CN115502440A - Double-head horizontal ring die numerical control deep hole drilling machine tool and machining method thereof - Google Patents

Double-head horizontal ring die numerical control deep hole drilling machine tool and machining method thereof Download PDF

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Publication number
CN115502440A
CN115502440A CN202211226393.9A CN202211226393A CN115502440A CN 115502440 A CN115502440 A CN 115502440A CN 202211226393 A CN202211226393 A CN 202211226393A CN 115502440 A CN115502440 A CN 115502440A
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CN
China
Prior art keywords
guide
ring die
drilling
chip
assembly
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CN202211226393.9A
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Chinese (zh)
Inventor
徐晓鹏
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Xinyixiu Tucker Machinery Suzhou Co ltd
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Xinyixiu Tucker Machinery Suzhou Co ltd
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Priority to CN202211226393.9A priority Critical patent/CN115502440A/en
Publication of CN115502440A publication Critical patent/CN115502440A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B41/00Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/0042Devices for removing chips
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/10Arrangements for cooling or lubricating tools or work
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)

Abstract

The invention discloses a double-head horizontal ring die numerical control deep hole drilling machine tool and a processing method thereof, relating to the technical field of feed granulating equipment; wherein the lathe includes: a base; the upright post is vertically arranged on the base; the servo motor is vertically arranged on the upright post; the opposite mechanism is arranged on the output end of the servo motor; the rotary table is arranged on the base and is positioned between the two groups of drilling assemblies; and the four-jaw chuck is arranged on the rotary table. Wherein the opposite mechanism comprises a beam; the two assembling plates are respectively arranged at two ends of the cross beam; the two groups of guide mechanisms are arranged on one side of the assembling plate, which is far away from the cross beam; the two groups of drilling assemblies are assembled on the guide mechanism in a one-to-one correspondence manner; the machining method comprises the step of machining by using the machine tool. The invention solves the technical problem of low processing efficiency caused by insufficient stability of the existing deep hole drilling machine tool.

Description

Double-head horizontal ring die numerical control deep hole drilling machine tool and machining method thereof
Technical Field
The invention relates to the technical field of feed granulating equipment, in particular to a double-head horizontal ring die numerical control deep hole drilling machine tool and a machining method thereof.
Background
A feed ring mould granulator belongs to feed granulating equipment and is a processing machine for directly pressing crushed materials of corn, bean pulp, straw, grass, rice husk and the like into granules. A sawdust ring die granulator belongs to biomass fuel granulation equipment, and is a processing machine which takes agricultural and forestry wastes as raw materials and directly presses granules through crushing, mixing and pressing.
The performance of the two types of ring die granulator equipment determines the processing yield and appearance quality of granules to a great extent, and the equipment plays a very important role in the processing process of the granules, wherein the most important part is the ring die which is processed with the same aperture, and the higher the ring die is, the larger the diameter is, the higher the processing yield is; the lower the surface roughness of the processing hole is, the smoother the discharging is, the better the appearance texture of the particles is, and the lower the pulverization rate is; the requirement on the overall stability of equipment is higher when the large aperture of the large ring die is processed; the traditional processing mode is as follows: firstly, the single-head twist drill is adopted for processing, the efficiency is low, and the surface of a hole is not smooth; secondly, a vertical machine tool gun drill is adopted for processing, a large ring die (with the outer diameter of more than 1300) is processed, the aperture is more than phi 12, the stability of equipment is poor, the processing efficiency is low, and the surface of a hole is not smooth (the roughness is more than Ra3.2).
Disclosure of Invention
The invention aims to provide a double-head horizontal ring die numerical control deep hole drilling machine tool and a machining method thereof, and solves the technical problems that the deep hole drilling machine tool in the prior art is insufficient in stability and low in machining efficiency.
The embodiment of the application discloses drilling subassembly includes:
the guide support is internally provided with a chip guide cavity, and the bottom of the chip guide cavity is communicated with a chip guide groove extending downwards;
the main shaft output assembly is positioned at one end of the guide support, and the output end of the main shaft output assembly faces the guide support;
and the gun drill is arranged at the output end of the main shaft output assembly, and the tail end of the gun drill penetrates through the chip guide cavity.
The embodiment of the application designs the direction support, and the chip guide cavity is arranged inside the guide support and used for collecting chips and facilitating subsequent centralized processing.
