CN110405120B - Feeding device of thread rolling machine and thread rolling machine - Google Patents
Feeding device of thread rolling machine and thread rolling machine Download PDFInfo
- Publication number
- CN110405120B CN110405120B CN201910701307.7A CN201910701307A CN110405120B CN 110405120 B CN110405120 B CN 110405120B CN 201910701307 A CN201910701307 A CN 201910701307A CN 110405120 B CN110405120 B CN 110405120B
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- rocker
- plate
- beating
- pushing
- thread rolling
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- 238000005096 rolling process Methods 0.000 title claims abstract description 77
- 239000000463 material Substances 0.000 claims abstract description 189
- 238000010009 beating Methods 0.000 claims abstract description 102
- 230000000903 blocking effect Effects 0.000 claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims description 29
- 239000003381 stabilizer Substances 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 9
- 210000001503 joint Anatomy 0.000 claims description 5
- 230000009471 action Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 10
- 230000006872 improvement Effects 0.000 description 9
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H3/00—Making helical bodies or bodies having parts of helical shape
- B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
- B21H3/06—Making by means of profiled members other than rolls, e.g. reciprocating flat dies or jaws, moved longitudinally or curvilinearly with respect to each other
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H9/00—Feeding arrangements for rolling machines or apparatus manufacturing articles dealt with in this subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Feeding Of Articles To Conveyors (AREA)
Abstract
The invention discloses a feeding device of a thread rolling machine, wherein a bolt bar rolls downwards along a bottom plate obliquely arranged from back to front along with self gravity, the bolt bar falls into a feeding channel through a discharging gap, a material blocking block blocks the bolt bar in the feeding channel, under the action of external force, a linkage rocker is driven to swing, a pushing slider can be driven to move downwards along a pushing sliding rail by the linkage rocker, the bolt bar in the feeding channel is pushed downwards by the pushing slider to jack the material blocking block, so that the bolt bar is pushed out of the feeding channel to carry out thread rolling, meanwhile, the linkage rocker drives a material beating rod to swing, the material beating block extends into a feed hopper from a material beating opening and is used for beating the bolt bar in the feed hopper, so that the bolt bar is loose and orderly rolls into the discharging gap, the feeding is stable to avoid the phenomenon of blocking, the pushing and the material beating are realized simultaneously by driving the linkage rocker to swing, and the automatic feeding of the bolt bar is realized, and the production efficiency of the thread rolling machine is improved.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to a feeding device of a thread rolling machine.
Background
The thread rolling machine is a special device for producing threads, and the main working principle is that screw blanks between two screw plates are rubbed out to form threads when the two screw plates move mutually through two screw plates which have the same tooth shape as the screw threads. The conventional screw used at present is to add automatic feeding mechanism on traditional thread rolling machine and realize feeding, but these automatic mechanisms can only realize the screw of little draw ratio, and to the screw processing that draw ratio is greater than or equal to 100, can only place the bar through the manual mode between the thread rolling plate and realize the pay-off process of bar, this kind of mode intensity of labour is big, the security is low, production efficiency is low, current thread rolling machine still realizes the pay-off process through setting up the mode of stock stop on the delivery guide rail, but still need the workman to feed one by one, has satisfied batch production, and the card is easy to take place to stop the phenomenon.
Disclosure of Invention
The invention aims to solve the technical problems that: the feeding device of the thread rolling machine is capable of realizing automatic feeding, stable in feeding and capable of improving production efficiency of the thread rolling machine.
