CN209578684U - Connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system - Google Patents

Abstract

The utility model discloses a kind of connecting rod piston pin retaining ring automatic assembling machine piston pin feeding systems, including feeding device and feeding device, feeding device includes substrate, and the material receiving mechanism on the substrate is set, material receiving mechanism includes being rotated into stock column, and this is driven to be rotated into the driving mechanism of stock column rotation, being rotated into stock column has feed opening, stock column is rotated into two stations of splicing station and feeding station, when being rotated into stock column and being in splicing station, piston pin can be orderly sent into feed opening by feeding device；Driving mechanism, which can drive, to be rotated into stock column and rotates between splicing station and feeding station, and feed opening is for keeping in piston pin to be installed.Feeding reliability is improved, in conjunction with ingenious feeding device, the reception and force feed for completing piston pin are operated, and two operations orderly carry out, and will not interfere between each other, it is ensured that press fitting work orderly carries out, and feed is reliable and stable, and occupied space is few.

Description

Connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system

Technical field

The utility model belongs to automatic assembly equipment field, and in particular to a kind of connecting rod piston pin retaining ring automatic assembling machine is living Plug pin feeding system.

Background technique

Crankshaft connecting rod system is the principal organ that engine produces and exports power, mainly includes the work for protruding into engine The crankshaft of plug, output power, and the connecting rod of connection piston and crankshaft, the assembling process of three are related to multiple steps, program It is cumbersome, if packaging efficiency is low, and is difficult to ensure the uniformity of product quality using manually being assembled, and in the market The some existing machineries auxiliary automatic assembly equipment occurred is again complex, and feeding process is easy to happen blocking, reliability compared with It is low, cause packaging efficiency low, secondly the splicing feeding mechanism reliability of existing piston pin is lower, easily breaks down, causes Packaging efficiency is low, and occupied space is larger, increases the overall volume of assembling equipment.

Utility model content

In view of this, the present invention provides a kind of connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system, Simplify structure, reduce failure, feed reliability is improved, to improve overall package efficiency.

Its technical solution is as follows:

A kind of connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system, it is critical that include feeding device and Feeding device, wherein feeding device includes substrate, and the material receiving mechanism being arranged on the substrate, and the material receiving mechanism includes rotation Feed column, and the driving mechanism for driving this to be rotated into stock column rotation, described be rotated into stock column have feed opening, the rotation Feed column has two stations of splicing station and feeding station, when being rotated into stock column and being in splicing station, the feeding device Piston pin can be orderly sent into feed opening, when being rotated into stock column and being in feeding station, feed opening and piston to be assembled are installed Hole is coaxial；

The driving mechanism, which can drive, to be rotated into stock column and rotates between splicing station and feeding station, and the feed opening is used In temporary piston pin to be pressed.

Using above scheme, by being rotated into the rotation of stock column, that is, realize it in two works of splicing station and feeding station Switching between position meets orderly charging and orderly feeding demand, and components movement in charging and feeding is avoided to interfere, Its reliability is higher, is conducive to improve packaging efficiency, and component is relatively fewer, has good compactedness, accounts for convenient for reduction station Use space.

As preferred: the feeding device includes rack and straight vibration device, and the upper end of rack has mounting plate, the straight vibration device On a mounting board, the straight device upper end that shakes has coupled piston pin feed bin, and the piston pin feed bin is arranged diagonally downward for setting, It is equipped with arrangement slot in its low side, the width of the arrangement slot and the outer diameter of piston pin to be assembled are adapted, and the arrangement slot is most Lower is equipped with blanking hole, and the front end two sides of the piston pin feed bin have the end limit plate being obliquely installed towards arrangement slot, described Stock guide, length direction setting of the stock guide along arrangement slot is distributed with along its width direction in piston pin feed bin.

Using above scheme, the piston close-packed arrays for being vertically placed on piston pin feed bin can be made to enter arrangement slot by directly shaking It is interior, and be sent into the press fitting station of lower section by blanking hole, to realize the orderly self-feeding of piston pin, structure is simple, can It is higher by property.

