Reciprocating type blanking mechanism

Abstract

The utility model discloses a reciprocating blanking mechanism which comprises a guide mechanism, a blanking mechanism and a die mechanism, the die mechanism is connected with the guide mechanism in a sliding mode, and the blanking mechanism is fixed at the top end of the guide mechanism. The mold mechanism comprises two compression devices, an upper pressing mold and a lower pressing mold, the two compression devices are symmetrically connected above the upper pressing mold, the guide mechanism is slidably connected with the upper pressing mold and the lower pressing mold, and the upper pressing mold is located above the lower pressing mold; the blanking mechanism comprises a driving device and a stamping knife, the driving device is detachably connected with the stamping knife, the upper pressing die is provided with a blanking hole matched with the stamping knife, and the stamping knife penetrates through the upper pressing die and the lower pressing die to complete blanking. The reciprocating type blanking mechanism is simple in structure, can be conveniently applied to an existing pillow type packaging machine on the basis that the overall appearance of the large structure of the pillow type packaging machine is not changed, and can effectively reduce the transformation cost.

Description

TECHNICAL FIELD

[0001] The utility model relates to in the technical field of packing machine, concretely is a reciprocating blanking mechanism. BACKGROUND

[0002] The existing pillow type packing machine cannot make special-shaped bags, such as punching the round corner of the bag, punching the chamfer, or punching the simple shape. With the development of individualization of the times, there is a certain requirement for the appearance of the bag, therefore the requirement of the packing is improved, and the demand for the shape of the pillow type packing punching is more and more. The packing mode of the current pillow type packing machine is to add a whole set of die mechanism to complete the punching of the special shape after the pillow type packing is completed, so that the requirement of making the special-shaped bag can be met, but a great modification of the whole packing machine is needed, so that the equipment cost is increased. CONTENT OF THE UTILITY MODEL

[0003] In order to realize the above object, the utility model realizes the following technical scheme: a reciprocating blanking mechanism, comprising: a guide mechanism, a blanking mechanism and a die mechanism, the die mechanism is slidably connected with the guide mechanism, the blanking mechanism is fixed at the top end of the guide mechanism;

[0004] The die mechanism comprises two compression devices, an upper die and a lower die, the upper die is symmetrically connected with the two compression devices at the top, the guide mechanism is slidably connected with the upper die and the lower die, and the upper die is located above the lower die;

[0005] The blanking mechanism comprises a driving device and a punch, the driving device is detachably connected with the punch, the upper die is provided with a punching hole matched with the punch, and the punch passes through the upper die and the lower die to complete the punching.

[0006] As the preferred technical scheme of the utility model, the guide mechanism comprises a first sliding rod, a second sliding rod, an upper die support plate and a lower die support plate, the first sliding rod and the second sliding rod are parallel to each other, the upper die support plate is fixedly connected at the top end of the first sliding rod and the second sliding rod, and the lower die support plate is slidably connected at the bottom end of the first sliding rod and the second sliding rod.

[0007] As the preferred technical scheme of the utility model, the upper die support plate is fixedly connected with the driving device and the compression device.

[0008] As the preferred technical scheme of the utility model, the compression device comprises a third sliding rod, a sliding sleeve and a compression spring, the sliding sleeve is slidably connected with the third sliding rod, and the compression spring is sleeved with the third sliding rod.

[0009] As the preferred technical scheme of the utility model, the third sliding rod is fixedly connected with the upper die.

[0010] As the preferred technical scheme of the utility model, the compression spring is located between the upper die support plate and the upper die.

[0011] As the preferred technical scheme of the utility model, the die mechanism further comprises a lower die mounting plate and two mounting blocks, the lower die mounting plate is fixedly connected with the lower pressing die, and the lower die mounting plate is fixedly connected with the lower die support plate based on the two mounting blocks.

[0012] As the preferred technical scheme of the utility model, the lower die mounting plate is provided with a hollow hole in the middle.

[0013] As the preferred technical scheme of the utility model, the driving device is a cylinder or a servo driver.

[0014] Beneficial effects

[0015] The reciprocating blanking mechanism of the utility model, using the reciprocating transverse sealing mechanism widely used at present, on the basis, increasing the guiding mechanism of upper and lower dies, can accurately guide the die mechanism, has good accuracy, improves work efficiency; the reciprocating blanking mechanism increases the function of the blanking die on the basis, designs the original cutting knife into the punch of the blanking mechanism, makes the original single upper and lower die transverse sealing function, forms the blanking function of the upper and lower dies plus punch; the reciprocating blanking mechanism can complete simple special-shaped bag production through the design of the punch and the shape of the upper and lower dies, and the punch is detachable, and corresponding punches can be replaced according to the shape requirements of other simple special-shaped bags, and good convenience is obtained. The reciprocating blanking mechanism of the utility model is simple in structure, can be conveniently applied to the current pillow type packaging machine on the basis of not changing the overall appearance of the pillow type packaging machine, and can effectively reduce the modification cost. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole cross section structure schematic view of the reciprocating blanking mechanism of the utility model.

