CN214237023U

CN214237023U - Sleeve assembling device for expansion bolt

Info

Publication number: CN214237023U
Application number: CN202120073233.XU
Authority: CN
Inventors: 刘竟佑
Original assignee: Dongguan Yuancheng Automation Technology Co ltd
Current assignee: Dongguan Yuancheng Automation Technology Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-09-21
Anticipated expiration: 2031-01-12

Abstract

The utility model discloses a sleeve assembling device of an expansion bolt, which is provided with a carrier which can circularly move among a feeding station, a detection station, a correcting station and an assembling station, wherein the front end surface of the carrier is provided with an open clamping groove, and a sleeve is adsorbed in the open clamping groove by a magnetic adsorption piece; a material distribution structure is arranged at a feeding station of the bracket and used for conveying the sleeves one by one to the carrier so that the sleeves can be adsorbed in the open clamping grooves by the magnetic adsorption piece; a detection mechanism is arranged at a detection station of the bracket, and a control system which can detect the direction of the sleeve on the carrier and feed back a detection signal is arranged on the detection station; and a correcting mechanism is arranged at a correcting station of the support, if the control system judges that the orientation of the sleeve is wrong, the control system controls the correcting mechanism to drive the carrier to rotate by a preset angle relative to the turntable, and finally the sleeve is conveyed to an assembling station for assembling. Compare with traditional artifical the detection, the utility model discloses can realize automated inspection, automatic returning, automatic assembly, promote work efficiency greatly, reduce manufacturing cost.

Description

Sleeve assembling device for expansion bolt

Technical Field

The utility model relates to an expansion bolts rigging equipment field, in particular to expansion bolts's sleeve pipe assembly device.

Background

An expansion bolt is a special screw connector for fixing pipeline branch/hanger/bracket or equipment on wall, floor and column. As shown in fig. 1, the expansion bolt generally includes a countersunk head screw, a sleeve, a nut, and a flat washer and/or a spring washer, and the conventional assembly work of the expansion bolt is performed manually, that is, the sleeve, the flat washer and/or the spring washer and the nut are assembled on the countersunk head screw in sequence by manual work, which has the problems of low efficiency and high cost. Therefore, in the prior art, automatic bolt assembling equipment is used for replacing manual assembling, so that the assembling efficiency is effectively improved, and the production cost is saved.

Generally, the conventional automatic bolt assembling equipment has a plurality of processes, and the countersunk head screw is sequentially conveyed to the assembling stations of the sleeve, the flat gasket and/or the elastic gasket and the hexagon nut through the conveying mechanism to perform corresponding assembling operations.

Before the sleeve is assembled with the screw, the placing direction of the sleeve needs to be determined, namely, one end with a gap on the circumferential wall of the sleeve faces downwards, the assembling direction of the sleeve is wrong and only assembly is needed again, so that the working efficiency is reduced, the placing direction of the sleeve is determined by manual detection, and the manual detection has the problems of low working efficiency and high production cost.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing an expansion bolts's sleeve pipe assembly quality aims at improving work efficiency, reduction in production cost.

In order to achieve the above object, the utility model provides an expansion bolts's sleeve pipe assembly device, include:

a support;

the rotary disc can be arranged on the bracket in a pivoting manner;

the carrier can rotate along with the turntable and drives the sleeve to rotate among the positions of the feeding station, the detection station, the correcting station and the assembling station;

the magnetic adsorption piece is used for generating magnetic adsorption force on the sleeve so as to adsorb the sleeve in the opening clamping groove and abut against the groove wall of the opening clamping groove;

the first driving mechanism is used for driving the turntable to drive the carrier to rotate;

the material distribution mechanism is arranged at a feeding station of the bracket and used for conveying the sleeves one by one to the carrier so that the magnetic adsorption piece can adsorb the sleeves in the open clamping grooves;

the detection mechanism is arranged at the detection station, and after the turntable drives the carrier to rotate to the detection station, the detection mechanism can detect the direction of the sleeve on the carrier and feed a detection signal back to the control system so that the control system can judge whether the direction of the sleeve is accurate or not; and

the correcting mechanism is arranged at the correcting station, and if the control system judges that the direction of the sleeve is wrong, the control system controls the correcting mechanism to drive the carrier to rotate by a preset angle relative to the rotary table.