On the basis of the technical scheme, the embodiment of the application can be further improved as follows:
further, the guide support is V-shaped, and the opening end of the guide support faces the spindle output assembly;
the chip guide cavity is located on the lower side edge of the guide support, and the beneficial effect of the step is that the chips can stably fall down by designing the specific structure of the guide support.
Further, it also includes:
the guide seat is arranged at one end of the guide support, which is far away from the spindle output assembly;
the uide bushing, install in on the guide holder, just the uide bushing cover is established the tip of gun drill, the internal diameter of uide bushing is greater than the tool bit diameter of gun drill, the uide bushing with lead bits chamber intercommunication, the beneficial effect who adopts this step is convenient for follow-up support ring mould through the uide bushing, guarantees the stability of processing.
Furthermore, a first through hole and a second through hole are respectively formed in two ends of the upper end of the chip guide cavity, the first through hole is located on the outer side surface of the chip guide cavity, and the guide sleeve is arranged inside the first through hole;
the second through hole is located the medial surface in chip guide chamber, just the second through hole inside be provided with gun drill complex bearing assembly, the beneficial effect who adopts this step is that the piece of being convenient for can get into in the chip guide chamber steadily.
The application also discloses subtend mechanism for ring mould includes:
a cross beam;
the two assembling plates are respectively arranged at two ends of the cross beam;
the two groups of guide mechanisms are arranged on one side of the assembling plate, which is far away from the cross beam;
the two groups of drilling assemblies are correspondingly assembled on the guide mechanism one by one, and the drilling assemblies move in the opposite direction or the back direction along the horizontal direction of the guide mechanism; the drilling assembly is symmetrical about a vertical central axis of the cross beam;
and a gap for placing the ring die is reserved between the drilling ends of the two groups of drilling assemblies.
This application designs subtend mechanism for the ring mould, makes it can accomplish and stably subtend processing, is convenient for improve the stability when ring mould processing.
On the basis of the technical scheme, the embodiment of the application can be further improved as follows:
further, the crossbeam is the arc, the assembly plate from its with the junction of crossbeam extends outwards, adopts this step's beneficial effect to be can provide the space of placing of ring mould through concrete crossbeam structure.
Further, the guide mechanism includes:
the at least two guide rails are arranged on the outer side of the assembly plate at intervals up and down, the central axis of each guide rail is parallel to the horizontal plane, and the guide rails are matched with the guide supports of the drilling assembly;
drive unit, install in the outside of assembly plate, just drive unit's output with the end connection that the direction was supported, drive unit promotes the direction is supported and is followed the motion of horizontal direction is made to the guide track, and the beneficial effect of adopting this step is the adjustment that can be convenient for the direction support position through corresponding guiding mechanism.
Further, the guide mechanism further includes:
at least two feeding tracks which are arranged at the outer side of the assembling plate at intervals up and down, the feeding tracks are positioned between the guide tracks, and the feeding tracks are parallel to the guide tracks
The supporting plate is assembled on the feeding track in a sliding mode and is connected with the spindle output assembly of the drilling assembly;
the output unit that feeds, install in the assembly panel outside, just the output of the output unit that feeds with the layer board is connected, and the beneficial effect who adopts this step is that can realize the stable of gun drill and feed through corresponding output unit that feeds.
The application also discloses subtend mechanism for ring mould includes:
a base;
the upright post is vertically arranged on the base;
the servo motor is vertically arranged on the upright post;
the opposite mechanism is arranged on the output end of the servo motor;
the rotary table is arranged on the base and is positioned between the two groups of drilling assemblies;
and the four-jaw chuck is arranged on the rotary table.
On the basis of the technical scheme, the embodiment of the application can be further improved as follows:
further, one side of the upright column facing the opposite direction mechanism is provided with a vertical guide rail, and the opposite direction mechanism is installed on the vertical guide rail.
Furthermore, at least two vertically arranged liquid nitrogen cylinders are installed on the base at intervals, and the output ends of the liquid nitrogen cylinders are connected with the cross beam of the opposite mechanism.
Further, the chip removal groove has been seted up on the base, the chip removal groove with the chip guide groove is corresponding, just the chip removal machine is installed to the one end of chip removal groove.
