CN211807603U - Water gap shearing device - Google Patents

Abstract

The utility model relates to the technical field of injection molding product manufacturing, and discloses a nozzle shearing device, which comprises a fixed seat, a compressing device and a cutting device, wherein the compressing device comprises a pressing block, the pressing block can be arranged above the fixed seat in a vertically movable manner, the cutting device is arranged on one side of the fixed seat, the cutting device comprises a cutting knife rest and at least one cutting knife, the cutting knife is detachably connected on the cutting knife rest, the cutting knife rest can be close to or far away from the fixed seat, only the cutting knife rest is required to be moved, the nozzle can be sheared by the cutting knife on the cutting knife rest, an operator does not need to take the product and the cutting knife to cut, the product can be prevented from being damaged, the use is convenient, the labor intensity is reduced, and the fixed seat, the compressing device and the cutting device are fixed in position, the nozzle position sheared by the cutting knife can be accurate, and the shearing is reliable, the product quality is prevented from being unstable, and the qualification rate of the product is improved.

Description

Water gap shearing device

Technical Field

The utility model relates to an injection moulding product makes technical field, especially relates to a mouth of a river shearing mechanism.

Background

Injection molding, also known as injection molding, is a molding method that combines injection and molding, and is widely used in the manufacture of plastic parts. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like.

A multi-cavity injection mould refers to an injection mould which has two or more cavities and can obtain more than one product by one-time injection. A cavity connecting channel is arranged between the cavities of the mold, and after injection molding is finished, a product needs to be subjected to water gap shearing treatment, namely, a material part at the position of the connecting channel between the two components is sheared off, and then a complete product is obtained.

At present most injection moulding plastic products still need the manual mouth of a river material of cutting off, increase artificial intensity of labour and potential safety hazard on the one hand, and on the other hand has also increased the cost of labor and the energy consumption of enterprise, simultaneously, owing to need manual operation, can appear the unforeseeable circumstances such as inefficiency and shearing injury finger when cutting off the mouth of a river.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mouth of a river shearing mechanism, convenient to use, the mouth of a river is cuted reliably, reduces intensity of labour.

In order to achieve the above object, the utility model provides a mouth of a river shearing mechanism, include fixing base, closing device and tailor the device, closing device includes the briquetting, the briquetting can be located with reciprocating the top of fixing base, it locates to tailor the device one side of fixing base, it includes cutting knife rest and an at least cut-off knife to tailor the device, cut-off knife detachably connects cutting knife rest is last, the cut-off knife rest can be close to or keep away from the fixing base.

Preferably, the cutting device further comprises an upright column, the upright column is arranged on one side of the fixed seat, and the first end of the cutting knife rest is rotatably connected to the upright column.

Preferably, the upright column is arranged along a direction perpendicular to the fixed seat, the cutting frame is parallel to the fixed seat, and the cutting frame is located above the fixed seat.

As preferred scheme, tailor the device and still include pushing mechanism, pushing mechanism includes first handle, push rod and first connecting seat, first handle rotationally connects through first pivot on the first connecting seat, the first end of push rod rotationally connects through the second pivot on the first handle, first pivot with the second pivot with the cutting knife rest is parallel, the push rod in the planar projection in cutting knife rest place with the cutting knife rest is perpendicular, the second end of cutting knife rest with the second end of push rod is connected.

Preferably, the cutting device further comprises a guide seat, the guide seat and the upright post are located on the same side of the fixed seat, a guide notch penetrating through two sides of the guide seat is formed in the guide seat, the guide notch is located on one side, opposite to the fixed seat, of the guide seat, and the cutting knife rest penetrates through the guide notch.

According to the preferable scheme, the pressing device comprises a second connecting seat, a second handle and a connecting arm, the second connecting seat is arranged on one side of the fixing seat, the pressing block is connected with the connecting arm, the second handle and the connecting arm are both rotatably connected onto the second connecting seat, and the second handle rotates to drive the connecting arm to rotate.

Preferably, the pressing device further comprises a middle arm, a first end of the middle arm is rotatably connected with the second connecting seat through a third rotating shaft, a second end of the middle arm is rotatably connected with the second handle through a fourth rotating shaft, the second handle is rotatably connected with the connecting arm through a fifth rotating shaft, and the connecting arm is rotatably connected with the second connecting seat through a sixth rotating shaft.

As a preferable scheme, the fixed seat is provided with a groove with the same shape as the product, the depth of the groove is less than the thickness of the product,

as the preferred scheme, the briquetting is provided with a positioning notch of a water gap exposing the product.

As the preferred scheme, still include base and cut-off knife box, the fixing base, closing device, cut-off device with the cut-off knife box is all installed on the base.

Compared with the prior art, the utility model discloses a mouth of a river shearing mechanism, its beneficial effect lies in:

1. the utility model discloses a closing device's briquetting reciprocates in the top of fixing base, can realize putting into of product, compress tightly and take out, at the in-process of mouth of a river shearing, only need remove cutting knife frame, the cut-off knife on the cutting knife frame can be sheared the mouth of a river, need not operating personnel and must not hold the product and must hold the cutter of tailorring again and tailor, can prevent to cut the product of hindering, and convenient to use, and reduce intensity of labour, and the fixing base, closing device, the rigidity of tailorring the device, the mouth of a river position that can make the cut-off knife cut is accurate, it is reliable to cut, avoid causing the product quality unstability, the qualification rate of improvement product.

2. The utility model discloses cutting off the knife rest and coming near or keeping away from the fixing base through rotating, make the incision level and smooth, guarantee the uniformity of product, and convenient operation. The guide holder can avoid the cutting-off knife rest to rotate the beating of in-process to can provide the holding power for the cutting-off knife rest at the in-process of cuting, avoid appearing causing the mechanism to damage and the not in place condition of cuting because of shearing resistance. The utility model discloses closing device adopts second connecting seat, middle arm, second handle, linking arm to realize that the second handle drives linking arm pivoted function through the pivot connection respectively, and convenient operation accords with people's custom. The positioning notch can prevent the pressing block from shielding the water gap.

Drawings

Fig. 1 is a schematic view of a nozzle shearing device according to an embodiment of the present invention.

Fig. 2 is a schematic view of a first viewing angle of the transmission of the pressing device according to the embodiment of the present invention.

Fig. 3 is a schematic diagram of a second view angle of the transmission of the pressing device according to the embodiment of the present invention.

In the figure, 1, a fixed seat; 101. a groove; 2. briquetting; 201. positioning the notch; 3. a cutter frame; 4. a cutter; 5. a column; 6. a first handle; 7. a push rod; 8. a first connecting seat; 9. a first rotating shaft; 10. a second rotating shaft; 11. a guide seat; 1101. a guide notch; 12. a second connecting seat; 13. a second handle; 14. a connecting arm; 15. a middle arm; 16. a third rotating shaft; 17. a fourth rotating shaft; 18. a fifth rotating shaft; 19. a sixth rotating shaft; 20. a base; 21. a cutter box; 22. and (4) bolts.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, which indicate the orientation or positional relationship, are used in the present invention as being based on the orientation or positional relationship shown in the drawings, and are used only for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 3, a nozzle shearing apparatus according to a preferred embodiment of the present invention comprises a fixing base 1, a pressing device and a cutting device, wherein the pressing device comprises a pressing block 2, the pressing block 2 is movably disposed above the fixing base 1, the cutting device is disposed on one side of the fixing base 1, the cutting device comprises a cutting blade holder 3 and at least one cutting blade 4, the cutting blade 4 is detachably connected to the cutting blade holder 3, the cutting blade holder 3 can be close to or far away from the fixing base 1, the product can be put in, pressed and taken out by moving the pressing block 2 of the pressing device above the fixing base 1, the nozzle can be sheared by moving the cutting blade holder 3 only during the nozzle shearing process, the nozzle can be sheared by the cutting blade 4 on the cutting blade holder 3, an operator does not need to both hold the product and the cutting blade for shearing, the product can be prevented from being sheared, and the use is convenient, the labor intensity is reduced, and the fixed positions of the fixed seat 1, the pressing device and the cutting device can ensure that the position of a water gap cut by the cutter 4 is accurate and the cutting is reliable, thereby avoiding the instability of the product quality and improving the qualification rate of the product.

Further, the device of tailorring of this embodiment still includes stand 5, and one side of fixing base 1 is located to stand 5, and the first end of cut-off knife rest 3 rotationally connects on stand 5, and cut-off knife rest 3 comes to be close to or keeps away from fixing base 1 through rotating, makes cut-off knife 4's shearing department be located the coplanar, makes the cut-off level and smooth, guarantees the uniformity of product, and convenient operation. Optionally, the column 5 of this embodiment is arranged along the direction perpendicular to the fixing base 1, the cutting blade holder 3 is parallel to the fixing base 1, and the cutting blade holder 3 is located above the fixing base 1, and the injection molding connecting channel material to be cut on the product of this embodiment is perpendicular to the plane where the product is located, so that the product is compressed by this embodiment, and then the cutting blade holder 3 rotates transversely, so that the cutting blade 4 moves back and forth to be close to or away from the product, thereby cutting the nozzle on the product. It should be noted that, if the injection molding connecting channel material to be cut on the product is located on the same plane or parallel to the product, the upright post 5 is arranged along the direction parallel to the fixed seat 1, so that the cutter frame 3 is longitudinally rotated, and the cutter 4 is moved up and down to be close to or far away from the product, thereby realizing the water gap cutting. In addition, the cutting device of this embodiment further includes pushing mechanism, pushing mechanism includes first handle 6, push rod 7 and first connecting seat 8, first handle 6 rotationally connects on first connecting seat 8 through first pivot 9, the first end of push rod 7 rotationally connects on first handle 6 through second pivot 10, first pivot 9 and second pivot 10 are parallel with cutting knife frame 3, push rod 7 is perpendicular with cutting knife frame 3 in the planar projection of cutting knife frame 3 place, the second end of cutting knife frame 3 is connected with the second end of push rod 7, through shaking first handle 6, can drive push rod 7 and promote or stimulate cutting knife frame 3, make cutting knife frame 3 rotate around stand 5, realize the shearing of cutting knife 4. In addition, the device of tailorring of this embodiment still includes guide holder 11, guide holder 11 is located fixing base 1 with stand 5 with one side, be equipped with the direction breach 1101 that runs through its both sides on the guide holder 11, direction breach 1101 is located guide holder 11 and the relative one side of fixing base 1, the cutting knife rest 3 passes from direction breach 1101, can avoid cutting knife rest 3 at the beating of rotation in-process, and can provide the holding power for cutting knife rest 3 at the in-process of shearing, avoid appearing causing the mechanism to damage and the condition of shearing not in place because of shearing resistance.

In this embodiment, closing device includes second connecting seat 12, second handle 13 and connecting arm 14, and one side of fixing base 1 is located to second connecting seat 12, and briquetting 2 is connected with connecting arm 14, and second handle 13 and connecting arm 14 all rotationally connect on second connecting seat 12, and second handle 13 rotates and drives connecting arm 14 and rotate, realizes compressing tightly and loosening of product through manual second handle 13. Further, the pressing device further comprises a middle arm 15, a first end of the middle arm 15 is rotatably connected with the second connecting seat 12 through a third rotating shaft 16, a second end of the middle arm 15 is rotatably connected with the second handle 13 through a fourth rotating shaft 17, the second handle 13 is rotatably connected with the connecting arm 14 through a fifth rotating shaft 18, the connecting arm 14 is rotatably connected with the second connecting seat 12 through a sixth rotating shaft 19, the second handle 13 is pressed downwards, the connecting arm 14 can move downwards and be pressed through transmission of the middle arm 15, pressing of the pressing block 2 is achieved, the second handle 13 is lifted upwards, lifting of the pressing block 2 can be driven, up and down movement of the second handle 13 is consistent with that of the pressing block 2, operation is convenient, and people's habits are met. The pressing device of the embodiment adopts the horizontal clamp, and can be quickly pressed.

In addition, the fixing seat 1 of the embodiment is provided with the groove 101 which is the same as the product in shape, so that the product can be positioned very accurately, the precision of the water gap shearing is high, the depth of the groove 101 is smaller than the thickness of the product, and the product can be placed and taken out conveniently. The briquetting 2 of this embodiment is equipped with the location breach 201 that exposes the mouth of a river of product, can prevent that briquetting 2 from sheltering from the mouth of a river. In addition, the mouth of a river shearing mechanism of this embodiment still includes base 20 and cutting knife box 21, and fixing base 1, closing device, the device of tailorring and cutting knife box 21 are all installed on base 20, and the fixed position of convenient transport and each device of assurance, in this embodiment, second connecting seat 12 and cutting knife rest 3 are located the both sides of fixing base 1 respectively, and first connecting seat 8 is located same one side with second connecting seat 12, convenient operation. The cutter box 21 is used for storing the cutter 4 after the work is completed, so that the cutter 4 is prevented from being polluted or damaged, and the injury of personnel caused by the cutter 4 is avoided. The cut-off knife 4 of this embodiment is connected on the cutter saddle 3 through bolt 22, easy to assemble and dismantlement, and the quantity of the number of the cut-off knife 4 of this embodiment is unanimous with the quantity of mouth of a river, realizes once cuting a plurality of mouths of a river.

