CN210817176U

CN210817176U - Two-die three-punch cold header

Info

Publication number: CN210817176U
Application number: CN201921279493.1U
Authority: CN
Inventors: 陈恒业
Original assignee: Guangzhou Innor Machinery Co ltd
Current assignee: Guangzhou Innor Machinery Co ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-06-23
Anticipated expiration: 2029-08-08

Abstract

The utility model relates to a cold heading machine, especially a two mould three punching cold heading machine, it includes cold heading machine body, monitoring mechanism, aligning mechanism and unwinding mechanism, the utility model discloses an aligning mechanism can carry out the wire rod and transversely and vertically straighten, reduces the crookedness of wire rod as far as, and the straightness of wire rod is monitored to photoelectric switch A and photoelectric switch B through monitoring mechanism, can report to the police through the alarm when the wire rod takes place to bend, can shut down the investigation through the manual work after taking place the wire rod to bend many times, improves the efficiency and the product quality of production; wipe the wire rod device through the setting and can clean the wire rod before processing, further improve the quality of product, prevent simultaneously that thick thing etc. on the wire rod from entering into the mould of cold heading machine, cause the influence to the grinding apparatus.

Description

Two-die three-punch cold header

Technical Field

The utility model relates to a cold heading machine, especially a two mould three towards cold heading machines.

Background

The cold header is special equipment for batch production of nuts, bolts and other parts, and the working principle of the two-die three-punch cold header is as follows: and when the second stamping die is lifted up to the first main die to receive the blank, the blank which is extruded and deformed by the first stamping die and is left in the first main die can be stamped and deformed for the second time, the blank is pushed into the second stamping by the ejector rod in the first main die and then is received in the second main die, the stamping and deformation are carried out for the third time, and the third stamping die is lifted up to the second main die to complete the last stamping, so that the whole cold heading forming process is completed.

The two-die three-punch principle is simple, but the production efficiency is not high, and the reason is mainly that the requirement of the conventional cold header on materials is too high, one punch can be blocked or abnormal due to slightly bent materials, a large amount of waste products are generated, and parts of the machine can be damaged, so that the straightness of the wire rod is necessarily monitored before the wire rod is fed into the cold header.

Disclosure of Invention

The utility model provides a to prior art not enough, the utility model provides a can advance to carry out the two mould three towards cold heading machines that monitor again to the straightness of wire rod after the straightening at the wire rod.

The technical scheme of the utility model is that: the utility model provides a two mould three punching cold heading machines which characterized in that: the automatic wire straightening device comprises a cold header body, a monitoring mechanism, a straightening mechanism and an unwinding mechanism, wherein the unwinding mechanism is arranged on one side of the cold header body and consists of a base and a rotating shaft, the rotating shaft is installed on the top surface of the base, a coil is sleeved on the rotating shaft, a wire of the coil enters a wire inlet end of the cold header body through the straightening mechanism and the monitoring mechanism respectively, the monitoring mechanism is arranged on the left side of the straightening mechanism and consists of a bottom frame, an installation box, a photoelectric switch A, a photoelectric switch B and an alarm, the installation box is detachably installed on the top surface of the bottom frame, a photoelectric switch A and a photoelectric switch B are installed in the installation box through a support, the photoelectric switch B is installed on one side of the photoelectric switch A, the photoelectric switch A and the photoelectric switch B are both electrically connected with the alarm through wires, the photoelectric switch A comprises a photoelectric switch transmitting end A and a photoelectric switch receiving end A which are vertically installed in opposite directions, the photoelectric switch B comprises a photoelectric switch transmitting end B and a photoelectric switch receiving end B which are transversely arranged and horizontally arranged oppositely.

Furthermore, photoelectric switch A and photoelectric switch B all are provided with two sets ofly, and two sets ofly the distance between photoelectric switch A and between two sets of photoelectric switch B is greater than the external diameter of wire rod.

Further, straightening mechanism comprises base and mounting panel, the top surface of base is provided with the mounting panel, the mounting panel includes diaphragm and riser, the diaphragm sets up with the riser is perpendicular, install three concave wheel and two convex wheels through the pivot on the diaphragm, concave wheel and convex wheel are for staggering arranging, through two correction gyro wheels of shaft installation on the side of riser, two correction gyro wheel subtend arrange.

Further, one side of riser is provided with wipes traditional thread binding putting, wipe traditional thread binding putting including mounting bracket, flat board, conduit and spring clamp, the one end of mounting bracket is fixed in one side of riser, and the other end is fixed with the flat board, is fixed with the conduit on the flat board, the spring clamp is installed to the mouth of pipe department of conduit one end, and the spring clamp is including last clamping piece, lower clamping piece and torsion spring, goes up clamping piece and lower clamping piece one end and presss from both sides tightly under torsion spring's effect and constitutes the chuck, presss from both sides two wiping cloth in the chuck.

Furthermore, the alarm is an audible and visual alarm.

Further, a counter is mounted on the bottom frame.