The application also discloses a machining method of the double-head horizontal ring die numerical control deep hole drilling machine tool, which comprises the following steps:
s1: horizontally placing the end face of the ring die on a four-jaw chuck, and clamping the ring die and the turntable in a concentric manner by primary adjustment; rotating the rotary table to mark, adjusting the ring die to be concentric with the rotary table, and clamping the ring die;
s2: adjusting the length of a gun drill and a processing zero point according to the thickness of the ring die;
s3: the driving units on the two sides push the guide sleeves to be tightly attached to the ring die, then the main shaft output assemblies on the two sides drive the gun drill to rotate, and meanwhile, the feeding output units on the two sides drive the supporting plate to move, so that the gun drill enters the ring die to realize synchronous feeding machining on the two sides; during machining, oil is sprayed into the gun drill through a high-pressure oil pump;
s4: after the holes on the two sides of the circular mold are machined, the gun drill returns to the machining zero point, the driving units on the two sides drive the guide sleeve to leave the circular mold, the rotary table rotates, and then the next group of holes on the same circumferential plane are machined;
s5: repeating S3-S4 until the processing of the 180-degree half-circle holes on the left and the right of the same circumferential plane of the circular mold is finished;
s6: the turntable rotates reversely by 180 degrees, the servo motor moves, holes of the next circumferential plane are machined, and S3-S5 are repeated until the machining of 180-degree half-circle holes on the left and right of the next circumferential plane is completed;
s7: and repeating S3-S6 until all holes of the ring die are machined.
One or more technical solutions provided by the present application have at least the following technical effects or advantages:
1. the embodiment of the application is suitable for ring die deep hole machining, simultaneous machining can be realized by utilizing the left and right drill hole assemblies, and the machining precision is effectively improved.
2. The embodiment of the application can radially process holes on the ring die, the processing aperture is phi 6-phi 16, the maximum outer diameter is phi 1500, and the minimum inner diameter is phi 600.
3. According to the machining method, when the annular die is used for machining holes in the radial direction, the hole diameter is especially machined to be more than phi 11.5, the machine clamp type gun drill is used for machining, machining efficiency is 1.5 times that of a traditional machine tool (the traditional vertical machine tool is poor in stability and large in vibration), and meanwhile manual time is shortened.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a drilling assembly according to embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a guide support portion of a drilling assembly according to embodiment 1 of the present invention;
fig. 3 is a schematic structural view of an opposing mechanism for a ring mold according to embodiment 2 of the present invention;
fig. 4 is a schematic structural view of one side of an opposing mechanism for a ring mold according to embodiment 2 of the present invention;
fig. 5 is a schematic view of a cross beam and an assembling plate of an opposing mechanism for a ring mold according to embodiment 2 of the present invention after being engaged;
fig. 6 is a schematic structural diagram of a double-head horizontal ring mold numerical control deep hole drilling machine tool according to embodiment 3 of the present invention;
fig. 7 is a front view of a double-headed horizontal ring mold numerical control deep hole drilling machine according to embodiment 3 of the present invention;
reference numerals:
1, guiding and supporting; 2-a spindle output assembly; 3-gun drilling; 4-a guide seat; 5, a guide sleeve; 6-a cross beam; 7-assembling a plate; 8-a drilling assembly; 9-a guide mechanism; 10-a base; 11-upright post; 12-a servo motor; 13-an opposing mechanism; 14-a turntable; 15-a four-jaw chuck; 16-a vertical guide rail; 17-liquid nitrogen cylinder; 18-ring mold;
101-a chip guide cavity; 102-a chip guide groove; 103-a first through hole; 104-a second through hole; 105-a bearing assembly;
901-a guide track; 902-a drive unit; 903-a feed track; 904-pallet; 905-a feed output unit;
1001-chip groove; 1002-chip removal machine.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only used as examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.
In the description of the present application, it is to be understood that the terms "upper", "lower", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In order to better understand the technical scheme, the technical scheme is described in detail in the following with reference to the attached drawings and the detailed description.
