CN102248391B

CN102248391B - Clamp pushing mechanism

Info

Publication number: CN102248391B
Application number: CN 201110175814
Authority: CN
Inventors: 王岚
Original assignee: HEFEI XINGKE PETROCHEMICAL EQUIPMENT TECHNOLOGY Co Ltd
Current assignee: HEFEI XINGKE ELECTROMECHANICAL TECHNOLOGY CO., LTD.
Priority date: 2011-06-28
Filing date: 2011-06-28
Publication date: 2013-10-23
Anticipated expiration: 2031-06-28
Also published as: CN102248391A

Abstract

The invention belongs to the technical field of automobile part assembly, and particularly relates to a clamp pushing mechanism. The clamp pushing mechanism comprises a movable bracket, a guide rail for limiting the operation direction of the movable bracket and a pushing part used for pushing the movable bracket to move along the guide rail, wherein the movable bracket comprises a stationary part and at least one floating part, the floating part can rotate in small angles relative to the stationary part. Therefore, the reliable connection between the clamp pushing mechanism and a clamp can be ensured while a following clamp is drawn, the clamp can meet the positioning and assembling requirements in corresponding processes by once clamping.

Description

A kind of clamp pushing mechanism

Technical field

The invention belongs to automobile component mounting technology field, be specifically related to a kind of clamp pushing mechanism.

Background technology

Automotive door hinge is to be connected connection with car door for vehicle body, can be around the general name of the same axis revolution of above-below direction and the parts that mutually combine.Come minute roughly to be divided into punching type hinge and profile-type hinge with the hinge manufacture process, wherein the punching type hinge is because its form is simple, good manufacturability and cost is low is widely used.The punching type hinge generally by main hinge, secondary hinge and the axle sleeve and the pivot pin that are used for connecting both jointly form, punching type hinge assemblies mode in the past is all for manually assembling above-mentioned parts, productivity ratio low oneself needless to say, its yield rate is also lower.At present; part producer has brought into use the hinge assemblies production line to realize the mechanization assembling of automotive door hinge; yet; if hinge assemblies wants to realize mechanization; must need again to use anchor clamps to realize for the accurate location of accessory to be installed and grip; be during existing anchor clamps real work and directly be fixed on the corresponding operation position; when operation is switched; can only rely on the co-operating of manipulator to realize the loading and unloading of assembly on each anchor clamps; that is to say; when each manipulator carries out again clamping for accessory to be installed; the orientation assemble benchmark of its last operation is all destroyed; thereby can't realize accurate location at all; let alone accurately assembled; some producer is for overcoming defects; can only be after the manipulator clamping be complete; each operation begins front its positioning datum is reset and locates and adopts in a large number sensor to realize timing monitoring; not only cause complicated and loaded down with trivial detailsization of operation of its device; increased greatly the production cost of producer; simultaneously owing to increasing a large amount of electronic equipments; also caused its error rate high; downtime rate is high, safeguards extremely frequent.

Summary of the invention

The purpose of this invention is to provide a kind of clamp pushing mechanism, can when realizing dragging servo-actuated anchor clamps, guarantee with anchor clamps between reliable the connection, guarantee that the anchor clamps clamped one time can satisfy corresponding operation location and assembling needs.

For achieving the above object, the present invention has adopted following technical scheme: a kind of clamp pushing mechanism, comprise travel(l)ing rest and the guide rail that is used for limiting the travel(l)ing rest traffic direction, described travel(l)ing rest comprises fixed part and at least one float portion, described float portion relatively fixed part is made Small-angle Rotation, and described clamp pushing mechanism also comprises for promoting the push part of travel(l)ing rest along guide rail movement.

Major advantage of the present invention is: after adopting said structure, after to the anchor clamps material loading, in the time of need to carrying out the next procedure assembling to the hinge on the anchor clamps, thereby can directly push travel(l)ing rest by push part and drag servo-actuated realization of anchor clamps generation of being fixed on the float portion, that is to say, anchor clamps clamping major-minor hinge still in pushed process, its positioning datum does not change, realized that clamped one time can satisfy corresponding operation location and assembling needs, complicated and loaded down with trivial detailsization of the operation problem of the device of having avoided the positioning datum of old-fashioned fixed clamp to reset and locate and having adopted in a large number sensor to cause, promoted greatly its operating efficiency, simple in structure and convenient operation is safeguarded simultaneously.

