CN210632861U

CN210632861U - Feeding device for thread rolling machine

Info

Publication number: CN210632861U
Application number: CN201920735399.6U
Authority: CN
Inventors: 张建军
Original assignee: Ningbo Niudiwei Photo-Electric Technology Co ltd
Current assignee: Ningbo Niudiwei Photo-Electric Technology Co ltd
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-05-29
Anticipated expiration: 2029-05-21

Abstract

The utility model provides a material feeding unit for thread rolling machine, aims at solving among the prior art thread rolling machine's artifical pay-off operating efficiency low, and the frequency of appearance of thread rolling quality problem is positive correlation's technical problem with workman's length of work. The utility model discloses an establish the feed mechanism on PMKD, feed mechanism includes the vibration dish, is equipped with the delivery groove on the global of vibration dish, and the delivery groove docks with the smooth material runway of smooth material mechanism, and the ejector pad of liftout mechanism is aimed at to the other end of smooth material runway, and the delivery block on the feed mechanism is aimed at to the ejector pad. The utility model discloses following beneficial effect has: the automatic feeding of the thread rolling machine is realized, the processing efficiency is improved, and the rejection rate caused by manpower fatigue is eliminated; the plurality of feeding mechanisms are additionally arranged in the circumferential direction of the material ejecting block, so that the feeding operation of the same feeding device on a plurality of thread rolling machines can be realized; the positioning device realizes the positioning of the thread rolling end of the rod material in the feeding process, reduces the positioning procedure of the rod material in a thread rolling machine, and effectively saves the time cost.

Description

Feeding device for thread rolling machine

Technical Field

The utility model relates to a thread rolling machine field, specifically speaking, the utility model relates to a material feeding unit for thread rolling machine.

Background

The thread rolling machine is a multifunctional cold extrusion forming machine tool, and can perform thread, straight line, cross grain rolling and other processing on a workpiece in a cold state within the range of rolling force of the thread rolling machine; rolling straight teeth, helical teeth and helical spline gears; straightening, reducing, roll finishing and various forming and rolling. The cold rolling process is an advanced non-cutting process, can effectively improve the internal and surface quality of the workpiece, and can obviously improve the fatigue strength and the torsional strength of the workpiece due to the radial compressive stress generated during processing, thereby being an ideal process with high efficiency, energy saving and low consumption. However, most of the existing thread rolling machines rely on manpower to feed materials, parts are taken up from a material rack through manual operation of an operator, and the arms swing and are placed into a thread rolling wheel for processing. Because a person operates one machine, the labor intensity of an operator is high, in addition, in the process of swinging and placing the material by the arm, whether the position of the roller is proper or not needs to be judged manually, whether the axial length of the part is proper or not and whether the part is stably placed on the supporting block and is parallel to the supporting block or not, the repeated operation and judgment are carried out, the person is easy to fatigue and cannot work continuously for a long time, and the quality problems of upward jumping, short thread length, disordered teeth and the like easily occur when the part rolls threads.