The invention solves the technical problems as follows:
the feeding device of the thread rolling machine comprises a frame, a hopper, a pushing mechanism, a beating mechanism and a linkage mechanism, wherein the hopper, the pushing mechanism, the beating mechanism and the linkage mechanism are arranged on the frame, the hopper comprises a front material plate and a bottom plate, the bottom plate is obliquely arranged from back to front, a discharging gap which is arranged in a left-right extending mode is formed between the lower edge of the front material plate and the lower edge of the bottom plate, a material guiding base fixedly arranged on the frame is arranged below the discharging gap, a material feeding channel which is obliquely arranged from back to front is formed between the material guiding base and the bottom of the hopper, and a material blocking block is arranged at the lower end of the material feeding channel;
the pushing mechanism comprises a pushing sliding rail arranged below the bottom plate and a pushing sliding block which is slidably arranged on the pushing sliding rail, the pushing sliding rail is parallel to the feeding channel, and the lower end of the pushing sliding block is arranged at the upper end of the feeding channel;
the material beating mechanism comprises a material beating rod vertically arranged on the front side of the front material plate, the middle part of the material beating rod is hinged with the front material plate, a material beating opening is arranged at the lower part of the front material plate, and the lower end of the material beating rod is connected with a material beating block corresponding to the material beating opening;
the linkage mechanism comprises a linkage rocker arranged above the hopper, the middle part of the linkage rocker is hinged with the frame, one end of the linkage rocker is in transmission connection with the upper end of the material beating rod, and the other end of the linkage rocker is in transmission connection with the upper end of the material pushing sliding block.
The beneficial effects of the invention are as follows: during processing, a considerable amount of bolt bars are placed in the hopper, the bolt bars roll downwards along the bottom plate which is obliquely arranged from back to front along with self gravity, the bolt bars fall into the feeding channel through the discharging gap, the material blocking block blocks the bolt bars in the feeding channel, under the condition that the linkage rocker is driven to swing by external force, the linkage rocker can drive the material pushing sliding block to move downwards along the material pushing sliding rail, the material pushing sliding block pushes the bolt bars in the feeding channel downwards, the material blocking block is jacked, the bolt bars are pushed out of the feeding channel to carry out thread rolling, meanwhile, the linkage rocker drives the material beating rod to swing, the material beating block extends into the feeding hopper from the material beating opening, the bolt bars in the hopper are beaten, the bolt bars are loose and roll into the discharging gap in order, the clamping phenomenon is avoided to occur in the feeding stability, the material pushing and the material beating are realized simultaneously by driving the linkage rocker to swing, and then the automatic feeding of the bolt bars is realized, and the production efficiency of a thread rolling machine is improved.
As a further improvement of the scheme, the bottom of the bottom plate is connected with a linear vibrator, and the linear vibrator is arranged on the frame.
As a further improvement of the scheme, the pushing mechanism comprises a limiting seat fixed on the frame and a connecting piece connected with the pushing sliding block, wherein the connecting piece is connected with a sliding rod parallel to the pushing sliding rail, a sliding hole matched with the sliding rod is formed in the limiting seat, the lower end of the sliding rod is fixedly connected with the connecting piece, a nut is connected with the upper end of the sliding rod in a threaded manner after passing through the sliding hole, a pushing reset spring is sleeved on the sliding rod between the nut and the limiting seat, and the other end of the linkage rocker is in butt joint with the upper end of the sliding rod. When the linkage rocker swings, the linkage rocker is abutted with the upper end of the sliding rod and pushes the sliding rod to move downwards along the pushing sliding rail, the pushing reset spring is compressed and then drives the pushing sliding block to move downwards along the feeding channel, pushing of the bolt bar is achieved, and after the linkage rocker resets, the pushing sliding block returns to the original position under the action of restoring elasticity of the pushing reset spring.
As the further improvement of above-mentioned scheme, the beating material mechanism includes beating material reset spring, beat material reset spring and set up between the preceding lateral wall of beating material pole and preceding flitch the back lateral wall of beating material pole upper end is equipped with the conflict face, the conflict face is from the past backward tilt setting, the one end and the conflict face butt of linkage rocker. When the linkage rocker swings, one end of the linkage rocker swings upwards along the abutting surface and keeps abutting against the abutting surface, the upper end of the beating rod swings forwards due to the fact that the abutting surface is inclined upwards from front to back, the lower end of the beating rod swings backwards, the beating reset spring is compressed, the beating block is driven to extend into the feeding hopper from the beating opening, beating of the bolt bar is achieved, and after the linkage rocker resets, the beating block returns to the original position under the action of the restoring elastic force of the beating reset spring.