As preferred: the piston pin feed bin includes bottom plate and the side limit plate that the bottom plate two sides are arranged in, described Slot position is arranged between the limit plate of side；

The arrangement end of the slot two sides side wall far from blanking hole biases along its length, and the end limit plate is towards row The side wall ends of column slot are obliquely installed, wherein the end limit plate of side than the other side close blanking hole, and under described Expect the end limit plate activity setting in hole, one end and bottom plate far from arrangement slot of the end limit plate are hinged, and corresponding on bottom plate should The position of end limit plate is equipped with cylinder, and the cylinder can drive the end limit plate to rotate towards far from blanking hole direction.Using Above scheme can play toggle action to the piston pin of arrangement slot inlet by the rotation of movable end limit plate, thus anti- Only piston pin gets congestion in the inlet of arrangement slot, and the situation that leading to piston pin not can enter in arrangement slot occurs, further Improve the reliability of device.

As preferred: the substrate is located at the side of rack, and below piston pin feed bin, the arrangement trench bottom pair The position of blanking hole is answered to be equipped with feed tube, the feed tube is vertically arranged, and lower end is close to be rotated into stock column, and when rotation When feed column is in splicing station, feed tube lower end face feed opening.It, can be by piston pin by feed tube using above scheme The piston pin arranged in feed bin is orderly sent into feed opening one by one, realizes the feeding of piston pin, and rely on rotary feeding The on-off that piston pin is sent into is realized in the rotation of column.

As preferred: the position that feed tube is corresponded on the substrate is equipped with support base, and the feed tube lower end is supported on this On support base.Using above scheme, it is ensured that the stability of feed tube prevents feed tube shaking from causing feeding failure.

As preferred: the material receiving mechanism further includes bearing, is rotated into stock column by shaft and is rotatably supported at bearing On；

The driving mechanism includes that rotation driving cylinder and rotatable cam blocks, the rotatable cam blocks are set in the shaft On, the rotation driving cylinder powered rotatable cam bit rotation is rotated into stock column rotation to drive.Using above scheme, letter Change the rotating drive mechanism for being rotated into stock column, be further simplified equipment, raising is rotated into stock column rotation reliability.

As preferred: corresponding to two side position of rotatable cam blocks on the substrate equipped with rotary spacing block, the rotary spacing Block is equipped with the spacing projection that face rotatable cam blocks extend, and the spacing projection is used to limit the angle of rotation of rotatable cam blocks Degree.Using above scheme, by the gap between spacing projection and rotatable cam blocks, to adjust the angle of rotation of rotatable cam blocks Degree, structure is simple, convenient to carry out.

As preferred: the rotational angle being rotated between stock column splicing station and feeding station is 90 °, when being rotated into When stock column is in splicing station, the feed opening is in a vertical state, and when being rotated into stock column and being in feeding station, feed opening In horizontality, the base plate bottom is equipped with close to switch.Using the above structure, convenient for the cooperation of the present apparatus and feeding device Installation, makes full use of height space, can be put into piston pin in feed opening vertically from top, then passes through rotation rotary feeding again Column can then make piston pin be in horizontal to force feed state.

As preferred: being additionally provided with delivery device on the substrate, the delivery device is used for the piston pin in feed opening It pushes in piston to be assembled；

The delivery device includes push cylinder and ramming stem, and the two is arranged along substrate length direction, and ramming stem with The piston rod of push cylinder is connected, and ramming stem face is rotated into feed opening when stock column is in feeding station.

Using above scheme, the piston pin in feed opening quickly can be pushed by piston and company by ramming stem outward It is pressed in the connecting hole of bar, efficient quick.

As preferred: being equipped with guide holder in the rear side for being rotated into stock column on the substrate, face indentation on the guide holder The position of bar is equipped with pilot hole.Using above scheme, ramming stem is threaded through in pilot hole, can be sufficiently ensured it in pusher piston pin When stability, prevent it from glancing off.

