CN210413421U

CN210413421U - Automatic assembling equipment for expansion bolts

Info

Publication number: CN210413421U
Application number: CN201921281651.7U
Authority: CN
Inventors: 薛兵兵
Original assignee: Ruian Yipin Stainless Steel Product Co ltd
Current assignee: Ruian Yipin Stainless Steel Product Co ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-04-28
Anticipated expiration: 2029-08-08

Abstract

The utility model relates to an expansion bolts automatic assembly equipment. The utility model provides a following technical scheme: the utility model provides an automatic equipment of expansion bolts, which comprises a frame, be equipped with bolt centre gripping subassembly in the frame, the subassembly is screwed up to transfer gear and nut, bolt centre gripping subassembly includes the lead screw, the first motor that links to each other with the lead screw, the conveying platform of setting on the lead screw, and set up two grip blocks at the conveying bench, the transfer gear is including setting up the dead axle in inside and setting up the rotation piece externally, a plurality of conveying groove of seting up along circumference equidistance on the rotation piece, the both sides of transfer gear are equipped with sleeve conveyer belt and finished product output conveyer belt respectively, the subassembly is screwed up to the nut includes the roating seat and the third motor that links to each other with the roating seat, it can place the holding chamber of nut and packing ring to have seted up in the roating seat, the bottom in holding. The utility model discloses simple structure can effectively improve the packaging efficiency, and occupation space is little.

Description

Automatic assembling equipment for expansion bolts

Technical Field

The utility model relates to an expansion bolts automatic assembly equipment. .

Background

The expansion bolt is a common fastener, has the characteristics of convenience in installation, high connection strength and the like, and is widely applied to the aspects of building member connection, equipment installation and the like. As an indispensable basic locking component which is popularized in various industries, expansion bolts have an ever-increasing market demand with rapid economic development, and have higher requirements on production efficiency, quality and cost of expansion bolt assembly.

The expansion bolt generally comprises a bolt, a sleeve, a nut and a gasket, the conventional expansion bolt adopts manual work or multiple devices to assemble all parts of the expansion bolt together, the manual assembly is simple in action, but low in production efficiency and high in labor intensity, the problem that the nut cannot be screwed in place frequently occurs, the multiple devices are used for assembling all parts of the expansion bolt, the steps are complicated, and the devices are connected through a conveying mechanism and need large occupied area.

Disclosure of Invention

To the problem that exists among the prior art, the utility model provides an expansion bolts automatic assembly equipment, simple structure can effectively improve the packaging efficiency, and occupation space is little.

In order to achieve the above purpose, the utility model provides a following technical scheme: an automatic assembling device for expansion bolts comprises a rack, wherein a bolt clamping assembly, a conveying wheel and a nut screwing assembly are arranged on the rack, the conveying wheel is arranged close to the bolt clamping assembly, the nut screwing assembly is arranged on the other side, opposite to one side of the bolt clamping assembly, of the conveying wheel, the bolt clamping assembly comprises a lead screw, a first motor connected with the lead screw, a conveying table arranged on the lead screw and two clamping blocks arranged on the conveying table, a lead screw nut matched with the lead screw is arranged at the bottom of the conveying table, an air cylinder capable of controlling the two clamping blocks to move relatively is further arranged on the conveying table, the conveying wheel comprises a fixed shaft arranged inside and a rotating part arranged outside, a plurality of conveying grooves are formed in the rotating part along the circumferential direction at equal intervals, a driven gear is arranged on the rotating part in a linkage manner, a driving gear meshed with the driven gear is arranged at the position of the driven gear, the both sides of transfer gear are equipped with sleeve conveyer belt and finished product output conveyer belt respectively, one side that the dead axle is located the sleeve conveyer belt is equipped with the adsorption equipment who has the adsorption, the nut is screwed up the subassembly and is included the roating seat and the third motor that links to each other with the roating seat, set up the holding chamber that can place nut and packing ring in the roating seat, the bottom in holding chamber is equipped with the spring and is equipped with the stopper with push pedal and the opening part that the spring links to each other, the holding chamber corresponds and rotates a direction of rotation department and is equipped with the breach that can make the nut leave the holding chamber.

By adopting the technical scheme, the second motor drives the driving gear to rotate, so that the driven gear meshed with the driving gear rotates, the rotating piece rotates, the sleeve on the sleeve conveying belt is sucked into the conveying groove through the adsorption device, the conveying groove with the sleeve is conveyed to the position corresponding to the bolt clamping assembly through the rotation of the rotating piece, the two clamping blocks on the conveying table move oppositely under the driving of the air cylinder so as to clamp the bolt, meanwhile, the screw rod is driven to rotate through the rotation of the first motor so that the screw rod nut moves, the conveying table moves towards the conveying groove under the action of the screw rod nut and gradually passes through the sleeve, after the bolt passes through one end of the sleeve and contacts the gasket and the nut, the third motor drives the rotating seat to rotate, at the moment, the gasket and the nut in the containing cavity rotate along with the rotating seat under the fixation of the push plate and the limiting block pushed by the spring, on the screw in arrived the bolt, accomplish with the cooperation back of bolt, two grip blocks reverse movement under the effect of cylinder, loosen the bolt, rotate the rotation and rotate the other end that leaves the holding chamber with the bolt from the breach to on will accomplishing the conveying trough at finished product place after the cooperation transmits finished product output conveyer belt through rotating, simple structure can effectively improve the packaging efficiency, and occupation space is little.

Further, the bottom in holding chamber still is equipped with the fixed column that can pass nut and packing ring center trompil, the center of push pedal is equipped with the through-hole that can be passed by the fixed column, the spring housing is established on the fixed column.

By adopting the technical scheme, the fixing column can pass through the central holes of the nut and the washer, so that the nut and the washer are aligned in an arranging manner, the nut and the washer are convenient to assemble with the bolt, and the through hole in the push plate is arranged to enable the fixing column to move along the fixing column under the pushing action of the spring.

Furthermore, a supporting seat is arranged between the rotating seat and the rack, rolling bodies are arranged on the surface of the rotating seat, and rolling grooves are formed in the supporting seat corresponding to the rolling bodies.

By adopting the technical scheme, the supporting seat can be used for connecting the rotating seat and the rack to play a role in supporting, and the rotating seat can rotate relative to the supporting seat through the rolling of the rolling bodies which can roll on the surface of the rotating seat in the rolling groove.

Furthermore, the rolling groove can be arranged along the axial direction of the supporting seat at equal intervals, and the position of the rolling body corresponds to the rolling groove.

By adopting the technical scheme, the supporting seat and the rotating seat are connected through the rolling bodies corresponding to the rolling grooves and the plurality of rolling grooves, so that the supporting seat can be more firmly supported on the rotating seat, and the rotating seat can rotate more conveniently.

Furthermore, the two clamping blocks are arranged to be conical and fit with the tail of the bolt in shape.

Adopt above-mentioned technical scheme, set up two grip blocks of accessible like this and carry out the centre gripping to the afterbody of bolt to make the centre gripping more firm.

Furthermore, a slot is arranged at an opening of the accommodating cavity, the slot is arranged along the radial direction of the accommodating cavity, and an insertion block is arranged on the limiting block corresponding to the slot.

By adopting the technical scheme, the limiting blocks can be detachably arranged by the arrangement, and the limiting blocks can be detached to be filled when the nuts and the gaskets in the accommodating cavities are not enough.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a position profile of the nut tightening assembly, the bolt clamping assembly and the transfer wheel.

Fig. 3 is a schematic structural view of the transfer wheel.

Fig. 4 is a structural installation diagram of the limiting block.

Detailed Description

The following will further describe the embodiments of the present invention with reference to the drawings and examples.

The automatic assembling device for the expansion bolt shown in fig. 1-4 comprises a frame 1, wherein a bolt clamping assembly 2, a transmission wheel 3 arranged close to the bolt clamping assembly 2 and a nut tightening assembly 4 arranged on the other side of the transmission wheel 3 opposite to one side of the bolt clamping assembly 2 are arranged on the frame 1, the bolt clamping assembly 2 comprises a screw rod 21, a first motor 22 connected with the screw rod 21, a transmission platform 23 arranged on the screw rod 21 and two clamping blocks 24 arranged on the transmission platform 23, a screw rod nut 26 matched with the screw rod 21 is arranged at the bottom of the transmission platform 23, an air cylinder 25 capable of controlling the two clamping blocks 24 to move relatively is further arranged on the transmission platform 23, the transmission wheel 3 comprises a fixed shaft 33 arranged inside and a rotating piece 34 arranged outside, and a plurality of transmission grooves 35 are formed in the rotating piece 34 at equal intervals along the circumferential direction, the linkage is equipped with driven gear 36 on rotating piece 34, driven gear 36 department is equipped with rather than the driving gear 37 of meshing, driving gear 37 is connected with second motor 38, the both sides of transfer gear 3 are equipped with sleeve conveyer belt 5 and finished product output conveyer belt 6 respectively, one side that dead axle 33 is located sleeve conveyer belt 5 is equipped with adsorption equipment 39 that has the adsorption, nut screws up subassembly 4 and includes roating seat 41 and the third motor 42 that links to each other with roating seat 41, set up the holding chamber 43 that can place nut 12 and packing ring 13 in the roating seat 41, the bottom of holding chamber 43 is equipped with spring 44 and the push pedal 45 and the opening part that link to each other with spring 44 is equipped with stopper 46, holding chamber 43 corresponds and rotates piece 34 direction of rotation department and is equipped with the breach 47 that can make nut 12 leave holding chamber 43.

When in use, the second motor 38 drives the driving gear 37 to rotate, so that the driven gear 36 engaged with the driving gear rotates, the rotating piece 34 rotates, the sleeve on the sleeve conveying belt 5 is sucked into the conveying groove 35 through the adsorption device 39, the conveying groove 35 adsorbed with the sleeve is conveyed to the position corresponding to the bolt clamping component 2 through the rotation of the rotating piece 34, the rotation of the rotating piece 34 is suspended, the sleeve in the conveying groove 35 is enabled to be opposite to the position of the nut 12 and the gasket 13 in the accommodating cavity 43, the two clamping blocks 24 on the conveying table 23 are driven by the air cylinder 25 to move oppositely, so that the bolt is clamped, the bolt is enabled to be opposite to the position of the sleeve, meanwhile, the screw rod 21 is driven by the rotation of the first motor 22 to rotate, the screw rod nut 26 is enabled to move, the conveying table 23 moves towards the conveying groove 35 under the action of the screw rod nut 26 and gradually passes through the sleeve, the bolt passes through one end of the sleeve to, the third motor 42 drives the rotating base 41 to rotate, at this time, the washer 13 and the nut 12 in the accommodating cavity 43 rotate together with the rotating base 41 under the fixing of the push plate 45 and the limiting block 46 which are pushed by the spring 44, the washer and the nut are screwed into the bolt, after the matching with the bolt is completed, the two clamping blocks 24 move reversely under the action of the cylinder 25, the bolt is loosened, the rotating piece 34 rotates to enable the other end of the bolt to leave the accommodating cavity 43 from the notch 47, and the conveying groove 35 where the matched finished product is located is transmitted to the finished product output conveying belt 6 through rotation.

In order to separate the nut 12 and the washer 13 from the notch 47, the rotation number of the third motor 42 should be controlled so that the notch 47 is directed toward the rotation direction of the rotor 34 after the rotation of the rotary base 41 is stopped.

The length of the sleeve through which the bolt passes and the sleeve is exposed is determined by the distance of the transfer table 23 from the transfer wheel 3, and is thus adjusted by controlling the moving distance of the transfer table 23, i.e. the number of rotations of the screw 21 to which the first motor 22 is connected.

In addition, in the embodiment, the nut 12 and the flat washer 13 are placed in the receiving cavity 43 and are staggered in the form of the nut 12-the flat washer 13, and if the elastic washer 13 needs to be assembled, the elastic washer 13 can be placed in the receiving cavity 43 and placed in the form of the nut 12-the elastic washer 13-the flat washer 13.

The suction device 39 may be vacuum suction or magnetic suction, but in this embodiment, magnetic suction is used, and the suction is performed by providing a magnet, the position of which is shown in fig. 3.

The bottom of the accommodating cavity 43 is further provided with a fixing column 11 which can pass through a hole in the center of the nut 12 and the washer 13, the center of the push plate 45 is provided with a through hole which can pass through the fixing column 11, and the spring 44 is sleeved on the fixing column 11. The fixing column 11 can be aligned by passing through the central holes of the nut 12 and the washer 13, so that the nut 12 and the washer 13 are aligned, the assembly with the bolt is convenient, and the through hole on the push plate 45 is arranged so that the push plate can move along the fixing column 11 under the pushing action of the spring 44.

In addition, the fixed column 11 is arranged in a way that the distance from the bottom of the accommodating cavity 43 to the opening position of the accommodating cavity 43 is different by one nut 12 and one washer 13, so that after one nut 12 and one washer 13 are assembled with the bolt during assembly, the bolt can be connected with the fixed column 11, more nuts 12 and washers 13 cannot be assembled, and errors during assembly can be prevented.

