CN115070383B

CN115070383B - Lower C ring press-fitting mechanism and coupler assembly fixture

Info

Publication number: CN115070383B
Application number: CN202210664214.3A
Authority: CN
Inventors: 熊现美
Original assignee: Dongfeng Liuzhou Motor Co Ltd
Current assignee: Dongfeng Liuzhou Motor Co Ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2023-06-06
Anticipated expiration: 2042-06-13
Also published as: CN115070383A

Abstract

The invention discloses a lower C-ring press-fitting mechanism and a coupling assembling tool, wherein the lower C-ring press-fitting mechanism comprises a frame and a lower C-ring press-fitting assembly; the frame is sequentially provided with a C-ring feeding station and a C-ring press-fitting station from left to right; the lower C-ring press-fitting assembly is movably arranged on the frame and used for circulating between the C-ring feeding station and the C-ring press-fitting station so as to transfer the C-ring from the C-ring feeding station to the C-ring press-fitting station and press-fitting the C-ring to the lower end of the coupler positioned at the C-ring press-fitting station; so set up, realize the automatic feeding and the pressure equipment of C ring, not only can guarantee the uniformity of pressure fit quality, can also reduce the human cost, improve production efficiency.

Description

Lower C ring press-fitting mechanism and coupler assembly fixture

Technical Field

The invention relates to the technical field of coupling assembly, in particular to a lower C ring press-fitting mechanism and a coupling assembly fixture.

Background

When the C ring is assembled, the existing coupling base is fed and pressed manually, so that the time and the labor are consumed, the cost is high, and the production efficiency is low; and cannot guarantee to meet the quality requirements.

Disclosure of Invention

The invention mainly aims to provide a lower C ring press-fitting mechanism and a coupler assembly tool, and aims to solve the problems of high cost, low production efficiency and poor quality caused by manual feeding and press-fitting of the existing coupler.

In order to achieve the above object, the present invention provides a lower C-ring press-fitting mechanism for transferring and press-fitting a C-ring to a lower end of a coupling, the lower C-ring press-fitting mechanism comprising:

the machine frame is provided with a C-ring feeding station and a C-ring press-fitting station in sequence from left to right; the method comprises the steps of,

the lower C ring press-fitting assembly is movably arranged on the frame and is used for circulating between the C ring feeding station and the C ring press-fitting station, so that the C ring is transferred from the C ring feeding station to the C ring press-fitting station and is pressed and fitted to the lower end of the coupler positioned at the C ring press-fitting station.

Optionally, at the C-ring press-fitting station, the frame is sequentially provided with a C-ring press-fitting position and a lower C-ring feeding position from top to bottom;

the frame is provided with a mounting part for the shaft coupling to be arranged at the C-ring press-mounting position;

the lower C-ring press-fitting assembly comprises:

the lower mandrel traversing frame is movably arranged on the frame along the left-right direction and is used for circulating between the C-ring feeding station and the C-ring press-mounting station;

the lower mandrel lifting frame is movably arranged on the lower mandrel transverse moving frame along the up-down direction and is used for switching between the C-ring press-mounting position and the lower C-ring feeding position; the method comprises the steps of,

And the lower C-ring mandrel assembly is movably arranged on the lower mandrel lifting frame and is used for moving to press-fit the C-ring to the lower end of the coupler when the lower mandrel lifting frame is positioned at the C-ring press-fit position.

Optionally, the lower C-ring mandrel assembly includes a lower mandrel and a lower mandrel sleeve that are movably sleeved, the lower mandrel is movable up and down, and in the moving stroke thereof, the lower mandrel has a lower C-ring material taking position where the upper end of the lower mandrel extends from the upper end of the lower mandrel sleeve, and a lower C-ring material returning position where the upper end of the lower mandrel is retracted from the upper end of the lower mandrel sleeve;

the lower C-ring press-fitting assembly further comprises a lower C-ring sleeve movably sleeved on the outer side of the upper mandrel sleeve, a fixed sleeve is arranged at the upper end of the lower C-ring sleeve, the lower C-ring sleeve can move up and down, when the lower mandrel lifting frame is positioned at the C-ring press-fitting position, the fixed sleeve can be driven to move up and bear and fix the coupler from the mounting part, and an avoidance hole for avoiding the lower mandrel is formed in the upper end surface of the fixed sleeve;

when the material is taken, the lower mandrel traversing rack moves to the C-ring feeding station, the lower mandrel lifting rack is switched to the lower C-ring feeding position, and the lower mandrel is positioned at the lower C-ring material taking position so that the upper end of the lower mandrel can be sleeved with the C-ring;

When the lower mandrel is pressed, the lower mandrel traversing frame moves to the C-ring pressing station, the lower mandrel lifting frame is switched to the C-ring pressing position so as to bear the coupler, and the lower mandrel moves from the lower C-ring material taking position to the lower C-ring material returning position so that the lower mandrel sleeve can push and press the C-ring to the lower end of the coupler.

Optionally, the lower C-ring press-fitting assembly further includes a sleeve cylinder, a cylinder seat of the sleeve cylinder is arranged on the lower mandrel lifting frame, and a piston rod of the sleeve cylinder is in driving connection with the lower C-ring sleeve; and/or the number of the groups of groups,

the lower C ring press-fitting assembly further comprises a sleeve limiting structure, the sleeve limiting structure comprises a sleeve limiting rod arranged in the left-right direction, the sleeve limiting rod is located below the lower C ring sleeve, the sleeve limiting rod can move in the left-right direction, and on the moving stroke of the sleeve limiting rod, the sleeve limiting rod is provided with a stopping position for stopping the lower C ring sleeve and a avoiding position for avoiding the lower C ring sleeve.

Optionally, the lower C-ring press-fitting mechanism further includes:

the lower mandrel fixing assembly is used for relatively fixing the lower C-ring mandrel assembly and the lower mandrel lifting frame when the lower mandrel lifting frame is positioned at the lower C-ring feeding position, and releasing the lower C-ring mandrel assembly and the lower mandrel lifting frame when the lower mandrel lifting frame is positioned at the C-ring press-fitting position; the method comprises the steps of,

And the lower mandrel driving part of the lower mandrel driving assembly is movably arranged and is in driving connection with the lower C-ring mandrel assembly.

Optionally, the lower C-ring press-fitting mechanism further includes:

the lower mandrel seat mounting block is arranged below the lower mandrel shaft sleeve and is provided with a lower mandrel seat sliding groove on the end surface of one side opposite to the lower mandrel shaft sleeve, and the lower mandrel seat sliding groove extends up and down;

the lower mandrel seat is arranged in the chute of the lower mandrel seat in a sliding way along the up-down direction, and is connected with the lower mandrel sleeve; the method comprises the steps of,

the elastic connecting rod is arranged along the up-down direction and is in transmission connection with the lower mandrel seat and the lower mandrel;

the lower mandrel fixing assembly is arranged between the lower mandrel seat and the lower mandrel seat mounting block;

the lower mandrel driving part is in driving connection with the lower mandrel seat;

when the lower mandrel lifting frame is positioned at the C-ring press-fitting position, the lower mandrel driving part drives the lower mandrel seat to drive the lower mandrel sleeve and the lower mandrel to move upwards, and when the lower mandrel moves upwards to be abutted with the lower end of the coupler, the lower mandrel downwards compresses the elastic connecting rod so as to move from the lower C-ring material taking position to the lower C-ring material returning position, so that the lower mandrel sleeve can push and press the C-ring to the lower end of the coupler.

