CN105562498A - Continuous copper strip stamping worktable - Google Patents

Abstract

The invention discloses a continuous copper strip stamping workbench, which comprises a frame, an upper mold, a lower mold and a lifting mechanism, a guide belt is connected between the frames, a lower mold is fixed inside the guide belt, and a hydraulic pressure is connected to the bottom of the lower mold. Oil cylinder; a beam is installed on the frame, a control box is installed on the upper end of the beam, and a lifting mechanism is installed inside the beam and inside the control box. The lifting mechanism includes a driving device, a first gear shaft, a second gear shaft, a first eccentric gear, and a second gear shaft. A lifting link, a second eccentric gear, a second lifting link, an elastic guide post, and a guide band switch are arranged at the lower end of the crossbeam, and the elastic guide post and the guide band switch match each other. The present invention introduces the guide belt structure on the basis of the existing stamping forming technology, installs the lower mold on the guide belt, conveys the lower mold at a uniform speed by means of the guide belt, and stamps the lower mold with the upper mold during the conveying process, realizing automatic continuous production. Save time and labor, save labor, reduce costs, fast stamping speed, and significantly improve work efficiency.

Description

A continuous copper strip stamping workbench

technical field

The invention relates to a stamping machine, in particular to a continuous copper strip stamping workbench.

Background technique

Copper strip is a kind of metal component, the product specifications are (0.1～3)×(50～250)mm copper strip products in various states, mainly used in the production of electrical components, lamp holders, battery caps, buttons, seals, connectors , mainly used as electrical, thermal, and corrosion-resistant equipment. Such as electrical components, switches, gaskets, gaskets, electric vacuum devices, radiators, conductive base materials, and automotive water tanks, heat sinks, cylinder plates and other parts.

The copper strip is processed into various parts, which requires the use of stamping forming technology; the existing stamping forming technology is: first, the worker adjusts the mold on the punching machine, puts the adjusted mold into the press, and uses the press to press the copper strip. into various parts, and then the workers take out the stamped parts. The above-mentioned stamping technology is relatively cumbersome, has a low degree of automation, is time-consuming and labor-intensive, and requires a large number of workers, resulting in a high cost. And stamping speed is slow, and work efficiency is low, is not suitable for large-scale production.

Contents of the invention

The purpose of the present invention is to provide a continuous copper strip stamping workbench, which introduces the guide belt structure on the basis of the existing stamping forming technology, installs the lower mold on the guide belt, and conveys the lower mold at a uniform speed by means of the guide belt. The above mold stamps the lower mold, and the copper strip is stamped into parts to realize automatic continuous production. Save time and labor, save labor, reduce costs, fast stamping speed, significantly improved work efficiency, suitable for large-scale factory production.

In order to solve the above technical problems, the following technical solutions are adopted:

A continuous copper strip stamping workbench, including a frame, an upper mold, a lower mold and a lifting mechanism, the lower mold and the upper mold are matched with each other, and it is characterized in that: a guide belt is connected between the frames, and a lower mold is fixed inside the guide belt , the lower mold is evenly set, the bottom of the lower mold is connected with a hydraulic cylinder, the hydraulic cylinder acts on the lower mold, the two sides of the guide belt are laid with guide belt glue; the frame is equipped with a beam, the upper end of the beam is installed with a control box, and the inside of the beam It communicates with the inside of the control box, and forms a cavity after communicating with each other. A lifting mechanism is installed in the cavity. The lifting mechanism includes a driving device, and the driving device is respectively connected with a first gear shaft and a second gear shaft. The first gear shaft and the The second gear shaft moves synchronously. The first gear shaft is connected with the first eccentric gear. The first gear shaft and the first eccentric gear mesh with each other. The lower end of the first eccentric gear is connected with the first lifting link. The lower end of the upper mold is connected to the upper mold; the second gear shaft is connected with the second eccentric gear, the second gear shaft and the second eccentric gear are meshed with each other, the second eccentric gear is connected with the second lifting link, and the lower end of the second lifting link The elastic guide post is connected, and the lower end of the crossbeam is provided with a conduction band switch, and the elastic guide post and the conduction band switch match each other.

Further, guide plates are connected between the racks, the guide plates are located at the front ends of the racks, and guide holes are provided on the guide plates. The copper strip is guided to the guide belt through the guide hole on the guide plate, so that the guide belt runs according to the established running track, avoiding deviation of the copper belt, and indirectly improving work efficiency.