The technical scheme of the utility model is that a carrier which can circularly move among a feeding station, a detection station, a correcting station and an assembling station under the driving of a turntable is arranged on a bracket, an opening clamping groove is arranged on the front end surface of the carrier for clamping a sleeve, and the sleeve is adsorbed in the opening clamping groove by a magnetic adsorption piece; a material distribution structure is arranged at a feeding station of the bracket and used for conveying the sleeves one by one to the carrier so that the sleeves can be adsorbed in the open clamping grooves by the magnetic adsorption piece; a detection mechanism is arranged at a detection station of the bracket, and a control system which can detect the direction of the sleeve on the carrier and feed back a detection signal is arranged on the detection station; and a correcting mechanism is arranged at a correcting station of the support, if the control system judges that the orientation of the sleeve is wrong, the control system controls the correcting mechanism to drive the carrier to rotate by a preset angle relative to the turntable, and finally the sleeve is conveyed to an assembling station for assembling. Compare with traditional artifical the detection, the utility model discloses can realize automated inspection, automatic returning, automatic assembly, promote work efficiency greatly, reduce manufacturing cost.

Drawings

FIG. 1 is a perspective view of an expansion bolt;

fig. 2 is a first angular perspective view of the present invention;

FIG. 3 is a second perspective view of the present invention;

FIG. 4 is an assembly view of the clamp, the second drive mechanism, and the third drive mechanism;

FIG. 5 is an exploded view of the clamp, the second drive mechanism, and the third drive mechanism;

FIG. 6 is a first angular perspective view of the turntable and carrier;

FIG. 7 is a second angular perspective view of the turntable and carrier;

FIG. 8 is a perspective view of the assembly mechanism and the righting mechanism;

FIG. 9 is an exploded view of the righting mechanism;

fig. 10 is a perspective view of the feed mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, 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 efforts belong to the protection scope of the present invention.

It should be noted that, if directional indicators (such as … …, upper, lower, left, right, front, back, top, bottom, inner, outer, vertical, horizontal, longitudinal, counterclockwise, clockwise, circumferential, radial, axial) are involved in the embodiments of the present invention, the directional indicators are only used to explain the relative position, motion, etc. of the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.

In addition, if there is a description relating to "first" or "second", etc. in the embodiments of the present invention, the description of "first" or "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an expansion bolts's sleeve pipe assembly quality.

In the embodiment of the present invention, as shown in fig. 1 to 10, the casing assembling apparatus includes a support, a turntable, a carrier, a magnetic adsorption member, a first driving mechanism, a material distribution mechanism, a detection mechanism, and a restoring mechanism.

