CN111702111B

CN111702111B - Anti-expansion ring spring washer punching device and using method thereof

Info

Publication number: CN111702111B
Application number: CN202010518833.2A
Authority: CN
Inventors: 赵关祥; 俞世勇; 严柏赢; 李水文; 唐水陆
Original assignee: Hangzhou Spring Washer Co ltd
Current assignee: Hangzhou Spring Washer Co ltd
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2022-03-25
Anticipated expiration: 2040-06-09
Also published as: CN111702111A

Abstract

The invention discloses an anti-expansion ring spring washer punching device and a using method thereof, the anti-expansion ring spring washer punching device comprises a back plate and a knocking-over assembly, a rack is fixed below the back plate, and the front surface of the back plate is provided with a transverse guide wheel set, the left side of the transverse guide wheel set is provided with a longitudinal guide wheel set, and the left side of the longitudinal guide wheel set is provided with a rotating rod, the outer side of the front end of the rotating rod is connected with a bearing seat, and sliding components are respectively arranged below the left side and the right side of the bearing seat, the knockover component is arranged at the left side of the rotating rod, and a lifting punching component is arranged above the rotating rod, the top end of the lifting punching component is connected with one end of an air pipe, the other end of the air pipe is provided with an air pump, the outer wall of the rotating rod is provided with a slit, the right end of the rotating rod is fixed with a screw rod, the right-hand member outside of screw rod is connected with first toothed disc, and the below of first toothed disc is provided with the second toothed disc. The invention combines the winding operation and the punching operation, thereby not only reducing the burden of workers, but also improving the production efficiency.

Description

Anti-expansion ring spring washer punching device and using method thereof

Technical Field

The invention relates to the technical field of medical instrument drying devices, in particular to an anti-expansion ring spring washer punching device and a using method thereof.

Background

The spring washer is widely applied to bearing and non-bearing structures of common mechanical products, and has the characteristics of low cost, convenient installation and suitability for parts with frequent assembly and disassembly. The flat pad is only used for increasing the contact area, the spring pad can be loose-proof, for example, the spring pad is generally added to a bolt for connecting the motor and the base, the nut can be loose if the spring pad is not arranged due to the vibration of the motor, the spring pad is arranged on a fastening piece on the equipment with vibration generally, and the spring pad is required to be added to a gland flange of a stuffing box on some valves. The spring washer is generally produced by the processes of wire drawing, cold drawing, stamping, cutting and tempering.

However, the spring washer on the current market is mostly divided into regions by steps in the production process of cold drawing and winding operation and punching operation, the whole set of equipment occupies a large space and is inconvenient to place, and the spring washer needs manual hand-held positioning in the punching process, so that the burden of operators is enhanced, and the whole production process is caused to waste time and energy.

Disclosure of Invention

The invention aims to provide a die-cutting device for an anti-expansion ring spring washer and a use method thereof, and solves the problems that the cold-drawing winding operation and the die-cutting operation of the spring washer in the current market are mostly carried out step by step and region by region in the production process, the whole set of equipment occupies a large space and is inconvenient to place, and the spring washer needs to be manually positioned in a hand-held manner in the die-cutting process, so that the burden of operators is increased, and the whole production process is time-consuming and labor-consuming.

In order to achieve the purpose, the invention provides the following technical scheme: a die-cut device for an anti-expansion ring spring washer comprises a back plate and a knocking-over assembly, wherein a rack is fixed below the back plate, and the front surface of the back plate is provided with a transverse guide wheel set, the left side of the transverse guide wheel set is provided with a longitudinal guide wheel set, and the left side of the longitudinal guide wheel set is provided with a rotating rod, the outer side of the front end of the rotating rod is connected with a bearing seat, and sliding components are respectively arranged below the left side and the right side of the bearing seat, the knockover component is arranged at the left side of the rotating rod, and a lifting punching component is arranged above the rotating rod, the top end of the lifting punching component is connected with one end of an air pipe, and the other end of the air pipe is provided with an air pump, the outer wall of the rotating rod is provided with a slit, the right end of the rotating rod is fixed with a screw rod, the outer side of the right end of the screw rod is connected with a first gear disc, and a second gear wheel disc is arranged below the first gear wheel disc, and a stepping motor is installed on the right side of the second gear wheel disc.

Preferably, the first gear disc and the second gear disc are connected in a meshed mode, the first gear disc and the screw are connected in a threaded mode, and the vertical center line of the slit and the vertical center line of the rotating rod are overlapped.