[0017] Figure 2 It is the overhead structure schematic view of the punch and the upper pressing die of the utility model.

[0018] The meaning represented by the reference numeral in the drawing is as follows:

[0019] 1-guiding mechanism, 11-first sliding rod, 12-second sliding rod, 13-upper die support plate, 14-lower die support plate, 15-linear bearing, 2-blanking mechanism, 21-punch, 22-driving device, 3-die mechanism, 31-upper pressing die, 311-blanking hole, 32-lower pressing die, 321-hollow structure, 33-compression device, 331-sliding sleeve, 332-third sliding rod, 333-compression spring, 34-lower die mounting plate, 341-hollow hole, 35-mounting block. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0021] As shown in Figure 1 and Figure 2 The utility model discloses an embodiment provides a technical scheme: a reciprocating blanking mechanism, comprising: guide mechanism 1, blanking mechanism 2 and die mechanism 3, die mechanism 3 with guide mechanism 1 sliding connection, blanking mechanism 2 is fixed at the top of guide mechanism 1, on the basis of not changing the structure overall appearance of pillow type packing machine big, can be very convenient application in the pillow type packing machine of current, can effectively reduce the cost of transformation.

[0022] Need to explain, the die mechanism 3 includes two compression device 33, upper die 31 and lower die 32, the upper die 31's upper symmetry is connected with two compression device 33, guide mechanism 1 sliding connection upper die 31 and lower die 32, the upper die 31 is located above lower die 32, specifically, the two compression device 33 of symmetric setting on upper die 31 can make the force of compression more uniform, and compression device 33 can be detachably connected with upper die 31 through bolt or screw, when necessary, repair or replace upper die 31, upper die 31 both ends are provided with linear bearing 15, lower die 32 both ends are provided with linear bearing 15, upper die 31 and lower die 32 are based on linear bearing 15 on guide mechanism 1 sliding, based on guide mechanism 1, upper and lower die can quickly cooperate blanking mechanism 2 and carry out sealing and blanking, improve work efficiency.

[0023] Need to explain, the blanking mechanism 2 includes drive device 22 and punch 21, drive device 22 and punch 21 are detachably connected, specifically, the detachable connection mode of drive device 22 and punch 21 can be bolted nut fixed connection or other detachable form, detachable connection is convenient for punch 21 replacement or maintenance etc., the upper die 31 is provided with the blanking hole 311 matched with punch 21, the lower die 32 is hollow structure 321, punch 21 passes through upper die 31 and lower die 32 and completes blanking. The both ends of punch 21 are provided with rounded corner structure or other structure, the punch 21 of rounded corner structure is blanked out rounded corner structure, has good aesthetic property, and punch 21 is detachable, can change into other structure punch 21 according to demand, has good convenience.

[0024] It should be noted that the guide mechanism 1 includes a first slide rod 11, a second slide rod 12, an upper die support plate 13 and a lower die support plate 14, the first slide rod 11 and the second slide rod 12 are parallel to each other, the upper die support plate 13 is fixedly connected at the top end of the first slide rod 11 and the second slide rod 12, and the lower die support plate 14 is slidingly connected at the bottom end of the first slide rod 11 and the second slide rod 12. Specifically, the upper die support plate 13 and the lower die support plate 14 are parallel to each other, the upper die support plate 13 is fixedly connected with the driving device 22 and the compression device 33, and the fixed connection mode can be a bolt, a screw or other forms; the linear bearings 15 are arranged at both ends of the lower die support plate 14, the linear bearings 15 at both ends of the lower die support plate 14 are respectively sleeved on the first slide rod 11 and the second slide rod 12, and the position of the lower die support plate 14 can be adjusted according to the height requirement, which has good convenience.

[0025] It should be noted that the compression device 33 includes a third slide rod 332, a sliding sleeve 331 and a compression spring 333, the sliding sleeve 331 is slidingly connected with the third slide rod 332, and the compression spring 333 is sleeved with the third slide rod 332. Specifically, the sliding sleeve 331 penetrates through and is fixed on the upper die support plate 13, the third slide rod 332 penetrates through the sliding sleeve 331 and is connected with the upper die 31, the third slide rod 332 is fixedly connected with the upper die 31, and the connection mode of the third slide rod 332 with the upper die 31 can be bolted or other forms. The compression spring 333 is located between the upper die support plate 13 and the upper die 31. The third slide rod 332 has a spring baffle, and the compression spring 333 is compressed between the spring baffle and the upper die support plate 13.

[0026] It should be noted that the die mechanism 3 further includes a lower die mounting plate 34 and two mounting blocks 35, the lower die mounting plate 34 is fixedly connected with the lower die 32, and the lower die mounting plate 34 is fixedly connected with the lower die support plate 14 based on the two mounting blocks 35.

[0027] It should be noted that the lower die mounting plate 34 is provided with a hollow hole 341 in the middle. The lower die mounting plate 34, the two mounting blocks 35 and the lower die support plate 14 form a buffer space, the punch 21 can punch into the buffer space when the punching mechanism 2 performs a punching movement, the bag is completely punched, the incomplete punching distance is avoided, the punching is not substandard, the structure is avoided to cause damage to the punch 21, and the service life of the punch 21 is affected.

[0028] It should be noted that the driving device 22 is a pneumatic cylinder or a servo driver, the punching movement is controlled by the servo driver of the packaging machine main machine, or the pneumatic cylinder driving can be replaced by the servo driving, so that multiple choices can be provided to meet different requirements.

[0029] Working principle: after the workpiece transportation reciprocating blanking mechanism, through the compression device 33 control upper die 31 and lower die 32 press the workpiece, drive device 22 drive punch 21, to the workpiece for blanking, blanking after obtaining the required workpiece and bag type shape;When the bag type of other shape is needed, disassemble punch 21, replace the corresponding shape of punch 21, and the workpiece processing of bag type can be carried out.

[0030] The reciprocating blanking mechanism of the utility model, using the reciprocating transverse sealing mechanism which is widely used at present, on this basis, the guiding mechanism 1 of upper and lower dies is increased, which can accurately guide the die mechanism 3, has good accuracy, and improves work efficiency;The reciprocating blanking mechanism increases the function of the blanking die on the basis of the original, and the original cutting knife is designed into the punch 21 of the blanking mechanism 2, so that the original single upper and lower die transverse sealing function forms the blanking function of the upper and lower die plus punch 21;The reciprocating blanking mechanism can complete the simple special-shaped bag manufacturing through the design of the punch 21 and the shape of the upper and lower dies, and the punch 21 is detachable, and the corresponding punch 21 can be replaced according to the demand of other simple special-shaped bag shape, which has good convenience.

[0031] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model, for those skilled in the art, obviously, the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0032] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A reciprocating blanking mechanism comprising: The utility model relates to a punch die mechanism, which comprises a guide mechanism (1), a punching mechanism (2) and a die mechanism (3), characterized in that the die mechanism (3) is in sliding connection with the guide mechanism (1), and the punching mechanism (2) is fixed at the top end of the guide mechanism (1). The die mechanism (3) comprises two compression devices (33), an upper compression die (31) and a lower compression die (32), the upper compression die (31) is symmetrically connected with the two compression devices (33) at the top, the guide mechanism (1) is in sliding connection with the upper compression die (31) and the lower compression die (32), and the upper compression die (31) is located above the lower compression die (32). The punching mechanism (2) comprises a driving device (22) and a punch (21), the driving device (22) is in detachable connection with the punch (21), the upper compression die (31) is provided with a punching hole (311) matched with the punch (21), and the punch (21) passes through the upper compression die (31) and the lower compression die (32) to complete punching.

2. The reciprocating blanking mechanism according to claim 1, characterized in that: The guide mechanism (1) comprises a first sliding rod (11), a second sliding rod (12), an upper die support plate (13) and a lower die support plate (14), the first sliding rod (11) and the second sliding rod (12) are parallel to each other, the upper die support plate (13) is fixedly connected to the top end of the first sliding rod (11) and the second sliding rod (12), and the lower die support plate (14) is in sliding connection with the bottom end of the first sliding rod (11) and the second sliding rod (12).

3. The reciprocating blanking mechanism according to claim 2, characterized in that: The upper die support plate (13) is fixedly connected with the driving device (22) and the compression device (33).

4. The reciprocating blanking mechanism according to claim 2, characterized in that: The compression device (33) comprises a third sliding rod (332), a sliding sleeve (331) and a compression spring (333), the sliding sleeve (331) is in sliding connection with the third sliding rod (332), and the compression spring (333) is sleeved with the third sliding rod (332).

5. The reciprocating blanking mechanism according to claim 4, characterized in that: The third sliding rod (332) is fixedly connected with the upper compression die (31).

6. The reciprocating blanking mechanism according to claim 4, characterized in that: The compression spring (333) is located between the upper die support plate (13) and the upper compression die (31).

7. The reciprocating blanking mechanism according to claim 2, characterized in that: The die mechanism (3) further comprises a lower die mounting plate (34) and two mounting blocks (35), the lower die mounting plate (34) is fixedly connected with the lower compression die (32), and the lower die mounting plate (34) is fixedly connected with the lower die support plate (14) based on the two mounting blocks (35).

8. The reciprocating blanking mechanism according to claim 7, characterized in that: A hollow hole (341) is arranged in the middle of the lower die mounting plate (34).

9. The reciprocating blanking mechanism according to claim 1, characterized in that: The driving device (22) is a pneumatic cylinder or a servo driver.

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