Wherein, the rotating disc 11 can be arranged on the bracket 1 in a pivoting way; the carrier (which may be one or a plurality of carriers distributed in an annular shape) may be pivotally disposed on the turntable 11, it should be noted that when the carrier 12 is not subjected to a rotational acting force from the outside (such as a return mechanism), the carrier generally does not rotate relative to the turntable, an open slot 121 into which the sleeve 700 can be inserted is disposed on a front end surface of the carrier 12, a slot wall of the open slot 121 fits the sleeve 700, and the carrier 12 may drive the sleeve 700 to rotate between positions of the feeding station, the detecting station, the return station, and the assembling station along with the rotation of the turntable 11; when the magnetic adsorption member (such as a magnet or an electromagnet) is adopted, the magnet can be embedded in the position of the carrier corresponding to the open clamping groove 121, specifically, an embedding hole can be formed in the groove wall of the open clamping groove 121 and the magnet is embedded in the groove wall for generating magnetic adsorption force on the sleeve 700, so that the sleeve 700 is adsorbed in the open clamping groove 121 and is abutted against the groove wall of the open clamping groove 121; the first driving mechanism 100 is configured to drive the turntable 11 to drive the carrier 12 to rotate; the material distribution mechanism is arranged at a feeding station of the bracket 1 and used for conveying the sleeves 700 to the carrier 12 one by one to enable the magnetic adsorption piece to adsorb the sleeves 700 in the open clamping grooves 121; the detecting mechanism 3 (such as a laser sensor, an infrared sensor, or an industrial camera) is disposed at a detecting station (specifically, at a position corresponding to the detecting station of the bracket 1, for example, the detecting mechanism 3 may be disposed at a position where the bracket 1 is perpendicular to the circumferential wall of the end to be detected of the sleeve 700, or at a position where the bracket 1 is opposite to the upper end of the sleeve 700, and the like), after the turntable 11 drives the carrier 12 to rotate to the detecting station, the detecting mechanism 3 may detect the direction of the sleeve 700 on the carrier 12 (for example, it may detect whether the circumferential wall of the end to be detected of the sleeve 700 has a gap 701 (the sleeve 700 needs to be rotated, and one end of the sleeve 700 needs to be exposed to be clamped and rotated), or detect whether the end wall of the end to be detected of the sleeve has a gap 701 (the sleeve 700 does not need to be rotated, and one end of the sleeve needs to be exposed to be outside the opening clamping groove 121), and feed back a detection signal to a control system (where the control system refers to a control system of the assembly machine for the whole expansion bolt or a sleeve assembly device A separately matched control system) for the control system to judge whether the orientation of the casing is accurate; the righting mechanism is arranged at a righting station (specifically, the righting mechanism can be arranged at a position corresponding to the righting station of the support), if the control system judges that the orientation of the sleeve is wrong, the control system controls the righting mechanism to drive the carrier to rotate for a preset angle relative to the rotary table 11 (if the orientation of the sleeve is wrong, namely, the sleeve is rotated for 180 degrees reversely, and after the preset angle is rotated, the control system controls the first driving mechanism 100 to drive the rotary table 11 to continue rotating so that the carrier 12 rotates the sleeve 700 at the righting station to the assembling station to perform the assembling operation of the sleeve 700. if the control system judges that the orientation of the sleeve 700 is accurate, the righting mechanism does not need to perform the righting operation, the control system directly controls the first driving mechanism 100 to drive the rotary table 11 to continue rotating so that the carrier 12 rotates the sleeve 700 at the righting station to the assembling station to perform the assembling operation of the sleeve 700).

Specifically, the material distributing mechanism includes a material distributing seat 21 and a material pushing mechanism 22 which are arranged on the support 1 and opposite to the carrier 12 of the feeding station, a material distributing groove 211 capable of accommodating the sleeve 700 is formed in an end wall of the material distributing seat 21, (the material distributing groove 211 is in butt joint with a material discharging rail of an upstream material arranging device, when the sleeve 700 is arranged by the upstream material arranging device, the sleeve slides into the material distributing groove 211 through the material discharging rail, the structure of the material arranging device is the prior art, but not the technical scheme required to be protected by the present invention, the detailed structure and the working principle of the material arranging device are not described here), the material distributing groove 211 penetrates through one side of the material distributing seat 21 facing the opening clamping groove 121 and is opposite to the opening clamping groove 121, namely, the material distributing groove 211 is an open groove, the open side of the material distributing groove is opposite to the opening clamping groove 121, one side of the material distributing seat 21 far away from the material distributing groove 211 is provided with a communicating material distributing groove 211 avoiding hole 212, a material pushing end of the material pushing mechanism 22 is movably inserted in the avoiding hole 212, when the pushing end extends out, the sleeve 700 in the distributing groove 211 can be pushed into the open clamping groove 121.

Further, the distributing base 21 is further provided with a limiting member 23, and the limiting member 23 can swing between a position for closing the open end of the distributing groove 211 (the closing means that the sleeve 700 can be prevented from being abnormally separated from the open end of the distributing groove 211, and does not necessarily mean to be completely closed) and an open position, so as to prevent the sleeve 700 from being abnormally separated from the distributing groove 211.