The Chinese patent with the publication number of CN 207431151U discloses a feeder for a thread rolling machine, which comprises a transmission device, a push-out device and a rod material, wherein the transmission device comprises a first motor, a first fixed shaft, a second fixed shaft and a driving gear, the first motor is connected with a transmission shaft, the driving gear is fixed on the transmission shaft, a first gear and a driven gear are sequentially arranged on the first fixed shaft from top to bottom along the axis direction, and the driven gear is meshed with the driving gear; the first gear is an incomplete gear, and a tooth is arranged on the first gear; the second fixed shaft is sequentially provided with a conveying track and a second gear from top to bottom along the direction of the central axis, the second gear is a complete gear, the first gear is meshed with the second gear, the projection of the conveying platform on the horizontal plane is circular, a plurality of stations are uniformly distributed on the conveying platform, and the included angles between every two adjacent stations are equal; the push-out device comprises a fixed table, a driving disc, a first connecting rod, a first linkage part and a second linkage part, wherein the fixed table comprises an upper plate and a support, the upper plate is positioned above the support and vertically connected with the support, the upper frame comprises a cambered plate, a first horizontal plate and a second horizontal plate, the first horizontal plate and the second horizontal plate are respectively positioned at two ends of the cambered plate, the second horizontal plate is obliquely connected with the cambered plate, and an included angle between the second horizontal plate and the cambered plate is 30 degrees; the projection of the first linkage piece on the horizontal plane is Y-shaped; the projections of the second linkage part and the third linkage part on the horizontal plane are both T-shaped, the size of the second linkage part is smaller than that of the third linkage part, and an electromagnetic chuck is arranged on the third linkage part; two ends of the first connecting rod are respectively connected with the driving disc and the first linkage piece, the other end of the first linkage piece is provided with a second connecting rod and a third connecting rod, the second connecting rod and the third connecting rod are parallel to each other, one end of the second connecting rod, far away from the first linkage piece, is connected with the third linkage piece, and one end of the third connecting rod, far away from the first linkage piece, is connected with the second linkage piece; the first linkage piece, the second linkage piece and the third linkage piece are all connected with the fixed table through cushion blocks, a third fixed shaft penetrates through the fixed table, the third fixed shaft is connected with the fixed table through a rolling bearing, the driving disc is located below the upper plate and fixed on the third fixed shaft, and one end of the third fixed shaft is connected with a second motor; the pushing device is fixed on the conveying platform, and each station is provided with one pushing device; an infrared sensing detector is arranged at a feed inlet of the thread rolling machine, and the infrared sensing detector, the electromagnetic chuck, the rotating speed sensor and the PLC are electrically connected.

The utility model has the advantages that the transmission device is matched and linked with the pushing device, so that the traditional manual feeding operation is replaced by the mechanical operation; however, the above feeder is not highly automated, and the screw rolling end of the bar needs to be repositioned when processing in the screw rolling machine.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome among the prior art artifical pay-off operating efficiency of thread rolling machine low, and the appearance frequency of thread rolling quality problems is positive correlation's technical problem with workman's operating duration, provides a material feeding unit for thread rolling machine, material feeding unit degree of automation is high, can reduce the appearance frequency of thread rolling quality problems by a wide margin.

In order to achieve the above purpose, the present invention adopts the following technical solution.

The utility model provides a material feeding unit for thread rolling machine, is including establishing the feed mechanism on PMKD, feed mechanism includes the vibration dish, be equipped with the delivery chute on the global of vibration dish, the delivery chute docks with the smooth material runway of smooth material mechanism, the ejector pad of liftout mechanism is aimed at to the other end of smooth material runway, the delivery mass on the delivery mechanism is aimed at to the ejector pad.

The feeding mechanism comprises a vibrating disc, an output groove formed in the peripheral surface of the vibrating disc is in butt joint with one end of the sliding material track, and material rods which orderly slide out of the vibrating disc sequentially slide into the sliding material track through the output groove; the other end of the sliding material track is aligned to a material ejecting block of the material ejecting mechanism, the material ejecting block is aligned to a feeding block on the feeding mechanism, and due to the fact that the working hours of all working procedures are different in the industrial production process, the continuity of all working procedures can be guaranteed through the matching of the material ejecting mechanism and the feeding mechanism. And feeding mechanisms can be additionally arranged on two sides of the material pushing block, so that the feeding operation of two thread rolling machines by the same feeding device is realized. The utility model can realize the automatic operation of the feeding of the thread rolling machine, improve the processing efficiency and eliminate the rejection rate caused by the fatigue of manpower; on the other hand, the plurality of feeding mechanisms are additionally arranged in the circumferential direction of the material pushing block, so that the feeding operation of the same feeding device on a plurality of thread rolling machines can be realized, and the equipment cost is further saved.