Preferably, the sliding assembly comprises a sliding rod, a sliding rail, a sliding groove and a return spring, the sliding rail is connected to the lower end of the sliding rod, the sliding groove is formed in the sliding rail, and the return spring is arranged in the sliding groove.

Preferably, the sliding rod and the sliding rail form a sliding structure through the sliding groove, the sliding rod and the return spring are fixedly connected, and the sliding rod and the sliding rail form an elastic structure through the return spring.

Preferably, the knocking-over assembly comprises a screw rod, a servo motor, a ball seat, a connecting rod and a lantern ring, the rear end of the screw rod is connected with the servo motor, the ball seat is installed on the outer side of the screw rod, the outer wall of the right side of the ball seat is connected with one end of the connecting rod, and the lantern ring is installed at the other end of the connecting rod.

Preferably, a rotating structure is formed between the screw rod and the servo motor, the screw rod is in threaded connection with the ball seat, the screw rod is parallel to the rotating rod, and the lantern ring is sleeved on the outer side of the rotating rod.

Preferably, the lifting punching assembly comprises a cylinder, a piston, a telescopic rod and a punching cutter, the piston is arranged inside the cylinder, the telescopic rod is connected below the piston, and the punching cutter is arranged at the lower end of the telescopic rod.

Preferably, the inner wall of the cylinder is tightly attached to the piston, the cylinder is communicated with the air pump through an air pipe, the cylinder is of a telescopic structure through the piston and the telescopic rod, the telescopic rod is in threaded connection with the punching knife, and the size of the punching knife is matched with that of the slit.

Preferably, the use method of the anti-expansion ring spring washer punching device comprises the following steps:

s1, moving the steel bar to the left to the rotating rod under the guiding and pulling action of the transverse guide wheel set and the longitudinal guide wheel set;

s2, starting a stepping motor, driving the rotating rod to rotate by the stepping motor through the first gear disc and the second gear disc, and moving the rotating rod to the rear side in the rotating process so that the steel bars are spirally wound on the outer surface of the rotating rod;

s3, starting an air pump, driving the lifting punching component to punch downwards by the air pump, so that the steel ring wound by the punching cutter in the tangential direction punches and cuts the spiral steel ring into a plurality of spring washers;

s4, starting a servo motor in the knocking-over assembly to work, so that the ball seat drives the lantern ring to move along the rotating rod, the spring washers are pushed to be disengaged from the rotating rod from the front end of the rotating rod, and discharging is completed.

Compared with the prior art, the invention has the following beneficial effects:

1. the first gear disc and the second gear disc are meshed with each other, so that the rotating action of the stepping motor is transmitted to the screw rod and the rotating rod, the screw rod and the rotating rod can rotate, and the rotating rod can move forwards or backwards in the rotating process due to the threaded connection of the screw rod and the first gear disc, so that the reinforcing steel bars can be spirally wound on the surface of the rotating rod;

2. the sliding rod in the sliding assembly can slide relative to the sliding rail, so that the bearing seat can be well supported, the position of the bearing seat can be adjusted to be matched with the movement of the rotating rod, and meanwhile, after the bearing seat is pushed away by the knocking-over assembly and is separated from the rotating rod, the bearing seat can be reset under the elastic action of the reset spring, and the stability of the subsequent work of the whole equipment is ensured;

3. according to the invention, the servo motor arranged in the knocking-over assembly can drive the screw rod to rotate, and the ball seat can move forwards or backwards in the rotating process of the screw rod, so that the lantern ring can push the spring washer on the rotating rod to be separated from the rotating rod, automatic discharging is realized, and the burden of workers is effectively reduced;

4. the air pump is arranged to provide stable and sufficient power for the air cylinder and the telescopic rod in the lifting punching component, so that the stable effect of the punching knife during punching is ensured, and meanwhile, the punching knife is matched with the slit, so that the punching is more thorough, the abrasion to the punching knife can be reduced, the service life of the punching knife is effectively prolonged, and the punching knife is connected with the telescopic rod through the screw thread effect, so that the later-stage disassembly and replacement are convenient;

5. the whole device is arranged to combine the cold drawing winding operation and the punching operation, the whole device is compact in layout and small in occupied space, and the spring washer does not need to be positioned by hands of workers during punching operation, so that the operation is more convenient, the burden of the workers is reduced, and the production efficiency can be improved.