Further, a scraper is hinged between the racks, the scraper is located at the rear end of the rack, and the scraper acts on the guide belt. The scraper is on top of the guide belt, and scrapes the stamped copper strip waste to separate it from the guide belt adhesive, preventing the copper strip waste from running below the guide belt and causing failure, and guiding the copper strip waste to move behind the guide belt. The structure is simple and the design clever.

Further, the guide belt is connected with a guide pulley, the guide pulley includes a first guide pulley and a second guide pulley, the first guide pulley is connected to the front end of the guide belt, and a first motor is connected to the first guide pulley ; The second guide pulley is connected to the rear end of the guide belt, and the second guide pulley is connected with a second motor. The first belt guide wheel and the second belt guide wheel drive the belt guide to drive the belt guide to rotate at a constant speed, the structure is simple, and the operation is comfortable.

Further, the inner side of the frame is connected with a chute and a limit pressure plate, the limit pressure plate is movably connected to the chute, the limit pressure plate is located above the guide belt, and the limit pressure plate and the guide belt glue cooperate with each other. The limit pressing plate limits the position of the copper strip, and the limit pressing plate can be adjusted up and down along the chute to match copper strips of different thicknesses, which has a wide range of applications.

Furthermore, brackets are connected to the outer sides of the frame, the upper ends of the brackets are connected to beams, fans are connected to the brackets, and tuyeres are arranged on the surface of the brackets, and the fans and the tuyeres are connected to each other. The bracket supports the beam, which has a simple structure and has an ideal supporting effect; the fan blows the surface of the guide belt through the air outlet, which has the effect of cleaning dust and impurities.

Further, the driving device includes a lifting motor, a transmission belt and a flywheel, one end of the transmission belt meshes with the lifting motor, the other end of the transmission belt meshes with the flywheel, and the axis of the flywheel is respectively connected with a first gear shaft and a second gear shaft. The lifting motor drives the flywheel to rotate through the transmission belt, and then drives the first gear shaft and the second gear shaft, and the structure is simple.

Further, a limit block is connected to the first lifting link, and a through hole is arranged on the limit block, and the through hole matches with the first lift link. The limit block limits the working position of the first lifting link, avoids running deviation and slipping, and has a simple structure.

Further, the elastic guide post includes a guide post, a spring, and a pressing block. The upper end of the guide post is connected to the second lifting link, the lower end of the guide post is connected to the spring, and the lower end of the spring is connected to the pressing block. The pressing block matches the guide belt switch. The pressing block presses the guide belt switch to control the opening and closing of the guide belt. Since the first lifting link and the second lifting link move synchronously, and the distance that the first lifting link can move down is greater than that of the second lifting link. The distance, so the spring is used to compensate for the distance difference. The above-mentioned structure is ingenious in design, simple in structure and easy to manufacture.

Owing to adopting above-mentioned technical scheme, have following beneficial effect:

The invention is a continuous copper strip stamping workbench, which introduces the structure of the guide belt on the basis of the existing stamping forming technology, installs the lower mold on the guide belt, and conveys the lower mold at a uniform speed by means of the guide belt, and stamps the upper mold during the conveying process. Lower the mold, punch the copper strip into parts, and realize automatic continuous production. Save time and labor, save labor, reduce costs, fast stamping speed, significantly improved work efficiency, suitable for large-scale factory production. The specific beneficial effects are as follows:

1. The guide belt is driven by the first guide pulley and the second guide pulley to make a uniform circular reciprocating motion, so that the copper belt can be conveyed at a constant speed. In this process, the upper mold and the lower mold are used to continuously stamp the copper belt to make parts. Automatic continuous production is realized, the work efficiency is significantly improved, the yield is significantly improved, and it has huge economic and social benefits; compared with the prior art, the present invention is easier to operate, saves time and effort, can reduce labor force, and reduce labor expenditure. Indirectly increase income.

2. The hydraulic cylinder acts on the lower mold. When the lower mold moves to the lower part of the guide belt, the hydraulic cylinder works to continuously push the lower mold, causing the parts stamped and formed in the lower mold to fall into the collection tank. Automatic collection without manual operation, saving time and effort.

3. The tape guide is viscous and can stick to the copper tape, making it move at a constant speed with the guide tape. On this basis, continuous production is realized. The tape guide is easy to obtain and low in cost.