The utility model discloses a working process does: placing a product to be cut in the groove 101 of the fixed seat 1, pressing the second handle 13 downwards, moving the pressing block 2 downwards and pressing the product tightly, and exposing the water gap from the positioning notch 201; the first handle 6 is shaken to enable the first handle 6 to rotate towards one side away from the cutting knife rest 3, the push rod 7 is driven to pull the cutting knife rest 3, the cutting knife rest 3 is close to the fixed seat 1, and the cutting knife 4 cuts the water gap; the first handle 6 is shaken to enable the first handle 6 to rotate towards one side close to the cutting knife rest 3, the push rod 7 is driven to push the cutting knife rest 3, the cutting knife rest 3 is far away from the fixed seat 1, and the cutting knife 4 is withdrawn; the second pull handle 13 is pulled upwards, the pressing block 2 moves upwards, and the product with the sheared nozzle can be taken out from the groove 101.

To sum up, the embodiment of the utility model provides a mouth of a river shearing mechanism, its briquetting 2 through closing device reciprocates in fixing base 1's top, can realize putting into of product, compress tightly and take out, at the in-process of mouth of a river shearing, only need remove cutting knife rest 3, cutting knife 4 on the cutting knife rest 3 can be sheared the mouth of a river, need not that operating personnel both need hold the product and need hold the cutting knife utensil and tailor, can prevent to cut the product of hindering, and convenient to use, reduce intensity of labour, and fixing base 1, closing device, the rigidity of cutting the device, the mouth of a river position that can make cutting knife 4 shear is accurate, cut reliably, avoid causing product quality unstable, improve the qualification rate of product.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a mouth of a river shearing mechanism, its characterized in that includes fixing base, closing device and tailors the device, closing device includes the briquetting, the briquetting can be located with reciprocating the top of fixing base, tailor the device and locate one side of fixing base, tailor the device including cutting knife rest and at least a cut-off knife, cut-off knife detachably connects cutting knife rest is last, the cut-off knife rest can be close to or keep away from the fixing base.

2. The nozzle shearing device as recited in claim 1, wherein the cutting device further comprises a post disposed on one side of the mounting base, the first end of the blade holder being rotatably connected to the post.

3. The nozzle shearing device as claimed in claim 2, wherein the upright is disposed in a direction perpendicular to the fixed base, the cutter holder is parallel to the fixed base, and the cutter holder is located above the fixed base.

4. The nozzle shearing device according to claim 3, wherein the cutting device further comprises a pushing mechanism, the pushing mechanism comprises a first handle, a push rod and a first connecting seat, the first handle is rotatably connected to the first connecting seat through a first rotating shaft, a first end of the push rod is rotatably connected to the first handle through a second rotating shaft, the first rotating shaft and the second rotating shaft are parallel to the cutter holder, a projection of the push rod on a plane where the cutter holder is located is perpendicular to the cutter holder, and a second end of the cutter holder is connected to a second end of the push rod.

5. The nozzle shearing device according to claim 4, wherein the cutting device further comprises a guide seat, the guide seat and the upright are located on the same side of the fixed seat, a guide notch is formed in the guide seat and penetrates through two sides of the guide seat, the guide notch is located on the opposite side of the guide seat and the fixed seat, and the cutting knife rest penetrates through the guide notch.

6. The nozzle shearing device of claim 1, wherein the pressing device comprises a second connecting seat, a second handle and a connecting arm, the second connecting seat is arranged on one side of the fixed seat, the pressing block is connected with the connecting arm, the second handle and the connecting arm are both rotatably connected to the second connecting seat, and the second handle rotates to drive the connecting arm to rotate.

7. The nozzle shearing device as claimed in claim 6, wherein the pressing device further comprises an intermediate arm, a first end of the intermediate arm is rotatably connected to the second connecting seat through a third rotating shaft, a second end of the intermediate arm is rotatably connected to the second pull handle through a fourth rotating shaft, the second pull handle is rotatably connected to the connecting arm through a fifth rotating shaft, and the connecting arm is rotatably connected to the second connecting seat through a sixth rotating shaft.

8. The nozzle shearing device of claim 1, wherein the fixing seat is provided with a groove with the same shape as the product, and the depth of the groove is smaller than the thickness of the product.

9. The nozzle shearing device as claimed in claim 3, wherein the pressing block is provided with a positioning notch for exposing the nozzle of the product.

10. The nozzle shearing device as recited in claim 1 further comprising a base and a cutter box, wherein the holder, the pressing device, the cutting device and the cutter box are mounted on the base.

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