Preferably, the feeding mechanism further comprises a fixed support frame for supporting the vibration disc, the fixed support frame is arranged below the vibration disc, and the vibration disc is driven by the first motor to vibrate and feed.

The vibrating disc is an auxiliary feeding device of an automatic assembling or automatic processing machine, can arrange various products in order, is matched with the automatic assembling device to assemble all parts of the products into a complete product, or is matched with the automatic processing machine to finish processing workpieces. The pulse electromagnet is arranged below the vibrating disc hopper, so that the hopper can vibrate in the vertical direction, and the inclined spring piece drives the hopper to do torsional vibration around the vertical shaft of the hopper; the parts in the hopper rise along the spiral track due to the vibration, and can automatically enter an assembly or processing position in a uniform state according to the assembly or processing requirements through a series of screening or posture change in the rising process, so that disordered workpieces are automatically, orderly, directionally and regularly arranged and accurately conveyed to the next procedure. The utility model discloses in select for use the vibration dish to carry out the material loading operation, can carry out homonymy location to the pole material of input to on the smooth material runway, guarantee that the thread rolling end of pole material arranges the orientation unanimous, avoid the pole material in the operation of relocating when thread rolling machine adds.

Preferably, the material sliding mechanism further comprises a linear vibrator for assisting material sliding, the linear vibrator is arranged below the material sliding track, and the linear vibrator is connected with the fixed bottom plate through a base.

The linear vibrator is arranged below the sliding material runway, when the rod material on the sliding runway can not slide downwards under the action of frictional resistance, the linear vibrator can enable the rod material to displace along the vertical direction to leave the sliding runway, and when the rod material falls down, the rod material obtains an initial speed, so that the rod material can continuously slide downwards along the sliding material runway.

Preferably, the sliding material track comprises an inclined sliding material plate, the high end of the sliding material plate is in butt joint with the output groove, the low end of the sliding material plate is aligned to the ejector block, a first material baffle plate parallel to the sliding material plate is arranged above the sliding material plate, and a vertical second material baffle plate is arranged on the side surface of the sliding material plate.

The material sliding track comprises an inclined material sliding plate, the high end of the material sliding plate is in butt joint with the output groove, the low end of the material sliding plate is aligned with the material ejecting block, and the rod material can slide downwards along the material sliding track under the driving of the self weight of the rod material, so that the energy for driving the rod material to slide downwards along the material sliding track can be reduced. The top of sliding plate set up with the parallel first striker plate of sliding plate can follow the vertical direction of slip runway on the one hand and carry on spacingly to the pole material, prevents that the pole material from dropping outside the slip runway under linear vibrator's effect, and on the other hand, when the pole material has the difference of size end, first striker plate can be separated the size end of pole material, guarantees that the big end homonymy of pole material is arranged and all is located outside first striker plate, and then realizes the secondary positioning to the pole material rolls the silk end. The side of sliding material board is equipped with vertical second fender flitch, vertical second fender material version is spacing to the pole material, prevents that the pole material from dropping outside the slip runway.

Preferably, the upper end of the material ejecting block is provided with a U-shaped groove aligned with the material sliding track, a slide rail connecting plate which is driven by a material ejecting cylinder to move vertically is connected to the lower portion of the material ejecting block, and the material ejecting cylinder is arranged in a groove in the fixed bottom plate.

Establish material ejection block upper end and alignment the U type groove of sliding material runway is used for placing the pole material, when the liftout cylinder was out of work, the material ejection block was used for holding certainly the pole material that slides down on the sliding runway, when the liftout cylinder work, the removal operation of pole material is accomplished in the feed block cooperation on material ejection block and the feeding mechanism.

Preferably, the slide rail connecting plate can slide up and down along a slide rail arranged on the mounting bracket, two side planes of the mounting bracket are respectively provided with a limiting buffer, and the mounting bracket is connected to the fixed bottom plate through a fixed base.