Optionally, two lower mandrel fixing holes communicated with the sliding grooves of the lower mandrel seat are correspondingly formed in the end faces of the two sides of the lower mandrel seat mounting block in the left-right direction respectively;

a lower mandrel inserting hole is formed in the end face of one side of the lower mandrel seat in the left-right direction, and is used for being communicated with the two lower mandrel fixing holes respectively when the lower mandrel lifting frame is positioned at the lower C-ring feeding position;

the lower mandrel lifting frame is provided with a lower limiting inserting rod which can move left and right, so that when the lower mandrel lifting frame is positioned at the feeding position of the lower C ring, the lower mandrel lifting frame can move to enable the lower inserting end to at least sequentially pass through one lower mandrel fixing hole and the lower mandrel inserting hole;

the lower core shaft fixing assembly comprises two lower core shaft fixing holes, a lower core shaft inserting hole and a lower limiting inserting rod.

Optionally, the lower mandrel driving assembly comprises a lower mandrel driving cylinder, a cylinder seat of the lower mandrel driving cylinder is arranged on the lower mandrel traversing frame, and a piston rod of the lower mandrel driving cylinder is arranged along the up-down direction and is in driving connection with the lower mandrel seat;

the lower mandrel driving part comprises a piston rod of the lower mandrel driving cylinder.

Optionally, the lower C-ring press-fitting mechanism further includes a lower mandrel traversing rail assembly and/or a lower mandrel lifting rail assembly, wherein:

the lower mandrel traversing guide rail assembly comprises a lower mandrel traversing guide rail and a lower mandrel traversing guide groove which are in sliding fit, wherein one of the lower mandrel traversing guide rail and the lower mandrel traversing guide groove is arranged on the frame, and the other one of the lower mandrel traversing guide rail and the lower mandrel traversing guide groove is correspondingly arranged on the lower mandrel traversing frame;

the lower core shaft lifting guide rail assembly comprises a lower core shaft lifting guide rail and a lower core shaft lifting guide groove which are in sliding fit, wherein one of the lower core shaft lifting guide rail and the lower core shaft lifting guide groove is arranged on the lower core shaft transverse moving frame, and the other one of the lower core shaft lifting guide rail and the lower core shaft lifting guide groove is correspondingly arranged on the lower core shaft lifting frame.

The invention also provides a coupler assembly tool, which comprises a lower C-ring press-fitting mechanism, wherein the lower C-ring press-fitting mechanism comprises:

the machine frame is provided with a C-ring feeding station and a C-ring press-fitting station in sequence from left to right;

According to the technical scheme, a C-ring feeding station and a C-ring press-fitting station are sequentially formed on the frame from left to right; the lower C-ring press-fitting assembly is movably arranged on the frame and used for circulating between the C-ring feeding station and the C-ring press-fitting station so as to transfer the C-ring from the C-ring feeding station to the C-ring press-fitting station and press-fitting the C-ring to the lower end of a coupler positioned at the C-ring press-fitting station; so, realize the automatic feeding and the pressure equipment of C ring not only can guarantee the uniformity of pressure fit quality, can also reduce the human cost, improves production efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of an embodiment of a coupling assembly fixture provided by the present invention;

FIG. 2 is a station layout of the coupling assembly tooling of FIG. 1;

FIG. 3 is a schematic view of the coupler feed mechanism of FIG. 1;

FIG. 4 is a schematic view of the coupling transfer mechanism of FIG. 1;

FIG. 5 is a schematic view of the structure of the C-ring feeding mechanism of FIG. 1;

FIG. 6 is a schematic structural view of the upper C-ring press-fitting mechanism of FIG. 1;

FIG. 7 is a schematic plan view of the upper C-ring press-fit mechanism of FIG. 6;

FIG. 8 is an enlarged schematic view of portion A of FIG. 7;

FIG. 9 is a schematic structural view of the upper C-ring press-fitting mechanism of FIG. 1;

FIG. 10 is a schematic plan view of the upper C-ring press-fit mechanism of FIG. 9;

FIG. 11 is an enlarged schematic view of portion B of FIG. 10;

fig. 12 is an enlarged schematic view of a portion C in fig. 11.

Description of the embodiments of the invention the reference numerals:

the achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present invention, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.

When the C ring is assembled, the existing coupling base is assembled manually, so that time and labor are consumed, the cost is high, and the production efficiency is low; and cannot guarantee to meet the quality requirements.

In view of the above, the invention provides a lower C ring press-fitting mechanism and a coupling assembling tool. Fig. 1 to 12 are specific embodiments of a coupling assembling tool provided by the present invention.

Referring to fig. 1 to 2, the coupling assembling tool 100 includes a frame 1, a coupling transfer mechanism 2, and a C-ring press-fitting mechanism 3; the machine frame 1 is sequentially provided with a coupler feeding station a, a C-ring press-fitting station b and a C-ring feeding station C from right to left; the coupler transfer mechanism 2 comprises a coupler transfer assembly 21 movably arranged on the frame 1, wherein the coupler transfer assembly 21 can flow between a coupler feeding station a and a C-ring press-fitting station b and is used for transferring a coupler from the coupler feeding station a to the C-ring press-fitting station b; the C ring press-fitting mechanism 3 comprises a C ring press-fitting component movably arranged on the frame 1, wherein the C ring press-fitting component can flow between the C ring feeding station C and the C ring press-fitting station b and is used for transferring a C ring from the C ring feeding station C to the C ring press-fitting station b and pressing the C ring to the upper end and the lower end of the coupler.

According to the technical scheme, a coupler feeding station a, a C-ring press-fitting station b and a C-ring feeding station C are sequentially formed on a frame 1 from right to left; a movable coupling transfer assembly 21 and a C-ring press-fitting assembly are arranged on the frame 1; the coupler transfer assembly 21 can flow between the coupler feeding station a and the C-ring press-fitting station b and is used for transferring a coupler from the coupler feeding station a to the C-ring press-fitting station b; the C-ring press-fitting assembly can flow between the C-ring feeding station C and the C-ring press-fitting station b and is used for transferring a C-ring from the C-ring feeding station C to the C-ring press-fitting station b and press-fitting the C-ring to the upper end and the lower end of the coupler; therefore, the automatic assembly of the coupler is realized, the consistency of the press-fit quality can be ensured, the labor cost can be reduced, and the production efficiency is improved.

Referring to fig. 3, a coupler feeding station d is further formed on the frame 1 and corresponding to the front side of the coupler feeding station a; the coupler assembly fixture 100 further comprises a coupler feeding mechanism 4 arranged at the coupler feeding station d, wherein the coupler feeding mechanism 4 comprises a coupler tray, a coupler material rail 41 and a first transfer assembly; the coupler tray is used for accommodating the coupler; the coupler material rail 41 is arranged along the front-back direction, a feed inlet of the coupler material rail is connected with an outlet of the coupler material tray, and a discharge outlet of the coupler material rail extends to the coupler material loading station a; the first transferring component is used for transferring the coupler from the coupler tray to the discharge port of the coupler material rail 41 in sequence in the same direction; wherein the coupler transfer assembly 21 is used for picking up the coupler from a discharge hole of the coupler material rail 41; that is, the shaft coupling is placed in the shaft coupling tray, and the first transfer component is configured to sequentially transfer the shaft coupling from the shaft coupling tray to the discharge port of the shaft coupling material rail 41 in the same direction.

It should be noted that, the specific form of the first transferring assembly is not limited in the present invention, and may be a driving belt for sequentially moving the coupling from the coupling tray to the coupling material rail 41, and a steering assembly provided on the coupling material rail 41 for adjusting the coupling to the same orientation; specifically, in this embodiment, the coupler feeding mechanism 4 includes a coupler vibration disc and a coupler vibration material rail, the coupler vibration disc includes a coupler disc body and a disc body vibrator, and the coupler vibration material rail includes a coupler rail and a rail vibrator; wherein, the shaft coupling charging tray includes the shaft coupling disk body, the shaft coupling material rail 41 includes the shaft coupling track, first transfer subassembly includes disk body vibrator and track vibrator.