4. The lifting mechanism and the lower mold cooperate with each other to realize continuous stamping of copper strips. The working principle is as follows: the first gear shaft drives the first eccentric gear to run, and then the first lifting connecting rod moves up and down; when moving down, the upper mold moves toward At this time, the second lifting link moves downward synchronously, the elastic guide column presses the guide belt switch downward, the guide belt stops running, the upper mold continues to move towards the lower mold, and the copper strip is stamped to form parts, and the parts fall on the lower mold. When moving upwards, the upper mold is gradually separated from the lower mold, and at the same time, the elastic guide column is separated from the guide belt switch, and the guide belt runs again, taking away the stamped lower mold and bringing the next lower mold. Continuous stamping is realized by such cyclical reciprocating operations, with high work efficiency, very ingenious structural design, simple manufacture and low cost.

Description of drawings

Below in conjunction with accompanying drawing, the utility is further described:

Fig. 1 is the structural representation of a kind of continuous copper strip stamping workbench of the present invention;

Fig. 2 is the sectional view of beam and control box in the present invention;

Fig. 3 is the schematic diagram of the three-dimensional structure of the lifting mechanism in the present invention;

Fig. 4 is a schematic structural diagram of direction A in Fig. 3;

Fig. 5 is the sectional view of conduction band in the present invention;

Fig. 6 is a schematic structural view of a scraper in the present invention;

detailed description

As shown in Figures 1 to 6, a continuous copper strip stamping workbench includes a frame 1, an upper mold 21, a lower mold 4 and a lifting mechanism. The frame 1 is composed of the left frame 1 and the right frame 1. The frame 1 is 10m long and 0.95m wide. The frame 1 is made of steel and has a firm structure. A guide belt 3 is connected between the left frame 1 and the right rack 1, and the guide belt 3 is laid with guide belt adhesive 7 on the left and right sides. The guide belt adhesive 7 is viscous and can stick to the copper belt so that it The guide belt 3 moves at a constant speed, and continuous production is realized on this basis. The guide belt glue 7 is easy to obtain materials and low in cost; the guide belt 3 is fixed with a lower mold 4, and the lower molds 4 are uniformly arranged at an interval of 0.25m; each lower mold 4 The bottom of each is equipped with a hydraulic cylinder 30, and the hydraulic cylinder 30 corresponds to the lower mold 4 one by one. The hydraulic cylinder 30 acts on the lower mold 4. When the lower mold 4 moves to the lower part of the guide belt 3, the hydraulic cylinder 30 works to continuously push the lower mold. 4. Prompt the parts stamped and formed in the lower mold 4 to drop and fall into the collecting tank. Automatic collection without manual operation, saving time and effort.

The guide belt 3 is connected with a guide pulley, the guide pulley includes a first guide pulley 31 and a second guide pulley 32, the first guide pulley 31 is connected to the front end of the guide belt 3, and the first guide pulley 31 is connected to There is a first motor (not marked in the figure); the second guide pulley 32 is connected to the rear end of the guide belt 3, and the second guide pulley 32 is connected with a second motor (not marked in the figure). After the first motor and the second motor are activated, the first guide pulley 31 and the second guide pulley 32 drive the guide belt 3 to drive the guide belt 3 to rotate at a constant speed, and then drive the lower mold 4 to rotate at a constant speed. The structure is simple and the operation is comfortable.

The outsides of the left side frame 1 and the right side frame 1 are all provided with a bracket 2, and the bracket 2 is welded with the frame 1, which is very firm. The upper end of bracket 2 is connected with crossbeam 8, is connected with fan (not marked in the figure) in bracket 2, and the surface of bracket 2 is provided with tuyere (not marked in figure), and fan and tuyere are connected with each other. The bracket 2 supports the beam 8, which has a simple structure and has an ideal supporting effect; the fan blows the surface of the guide belt 3 through the tuyere, which has the effect of cleaning dust and impurities, and keeps the surface of the guide belt 3 clean.

