CN209648012U - A kind of latch hook piece feed device - Google Patents

Abstract

The utility model discloses a kind of latch hook piece feed devices, including mainboard, sliding slot is provided on mainboard, horizontal driving means and longitudinal press holder are provided with above sliding slot, it further include the feeding claw for being engaged to latch hook piece, feeding claw is fixed on the power output end of horizontal driving means or longitudinal press holder, it is characterized in that: being provided with elastic positioning device in the mainboard, elastic positioning device includes the locating piece that one end is protruded detent surface and can be retracted into mainboard.The latch hook piece feed device can position it in latch hook piece feeding process, and feeding claw is enable accurately to engage when pushing with latch hook piece.

Description

A kind of latch hook piece feed device

Technical field

The utility model relates to ox horns to latch assembly machine technical field, in particular to a kind of latch hook piece feed device.

Background technique

Ox horn lock is a kind of locking member that class box body or box opening are renovated for high-grade gift box or wine box etc.. As depicted in figs. 1 and 2, ox horn lock includes latch hook 51 and fixing seat 52, is provided with lock tongue 514, fixing seat 52 on latch hook piece 512 On be provided with the lockhole 521 passed through for lock tongue 514, latch hook 51 and fixing seat 52 are separately mounted to two at box opening when use The egative film 511 of side, latch hook 51 is fixed on box body, and latch hook piece 512 can rotate with respect to egative film 511, makes the lock of latch hook 51 Tongue 514 penetrates the lockhole 521 of fixing seat 52, to realize locking.It is carried out between latch hook piece 512 and egative film 511 by pin 513 Connection needs that the lesser one end of pin 513 is manually passed through latch hook piece 512 and egative film 511 at present when assembly, and on the outside of the end Sheathed spring 515 then carries out riveting to the end end, spring 515, egative film 511 and latch hook piece 512 is made to be fixed on pin Between 513 both ends.

In order to realize the motorization assembly of latch hook, applicant devises a kind of holder, as shown in Figure 3 on holder 60 under The egative film placing groove 62 and latch hook piece placing groove 63 of through hole, spring standing groove 61 and level are opened up on and, and egative film is put The opening for setting slot 62 and latch hook piece placing groove 63 is arranged in 60 side of holder.Needed during the motorization assembly of latch hook using Latch hook piece is sent in latch hook piece placing groove by feed device from the opening of latch hook piece placing groove.

The Chinese patent of Patent No. 201620618118.5 discloses a kind of riveting machine feeding mechanism, including mainboard；It is sliding Frame is moved, can be slidably set on aforementioned mainboard；Push cylinder, on aforementioned mainboard and the first power with horizontal direction is defeated Section out, first power output end are connect with aforementioned sliding rack, lower air cylinder, can go up set on sliding rack above-mentioned and have numerical value The second downward power output end；Feeding claw, for a pair of and arranged for interval, feeding claw above-mentioned is set to aforementioned second power On output end and can the second power output end of water movement and move up and down；And bottom plate, it is set on aforementioned mainboard, in the bottom plate Portion has the working region mobile for material.The riveting machine feeding mechanism is used to carry out one by one the resistance being arranged on splicing tape Intermittent conveying is sticked on splicing tape due to resistance and is driven by splicing tape, as long as so resistance is sticked on splicing tape When keep that accurate positionin for resistance equidistantly can be realized, feeding claw just may be at two resistor assemblies when pushing To push resistance to travel forward.But most of small parts when carrying out feeding are continuously supplied by vibrating disk at present Material, if being not provided with positioning device when feeding claw pushes, the case where cannot accurately engaging there are claw and part, cause Part, which is fed claw and damages by pressure or engage, to be pushed situation not in place and occurs when not pushing sternly.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of latch hook piece feed device, energy It is positioned in latch hook piece feeding process, feeding claw is enable accurately to engage when pushing with latch hook piece.

The above-mentioned technical purpose of the utility model has the technical scheme that a kind of latch hook piece feeding dress It sets, including mainboard, sliding slot is provided on mainboard, horizontal driving means and longitudinal press holder are provided with above sliding slot, further includes Feeding claw for being engaged to latch hook piece, feeding claw are fixed on the dynamic of horizontal driving means or longitudinal press holder Power output end, it is characterized in that: being provided with elastic positioning device in the mainboard, elastic positioning device includes one end protrusion sliding slot table Face and the locating piece that can be retracted into mainboard.