In the present invention, the coupler feeding mechanism 4 further includes a coupler detecting component 42, where the coupler detecting component 42 includes a laser correlation sensor 421 disposed at the discharge port of the coupler material rail 41, and the laser correlation sensor 421 is configured to detect whether the coupler is disposed at the discharge port of the coupler material rail 41, so that each action of the coupler transferring component 21 can clamp the coupler, thereby avoiding the problem of production shutdown caused by empty clamping.

In the invention, the coupler feeding mechanism 4 further comprises a coupler detection assembly 42, wherein the coupler detection assembly 42 comprises a metal detection switch 422 which is arranged on the frame 1 and corresponds to a discharge hole of the coupler material rail 41, and the metal detection switch 422 can move up and down to detect whether metal exists on the coupler; the metal detection switch 422 is arranged to detect whether the coupler picked up by the coupler transfer assembly 21 is a secondary processing part, if the metal detection switch 422 detects that a metal object exists, the coupler is provided with a C ring, and the coupler transfer assembly 21 moves the coupler to a scrap port for material loss; if the metal detection switch 422 does not detect a metal object, the coupling is a qualified product, and the coupling transfer component 21 transfers the coupling to the C-ring press-fitting station b.

It should be noted that the above two technical features may be alternatively or simultaneously provided, and specifically, in this embodiment, the above two technical features are simultaneously provided, that is, the coupler feeding mechanism 4 further includes a coupler detection assembly 42, and the coupler detection assembly 42 includes a laser correlation sensor 421 and a metal detection switch 422; the laser correlation sensor 421 is configured to detect whether the coupler is placed at the discharge port of the coupler stock rail 41, so that each action of the coupler transfer assembly 21 can clamp the coupler, and the problem of production shutdown caused by clamping is avoided; the metal detection switch 422 detects whether the coupler picked up by the coupler transfer assembly 21 is a secondary processing part, if the metal detection switch 422 detects that a metal object exists, the coupler is provided with a C ring, and the coupler transfer assembly 21 moves the coupler to a scrapped material port for material loss; if the metal detection switch 422 does not detect a metal object, the coupling is a qualified product, and the coupling transfer component 21 transfers the coupling to the C-ring press-fitting station b.

In this embodiment, the coupler feed mechanism 4 further comprises a lever assembly (not shown) comprising a lever, a lever driver, and a controller; the deflector rod is arranged corresponding to the discharge hole of the coupler material rail 41, and one end of the deflector rod is rotatably arranged on the coupler material rail 41 along the axial line in the front-back direction so that the other end of the deflector rod can rotate to intercept the coupler and rotate to release the coupler; the deflector rod driver is in driving connection with the middle part of the deflector rod; the controller is electrically connected with the shift lever driver and the laser correlation sensor 421; when the laser correlation sensor 421 detects that the material outlet of the coupler material rail 41 is piled up, a piling signal is generated and transmitted to the controller, the controller sends out an instruction to control the action of the deflector rod driver so as to drive the deflector rod to move to intercept redundant couplers, so that the couplers on the coupler material rail 41 are sequentially arranged, and the arrangement is convenient for the coupler transfer assembly 21 to pick up the couplers.

Referring to fig. 4, in the present invention, the coupling transfer assembly 21 includes a coupling traverse frame 211, a coupling longitudinal frame 212, and two coupling clamping blocks 213; the coupler traversing rack 211 is movably arranged on the frame 1 along the left-right direction and is used for circulating between the coupler feeding station a and the C-ring press-fitting station b; the coupling longitudinal moving frame 212 is movably arranged on the coupling transverse moving frame 211 along the front-back direction; the two coupling clamping blocks 213 are arranged on the coupling longitudinal moving frame 212, and the two coupling clamping blocks 213 are oppositely arranged at intervals in the left-right direction and can move relatively in the left-right direction so as to be capable of moving to clamp the coupling and release the coupling; in the transferring process, the lateral coupler rack 211 is located at the coupler loading station a, the longitudinal coupler rack 212 is moved forward, so that the two coupler clamping blocks 213 are in butt joint with the discharge port of the coupler material rail 41, the two coupler clamping blocks 213 are moved to clamp the coupler, the longitudinal coupler rack 212 is moved backward, the two coupler clamping blocks 213 are driven to be far away from the discharge port of the coupler material rail 41, and the lateral coupler rack 211 is moved to the C-ring press-fit station b, so that the coupler is transferred from the coupler loading station a to the C-ring press-fit station b; the operation is simple, and the transfer efficiency is high.

Specifically, the coupling transfer assembly 21 further includes a coupling translation cylinder 214, a coupling expansion cylinder 215, and a coupling jaw cylinder 216; the cylinder seat of the coupling translation cylinder 214 is arranged on the frame 1, the telescopic rod of the cylinder seat is arranged along the left-right direction, and the free end of the telescopic rod of the cylinder seat is in driving connection with the coupling transverse moving frame 211; the cylinder seat of the coupling telescopic cylinder 215 is arranged on the coupling transverse moving frame 211, the telescopic rod of the coupling transverse moving frame is arranged along the front-back direction, and the free end of the telescopic rod of the coupling transverse moving frame is in driving connection with the coupling longitudinal moving frame 212; the cylinder seat of the coupling clamping jaw cylinder 216 is arranged on the coupling longitudinal moving frame 212, and two clamping jaws of the coupling clamping jaw cylinder 216 are arranged along the left-right direction; wherein the two coupler clamp blocks 213 comprise two clamping jaws of the coupler clamping jaw cylinder 216; so set up, simple structure is convenient for assemble, and the cost is lower.

That is, in this embodiment, the controller is electrically connected to the laser correlation sensor 421, the coupler translation cylinder 214, the coupler expansion cylinder 215, and the coupler jaw cylinder 216, and after the laser correlation sensor 421 detects the coupler at the discharge port of the coupler rail 41, a coupler feeding signal is generated and transmitted to the controller, and the controller sequentially controls the coupler translation cylinder 214, the coupler expansion cylinder 215, and the coupler jaw cylinder 216 to act so as to pick up the coupler at the coupler feeding station a and transfer the coupler to the C-ring press-fitting station b.

Meanwhile, in order to ensure the accuracy of the picking-up action, a transfer proximity switch 23 is arranged at the coupler feeding station a; the controller is electrically connected with the transfer proximity switch 23, the coupler telescopic cylinder 215 and the coupler clamping jaw cylinder 216, after the coupler translation cylinder 214 drives the coupler traversing rack 211 to move to the coupler feeding station a, the transfer proximity switch 23 senses the coupler traversing rack 211 and generates and transmits a transfer sensing signal to the controller, the controller sends out an instruction to control the coupler telescopic cylinder 215 and the coupler clamping jaw cylinder 216 to act, and drives the coupler longitudinal moving rack 212 to move so as to enable the two coupler clamping blocks 213 to be in butt joint with a discharge hole of the coupler material rail 41 and the two coupler clamping blocks 213 to move to clamp the coupler; by the arrangement, accuracy of movement of the coupling transfer assembly 21 is effectively improved, and transfer efficiency of the coupling transfer assembly 21 is improved.