Because the cylinder drive is to convert the pressure energy of the compressed air into mechanical energy, after the cylinder drive is stopped, the slide rail connecting plate still moves along the guide rail with a certain margin, and the slide rail connecting plate and the mounting bracket are easy to generate hard collision, so that the slide rail connecting plate and the mounting bracket are damaged; all set up a spacing buffer on two lateral surfaces of installing support, can turn into the surplus momentum of slide rail connecting plate internal energy on the spacing buffer and then dissipate to the surrounding environment, prevent that slide rail connecting plate and installing support from taking place hard collision, extension liftout mechanism's life.

Preferably, the feeding mechanism further comprises a screw rod slide rail for driving the feeding block to reciprocate, the screw rod slide rail is driven by a second motor, the screw rod slide rail is fixedly connected to the fixed bottom plate through an L-shaped support, and the feeding block is an electromagnet.

The electromagnet has magnetism when being electrified, the magnetism disappears after the electromagnet is powered off, the rod material for thread rolling processing is usually made of magnetic materials, and corresponding operations of material taking, clamping and material loosening and placing of the feeding mechanism can be realized through the electrification and power-off operations of the electromagnet; compared with the traditional manipulator feeding operation, the electromagnet feeding does not need to accurately identify the position of the rod material, and the material moving operation can be also finished when a gap exists between the rod material and the electromagnet.

Preferably, the other end of the feeding mechanism is aligned with a material pressing block with an L-shaped upper section of the material pressing mechanism, the material pressing block comprises a horizontal section and a vertical section, the horizontal section can vertically move under the driving of a material pressing cylinder, and the vertical section is arranged right below the horizontal section.

When the pressing cylinder drives the L-shaped pressing block to move downwards, the vertical section of the pressing block presses the non-thread rolling end of the rod material, and the thread rolling machine rolls threads on the rod material; after the thread rolling processing is finished, the material pressing cylinder drives the L-shaped material pressing block to move upwards, and the rod material can be subjected to blanking operation at the moment. Through the cooperation use of above-mentioned swager constructs, the overall process of rod material thread rolling processing all can realize automaticly to improve machining efficiency by a wide margin.

Preferably, the feeding mechanism further comprises an ejector rod, the ejector rod is located below the vertical section, the ejector rod and the vertical section are arranged at intervals, one end of the ejector rod is aligned to the extending section of the vertical section, the other end of the ejector rod is connected with an ejector rod connecting plate, and the ejector rod can horizontally move through the driving of the ejector cylinder.

After the thread rolling processing of the rod material is completed, the material ejecting rod horizontally moves under the driving of the material ejecting cylinder to eject the rod material out of the pressing range of the material pressing block, so that the automatic blanking of the rod material is realized.

To sum up, the utility model discloses following beneficial effect has: (1) the automatic feeding of the thread rolling machine is realized through the cooperation of all mechanisms, the processing efficiency is improved, and the rejection rate caused by manpower fatigue is eliminated; (2) by additionally arranging a plurality of feeding mechanisms in the circumferential direction of the material ejecting block, the feeding operation of a plurality of thread rolling machines by the same feeding device can be realized, and the equipment cost is further saved; (3) through the cooperation of the feeding mechanism, the sliding mechanism and the ejection mechanism, the screw rolling end of the rod material in the feeding process is positioned, the positioning procedure of the rod material in the screw rolling machine is reduced, and the time cost is effectively saved.

Drawings

Fig. 1 is a schematic view of the whole of the present invention.

Fig. 2 is another schematic view of the whole of the present invention.

Fig. 3 is a schematic view of the feeding mechanism of the present invention.

Fig. 4 is a schematic view of the material sliding mechanism of the present invention.

Fig. 5 is a schematic view of the middle ejector mechanism of the present invention.

Fig. 6 shows an operation condition of the middle ejector mechanism of the present invention.

Fig. 7 is another operation condition of the middle ejector mechanism of the present invention.

Fig. 8 is a schematic view of the feeding mechanism of the present invention.