Compared with prior art, the utility model has the beneficial effects that

Using the connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system of above technical scheme, by simply tying Structure realizes the orderly feeding of piston pin, and is substantially prevented from piston pin and blocks, and improves feeding reliability, fills in conjunction with ingenious charging It sets, completes the reception and force feed operation of piston pin, and two operations orderly carry out, and will not interfere between each other, structure is simple, just It in implementation, occupies little space, operating reliability is high, is conducive to the production efficiency for improving piston assembling.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is feeding device structural schematic diagram；

Fig. 3 is Fig. 2 substructure schematic diagram；

Fig. 4 is partial enlarged view at A in Fig. 3；

Fig. 5 is the top view of Fig. 2；

Fig. 6 is piston pin feed bin mounting structure schematic diagram；

Fig. 7 is the side view of Fig. 6；

Fig. 8 is feeding device structural schematic diagram；

Fig. 9 is the side view of Fig. 8；

Figure 10 is material receiving mechanism schematic diagram；

Figure 11 is to be rotated into stock column schematic view of the mounting position；

Figure 12 is the use state diagram of the utility model.

Specific embodiment

The utility model is described in further detail with attached drawing with reference to embodiments.

Referring to figs. 1 to the connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system of the application shown in Figure 12, mainly Including feeding device and feeding device, wherein then feeding device is mainly used for for unordered piston pin being ranked up with orderly shape State is sent into feeding device, and feeding device is mainly used for receiving the piston pin that feeding device is sent into, and piston pin is made to be in feeding work Position, and it is correspondingly arranged delivery device, it is pressed convenient for quickly releasing piston pin.

Referring initially to 1 to Fig. 7, feeding device mainly includes rack 1 and straight vibration device 2, as shown, rack 1 mainly uses Flat tube is built, and is in ladder square frame structure, and bottom four corners are correspondingly arranged on base anchor 13, in this way can abundant area The stability of other rack 1, and mitigate the weight of rack 1, the top of rack 1 has a horizontally disposed mounting plate 10, is installing Straight vibration device 2 is removably installed on plate 10, the top of the straight device 2 that shakes is equipped with piston pin feed bin 3, piston pin feed bin 3 as shown in the figure Opposite mounting plate 10 is obliquely installed, and the arrangement slot 30 that the inclined low-end of piston pin feed bin 3 has section generally rectangular arranges slot 30 along piston pin feed bin 3 length direction be arranged, arrangement slot 30 least significant end offer the blanking hole through its thickness direction 300, the diameter of the width and blanking hole 300 that arrange slot 30 is adapted with the outer diameter of piston pin to be pressed.

Piston pin feed bin 3 mainly includes in laminal bottom plate 31, and the two sides of bottom plate 31 are vertically equipped with side limit plate 33, Arrangement slot 30 is located at 3 front end of piston pin feed bin, and between the side limit plate 33 in two sides, and 31 front end two sides of bottom plate are close The position for arranging slot 30 is equipped with end limit plate 32, and one end of end limit plate 32 and the side limit plate 33 of corresponding side lean on Closely, side wall ends (referring to one end far from blanking hole 300) inclination of the other end towards arrangement slot 30 extends.

Referring to figs. 2 and 5, two end limit plates 32 are obliquely installed, and arrange slot 30 close to 3 one end of piston pin feed bin Connector is in angle shape, and refers to the two sides side wall ends biasing at the end, and the cross section of the arrangement slot 30 formed in this way is then rectangular Trapezoidal, oblique waist side is communicated with piston pin feed bin 3, and close to the end limit plate 32 of bottom side thereon in the present embodiment Activity setting, i.e., the 32 activity setting of end limit plate on 30 right side of arrangement slot, is the end specific to mounting means in diagram Limit plate 32 is rotatably installed on bottom plate 31 far from one end of arrangement slot 30, which can then install Point rotate for center of rotation, to play certain toggle action to the piston pin being deposited at angle, it is ensured that can successively into Enter to arrange in slot 30, prevents from blocking.

In the present embodiment, cylinder 34 is equipped on bottom plate 31, cylinder 34 is fixed by screws on bottom plate 31, and close The position of slot 30 is arranged, while being in the outside of piston pin feed bin 3,32 phase of end limit plate of piston rod and activity setting Even, the rotation of the end limit plate 32 generation by a small margin can be pushed with this, then resets again, had both played the work for stirring piston pin With, and can prevent piston pin from skidding off from the gap caused by the rotation, substantially ensure blanking reliability.

It is worth noting that, in the present embodiment, side limit plate 33 and end limit plate 32, and constitute arrangement slot 30 Side plate etc. is all made of screw and is detachably connected with bottom plate 31, can according to need replaced at any time in this way.