It should be noted that, the coupling detection assembly 42 further includes a coupling detection cylinder 423, where the coupling detection cylinder 423 is drivingly connected to the metal detection switch 422, so as to drive the metal detection switch 422 to move up and down; the controller is electrically connected with the coupler detection cylinder 423 and the coupler jaw cylinder 216; after the two clamping jaws of the coupling clamping jaw cylinder 216 clamp the coupling, the controller controls the coupling detection cylinder 423 to act so as to drive the metal detection switch 422 to move to correspond to the two clamping jaws, so as to detect whether the coupling on the two clamping jaws is processed secondarily; by the arrangement, the position of the metal detection switch 422 is adjustable, so that the detection accuracy of the metal detection switch 422 is improved.

In the present invention, the coupling transfer mechanism 2 further includes a coupling transfer rail assembly 22, where the coupling transfer rail assembly 22 includes a coupling traverse rail and a coupling traverse chute that are in sliding fit, and one of the coupling traverse rail and the coupling traverse chute is disposed on the frame 1, and the other is correspondingly disposed on the coupling traverse frame 211; by this arrangement, the stability of the movement of the coupler transfer frame 211 can be improved, and the stability of the operation of the coupler transfer assembly 21 can be improved.

Referring to fig. 5, a C-ring feeding station e is further formed on the frame 1 and corresponding to the front side of the C-ring feeding station C; the coupler assembly fixture 100 further comprises a C-ring feeding mechanism 5 arranged at the C-ring feeding station e, wherein the C-ring feeding mechanism 5 comprises a C-ring material tray, a C-ring material rail 51 and a C-ring feeding assembly 52; the C-ring material tray is used for containing the C-rings; the C-ring material rail 51 is arranged along the front-back direction, a material inlet of the C-ring material rail is connected with an outlet of the C-ring material tray, and a material outlet of the C-ring material rail extends to the C-ring material loading station C; the C-ring feeding assembly 52 is used for sequentially transferring the C-rings from the C-ring material tray to the discharge port of the C-ring material rail 51 in the same direction; the C-ring press-fitting assembly is used for picking up the C-rings from the discharge hole of the C-ring material rail 51.

Specifically, the C-ring feeding assembly 52 includes a second transferring assembly and a C-ring feeding clamping jaw 521, the second transferring assembly is configured to sequentially transfer the C-rings from the C-ring tray to the discharge port of the C-ring material rail 51 in the same direction, and the C-ring feeding clamping jaw 521 is disposed at the discharge port of the C-ring material rail 51 and is configured to clamp the C-rings from the discharge port of the C-ring material rail 51; wherein the C-ring press assembly is used to pick up the C-ring from the C-ring feed jaw 521; by the arrangement, the accuracy of picking up the C ring by the C ring press-fitting assembly is improved.

It should be noted that, the specific form of the second transferring assembly is not limited in the present invention, and may be a driving belt for sequentially moving the C-ring from the C-ring tray to the C-ring material rail 51, and a steering assembly provided on the C-ring material rail 51 for adjusting the C-ring to the same orientation; specifically, in this embodiment, the C-ring feeding mechanism 5 includes a C-ring vibration plate and a C-ring vibration material rail, the C-ring vibration plate includes a C-ring plate body and a C-ring plate body vibrator, and the C-ring vibration material rail includes a C-ring rail and a C-ring rail vibrator; wherein, the C ring tray includes the C ring tray body, the C ring stock rail 51 includes the C ring track, the second transfer subassembly includes C ring tray body vibrator and C ring track vibrator.

Referring to fig. 6 to 12, the C-ring press-fitting mechanism 3 includes an upper C-ring press-fitting mechanism 31 and a lower C-ring press-fitting mechanism 32; the upper C-ring press-fitting mechanism 31 includes an upper C-ring press-fitting assembly 311 movably disposed on the frame 1, and the upper C-ring press-fitting assembly 311 is configured to circulate between the C-ring feeding station C and the C-ring press-fitting station b, so as to transfer the C-ring from the C-ring feeding station C to the C-ring press-fitting station b; the lower C-ring press-fitting mechanism 32 includes a lower C-ring press-fitting assembly 321 movably disposed on the frame 1, where the lower C-ring press-fitting assembly 321 is configured to circulate between the C-ring feeding station C and the C-ring press-fitting station b, so as to transfer the C-ring from the C-ring feeding station C to the C-ring press-fitting station b, and receive the coupling from the coupling transfer assembly 21; wherein the C-ring press-fit assembly comprises an upper C-ring press-fit assembly 311 and a lower C-ring press-fit assembly 321; after the lower C-ring press-fitting assembly 321 receives the coupling, the upper C-ring press-fitting assembly 311 cooperates with the lower C-ring press-fitting assembly 321 to press-fit the C-ring to the upper and lower ends of the coupling respectively; the upper C-ring press-fitting assembly 311 is movably arranged on the frame 1, and is configured to circulate between the C-ring feeding station C and the C-ring press-fitting station b, so as to transfer the C-ring from the C-ring feeding station C to the C-ring press-fitting station b, and press-fit the C-ring to the upper end of the coupler located at the C-ring press-fitting station b; meanwhile, the lower C-ring press-fitting assembly 321 is movably arranged on the frame 1 and is used for circulating between the C-ring feeding station C and the C-ring press-fitting station b so as to transfer the C-ring from the C-ring feeding station C to the C-ring press-fitting station b and press-fitting the C-ring to the lower end of the coupler positioned at the C-ring press-fitting station b; realize automatic feeding and pressure equipment of C ring not only can guarantee the uniformity of pressure fit quality, can also reduce the human cost, improves production efficiency.

Referring further to fig. 5, in order to ensure that the upper C-ring press-fitting assembly 311 and the lower C-ring press-fitting assembly 321 are smooth in material taking, the C-ring feeding mechanism 5 further includes a C-ring material taking guide assembly 53, the C-ring material taking guide assembly 53 includes a C-ring material taking guide plate 531, a material taking guide hole 5311 and a material taking stop hole 5312 are disposed on the C-ring material taking guide plate 531, the material taking guide hole 5311 and the material taking stop hole 5312 are disposed at a side-by-side spacing in a left-right direction, the aperture of the material taking guide hole 5311 is greater than the diameter of the C-ring, the aperture of the material taking stop hole 5312 is smaller than the diameter of the C-ring, and the C-ring material taking guide plate 531 can move along a left-right direction so that the material taking guide hole 5311 corresponds to the C-ring feeding clamping jaw 521 when the upper C-ring press-fitting assembly 311 is guided, and the material taking stop hole 5312 corresponds to the C-ring press-fitting assembly 321 when the lower C-ring press-fitting assembly 321 is stopped from the corresponding to the C-ring press-fitting assembly 521.

Specifically, the C-ring material taking guiding assembly 53 further includes a C-ring material taking switching cylinder 532 and a C-ring material taking detecting assembly 54, where the C-ring material taking switching cylinder 532 is in driving connection with the C-ring material taking guiding plate 531; the C-ring material taking detection assembly 54 includes an upper C-ring material taking detection switch 541 and a lower C-ring material taking detection switch 542, for respectively detecting whether the upper C-ring press-fitting assembly 311 and the lower C-ring press-fitting assembly 321 take materials; the controller is electrically connected with the C-ring material taking and switching cylinder 532, the upper C-ring material taking and detecting switch 541 and the lower C-ring material taking and detecting switch 542, and when the upper C-ring material taking and detecting switch 541 detects that the upper C-ring press-fitting assembly 311 is taking materials, the controller receives corresponding signals and controls the C-ring material taking and switching cylinder 532 to drive the C-ring material taking and guiding plate 531 to move, so that the material taking and guiding hole 5311 corresponds to the C-ring feeding clamping jaw 521 to guide the upper C-ring press-fitting assembly 311; when the lower C-ring material taking detection switch 542 detects that the lower C-ring press-fitting assembly 321 takes materials, the controller receives a corresponding signal and controls the C-ring material taking switching cylinder 532 to drive the C-ring material taking guide plate 531 to move, so that the material taking blocking hole 5312 corresponds to the C-ring feeding clamping jaw 521 to block the lower C-ring press-fitting assembly 321.