Through the above technical solutions, latch hook piece is continually fed into sliding slot by vibrating disk when sliding slot is connected with vibrating disc Interior, sliding slot can be to limiting at left and right sides of latch hook piece, and the locating piece of elastic positioning device can support latch hook piece Gear is to make the position of latch hook piece be determined.When feeding claw pushes and to when sliding slot front end exit feeding, latch hook piece end The locating piece of elastic positioning device is squeezed, is retracted into it in sliding slot, so that latch hook piece is in horizontal driving means Promotion under be sent in holder from sliding slot front end exit.When the mortice lock hook tabs is after elastic positioning device, flexibly positioned dress The locating piece set stretches out detent surface again, carries out keeping out limit to next mortice lock hook tabs, so that latch hook piece be made to be in feeding card Immediately below pawl.Longitudinal press holder can be integrally attached to the power output end of horizontal driving means, and then feeding claw is fixed In the power output end of longitudinal press holder, work, longitudinal direction press holder, which first stretches out, engages feeding claw, then water Flat driving means stretches out, and pushes to latch hook piece.Correspondingly, being also possible to horizontal driving means is integrally attached to longitudinal pressure holding The dynamic power output end of device, feeding claw are fixed on the power output end of horizontal driving means.

Preferably, the elastic positioning device further includes elastic component, and elastic component and locating piece lower end contradict, locating piece direction The side of feeding claw is provided with inclined-plane, cambered surface or the spherical surface that downward component is generated when contradicting with latch hook piece.

Through the above technical solutions, when promotion of the grip tab by horizontal drive apparatus, grip tab front end and locating piece court It is contradicted to the surface of feeding claw side and passes through the side surface and generate a downward component, when the component is greater than elastic component Locating piece is moved into mainboard when elastic force, so that latch hook piece be enable swimmingly to be sent from sliding slot front end.When latch hook piece is crossed After locating piece, locating piece pops up under the action of the elastic member again, limits to next mortice lock hook tabs.

Preferably, pilot hole is provided in the mainboard, locating piece and elastic component are arranged in pilot hole, pilot hole upper end Be open necking setting, and pilot hole lower end is connected with plug.

Through the above technical solutions, pilot hole upper end opening necking is arranged, refer to that the diameter at pilot hole upper end opening is small Diameter in pilot hole lower end, in this way setting can limit locating piece, prevent locating piece from pilot hole upper end opening Abjection.The setting of plug can close pilot hole lower end, be in elastic component and locating piece in pilot hole.

Preferably, the locating piece is steel ball, and pilot hole is stepped hole, and pilot hole upper end diameter is less than lower end diameter.

Through the above technical solutions, ball surfaces are spherical, without especially differentiating that facing towards feeding claw when installation.

Preferably, detection hole is provided in the mainboard, detection hole is in feeding claw lower end outside, and detection hole upper end is opened Mouth is connected to sliding slot, is equipped with detection probe in detection hole.

Through the above technical solutions, whether detection hole is on the outside of feeding claw can have grip tab to feeding claw lower section It is detected.Detection probe is connected with the control system of assembly machine when use, when detection probe has detected grip tab, feeding Claw is pushed and is pushed, and feeding claw is failure to actuate if detection probe does not detect grip tab.

It preferably, further include bracket, pedestal upper end is provided with guide holder, and horizontal driving means is fixed on guide pad rear end, Sliding is provided with sliding block in guide holder, and sliding block is connect with the power output end of horizontal driving means, and longitudinal press holder is fixed on The power output end of slip front, longitudinal press holder towards sliding slot and is connected with feeding claw.

The then horizontal movement released first is pushed through the above technical solutions, can realize more conveniently, while horizontal Driving means and longitudinal press holder connect in this way, can simplify overall structure, while guaranteeing that horizontal push constantly pushes track It is consistent with sliding slot direction.

Preferably, sliding slot upper end opening two sides are provided with the cover board for preventing latch hook piece from deviating from.

Through the above technical solutions, due to vibration during the setting of cover board can be mobile in sliding slot to avoid latch hook piece Etc. reasons deviate from out of sliding slot.

Preferably, the feeding claw includes two latches, and two latches are along the arrangement of push direction.

Through the above technical solutions, the setting of latch can be respectively clamped between latch hook piece lock tongue and turning end and rotate Rear end is held so that latch hook piece is able to maintain constant direction during push so that latch hook piece is limited between two latches.

Preferably, the mainboard upper front end is provided with for the protrusion close to latch hook piece placing groove.