The utility model discloses a theory of operation and working process:

when the device works, wires on the unwinding mechanism respectively enter a wire inlet end of a cold header body through a straightening mechanism, a wire erasing device and a monitoring mechanism, then are dragged by a driving device in the cold header body to continuously convey the wires forwards, the wires are transversely straightened through a convex wheel and a concave wheel through the straightening mechanism and longitudinally straightened through a straightening roller, then enter the wire erasing device to be wiped and then enter a detection box, two groups of photoelectric switches A monitor transverse bending of the wires, two groups of photoelectric switches B detect longitudinal bending of the wires, when the bent parts of the wires touch rays emitted by a photoelectric switch emitting end A and a photoelectric switch emitting end B, the bending of the wires is explained, the photoelectric switch receiving end A or the photoelectric switch receiving end B controls an audible and visual alarm, a worker examines the wires and counts the wires through a counter, if the alarming times in a period of time are excessive, the machine is stopped for processing.

The utility model has the advantages that: the utility model discloses a straightening mechanism can carry out horizontal and vertical straightening of wire rod, reduces the crookedness of wire rod as far as, and the photoelectric switch A and the photoelectric switch B of rethread monitoring mechanism monitor the straightness of wire rod, can report to the police through the alarm when the wire rod takes place to buckle, can shut down the investigation through the manual work after taking place the wire rod to buckle many times, improves the efficiency of production and product quality; wipe the wire rod device through the setting and can clean the wire rod before processing, further improve the quality of product, prevent simultaneously that thick thing etc. on the wire rod from entering into the mould of cold heading machine, cause the influence to the grinding apparatus.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the cross plate;

FIG. 3 is a schematic view of the monitoring mechanism;

FIG. 4 is a schematic structural diagram of the optoelectronic switch A;

FIG. 5 is a schematic structural diagram of the optoelectronic switch B;

FIG. 6 is a schematic structural diagram of a wire wiping device.

In the figure, 1, a cold header body; 2. a monitoring mechanism; 3. a straightening mechanism; 4. an unwinding mechanism; 5. a coil; 6. a concave wheel; 7. a convex wheel; 8. correcting the roller; 9. a line wiping device; 10. a counter; 201. a chassis; 202. installing a box; 203. a photoelectric switch A; 204. a photoelectric switch B; 205. an alarm; 301. a base; 302. mounting a plate; 401. a base; 402. a rotating shaft; 901. a mounting frame; 902. a flat plate; 903. a conduit; 904. a spring clip; 2031. a photoelectric switch transmitting terminal A; 2032. a photoelectric switch receiving end A; 2041. a photoelectric switch transmitting terminal B; 2042. a photoelectric switch receiving end B; 3021. a transverse plate; 3022. a riser.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:

as shown in fig. 1-6, a two-die three-punch cold header is characterized in that: it includes cold heading machine body 1, monitoring mechanism 2, straightening mechanism 3 and unwinding mechanism 4, one side of cold heading machine body 1 is provided with unwinding mechanism 4, unwinding mechanism 4 comprises base 401 and axis of rotation 402, axis of rotation 402 is installed to the top surface of base 401, the cover is equipped with coil 5 on the axis of rotation 402, coil 5's wire rod gets into the inlet wire end of cold heading machine body 1 through straightening mechanism 3 and monitoring mechanism 2 respectively, the left side of straightening mechanism 3 is provided with monitoring mechanism 2, monitoring mechanism 2 comprises chassis 201, install bin 202, photoelectric switch A203, photoelectric switch B204 and alarm 205, the detachable install bin 202 of top surface of chassis 201, install photoelectric switch A203 and photoelectric switch B204 through the support in the install bin 202, photoelectric switch B204 is installed to one side of photoelectric switch A203, photoelectric switch A203 and photoelectric switch B204 all pass through wire and alarm 205 electric connection, the photoelectric switch a203 comprises a photoelectric switch transmitting end a2031 and a photoelectric switch receiving end a2032 which are vertically installed in an opposite way, and the photoelectric switch B204 comprises a photoelectric switch transmitting end B2041 and a photoelectric switch receiving end B2042 which are horizontally installed in an opposite way.

The photoelectric switches A203 and the photoelectric switches B204 are respectively provided with two groups, and the distance between the two groups of photoelectric switches A203 and the distance between the two groups of photoelectric switches B204 are larger than the outer diameter of the wire.

Straightening mechanism 3 comprises base 301 and mounting panel 302, the top surface of base 301 is provided with mounting panel 302, mounting panel 302 includes diaphragm 3021 and riser 3022, diaphragm 3021 sets up with the riser perpendicular 3022 is straight, install three concave wheel 6 and two convex wheels 7 through the pivot on diaphragm 3021, concave wheel 6 and convex wheel 7 are for staggering the arrangement, through two correction gyro wheels 8 of shaft installation on the side of riser 3022, two correction gyro wheel 8 subtend arrangements.

