Drilling and chamfering device for die machining

Abstract

The utility model discloses a drilling and chamfering device for die machining. The drilling and chamfering device comprises a rack, a rotating disc, a workpiece clamping jig, a drilling station, a chamfering station, a boring station and a scrap suction system. The four workpiece clamping jigs are arranged at equal intervals in the circumferential direction of the rotating disc. The scrap suction system comprises a scrap suction branch pipe, a first lifting air cylinder, a scrap collecting tank and a negative pressure fan. The three scrap suction branch pipes are arranged at the side ends of the drilling station, the chamfering station and the boring station correspondingly, and the first lifting air cylinders are used for adjusting the height of the lifting scrap suction branch pipes. The workpiece clamping jig can stably clamp a die sliding block workpiece to be machined, the drilling station, the chamfering station and the boring station are arranged above the rotating disc at intervals, rough drilling, chamfering and fine boring operation can be conducted on the workpiece respectively, and after machining is completed on one station, the workpiece can be machined through the drilling station, the chamfering station and the boring station. And the rotating disc can switch the workpiece to the next station for machining, the whole machining process is high in automation degree, and the machining efficiency of the workpiece is effectively improved.

Description

Technical Field

[0001] The utility model relates to the field of drilling and chamfering devices, in particular to a drilling and chamfering device used for mold processing. Background Art

[0002] Moulds are various molds and tools used in industrial production to obtain the required products by methods such as injection molding, blow molding, extrusion, die-casting or forging, smelting, and stamping. In short, moulds are tools used to make shaped objects. This tool is composed of various parts, and different moulds are composed of different parts. It mainly realizes the processing of the shape of the object by changing the physical state of the material being formed. It is known as the "mother of industry".

[0003] At present, sliders are needed in molds. Sliders are mold components that can slide perpendicular to the opening and closing directions or at a certain angle to the opening and closing directions during the mold opening action, so that the product structure is easier to demold. During the production and processing of sliders, rough drilling, chamfering and fine boring are required.

[0004] In the prior art, when rough drilling, chamfering and fine boring are performed on the mold slider, it is often necessary to use multiple processing equipment such as drilling machines, chamfering machines and boring machines. After one process is completed, the workpiece needs to be taken out to other equipment for subsequent processing. The operation process is cumbersome and the processing efficiency is low. In addition, the mold slider will generate some metal debris during the processing. These metal debris not only have the risk of splashing and injuring people, but also are difficult to clean and extremely inconvenient to collect.

[0005] Therefore, the prior art has defects and needs to be improved. Utility Model Content

[0006] The technical problem to be solved by the utility model is to provide a drilling and chamfering device for mold processing which has high processing efficiency and can automatically collect metal waste chips.

[0007] To achieve this purpose, the utility model adopts the following technical solutions:

[0008] A drilling and chamfering device for mold processing, comprising a frame, a rotating disk, a workpiece clamping fixture, a drilling station, a chamfering station, a boring station and a waste chip suction system;

[0009] The rotating disk is arranged on the frame;

[0010] The four workpiece clamping fixtures are equidistantly arranged along the circumference of the rotating disk, and the workpiece clamping fixtures are used to clamp and fix the workpiece to be processed;

[0011] The drilling station, chamfering station and boring station are respectively arranged above the rotating disk, and the rotating disk is used to rotate and switch the station of the workpiece clamping fixture;

[0012] The waste chip suction system includes a chip suction branch pipe, a first lifting cylinder, a chip collection tank and a negative pressure fan;

[0013] The three chip suction branches are respectively arranged at the side ends of the drilling station, the chamfering station and the boring station;

[0014] The movable end of the first lifting cylinder is connected to the chip suction branch pipe through a connecting block, so as to adjust the height of the chip suction branch pipe;

[0015] The negative pressure fan is connected to the top of the chip collecting tank through a first pipeline, and the three chip suction branch pipes are connected to the side of the chip collecting tank through a second pipeline.

[0016] According to the above technical solution, in the drilling and chamfering device for mold processing, the workpiece clamping fixture includes a base, a first clamping block, a toggle clamp and a second clamping block;

[0017] The first clamping block is arranged at one end of the base, the second clamping block is arranged at the other end of the base, and the connecting portion of the toggle clamp faces the first clamping block and is connected to the second clamping block;

[0018] A gap for clamping a workpiece is formed between the first clamping block and the second clamping block, and the toggle clamp is used to drive the second clamping block to move toward or away from the first clamping block.