As the further improvement of above-mentioned scheme, the linkage rocker includes interconnect's play material rocking arm and pushes away the material rocking arm, play material rocking arm is the back-and-forth extension setting, play material rocking arm and push away material rocking arm and be the contained angle setting each other, play material rocking arm and push away the articulated shaft that the material rocking arm junction was equipped with the axis and is extended the setting about, the linkage rocker passes through the articulated shaft and articulates with the frame, play material rocking arm fixedly connected with is the play material ejector pin that extends the setting about being, play material ejector pin and conflict face butt, push away the upper end of material rocking arm and slide bar and contradict. When the material beating rocker arm and the pushing rocker arm swing around the hinge shaft, the material beating rocker arm is abutted against the abutting surface through the material beating ejector rod, so that the material beating rod is driven to swing, the material beating is realized, the pushing rocker arm is abutted against the upper end of the sliding rod, the sliding rod is driven to move, and the material pushing is realized.
As a further improvement of the scheme, the upper end of the material blocking block is hinged to the front side wall of the front material plate, a material blocking reset torsion spring is arranged between the material blocking block and the front material plate, and the lower end of the material blocking block extends into the lower end of the feeding channel. After the pushing slide block returns to the original position, the lower end of the material blocking block keeps extending into the feeding channel under the action of the material blocking reset torsion spring, and the bolt bar is blocked and limited.
As a further improvement of the scheme, a plurality of baffle blocks are arranged, and the baffle blocks are arranged at intervals left and right along the lower edge of the front material plate. The plurality of baffle blocks meet longer bolt bar, improve the stability of bolt bar ejection of compact, avoid appearing the slope, and influence the quality of thread rolling.
As a further improvement of the scheme, the front end of the guide base is connected with a first stabilizer bar, the front side of the hopper is provided with a second stabilizer bar, the first stabilizer bar and the second stabilizer bar are vertically arranged, the second stabilizer bar and the first stabilizer bar are arranged at intervals, a feeding gap is formed between the second stabilizer bar and the first stabilizer bar, and the feeding gap is communicated with the feeding channel. After the bolt bar is pushed out of the feeding channel by the pushing slide block, the bolt bar can move downwards along a feeding gap formed by the second stabilizing rod and the first stabilizing rod, one end of the bolt bar is subjected to a thread rolling procedure through the thread rolling plate, and the other end of the bolt bar moves along the feeding gap, so that the quality of thread rolling of the bolt bar is improved.
As a further improvement of the scheme, the front end of the material beating rocker arm is provided with an adjusting screw which is vertically arranged, and the upper end of the adjusting screw is in threaded connection with the material beating rocker arm. The height of the lower end of the adjusting screw can be adjusted by rotating the adjusting screw, so that the swing amplitude of the linkage rocker can be adjusted, and the movement stroke of the pushing slide block and the beating block can be adjusted.
In addition, the invention also provides a thread rolling machine, which comprises the feeding device, a fixed thread rolling plate, a movable thread rolling plate and a thread rolling driving device, wherein the fixed thread rolling plate is fixedly arranged below the hopper, the movable thread rolling plate and the fixed thread rolling plate are vertically arranged, the movable thread rolling plate and the fixed thread rolling plate are oppositely arranged front and back, a thread rolling gap is arranged between the movable thread rolling plate and the fixed thread rolling plate, the thread rolling gap is communicated with the feeding channel, the thread rolling gap is oppositely arranged left and right, the thread rolling driving device is in transmission connection with the movable thread rolling plate, the driving device can drive the movable thread rolling plate to move up and down, and the upper end of the movable thread rolling plate is abutted with the lower end of the adjusting screw. When the movable screw plate moves upwards, the adjusting screw is jacked to enable the material beating rocker arm to swing, the material pushing rocker arm also follows the swing, and then the functions of pushing and material beating are achieved simultaneously, the bolt bar falls into the screw clearance, when the movable screw plate moves downwards, the movable screw plate is matched with the movable screw plate to carry out screw rolling on the bolt bar, and under the action of the restoring elastic force of the material blocking reset torsion spring, the material beating reset spring and the material pushing reset spring, the material blocking block, the material beating block and the material pushing sliding block are reset, so that the circulation work is achieved, and the screw rolling of the screw bar is achieved automatically.
The invention is used for thread rolling of threads.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings described are only some embodiments of the invention, but not all embodiments, and that other designs and drawings can be obtained from these drawings by a person skilled in the art without inventive effort.