Example 1:
as shown in fig. 1 and 2, an embodiment of the present application discloses a drilling assembly for completing machining of a ring die, including:
the chip guide support 1 is provided with a chip guide cavity 101 inside the guide support 1, the bottom of the chip guide cavity 101 is communicated with a chip guide groove 102 extending downwards, the guide support 1 is used for supporting subsequent components such as a gun drill and the like, and comprises a guide bottom plate, a guide cover plate, a guide side plate and a partition plate, the guide bottom plate, the guide cover plate and the guide side plate surround to form a cavity, the partition plate is arranged inside the cavity at intervals and divides the cavity into a plurality of cavities, and one of the cavities is used as a chip guide cavity and used for collecting corresponding chips and then discharging the chips from the chip guide groove 102;
the spindle output assembly 2 is positioned at one end of the guide support 1, the output end of the spindle output assembly 2 faces the guide support 1, the spindle output assembly 2 is an existing component and comprises a spindle motor, a motor support, a spindle box, a spindle connecting rod and the like, and the spindle motor is used for driving a gear in the spindle box to rotate so as to drive the spindle connecting rod to rotate and realize rotating output;
gun drill 3, install in spindle output assembly 2's output, just gun drill 3's end passes lead bits chamber 101, and this gun drill 3 is in under spindle output assembly 2's the drive to the realization is rotatory, gun drill 3 with spindle output assembly 2's mounting means is through the cutter arbor connection, accomplishes the processing of ring mould, and the bits end that produces during processing can get into and lead bits chamber 101 to accomplish the chip removal.
In one embodiment, the guide support 1 is a V-like shape, an open end of the guide support 1 faces the spindle output assembly 2, and the guide support is designed into a V-like shape, so as to improve the motion stability of the spindle output assembly, meanwhile, two side edges of the spindle output assembly 2 both include an inclined section and a horizontal section, one end of the inclined section of the two side edges is intersected, the other end of each inclined section is connected with the horizontal section, and the horizontal section is located on a subsequent matching track to ensure the stable motion of the guide support 1;
the chip guide cavity 101 is located on the lower side edge of the guide support 1, so that the chips enter the chip guide groove 102 by using the self weight of the chips to finish the chip removal, and the chip guide cavity is specifically located on the inclined section of the lower side edge of the guide support 1.
In yet another embodiment, the present application further comprises:
the guide seat 4 is arranged at one end of the guide support 1 far away from the spindle output assembly 2, namely, the guide seat 4 is arranged outside the intersection of two side edges of the guide support 1;
uide bushing 5, install in on the guide holder 4, just 5 covers of uide bushing are established the tip of gun drill 3, the internal diameter of uide bushing 5 is greater than the tool bit diameter of gun drill 3, uide bushing 5 is the intercommunication with leading bits chamber 101 in this application, and this uide bushing 5 is when drilling the during operation, with corresponding part laminating, and 5 internal diameters of uide bushing are great, and the piece can get into in the uide bushing like this, then get into and lead in the bits chamber, discharge at last.
A first through hole 103 and a second through hole 104 are respectively formed in two ends of the upper end of the chip guide cavity 101, the first through hole 103 is located on the outer side surface of the chip guide cavity 101, and the guide sleeve is arranged inside the first through hole 103; the gun drill 3 extends from the output end of the main shaft output component 2 to penetrate through the inside of the guide sleeve; when the machining is started, the tool bit of the gun drill is arranged in the guide sleeve;
the second through hole 104 is located on the inner side surface of the chip guide cavity 101, and a bearing assembly 105 matched with the gun drill 3 is arranged inside the second through hole 104; the sealing rubber sleeve is also arranged and used for supporting the cutter bar and preventing chips and oil mixture from splashing out; first through-hole 103 in this application with guide holder 4 cooperatees the intercommunication, and its diameter is greater than the diameter of gun drill 3 for the piece is from uide bushing, guide holder, first through-hole 103 get into in the chip guide chamber 101.
The embodiment of the application can finish ring die machining, so that the chips enter the chip cavity, and subsequent centralized treatment is facilitated.
Example 2:
based on embodiment 1, as shown in fig. 3 to 5, the embodiment of the present application discloses a facing mechanism for a ring die, including:
the beam 6 is horizontally arranged, is an existing component and consists of a plurality of plate pieces;
the two assembling plates 7 are respectively arranged at two ends of the cross beam 6, and the assembling plates 7 are used for connecting the drilling assembly 8 so as to ensure the stability;
two groups of guide mechanisms 9 are arranged on one side of the assembly plate 7 far away from the cross beam 6, and stable and determined motion tracks can be provided by utilizing the corresponding guide mechanisms 9;
two groups of drilling assemblies 8 in embodiment 1 are correspondingly assembled on the guide mechanism 9 one by one, and the drilling assemblies 8 move in the opposite direction or the back direction along the guide mechanism 9 in the horizontal direction; the drilling assembly 8 is symmetrical about a vertical central axis of the cross beam 6;
a gap for placing a ring die is reserved between the drilling ends of the two groups of drilling assemblies 8; 8 symmetry settings of drilling subassembly in this application, it all installs on same crossbeam 6, when guaranteeing drilling 8 drilling like this, the position is relative, and during the motion, also can guarantee the position relatively stable.
