CN209720956U - A kind of blanking mechanism and doffer - Google Patents

Abstract

The utility model relates to the technical field of metal stamping product processing, in particular to a blanking mechanism and a blanking device. The blanking mechanism includes a base, a first power part and a first jaw for clamping the product, the first jaw is rotatably installed on the base, the first power part is installed on the base, and It is connected with the transmission of the first jaw, and can drive the first jaw to perform reciprocating swinging motion. By setting the first power part and the first gripper on the base, the first gripper clamps the product, and the first power part drives the first gripper to do reciprocating swinging motion, which drives the product to reciprocate, so that the nozzle of the product is fatigued and fractured. The material belt is separated to realize the blanking of the product, avoiding the product from being damaged, and achieving the purpose of improving the yield rate.

Description

A blanking mechanism and a blanking device

technical field

The utility model relates to the technical field of metal stamping product processing, in particular to a blanking mechanism and a blanking device.

Background technique

With the improvement of automation level, metal stamping parts in the form of strips are more and more widely used in the raw material supply of components due to their advantages of high efficiency, low cost, and easy packaging and handling. In automation equipment, metal stamping continuous mold material strip product structure Usually several products are equidistantly laid out on one strip. Due to the compact structure, the blanking problem has always been the key to product yield, especially for special shapes or the position of the nozzle of the strip is perpendicular to the plane of the strip. The traditional direct pressure punching model The space is limited, and it is difficult to complete this work because of the inability to deploy knives. The common automatic solution is to forcibly cut off, which is easy to cause product strain and low yield.

Utility model content

The technical problem to be solved by the utility model is to provide a cutting device for the above-mentioned defects of the prior art, which overcomes the defects of easy product strain and low product yield in the existing method.

The technical solution adopted by the utility model to solve the technical problem is to provide a blanking device, including a base, a first power part and a first jaw for clamping the product, and the first jaw is rotatably installed on On the base, the first power part is installed on the base, and is connected to the first jaw in transmission, and can drive the first jaw to perform reciprocating swinging motion.

A further preferred solution of the present utility model is: the blanking mechanism further includes a transmission assembly, and the first power part drives the first jaw to perform reciprocating swinging motion through the transmission assembly.

A further preferred solution of the present utility model is that: the transmission assembly includes a gear and a rack, the gear is in transmission connection with the first jaw and meshed with the rack, the rack is slidably installed on the base, and It is connected with the transmission of the first power unit.

A further preferred solution of the present utility model is: there are several first jaws, and the several first jaws are arranged side by side on the base, and the transmission assembly includes a rack and gears with the same number as the first jaws , the gear is in transmission connection with the corresponding first jaw, and meshes with the rack, and the rack is slidably installed on the base, and is in transmission connection with the first power part.

A further preferred solution of the present utility model is: there are several first jaws, and the first jaws are divided into two groups on average, and the first jaws of the two groups are opposite and interlacedly arranged on the base, and the first jaws of each group are One jaw is arranged side by side; the transmission assembly includes two racks and the same number of gears as the first jaws, the gears are in transmission connection with the corresponding first jaws, and the gears connected to the two groups of first jaws are respectively It meshes with two racks, and the two racks are slidably installed on the base, and both of them are drivingly connected with the first power part.

A further preferred solution of the present utility model is: the transmission assembly further includes a guide rail, the guide rail is installed on the base, and the rack is slidably installed on the guide rail.

The utility model also includes a blanking device: comprising the above-mentioned blanking mechanism and a pressing mechanism for pressing the material belt, and the pressing mechanism is arranged above the blanking mechanism.

A further preferred solution of the present utility model is: the pressing mechanism includes a pressing assembly for pressing the material belt and a clamping assembly for clamping the material belt, the clamping assembly is installed on the pressing assembly, The pressing assembly is arranged above the blanking mechanism.

A further preferred solution of the present utility model is: the pressing assembly includes a second power part and a pressing plate for pressing the material belt, the second power part is arranged above the blanking mechanism, and is connected with the pressing plate The transmission connection can drive the pressing plate to move up and down, and the clamping assembly is installed on the second power part.

A further preferred solution of the present utility model is: the clamping assembly includes a third power part and a second jaw for clamping the strip, the third power part is installed on the second power part, and is connected with the first power part The two jaws are connected by transmission and can drive the second jaw to move up and down, and the second power part can drive the third power part to move up and down.

The beneficial effect of the utility model is that, by setting the first power part and the first jaw on the base, the first jaw clamps the product, and the first power part drives the first jaw to perform a reciprocating swing motion, driving the product to reciprocate and swing, The nozzle of the product is fatigued and fractured, separated from the material belt, the product is blanked, the product is avoided, and the purpose of improving the yield rate is achieved.

Description of drawings

The utility model will be further described below in conjunction with accompanying drawing and embodiment, in the accompanying drawing:

Fig. 1 is the structural representation of the utility model blanking mechanism;

Fig. 2 is an enlarged view of part A in Fig. 1;

Fig. 3 is a schematic structural view of the utility model blanking device;

Fig. 4 is a structural schematic diagram of the pressing mechanism of the utility model.

Detailed ways

Now with reference to the accompanying drawings, the preferred embodiments of the present utility model are described in detail.

As shown in Figures 1 and 2, the blanking mechanism of the present utility model includes a base 20, a first power part 30, and a first jaw 40 for clamping a product 10, and the first jaw 40 is installed on the base in rotation. 20, the first power part 30 is installed on the base 20, and is connected with the transmission of the first jaw 40, and can drive the first jaw 40 to perform reciprocating swinging motion. By setting the first power part 30 and the first jaw 40 on the base 20, the first jaw 40 clamps the product 10 tightly, and the first power part 30 drives the first jaw 40 to perform a reciprocating swing motion, driving the product 10 to reciprocate and swing, The nozzle of the product 10 is fatigued and broken, separated from the material belt 11, and the blanking of the product 10 is realized, the product 10 is avoided from being strained, and the purpose of improving the yield of good products is achieved.

As shown in Figures 1 and 2, the first power part 30 is a driving cylinder. In other embodiments, the first power part 30 can be other power parts such as a motor, and the motor is directly connected to the first jaw 40 in transmission. , drive the first jaw 40 to rotate forward or reversely, drive the product 10 to rotate forwardly or reversely, and realize the blanking of the product 10 . In this embodiment, the first clamping jaw 40 clamps an object 13 matched with the product 10 , and the object 13 cooperates with the product 10 and is clamped by the first clamping jaw 40 . The blanking mechanism further includes a transmission assembly 50, through which the first power part 30 drives the first jaw 40 to perform reciprocating swinging motion. In this embodiment, the transmission assembly 50 includes a gear 51 and a rack 52, the gear 51 is in transmission connection with the first jaw 40, and is meshed with the rack 52, and the rack 52 is slidably installed on the base 20, and is connected with the first power unit 30 in transmission. The telescopic rod of the drive cylinder is connected to the rack 52, which can drive the rack 52 to move forward and backward. Since the gear 51 is meshed with the rack 52, the gear 51 is driven to rotate forward or reversely, and at the same time, the first jaw 40 is driven to rotate to complete blanking . In other embodiments, the transmission assembly 50 can also be two gears meshing with each other, and the first power part 30 drives one gear to rotate to drive the other gear to rotate, and drives the first jaw 40 to rotate to complete blanking.

As shown in Figures 1 and 2, there are several first jaws 40, and the plurality of first jaws 40 are arranged side by side on the base 20. The transmission assembly 50 includes a rack 52 and the first jaw 40 The same number of gears 51, the gears 51 are in transmission connection with the corresponding first jaws 40, and meshed with the rack 52, the rack 52 is slidably installed on the base 20, and is in transmission connection with the first power part 30 . Drive cylinder expansion and contraction, drive rack 52 to move, make several gears 51 meshed with rack 52 rotate thereupon, drive several first jaws 40 to rotate simultaneously, can clamp multiple products 10 simultaneously, make multiple products 10 Blanking at the same time improves work efficiency.

As shown in FIG. 1, there are several first jaws 40, and the plurality of first jaws 40 are divided into two groups on average. A jaw 40 is arranged side by side; the transmission assembly 50 includes two racks 52 and the same number of gears 51 as the first jaw 40, and the gear 51 is in transmission connection with the corresponding first jaw 40, and is connected with two groups of second jaws. A gear 51 connected to a jaw 40 meshes with two racks 52 respectively, and the two racks 52 are slidably installed on the base 20 , and are both in transmission connection with the first power part 30 . Because the product 10 spacing on the material belt 11 is relatively small, so two sets of relative and staggered first jaws 40 are set, the drive cylinder drives the two racks 52 to move back and forth simultaneously, driving the first two groups of jaws 40 to rotate simultaneously, thus It can be adapted to material strips 11 of different specifications, thereby improving product utilization.

As shown in FIG. 1 , the transmission assembly 50 further includes a guide rail 53 installed on the base 20 , and the rack 52 is slidably installed on the guide rail 53 . The driving cylinder drives the rack 52 to move on the guide rail 53, and the guide rail 53 can guide the rack 52 to avoid moving left and right during the movement, thereby affecting the rotation of the first jaw 40 and further affecting the yield of the product 10.

As shown in Figures 3 and 4, the utility model also provides a blanking device, including the above-mentioned blanking mechanism and a pressing mechanism for pressing the material belt, the pressing mechanism is arranged on the blanking mechanism above. The pressing mechanism can compress the material belt 11, and then use the blanking mechanism to rotate the product 10 from the material belt 11. The pressing mechanism includes a pressing assembly 60 for pressing the material strip 11 and a clamping assembly 70 for clamping the material belt 11, the clamping assembly 70 is installed on the pressing assembly 60, the pressing The component 60 is arranged above the blanking mechanism. The clamping assembly 70 can clamp the material strip 11 onto the blanking mechanism to facilitate subsequent processes.

As shown in Figure 4, the pressing assembly 60 includes a second power part 61 and a pressing plate 62 for pressing the material belt 11, the second power part 61 is arranged above the blanking mechanism, and is connected with the pressing The plate 62 is connected by transmission and can drive the pressing plate 62 to move up and down. The clamping assembly 70 is installed on the second power part 61 . The second power part 61 is a lift cylinder, and the second power part 61 drives the pressing plate 62 to move downwards, compresses the material belt 11 , and cooperates with the clamping assembly 70 to clamp the material belt 11 .

As shown in FIG. 4 , the clamping assembly 70 includes a third power part 71 and a second jaw 72 for clamping the material strip 11 , the third power part 71 is installed on the second power part 61 , and The transmission connection with the second jaw 72 can drive the second jaw 72 to move up and down, and the second power part 61 can drive the third power part 71 to move up and down. The third power part 71 is a telescopic cylinder. When retrieving materials, the second power part 61 descends to drive the pressing plate 62 to move downward to press the material belt 11, and the third power part 71 drives the second jaw 72 to clamp and hold The material belt 11 is a semi-finished product, and the second power part 61 rises; when unloading, the second power part 61 drives the third power part 71 to descend, and the material belt 11 is put into the gap of the first jaw 40 .

working principle:

1. The pressing mechanism transports the material belt 11 to the set position, so that each product 10 on the material belt 11 is put into the gap of the first jaw 40 in the blanking mechanism;

2. The first jaw 40 clamps the product 10 .

3. The drive cylinder shrinks, the drive rack 52 moves to the right as shown in Figure 1, and the multiple sets of first jaws 40 are driven to rotate synchronously through the meshing of the gear 51;