Fig. 9 shows an operation condition of the feeding mechanism of the present invention.

Fig. 10 shows another operation mode of the feeding mechanism of the present invention.

Fig. 11 shows an operation condition of the middle swaging mechanism of the present invention.

Fig. 12 shows another operation condition of the middle swaging mechanism of the present invention.

In the figure: 1. a fixed support frame, 2, a fixed bottom plate, 3, a vibrating disk, 31, a first cylinder, 32, a second cylinder, 3a, an output groove, 4, a material sliding track, 41, a material sliding plate, 42, a first material baffle, 43, a second material baffle, 431, a body, 432, a rectangular boss, 5, a material ejecting block, 5a, a U-shaped groove, 6, a material conveying block, 7, a linear vibrator, 8, a base, 8a, a kidney-shaped hole, 8b, a mounting block, 9, a material ejecting cylinder, 10, a slide rail connecting plate, 11, a mounting bracket, 12, a slide rail, 13, a limiting buffer, 14, a fixed base, 15, a screw rod slide rail, 151, a connecting rod, 152, a slide block, 16, a support, 17, a material pressing block, 17a, a horizontal section, 17b, a vertical section, 18, a material pressing cylinder, 19, a material ejecting rod, 20, an ejecting connecting plate, 21, an ejecting cylinder, a reinforcing rib plate, 23, a rod material, 24 and a mounting plate, 25. lower fixed plate, 26, upper fixed plate, 27, bolt, 28, touch device.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

as shown in fig. 1 to 12, a feeding device for a thread rolling machine comprises a feeding mechanism arranged on a fixed bottom plate 2, wherein the feeding mechanism comprises a vibrating disc 3, an output groove 3a is arranged on the circumferential surface of the vibrating disc, the output groove is in butt joint with a material sliding track 4 of a material sliding mechanism, the other end of the material sliding track is aligned to a material ejecting block 5 of an ejecting mechanism, and the material ejecting block is aligned to a material feeding block 6 on the feeding mechanism; the feeding mechanism further comprises a fixed support frame 1 used for supporting the vibrating disc, the fixed support frame is arranged below the vibrating disc, and the vibrating disc is driven by a first motor to carry out vibrating feeding; the material sliding mechanism further comprises a linear vibrator 7 for assisting material sliding, the linear vibrator is arranged below the material sliding track, and the linear vibrator is connected with the fixed bottom plate through a base 8; the sliding material runway comprises an inclined sliding material plate 41, the high end of the sliding material plate is butted with the output groove, the low end of the sliding material plate is aligned with the ejector block, a first material baffle plate 42 parallel to the sliding material plate is arranged above the sliding material plate, and a vertical second material baffle plate 43 is arranged on the side surface of the sliding material plate; the upper end of the material ejecting block is provided with a U-shaped groove 5a aligned with the material sliding track, a slide rail connecting plate 10 which is driven by an ejecting cylinder 9 and can move vertically is connected below the material ejecting block, and the ejecting cylinder is arranged in a groove on the fixed bottom plate; the slide rail connecting plate can slide up and down along a slide rail 12 arranged on a mounting bracket 11, two side planes of the mounting bracket are respectively provided with a limiting buffer 13, and the mounting bracket is connected to the fixed bottom plate through a fixed base 14; the feeding mechanism further comprises a screw rod slide rail 15 used for driving the feeding block to reciprocate, the screw rod slide rail is driven by a second motor, the screw rod slide rail is fixedly connected to the fixed bottom plate through an L-shaped support 16, and the feeding block is an electromagnet; the other end of the feeding mechanism is aligned with a material pressing block 17 with an L-shaped upper section of the material pressing mechanism, the material pressing block comprises a horizontal section 17a and a vertical section 17b, the horizontal section can vertically move under the driving of a material pressing cylinder 18, and the vertical section is arranged right below the horizontal section; the feeding mechanism further comprises an ejector rod 19, the ejector rod is located below the vertical section, the ejector rod and the vertical section are arranged at intervals, one end of the ejector rod is aligned to the extending section of the vertical section, the other end of the ejector rod is connected with an ejector rod connecting plate 20, and the ejector rod can horizontally move through driving of an ejector cylinder 21.