[0019] By adopting the above-mentioned technical solutions, in the drilling and chamfering device for mold processing, the workpiece clamping fixture further includes a negative pressure suction pipe;

[0020] The side wall of the first clamping block is provided with a plurality of adsorption holes, the interior of the first clamping block is provided with an air path channel, the negative pressure suction pipe is used to generate negative pressure, and is connected with the adsorption holes through the air path pipeline.

[0021] By adopting the above-mentioned technical solutions, in the drilling and chamfering device for mold processing, the drilling station includes a first support frame, a second lifting cylinder, a first power head and a drilling tool;

[0022] The first support frame is arranged on the frame at the side end of the rotating disk, the first power head can be slid up and down on the first support frame, and the second lifting cylinder is connected to the first power head to adjust the distance between the first power head and the workpiece clamping fixture;

[0023] The drilling tool is connected to the bottom of the first power head, and the drilling tool is used to perform drilling processing on the workpiece on the workpiece clamping fixture below.

[0024] By adopting the above-mentioned technical solutions, in the drilling and chamfering device for mold processing, the chamfering station includes a second support frame, a third lifting cylinder, a second power head and a chamfering tool;

[0025] The second support frame is arranged on the frame at the side end of the rotating disk, the second power head can be slid up and down on the second support frame, and the third lifting cylinder is connected to the second power head to adjust the distance between the second power head and the workpiece clamping fixture;

[0026] The chamfering tool is connected to the bottom of the second power machine head, and the chamfering tool is used to perform chamfering processing on the workpiece on the workpiece clamping fixture below.

[0027] By adopting the above-mentioned technical solutions, in the drilling and chamfering device for mold processing, the boring station includes a third support frame, a fourth lifting cylinder, a third power head and a boring tool;

[0028] The third support frame is arranged on the frame at the side end of the rotating disk, the third power head can be slid up and down on the third support frame, and the fourth lifting cylinder is connected to the third power head to adjust the distance between the third power head and the workpiece clamping fixture;

[0029] The boring tool is connected to the bottom of the third power machine head, and the boring tool is used to perform boring processing on the workpiece on the workpiece clamping fixture below.

[0030] By adopting the above-mentioned technical solutions, the drilling and chamfering device for mold processing further includes a rotation locking mechanism, which is arranged on the frame below the rotating disk to limit the rotation of the rotating disk;

[0031] The rotary locking mechanism includes a fifth lifting cylinder and a locking head. The fifth lifting cylinder is arranged on the frame, and its movable end is arranged upward and connected to the locking head. The bottom of the rotating disk is provided with a plurality of sleeves along the circumferential direction for abutting against the locking head sleeve.

[0032] Compared with the prior art, the utility model has the following beneficial effects:

[0033] The workpiece clamping fixture of the utility model can stably clamp the mold slider workpiece to be processed. A drilling station, a chamfering station and a boring station are arranged at intervals above the rotating disk, and rough drilling, chamfering and fine boring operations can be performed on the workpiece respectively. When one of the stations completes processing, the rotating disk can rotate the angle of the workpiece clamping fixture to switch the workpiece to the next station for processing. The entire processing process has a high degree of automation and strong process continuity, which can effectively improve the processing efficiency of the workpiece. In addition, some metal waste chips will be generated during the processing of the workpiece. The waste chip suction system can absorb and collect the metal waste chips on each station to avoid the waste chips splashing everywhere and causing injuries, realize automatic collection and cleaning of the waste chips, facilitate unified recovery for reuse, and improve resource utilization. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0035] The structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with this technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantive technical significance. Any structural modification, change in proportion or adjustment of size, without affecting the effects and purposes that can be achieved by the present invention, should still fall within the scope of the technical contents disclosed by the present invention.

[0036] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0037] Figure 2 It is a partial structural schematic diagram of the utility model;

[0038] Figure 3 It is a partial structural schematic diagram of another viewing angle of the utility model;

[0039] Figure 4 This is a schematic diagram of the drilling station structure of the utility model;

[0040] Figure 5 It is a schematic diagram of the structure of the workpiece clamping fixture of the utility model. DETAILED DESCRIPTION

[0041] In order to make the utility model's purpose, features, and advantages more obvious and easy to understand, the following will be combined with the drawings in the utility model embodiments to clearly and completely describe the technical solutions in the utility model embodiments. Obviously, the embodiments described below are only part of the utility model embodiments, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0042] In the description of the present invention, it should be understood that the terms "upper", "lower", "top", "bottom", "inside", "outside", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. It should be noted that when a component is considered to be "connected" to another component, it may be directly connected to the other component or there may be a centrally arranged component at the same time.