Stock guide 35, length direction of the stock guide 35 along arrangement slot 30 is distributed with along its width direction in piston pin feed bin 3 Setting is arranged in parallel with its length direction, can make as far as possible in the entrance arrangement slot 30 of the piston pin of raft in column in this way, into one Step prevents piston pin from blocking at angle, and the position of arrangement 30 bottom face blanking hole 300 of slot is equipped with feed tube 36, guide Cylinder 36 extends straight down, and feed tube 36 is the hollow columnar structures of upper lower open mouth, and size and piston pin are adapted, the upper end It is abutted with 3 bottom of piston pin feed bin.

As shown, the height for the adaptability for improving device, i.e. realization piston pin feed bin 3 is adjustable in the present embodiment, with It is easily installed the cooperation of feed tube 36 Yu lower part feed device, therefore straight vibration device 2 is mounted on mounting plate 10 by lifter plate 11, Straight vibration device 2 is fixedly connected with lifter plate 11 first, and the quadrangle of lifter plate 11 passes through lift adjustment bolt 110 again and is fixed to peace In loading board 10, on lift adjustment bolt 110 tool there are three nut, wherein below one with the bolt head of lift adjustment bolt 110 Cooperation is locked on mounting plate 10, and both the above is for locking lifter plate 11, by adjusting lifter plate 11 in lift adjustment The adjusting of 3 height and position of piston pin feed bin can be realized in the locked position of bolt 110.

It is simultaneously the inclination installation convenient for fast implementing piston pin feed bin 3, without making any change to itself structure, The mode of cushion block is directlyed adopt in the present embodiment, as shown in fig. 7, being directly equipped with correcting wedge 12 between vibration device 2 and lifter plate 11, By selecting the inclination angle of inclined plane of appropriate wedge cushion block 12, the inclination installation of piston pin feed bin 3 can be realized.

With reference to Fig. 1, Fig. 8 to Figure 12, feeding device mainly includes the substrate 4 of elongated thin plate-shaped structure in the application, And material receiving mechanism 5 and delivery device 6 on the substrate 4 are set, substrate 4 is located at the side of rack 1, and is in feed tube 36 Lower section, wherein material receiving mechanism 5 is mainly used for receiving the piston pin sent in feeding device by feed tube 36, and delivery device 6 are used to for piston pin received by material receiving mechanism 5 being sent to the press fitting position of piston and connecting rod, realize the company of piston and connecting rod It connects.

As shown, material receiving mechanism 5 mainly includes being rotated into stock column 50 and driving mechanism 51, receiver is corresponded on substrate 4 The position of structure 5 is equipped with charging mounting base 5a, is rotated into stock column 50 by shaft 520 and is rotatably arranged in charging mounting base 5a On, it feeds corresponding position on mounting base 5a and is equipped with bearing 52, bearing 52 is located at the left and right sides for being rotated into stock column 50, shaft 520 It is fixedly connected, and is rotatably supported on bearing 52 with stock column 50 is rotated into, and shaft 520 is set along the width direction of substrate 4 Set, driving mechanism 51 can drive shaft 520 rotate, to make to be rotated into stock column 50 in two stations of splicing station and feeding station Between rotate.

In the present embodiment, the angle being rotated between two stations of stock column 50 is 90 °, is rotated into stock column 50 and is substantially in Cylindric, there are two symmetrically arranged section, section is arranged tool along the width direction of substrate 4 in its outer peripheral sidewall, and with rotation The radial direction for rotating into stock column 50 is vertical, is rotated into the feed opening 500 being equipped in stock column 50 in through-hole structure, and feed opening 500 passes through Wear and be rotated into 50 two symmetrical sections of stock column, and along be rotated into stock column 50 diameter setting, the length of feed opening 500 with one The length of piston pin is adapted, i.e., can just accommodate a piston pin and enter wherein.