A control box 9 is installed on the upper end of the crossbeam 8. The inside of the crossbeam 8 and the inside of the control box 9 are connected to each other, and a cavity 13 is formed after being connected to each other. A lifting mechanism is installed in the cavity 13. The lifting mechanism includes a driving device, a stamping part and a control box. Part, stamping part and control part are all connected to the driving device. Driving device comprises lifting motor 14, transmission belt 15 and flywheel 16, and one end of transmission belt 15 is mutually meshed with lifting motor 14, and the other end of transmission belt 15 is mutually meshed with flywheel 16, and flywheel 16 connects stamping part and control part respectively. The lifting motor 14 drives the flywheel 16 to rotate through the transmission belt 15, and then drives the stamping part and the control part, and the structure is simple. The stamping part includes a first gear shaft 17, a first eccentric gear 18, a first lifting link 19, a limit block 20 and an upper mold 21, the first gear shaft 17 is connected to the axis position of the flywheel 16, and is connected to the first The eccentric gears 18 are meshed with each other, and the lower end of the first eccentric gear 18 is connected to the first lifting link 19, and the first lifting link 19 passes through the through hole 29 on the limiting block 20 and passes through the limiting block 20 downwards. The lower end of the rod 19 is connected to an upper mold 21 . When the lifting motor 14 is working, the first eccentric gear 18 is driven to rotate through the transmission belt 15, the flywheel 16, and the first gear shaft 17. During the rotation, the first lifting connecting rod 19 moves up and down in a reciprocating motion, thereby driving the upper mold 21 to reciprocate up and down. sports.

The control part includes a second gear shaft 22, a second eccentric gear 23, a second lifting link 24 and an elastic guide column. The second gear shaft 22 is connected to the axis of the flywheel 16 and meshes with the second eccentric gear 23. , the lower end of the second eccentric gear 23 is connected to the second lifting link 24, and the lower end of the second lifting link 24 is connected to the elastic guide post; the elastic guide post includes a guide post 25, a spring 26 and a pressing block 27, and the upper end of the guide post 25 is connected to The second lifting link 24, the lower end of the guide post 25 is connected to the spring 26, and the lower end of the spring 26 is connected to the pressing block 27; When the lifting motor 14 is working, the second eccentric gear 23 is driven to rotate through the transmission belt 15, the flywheel 16, and the second gear shaft 22. During the rotation, the second lifting connecting rod 24 moves up and down in a reciprocating motion, thereby driving the elastic guide column to reciprocate up and down. Movement, the pressing block 27 regularly presses the conduction belt switch 28, thereby controlling the opening and closing of the conduction belt 3. Because the first lifting link 19 and the second lifting link 24 move synchronously, and the distance that the first lifting link 19 can move down is greater than the distance that the second lifting link 24 can move down, so the spring 26 is used to compensate for this. The distance is poor. The above-mentioned structure is ingenious in design, simple in structure and easy to manufacture.

On the basis of above structure, the present invention also includes:

A guide plate 10 is connected between the left side frame 1 and the right side frame 1, the guide plate 10 is positioned at the front end of the frame 1, the distance between the guide plate 10 and the guide belt 3 is 15-25 cm, the guide plate 10 is provided with a guide hole 11, and the guide hole 11 The position is aligned with the guide strip 3, and cooperates with the guide strip 3. The copper strip is guided to the guide strip 3 through the guide hole 11 on the guide plate 10, so that the guide strip 3 runs according to the predetermined running track, avoiding deviation of the copper strip, and indirectly improving work efficiency

A scraper 33 is hinged between the left frame 1 and the right frame 1, and the scraper 33 is hinged by hinge bolts 34. The scraper 33 is located at the rear end of the frame 1. The plate 33 is 2-3 cm away from the guide strip 3 . The scraper 33 rests on the guide belt 3, and scrapes the stamped copper strip waste to separate it from the guide belt glue 7, preventing the copper strip waste from running below the guide belt 3 and causing failure, and guiding the copper strip waste to move behind the guide belt 3 , simple in structure and ingenious in design.

The inner side of the frame 1 is connected with a chute 6 and a limit pressure plate 5, the limit pressure plate 5 is movably connected to the chute 6, the limit pressure plate 5 is located above the guide belt 3, and the limit pressure plate 5 and the guide belt glue 7 cooperate with each other . The limit pressing plate 5 limits the position of the copper strip, and the limiting pressing plate 5 can be adjusted up and down along the chute 6 to match copper strips of different thicknesses. When the copper strip is thicker, move the limiting pressing plate 5 upwards. Move down the limit pressing plate 5.