[0043] The technical solution of the utility model is further explained below with reference to the accompanying drawings and through specific implementation methods.

[0044] like Figures 1 to 5 As shown, an embodiment of the utility model provides a drilling and chamfering device for mold processing, including a frame 1, a rotating disk 2, a workpiece clamping fixture 3, a drilling station 4, a chamfering station 5, a boring station 6 and a waste chip suction system 7, the rotating disk 2 is arranged on the frame 1, the four workpiece clamping fixtures 3 are arranged equidistantly along the circumference of the rotating disk 2, the workpiece clamping fixture 3 is used to clamp and fix the workpiece to be processed, the drilling station 4, the chamfering station 5 and the boring station 6 are respectively arranged above the rotating disk 2, and the rotating disk 2 is used to rotate and switch the station of the workpiece clamping fixture 3. The workpiece clamping fixture 3 can stably clamp the mold slider workpiece to be processed. Drilling stations 4, chamfering stations 5, and boring stations 6 are arranged above the rotating disk 2 at intervals, and can perform rough drilling, chamfering, and fine boring operations on the workpiece respectively. When one of the stations completes processing, the rotating disk 2 can rotate the angle of the workpiece clamping fixture 3 to switch the workpiece to the next station for processing. The entire processing process has a high degree of automation and strong process continuity, which can effectively improve the processing efficiency of the workpiece. It should be noted that one of the workpiece clamping fixtures 3 is a loading and unloading station, and the mold slider workpiece to be processed is fixed on the workpiece clamping fixture 3 by manual clamping, or removed from the workpiece clamping fixture 3 after processing.

[0045] like Figure 1As shown, the waste chip suction system 7 includes a chip suction branch pipe 71, a first lifting cylinder 72, a chip collecting tank 73 and a negative pressure fan 74. The three chip suction branch pipes 71 are respectively arranged at the side ends of the drilling station 4, the chamfering station 5 and the boring station 6. The movable end of the first lifting cylinder 72 is connected to the chip suction branch pipe 71 through a connecting block to adjust the height of the chip suction branch pipe 71. The negative pressure fan 74 is connected to the top of the chip collecting tank 73 through a first pipe 75. The three chip suction branch pipes 71 are connected to the side of the chip collecting tank 73 through a second pipe 76. Some metal scraps will be generated during the machining of the workpiece. The scrap suction system 7 can absorb and collect the metal scraps on each workstation to prevent the scraps from splashing around and causing injury, realize automatic collection and cleaning of the scraps, facilitate unified recovery for reuse, and improve resource utilization; specifically, the negative pressure fan 74 can generate negative pressure to recover the metal scraps generated by the machining through the scrap suction branch pipe 71 and the second pipe 76 in turn to the scrap collecting tank 73 for unified collection; when the rotating disk 2 is in a rotating state, the first lifting cylinder 72 can drive the scrap suction branch pipe 71 to rise to avoid the workpiece clamping fixture 3 in a rotating state; it should be noted that a discharge valve is provided at the bottom of the scrap collecting tank 73 to facilitate regular cleaning of the metal scraps in the scrap collecting tank 73.

[0046] like Figure 5 As shown, further, the workpiece clamping fixture 3 includes a base 31, a first clamp block 32, an elbow clamp 33 and a second clamp block 34, the first clamp block 32 is arranged at one end of the base 31, the second clamp block 34 is arranged at the other end of the base 31, the connecting portion of the elbow clamp 33 faces the first clamp block 32 and is connected to the second clamp block 34, a gap for clamping a workpiece is formed between the first clamp block 32 and the second clamp block 34 to accommodate the workpiece to be processed, and the elbow clamp 33 is used to drive the second clamp block 34 to move toward or away from the first clamp block 32, so as to adjust the tightness of clamping the workpiece.