Through the above technical solutions, the setting of protrusion can make distance of the detent ends portion apart from latch hook piece placing groove more It is short, consequently facilitating latch hook piece is moved in latch hook piece placing groove from sliding slot.Since holder outer end is stepped, if being not provided with boss Then the threshold value latch hook piece placing groove of sliding slot can have one section of biggish distance, this section of distance is bigger to make latch hook piece end exist There is biggish swing space during the push of this section, be not easily accessible latch hook piece placing groove so as to cause latch hook piece end It is interior, influence the smoothness of push process.

Preferably, the power output end of longitudinal press holder is fixed with guide pad, is provided with guide groove in guide pad, Feeding claw is slidably arranged in guide groove.

Through the above technical solutions, the setting of guide groove can be oriented to the up and down motion of feeding claw, avoid sending Material claw is swung during up and down motion, causes the latch on feeding claw that cannot accurately be engaged to latch hook on piece Setting position

Compared with prior art, the utility model has the following beneficial effects: 1, the setting elasticity by that can be retracted into mainboard Positioning device stop on latch hook piece the normal push for not influencing latch hook piece while positioning, so as to adapt to continuity Side horizontal pusher operation in feeder process；2, whether the setting of detection hole and detection probe can have feeding claw downside The latch hook piece of push in need is detected, to guarantee the validity of push movement；3, horizontal driving means and longitudinal pressure holding Device connects in this way, and it is simpler, compact can to make driving means overall structure, while can also better ensure that horizontal push When push direction and sliding slot direction keeping parallelism.

Detailed description of the invention

Fig. 1 is that ox horn latches overall structure diagram；

Fig. 2 is the explosive view of latch hook；

Fig. 3 is the perspective view of latch hook holder；

Fig. 4 is schematic diagram when latch hook is placed in holder；

Fig. 5 is the perspective view of embodiment；

Fig. 6 is the structural schematic diagram after horizontal driving means and guide holder, sliding block installation；

Fig. 7 is the structural schematic diagram after longitudinal press holder and guide pad, the installation of feeding claw；

Fig. 8 is the perspective view of main board；

Fig. 9 is the schematic cross-section at mainboard pilot hole.

Appended drawing reference: 1, mainboard；11, sliding slot；12, cover board；13, elastic positioning device；131, locating piece；132, elastic Part；133, plug；14, cover board；15, protrusion；16, pilot hole；17, detection hole；2, feeding claw；21, latch；3, it is oriented to Block；31, guide groove；4, longitudinal press holder；5, sliding block；6, bracket；7, guide holder；8, horizontal driving means；9, slideway；51, Latch hook；511, egative film；512, latch hook piece；513, pin；514, lock tongue；515, spring；516, through-hole；52, fixing seat；521, it locks Hole；60, holder；61, spring standing groove；62, egative film placing groove；63, latch hook piece placing groove；64, straight line feeder.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

As shown in Fig. 5 ~ Fig. 9, a kind of 512 feed device of latch hook piece, including mainboard 1 is offered for for latch hook on mainboard 1 The sliding slot 11 that piece 512 arranges, 11 front end exit of sliding slot are aligned with the latch hook piece placing groove 63 on holder 60,11 open rearward end of sliding slot It is connected to by slideway 9 with the discharge port of vibrating disk, straight line feeder 64 is also equipped with below slideway 9, for further pushing lock Hook tabs is mobile.Be placed on the latch hook piece 512 in vibrating disk under the action of vibrating disk successively from the exit movement of vibrating disk side by side It arranges on slideway 9, is sent into the sliding slot 11 on mainboard 1 finally by slideway 9.

Horizontal driving means 8 and longitudinal press holder 4 are provided with above sliding slot 11, feeding claw 2 is fixed on longitudinal pressure holding On device 4.Horizontal driving means 8 and longitudinal press holder 4 are cylinder.Horizontal driving means 8 is fixed on 3 rear end of guide pad, Guide pad 3 is fixed on the rack by bracket 6, and sliding is provided with sliding block 5 in guide pad 3, and guide pad 3 can be to the cunning of sliding block 5 Dynamic direction is limited, and makes sliding block 5 along the extending direction horizontal movement of sliding slot 11.The power of sliding block 5 and horizontal driving means 8 Output end connects (as piston rod), and band movable slider 5 is along cunning when the power output end of horizontal driving means 8 is stretched out or retracted The arragement direction horizontal movement of slot 11.

5 front end of sliding block is vertically and fixedly provided with longitudinal press holder 4, and the power output end of longitudinal press holder 4 is towards sliding slot 11. It is further fixed on feeding claw 2 on the power output end of longitudinal press holder 4 simultaneously, feeding claw 2 is in the surface of sliding slot 11, There are two latch 21, the also 11 extending direction arrangements along the chute of latch 21 to be used for and latch hook piece 512 for the setting of 2 front end of feeding claw Engaged.Longitudinal 4 lower end of press holder is also equipped with guide pad 3, and guide groove 31,31 edge of guide groove are provided on guide pad 3 The setting of 11 extending direction of sliding slot, feeding claw 2 is slidably arranged in guide groove 31.Guide groove 31 can prevent feeding claw 2 It swings in pushing or rising, to guarantee that latch 21 can accurately be engaged with latch hook piece 512, and is pushing away When sending latch hook piece 512, latch hook piece 512 will not be deviate from from latch 21.

Elastic positioning device 13 is arranged in mainboard 1, and elastic positioning device 13 includes locating piece 131 and elastic component 132.It is main Pilot hole 16 is provided in plate 1, locating piece 131 and elastic component 132 are mounted in pilot hole 16, the generally stepped hole of pilot hole 16 Shape, 16 upper end aperture of pilot hole are less than 16 lower end aperture of pilot hole.Locating piece 131 is in 16 upper end of pilot hole, on elastic component 132 End is contradicted with locating piece 131, and 132 lower end of elastic component is provided with plug 133, and plug 133 is by 16 lower end closed of pilot hole, so that bullet Property part 132 and locating piece 131 always in the pilot hole.131 upper end of locating piece is protruded by the opening of 16 upper end of pilot hole to be slided 11 surface of slot, the surface of locating piece 131 towards 2 side of feeding claw can be inclined-plane, cambered surface or spherical surface.Due to locating piece 131 lower ends and elastic component 132 contradict, so locating piece 131 will receive the elastic force effect of elastic component 132, have one to guiding The trend of 16 upper end movement outside of hole, but since 16 upper end aperture of pilot hole is less than 16 lower end aperture of pilot hole, so positioning Part 131 will not deviate from pilot hole 16 from 16 upper end of pilot hole.Simultaneously to locating piece 131 is moved downward and retracted in pilot hole 16 It must overcome elastic force upward suffered by locating piece 131.The surface of locating piece 131 towards 2 side of feeding claw is inclined-plane, arc Face or spherical surface can occur when latch hook piece 512 is moved to 11 front opening direction of sliding slot with the side surface of locating piece 131 It contradicts, thus the component effect for keeping locating piece 131 downward by one.It is pushed since latch hook piece 512 is not fed claw 2 When, the power that latch hook piece 512 is moved to 11 front end exit of sliding slot is smaller, and the component generated at this time is not enough to overcome elastic component 132 Elastic force, so locating piece 131 is not retracted into pilot hole 16, still in the state on protrusion 11 surface of sliding slot, locating piece 131 at this time Latch hook piece 512 can be stopped and be positioned.When the pressure holding of feeding claw 2 is on latch hook piece 512 and to 11 front end exit of sliding slot When direction pushes, latch hook piece 512 will receive biggish thrust, so that the component generated is greater than the elastic force of elastic component 132, from And locating piece 131 is retracted into pilot hole 16, latch hook piece 512 can be more swimmingly from the front end exit of sliding slot 11 at this time It skids off.Steel ball can be used in locating piece 131, and one side steel ball is relatively easy to obtain, and without in addition processing, while ball surfaces are Spherical surface is not necessarily to adjustable direction when installation.

Detection hole 17 is additionally provided on mainboard 1, detection hole 17 is located at 2 lower end outside of feeding claw, and 17 upper end of detection hole connects Lead to sliding slot 11, be provided with detection probe in detection hole 17, detection probe is plugged or sticked in detection hole 17, for feeding Whether 2 lower section of claw there is latch hook piece 512 to be detected.Detection probe can be used close to switch, in use, detection probe with The control system of assembly machine connects, and in the presence of detection probe senses latch hook piece 512, longitudinal press holder 4 is pushed, then water Flat driving means 8 carries out latch hook piece 512, when detection probe does not sense latch hook piece 512, longitudinal press holder 4 It does not work with horizontal driving means 8, until detection probe detects the presence of latch hook piece 512.