Specifically, the limiting member 23 is rotatably pivoted to the distributing base 21 through a pivot shaft, a torsion spring (not shown) is further mounted on the pivot shaft, the torsion spring (not shown) can apply an elastic force to the limiting member 23 to swing to a position where the distributing groove 211 is closed, and when the pushing end of the pushing mechanism 22 is not extended, the limiting member 23 is located at a position where the open end of the distributing groove 211 is closed; when the pushing end of the pushing mechanism 22 extends out, the sleeve 700 drives the limiting member 23 to overcome the elastic force of a torsion spring (not shown) and swing to a position where the open end of the material distribution groove 211 is opened under the pushing force of the pushing end until the sleeve 700 enters the open slot 121 from the material distribution groove 211; then, the material pushing end is contracted, and the limiting member 23 swings again to close the open end of the material distributing groove 211 under the elastic force of a torsion spring (not shown).

Specifically, the carrier 12 is pivotally disposed on the rotary table 11 through the columnar rotary seat 122, the circumferential wall of the rotary seat 122 is provided with two wedge-shaped positioning grooves 1221, the number of the positioning grooves 1221 is set according to an angle that needs to be adjusted by the carrier 12, if the carrier is required to rotate 180 degrees, the two positioning grooves 1221 are set at equal intervals on the circumferential wall of the rotary seat, the positioning element 123 is movably disposed at a position of the rotary table 11 corresponding to the positioning grooves 1221, and the positioning element 123 elastically abuts against the circumferential wall of the rotary table under the action of an elastic element (such as a spring) and can move between positions where the positioning groove 1221 is snapped in and snapped out. Specifically, the end face of the end of the positioning element 123 elastically abutting against the groove wall of the positioning groove 1221 is a wedge-shaped face matching with the positioning groove 1221, and after the wedge-shaped end face of the positioning element 123 elastically abuts against the groove wall of the positioning groove 1221, the part of the wedge-shaped end face is exposed outside, so as to prevent the positioning element 123 from blocking the rotating seat 122 and causing the rotating seat 122 to fail to drive the carrier 12 to rotate, and when the rotating seat is not acted by the restoring mechanism, the positioning element 123 clamped into the positioning groove 1221 can prevent the rotating seat from abnormally rotating. More specifically, the turntable is provided with a guide chute (not marked), one end of the guide chute close to the rotation seat 122 is open, the positioning element 123 is slidably mounted in the guide chute, one end of the positioning element far away from the rotation seat abuts against the guide chute through an elastic far piece, and one end close to the rotation seat 122 extends out through the open end of the guide chute and abuts against the rotation seat.

When detection mechanism 3's response scope is less, for avoiding appearing that sleeve pipe 700's clearance is located outside detection mechanism 3's response scope to lead to detecting the condition of failure and taking place, the utility model discloses still including the fixture who locates detection station department, fixture includes anchor clamps 41, second actuating mechanism 200 and third actuating mechanism 300, second actuating mechanism 200 is used for the drive anchor clamps 41 detect station department with sleeve pipe 700 centre gripping or loosen.

Specifically, after the sleeve 700 is clamped in the opening clamping groove 121, a part of the sleeve 700 extends out of the opening clamping groove 121, the clamp 41 can clamp or loosen a part of the sleeve 700 extending out of the opening clamping groove 121, the third driving mechanism 300 is used for driving the clamp 41 to drive the sleeve 700 to rotate around the axis of the third driving mechanism (understandably, the rotational driving force of the third driving mechanism 300 is greater than the adsorption force of the magnetic adsorption member on the sleeve 700), so that the detection mechanism 3 can detect the peripheral wall of the to-be-detected end of the sleeve 700 more comprehensively, after the detection is finished, the clamp 41 loosens the sleeve 700, and the sleeve 700 is still adsorbed in the opening clamping groove 121 under the magnetic adsorption force of the magnetic adsorption member and rotates to the correcting station along with the turntable 11.