Drawings

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

FIG. 2 is a right side view of the structure of the rotating rod and the sliding assembly of the present invention;

FIG. 3 is a schematic top view of the installation of the rotating rod and sliding assembly and the knockover assembly of the present invention;

FIG. 4 is a schematic view of the internal cross-sectional configuration of the lift punch assembly of the present invention;

FIG. 5 is an enlarged view of a portion A of FIG. 3 according to the present invention.

In the figure: 1. a back plate; 2. a frame; 3. a transverse guide wheel set; 4. a longitudinal guide wheel set; 5. a rotating rod; 6. a bearing seat; 7. a sliding assembly; 701. a slide bar; 702. a slide rail; 703. a chute; 704. a return spring; 8. a knockover assembly; 801. a screw rod; 802. a servo motor; 803. a ball seat; 804. a connecting rod; 805. a collar; 9. lifting the punching component; 901. a cylinder; 902. a piston; 903. a telescopic rod; 904. punching a cutter; 10. an air tube; 11. an air pump; 12. a slit; 13. a screw; 14. a first gear plate; 15. a second gear wheel disc; 16. a stepper motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an anti-expansion ring spring washer punching device includes a back plate 1, a frame 2, a transverse guide wheel set 3, a longitudinal guide wheel set 4, a rotating rod 5, a bearing seat 6, a sliding component 7, a sliding rod 701, a sliding rail 702, a sliding chute 703, a return spring 704, a knocking-over component 8, a screw rod 801, a servo motor 802, a ball seat 803, a connecting rod 804, a lantern ring 805, a lifting punching component 9, a cylinder 901, a piston 902, a telescopic rod 903, a punching knife 904, an air pipe 10, an air pump 11, a slit 12, a screw 13, a first gear disc 14, a second gear disc 15 and a stepping motor 16, wherein the frame 2 is fixed below the back plate 1, the transverse guide wheel set 3 is installed on the front side of the back plate 1, the longitudinal guide wheel set 4 is disposed on the left side of the transverse guide wheel set 3, the rotating rod 5 is installed on the left side of the longitudinal guide wheel set 4, the bearing seat 6 is connected to the outer side of the front end of the rotating rod 5, and the sliding components 7 are installed below the left and right sides of the bearing seat 6, the knocking-over component 8 is arranged on the left side of the rotating rod 5, a lifting punching component 9 is arranged above the rotating rod 5, the top end of the lifting punching component 9 is connected with one end of an air pipe 10, the other end of the air pipe 10 is provided with an air pump 11, the outer wall of the rotating rod 5 is provided with a slit 12, the right end of the rotating rod 5 is fixed with a screw 13, the outer side of the right end of the screw 13 is connected with a first gear disc 14, a second gear disc 15 is arranged below the first gear disc 14, the right side of the second gear disc 15 is provided with a stepping motor 16, the first gear disc 14 is in meshing connection with the second gear disc 15, the first gear disc 14 is in threaded connection with the screw 13, the vertical central line of the slit 12 is coincident with the vertical central line of the rotating rod 5, the first gear disc 14 is in meshing connection with the second gear disc 15, so that the rotating action of the stepping motor 16 is transmitted to the screw 13 and the rotating rod 5, so that the screw 13 and the rotary rod 5 can rotate, and the rotary rod 5 can move forwards or backwards during the rotation process because the screw 13 is in threaded connection with the first gear disc 14, so as to realize the spiral winding of the reinforcing steel bars on the surface of the rotary rod 5;

the sliding assembly 7 comprises a sliding bar 701, a sliding rail 702, a sliding groove 703 and a return spring 704, the lower end of the sliding rod 701 is connected with a sliding rail 702, a sliding groove 703 is arranged inside the sliding rail 702, and a return spring 704 is installed inside the sliding groove 703, the sliding rod 701 forms a sliding structure with the sliding rail 702 through the sliding groove 703, and the sliding rod 701 and the return spring 704 are fixedly connected, and the sliding rod 701 forms an elastic structure with the sliding rail 702 through the return spring 704, the sliding rod 701 arranged in the sliding assembly 7 can slide and move relative to the sliding rail 702, not only can well support the bearing seat 6, but also can assist the bearing seat 6 to adjust the position to match with the movement of the rotating rod 5, meanwhile, after the bearing seat 6 is pushed away by the knockover assembly 8 and is separated from the rotating rod 5, the bearing seat 6 can be reset by the elastic action of the reset spring 704, so that the stability of the subsequent work of the whole device is ensured;