The working principle of the present invention is as follows: first lead the copper strip to the guide strip 3 by the guide plate 10, the two sides of the copper strip are bonded with the guide strip glue 7, and the guide strip 3 drives the copper strip to run; at this time, the lifting motor 14 is opened, and the The first gear shaft 17 drives the first eccentric gear 18 to run, and then realizes the first lifting link 19 to move up and down; The guide post presses the guide switch 28 downwards, the guide belt 3 stops running, and the upper mold 21 continues to move towards the lower mold 4, and the copper strip is stamped to form parts, and the parts fall on the lower mold 4. When moving upwards, the upper mold 21 gradually breaks away from the lower mold 4, and at the same time the elastic guide pillar breaks away from the guide belt switch 28, and the guide belt 3 runs again, taking away the lower mold 4 that has been stamped, and bringing the next lower mold 4, according to In the above process, the copper strip is punched on the next lower mold 4, and the copper strip is punched in such a cycle; when the lower mold 4 moves to the lower end of the guide belt 3, the lower mold 4 stands upside down, and is attached to the lower mold 4 under the action of the hydraulic cylinder 30 parts fall. The above-mentioned process realizes continuous punching of the copper strip, and has high work efficiency, ingenious structural design, simple manufacture and low cost.

The above are only specific embodiments of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent replacements or modifications based on the present invention to solve basically the same technical problems and achieve basically the same technical effects are covered by the protection scope of the present invention.

Claims (9)

1. a continuous copper strips press work platform, comprise frame, mold, bed die and elevating mechanism, described bed die mates mutually with described mold, it is characterized in that: between described frame, be connected with conduction band, described conduction band internal fixtion has described bed die, and described bed die is evenly arranged, and the bottom of described bed die is connected with hydraulic jack, described hydraulic jack acts on described bed die, and the both sides of described conduction band are equipped with conduction band glue, described frame is provided with crossbeam, the upper end of described crossbeam is provided with control cabinet, described crossbeam is inner to be interconnected with described control cabinet inside, cavity is formed after being interconnected, in described cavity, described elevating mechanism is installed, described elevating mechanism comprises drive unit, described drive unit is connected to the first gear shaft and the second gear shaft, described first gear shaft and described second gear shaft are synchronized with the movement, described first gear shaft is connected with the first eccentric gear, described first gear shaft and described first eccentric gear engage each other, the lower end of described first eccentric gear is connected with the first lifting linking member, the lower end of described first lifting linking member connects described mold, described second gear shaft is connected with the second eccentric gear, described second gear shaft and described second eccentric gear engage each other, described second eccentric gear is connected with the second lifting linking member, the lower end of described second lifting linking member is connected with elastic guide post, lower end in described crossbeam is provided with conduction band switch, and described elastic guide post is mated mutually with described conduction band switch.

2. a kind of copper strips press work platform continuously according to claim 1, it is characterized in that: be connected with guide plate between described frame, described guide plate is positioned at the front end of described frame, and described guide plate is provided with guide hole.

3. a kind of copper strips press work platform continuously according to claim 1, it is characterized in that: be hinged with scraper plate between described frame, described scraper plate is positioned at the rear end of described frame, and described scraper plate acts on described conduction band.

4. a kind of copper strips press work platform continuously according to claim 1, it is characterized in that: in described conduction band, be connected with rotating tape guide, described rotating tape guide comprises the first rotating tape guide and the second rotating tape guide, described first rotating tape guide is connected to the front end of described conduction band, and described first rotating tape guide is connected with the first motor; Described second rotating tape guide is connected to the rear end of described conduction band, and described second rotating tape guide is connected with the second motor.

5. a kind of copper strips press work platform continuously according to claim 1, it is characterized in that: the inner side of described frame is all connected with chute and spacing pressing plate, described spacing pressing plate is movably connected on described chute, described spacing pressing plate is positioned at above described conduction band, and described spacing pressing plate and described conduction band glue cooperatively interact.

6. a kind of copper strips press work platform continuously according to claim 1, it is characterized in that: the outside of described frame is all connected with bracket, the upper end of described bracket connects described crossbeam, blower fan is connected with in described bracket, the surface of described bracket is provided with air port, and described blower fan and described air port are interconnected.

7. a kind of copper strips press work platform continuously according to claim 1, it is characterized in that: described drive unit comprises lifting motor, driving-belt and flywheel, one end and the described lifting motor of described driving-belt engage each other, the other end and the described flywheel of described driving-belt engage each other, and the shaft core position of described flywheel is connected to described first gear shaft and described second gear shaft.

8. a kind of copper strips press work platform continuously according to claim 1, it is characterized in that: described first lifting linking member is connected with limited block, and described limited block is provided with through hole, described through hole mates mutually with described first lifting linking member.

9. a kind of copper strips press work platform continuously according to claim 1, it is characterized in that: described elastic guide post comprises guide pillar, spring and briquetting, the upper end of described guide pillar connects described second lifting linking member, the lower end of described guide pillar connects described spring, the lower end of described spring connects described briquetting, and described briquetting is mated mutually with described conduction band switch.