CN111014783B - Positioning drilling rotating table - Google Patents

Positioning drilling rotating table Download PDF

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Publication number
CN111014783B
CN111014783B CN201911373131.3A CN201911373131A CN111014783B CN 111014783 B CN111014783 B CN 111014783B CN 201911373131 A CN201911373131 A CN 201911373131A CN 111014783 B CN111014783 B CN 111014783B
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China
Prior art keywords
positioning
rotary table
drilling
base
end cover
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CN201911373131.3A
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Chinese (zh)
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CN111014783A (en
Inventor
李宝民
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FUJIAN HUIFENG MOTORS CO LTD
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FUJIAN HUIFENG MOTORS CO LTD
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Priority to CN201911373131.3A priority Critical patent/CN111014783B/en
Priority to CN202110671530.9A priority patent/CN113210677A/en
Publication of CN111014783A publication Critical patent/CN111014783A/en
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Publication of CN111014783B publication Critical patent/CN111014783B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
    • B23B47/28—Drill jigs for workpieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, 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
    • B23Q16/00—Equipment for precise positioning of tool or work into particular locations not otherwise provided for
    • B23Q16/02—Indexing equipment
    • B23Q16/04—Indexing equipment having intermediate members, e.g. pawls, for locking the relatively movable parts in the indexed position
    • B23Q16/06—Rotary indexing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, 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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices 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
    • B23Q3/06—Work-clamping means
    • B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, 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
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices 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
    • B23Q3/06—Work-clamping means
    • B23Q3/08—Work-clamping means other than mechanically-actuated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2247/00—Details of drilling jigs
    • B23B2247/12—Drilling jigs with means to affix the jig to the workpiece
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, 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
    • B23Q2703/00—Work clamping
    • B23Q2703/02—Work clamping means
    • B23Q2703/04—Work clamping means using fluid means or a vacuum

Abstract

The invention relates to the field of motor drilling tool structures, in particular to a positioning drilling rotary table; comprises a base, a rotary table and an end cover positioning device; the rotary table comprises a driving mechanism, a main shaft, a ratchet wheel and a rotary table; the base comprises a base and a bearing seat arranged on the upper part of the base; the drilling machine realizes multiple times of drilling by one-time clamping, and avoids deviation of drilling position precision caused by multiple times of end cover dismounting; the original single mechanical operation is replaced by the rotary table, so that the drilling process is more convenient, the processing time of drilling on the flange surface of one end cover is greatly shortened, and the production efficiency is improved; the designed quadripartion rotary table can accurately realize the drilling of four uniformly distributed holes on the same circumference; the structure of this design is vertical distribution, and every part simple structure is convenient for subsequent maintenance.

Description

Positioning drilling rotating table
Technical Field
The invention relates to the field of motor drilling tool structures, in particular to a positioning drilling rotary table.
Background
Four or six or eight holes are generally designed on the stainless steel motor end cover and are distributed on the flange end face of the end cover in an evenly distributed mode, and the stainless steel motor end cover is used when the motor is in threaded connection with a working machine. The blank of stainless steel motor end cover mostly uses 304 or 316 stainless steel as the material during drilling, and its machining performance such as turning, drilling is relatively poor, especially in drilling technology, to a plurality of equipartition holes, need carry out single mechanical action and long-time operation, consuming time and wasting force to the processing of the flange face hole of equipartition on the flange face needs to have very high technological requirement, just can guarantee that the customer can be fine assembles the motor on the working machine. For a stainless steel motor end cover with a plurality of holes uniformly distributed, the existing tooling equipment generally has the following defects: most of the methods only realize the positioning and clamping of the end cover during drilling, and do not well solve the problems that the position precision of the drilling is deviated and the process quality is poor due to the fact that the workpiece needs to be repeatedly disassembled and assembled after one-time clamping and multiple drilling; the operation is complex, the installation is difficult, and the production efficiency in the practical production application is not high.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the positioning drilling rotating table can realize one-time clamping and multiple drilling.