FIG. 1 is a right side view of a feed device according to an embodiment of the invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a front view of a thread rolling machine according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a thread rolling machine according to an embodiment of the present invention.
Detailed Description
The conception, specific structure, and technical effects produced by the present invention will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present invention. It is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present invention based on the embodiments of the present invention. In addition, all coupling/connection relationships mentioned herein do not refer to direct connection of the components, but rather, refer to the fact that a more optimal coupling structure may be formed by adding or subtracting coupling aids depending on the particular implementation. The technical features of the invention can be interactively combined on the premise of no contradiction and conflict.
Referring to fig. 1 to 4, this is an embodiment of the present invention, in particular:
the feeding device of the thread rolling machine comprises a frame 100, a hopper 200, a pushing mechanism, a beating mechanism and a linkage mechanism which are arranged on the frame 100, wherein the hopper 200 comprises a front material plate 210 and a bottom plate 220, side plates are generally arranged at the left side and the right side of the hopper 200, the bottom plate 220 is arranged in a downward inclined manner from back to front, a discharging gap 230 which is arranged in a left-right extending manner is formed between the lower edge of the front material plate 210 and the lower edge of the bottom plate 220, the discharging gap 230 is determined according to the size of a bolt blank, only one bolt blank can pass through the discharging gap 230, a material guide base 240 which is fixedly arranged on the frame 100 is arranged below the discharging gap 230, a material guide channel 250 which is arranged in a downward inclined manner from back to front is formed between the material guide base 240 and the bottom of the hopper 200, a stop block 260 is arranged at the lower end of the material channel 250, the size of the material guide channel 250 is the same as that of the bottom plate 220, the material guide block 260 can block one bolt blank in the material guide channel 230, the material guide block 260 is arranged in the material guide channel 230 in the left-right direction, the material guide block 260 is arranged at the position between the lower end of the material guide base 240 and the bottom plate 260, a torsion spring 260 is arranged at the position between the lower end of the material guide plate 260 and the material guide plate 260, and the material guide plate 260 is arranged at the position along the lower end of the material guide plate 260, and the material guide plate 260 is arranged at the position, and the material guide plate 260 is in a position and a position between the material guide plate.
The pushing mechanism comprises a pushing slide rail 300 arranged below the bottom plate 220 and a pushing slide block 310 slidably mounted on the pushing slide rail 300, the pushing slide rail 300 is parallel to the feeding channel 250, the lower end of the pushing slide block 310 is arranged at the upper end of the feeding channel 250, and the size of the lower end of the pushing slide block 310 is matched with that of the feeding channel 250, so that only one bolt blank can be pushed out by moving the pushing slide block 310 each time.
As a further improvement of the above scheme, the bottom of the bottom plate 220 is connected with the linear vibrator 900, the linear vibrator 900 is mounted on the frame 100, and the linear vibrator 900 plays a role in vibrating and conveying the bar, so that the bar can freely enter the discharge gap 230, and the phenomenon of material clamping is avoided.
Further, the pushing mechanism comprises a limit seat 320 fixed on the frame 100, and a connecting piece 330 connected with the pushing slide block 310, the connecting piece 330 is connected with a slide rod 331 parallel to the pushing slide rail 300, a sliding hole matched with the slide rod 331 is formed in the limit seat 320, the lower end of the slide rod 331 is fixedly connected with the connecting piece 330, a nut 332 is in threaded connection with the upper end of the slide rod 331 after passing through the sliding hole, a pushing return spring 340 is sleeved on the slide rod between the nut 332 and the limit seat 320, and the other end of the linkage rocker 500 is in butt joint with the upper end of the slide rod 331. When the linkage rocker 500 swings, the linkage rocker 500 abuts against the upper end of the sliding rod 331 and pushes the sliding rod 331 to move downwards along the pushing sliding rail 300, the pushing reset spring 340 is compressed and drives the pushing slider 310 to move downwards along the feeding channel 250, pushing of the bolt bar stock is achieved, and after the linkage rocker 500 resets, the pushing slider 310 returns to the original position under the action of restoring elasticity of the pushing reset spring 340.