It is understood that the clamp 41, the second driving mechanism 200 and the third driving mechanism 300 may have various embodiments, for example, the second driving mechanism 200 may be parallel air jaws, the third driving mechanism 300 may be a rotary motor or a rotary air cylinder, etc., the clamp 41 includes two clamping arms disposed on the driving arms of the parallel air jaws, the third driving mechanism 300 is mounted on the bracket 1, and the second driving mechanism 200 is mounted on the driving end of the third driving mechanism. Further alternatively, the following embodiments may be adopted for the jig 41, the second drive mechanism 200, and the third drive mechanism 300:

as shown in fig. 2, the third driving mechanism 300 is a first hollow rotary cylinder (or hollow rotary cylinder) having a ring-shaped first rotary portion 301 (and a cylinder body having a first through hole (not shown) abutting against an inner periphery of the first rotary portion 301), the clamp 41 includes a ring-shaped rotary seat 411 installed on the first rotary portion 301 and rotatable therewith, a clamping arm 412 pivotally installed on the rotary seat 411, and a first driving shaft 413 movably inserted in the rotary seat 411, the first driving shaft 413 is engaged with the clamping arm 412, when the first driving shaft 413 moves up and down along the axial direction of the rotary seat 411, the clamping arm 412 is driven to swing at a position where the sleeve 700 is clamped and released, and the second driving mechanism 200 is used for driving the first driving shaft 413 to move up and down along the axial direction of the rotary seat 411. When the first rotating portion 301 of the first hollow rotary cylinder rotates, the clamping arm 412 is driven to drive the sleeve 700 clamped by the clamping arm 412 to rotate.

Specifically, the first driving shaft 413 and the clamping arm 412 may be driven and matched by a crank linking mechanism, and an embodiment shown in fig. 3 may also be adopted, that is, a guide groove 4131 (the guide groove 4131 is preferably a ring-shaped guide groove) is provided at a position between the peripheral wall of the first driving shaft 413 and the upper portion of the clamping arm 412, a swinging portion 4121 extending into the guide groove 4131 is provided at the upper portion of the clamping arm 412, when the first driving shaft 413 moves up and down along the swivel base 411, the guide groove 4131 drives the swinging portion 4121 to force the clamping arm 412 to swing so as to clamp or release the sleeve 700, and further, the lower groove wall of the guide groove 4131 gradually declines from inside to outside so as to ensure smooth swinging of the clamping arm 412.

Specifically, one end of the first driving shaft 413, which is far away from the clamping arm 412, passes through the first rotating portion 301 and the cylinder body of the first hollow rotating cylinder and is provided with a radially outward protruding flange 4132, the second driving mechanism 200 includes a top spring 201 sleeved on the first driving shaft 413 and a first telescopic cylinder 202 mounted on the bracket 1, the top spring 201 is located between the cylinder body and the flange 4132 of the first hollow rotating cylinder, and can apply an elastic force to the flange 4132 to drive the first driving shaft 413 to move upwards, and when a piston rod of the first telescopic cylinder 202 extends, the first driving shaft 413 can be driven to move downwards to overcome the elastic force of the top spring 201.

Specifically, a bearing 203 supported by a cylinder body of the first hollow rotary cylinder is movably inserted into a position of the first driving shaft 413 below the top spring 201, and a lower end of the top spring 201 elastically abuts against the bearing 203. So as to prevent the spring 201 from directly abutting against the cylinder body of the first hollow rotary cylinder, and thereby prevent the first driving shaft 413 from rotating along with the rotary seat 411 under the action of friction force, and drive the top spring 201 to rotate and scratch the cylinder body of the first hollow rotary cylinder.

The embodiment of the clamping mechanism can be referred to for the correcting mechanism, and the position relationship needs to be adjusted correspondingly, and the following embodiments can also be adopted:

the righting mechanism includes an adjusting member 51, a fourth driving mechanism 400 and a fifth driving mechanism 500, the fourth driving mechanism 400 is used for driving the adjusting member 51 to move between a position where the carrier 12 is combined (e.g. clamped or engaged) and a position where the carrier 12 is separated, and the fifth driving mechanism 500 is used for driving the adjusting member 51 to drive the carrier 12 to rotate around its axis so as to rotate the carrier 12 to a predetermined angle.