As shown in fig. 1, 2 and 3, the fixed support frame is a box body, a fixed bottom plate is arranged on the upper end face of the fixed support frame, the fixed bottom plate is a rectangular flat plate, the vibrating disk is arranged on the upper end face of the fixed support frame, and the vibrating disk is not in contact with the fixed bottom plate. The vibration dish is the cylindricality tubbiness, and the vibration dish includes first cylinder 31 and second cylinder 32, and first cylinder and second cylinder are concentric, and the second cylinder is the annular post, and the top at first cylinder is established to the second cylinder, and the inside and outside footpath of second cylinder is greater than the internal diameter of first cylinder respectively. Be equipped with the delivery groove on the global of second column body, the delivery groove is the rectangular channel, the one end through connections global of second column body of delivery groove, the other end of delivery groove and the one end butt joint of slip runway. In this embodiment, the material sliding plate of the sliding track is an inclined rectangular plate, the high end of the material sliding plate is in butt joint with the output groove, and the low end of the material sliding plate is aligned to the material pushing block. The material ejection block is connected on an end face of the mounting bracket, the mounting bracket is a rectangular plate, a reinforcing rib plate 22 is connected on the other end face of the mounting bracket, the lower ends of the reinforcing rib plate and the mounting bracket are connected on the upper end face of the fixed base, the fixed base is a rectangular plate, and the fixed base is connected on the upper end face of the fixed base.

As shown in fig. 4, the material sliding mechanism includes a sliding track, a linear vibrator is arranged below the sliding track, the linear vibrator is mounted on the upper end surface of the base, the base is a rectangular plate, four corner ends of the base are respectively provided with a waist-shaped hole 8a, four end portions of the lower end surface of the base are respectively provided with a mounting block 8b, and the mounting blocks are fixedly connected to the upper end surface of the fixed base plate. The slide track includes the sliding material board, and the sliding material board is rectangular plate of rectangular form, and in this embodiment, for utilizing the dead weight of pole material 23 to drive the pole material and slide along the sliding material board gliding, the sliding material board design is higher for one end, the lower slope form of one end. The upper portion of the sliding plate is provided with a first material baffle plate parallel to the sliding plate, two ends of the first material baffle plate are respectively connected with an L-shaped mounting plate 24, a first plane of the mounting plate is connected to the upper end face of the first material baffle plate, and a second plane of the mounting plate is connected to the left side face of the sliding plate. The right side face of the sliding material plate is fixedly connected with a second material baffle plate, a body 431 of the second material baffle plate is a rectangular plate, and the lower end face of the body is connected with two rectangular bosses 432 which are arranged at intervals. The body is synchronously inclined along the sliding material plate, the body protrudes out of the upper end face of the sliding material plate, and a gap is formed between the body and the first sliding material plate; when the rod material to be processed comprises a big end and a small end, the big end of the rod material is positioned in the gap, and the small end of the rod material is positioned below the first striker plate, so that the same side positioning of the thread rolling end of the rod material can be realized.