Specifically, the C-ring feeding mechanism 5 further includes a C-ring blanking assembly 55, where the C-ring blanking assembly 55 includes a C-ring blanking paddle 551, and the C-ring blanking paddle 551 is movable in a left-right direction to be movable to a middle of a C-ring inserted in the C-ring feeding rail 51, so as to push the C-ring to move to a discharge port of the C-ring feeding rail 51, so that the C-ring feeding clamping jaw 521 clamps.

More specifically, the C-ring blanking assembly 55 further includes a C-ring blanking cylinder 552 and a C-ring feed detection switch 553, wherein the C-ring blanking cylinder 552 is drivingly connected to the C-ring blanking paddle 551, and the C-ring feed detection switch 553 is used for detecting whether the C-ring is clamped on the C-ring feed clamping jaw 521; the controller is electrically connected to the C-ring blanking cylinder 552 and the C-ring feeding detection switch 553, so as to control the C-ring blanking cylinder 552 to drive the C-ring blanking pulling piece 551 to move, so as to push the C-ring to move to the discharge port of the C-ring material rail 51, so that the C-ring feeding clamping jaw 521 clamps when the C-ring feeding detection switch 553 detects that the C-ring feeding clamping jaw 521 does not clamp the C-ring.

Referring to fig. 6 and 8, at the C-ring press-fitting station b, an upper C-ring feeding position b1 and a C-ring press-fitting position b2 are sequentially formed on the frame 1 from top to bottom; the frame 1 is provided with a mounting part for the shaft coupling to be arranged at the C-ring press-mounting position b2; the upper C-ring press-fitting assembly 311 includes an upper mandrel traversing rack 3111, an upper mandrel lifting rack 3112, and an upper C-ring mandrel assembly 3113; the upper mandrel traversing frame 3111 is movably arranged on the frame 1 along the left-right direction and is used for circulating between the C-ring feeding station C and the C-ring press-fitting station b; the upper mandrel lifting frame 3112 is movably arranged on the upper mandrel traversing frame 3111 along the up-down direction, and is used for switching between the upper C-ring feeding position b1 and the C-ring press-fitting position b2; the upper C-ring mandrel assembly 3113 is movably disposed on the upper mandrel lift 3112, and is configured to move to press-fit the C-ring to the upper end of the coupler when the upper mandrel lift 3112 is at the C-ring press-fit position b 2.

In the present embodiment, the mounting portion is configured as the lower C-ring press-fitting mechanism 32.

Specifically, the upper C-ring mandrel assembly 3113 includes an upper mandrel 31131 movably sleeved and an upper mandrel sleeve 31132, the upper mandrel 31131 being movable up and down, the upper mandrel 31131 having an upper C-ring take-out position with its lower end extending from the lower end of the upper mandrel sleeve 31132 and an upper C-ring take-back position with its lower end retracting from the lower end of the upper mandrel sleeve 31132 during its active stroke; when the material is taken, the upper mandrel traversing frame 3111 moves to the C-ring feeding station C, the upper mandrel lifting frame 3112 is switched to the upper C-ring feeding position b1, and the upper mandrel 31131 is located at the upper C-ring material taking position, so that the lower end of the upper mandrel can be sleeved with the C-ring; during press fitting, the upper mandrel traversing frame 3111 moves to the C-ring press fitting station b, the upper mandrel lifting frame 3112 is switched to the C-ring press fitting position b2, and the upper mandrel 31131 moves from the upper C-ring material taking position to the upper C-ring material returning position, so that the upper mandrel sleeve 31132 can push and press the C-ring to the upper end of the coupler.

More specifically, the upper mandrel sleeve 31132 is secured to the upper mandrel lift 3112; the upper C-ring press mechanism 31 further includes an upper mandrel fixing assembly 312 and an upper mandrel driving assembly; the upper mandrel fixing assembly 312 is configured to relatively fix the upper mandrel 31131 and the upper mandrel sleeve 31132 when the upper mandrel lift 3112 is at the upper C-ring feeding position b1 and the upper mandrel 31131 is at the upper C-ring discharging position, and release the upper mandrel 31131 and the upper mandrel sleeve 31132 when the upper mandrel lift 3112 is at the C-ring press-fitting position b2, so that the upper mandrel 31131 can move from the upper C-ring feeding position to the upper C-ring discharging position; that is, during material taking, the upper mandrel lift 3112 is at the upper C-ring feeding position b1, the upper mandrel 31131 is at the upper C-ring material taking position, the upper mandrel fixing assembly 312 relatively fixes the upper mandrel 31131 and the upper mandrel sleeve 31132, and the upper mandrel 31131 driving portion can simultaneously drive the upper C-ring mandrel assembly 3113 to move so as to jointly sleeve the C-rings on the C-ring feeding clamping jaw 521; during press fitting, the upper mandrel lift 3112 is at the C-ring press fitting position b2, the upper mandrel fixing assembly 312 releases the upper mandrel 31131 and the upper mandrel sleeve 31132, and the upper mandrel 31131 driving section drives the upper mandrel 31131 to move from the upper C-ring material taking position to the upper C-ring material returning position, so that the upper mandrel sleeve 31132 can push and press the C-ring to the upper end of the coupling.

In this embodiment, the upper spindle driving assembly includes an upper spindle driving cylinder 316, a cylinder seat of the upper spindle driving cylinder 316 is disposed on the upper spindle traversing frame 3111, and a piston rod of the upper spindle driving cylinder 316 is disposed along an up-down direction and is in driving connection with the upper spindle 31131; wherein the upper spindle 31131 driving part comprises a piston rod of the upper spindle driving cylinder 316.

To ensure that the upper C-ring mandrel assembly 3113 is stable in movement, the upper C-ring press 31 further includes an upper mandrel seat mounting block 313, an upper mandrel seat 314, and an upper connecting rod 315; the upper mandrel seat mounting block 313 is arranged on the upper mandrel lifting frame 3112 and above the upper mandrel sleeve 31132, an upper mandrel seat 314 chute is arranged on one side end surface of the upper mandrel seat mounting block 313, which is opposite to the upper mandrel lifting frame 3112, and the upper mandrel seat 314 chute extends vertically; the upper mandrel base 314 is slidably mounted in the chute of the upper mandrel base 314 along the up-down direction; the upper connecting rod 315 is disposed along the up-down direction, and is in transmission connection with the upper mandrel seat 314 and the upper mandrel 31131; wherein, the driving part of the upper mandrel 31131 is in driving connection with the upper mandrel base 314; the upper mandrel fixing assembly 312 is disposed between the upper mandrel base 314 and the upper mandrel base mounting block 313; the upper mandrel seat mounting block 313, the upper mandrel seat 314 and the upper connecting rod 315 are arranged, so that the structure is simple, and the operation is convenient.

Specifically, two upper mandrel fixing holes 3121 communicating with the sliding grooves of the upper mandrel base 314 are correspondingly provided on the two lateral end surfaces of the upper mandrel base mounting block 313; an upper mandrel inserting hole 3122 is formed in the left and right side end surfaces of the upper mandrel seat 314, so that when the upper mandrel 31131 is at the upper C-ring material taking position, the upper mandrel inserting hole 3122 is respectively communicated with the two upper mandrel fixing holes 3121; the upper mandrel lifting frame 3112 is provided with an upper limit plunger 3123, and the upper limit plunger 3123 is movable in a left-right direction so that when the upper mandrel 31131 is at the upper C-ring material taking position, an upper insertion end of the upper mandrel lifting frame can move to pass through at least one upper mandrel fixing hole 3121 and the upper mandrel insertion hole 3122 in sequence; wherein the upper mandrel fixing assembly 312 includes two upper mandrel fixing holes 3121, an upper mandrel insertion hole 3122, and an upper limit plunger 3123; that is, during material taking, the upper mandrel holder 3112 is at the upper C-ring feeding position b1, and the upper mandrel 31131 is at the upper C-ring material taking position, at this time, the upper mandrel insertion holes 3122 are respectively communicated with the two upper mandrel fixing holes 3121, and the upper limit plunger 3123 is moved such that the upper insertion ends thereof pass through at least one of the upper mandrel fixing holes 3121 and the upper mandrel insertion holes 3122 in sequence, so that the upper mandrel 31131 and the upper mandrel holder 3112 are relatively fixed; at the time of press fitting, the upper limit plunger 3123 is moved to withdraw from the upper spindle fixing hole 3121 and the upper spindle insertion hole 3122, thereby releasing the upper spindle 31131 and the upper spindle lift 3112.

To improve the displacement accuracy of the upper mandrel 31131, the upper C-ring mandrel assembly 3113 further includes a first limit 31133 and/or a second limit 31134, wherein: the first limiting part 31133 is arranged on the inner wall of the upper mandrel sleeve 31132 and is used for limiting the upper mandrel 31131 at the upper C ring material taking position; the second limiting part 31134 is arranged on the upper end surface of the upper mandrel sleeve 31132 and is used for limiting the upper mandrel 31131 at the upper C ring material returning position; that is, the upper C-ring mandrel assembly 3113 may be provided with only the first limiting portion 31133, only the second limiting portion 31134, and both the first limiting portion 31133 and the second limiting portion 31134 may be provided at the same time, and the specific arrangement may be adjusted according to the specific requirements of the user and the actual use situation.

Specifically, the upper connecting rod 315 is provided with a thread near the upper mandrel base 314, the second limiting part 31134 is provided with an adjusting nut, the adjusting nut is in threaded socket connection with the upper connecting rod 315, and the relative height between the adjusting nut and the upper mandrel base 314 can be adjusted by rotating the adjusting nut, so that the limiting height can be adjusted; simple structure, convenient operation.

To improve the operation stability of the upper C-ring press-fitting assembly 311, the upper C-ring press-fitting mechanism 31 further includes an upper mandrel traversing rail assembly 317 and/or an upper mandrel lifting rail assembly 318, wherein: the upper spindle traversing rail assembly 317 includes a sliding-fit upper spindle 31131 traversing rail and an upper spindle 31131 traversing guide, wherein one of the upper spindle 31131 traversing rail and the upper spindle 31131 traversing guide is disposed on the frame 1, and the other is correspondingly disposed on the upper spindle traversing frame 3111; the upper mandrel lifting rail assembly 318 includes a sliding fit upper mandrel 31131 lifting rail and an upper mandrel 31131 lifting guide groove, wherein one of the upper mandrel 31131 lifting rail and the upper mandrel 31131 lifting guide groove is disposed on the upper mandrel traversing frame 3111, and the other is correspondingly disposed on the upper mandrel lifting frame 3112; that is, the upper C-ring press-mounting mechanism 31 may be configured only with the upper mandrel traversing rail assembly 317, may be configured only with the upper mandrel lifting rail assembly 318, may also be configured with both the upper mandrel traversing rail assembly 317 and the upper mandrel lifting rail assembly 318, and may be specifically configured to be adjusted according to specific requirements of users and actual use situations.

Referring to fig. 9 to 12, at the C-ring press-fitting station b, a C-ring press-fitting position b2 and a lower C-ring loading position b3 are formed in the frame 1 from top to bottom in sequence; the frame 1 is provided with a mounting part for the shaft coupling to be arranged at the C-ring press-mounting position b 2; the lower C-ring press-fit assembly 321 comprises a lower mandrel traversing rack 3211, a lower mandrel lifting rack 3212 and a lower C-ring mandrel assembly 3213; the lower mandrel traversing rack 3211 is movably arranged on the frame 1 along the left-right direction and is used for circulating between the C-ring feeding station C and the C-ring press-fitting station b; the lower mandrel lifting frame 3212 is movably arranged on the lower mandrel traversing frame 3211 along the up-down direction and is used for switching between the C-ring press-fitting position b2 and the lower C-ring feeding position b3; the lower C-ring mandrel assembly 3213 is movably disposed on the lower mandrel lifting frame 3212, and is configured to move to press-fit the C-ring to the lower end of the coupler when the lower mandrel lifting frame 3212 is at the C-ring press-fit position b 2.

In the present embodiment, the mounting portion is provided as the coupling transfer module 21.

Specifically, the lower C-ring mandrel assembly 3213 includes a lower mandrel 32131 and a lower mandrel sleeve 32132 that are movably sleeved, where the lower mandrel 32131 is movable in an up-down direction, and in a moving stroke thereof, the lower mandrel 32131 has a lower C-ring material taking position in which an upper end of the lower mandrel 32131 protrudes from an upper end of the lower mandrel sleeve 32132, and a lower C-ring material returning position in which an upper end of the lower mandrel is retracted from an upper end of the lower mandrel sleeve 32132; the lower C-ring press-fitting assembly 321 further comprises a lower C-ring sleeve 3214 movably sleeved on the outer side of the upper mandrel sleeve 31132, a fixed sleeve is arranged at the upper end of the lower C-ring sleeve 3214, the lower C-ring sleeve 3214 can move up and down, when the lower mandrel lifting frame 3212 is positioned at the C-ring press-fitting position b2, the fixed sleeve can be driven to move up and bear and fix the coupling from the mounting part, and an avoidance hole for avoiding the lower mandrel 32131 is formed in the upper end surface of the fixed sleeve; when the material is taken, the lower mandrel lateral moving frame 3211 moves to the C-ring feeding station C, the lower mandrel lifting frame 3212 is switched to the lower C-ring feeding position b3, and the lower mandrel 32131 is positioned at the lower C-ring material taking position so that the upper end of the lower mandrel is capable of sleeving the C-ring; during press fitting, the lower mandrel traversing frame 3211 moves to the C-ring press fitting station b, the lower mandrel lifting frame 3212 is switched to the C-ring press fitting position b2 so as to receive the coupling, and the lower mandrel 32131 moves from the lower C-ring material taking position to the lower C-ring material returning position, so that the lower mandrel sleeve 32132 can push and press the C-ring to the lower end of the coupling.

More specifically, in the present invention, the lower C-ring press-fitting assembly 321 further includes a sleeve cylinder 3215, a cylinder seat of the sleeve cylinder 3215 is provided on the lower mandrel lifting frame 3212, and a piston rod of the sleeve cylinder 3215 is in driving connection with the lower C-ring sleeve 3214; the sleeve cylinder 3215 is arranged to drive the lower C-ring sleeve 3214 to move, so that the structure is simple and the cost is low.

More specifically, in the present invention, the lower C-ring press-fitting assembly 321 further includes a sleeve limiting structure 3216, the sleeve limiting structure 3216 includes a sleeve limiting rod 32161 disposed along a left-right direction, the sleeve limiting rod 32161 is located below the lower C-ring sleeve 3214, the sleeve limiting rod 32161 is movable along the left-right direction, and on a movable stroke thereof, the sleeve limiting rod 32161 has a blocking position for blocking the lower C-ring sleeve 3214 and an avoidance position for avoiding the lower C-ring sleeve 3214; therefore, when the fixing sleeve is used for bearing and fixing the coupler, the sleeve limiting rod 32161 moves to the blocking position so as to fix the coupler at the C-ring press-fitting position b2, and convenience is brought to subsequent press-fitting of the C-ring.