the knockover assembly 8 comprises a screw 801, a servo motor 802, a ball seat 803, a connecting rod 804 and a sleeve ring 805, the rear end of the screw rod 801 is connected with a servo motor 802, the outer side of the screw rod 801 is provided with a ball seat 803, the outer wall of the right side of the ball seat 803 is connected with one end of a connecting rod 804, and the other end of the connecting rod 804 is provided with a sleeve ring 805, a rotating structure is formed between the screw rod 801 and the servo motor 802, the screw rod 801 and the ball seat 803 are connected in a threaded manner, the screw rod 801 is parallel to the rotating rod 5, the sleeve ring 805 is sleeved outside the rotating rod 5, the servo motor 802 arranged in the knocking-over component 8 can drive the screw rod 801 to rotate, the ball seat 803 can move forwards or backwards in the rotation process of the screw 801, so that the sleeve ring 805 can push the spring washer on the rotating rod 5 to be separated from the rotating rod 5, automatic discharging is realized, and the burden of workers is effectively reduced;

the lifting punching component 9 comprises a cylinder 901, a piston 902, an expansion link 903 and a punching knife 904, wherein the piston 902 is arranged in the cylinder 901, the expansion link 903 is connected below the piston 902, the punching knife 904 is arranged at the lower end of the expansion link 903, the inner wall of the cylinder 901 is tightly attached to the piston 902, the cylinder 901 forms a communication structure with an air pump 11 through an air pipe 10, the cylinder 901 forms a telescopic structure with the expansion link 903 through the piston 902, the expansion link 903 is in threaded connection with the punching knife 904, the size of the punching knife 904 is matched with that of the slit 12, the air pump 11 is arranged to provide stable and sufficient power for the cylinder 901 and the expansion link 903 in the lifting punching component 9, so that the stable punching effect of the punching knife 904 is ensured, meanwhile, the punching knife 904 is matched with the slit 12, so that the punching is more thorough, the abrasion to the punching knife 904 is reduced, and the service life of the punching knife 904 is effectively prolonged, the punching knife 904 and the telescopic rod 903 are connected through a thread effect, so that the later-stage disassembly and replacement are convenient;

the use method of the anti-expansion ring spring washer punching device comprises the following steps:

Set up whole device and combine cold drawing coiling operation and die-cut operation together, whole equipment overall arrangement is compact, and occupation of land space is little, and when carrying out die-cut operation, spring washer need not the handheld location of workman, and it is more convenient to operate, not only is favorable to alleviateing staff's burden, can also improve production efficiency.

The working principle is as follows: for the anti-expansion ring spring washer punching device and the use method thereof, firstly, a frame 2 supports a back plate 1, the back plate 1 is used for installing and fixing the whole equipment, a steel wire is firstly drawn through a transverse guide wheel group 3 and a longitudinal guide wheel group 4 and moves to a rotating rod 5, then a stepping motor 16 is firstly started, the stepping motor 16 drives a first gear disc 14 to rotate, the first gear disc 14 drives a second gear disc 15 to rotate, a thread effect is generated between the second gear disc 15 and a screw 13, so that the screw 13 drives the rotating rod 5 to move towards the rear side in the rotating process, and the steel wire is spirally wound on the surface of the rotating rod 5;

after winding is completed, an air pump 11 is started, the air pump 11 inflates air into an air cylinder 901 in the lifting punching assembly 9 through an air pipe 10, air in the air cylinder 901 increases, pressure intensity increases, the pressure pushes a piston 902 to move downwards, the piston 902 drives a telescopic rod 903 to move downwards, the telescopic rod 903 drives a punching knife 904 to punch downwards, the punching knife 904 cuts a spring washer, and the punching knife 904 punches into a slit 12, otherwise, the punching knife 904 can restore to an initial position through similar operation, then a servo motor 802 in the knocking-over assembly 8 is started, the servo motor 802 works to drive a lead screw 801 to rotate, the lead screw 801 drives a ball seat 803 to move forwards, the ball seat 803 drives a lantern ring 805 to move forwards along a rotating rod 5 through a connecting rod 804, and the lantern ring pushes the spring washer to move forwards along the rotating rod 5 until the spring washer contacts a bearing seat 6;