It is rotated into stock column 50 and is in splicing station and refer to that feed opening 500 is in a vertical state, it is ready to receive in this way from top The piston pin of feeding, and feeding station is under the driving of driving mechanism 51, after 90 ° of rotation, feed opening 500 is then in water Level state, the center line of feed opening 500 is conllinear with the mounting hole of piston to be assembled at this time, can then be incited somebody to action at this time by delivery device 6 Piston pin is released from feed opening 500 and is sent to press fitting station, as shown in Figure 1,36 lower end of feed tube is supported by support base 42 On substrate 4, feed tube 36, which is located at, is rotated into the top of stock column 50, and when being rotated into stock column 50 and being in splicing station, feed tube 36 lower exit port face feed openings 500, and when being rotated into stock column 50 and being in feeding station, it is rotated into the circumferential side wall of stock column 50 Gap very little between the lower end of feed tube 36 realizes plugging action so as to the lower end outlet to feed tube 36, and In addition to being used for that feed opening 500 to be arranged other than molding two sections, the side wall for being rotated into stock column 50 is smooth arc-shaped surface structure, It is rotated into stock column 50 during rotation, one piston pin of the lowermost is abutted with its side wall in feed tube 36, will not be interfered It is rotated into the normal rotation of stock column 50.

The position that feed tube 36 is corresponded on support base 42 has clamp structure, can preferably be adjusted and be led by clamp structure Barrel 36 and lower section are rotated into the distance between stock column 50, and adapt to top feeding device, and device is made to have more good adaptation Property.

Meanwhile for convenient for grasping operating condition dynamic in real time, whether understanding feed opening 500 has fallen into piston in the present embodiment Pin, therefore be equipped in the lower section for being rotated into stock column 50 close to switch 40, as shown, correspondence is rotated into stock column on charging mounting base 5a 50 position is equipped with rotation blocking seat 54, and rotation blocking seat 54 is arranged along the length direction of substrate 4, along it in rotation blocking seat 54 Length direction has the arc groove 540 adaptable with 50 curved wall of stock column is rotated into, and rotates blocking seat 54 in arc groove 540 Rear end has the blocking portion 541 to raise upward, and blocking portion 541 can play the role of approaching to 50 rotary spacing of stock column is rotated into Switch 40 is packed into from the lower section of substrate 4, and 540 bottom wall of arc groove is corresponding to offer sensing hole close to the induction end position of switch 40, and Be partially in except the drop shadow spread of feed tube 36 close to the induction range of switch 40 because piston pin be it is hollow, if two Person is arranged concentrically, close to switch 40 be easy to can not sense object it is close, bias in this way, when having piston pin whereabouts into feed opening When 500, the end edge of piston pin, which must have, to be partially in close within the induction range of switch 40, it is ensured that the work close to switch 40 can By property.

In the present embodiment, driving mechanism 51 mainly includes rotation driving cylinder 510 and rotatable cam blocks 511, rotation cam Block 511 is solidly set on one end of shaft 520, and rotation driving cylinder 510 is arranged along the length direction of substrate 4, piston rod and rotation Cam bit 511 is connected, it can be driven to rotate, and rotates to make to be rotated into stock column 50, and specific connection is as shown, turn Moving cam block 511 has an outwardly projecting lug boss, and rotatable cam blocks 511 have far from the side for being rotated into stock column 50 and it The connecting column 513 being fixedly connected, connecting column 513 extend outwardly, and the piston rod of rotation driving cylinder 510 passes through flake bearing 512 It is connected with connecting column 513, the shaft end of flake bearing 512 is set on connecting column 513, and the other end then drives cylinder 510 with rotation Piston rod be fixedly connected.

Connecting column 513 is with respect to 520 eccentric setting of shaft, and connecting column 513 is located at the protrusion in rotatable cam blocks 511 On, it can be more convenient that rotatable cam blocks 511 is driven to rotate in this way, be rotated into the rotation of stock column 50 for further control certainly Angle is equipped with limited block 53 in the position of corresponding rotatable cam blocks 511 on substrate 4, turns as shown, limited block 53 is located at The front and rear sides of moving cam block 511, limited block 53 are equipped with spacing projection 530, and 53 face rotatable cam blocks 511 of limited block are set It sets, 530 face of spacing projection on two limited blocks 53, and is arranged along the length direction of substrate 4, by two limited blocks 53 The mutual spacing of spacing projection 530 limits the rotation spaces of rotatable cam blocks 511, when the protrusion of rotatable cam blocks 511 It when portion is abutted with spacing projection 530, then cannot rotate, spacing projection 530 is to be threaded through limited block in the present embodiment Stud on 53, and can be locked by nut, stretching for spacing projection 530 can be adjusted with the later period by using stud to be advantageous in that Length out adjusts spatial dimension between the two, realize the quick adjustment of the rotational angle of rotatable cam blocks 511.