[0047] like Figure 1 and Figure 5 As shown, further, the workpiece clamping fixture 3 also includes a negative pressure suction pipe 35, the side wall of the first clamping block 32 is provided with a plurality of adsorption holes 320, the interior of the first clamping block 32 is provided with an air path, and the negative pressure suction pipe 35 is used to generate negative pressure, and is connected to the adsorption holes 320 through the air path pipeline. When the negative pressure suction pipe 35 is in a negative pressure working state, the negative pressure airflow can be transmitted to the adsorption holes 320 through the air path channel, thereby forming an adsorption force on the side wall of the first clamping block 32. In this way, when the workpiece is clamped in the workpiece clamping fixture 3, the adsorption force can make the workpiece more stably fixed on the side wall of the first clamping block 32, preventing it from moving or shaking during positioning or processing.

[0048] like Figure 4 As shown, further, the drilling station 4 includes a first support frame 41, a second lifting cylinder 42, a first power head 43 and a drilling tool 44. The first support frame 41 is arranged on the frame 1 at the side end of the rotating disk 2. The first power head 43 can be slid up and down on the first support frame 41. The second lifting cylinder 42 is connected to the first power head 43 to adjust the distance between the first power head 43 and the workpiece clamping fixture 3. The drilling tool 44 is connected to the bottom of the first power head 43. The drilling tool 44 is used to perform drilling processing on the workpiece on the workpiece clamping fixture 3 below. The first power head 43 can drive the drilling tool 44 to rotate at a high speed so that the drilling tool 44 can perform rough drilling operations on the workpiece, and the second lifting cylinder 42 can adjust the height of the first power head 43 to adapt to the height and drilling depth requirements of different workpieces.

[0049] like Figure 2 and Figure 3 As shown, further, the chamfering station 5 includes a second support frame 51, a third lifting cylinder 52, a second power head 53 and a chamfering tool 54; the second support frame 51 is arranged on the frame 1 at the side end of the rotating disk 2, the second power head 53 can be slid up and down on the second support frame 51, the third lifting cylinder 52 is connected to the second power head 53 to adjust the distance between the second power head 53 and the workpiece clamping fixture 3, the chamfering tool 54 is connected to the bottom of the second power head 53, and the chamfering tool 54 is used to chamfer the workpiece on the workpiece clamping fixture 3 below. It should be noted that the working principle of the chamfering station 5 is the same as that of the drilling station 4, which will not be described in detail here.

[0050] like Figure 2 and Figure 3 As shown, further, the boring station 6 includes a third support frame 61, a fourth lifting cylinder 62, a third power head 63 and a boring tool 64. The third support frame 61 is arranged on the frame 1 at the side end of the rotating disk 2. The third power head 63 can be slid up and down on the third support frame 61. The fourth lifting cylinder 62 is connected to the third power head 63 to adjust the distance between the third power head 63 and the workpiece clamping fixture 3. The boring tool 64 is connected to the bottom of the third power head 63. The boring tool 64 is used to bore the workpiece on the workpiece clamping fixture 3 below. It should be noted that the working principle of the boring station 6 is the same as that of the drilling station 4, which will not be described in detail here.

[0051] like Figure 3As shown, further, a rotation locking mechanism 8 is also included, and the rotation locking mechanism 8 is arranged on the frame 1 below the rotating disk 2 to limit the rotation of the rotating disk 2. The rotation locking mechanism 8 includes a fifth lifting cylinder 81 and a locking head 82. The fifth lifting cylinder 81 is arranged on the frame 1, and its movable end is arranged upward and connected to the locking head 82. The bottom of the rotating disk 2 is provided with a plurality of sleeves 21 for sleeve-abutting with the locking head 82 along the circumferential direction. When the fifth lifting cylinder 81 is pushed upward, the locking head 82 can abut against the sleeve 21 at the bottom of the rotating disk 2 to form a locked state, preventing it from continuing to rotate and avoiding shaking, so as to ensure the accurate positioning between the workpiece clamping fixture 3 and the workstation, so as to make the processing of the workpiece more precise.

[0052] The workpiece clamping fixture 3 of the utility model can stably clamp the mold slider workpiece to be processed. A drilling station 4, a chamfering station 5, and a boring station 6 are arranged above the rotating disk 2 at intervals, and rough drilling, chamfering and fine boring operations can be performed on the workpiece respectively. When one of the stations completes processing, the rotating disk 2 can rotate the angle of the workpiece clamping fixture 3 to switch the workpiece to the next station for processing. The entire processing process has a high degree of automation and strong process continuity, which can effectively improve the processing efficiency of the workpiece; in addition, the workpiece will generate some metal waste chips during the processing. The waste chip suction system 7 can absorb and collect the metal waste chips on each station to avoid the waste chips splashing everywhere and causing injuries, realize automatic collection and cleaning of the waste chips, facilitate unified recovery for reuse, and improve resource utilization.