The material beating mechanism comprises a material beating rod 400 vertically arranged on the front side of the front material plate 210, the middle part of the material beating rod 400 is hinged with the front material plate 210, a material beating opening 270 is arranged at the lower part of the front material plate 210, and a material beating block 410 corresponding to the material beating opening 270 is connected at the lower end of the material beating rod 400.
Further, the material beating mechanism further comprises a material beating reset spring 420, the material beating reset spring 420 is arranged between the material beating rod 400 and the front side wall of the front material plate 210, an abutting surface 430 is arranged on the rear side wall of the upper end of the material beating rod 400, the abutting surface 430 is obliquely arranged from front to back, and one end of the linkage rocker 500 is abutted to the abutting surface 430. When the linkage rocker 500 swings, one end of the linkage rocker 500 swings upwards along the abutting surface 430 and keeps abutting against the abutting surface 430, the upper end of the striking rod 400 swings forwards due to the fact that the abutting surface 430 is inclined upwards from front to back, the lower end of the striking rod 400 swings backwards, the striking return spring 420 is compressed, the striking block 410 is driven to extend into the feeding hopper 200 from the striking hole 270, striking of a bolt bar is achieved, and after the linkage rocker 500 is reset, the striking block 410 returns to the original position under the action of restoring elasticity of the striking return spring 420.
Further, the linkage mechanism comprises a linkage rocker 500 arranged above the hopper 200, the linkage rocker 500 comprises a material beating rocker 510 and a material pushing rocker 520 which are connected with each other, the material beating rocker 510 is arranged in a back-and-forth extending mode, the material beating rocker 510 and the material pushing rocker 520 are arranged in an included angle mode, an axis extending hinge shaft 530 is arranged at the joint of the material beating rocker 510 and the material pushing rocker 520 in a left-right extending mode, the linkage rocker 500 is hinged with the frame 100 through the hinge shaft 530, the material beating rocker 510 is fixedly connected with a material beating ejector rod 511 which is arranged in a left-and-right extending mode, the material beating ejector rod 511 is in butt joint with the abutting surface 430, and the material pushing rocker 520 abuts against the upper end of the sliding rod 331.
Further as a preferred embodiment, a first stabilizer bar 241 is connected to the front end of the guide base 240, a second stabilizer bar 211 is disposed on the front side of the hopper 200, the first stabilizer bar 241 and the second stabilizer bar 211 are vertically disposed, the second stabilizer bar 211 and the first stabilizer bar 241 are disposed at intervals from front to back, a feeding gap 280 is formed between the second stabilizer bar 211 and the first stabilizer bar 241, and the feeding gap 280 is communicated with the feeding channel 250.
Further as a preferred embodiment, the front end of the material beating rocker 510 is provided with a vertically arranged adjusting screw 512, and the upper end of the adjusting screw 512 is in threaded connection with the material beating rocker 510. The adjusting screw 512 can be rotated to adjust the height of the lower end of the adjusting screw 512, thereby adjusting the swing amplitude of the linkage rocker 500, and adjusting the movement stroke of the pushing block 310 and the beating mass 410.
In addition, this embodiment also provides a thread rolling machine, the thread rolling machine includes feed arrangement, fixed thread rolling plate 600, activity thread rolling plate 700 and thread rolling drive arrangement, thread rolling drive arrangement is the drive arrangement of current thread rolling machine, and the motor passes through the transmission mode of turbine worm and is connected with activity thread rolling plate 700 transmission, fixed thread rolling plate 600 fixed mounting is in the below of hopper 200, activity thread rolling plate 700, fixed thread rolling plate 600 are vertical setting, activity thread rolling plate 700 is the relative setting in front and back with fixed thread rolling plate 600 be equipped with thread rolling clearance 800 between activity thread rolling plate 700 and the fixed thread rolling plate 600, thread rolling clearance 800 communicates with pay-off passageway 250, thread rolling clearance 800 is the relative setting in the left and right sides with pay-off clearance 280, thread rolling drive arrangement is connected with activity thread rolling plate 700 transmission, drive arrangement can drive activity thread rolling plate 700 reciprocate, the upper end of activity thread rolling plate 700 and the lower extreme butt of adjusting screw 512.
The working principle of the thread rolling machine is as follows: during processing, a considerable amount of bolt bars are placed in the hopper 200, so that the bolt bars roll downwards along the bottom plate 220 which is obliquely arranged from back to front along with self gravity, the bolt bars fall into the feeding channel 250 through the discharging gap 230, the blocking block 260 blocks the bolt bars in the feeding channel 250, when the driving device drives the movable thread rolling plate 700 to move upwards, the adjusting screw 512 is pushed, the material beating rocker 510 swings, the material beating rocker 520 also follows the swing, the material beating rocker 520 is abutted with the upper end of the sliding rod 331, the sliding rod 331 is pushed to move downwards along the material beating sliding rail 300, the material pushing reset spring 340 is compressed, the material pushing slider 310 is driven to move downwards along the feeding channel 250, the material pushing slider 310 pushes the bolt bars in the feeding channel 250 downwards, the material blocking block 260 is pushed out of the feeding channel 250, the bolt bars fall into the feeding gap 800 and the feeding gap 280, meanwhile, the material beating rocker 510 is abutted with the abutting surface 430 through the material beating rod 511, the material beating rod 400 is driven to swing, the material beating 410 extends into the hopper 200 from the material beating hole 270, and the material beating bars 200 are further in order to beat the bolt bars 230, and the material beating gap is further in order; when the driving device drives the movable screw plate 700 to move downwards, the movable screw plate 700 is matched with the movable screw plate 700 to thread the bolt bar, and the material blocking block 260, the material beating block 410 and the material pushing sliding block 310 are reset under the action of the restoring elastic force of the material blocking reset torsion spring 261, the material beating reset spring 420 and the material pushing reset spring 340, so that the cyclic work is performed, and the thread rolling of the screw bar is automatically realized.
While the preferred embodiment of the present invention has been described in detail, the present invention is not limited to the embodiments described above, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the present invention, and these equivalent modifications and substitutions are intended to be included in the scope of the present invention as defined in the appended claims.
Claims (4)
1. A thread rolling machine which is characterized in that: comprises a feeding device, a fixed thread rolling plate (600), a movable thread rolling plate (700) and a thread rolling driving device;
the feeding device comprises a frame (100), a hopper (200), a pushing mechanism, a beating mechanism and a linkage mechanism which are arranged on the frame (100), wherein the hopper (200) comprises a front material plate (210) and a bottom plate (220), the bottom plate (220) is obliquely arranged from back to front, a discharging gap (230) which is arranged in a left-right extending mode is formed between the lower edge of the front material plate (210) and the lower edge of the bottom plate (220), a material guiding base (240) which is fixedly arranged on the frame (100) is arranged below the discharging gap (230), a material feeding channel (250) which is obliquely arranged from back to front and downward is formed between the material guiding base (240) and the bottom of the hopper (200), and a material blocking block (260) is arranged at the lower end of the material feeding channel (250);
the pushing mechanism comprises a pushing sliding rail (300) arranged below the bottom plate (220) and a pushing sliding block (310) which is slidably arranged on the pushing sliding rail (300), the pushing sliding rail (300) is parallel to the feeding channel (250), and the lower end of the pushing sliding block (310) is arranged at the upper end of the feeding channel (250);
the material beating mechanism comprises a material beating rod (400) vertically arranged on the front side of a front material plate (210), the middle part of the material beating rod (400) is hinged with the front material plate (210), a material beating opening (270) is arranged at the lower part of the front material plate (210), and the lower end of the material beating rod (400) is connected with a material beating block (410) corresponding to the material beating opening (270);
the linkage mechanism comprises a linkage rocker (500) arranged above the hopper (200), the middle part of the linkage rocker (500) is hinged with the frame (100), one end of the linkage rocker (500) is in transmission connection with the upper end of the material beating rod (400), and the other end of the linkage rocker (500) is in transmission connection with the upper end of the material pushing sliding block (310);