Specifically, the fifth driving mechanism 500 is a second hollow rotary cylinder (or called hollow rotary cylinder), the adjusting member 51 has a ring-shaped second rotating portion 501 (and the cylinder has a second through hole (not shown) abutting against the inner periphery of the second rotating portion 501. the adjusting member includes a second driving shaft 511 movably inserted through the second rotating portion 501 and an adjusting block 512 fixed to an end of the second driving shaft 511, the adjusting block 512 is provided with a groove 5121 on the side opposite to the carrier 12 for engaging with the carrier 12, when the second driving shaft 511 moves along the axial direction of the second rotating portion 501, adjusting block 512 may be actuated between positions that engage or disengage its groove 5121 with carrier 12, the fourth driving mechanism (400) is used for driving the second driving shaft (511) to move axially along the second rotary part (501), when the second rotating portion 501 of the second hollow rotating cylinder rotates, the adjusting block 512 is driven to rotate the carrier 12.

Specifically, one end of the second driving shaft 511 close to the carrier 12 is provided with a non-circular fixture block 5111 (the two may be integrally formed or may be fixedly connected in a split manner), the second rotating portion 501 is provided with a non-circular fixture hole 5012 matched with the non-circular fixture block 5111, specifically, the non-circular fixture block 5111 may be square, oval, semicircular, triangular or the like, the non-circular fixture block 5111 is inserted into the non-circular fixture hole 5012, and a part of the non-circular fixture block is exposed outside, and the adjusting block 512 is fixedly connected to the exposed part, so that the second driving shaft can rotate along with the second rotating portion and drive the adjusting block to rotate.

Second drive shaft 511 is kept away from second cavity revolving cylinder's second rotation portion 501 and cylinder body that adjusting block 512 one end was worn to locate, and fourth drive mechanism 400 includes second telescopic cylinder 401 and extension spring 402, the outer wall of adjusting block 512 is equipped with first portion 5122 of colluding, the outer wall of second rotation portion 501 is equipped with second portion 5011 of colluding, the both ends of extension spring 402 are connected with first portion 5122 of colluding and second portion 5011 respectively, second telescopic cylinder 401's piston rod with second drive shaft 511 is relative, and the piston rod of second telescopic cylinder 401 can promote the pulling force that second drive shaft 511 overcome extension spring 402 when stretching out and remove to carrier 12 directions, and when the piston rod of second telescopic cylinder 401 retracted, second drive shaft 511 was moved to the direction of keeping away from carrier 12 by the pulling force effect of extension spring 402 to realize automatic re-setting.

Specifically, the assembling mechanism comprises a sixth driving mechanism 600 arranged on the support 1 corresponding to an assembling station and a pressing piece 61 arranged at the driving end of the sixth driving mechanism 600, wherein the pressing piece 61 is positioned at a position above the assembling station corresponding to the opening clamping groove 121 and can move between a position where the sleeve 700 at the assembling station is pushed downwards to be sleeved on the screw rod and a position where the sleeve 700 is separated from the carrier 12 upwards under the driving of the sixth driving mechanism 600.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A sleeve assembling apparatus for an expansion bolt, comprising:

a support (1);

the rotary table (11), the rotary table (11) can be arranged on the bracket (1) in a pivoting way;

the carrier (12) can be arranged on the turntable (11) in a pivoting mode, an opening clamping groove (121) into which the sleeve (700) can be clamped is formed in the front end face of the carrier (12), the groove wall of the opening clamping groove (121) is matched with the sleeve (700), and the carrier (12) can rotate along with the turntable (11) and drive the sleeve (700) to rotate among the positions of the feeding station, the detection station, the correcting station and the assembling station;

the magnetic adsorption piece is used for generating magnetic adsorption force on the sleeve (700) so as to adsorb the sleeve (700) in the opening clamping groove (121) and abut against the groove wall of the opening clamping groove (121);

the first driving mechanism (100) is used for driving the turntable (11) to drive the carrier (12) to rotate;

the distribution mechanism is arranged at a feeding station of the bracket (1) and used for conveying the sleeves (700) to the carrier (12) one by one so that the magnetic adsorption piece can adsorb the sleeves (700) in the open clamping grooves (121);

the detection mechanism (3) is arranged at the detection station, after the carrier (12) is driven by the turntable (11) to rotate to the detection station, the detection mechanism (3) can detect the direction of the sleeve (700) on the carrier (12) and feed a detection signal back to the control system so that the control system can judge whether the sleeve is accurately oriented; and

the correcting mechanism is arranged at the correcting station, and if the control system judges that the direction of the sleeve is wrong, the control system controls the correcting mechanism to drive the carrier to rotate by a preset angle relative to the rotary table (11).