and then moving forwards to enable the bearing seat 6 to move forwards, the bearing seat 6 drives the sliding rod 701 in the sliding assembly 7 to move forwards along the sliding groove 703 in the sliding rail 702, the return spring 704 extends in the sliding groove 703 until the bearing seat 6 is separated from the rotating rod 5, the spring washer is separated from the rotating rod 5 at the moment, otherwise, the knocking-over assembly 8 can be restored by the same operation, the sliding rod 701 can rebound to reset by utilizing the elastic action of the return spring 704, and the bearing seat 6 is driven to reset at the same time, so that the use process of the whole anti-expansion ring spring washer punching device and the use method thereof is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a die-cut device of ring spring washer prevents rising, includes backplate (1) and knockover subassembly (8), its characterized in that: the air pump structure is characterized in that a rack (2) is fixed below the back plate (1), a transverse guide wheel set (3) is installed on the front face of the back plate (1), a longitudinal guide wheel set (4) is arranged on the left side of the transverse guide wheel set (3), a rotating rod (5) is installed on the left side of the longitudinal guide wheel set (4), a bearing seat (6) is connected to the outer side of the front end of the rotating rod (5), sliding assemblies (7) are installed below the left side and the right side of the bearing seat (6), a ring-releasing assembly (8) is installed on the left side of the rotating rod (5), a lifting punching assembly (9) is arranged above the rotating rod (5), the top end of the lifting punching assembly (9) is connected with one end of an air pipe (10), an air pump (11) is installed at the other end of the air pipe (10), a slit (12) is formed in the outer wall of the rotating rod (5), and a screw (13) is fixed at the right end of the rotating rod (5), the outer side of the right end of the screw rod (13) is connected with a first gear disc (14), a second gear disc (15) is arranged below the first gear disc (14), a stepping motor (16) is installed on the right side of the second gear disc (15), the sliding assembly (7) comprises a sliding rod (701), a sliding rail (702), a sliding groove (703) and a reset spring (704), the lower end of the sliding rod (701) is connected with the sliding rail (702), the sliding groove (703) is formed in the sliding rail (702), the reset spring (704) is installed in the sliding groove (703), the knocking-over assembly (8) comprises a screw rod (801), a servo motor (802), a ball seat (803), a connecting rod (804) and a lantern ring (805), the rear end of the screw rod (801) is connected with the servo motor (802), the ball seat (803) is installed on the outer side of the screw rod (801), and the outer wall of the right side of the ball seat (803) is connected with one end of the connecting rod (804), and the other end of the connecting rod (804) is provided with a sleeve ring (805).

2. The apparatus of claim 1, wherein: the first gear disc (14) is connected with the second gear disc (15) in a meshing mode, the first gear disc (14) is in threaded connection with the screw (13) in a connecting mode, and the vertical center line of the slit (12) and the vertical center line of the rotating rod (5) are overlapped.

3. The apparatus of claim 1, wherein: the sliding rod (701) and the sliding rail (702) form a sliding structure through the sliding groove (703), the sliding rod (701) and the return spring (704) are fixedly connected, and the sliding rod (701) and the sliding rail (702) form an elastic structure through the return spring (704).

4. The apparatus of claim 1, wherein: a rotating structure is formed between the screw rod (801) and the servo motor (802), the screw rod (801) and the ball seat (803) are in threaded connection, the screw rod (801) and the rotating rod (5) are parallel to each other, and the sleeve ring (805) is sleeved on the outer side of the rotating rod (5).

5. The apparatus of claim 1, wherein: the lifting punching assembly (9) comprises a cylinder (901), a piston (902), an expansion rod (903) and a punching knife (904), the piston (902) is arranged inside the cylinder (901), the expansion rod (903) is connected to the lower portion of the piston (902), and the punching knife (904) is arranged at the lower end of the expansion rod (903).

6. The apparatus of claim 5, wherein: the inner wall of the air cylinder (901) is tightly attached to the piston (902), the air cylinder (901) forms a communication structure with the air pump (11) through the air pipe (10), the air cylinder (901) forms a telescopic structure with the telescopic rod (903) through the piston (902), the telescopic rod (903) is in threaded connection with the stamping knife (904), and the size of the stamping knife (904) is matched with that of the slit (12).

7. An anti-expansion ring spring washer die-cutting device according to any one of claims 1 to 6, characterized in that: the use method of the anti-expansion ring spring washer punching device comprises the following steps: