CN212384682U - Machining assembly and machining equipment for machining exhaust groove of mold - Google Patents

Abstract

The utility model relates to a field, especially a processing subassembly and processing equipment for processing mould air discharge duct, the processing subassembly includes: a clamping seat and an electric rotary file; the electric rotary file comprises: the electric drill comprises an electric drill body and a milling cutter body arranged at the rotating shaft end of the electric drill body; the upper clamping arm is arranged at the processing end of the lower clamping arm in parallel and opposite to the processing end of the lower clamping arm, and the supporting arm is connected and supported between the upper clamping arm and the lower clamping arm; the top end of the electric drill body is limited and mounted in the clamping groove, and the rotating shaft end is limited and mounted in the clamping through hole; the processing assembly can be applied to processing equipment comprising a numerical control machine tool, so that the processing mode of processing the exhaust groove of the mold by a handheld electric rotary file in the prior art is improved into the processing equipment and the processing mode with higher processing precision and processing efficiency, the defective rate of products is reduced, and the quality of hub products is ensured.

Description

Machining assembly and machining equipment for machining exhaust groove of mold

Technical Field

The utility model relates to a field, especially a processing subassembly and processing equipment for processing mould air discharge duct.

Background

The hub is a metal forming product required to be applied to an automobile or a motorcycle, high-temperature metal liquid is poured into a forming die for the hub, the die is opened after the metal liquid is cooled, a formed hub blank is obtained, and the hub blank is subjected to subsequent processes of polishing, finish machining, spraying and the like to obtain a hub finished product.

Wherein, in high temperature metal liquid pours into forming die, can produce gas in the die cavity of mould, these gases untimely discharges and will cause the quality that directly influences wheel hub blank, consequently for the ease of the die cavity internal gas along the mould shaping face discharge, can process out many exhaust grooves at the shaping face interval of mould.

In the prior art, an exhaust groove is formed in a molding surface of a mold by manually holding an electric rotary file, and in order to further simplify the processing operation, the exhaust groove is formed in a cylindrical surface of a mold core along the mold opening direction, namely the exhaust groove extends from one end of the mold core to the other end of the mold core; the quality of the hub blank is not affected while smooth exhaust is ensured, and the depth of the exhaust groove is 0.5-0.8 mm. However, in the prior art, when the exhaust grooves are machined in the mold by adopting the manual handheld electric rotary file, serious technical defects exist, for example, when the manual handheld electric rotary file and a milling cutter cut metal, cutting force is generated in a plane perpendicular to a cutter shaft, the force may change along with different directions of cutting states, the cutting depth of the milling cutter also needs to be manually controlled, the shapes, the depths and the directions of all the exhaust grooves cannot be unified, the subsequent machining of the hub blank is increased, even gas in partial mold cavities cannot be exhausted, and the molding quality of the hub blank is directly influenced; in addition, the depth of the exhaust groove obtained by handheld operation processing is uneven, and the extending direction of the exhaust groove cannot be consistent with the mold opening direction, so that a hub blank is easily damaged, the exhaust groove on the mold is also easily corroded, and the service life of the mold is influenced.

SUMMERY OF THE UTILITY MODEL

To the above defect, the utility model aims to provide a processing subassembly and processing equipment for processing mould air discharge duct for the processing operation precision and the efficiency of processing mould air discharge duct are higher.

To achieve the purpose, the utility model adopts the following technical proposal:

a tooling assembly for tooling a mold vent slot, comprising: a clamping seat and an electric rotary file; the electric rotary file comprises: the electric drill comprises an electric drill body and a milling cutter body arranged at the rotating shaft end of the electric drill body; the clamping seat comprises: the lower clamping arm, the upper clamping arm and the supporting arm are arranged; the two ends of the lower clamping arm are respectively provided with a processing end and a clamping end, and the processing end is provided with a clamping through hole; the two ends of the upper clamping arm are an opening end and a connecting end; the opening end is provided with a clamping groove, and an opening structure is arranged at the end part of the clamping groove, which is positioned at the opening end; the upper clamping arm is arranged at the processing end of the lower clamping arm in parallel and opposite to the processing end of the lower clamping arm, and the supporting arm is connected and supported between the upper clamping arm and the lower clamping arm; the top end of the electric drill body is limited and mounted in the clamping groove, and the rotating shaft end is limited and mounted in the clamping through hole; the upper end of the milling cutter body is connected to the rotating shaft end, and the lower end of the milling cutter body extends to the position below the lower clamping arm from the clamping through hole.