Description of drawings

Fig. 1 is the structural representation behind the assembling jig of the present invention;

Fig. 2 is structural representation of the present invention;

Fig. 3-the 4th, the decomposing schematic representation of Fig. 2 structure;

Fig. 5 is the structure top view for the applied wherein a kind of hinge assemblies machine of the present invention.

The specific embodiment

A kind of clamp pushing mechanism, comprise travel(l)ing rest 10 and the guide rail 20 that is used for limiting travel(l)ing rest 10 traffic directions, described travel(l)ing rest 10 comprises fixed part and at least one float portion, described float portion relatively fixed part is made Small-angle Rotation, described clamp pushing mechanism also comprises the push part 30 of moving along guide rail 20 for promoting travel(l)ing rest 10, shown in Fig. 1-2.

For ease of understanding, now with the publicity of the applied wherein a kind of assembly machine structure of the present invention following (the lower clamp pushing mechanism A that shows and illustrate in 5 is the present invention):

The transmission rotating disk 50 that this automatic assembling machine for automobile door hinge comprises annular slab 40 and is arranged at annular slab 40 middle parts, transmitting rotating disk 50 rotates for batch (-type), be furnished with the anchor clamps 60 corresponding to the operation number on its card, transmit and be provided with the clamp pushing mechanism A that moves radially along transmission rotating disk 50 for pushing anchor clamps 60 on the rotating disk 50, be furnished with clamp positioning mechanism 70 and operation executing agency 80 on the annular slab 40 plate faces, clamp pushing mechanism A has two location status, one of them stretches out transmission rotating disk 50 to location, clamp positioning mechanism 70 places so that operation executing agency 80 carries out this procedure assembling for pushing anchor clamps 60, another location status for this procedure finishes rear drive anchor clamps 60 retract and transmit rotating disks 50 and break away from the clamp positioning mechanism 70 of this procedure assembling position, as shown in Figure 5.

In conjunction with on address Fig. 1 and can find out, for realizing that the present invention reliably pushes anchor clamps 60 and realizes that it is reliable the coming and going of transmitting between rotating disk 50 and annular slab 40 plate faces, guarantee that simultaneously it can accurately enter clamp positioning mechanism 70 places and realize the location, the present invention is used as the main location of anchor clamps 60 front line directions with guide rail 20, and the small-angle movement of employing float portion is can import smoothly the outer guide place of the clamp positioning mechanism 70 that is positioned at corresponding station place on the annular slab 40, finally solved and transmitted the smoothly problem of movement between two guide rails of the guide rail that is positioned at behind rotating disk 50 intermittent rotaries on the movement parts and the issuable anchor clamps that cause in conjunction with deviation 60 of the outer guide on the fixture, the while has guaranteed also that anchor clamps 60 are reliable at the registration at clamp positioning mechanism 70 places.After the feed section on this assembly machine is to the anchor clamps material loading, in the time need to carrying out the next procedure assembling to the hinge on the anchor clamps, can directly drag servo-actuated realization of anchor clamps 60 generations of being fixed on the float portion by rotation and the push part 30 propelling movement travel(l)ing rests 10 that transmit rotating disk 50, that is to say, anchor clamps 60 clamping major-minor hinge still in pushed process, its positioning datum does not change, do not stop cycle rotation by six stations, thereby realize satisfying at the clamped one time of feed section the requirement of corresponding operation location and assembling needs, having avoided old-fashioned anchor clamps to be fixedly installed caused positioning datum resets and locates and the device that adopts in a large number sensor to cause is complicated and loaded down with trivial detailsization of operation problem, promoted greatly its operating efficiency, simple in structure and convenient operation is safeguarded simultaneously.

As the present invention further optimization scheme, shown in Fig. 2-4, described float portion comprises pedestal 11, described pedestal 11 is positioned at push part 30 tops, described fixed part comprises and is set up on the push part 30 and the connecting plate 12 of parallel push part 30 directions of motion of its plate face, the propelling movement end of the affixed push part 30 of described connecting plate 12 side plate faces is provided with the limiting section that limits both Small-angle Rotations between its front end and pedestal 11 rearward end.Do like this and be conducive on the one hand reduce entire length of the present invention guaranteeing that the present invention pushes under the prerequisite of stroke, guarantee structural compactness of the present invention, the existence of its limiting section has guaranteed that also pedestal 11 can not make amplitude swing in motion process of the present invention on the other hand, thereby guarantees the location accuracy of the relative anchor clamps of the present invention.