As shown in Fig. 8, Fig. 9 and Figure 12, delivery device 6 in the application mainly includes push cylinder 60 and ramming stem 61, Ramming stem 61 and push cylinder 60 are arranged along the length direction of substrate 4, and are set along with rotation driving cylinder 510 in substrate 4 rear end can make full use of installation space in this way, and ramming stem 61 is horizontally disposed, the piston rod of its rear end and push cylinder 60 It is connected, and when being rotated into stock column 50 and being in feeding station, the just face feed opening 500 of ramming stem 61, ramming stem 61 is substantially in Cylindrical-shaped structure, front end have press-loading head, and the outer diameter of ramming stem 61 is more slightly larger than the internal diameter of piston pin, but is less than feed opening 500 diameter, and the diameter of press-loading head is less than the internal diameter of piston pin, when push cylinder 60 pushes ramming stem 61 mobile forward, The press-loading head of 61 front end of ramming stem can protrude into piston pin, and push piston pin court by the step between press-loading head and its main body Before be moved to the press fitting station of piston rod.

In the present embodiment, to fully ensure that the stability when push of ramming stem 61, and it is accurate when entrance feed opening 500 Property, therefore guide holder 41 is equipped on substrate 4, guide holder 41 is located at push cylinder 60 and is rotated between stock column 50, and close to rotation The position of stock column 50 is rotated into, there is the pilot hole being adapted with ramming stem 61 thereon, can be risen in this way for the sliding of ramming stem 61 It is acted on to support guide, fully ensures that press fitting is precisely reliable and carry out.

Referring to figs. 1 to Figure 12, press fitting station 7 is additionally provided on substrate 4, a large amount of piston pin B is vertically placed in by when work In piston pin feed bin 3, in the case where directly vibration device 2 and stock guide 35 act on, enter it orderly in arrangement slot 30, subsequently into feed tube It in 36, while being rotated into stock column 50 and being in splicing station, be rotated into after stock column 50 receives a piston pin B, be then rotated by 90 ° Reach feeding station, the lowermost piston pin B is abutted with stock column 50 is rotated into feed tube 36 at this time, is rotated into stock column 50 and is in After feeding station, then it can start delivery device 6 and forward release the piston pin B in feed opening 500, and be pressed into press fitting The pin connection of piston and connecting rod is realized in the piston rod connection hole of station 7.

The present apparatus has fully ensured that reliability when blanking, especially by cylinder 34 and movable end limit plate 32 cooperatively form and stir structure, effectively prevent removable pin B to result in blockage in the notch end of arrangement slot 30, while by being rotated into Stock column 50 realizes the switching of splicing and feeding, it is ensured that press fitting work orderly carries out, and is fed reliable and stable, clever structure, occupies empty Between it is few.

Finally, it should be noted that foregoing description is only the preferred embodiment of the utility model, the common skill of this field Art personnel are under the enlightenment of the utility model, under the premise of without prejudice to the utility model aims and claim, can make Multiple similar expressions, such transformation are each fallen within the protection scope of the utility model.

Claims (10)

1. a kind of connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system, it is characterised in that: including feeding device and into Expect device, wherein feeding device includes substrate (4), and the material receiving mechanism (5) being arranged on the substrate (4), the material receiving mechanism It (5) include the driving mechanism (51) for being rotated into stock column (50), and this is driven to be rotated into stock column (50) rotation, the rotary feeding There are feed opening (500) in column (50), rotation is worked as with two stations of splicing station and feeding station in described be rotated into stock column (50) When rotating into stock column (50) and being in splicing station, piston pin can be orderly sent into feed opening (500) by the feeding device, work as rotation When feed column (50) is in feeding station, feed opening (500) and piston mounting holes to be assembled are coaxial；

The driving mechanism (51), which can drive, to be rotated into stock column (50) and rotates between splicing station and feeding station, the charging Hole (500) is used to keep in piston pin to be pressed.

2. connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system according to claim 1, it is characterised in that: institute Stating feeding device includes rack (1) He Zhizhen device (2), and the upper end of rack (1) has mounting plate (10), and the straight vibration device (2) sets It sets on mounting plate (10), device (2) upper end that directly shakes has coupled piston pin feed bin (3), and the piston pin feed bin (3) is inclined It is arranged obliquely, is equipped with arrangement slot (30), the outer diameter phase of the width and piston pin to be assembled of arrangement slot (30) in its low side It adapts to, the lowest part of arrangement slot (30) is equipped with blanking hole (300), and the front end two sides of the piston pin feed bin (3) have court The end limit plate (32) that arrangement slot (30) is obliquely installed, the piston pin feed bin (3) is interior to be distributed with guide along its width direction Plate (35), length direction setting of the stock guide (35) along arrangement slot (30).

3. connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system according to claim 2, it is characterised in that: institute Stating piston pin feed bin (3) includes the side limit plate (33) of bottom plate (31) and setting in bottom plate (31) two sides, the arrangement Slot (30) is located between side limit plate (33)；

Arrangement slot (30) the two sides side wall biases along its length far from the end of blanking hole (300), the end limit The side wall ends of plate (32) towards arrangement slot (30) are obliquely installed, and wherein the end limit plate (33) of side is than the other side under Expect hole (300), and close to the end limit plate (32) of the blanking hole (300) activity setting, the end limit plate (32) is separate Hingedly, the position that the end limit plate (32) is corresponded on bottom plate (31) is equipped with cylinder for the one end and bottom plate (31) for arranging slot (30) (34), the cylinder (34) can drive the end limit plate (32) to rotate towards far from blanking hole (300) direction.

4. connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system according to claim 2 or 3, feature exist In: the substrate (4) is located at the side of rack (1), and below piston pin feed bin (3), arrangement slot (30) bottom pair The position of blanking hole (300) is answered to be equipped with feed tube (36), the feed tube (36) is vertically arranged, and lower end is close to be rotated into Stock column (50), and when being rotated into stock column (50) and being in splicing station, feed tube (36) lower end face feed opening (500).

5. connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system according to claim 4, it is characterised in that: institute The position that feed tube (36) is corresponded on substrate (4) is stated equipped with support base (42), feed tube (36) lower end is supported on the support On seat (42).

6. connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system according to claim 1, it is characterised in that: institute Stating material receiving mechanism (5) further includes bearing (52), is rotated into stock column (50) by shaft (520) and is rotatably supported at bearing (52) On；

The driving mechanism (51) includes rotation driving cylinder (510) and rotatable cam blocks (511), the rotatable cam blocks (511) it is set on the shaft (520), rotation driving cylinder (510) powered rotatable cam bit (511) rotation, with Drive is rotated into stock column (50) rotation.

7. connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system according to claim 6, it is characterised in that: institute It states and corresponds to (511) two side position of rotatable cam blocks on substrate (4) equipped with rotary spacing block (53), on the rotary spacing block (53) Equipped with the spacing projection (530) that face rotatable cam blocks (511) extend, the spacing projection (530) is for limiting rotation cam The rotational angle of block (511).

8. connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system, feature described according to claim 1 or 6 or 7 Be: the rotational angle being rotated between stock column (50) splicing station and feeding station is 90 °, when being rotated into stock column (50) When in splicing station, the feed opening (500) is in a vertical state, and when being rotated into stock column (50) and being in feeding station, Feed opening (500) is in horizontality, and substrate (4) bottom is equipped with close to switch (40).

9. connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system according to claim 1, it is characterised in that: institute It states and is additionally provided on substrate (4) delivery device (6), the delivery device (6) is for pushing to the piston pin in feed opening (500) In piston to be assembled；

The delivery device (6) includes push cylinder (60) and ramming stem (61), and the two is arranged along substrate (4) length direction, And ramming stem (61) is connected with the piston rod of push cylinder (60), and ramming stem (61) face is rotated into stock column (50) and is in feeding Feed opening (500) when station.

10. connecting rod piston pin retaining ring automatic assembling machine piston pin feeding system according to claim 9, it is characterised in that: Guide holder (41) are equipped in the rear side for being rotated into stock column (50) on the substrate (4), face ramming stem on the guide holder (41) (61) position is equipped with pilot hole.