It should be noted that the above two technical features may be alternatively or simultaneously provided, and specifically, in this embodiment, the above two technical features are simultaneously provided, that is, the lower C-ring press-fit assembly 321 further includes a sleeve cylinder 3215, a cylinder seat of the sleeve cylinder 3215 is disposed on the lower mandrel lifting frame 3212, and a piston rod of the sleeve cylinder 3215 is connected with the lower C-ring sleeve 3214 in a driving manner; the lower C-ring press-fitting assembly 321 further comprises a sleeve limiting structure 3216, the sleeve limiting structure 3216 comprises a sleeve limiting rod 32161 arranged along the left-right direction, the sleeve limiting rod 32161 is located below the lower C-ring sleeve 3214, the sleeve limiting rod 32161 can move along the left-right direction, and on the moving stroke of the sleeve limiting rod 32161, the sleeve limiting rod 32161 is provided with a blocking position for blocking the lower C-ring sleeve 3214 and a avoiding position for avoiding the lower C-ring sleeve 3214.

The sleeve limiting structure 3216 further comprises a sleeve limiting cylinder 32162, a cylinder seat of the sleeve limiting cylinder 32162 is arranged on the frame 1, a piston rod of the sleeve limiting cylinder 32162 is arranged along the left-right direction, and is in driving connection with the sleeve limiting rod 32161.

In this embodiment, the lower C-ring press-fit mechanism 32 further includes a lower spindle fixing assembly 322 and a lower spindle driving assembly; the lower mandrel fixing assembly 322 is configured to relatively fix the lower C-ring mandrel assembly 3213 and the lower mandrel lifting frame 3212 when the lower mandrel lifting frame 3212 is at the lower C-ring loading position b3, and release the lower C-ring mandrel assembly 3213 and the lower mandrel lifting frame 3212 when the lower mandrel lifting frame 3212 is at the C-ring press-fitting position b 2; the lower mandrel 32131 driving part of the lower mandrel driving assembly is movably arranged and is in driving connection with the lower C-ring mandrel assembly 3213; that is, during material taking, the lower mandrel lifting frame 3212 is at the lower C-ring feeding position b3, the lower mandrel fixing assembly 322 relatively fixes the lower C-ring mandrel assembly 3213 and the lower mandrel lifting frame 3212, and at this time, the lower mandrel 32131 driving part can simultaneously drive the lower C-ring mandrel assembly 3213 and the lower mandrel lifting frame 3212 to jointly sleeve the C-ring on the C-ring feeding clamping jaw 521; during press fitting, the lower mandrel lifting frame 3212 is at the C-ring press fitting position b2, the upper mandrel fixing assembly 312 releases the lower C-ring mandrel assembly 3213 and the lower mandrel lifting frame 3212, and the upper mandrel 31131 driving part drives the lower C-ring mandrel assembly 3213 to move so as to press-fit the C-ring to the upper end of the coupler.

Specifically, the lower C-ring press-fitting mechanism 32 further includes a lower mandrel base mounting block 324, a lower mandrel base 325, and an elastic connecting rod 326; the lower mandrel seat mounting block 324 is arranged on the lower mandrel lifting frame 3212 and is positioned below the lower mandrel sleeve 32132, a lower mandrel seat 325 sliding groove is arranged on one side end surface of the lower mandrel seat mounting block 324, which is opposite to the lower mandrel lifting frame 3212, and the lower mandrel seat 325 sliding groove extends vertically; the lower mandrel base 325 is slidably installed in the chute of the lower mandrel base 325 along the up-down direction, and the lower mandrel base 325 is connected with the lower mandrel sleeve 32132; the elastic connecting rod 326 is disposed along the up-down direction, and is in driving connection with the lower mandrel base 325 and the lower mandrel 32131; wherein the lower spindle fixing assembly 322 is disposed between the lower spindle base 325 and the lower spindle base mounting block 324; the lower mandrel 32131 driving part is in driving connection with the lower mandrel seat 325; when the lower mandrel lifting frame 3212 is at the C-ring press-fitting position b2, the lower mandrel 32131 driving part drives the lower mandrel seat 325 to drive the lower mandrel sleeve 32132 and the lower mandrel 32131 to move upwards, and when the lower mandrel 32131 moves upwards to be abutted against the lower end of the coupler, the lower mandrel 32131 compresses the elastic connecting rod 326 downwards so as to move from the lower C-ring material taking position to the lower C-ring material returning position, so that the lower mandrel sleeve 32132 can push and press-fit the C-ring to the lower end of the coupler; the lower mandrel seat mounting block 324, the lower mandrel seat 325 and the elastic connecting rod 326 are arranged, so that the structure is simple, and the operation is convenient.

More specifically, the two side end surfaces of the lower spindle base mounting block 324 in the left and right directions are respectively provided with two lower spindle fixing holes 3221 which are communicated with the sliding groove of the lower spindle base 325 correspondingly; a lower mandrel insertion hole 3222 is formed in a lateral end surface of the lower mandrel holder 325, so that when the lower mandrel lifting frame 3212 is at the lower C-ring feeding position b3, the lower mandrel insertion holes 3222 are respectively communicated with the two lower mandrel fixing holes 3221; the lower mandrel lifting frame 3212 is provided with a lower limit inserting rod 3223, and the lower limit inserting rod 3223 can move along the left-right direction so as to enable a lower inserting end of the lower mandrel lifting frame 3212 to sequentially pass through at least one lower mandrel fixing hole 3221 and the lower mandrel inserting hole 3222 when the lower mandrel lifting frame 3212 is positioned at the lower C-ring feeding position b 3; wherein the lower spindle fixing assembly 322 includes two lower spindle fixing holes 3221, lower spindle insertion holes 3222, and lower limit plunger 3223; that is, during material taking, the lower mandrel lifting frame 3212 is at the lower C-ring feeding position b3, at this time, the lower mandrel inserting holes 3222 are respectively communicated with the two lower mandrel fixing holes 3221, the lower limiting inserting rod 3223 is moved to enable the lower inserting end to pass through at least one lower mandrel fixing hole 3221 and the lower mandrel inserting hole 3222 in sequence, so that the lower C-ring mandrel assembly 3213 and the lower mandrel lifting frame 3212 are relatively fixed; during press fitting, the lower limit plunger 3223 is moved to withdraw the lower insertion end thereof from the lower spindle fixing hole 3221 and the lower spindle insertion hole 3222, so as to release the lower C-ring spindle assembly 3213 and the lower spindle lifting frame 3212, so that the lower C-ring spindle assembly 3213 can be moved to press-fit the C-ring to the upper end of the coupler.

More specifically, the lower spindle driving assembly includes a lower spindle driving cylinder 323, a cylinder seat of the lower spindle driving cylinder 323 is disposed on the lower spindle traversing frame 3211, and a piston rod of the lower spindle driving cylinder 323 is disposed along an up-down direction and is in driving connection with the lower spindle seat 325; wherein the lower mandrel 32131 driving part comprises a piston rod of the lower mandrel driving cylinder 323.