One side of riser 3022 is provided with wipes traditional thread binding putting 9, wipe traditional thread binding putting 9 including mounting bracket 901, flat 902, conduit 903 and spring clamp 904, the one end of mounting bracket 901 is fixed in one side of riser 3022, and the other end is fixed with flat 902, is fixed with conduit 903 on flat 902, the spring clamp 904 is installed to the mouth of pipe department of conduit 903 one end, and spring clamp 904 is including last clamping piece, lower clamping piece and torsion spring, goes up clamping piece and lower clamping piece one end and presss from both sides tightly under torsion spring's effect and constitutes the chuck, accompanies two wiping cloths in the chuck, and the concrete structure of the device of wiping in this application sees the inlet wire of the cold heading machine that chinese patent discloses in detail and wipes the mechanism, the application number: 201820431373.8.

the alarm 205 is an audible and visual alarm.

The chassis 201 is mounted with a counter 10.

The cold heading machine body in the embodiment adopts an HBF-823 two-die three-punch screw cold heading machine manufactured by Suzhou brightness macro mechanical Co.

The photoelectric switch a and the photoelectric switch B in this embodiment are the multifunctional photoelectric switches disclosed in chinese patents, application numbers: 201620530420.5, the receiver is connected with the transmitter by signal, the output end of the receiver is connected with the input end of the signal shaper by data, the output end of the signal shaper is connected with the input end of the integrated device by data, and the output end of the integrated device is connected with the signal abnormal alarm and the controller by data.

The alarm in the embodiment adopts a JRSG03 remote-control alarm produced by Shenzhen Chengxiai science and technology Limited.

The counter in this embodiment is a manual mechanical counter of "sunny" brand.

The foregoing embodiments and description have been provided to illustrate the principles and preferred embodiments of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed.

Claims

1. The utility model provides a two mould three punching cold heading machines which characterized in that: it includes cold heading machine body (1), monitoring mechanism (2), straightening mechanism (3) and unwinding mechanism (4), one side of cold heading machine body (1) is provided with unwinding mechanism (4), unwinding mechanism (4) comprises base (401) and axis of rotation (402), axis of rotation (402) is installed to the top surface of base (401), the cover is equipped with coil (5) on axis of rotation (402), the wire rod of coil (5) gets into the inlet wire end of cold heading machine body (1) through straightening mechanism (3) and monitoring mechanism (2) respectively, the left side of straightening mechanism (3) is provided with monitoring mechanism (2), monitoring mechanism (2) comprises chassis (201), install bin (202), photoelectric switch A (203), photoelectric switch B (204) and alarm (205), install bin (202) on the detachable top surface of chassis (201), photoelectric switch A (203) and photoelectric switch B (204) are installed through the support in install bin (202), photoelectric switch B (204) are installed to one side of photoelectric switch A (203), photoelectric switch A (203) and photoelectric switch B (204) all pass through wire and alarm (205) electric connection, photoelectric switch A (203) include vertical subtend installation photoelectric switch transmitting terminal A (2031) and photoelectric switch receiving terminal A (2032), photoelectric switch B (204) include horizontal subtend installation's photoelectric switch transmitting terminal B (2041) and photoelectric switch receiving terminal B (2042) of horizontal installation.

2. The two-die three-punch cold header as claimed in claim 1, wherein: the photoelectric switches A (203) and the photoelectric switches B (204) are respectively provided with two groups, and the distance between the two groups of photoelectric switches A (203) and the distance between the two groups of photoelectric switches B (204) are larger than the outer diameter of the wire.

3. A two-die three-shot cold heading machine according to claim 2, wherein: straightening mechanism (3) comprise base (301) and mounting panel (302), the top surface of base (301) is provided with mounting panel (302), mounting panel (302) are including diaphragm (3021) and riser (3022), diaphragm (3021) set up with riser (3022) perpendicularly, install three concave wheel (6) and two convex wheels (7) through the pivot on diaphragm (3021), concave wheel (6) and convex wheel (7) are arranged for staggering, through two correction gyro wheel (8) of shaft installation on the side of riser (3022), two correction gyro wheel (8) subtend are arranged.

4. A two-die three-shot cold heading machine according to claim 3, wherein: one side of riser (3022) is provided with wipes traditional thread binding putting (9), wipe traditional thread binding putting (9) including mounting bracket (901), flat board (902), conduit (903) and spring clamp (904), the one end of mounting bracket (901) is fixed in one side of riser (3022), and the other end is fixed with flat board (902), is fixed with conduit (903) on flat board (902), spring clamp (904) are installed to the mouth of pipe department of conduit (903) one end, and spring clamp (904) are including last clamping piece, lower clamping piece and torsion spring, go up clamping piece and lower clamping piece one end and press from both sides tightly constitution chuck under torsion spring's effect, accompany two wipes in the chuck.

5. The two-die three-shot cold heading machine according to claim 4, wherein: the alarm (205) is an audible and visual alarm.

6. The two-die three-shot cold heading machine according to claim 5, wherein: the chassis (201) is provided with a counter (10).