4. The drive cylinder is stretched out, the drive rack 52 moves to the left as shown in Figure 2, and the multiple sets of first jaws 40 are driven to rotate synchronously through the meshing of the gear 51;

5. Set the number of reciprocating motions of the drive cylinder according to the fatigue strength and shearing conditions of the product, and repeat the above steps 3 and 4 until the product 10 is separated from the material belt 11 body;

6. The first jaw 40 is released, and the product 12 falls to the collection tank, completing the blanking.

It should be understood that the above embodiments are only used to illustrate the technical solutions of the present utility model, not to limit them. For those skilled in the art, the technical solutions described in the above embodiments can be modified, or part of the technical solutions can be modified. The features are equivalently replaced; and all these modifications and replacements should belong to the protection scope of the appended claims of the utility model.

Claims (10)

1. a kind of blanking mechanism, it is characterised in that: including pedestal, the first power part and the first clamping jaw for clamping product, The first clamping jaw rotation is mounted on the base, and first power part is mounted on the base, and is driven and is connected with the first clamping jaw It connects, the first clamping jaw can be driven to do oscillating traverse motion.

2. blanking mechanism according to claim 1, it is characterised in that: the blanking mechanism further includes transmission component, described First power part drives the first clamping jaw to do oscillating traverse motion by transmission component.

3. blanking mechanism according to claim 2, it is characterised in that: the transmission component includes gear and rack gear, described Gear and the first clamping jaw are sequentially connected, and connection is engaged with rack, and the rack gear is slidably mounted on pedestal, and move with first The transmission connection of power portion.

4. blanking mechanism according to claim 2, it is characterised in that: first clamping jaw has several, and described several One clamping jaw is disposed in parallel on pedestal, and the transmission component includes rack gear and gear identical with the first clamping jaw quantity, the tooth Wheel is sequentially connected with corresponding first clamping jaw, and is engaged with rack, and the rack gear is slidably mounted on pedestal, and moves with first The transmission connection of power portion.

5. blanking mechanism according to claim 2, it is characterised in that: first clamping jaw has several, and described several One clamping jaw is equally divided into two groups, and two group of first clamping jaw is opposite and is staggered on pedestal, and every group of first clamping jaw is set side by side；Institute Stating transmission component includes that two rack gears and gear identical with the first clamping jaw quantity, the gear are driven with corresponding first clamping jaw Connection, the gear connecting with two group of first clamping jaw are engaged with two rack gears respectively, and described two rack gears are slidably mounted at pedestal On, it is sequentially connected with the first power part.

6. according to the described in any item blanking mechanisms of claim 3-5, it is characterised in that: the transmission component further includes guide rail, The guide rail is mounted on the base, and the rack gear is slidably mounted on guide rail.

7. a kind of doffer, it is characterised in that: including blanking mechanism as claimed in any one of claims 1 to 6 and for pressing The top of blanking mechanism is arranged in the hold-down mechanism of tight material strip, the hold-down mechanism.

8. doffer according to claim 7, it is characterised in that: the hold-down mechanism includes the pressure for compressing material strip Tight component and the gripper assembly for clamping material strip, the gripper assembly is mounted on hold down assembly on, the setting that holds down assembly In the top of blanking mechanism.

9. doffer according to claim 8, it is characterised in that: described to hold down assembly including the second power part and be used for The pressure plate of material strip is compressed, second power part is arranged above blanking mechanism, and is sequentially connected with pressure plate, can drive pressure Tight plate moves up and down, and the gripper assembly is mounted on the second power part.

10. doffer according to claim 9, it is characterised in that: the gripper assembly includes third power part and use In the second clamping jaw of clamping material strip, the third power part is mounted on the second power part, and is sequentially connected with the second clamping jaw, can The second clamping jaw is driven to move up and down, second power part can drive third power part to move up and down.