the pushing mechanism comprises a limiting seat (320) fixed on the frame (100), and a connecting piece (330) connected with the pushing sliding block (310), wherein the connecting piece (330) is connected with a sliding rod (331) arranged in parallel with the pushing sliding rail (300), a sliding hole matched with the sliding rod (331) is formed in the limiting seat (320), the lower end of the sliding rod (331) is fixedly connected with the connecting piece (330), a nut (332) is connected with the upper end of the sliding rod (331) in a threaded manner after passing through the sliding hole, a pushing reset spring (340) is sleeved on a sliding rod between the nut (332) and the limiting seat (320), and the other end of the linkage rocker (500) is in butt joint with the upper end of the sliding rod (331);
the material beating mechanism comprises a material beating reset spring (420), the material beating reset spring (420) is arranged between a material beating rod (400) and the front side wall of a front material plate (210), an abutting surface (430) is arranged on the rear side wall of the upper end of the material beating rod (400), the abutting surface (430) is obliquely arranged from front to back, and one end of the linkage rocker (500) is abutted with the abutting surface (430);
the linkage rocker (500) comprises a material beating rocker (510) and a material pushing rocker (520) which are connected with each other, wherein the material beating rocker (510) extends forwards and backwards, the material beating rocker (510) and the material pushing rocker (520) are arranged at an included angle, a hinge shaft (530) with an axis extending leftwards and rightwards is arranged at the joint of the material beating rocker (510) and the material pushing rocker (520), the linkage rocker (500) is hinged with the frame (100) through the hinge shaft (530), the material beating rocker (510) is fixedly connected with a material beating ejector rod (511) extending leftwards and rightwards, the material beating ejector rod (511) is abutted against the abutting surface (430), and the material pushing rocker (520) abuts against the upper end of the sliding rod (331);
the front end of the guide base (240) is connected with a first stabilizer bar (241), the front side of the hopper (200) is provided with a second stabilizer bar (211), the first stabilizer bar (241) and the second stabilizer bar (211) are vertically arranged, the second stabilizer bar (211) and the first stabilizer bar (241) are arranged at intervals in the front-back direction, a feeding gap (280) is formed between the second stabilizer bar (211) and the first stabilizer bar (241), and the feeding gap (280) is communicated with the feeding channel (250);
the front end of the material beating rocker arm (510) is provided with a vertically arranged adjusting screw (512), and the upper end of the adjusting screw (512) is in threaded connection with the material beating rocker arm (510);
the fixed screw plate (600) is fixedly arranged below the hopper (200), the movable screw plate (700) and the fixed screw plate (600) are vertically arranged, the movable screw plate (700) and the fixed screw plate (600) are oppositely arranged front and back, a screw clearance (800) is arranged between the movable screw plate (700) and the fixed screw plate (600), the screw clearance (800) is communicated with the feeding channel (250), the screw clearance (800) and the feeding clearance (280) are oppositely arranged left and right, the screw driving device is in transmission connection with the movable screw plate (700), the driving device can drive the movable screw plate (700) to move up and down, and the upper end of the movable screw plate (700) is in butt joint with the lower end of the adjusting screw (512).
2. A thread rolling machine as claimed in claim 1, wherein:
the bottom of the bottom plate (220) is connected with a linear vibrator (900), and the linear vibrator (900) is arranged on the frame (100).
3. A thread rolling machine as claimed in claim 1, wherein:
the upper end of the baffle block (260) is hinged to the front side wall of the front material plate (210), a baffle reset torsion spring (261) is arranged between the baffle block (260) and the front material plate (210), and the lower end of the baffle block (260) extends into the lower end of the feeding channel (250).
4. A thread rolling machine as claimed in claim 3, wherein: the baffle blocks (260) are provided with a plurality of baffle blocks (260) which are arranged at intervals left and right along the lower edge of the front material plate (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910701307.7A CN110405120B (en) | 2019-07-31 | 2019-07-31 | Feeding device of thread rolling machine and thread rolling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN112191782B (en) * | 2020-09-14 | 2022-04-08 | 慈溪市振成机械有限公司 | Fine thread rolling machine |
| CN112589017B (en) * | 2020-11-25 | 2023-04-25 | 浙江科佳机械有限公司 | Novel thread rolling mechanism for bolt with high thread rolling efficiency |
| CN113003159A (en) * | 2021-04-19 | 2021-06-22 | 苏州英博特智能科技有限公司 | Long bar conveying equipment |
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