In order to solve the technical problems, the invention adopts the technical scheme that:
a positioning drilling rotary table comprises a base, a rotary table and an end cover positioning device;
the rotary table comprises a driving mechanism, a main shaft, a ratchet wheel and a rotary table;
the base comprises a base and a bearing seat arranged on the upper part of the base;
the main shaft is vertically connected to the bearing seat through a bearing, the ratchet wheel is coaxially connected to the main shaft, and the turntable is coaxially connected to the upper end of the main shaft; the driving mechanism is used for driving the main shaft to rotate;
the bearing block comprises an upper bearing block and a lower bearing block, the ratchet wheel is positioned above the upper bearing block, and the driving structure is positioned between the upper bearing block and the lower bearing block;
the base is hinged with a pawl, and the pawl is matched with the ratchet wheel;
the end cover positioning device comprises a positioning seat coaxially arranged at the upper end of the turntable, and the positioning seat is used for positioning and installing the motor end cover to be drilled.
The invention has the beneficial effects that: the positioning drilling rotary table structure provided by the invention realizes multiple times of drilling by one-time clamping, and avoids deviation of drilling position precision caused by multiple times of end cover disassembly and assembly; the original single mechanical operation is replaced by the rotary table, so that the drilling process is more convenient, the processing time of drilling on the flange surface of one end cover is greatly shortened, and the production efficiency is improved; the designed quadripartion rotary table can accurately realize the drilling of four uniformly distributed holes on the same circumference; the structure of this design is vertical distribution, and every part simple structure is convenient for subsequent maintenance.
Drawings
FIG. 1 is a schematic view of a positioning and drilling rotary table according to an embodiment of the present invention;
FIG. 2 is a front cross-sectional view of a positioning drilling rotary table according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of section E of FIG. 2;
description of reference numerals:
1. a base; 11. a base; 12. a bearing seat; 121. an upper bearing seat; 122. a lower bearing seat; 13. a pawl; 2. a turntable; 21. a drive mechanism; 211. a worm; 212. a worm gear; 213. a hand wheel; 22. a main shaft; 23. a ratchet wheel; 24. a turntable; 3. an end cap positioning device; 31. positioning seats; 311. a movable positioning pin; 3111. a pin boss; 3112. a spring; 3113. a locating pin body; 32. positioning a rod; 33. drilling a sleeve; 331. a through hole; 4. a pneumatic hold-down mechanism; 41. a horizontal cylinder; 42. a horizontal guide rail; 43. a slide base; 44. a vertical cylinder; 45. a pressure arm; 46. a pressure plate ejector rod; 47. a platen body; 5. and a motor end cover.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
The most key concept of the invention is as follows: through set up carousel and ratchet pawl mechanism on the workstation, realized a clamping and many times drilling, avoided the deviation of drilling position precision that dismouting end cover arouses many times.
Referring to fig. 1 to 3, the present invention relates to a positioning and drilling rotary table, which comprises a base 1, a rotary table 2 and an end cover positioning device 3;
the turntable 2 comprises a driving mechanism 21, a main shaft 22, a ratchet wheel 23 and a turntable 24;
the base 1 comprises a base 11 and a bearing seat 12 arranged on the upper part of the base 11;
the main shaft 22 is vertically connected to the bearing seat 12 through a bearing, the ratchet wheel 23 is coaxially connected to the main shaft 22, and the rotary table 24 is coaxially connected to the upper end of the main shaft 22; the driving mechanism 21 is used for driving the main shaft 22 to rotate;
the bearing seat 12 comprises an upper bearing seat 121 and a lower bearing seat 122, the ratchet wheel 23 is positioned above the upper bearing seat 121, and the driving structure is positioned between the upper bearing seat 121 and the lower bearing seat 122;
the base 1 is hinged with a pawl 13, and the pawl 13 is matched with a ratchet wheel 23;
the end cover positioning device 3 comprises a positioning seat 31 coaxially arranged at the upper end of the turntable 24, and the positioning seat 31 is used for positioning and installing the motor end cover 5 to be drilled.