In one embodiment, the cross beam 6 is arc-shaped, the assembling plate 7 extends outwards from the connection part of the assembling plate and the cross beam 6, and the concave section of the cross beam 6 is convenient for the ring mould to be opened, so that the ring mould has enough space to be horizontally placed.
In a further embodiment, the guide mechanism 9 comprises:
at least two guide rails 901 which are installed at the outer side of the assembly plate 7 at an upper and lower interval, the central axis of the guide rail 901 is parallel to the horizontal plane, the guide rail 901 is matched with the guide support 1 of the drilling assembly 8, the guide rail 901 is an existing rail and is arranged in parallel, and when the guide rail 901 is specifically assembled with the guide support 1, the guide rail is matched with the horizontal section of the guide support 1, and a subsequent driving unit 902 is used for pushing, so that the guide sleeve 5 is attached to the ring mold;
the driving unit 902 is installed on the outer side of the assembling plate 7, the output end of the driving unit 902 is connected with the end of the guide support 1, the driving unit 902 pushes the guide support 1 to move horizontally along the guide rail 901, the driving unit is an air cylinder or an electric cylinder, the moving direction of a piston rod of the driving unit is the horizontal direction, and thus the driving unit can push the guide support 1 to move stably, so that the guide sleeve is attached to the ring mold.
Wherein the guide mechanism 9 further comprises:
at least two feeding tracks 903, which are installed on the outer side of the assembling plate 7 at an interval from top to bottom, wherein the feeding tracks 903 are located between the guide tracks 901, the feeding tracks 903 are parallel to the guide tracks 901, in the present application, the feeding tracks 903 are parallel to the guide tracks 901, and when in feeding operation, the drilling assembly 8 can also be ensured to move along the horizontal direction;
a supporting plate 904 which is slidably assembled on the feeding track 903, and the supporting plate 904 is connected with the spindle output assembly 2 of the drilling assembly 8;
feed output unit 905, install in the mounting plate 7 outside, just feed output unit 905's output with layer board 904 is connected, should feed output unit 905 and be current part, including parts such as motor, lead screw, drive layer board 904 steady motion.
Example 3:
based on embodiment 2, as shown in fig. 6-7, embodiment 3 of the present application discloses a double-head horizontal ring mold numerical control deep hole drilling machine tool, including:
a base 10, the base 10 for supporting respective components;
the upright post 11 is vertically arranged on the base 10;
the servo motor 12 is vertically arranged on the upright post 11;
the opposite mechanism 13 described in embodiment 2 is installed at the output end of the servo motor 12, and its specific assembly form is the existing one, that is, the back of the beam 6 of the opposite mechanism 13 is connected with a screw rod seat, and the screw rod connected to the output end under the servo motor 12 is matched, when the servo motor 12 moves, the servo motor 12 can be driven to move up and down;
the rotary table 14 is arranged on the base 10, the rotary table 14 is positioned between the two groups of drilling assemblies 8, the rotary table 14 is an existing component and can be rotated, and details are not repeated herein;
and a four-jaw chuck 15 mounted on the turntable 14, wherein the four-jaw chuck 15 is used for clamping the ring die, so that the ring die is assembled.
In an embodiment, a vertical guide rail 16 is disposed on one side of the upright 11 facing the opposing mechanism 13, the opposing mechanism 13 is mounted on the vertical guide rail 16, and the two vertical guide rails 16 are vertically spaced from each other, so that the corresponding opposing mechanism 13 can stably perform vertical movement.
In order to further improve the movement stability of the opposite mechanism 13, at least two vertically arranged liquid nitrogen cylinders 17 are installed on the base 10 at intervals, the output ends of the liquid nitrogen cylinders 17 are connected with the cross beam 6 of the opposite mechanism 13, and the liquid nitrogen cylinders 17 can improve the movement stability of the whole opposite mechanism 13.
In another embodiment, a chip removal groove 1001 is formed in the base 10, the chip removal groove 1001 corresponds to the chip guide groove 102, a chip removal machine 1002 is installed at one end of the chip removal groove 1001, and the chip can be intensively processed and discharged by using the corresponding chip removal machine 1002.