Further, shown in Fig. 2-4, annexation for 11 of the above-mentioned connecting plate 12 of specific implementation and pedestals, described fixed part also comprises transition block 13, described transition block 13 is stacked and placed on connecting plate 12 plate faces and the pedestal 11 plate faces, one end and connecting plate 12 are affixed, consist of hinged the cooperation between the other end and pedestal 11 rearward end.Because 11 formations of transition block 13 and pedestal is hinged the cooperation, inevitably there is wear condition in transition block 13 with pedestal 11 connecting portions, and therefore, transition block 13 and pedestal 11 be independent member all, is easier at ordinary times maintenance and replacing.

The specific implementation of hinged cooperation can have multiple, preferred version of the present invention is: as shown in Figure 3-4, described pedestal 11 profiles are long strip-board shape, described pedestal 11 rearward end offer and run through the through hole 111 that the plate face arranges, the corresponding connecting hole 131 that matches that offers on the described transition block 13, bearing pin connects between the two, simultaneously, there is the gap between described connecting plate 12 front ends and pedestal 11 rearward end, its gap length with pedestal 11 relatively connecting plate 12 be as the criterion as Small-angle Rotation, the nature that exists that also can be regarded as its gap consists of above-mentioned limiting section.

Further, as shown in Figure 3-4, can between pedestal 11 rear end faces and two sides, chamfering 112 be set, thereby its gap is as much as possible little under the prerequisite that guarantees above-mentioned limiting section normal operation, to guarantee structural compactness of the present invention.

Further, shown in Fig. 1-4, for guaranteeing push part 30 uniform force application, described guide rail 20 is two and parallel push part 30 both sides that are placed in, be mounted with slide block 15 on the described guide rail 20, simultaneously, for further guaranteeing structural compactness of the present invention, reduce overall dimensions of the present invention, described fixed part comprises carriage 14, and described carriage 14 profiles are forked, the propelling movement end of its affixed push part 30 of forked intersection, its furcation postpone backward to guide rail 20 places and with slide block 15 Joints of push part 30 both sides that are placed in, fit between the lower face of described connecting plate 12 and slide block 15 upper surfaces and affixed.

Further, shown in Fig. 1-4, round-corner transition between described pedestal 11 front end faces and two sides.

Claims

1. clamp pushing mechanism, it is characterized in that: comprise travel(l)ing rest (10) and the guide rail (20) that is used for limiting travel(l)ing rest (10) traffic direction, described travel(l)ing rest (10) comprises fixed part and at least one float portion, described float portion relatively fixed part is made Small-angle Rotation, and described clamp pushing mechanism also comprises for promoting the push part (30) of travel(l)ing rest (10) along guide rail (20) motion;

Described float portion comprises pedestal (11), described pedestal (11) is positioned at push part (30) top, described fixed part comprises the connecting plate (12) that is set up in the upper and parallel push part of its plate face (30) direction of motion of push part (30), the propelling movement end of the affixed push part of described connecting plate (12) side plate face (30) is provided with the limiting section that limits both Small-angle Rotations between its front end and pedestal (11) rearward end.

2. clamp pushing mechanism according to claim 1, it is characterized in that: described fixed part also comprises transition block (13), described transition block (13) is stacked and placed on connecting plate (12) plate face and pedestal (11) the plate face, one end and connecting plate (12) are affixed, consist of hinged the cooperation between the other end and pedestal (11) rearward end.

3. clamp pushing mechanism according to claim 2, it is characterized in that: described pedestal (11) profile is long strip-board shape, described pedestal (11) rearward end offers and runs through the through hole (111) that the plate face arranges, the upper correspondence of described transition block (13) offers the connecting hole (131) that matches, bearing pin connects between the two, has the gap between described connecting plate (12) front end and pedestal (11) rearward end.

4. it is characterized in that: be provided with chamfering (112) between described pedestal (11) rear end face and two sides according to claim 2 or 3 described clamp pushing mechanisms.

5. according to claim 2 or 3 described clamp pushing mechanisms, it is characterized in that: described guide rail (20) is two and the parallel push part that is placed in (30) both sides, be mounted with slide block (15) on the described guide rail (20), described fixed part comprises carriage (14), described carriage (14) profile is forked, the propelling movement end of the affixed push part of its forked intersection (30), its furcation postpone backward to guide rail (20) locate and with slide block (15) Joint of the push part that is placed in (30) both sides, fit between the lower face of described connecting plate (12) and slide block (15) upper surface and affixed.

6. it is characterized in that: round-corner transition between described pedestal (11) front end face and two sides according to claim 1 and 2 or 3 described clamp pushing mechanisms.