2. A casing assembling device for an expansion bolt as claimed in claim 1, wherein: feed mechanism is including locating support (1) and with carrier (12) relative branch material seat (21) and pushing equipment (22) of pan feeding station, the end wall of branch material seat (21) is seted up and is held branch silo (211) that sleeve pipe (700) can be held, and branch silo (211) run through branch material seat (21) towards one side of opening draw-in groove (121) to relative with opening draw-in groove (121), one side of keeping away from branch silo (211) in branch material seat (21) is equipped with intercommunication branch silo (211) and dodges hole (212), pushing equipment's (22) material end activity is inserted and is located dodge hole (212), when pushing equipment stretches out, can push sleeve pipe (700) in branch silo (211) into opening draw-in groove (121).

3. A casing assembling device for an expansion bolt as claimed in claim 2, wherein: the distributing base (21) is further provided with a limiting piece (23), and the limiting piece (23) can swing between a position for closing and opening the opening end of the distributing groove (211) and is used for preventing the sleeve (700) from being separated from the distributing groove (211) abnormally.

4. A casing assembling device for an expansion bolt as claimed in claim 1, wherein: the carrier (12) is arranged on the rotary table (11) in a pivoting manner through the columnar rotary seat (122), the peripheral wall of the rotary seat (122) is provided with the wedge-shaped positioning groove (1221), the rotary table (11) is movably provided with the positioning piece (123) corresponding to the position of the positioning groove (1221), and the positioning piece (123) is elastically abutted against the peripheral wall of the rotary seat under the action of the elastic element and can move between the positions of being clamped into and withdrawn from the positioning groove (1221).

5. A casing assembling device for an expansion bolt as claimed in claim 1, wherein: still including locating the fixture of detection station department, fixture includes anchor clamps (41), second actuating mechanism (200) and third actuating mechanism (300), second actuating mechanism (200) are used for driving anchor clamps (41) are in detection station department with sleeve pipe (700) centre gripping or loosen, and third actuating mechanism (300) are used for driving anchor clamps (41) and drive sleeve pipe (700) and rotate around self axis to it carries out more comprehensive detection to wait to detect the end perisporium to supply detection mechanism (3) to detect sleeve pipe (700).

6. A casing assembling device for an expansion bolt as claimed in claim 5, wherein: the third driving mechanism (300) is a first hollow rotating cylinder and is provided with a first annular rotating part (301), the clamp (41) comprises an annular rotating seat (411) which is arranged on the first rotating part (301) and can rotate along with the first hollow rotating cylinder, a clamping arm (412) which is arranged on the rotating seat (411) in a pivoting mode and a first driving shaft (413) which is movably arranged on the rotating seat (411) in a penetrating mode, the first driving shaft (413) is matched with the clamping arm (412), when the first driving shaft (413) moves up and down along the axial direction of the rotating seat (411), the clamping arm (412) can be driven to swing at a position where the sleeve (700) is clamped and loosened, and the second driving mechanism (200) is used for driving the first driving shaft (413) to move up and down along the axial direction of the rotating seat (411).

7. A casing assembling device for an expansion bolt as claimed in claim 6, wherein: the position of the peripheral wall of the first driving shaft (413) corresponding to the upper part of the clamping arm (412) is provided with a guide groove (4131), the upper part of the clamping arm (412) is provided with a swinging part (4121) extending into the guide groove (4131), and when the first driving shaft (413) moves up and down along the rotary seat (411), the guide groove (4131) drives the swinging part (4121) to force the clamping arm (412) to swing.