Example 4
Based on embodiment 3, the application discloses a machining method of a double-head horizontal ring die numerical control deep hole drilling machine tool, which comprises the following steps:
s1: horizontally placing the end face of the ring die on a four-jaw chuck 15, and primarily adjusting the end face to be clamped concentrically with a rotary table 14; rotating the rotary table 14 to mark, adjusting the concentricity of the ring mould and the rotary table 14, and then clamping the ring mould;
s2: adjusting the length of a gun drill and a processing zero point according to the thickness of the ring die;
s3: the driving units 902 on the two sides push the guide sleeves 5 to be tightly attached to the ring die, then the main shaft output assemblies 2 on the two sides drive the gun drill 3 to rotate, and meanwhile the feeding output units 905 on the two sides drive the supporting plate 904 to move, so that the gun drill 3 drills into the ring die to realize synchronous feeding processing on the two sides; during machining, oil is sprayed into the gun drill 3 through a high-pressure oil pump;
s4: after the holes on the two sides of the circular mold are machined, the gun drill returns to the machining zero point, the driving units 902 on the two sides drive the guide sleeve 5 to leave the circular mold, the rotary table rotates, and then the next group of holes on the same circumferential plane are machined;
s5: repeating S3-S4 until the processing of the 180-degree half-circle holes on the left and the right of the same circumferential plane of the circular mold is finished;
s6: the turntable 14 rotates reversely by 180 degrees, the servo motor 12 moves, holes of the next circumferential plane are machined, and S3-S5 are repeated until the machining of 180-degree half-circle holes on the left and right sides of the next circumferential plane is completed;
s7: and repeating S3-S6 until all holes of the ring die are machined.
In the description of the present invention, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being covered by the appended claims and their equivalents.

Claims (13)

1. A drilling assembly, comprising:
the guide support is internally provided with a chip guide cavity, and the bottom of the chip guide cavity is communicated with a chip guide groove extending downwards;
the main shaft output assembly is positioned at one end of the guide support, and the output end of the main shaft output assembly faces the guide support;
and the gun drill is arranged at the output end of the main shaft output assembly, and the tail end of the gun drill penetrates through the chip guide cavity.
2. The drilling assembly of claim 1, wherein the pilot support is V-like shaped with an open end of the pilot support facing the spindle output assembly;
the chip guide cavity is located on the lower side edge of the guide support.
3. The drilling assembly of claim 1, further comprising:
the guide seat is arranged at one end of the guide support, which is far away from the spindle output assembly;
the guide sleeve is installed on the guide seat, the guide sleeve is sleeved on the end portion of the gun drill, the inner diameter of the guide sleeve is larger than the diameter of a tool bit of the gun drill, and the guide sleeve is communicated with the chip guide cavity.
4. The drilling assembly according to claim 3, wherein a first through hole and a second through hole are respectively formed in two ends of the upper end of the chip guide cavity, the first through hole is located on the outer side surface of the chip guide cavity, and the guide sleeve is arranged inside the first through hole;
the second through hole is located on the inner side face of the chip guide cavity, and a bearing assembly is arranged inside the second through hole.
5. An opposing mechanism for a ring die, comprising:
a cross beam;
the two assembling plates are respectively arranged at two ends of the cross beam;
the two groups of guide mechanisms are arranged on one side, far away from the cross beam, of the assembly plate;
two sets of drilling assemblies as claimed in any one of claims 1 to 4, mounted on the guide mechanism in a one-to-one correspondence, and moving the drilling assemblies horizontally towards or away from each other along the guide mechanism; the drilling assembly is symmetrical about a vertical central axis of the cross beam;
and a gap for placing the ring die is reserved between the drilling ends of the two groups of drilling assemblies.
6. The opposing mechanism of claim 5, wherein the beam is arcuate and the mounting plate extends outwardly from a connection with the beam.
7. A mechanism according to claim 6, wherein said guide mechanism comprises:
the upper part and the lower part of the guide rail are arranged on the outer side of the assembling plate at intervals, the central axis of the guide rail is parallel to the horizontal plane, and the guide rail is matched with the guide support of the drilling assembly;
the driving unit is installed on the outer side of the assembling plate, the output end of the driving unit is connected with the end portion of the guide support, and the driving unit pushes the guide support to move in the horizontal direction along the guide rail.