In the above-mentioned location drilling revolving stage structure, through location installation motor end cover 5 on revolving stage 2, make the flange face of motor end cover 5 up, rotate through drive main shaft 22, drive carousel 24 and rotate, thereby make the motor end cover 5 who connects rotate, for example, need bore and establish 4 flange face holes, ratchet 23 designs for four-tooth equipartition, when main shaft 22 corotation, pawl 13 is drawn on ratchet 23, carousel 24 realizes rotating, when main shaft 22 corotation to pawl 13 supports ratchet 23 tooth bottom, main shaft 22 stops rotating, carousel 24 does not change, through the cooperation of rotatory main shaft 22 corotation and reversal, realize the accurate four-division rotation of carousel 24.
The positioning drilling rotating table structure realizes multiple times of drilling by one-time clamping, and avoids deviation of drilling position precision caused by multiple times of end cover dismounting; the original single mechanical operation is replaced by the rotary table 2, so that the drilling process is more convenient, the processing time of drilling on the flange surface of one end cover is greatly shortened, and the production efficiency is improved; the designed quadripartion rotary table 2 can accurately realize the drilling of four uniformly distributed holes on the same circumference; the structure of this design is vertical distribution, and every part simple structure is convenient for subsequent maintenance.
Further, in the above structure of the positioning and drilling rotary table, the positioning seat 31 includes a movable positioning pin 311, the movable positioning pin 311 includes a pin seat 3111, a spring 3112 and a positioning pin body 3113, the pin seat 3111 is fixed to the turntable 24, the positioning pin body 3113 is telescopically connected to the pin seat 3111 through the spring 3112, an axial direction of the positioning pin body 3113 is parallel to a radial direction of the spindle 22, so that when the motor end cover 5 is fixed to the positioning seat 31, a positioning portion of the positioning pin body 3113 is in clearance fit with a water drain hole of the motor end cover 5.
As can be seen from the above description, when the motor end cover 5 is installed on the positioning seat 31, the movable positioning pin 311 is matched with the drainage hole on the side of the motor end cover 5, so that the motor end cover 5 is further accurately positioned.
Further, in the above-mentioned revolving stage structure of location drilling, end cover positioner 3 still includes locating lever 32 and drill bushing 33, the shape of locating lever 32 is L shape, locating lever 32 includes horizontal pole and the montant of connecting perpendicularly in the horizontal pole, the horizontal pole is fixed in carousel 24, drill bushing 33 includes the positioning disk, be equipped with on the positioning disk with treat the 5 flange face hole one-to-one's of drilling through-hole 331, the positioning disk be equipped with montant clearance fit's locating hole.
Further, in the above positioning and drilling rotating table structure, the driving mechanism 21 includes a worm 211 and a worm wheel 212, the worm wheel 212 is coaxially sleeved on the main shaft 22, the worm wheel 212 is located between the upper bearing seat 121 and the lower bearing seat 122, the worm 211 is horizontally connected to the base 1, and the worm 211 is in transmission connection with the worm wheel 212.
As can be seen from the above description, the main shaft 22 is driven to rotate by the worm wheel 212 and the worm 211, and the rotation of the rotary table 24 in a precise indexing manner can be realized due to the self-locking characteristic of the transmission mode of the worm wheel 212 and the worm 211.
Furthermore, in the structure of the positioning, drilling and rotating table, a hand wheel 213 is connected to an end of the worm 211.
As can be seen from the above description, the worm 211 can be rotated by manually rotating the hand wheel 213, thereby rotating the worm wheel 212.
Further, the positioning, drilling and rotating table structure further comprises a pneumatic pressing mechanism 4, wherein the pressing mechanism comprises a horizontal cylinder 41, a horizontal guide rail 42, a sliding seat 43, a vertical cylinder 44, a pressure arm 45, a pressure plate ejector rod 46 and a pressure plate body 47;
horizontal guide rail 42 sets up on base 11, slide 43 sliding connection is in horizontal guide rail 42, the cylinder body of horizontal cylinder 41 is fixed in slide 43, the piston rod of horizontal cylinder body passes through connecting piece fixed connection in base 11, the lower extreme of vertical cylinder 44 is connected in base 11, pressure arm 45 is connected in the upper end of vertical cylinder 44, pressure disk ejector pin 46 is connected vertically in pressure arm 45, pressure disk body 47 rotationally connects in pressure disk ejector pin 46 lower extreme.