8. A casing assembling device for an expansion bolt as claimed in claim 6, wherein: one end of the first driving shaft (413) far away from the clamping arm (412) penetrates through the first rotating part (301) and the cylinder body of the first hollow rotating cylinder and is provided with a flange (4132) protruding outwards in the radial direction, the second driving mechanism (200) comprises a top spring (201) sleeved on the first driving shaft (413) and a first telescopic cylinder (202) installed on the support (1), the top spring (201) is located between the cylinder body and the flange (4132) of the first hollow rotating cylinder and can apply elastic force to the flange (4132) to drive the first driving shaft (413) to move upwards, and when a piston rod of the first telescopic cylinder (202) extends out, the first driving shaft (413) can be driven to overcome the elastic force of the top spring (201) to move downwards.

9. A casing assembling device for an expansion bolt as claimed in claim 7, wherein: and a bearing (203) supported by a cylinder body of the first hollow rotary cylinder is movably inserted in a position of the first driving shaft (413) below the top spring (201), and the lower end of the top spring (201) is elastically abutted against the bearing (203).

10. A casing assembling device for an expansion bolt as claimed in claim 1, wherein: the correcting mechanism comprises an adjusting piece (51), a fourth driving mechanism (400) and a fifth driving mechanism (500), wherein the fourth driving mechanism (400) is used for driving the adjusting piece (51) to move between a position for combining and separating the carrier (12), and the fifth driving mechanism (500) is used for driving the adjusting piece (51) to drive the carrier (12) to rotate around the axis of the fifth driving mechanism so as to enable the carrier (12) to rotate to a preset angle.

11. A casing assembling device for an expansion bolt as claimed in claim 10, wherein: the fifth driving mechanism (500) is a second hollow rotating cylinder and is provided with an annular second rotating portion (501), the adjusting piece (51) comprises a second driving shaft (511) movably penetrating through the second rotating portion (501) and an adjusting block (512) fixed at the end portion of the second driving shaft (511), a groove (5121) capable of being clamped with the carrier (12) is formed in one side, opposite to the carrier (12), of the adjusting block (512), when the second driving shaft (511) moves along the axial direction of the second rotating portion (501), the adjusting block (512) can be driven to move between positions where the groove (5121) is clamped with or separated from the carrier (12), and the fourth driving mechanism (400) is used for driving the second driving shaft (511) to move along the axial direction of the second rotating portion (501).

12. A casing assembling device for an expansion bolt as claimed in claim 11, wherein: one end, close to the carrier (12), of the second driving shaft (511) is provided with a non-circular clamping block (5111), the second rotating portion (501) is provided with a non-circular clamping hole (5012) matched with the non-circular clamping block (5111), the non-circular clamping block (5111) is inserted into the non-circular clamping hole (5012) and is partially exposed outside, and the adjusting block (512) is fixedly connected to the exposed portion.

13. A casing assembling device for an expansion bolt as claimed in claim 10, wherein: one end of the second driving shaft (511) far away from the adjusting block (512) is arranged on a second rotary part (501) and a cylinder body of the second hollow rotary cylinder in a penetrating way, the fourth driving mechanism (400) comprises a second telescopic cylinder (401) and a tension spring (402), the outer wall of the adjusting block (512) is provided with a first hook part (5122), the outer wall of the second rotary part (501) is provided with a second hook part (5011), two ends of the tension spring (402) are respectively connected with the first hook part (5122) and the second hook part (5011), the piston rod of the second telescopic cylinder (401) is opposite to the second driving shaft (511), when the piston rod of the second telescopic cylinder (401) extends out, the piston rod can push the second driving shaft (511) to overcome the pulling force of the tension spring (402) to move towards the direction of the carrier (12), when the piston rod of the second telescopic cylinder (401) retracts, the second driving shaft (511) moves in a direction away from the carrier (12) under the action of the tension spring (402).

14. A casing assembling device for an expansion bolt as claimed in claim 1, wherein: the assembling mechanism comprises a sixth driving mechanism (600) arranged on the support (1) and corresponding to an assembling station and a pressing piece (61) arranged at the driving end of the sixth driving mechanism (600), wherein the pressing piece (61) is positioned at a position above the assembling station and corresponding to the opening clamping groove (121), and can move between a position where the sleeve (700) at the assembling station is pushed downwards to be sleeved in the screw rod and a position where the sleeve is separated from the carrier (12) upwards under the driving of the sixth driving mechanism (600).