), an electric screwdriver (130) and an air pump (140), the side plate (120) is welded to the left side of the bottom of the top plate (110), the electric screwdriver (130) is fixed to the bottom of the top plate (110) through bolts, and the air pump (140) is fixed to the right side wall of the side plate (120) through bolts;

the tightening mechanism (200) comprises a cylinder (210), a batch nozzle plate (220) and a batch head (230), the cylinder (210) is sleeved on the outer side of the bottom end of the electric batch (130), the outer side wall of the cylinder (210) is welded on the right side of the side plate (120) through a fixing rod (211), the air extractor (140) is communicated with the inner cavity of the cylinder (210) through a hose (141), the batch nozzle plate (220) is in sliding connection with the inner side wall of the cylinder (210), the batch nozzle plate (220) is fixed at the bottom of the electric batch (130) through a bolt, a vent hole (221) is formed in the batch nozzle plate (220), the batch nozzle plate (220) and the inner cavity of the cylinder (210) form a cavity, and the batch head (230) is inserted at the bottom of the batch nozzle plate (220).

2. The suction tightening device according to claim 1, wherein: one side of the screwdriver head (230) which rotates clockwise is welded with a lug (231), and the screwdriver head (230) is in contact with a nut on a screw through the lug (231).

3. The suction tightening device according to claim 1, wherein: a groove is formed in the lower side of the inner cavity of the cylinder (210), and an annular sleeve (212) is embedded in the groove.

4. The suction tightening device according to claim 1, wherein: a magnet (222) is embedded in the middle of the bottom of the screwdriver tip plate (220), and the magnet (222) is in contact with the screwdriver tip (230).

5. The suction tightening device according to claim 1, wherein: the batch head (230) is of a cross-shaped structure, and the bottom surface of the batch head (230) is of an arc-shaped structure.