8. The opposing mechanism for a ring die as set forth in claim 7, wherein said guide mechanism further comprises:
at least two feeding tracks which are arranged at the outer side of the assembling plate at intervals up and down, the feeding tracks are positioned between the guide tracks, and the feeding tracks are parallel to the guide tracks
The supporting plate is assembled on the feeding track in a sliding mode and is connected with the spindle output assembly of the drilling assembly;
and the feeding output unit is arranged on the outer side of the assembling plate, and the output end of the feeding output unit is connected with the supporting plate.
9. The utility model provides a horizontal ring mould numerical control deep hole of double-end bores lathe which characterized in that includes:
a base;
the upright post is vertically arranged on the base;
the servo motor is vertically arranged on the upright post;
an opposing mechanism as claimed in any one of claims 5 to 8, mounted on the output of the servo motor;
the rotary table is arranged on the base and is positioned between the two groups of drilling assemblies;
and the four-jaw chuck is arranged on the rotary table.
10. The double-ended horizontal ring die numerical control deep hole drilling machine tool according to claim 9, wherein a vertical guide rail is arranged on one side of the upright column facing the opposite mechanism, and the opposite mechanism is mounted on the vertical guide rail.
11. The double-headed horizontal type ring die numerical control deep hole drilling machine tool according to claim 10, wherein at least two vertically arranged liquid nitrogen cylinders are installed on the base at intervals, and the output ends of the liquid nitrogen cylinders are connected with the cross beam of the opposite mechanism.
12. The double-headed horizontal type ring die numerical control deep hole drilling machine tool according to claim 11, wherein a chip removal groove is formed in the base, the chip removal groove corresponds to the chip guide groove, and a chip removal machine is installed at one end of the chip removal groove.
13. A method for processing a double-head horizontal ring die numerical control deep hole drilling machine tool according to any one of claims 9 to 12, which is characterized by comprising the following steps:
s1: horizontally placing the end face of the ring die on a four-jaw chuck, and clamping the ring die and the turntable in a concentric manner by primary adjustment; rotating the rotary table to mark, adjusting the ring mould to be concentric with the rotary table, and then clamping the ring mould;
s2: adjusting the length of a gun drill and a processing zero point according to the thickness of the ring die;
s3: the driving units on the two sides push the guide sleeves to be tightly attached to the ring die, then the main shaft output assemblies on the two sides drive the gun drill to rotate, and meanwhile, the feeding output units on the two sides drive the supporting plate to move, so that the gun drill enters the ring die to realize synchronous feeding machining on the two sides; during processing, oil is sprayed into the gun drill through a high-pressure oil pump;
s4: after the holes on the two sides of the circular mold are machined, the gun drill returns to the machining zero point, the driving units on the two sides drive the guide sleeve to leave the circular mold, the rotary table rotates, and then the next group of holes on the same circumferential plane are machined;
s5: repeating S3-S4 until the processing of the half-circle holes of 180 degrees on the left and the right in the same circumferential plane of the ring die is finished;
s6: the turntable rotates reversely by 180 degrees, the servo motor moves, holes of the next circumferential plane are machined, and S3-S5 are repeated until the machining of 180-degree half-circle holes on the left and right of the next circumferential plane is completed;
s7: and repeating S3-S6 until all holes of the ring die are machined.
CN202211226393.9A 2022-10-09 2022-10-09 Double-head horizontal ring die numerical control deep hole drilling machine tool and machining method thereof Pending CN115502440A (en)

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CN210046026U (en) * 2019-04-26 2020-02-11 常州朱美拉模具技术有限公司 Ring die inner and outer drilling machine
CN210548272U (en) * 2019-07-26 2020-05-19 东莞市台立数控机械有限公司 Guide seat mechanism for internal chip removal
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* Cited by examiner, † Cited by third party
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JPH0479044U (en) * 1990-11-19 1992-07-09
JP2004255515A (en) * 2003-02-26 2004-09-16 It Techno Kk Horizontal boring machining center
CN201455338U (en) * 2009-07-29 2010-05-12 三门峡合鑫机床有限公司 Double-column vertical digital controlled drill
JP2011056603A (en) * 2009-09-08 2011-03-24 Toshiba Mach Co Ltd Method and device for machining deep hole
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CN210548272U (en) * 2019-07-26 2020-05-19 东莞市台立数控机械有限公司 Guide seat mechanism for internal chip removal
CN210548243U (en) * 2019-08-02 2020-05-19 浙江君鸿机械有限公司 Wheel hub bearing hole machining device

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