As can be seen from the above description, the position of the pressure plate body 47 is adjusted by the horizontal cylinder 41 and the vertical cylinder 44, so that the pressure plate body 47 can be tightly pressed on the upper part of the drill bushing 33 during drilling, and the pressure plate body 47 can rotate together with the motor end cover 5.
Further, in the above positioning, drilling and rotating table structure, the vertical cylinder 44 is a double-shaft cylinder.
Further, in the above positioning, drilling and rotating table structure, the pressure plate body 47 is cross-shaped.
Furthermore, in the above structure of the positioning, drilling and rotating table, the number of teeth of the ratchet wheel 23 is 4.
Example 1
A positioning drilling rotary table comprises a base 1, a rotary table 2 and an end cover positioning device 3; the turntable 2 comprises a driving mechanism 21, a main shaft 22, a ratchet wheel 23 and a turntable 24; the base 1 comprises a base 11 and a bearing seat 12 arranged on the upper part of the base 11; the main shaft 22 is vertically connected to the bearing seat 12 through a bearing, the ratchet wheel 23 is coaxially connected to the main shaft 22, and the rotary table 24 is coaxially connected to the upper end of the main shaft 22; the driving mechanism 21 is used for driving the main shaft 22 to rotate; the bearing seat 12 comprises an upper bearing seat 121 and a lower bearing seat 122, the ratchet wheel 23 is positioned above the upper bearing seat 121, and the driving structure is positioned between the upper bearing seat 121 and the lower bearing seat 122; the base 1 is hinged with a pawl 13, and the pawl 13 is matched with a ratchet wheel 23; the end cover positioning device 3 comprises a positioning seat 31 coaxially arranged at the upper end of the turntable 24, and the positioning seat 31 is used for positioning and installing the motor end cover 5 to be drilled. The motor end cover 5 is positioned and installed on the rotary table 2, so that the flange face of the motor end cover 5 faces upwards, the main shaft 22 is driven to rotate, the rotary table 24 is driven to rotate, the connected motor end cover 5 is rotated, for example, 4 flange face holes need to be drilled, the ratchet wheel 23 is designed to be uniformly distributed with four teeth, when the main shaft 22 rotates forwards, the pawl 13 passes through the ratchet wheel 23, the rotary table 24 rotates, when the main shaft 22 rotates backwards to enable the pawl 13 to abut against the tooth bottom of the ratchet wheel 23, the main shaft 22 stops rotating, the rotary table 24 does not rotate, and accurate four-part rotation of the rotary table 24 is achieved through matching of forward rotation and reverse rotation of the rotary main shaft 22. The positioning drilling rotating table structure realizes multiple times of drilling by one-time clamping, and avoids deviation of drilling position precision caused by multiple times of end cover dismounting; the original single mechanical operation is replaced by the rotary table 2, so that the drilling process is more convenient, the processing time of drilling on the flange surface of one end cover is greatly shortened, and the production efficiency is improved; the designed quadripartion rotary table 2 can accurately realize the drilling of four uniformly distributed holes on the same circumference; the structure of this design is vertical distribution, and every part simple structure is convenient for subsequent maintenance.