The two sides of 1 upper hopper chute 11 of mainboard are provided with cover board 12, and cover board 12 can block 11 upper end opening of sliding slot, from And it avoids deviating from from sliding slot 11 during latch hook piece 512 is mobile in sliding slot 11.Lid at 11 front opening of sliding slot Plate 14 tilts down, and can reduce the hunting range of 512 front end of latch hook piece in this way.Since feeding claw 2 is fastened on latch hook piece 512 Middle and back, so certain swing can occur for 512 front end of latch hook piece during push, this will lead to latch hook piece 512 and is not easy It is accurately pushed in latch hook piece placing groove 63, and the cover board 14 at this tilts down setting can reduce 512 front end of latch hook piece Hunting range, to be conducive in the latch hook piece placing groove 63 that latch hook piece 512 is accurately pushed on holder 60.Mainboard 1 Front end is additionally provided with protrusion 15, and the setting of protrusion 15 can make the closer of 11 threshold value latch hook piece placing groove 63 of sliding slot, Consequently facilitating latch hook piece 512 is moved in latch hook piece placing groove 63 from sliding slot 11.Since 60 outer end of holder is stepped, if not setting Set protrusion 15 then sliding slot 11 threshold value latch hook piece placing groove 63 can exist one section of biggish distance, the bigger meeting of this section of distance Make 512 end of latch hook piece that there is biggish swing space during the push of this section, not so as to cause 512 end of latch hook piece It easily enters in latch hook piece placing groove 63, influences the smoothness of push process.

The above is only the exemplary embodiment of the utility model, the protection model rather than limited the present invention It encloses, the protection scope of the utility model is determined by the attached claims.

Claims (10)

1. a kind of latch hook piece feed device, including mainboard (1), it is provided with sliding slot (11) on mainboard (1), setting above sliding slot (11) There are horizontal driving means (8) and longitudinal press holder (4), further includes the feeding claw for being engaged to latch hook piece (512) (2), feeding claw (2) is fixed on the power output end of horizontal driving means (8) or longitudinal press holder (4), it is characterized in that: It is provided with elastic positioning device (13) in the mainboard (1), elastic positioning device (13) includes one end protrusion sliding slot (11) surface And the locating piece (131) that can be retracted into mainboard (1).

2. latch hook piece feed device according to claim 1, it is characterized in that: the elastic positioning device (13) further includes bullet Property part (132), elastic component (132) and locating piece (131) lower end contradict, and the side of locating piece (131) towards feeding claw (2) is set It is equipped with inclined-plane, cambered surface or the spherical surface that downward component is generated when contradicting with latch hook piece (512).

3. latch hook piece feed device according to claim 2, it is characterized in that: being provided with pilot hole in the mainboard (1) (16), in pilot hole (16), pilot hole (16) upper end opening necking setting is led for locating piece (131) and elastic component (132) setting Plug (133) are connected with to hole (16) lower end.

4. latch hook piece feed device according to claim 3, it is characterized in that: the locating piece (131) is steel ball, pilot hole It (16) is stepped hole, pilot hole (16) upper end diameter is less than lower end diameter.

5. latch hook piece feed device according to claim 1, it is characterized in that: being provided with detection hole in the mainboard (1) (17), detection hole (17) is in feeding claw (2) lower end outside, and detection hole (17) upper end opening is connected to sliding slot (11), detection hole (17) detection probe is installed in.

6. latch hook piece feed device according to claim 1, it is characterized in that: further including bracket (6), bracket (6) upper end is set It is equipped with guide holder (7), horizontal driving means (8) is fixed on guide pad (3) rear end, and sliding is provided with sliding block in guide holder (7) (5), sliding block (5) is connect with the power output end of horizontal driving means (8), before longitudinal press holder (4) is fixed on sliding block (5) End, the power output end of longitudinal press holder (4) towards sliding slot (11) and are connected with feeding claw (2).

7. latch hook piece feed device according to claim 6, it is characterized in that: the power of the longitudinal direction press holder (4) is defeated Outlet is fixed with guide pad (3), is provided with guide groove (31) in guide pad (3), feeding claw (2) is slidably arranged in guide groove (31) in.

8. latch hook piece feed device according to claim 1, it is characterized in that: the sliding slot (11) upper end opening two sides are arranged There is the cover board (12) for preventing latch hook piece (512) from deviating from.

9. latch hook piece feed device according to claim 1, it is characterized in that: the feeding claw (2) includes two latches (21), two latches (21) are along the arrangement of push direction.

10. latch hook piece feed device according to claim 1, it is characterized in that: the setting of the mainboard (1) upper front end is useful In the protrusion (15) close to latch hook piece placing groove (63).