In this embodiment, the lower C-ring press-fit mechanism 32 further includes a lower spindle traversing rail assembly 327 and/or a lower spindle lifting rail assembly 328, wherein: the lower mandrel traversing rail assembly 327 includes a lower mandrel 32131 traversing rail and a lower mandrel 32131 traversing guide groove that are in sliding fit, wherein one of the lower mandrel 32131 traversing rail and the lower mandrel 32131 traversing guide groove is arranged on the frame 1, and the other is correspondingly arranged on the lower mandrel traversing frame 3211; the lower mandrel lifting guide assembly 328 comprises a lower mandrel 32131 lifting guide rail and a lower mandrel 32131 lifting guide groove which are in sliding fit, wherein one of the lower mandrel 32131 lifting guide rail and the lower mandrel 32131 lifting guide groove is arranged on the lower mandrel traversing rack 3211, and the other is correspondingly arranged on the lower mandrel lifting rack 3212; that is, the lower C-ring press-fitting mechanism 32 may be configured only with the lower spindle traversing rail assembly 327, may be configured only with the lower spindle lifting rail assembly 328, may also be configured with both the lower spindle traversing rail assembly 327 and the lower spindle lifting rail assembly 328, and may be specifically configured to be adjusted according to specific requirements of users and actual use situations.

In the press-fitting process, the upper mandrel traversing frame 3111 moves to the C-ring feeding station C, the upper mandrel 31131 is sleeved on the C-ring from the C-ring feeding clamping jaw 521, and the upper mandrel traversing frame 3111 moves the upper mandrel 31131 to the upper C-ring feeding position b1 of the C-ring press-fitting station b; simultaneously, the lower mandrel traversing frame 3211 moves to the C-ring feeding station C, the lower mandrel 32131 is sleeved with the C-ring from the C-ring feeding clamping jaw 521, and the lower mandrel traversing frame 3211 transfers the lower mandrel 32131 to a lower C-ring feeding position b3 of the C-ring press-fitting station b; the lower mandrel lifting frame 3212 moves to the C-ring press-fitting position b2; the sleeve cylinder 3215 drives the lower C-ring sleeve 3214 to move upwards so that the fixing sleeve is aligned with the coupling transfer assembly 21 and receives and fixes the coupling; the sleeve limiting rod 32161 moves to the blocking position and is used for fixing the coupler to the C-ring press-fit position b2; during the upward movement of the lower C-ring sleeve 3214, the upper mandrel lift 3112 moves downward to the C-ring press-fitting position b2, and the upper limit plunger 3123 moves to withdraw from the upper mandrel fixing hole 3121 and the upper mandrel insertion hole 3122, thereby releasing the upper mandrel 31131 and the upper mandrel lift 3112; the upper mandrel 31131 driving part drives the upper mandrel 31131 to move from the upper C-ring material taking position to the upper C-ring material returning position, so that the upper mandrel sleeve 31132 can push and press the C-ring to the upper end of the coupler; after the C-ring is press-fitted to the upper end of the coupler, the upper mandrel 31131 is moved to the upper C-ring take-out position to abut against the upper end of the coupler; at this time, the lower limit plunger 3223 is moved to enable the lower insertion end to withdraw from the lower spindle fixing hole 3221 and the lower spindle insertion hole 3222, so as to release the lower C-ring spindle assembly 3213 and the lower spindle lifting frame 3212; the lower mandrel 32131 driving part drives the lower mandrel seat 325 to drive the lower mandrel sleeve 32132 and the lower mandrel 32131 to move upwards, when the lower mandrel 32131 moves upwards to be abutted against the lower end of the coupler, the lower mandrel 32131 compresses the elastic connecting rod 326 downwards so as to move from the lower C-ring material taking position to the lower C-ring material returning position, so that the lower mandrel sleeve 32132 can push and press the C-ring to the lower end of the coupler; thus, the press fitting of the C ring is completed.

In the invention, a receiving station is further formed on the frame 1, and the receiving station is positioned on the right side of the coupler feeding station a; the coupling assembling tool 100 further comprises a material receiving box; the coupler transfer assembly 21 can transfer among the coupler feeding station a, the C-ring press-fitting station b and the receiving station; after the press-fitting of the C-ring is completed, the coupler transfer assembly 21 picks up the coupler after the press-fitting is completed from the fixing sleeve, transfers the coupler to the receiving station, and places the coupler in the receiving box.

In the invention, the control cabinet 6 is further arranged on the frame 1, and the controller is arranged in the control cabinet 6, so that the structural arrangement of the coupling assembly fixture 100 is more reasonable, the controller can be protected, and the service life of the controller is prolonged.

The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the specification and drawings of the present invention or direct/indirect application in other related technical fields are included in the scope of the present invention.

Claims

1. A lower C-ring press-fitting mechanism for transferring and press-fitting a C-ring to a lower end of a coupler, the lower C-ring press-fitting mechanism comprising:

the lower C-ring press-fitting assembly is movably arranged on the frame and used for circulating between the C-ring feeding station and the C-ring press-fitting station so as to transfer the C-ring from the C-ring feeding station to the C-ring press-fitting station and press-fitting the C-ring to the lower end of a coupler positioned at the C-ring press-fitting station;

at the C-ring press-fitting station, a C-ring press-fitting position and a lower C-ring feeding position are sequentially formed on the frame from top to bottom;

the lower C-ring press-fitting assembly comprises:

the lower C-ring mandrel assembly is movably arranged on the lower mandrel lifting frame and used for moving to press-fit the C-ring to the lower end of the coupler when the lower mandrel lifting frame is positioned at the C-ring press-fit position;

The lower C-ring mandrel assembly comprises a lower mandrel and a lower mandrel sleeve which are movably sleeved, the lower mandrel can move up and down, and in the moving stroke, the lower mandrel is provided with a lower C-ring material taking position for enabling the upper end of the lower mandrel to extend out of the upper end of the lower mandrel sleeve and a lower C-ring material returning position for enabling the upper end of the lower mandrel to retract from the upper end of the lower mandrel sleeve;

the lower C-ring press-fitting assembly further comprises a lower C-ring sleeve movably sleeved on the outer side of the lower mandrel sleeve, a fixed sleeve is arranged at the upper end of the lower C-ring sleeve, the lower C-ring sleeve can move up and down, when the lower mandrel lifting frame is positioned at the C-ring press-fitting position, the fixed sleeve can be driven to move up and bear and fix the coupler from the mounting part, and an avoidance hole for avoiding the lower mandrel is formed in the upper end surface of the fixed sleeve;

when the lower mandrel is pressed, the lower mandrel traversing frame moves to the C-ring pressing station, the lower mandrel lifting frame is switched to the C-ring pressing position so as to bear the coupler, and the lower mandrel moves from the lower C-ring material taking position to the lower C-ring material returning position, so that the lower mandrel sleeve can push and press the C-ring to the lower end of the coupler;

The lower C ring press-fitting mechanism further comprises:

2. The lower C-ring press-fitting mechanism of claim 1, wherein the lower C-ring press-fitting assembly further comprises a sleeve cylinder, a cylinder seat of the sleeve cylinder is arranged on the lower mandrel lifting frame, and a piston rod of the sleeve cylinder is in driving connection with the lower C-ring sleeve; and/or the number of the groups of groups,

3. The lower C-ring press-fit mechanism of claim 1, further comprising:

4. The lower C-ring press-fitting mechanism according to claim 3, wherein two lower core shaft fixing holes communicated with the lower core shaft seat sliding grooves are correspondingly formed in the end faces of the two sides of the lower core shaft seat mounting block in the left-right direction respectively;

5. The lower C-ring press-fitting mechanism according to claim 3, wherein the lower mandrel driving assembly comprises a lower mandrel driving cylinder, a cylinder seat of the lower mandrel driving cylinder is arranged on the lower mandrel traversing frame, and a piston rod of the lower mandrel driving cylinder is arranged along the up-down direction and is in driving connection with the lower mandrel seat;

6. The lower C-ring press-fit mechanism of claim 1, further comprising a lower mandrel traversing rail assembly and/or a lower mandrel lifting rail assembly, wherein:

7. A coupling assembling tool, comprising the lower C-ring press-fitting mechanism according to any one of claims 1 to 6.