[0053] As described above, the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments can still be modified, or some of the technical features can be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A drilling and chamfering device for mold processing, characterized in that: It includes a machine frame, a rotating disk, a workpiece clamping fixture, a drilling station, a chamfering station, a boring station and a waste chip suction system; The rotating disk is arranged on the frame; The four workpiece clamping fixtures are arranged equidistantly along the circumference of the rotating disk, and the workpiece clamping fixtures are used to clamp and fix the workpiece to be processed; The drilling station, chamfering station and boring station are respectively arranged above the rotating disk, and the rotating disk is used to rotate and switch the station of the workpiece clamping fixture; The waste chip suction system includes a chip suction branch pipe, a first lifting cylinder, a chip collection tank and a negative pressure fan; The three chip suction branch pipes are respectively arranged at the side ends of the drilling station, the chamfering station and the boring station; The movable end of the first lifting cylinder is connected to the chip suction branch pipe through a connecting block, so as to adjust the height of the chip suction branch pipe; The negative pressure fan is connected to the top of the chip collecting tank through a first pipeline, and the three chip suction branch pipes are connected to the side of the chip collecting tank through a second pipeline.

2. The drilling and chamfering device for mold processing according to claim 1, characterized in that: The workpiece clamping fixture comprises a base, a first clamping block, a toggle clamp and a second clamping block; The first clamping block is arranged at one end of the base, the second clamping block is arranged at the other end of the base, and the connecting portion of the toggle clamp faces the first clamping block and is connected to the second clamping block; A gap for clamping a workpiece is formed between the first clamping block and the second clamping block, and the toggle clamp is used to drive the second clamping block to move toward or away from the first clamping block.

3. The drilling and chamfering device for mold processing according to claim 2, characterized in that: The workpiece clamping fixture also includes a negative pressure suction pipe; The side wall of the first clamping block is provided with a plurality of adsorption holes, the interior of the first clamping block is provided with an air path channel, the negative pressure suction pipe is used to generate negative pressure, and is connected with the adsorption holes through the air path channel.

4. The drilling and chamfering device for mold processing according to claim 1, characterized in that: The drilling station includes a first support frame, a second lifting cylinder, a first power head and a drilling tool; The first support frame is arranged on the frame at the side end of the rotating disk, the first power head can be slid up and down on the first support frame, and the second lifting cylinder is connected to the first power head to adjust the distance between the first power head and the workpiece clamping fixture; The drilling tool is connected to the bottom of the first power head, and the drilling tool is used to perform drilling processing on the workpiece on the workpiece clamping fixture below.

5. The drilling and chamfering device for mold processing according to claim 4, characterized in that: The chamfering station includes a second support frame, a third lifting cylinder, a second power head and a chamfering tool; The second support frame is arranged on the frame at the side end of the rotating disk, the second power head can be slid up and down on the second support frame, and the third lifting cylinder is connected to the second power head to adjust the distance between the second power head and the workpiece clamping fixture; The chamfering tool is connected to the bottom of the second power machine head, and the chamfering tool is used to perform chamfering processing on the workpiece on the workpiece clamping fixture below.

6. The drilling and chamfering device for mold processing according to claim 5, characterized in that: The boring station includes a third support frame, a fourth lifting cylinder, a third power head and a boring tool; The third support frame is arranged on the frame at the side end of the rotating disk, the third power head can be slid up and down on the third support frame, and the fourth lifting cylinder is connected to the third power head to adjust the distance between the third power head and the workpiece clamping fixture; The boring tool is connected to the bottom of the third power machine head, and the boring tool is used to perform boring processing on the workpiece on the workpiece clamping fixture below.

7. The drilling and chamfering device for mold processing according to claim 1, characterized in that: It also includes a rotation locking mechanism, which is arranged on the frame below the rotating disk to limit the rotation of the rotating disk; The rotary locking mechanism includes a fifth lifting cylinder and a locking head. The fifth lifting cylinder is arranged on the frame, and its movable end is arranged upward and connected to the locking head. The bottom of the rotating disk is provided with a plurality of sleeves along the circumferential direction for abutting against the locking head sleeve.

Images