As shown in fig. 5 to 7, a U-shaped groove aligned with the sliding track is formed at the upper end of the ejector block, and a rectangular groove may be additionally formed at the bottom of the U-shaped groove to position the rod material in order to prevent the rod material from rolling in the U-shaped groove. A sliding rail connecting plate which is driven by a material ejecting cylinder to vertically move is connected below the material ejecting block, the sliding rail connecting plate is a rectangular plate, the sliding rail connecting plate can slide up and down along a sliding rail arranged on an installation support, the installation support is a rectangular plate, and the sliding rail is arranged on one end surface of the installation support; the slide rail figure in this embodiment is two, lays along the length direction of installing support, evenly arranges along the width direction of installing support simultaneously. And a reinforcing rib plate is connected to the other end face of the mounting bracket, the large end of the reinforcing rib plate and the lower end of the mounting bracket are both connected to the upper end face of the fixed base, and the fixed base is connected to the upper end face of the fixed bottom plate. Two side planes of the mounting bracket are respectively provided with a limiting buffer. When the material ejecting cylinder is closed, the sliding rail connecting plate slides downwards, and the upper end surface of the material ejecting block is flush with the upper end surface of the mounting bracket; when the material ejecting cylinder is opened, the sliding rail connecting plate slides upwards, and the U-shaped groove in the material ejecting block is completely positioned above the upper end face of the mounting bracket. Because the cylinder drive is to convert the pressure energy of the compressed air into mechanical energy, after the cylinder drive is stopped, the slide rail connecting plate still moves along the guide rail with a certain margin, and the slide rail connecting plate and the mounting bracket are easy to generate hard collision, so that the slide rail connecting plate and the mounting bracket are damaged; all set up a spacing buffer on two lateral surfaces of installing support, can turn into the surplus momentum of slide rail connecting plate internal energy on the spacing buffer and then dissipate to the surrounding environment, prevent that slide rail connecting plate and installing support from taking place hard collision, extension liftout mechanism's life.

As shown in fig. 8 to 10, the right sides of the sliding mechanism and the ejection mechanism are provided with feeding mechanisms, each feeding mechanism comprises a long-strip-shaped lead screw sliding rail, the lead screw sliding rails are arranged along the length direction of the fixed base plate, and the other ends of the lead screw sliding rails are provided with second motors. A feeding block is movably connected to the side plane, away from the vibration disc, of the screw rod slide rail, the feeding block is a cylindrical electromagnet, one end of the feeding block is aligned to the ejector block, and the other end of the feeding block is connected with a slide block 152 through a long cylindrical connecting rod 151. The slider includes the connector and the joint body, and the connector is the cylindricality, is connected with the connecting rod on the terminal surface of connector, and the cross-section of the joint body is the U type, and the slider can be followed PMKD's length direction through the drive of lead screw slide rail and is reciprocating motion. The screw rod slide rail is fixedly connected to the upper end face of the fixed bottom plate through the support with the L-shaped section, the number of the supports in the embodiment is two, the two supports are respectively arranged at two ends of the screw rod slide rail, and the vertical section of the support is connected to the side face, close to the vibration disc, of the screw rod slide rail. When the second motor does not work, the electromagnet is not electrified, and the feeding block is in a withdrawing state; when the second motor works, the electromagnet is electrified, the feeding block is in an extending state, and the feeding block is aligned to the U-shaped groove in the upper end of the material pushing block at the moment. The electromagnet has magnetism when being electrified, the magnetism disappears after the electromagnet is powered off, the rod material for thread rolling processing is usually made of magnetic materials, and corresponding operations of material taking, clamping and material loosening and placing of the feeding mechanism can be realized through the electrification and power-off operations of the electromagnet; compared with the traditional manipulator feeding operation, the electromagnet feeding does not need to accurately identify the position of the rod material, and the material moving operation can be also finished when a gap exists between the rod material and the electromagnet.

As shown in fig. 11 and 12, the pressing mechanism includes a lower fixing plate 25, and a pressing cylinder is connected to an upper end surface of the lower fixing plate and fixed by the upper fixing plate 26 and a bolt 27. An output shaft of the material pressing cylinder penetrates through the lower fixing plate and is connected with a material pressing block with an L-shaped section, the material pressing block comprises a horizontal section and a vertical section, the horizontal section can vertically move through driving of the material pressing cylinder, and the vertical section is arranged right below the horizontal section. The upper end surface of the lower fixing plate is fixedly connected with a material ejecting cylinder, an output shaft of the material ejecting cylinder is horizontally connected with an ejector rod connecting plate with a Z-shaped section, the middle section of the ejector rod connecting plate is perpendicular to the upper section and the lower section, and the Z-shaped plate rotates clockwise by 90 degrees. The output shaft of the ejector cylinder is connected to one vertical plate of the ejector rod connecting plate after rotation, an ejector rod is connected to the other vertical plate of the ejector rod connecting plate, the ejector rod is located below the vertical section, the ejector rod and the vertical section are arranged at intervals, one end of the ejector rod is aligned to the extending section of the vertical section, the other end of the ejector rod is connected with the ejector rod connecting plate, and the ejector rod can move horizontally through driving of the ejector cylinder. When the material pressing mechanism works, the material ejecting cylinder retracts, and the material pressing cylinder extends out to press the rod material to wait for thread rolling; when blanking is needed, the material pressing cylinder retracts, the material ejecting cylinder moves, and the rod material after thread rolling is ejected.

Claims

1. The feeding device for the thread rolling machine is characterized by comprising a feeding mechanism arranged on a fixed bottom plate, wherein the feeding mechanism comprises a vibration disc, an output groove is formed in the circumferential surface of the vibration disc and is in butt joint with a material sliding track of a material sliding mechanism, the other end of the material sliding track aligns to a material ejecting block of the material ejecting mechanism, and the material ejecting block aligns to a feeding block on the feeding mechanism.

2. The feeding device for the thread rolling machine according to claim 1, wherein the feeding mechanism further comprises a fixed support frame for supporting the vibrating disk, the fixed support frame is arranged below the vibrating disk, and the vibrating disk is driven by the first motor to vibrate and feed.

3. The feeding device for the thread rolling machine according to claim 1, wherein the material sliding mechanism further comprises a linear vibrator for assisting material sliding, the linear vibrator is arranged below the material sliding track, and the linear vibrator is connected with the fixed bottom plate through a base.

4. The feeding device for the thread rolling machine according to claim 1, 2 or 3, wherein the material sliding track comprises an inclined material sliding plate, the high end of the material sliding plate is abutted to the output groove, the low end of the material sliding plate is aligned to the ejector block, a first baffle plate parallel to the material sliding plate is arranged above the material sliding plate, and a vertical second baffle plate is arranged on the side surface of the material sliding plate.

5. The feeding device for the thread rolling machine according to claim 1, wherein the upper end of the ejector block is provided with a U-shaped groove aligned with the material sliding track, a slide rail connecting plate which is driven by an ejector cylinder to move vertically is connected to the lower part of the ejector block, and the ejector cylinder is arranged in a groove on the fixed bottom plate.

6. The feeding device for the thread rolling machine according to claim 5, wherein the slide rail connecting plate can slide up and down along a slide rail arranged on a mounting bracket, a limiting buffer is arranged on each of two side planes of the mounting bracket, and the mounting bracket is connected to the fixed base plate through a fixed base.

7. The feeding device for the thread rolling machine according to claim 1, wherein the feeding mechanism further comprises a screw rod slide rail for driving the feeding block to reciprocate, the screw rod slide rail is driven by a second motor, the screw rod slide rail is fixedly connected to the fixed bottom plate through an L-shaped support, and the feeding block is an electromagnet.

8. The feeding device for the thread rolling machine according to claim 1, further comprising a material pressing mechanism, wherein the other end of the feeding mechanism is aligned with a material pressing block with an L-shaped section on the material pressing mechanism, the material pressing block comprises a horizontal section and a vertical section, the horizontal section is driven by a material pressing cylinder to move vertically, and the vertical section is arranged right below the horizontal section.

9. The feeding device for the thread rolling machine according to claim 8, wherein the feeding mechanism further comprises an ejector rod, the ejector rod is located below the vertical section and spaced from the vertical section, one end of the ejector rod is aligned with the extension section of the vertical section, the other end of the ejector rod is connected with an ejector rod connecting plate, and the ejector rod can be driven by an ejector cylinder to move horizontally.