Preferably, the outer wall of the rotating shaft end of the electric drill body is conical; the inner wall of clamping through-hole is hourglass hopper-shaped, electric drill body spacing install in when the lower dress arm lock, the outer wall of pivot end is followed the top of clamping through-hole push down laminate in the inner wall of clamping through-hole.

Preferably, the top end of the electric drill body is provided with a protruding portion, and the protruding portion is limited in the clamping groove.

Preferably, the protruding portion is of a tubular structure, and two ends of the protruding portion communicate the interior of the electric drill body with the external space of the electric drill body.

Preferably, the bottom surface of the upper clamping arm is provided with an inclined surface; the inclined plane is gradually inclined downwards from the processing end of the upper clamping arm to the connecting end.

Preferably, the upper clamping arm is provided with a limiting swing arm; one end of the limiting swing arm is hinged to one side of the clamping groove, and the other end of the limiting swing arm is detachably connected with the other side of the clamping groove.

Preferably, one end of the limiting swing arm is detachably connected with one side of the clamping groove through a bolt.

A machining apparatus comprising a machining assembly as described above and a numerically controlled lathe; the numerical control lathe comprises: the tool rest comprises a turning shaft, a movable slide rail arranged along the extending direction of the turning shaft, and a tool turret capable of reciprocating along the movable slide rail; the machining assembly is mounted to the turret.

Preferably, the end face of the turning shaft is provided with a clamping jaw clamp.

More preferably, the turret comprises: a movable seat and a rotary cutter head seat; the rotary cutter head seat is provided with at least two cutter clamping parts; the movable seat is arranged on the movable sliding rail in a sliding mode, and the rotary cutter head seat is connected to the movable seat in a rotating mode through a rotating shaft; the clamping end of the lower clamping arm is clamped and fixed on any one of the cutter clamping parts.

The utility model provides a processing assembly, which can be applied to processing equipment including a numerical control machine tool, thereby improving the processing mode of processing the exhaust groove of a mould by a handheld electric rotary file in the prior art into the processing equipment and the processing mode with higher processing precision and processing efficiency, further reducing the defective rate of products and ensuring the quality of hub products; better, the machining precision of air discharge duct is higher, can guarantee that the degree of depth, width and the extending direction of air discharge duct are more unified, avoids the air discharge duct to appear corroding to the life of mould has been prolonged.

Drawings

Fig. 1 is a schematic view of an installation structure of a processing apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic side view of a processing assembly according to an embodiment of the present invention;

fig. 3 is a schematic perspective view of a processing apparatus according to an embodiment of the present invention;

fig. 4 is a schematic top view of a processing apparatus according to an embodiment of the present invention.

Wherein: the machining assembly 100, the lower clamping arm 110, the clamping through hole 111, the upper clamping arm 120, the clamping groove 121, the inclined surface 122, the limiting swing arm 123, the bolt 124, the supporting arm 130, the electric drill body 210, the rotating shaft end 211, the protruding portion 212, the milling cutter body 220, the turning shaft 310, the jaw clamp 311, the cutter tower 320, the rotating cutter disc seat 321, the cutter clamping portion 322 and the mold core 400.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 2-3, a tooling assembly 100 for tooling a vent slot of a mold includes: a clamping seat and an electric rotary file; the electric rotary file comprises: a drill body 210 and a milling cutter body 220 disposed at a spindle end 211 of the drill body 210; the clamping seat comprises: a lower clamping arm 110, an upper clamping arm 120 and a support arm 130; two ends of the lower clamping arm 110 are respectively provided with a processing end and a clamping end, and the processing end is provided with a clamping through hole 111; the two ends of the upper clamping arm 120 are an open end and a connecting end; the opening end is provided with a clamping groove 121, and the end part of the clamping groove 121 positioned at the opening end is provided with an opening structure; the upper clamping arm 120 is arranged at the processing end of the lower clamping arm 110 in parallel and opposite to the processing end, and the support arm 130 is connected and supported between the upper clamping arm 120 and the lower clamping arm 110; the top end of the electric drill body 210 is limited and mounted in the clamping groove 121, and the rotating shaft end 211 is limited and mounted in the clamping through hole 111; the upper end of the milling cutter body 220 is connected to the rotating shaft end 211, and the lower end thereof extends from the clamping through hole 111 to the lower part of the lower clamping arm 110.

The outer wall of the rotating shaft end 211 of the electric drill body 210 is conical; the inner wall of clamping through-hole 111 is hourglass hopper-shaped, electric drill body 210 spacing install in when lower clamping arm 110, the outer wall of pivot end 211 is followed the top of clamping through-hole 111 is pressed fit down in the inner wall of clamping through-hole 111. Under the effect of pressure, the laminating that can be better of two conical surface form structures is in the same place, makes the installation that the pivot end 211 of electric drill body 210 can be more stable is spacing in clamping through-hole 111, be difficult to appear rocking, can guarantee the machining precision of air discharge duct.

The top end of the electric drill body 210 is provided with a protruding portion 212, and the protruding portion 212 is limited in the clamping groove 121.

The protruding portion 212 is a tubular structure, and two ends of the protruding portion communicate the inside of the electric drill body 210 with the outside of the electric drill body 210. The protruding part 212 can be the setting and be in the mounting structure on the electric drill body 210, also can be the wire post at electric drill body 210 top, and tubular structure's protruding part 212 is convenient on the one hand electric drill body 210 connecting wire, and on the other hand also can be as mounting structure, is convenient for electric drill body 210 with the spacing installation of facial make-up arm lock 120.

The bottom surface of the upper clamping arm 120 is provided with an inclined surface 122; the inclined surface 122 is inclined gradually downward from the machining end to the connecting end of the upper clamping arm 120. The special incline direction of inclined plane 122 plays the guide effect on the one hand, is convenient for electric drill body 210 blocks into facial make-up arm 120 with lower facial make-up arm 110, on the other hand, the top of electric drill body 210 along inclined plane 122 removes the back, facial make-up arm 120 can give electric drill body 210 decurrent pressure, and then make more stable spacing the installing of pivot end 211 of electric drill body 210 is in clamping through-hole 111.

The upper clamping arm 120 is provided with a limiting swing arm 123; one end of the limiting swing arm 123 is hinged to one side of the clamping groove 121, and the other end of the limiting swing arm 123 is detachably connected with the other side of the clamping groove 121. The top end of the electric drill body 210 is limited and mounted by the limiting swing arm 123, so that the electric drill body 210 can be stably mounted, and the assembly and separation of parts inside the machining assembly 100 can be more convenient through a detachable swing arm structure; and the milling cutter bodies 220 with different specifications can be replaced quickly. One end of the limiting swing arm 123 is detachably connected with one side of the clamping groove through a bolt 124.

As shown in fig. 1, a machining apparatus includes a machining assembly 100 as described above and a numerically controlled lathe; the numerical control lathe comprises: a turning shaft 310, a movable slide rail arranged along the extending direction of the turning shaft 310, and a turret 320 capable of reciprocating along the movable slide rail; the processing assembly 100 is mounted to the turret 320. The end surface of the turning shaft 310 is provided with a jaw clamp 311. The jaw clamp 311 may be a clamping clamp on an existing lathe, such as a three-jaw chuck, for clamping a mold to be machined.

The turret 320 includes: a moving and rotating cutter head seat 321; the rotary cutter head seat 321 is provided with at least two cutter clamping parts 322; the movable seat is slidably arranged on the movable slide rail, and the rotary cutter head seat 321 is rotatably connected to the movable seat through a rotating shaft; the clamping end of the lower clamping arm 110 is clamped and fixed on any one of the tool clamping parts 322. The turret 320 is provided with a plurality of tool clamping portions 322, and each tool clamping portion 322 can clamp different tools, so that the machining equipment has more machining functions, and can realize quick switching, and the machining application range of the machining equipment is wider.