A supporting seat 7 is arranged between the rotating seat 41 and the frame 1, a rolling body 8 capable of rolling is arranged on the surface of the rotating seat 41, and a rolling groove 71 is arranged on the supporting seat 7 corresponding to the rolling body 8. The supporting seat 7 can be used for connecting the rotating seat 41 and the frame 1, and plays a role in supporting, and the rotating seat 41 rotates relative to the supporting seat 7 through the rolling of the rolling body 8 which can roll on the surface of the rotating seat 41 in the rolling groove 71.

The rolling groove 71 can be arranged at equal intervals along the axial direction of the support seat 7, and the position of the rolling body 8 corresponds to the rolling groove 71. The arrangement enables the supporting seat 7 and the rotary seat 41 to be connected through the plurality of rolling grooves 71 and the rolling bodies 8 corresponding to the rolling grooves 71, so that the supporting seat 7 can support the rotary seat 41 more firmly, and the rotary seat 41 can rotate more conveniently.

The two clamping blocks 24 are arranged in a conical shape which is matched with the shape of the tail part of the bolt. This arrangement allows the tail of the bolt to be clamped by the two clamping blocks 24 and makes the clamping more secure.

The opening of the accommodating cavity 43 is provided with a slot 9, the slot is formed along the radial direction of the accommodating cavity 43, and the limiting block 46 is provided with an insertion block 10 corresponding to the slot 9. The arrangement enables the limiting block 46 to be detachably arranged, and the limiting block 46 can be detached to be filled when the nut 12 and the gasket 13 in the accommodating cavity 43 are insufficient.

Claims

1. The utility model provides an expansion bolts automatic assembly equipment, includes the frame, its characterized in that: the bolt clamping assembly is arranged on the rack, the conveying wheel is close to the bolt clamping assembly, the nut screwing assembly is arranged on the other side, opposite to one side of the bolt clamping assembly, of the conveying wheel, the bolt clamping assembly comprises a screw rod, a first motor connected with the screw rod, a conveying table arranged on the screw rod and two clamping blocks arranged on the conveying table, a screw nut matched with the screw rod is arranged at the bottom of the conveying table, a cylinder capable of controlling the two clamping blocks to move relatively is further arranged on the conveying table, the conveying wheel comprises a fixed shaft arranged in the conveying table and a rotating member arranged outside the conveying table, a plurality of conveying grooves are formed in the rotating member along the circumferential direction at equal intervals, a driven gear is arranged on the rotating member in a linkage mode, a driving gear meshed with the driven gear is arranged at the position of the driven gear, the driving gear is connected with a second motor, and sleeve conveying belts and finished product output conveying belts, one side that the dead axle is located the sleeve conveyer belt is equipped with the adsorption equipment who has the adsorption, the nut is screwed up the subassembly and is included the roating seat and the third motor that links to each other with the roating seat, set up the holding chamber that can place nut and packing ring in the roating seat, the bottom in holding chamber is equipped with the spring and is equipped with the stopper with push pedal and the opening part that the spring links to each other, the holding chamber corresponds and rotates a direction of rotation department and be equipped with the breach that can make the nut leave the holding chamber.

2. The automatic expansion bolt assembling apparatus according to claim 1, wherein: the bottom in holding chamber still is equipped with the fixed column that can pass nut and packing ring center trompil, the center of push pedal is equipped with the through-hole that can be passed by the fixed column, the spring housing is established on the fixed column.

3. The automatic expansion bolt assembling apparatus according to claim 1 or 2, wherein: a supporting seat is arranged between the rotating seat and the rack, rolling bodies are arranged on the surface of the rotating seat, and rolling grooves are formed in the supporting seat corresponding to the rolling bodies.

4. The automatic expansion bolt assembling apparatus according to claim 3, wherein: the rolling groove can be arranged along the axial equidistance of the supporting seat, and the position of the rolling body corresponds to the rolling groove.

5. The automatic expansion bolt assembling apparatus according to claim 1, wherein: the two clamping blocks are arranged to be conical and attached to the tail of the bolt in shape.

6. The automatic expansion bolt assembling apparatus according to claim 1, wherein: the opening of the containing cavity is provided with a slot, the slot is arranged along the radial direction of the containing cavity, and the limiting block is provided with an inserting block corresponding to the slot.