In practical application of the processing equipment, firstly, the top of the electric rotary file is limited and mounted in the clamping groove 121 of the upper clamping arm 120, specifically, the boss 212 is clamped into the clamping groove 121 from an opening structure of the clamping groove 121, then the limiting swing arm 123 is rotated to limit the boss 212 in the clamping groove 121, and meanwhile, the inclined surface 122 of the upper clamping arm 120 presses the top of the electric rotary file downwards, so that the outer wall of the rotary shaft end 211 is pressed and attached to the inner wall of the clamping through hole 111; then, the clamping end of the lower clamping arm 110 is fixedly arranged on the tool clamping part 322 of the rotary tool disc seat 321; clamping and fixing a mold to be machined, such as a mold core 400, on a jaw clamp 311 of the turning shaft 310; then, the movable seat is adjusted to drive the rotary cutter disc seat 321 to approach the mold core 400 along the movable slide rail; after the milling cutter body 220 moves to a specified position, the electric rotary file is started, so that the milling cutter body 220 rotates to process the cylindrical surface of the mold core 400 at the specified position, and the rotary cutter head rotates relative to the moving seat to adjust the processing depth of the exhaust groove; the movable seat moves along the movable slide rail, and the processing extension direction of the exhaust groove can be adjusted; the turning shaft 310 rotates to drive the mold core 400 to rotate, and the distribution interval position of the exhaust grooves can be adjusted.

The utility model provides a processing subassembly 100, processing subassembly 100 can use in the processing equipment including digit control machine tool to with the processing mode of handheld electric rotary file processing mould air discharge duct among the prior art, improve into the processing equipment and the processing mode of concrete higher machining precision and machining efficiency, and then reduced the defective percentage of product, guaranteed the quality of wheel hub product.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims (10)

1. A tooling assembly for tooling a mold vent slot, comprising: a clamping seat and an electric rotary file; the electric rotary file comprises: the electric drill comprises an electric drill body and a milling cutter body arranged at the rotating shaft end of the electric drill body; the clamping seat comprises: the lower clamping arm, the upper clamping arm and the supporting arm are arranged; the two ends of the lower clamping arm are respectively provided with a processing end and a clamping end, and the processing end is provided with a clamping through hole; the two ends of the upper clamping arm are an opening end and a connecting end; the opening end is provided with a clamping groove, and an opening structure is arranged at the end part of the clamping groove, which is positioned at the opening end; the upper clamping arm is arranged at the processing end of the lower clamping arm in parallel and opposite to the processing end of the lower clamping arm, and the supporting arm is connected and supported between the upper clamping arm and the lower clamping arm; the top end of the electric drill body is limited and mounted in the clamping groove, and the rotating shaft end is limited and mounted in the clamping through hole; the upper end of the milling cutter body is connected to the rotating shaft end, and the lower end of the milling cutter body extends to the position below the lower clamping arm from the clamping through hole.

2. The tooling assembly of claim 1 wherein the spindle end outer wall of the drill body is tapered; the inner wall of clamping through-hole is hourglass hopper-shaped, electric drill body spacing install in when the lower dress arm lock, the outer wall of pivot end is followed the top of clamping through-hole push down laminate in the inner wall of clamping through-hole.

3. The machining assembly according to claim 1, wherein a protruding portion is arranged at the top end of the electric drill body and is limited in the clamping groove.

4. A tooling assembly according to claim 3 wherein the boss is of tubular configuration having two ends communicating between the interior of the drill body and the space exterior of the drill body.

5. The processing assembly of claim 1, wherein the bottom surface of the upper clamping arm is provided with an inclined surface; the inclined plane is gradually inclined downwards from the processing end of the upper clamping arm to the connecting end.

6. The machining assembly according to claim 1, wherein the upper mounting clamp arm is provided with a limiting swing arm; one end of the limiting swing arm is hinged to one side of the clamping groove, and the other end of the limiting swing arm is detachably connected with the other side of the clamping groove.

7. The processing assembly of claim 6, wherein one end of the limiting swing arm is detachably connected with one side of the clamping groove through a bolt.

8. A machining apparatus comprising a machining assembly as claimed in any one of claims 1 to 7 and a numerically controlled lathe;

the numerical control lathe comprises: the tool rest comprises a turning shaft, a movable slide rail arranged along the extending direction of the turning shaft, and a tool turret capable of reciprocating along the movable slide rail;

the machining assembly is mounted to the turret.

9. The machining apparatus according to claim 8, wherein an end face of the turning shaft is provided with a jaw clamp.

10. The processing apparatus of claim 8, wherein the turret comprises: a movable seat and a rotary cutter head seat; the rotary cutter head seat is provided with at least two cutter clamping parts; the movable seat is arranged on the movable sliding rail in a sliding mode, and the rotary cutter head seat is connected to the movable seat in a rotating mode through a rotating shaft; the clamping end of the lower clamping arm is clamped and fixed on any one of the cutter clamping parts.

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