The positioning seat 31 includes a movable positioning pin 311, the movable positioning pin 311 includes a pin seat 3111, a spring 3112 and a positioning pin body 3113, the pin seat 3111 is fixed to the turntable 24, the positioning pin body 3113 is telescopically connected to the pin seat 3111 through the spring 3112, an axial direction of the positioning pin body 3113 is parallel to a radial direction of the spindle 22, so that when the motor end cover 5 is fixed to the positioning seat 31, a positioning portion of the positioning pin body 3113 is in clearance fit with a water drainage hole of the motor end cover 5. When the motor end cover 5 is installed on the positioning seat 31, the movable positioning pin 311 is matched with the drainage hole at the side of the motor end cover 5, so that the motor end cover 5 is further accurately positioned. The end cover positioning device 3 further comprises a positioning rod 32 and a drill bushing 33, the positioning rod 32 is L-shaped, the positioning rod 32 comprises a transverse rod and a vertical rod vertically connected to the transverse rod, the transverse rod is fixed on the rotary table 24, the drill bushing 33 comprises a positioning disc, through holes 331 corresponding to flange face holes of the motor end cover 5 to be drilled are formed in the positioning disc, and positioning holes in clearance fit with the vertical rod are formed in the positioning disc. The driving mechanism 21 comprises a worm 211 and a worm wheel 212, the worm wheel 212 is coaxially sleeved on the main shaft 22, the worm wheel 212 is located between the upper bearing seat 121 and the lower bearing seat 122, the worm 211 is horizontally connected to the base 1, and the worm 211 is in transmission connection with the worm wheel 212. The main shaft 22 is driven to rotate by the worm wheel 212 and worm 211 mechanism, and the rotating disc 24 can rotate in a precise indexing way due to the self-locking characteristic of the transmission mode of the worm wheel 212 and worm 211. The end of the worm 211 is connected with a hand wheel 213. The worm 211 can be rotated by manually turning the hand wheel 213, thereby rotating the worm wheel 212. The positioning drilling rotating platform further comprises a pneumatic pressing mechanism 4, wherein the pressing mechanism comprises a horizontal cylinder 41, a horizontal guide rail 42, a sliding seat 43, a vertical cylinder 44, a pressure arm 45, a pressure plate ejector rod 46 and a pressure plate body 47; horizontal guide rail 42 sets up on base 11, slide 43 sliding connection is in horizontal guide rail 42, the cylinder body of horizontal cylinder 41 is fixed in slide 43, the piston rod of horizontal cylinder body passes through connecting piece fixed connection in base 11, the lower extreme of vertical cylinder 44 is connected in base 11, pressure arm 45 is connected in the upper end of vertical cylinder 44, pressure disk ejector pin 46 is connected vertically in pressure arm 45, pressure disk body 47 rotationally connects in pressure disk ejector pin 46 lower extreme. The position of the pressure plate body 47 is adjusted through the horizontal cylinder 41 and the vertical cylinder 44, so that the pressure plate body 47 can be tightly pressed on the upper part of the drill bushing 33 during drilling, and the pressure plate body 47 can rotate along with the motor end cover 5. The vertical cylinder 44 is a two-axis cylinder. The platen body 47 is cross-shaped. The number of teeth of the ratchet wheel 23 is 4.
In summary, in the positioning drilling rotary table structure provided by the invention, the positioning seat includes the movable positioning pin, the movable positioning pin includes the pin seat, the spring and the positioning pin body, the pin seat is fixed on the rotary table, the positioning pin body is telescopically connected to the pin seat through the spring, the axial direction of the positioning pin body is parallel to the radial direction of the main shaft, so that when the motor end cover is fixed on the positioning seat, the positioning part of the positioning pin body is in clearance fit with the water drain hole of the motor end cover. The drilling machine realizes multiple times of drilling by one-time clamping, and avoids deviation of drilling position precision caused by multiple times of end cover dismounting; the original single mechanical operation is replaced by the rotary table, so that the drilling process is more convenient, the processing time of drilling on the flange surface of one end cover is greatly shortened, and the production efficiency is improved; the designed quadripartion rotary table can accurately realize the drilling of four uniformly distributed holes on the same circumference; the structure of this design is vertical distribution, and every part simple structure is convenient for subsequent maintenance. The main shaft is driven to rotate through the worm gear mechanism, and the accurate fractional rotation of the turntable can be realized due to the self-locking characteristic of the worm gear transmission mode.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.

Claims (5)

1. A positioning drilling rotary table is characterized by comprising a base, a rotary table and an end cover positioning device;
the rotary table comprises a driving mechanism, a main shaft, a ratchet wheel and a rotary table;
the base comprises a base and a bearing seat arranged on the upper part of the base;
the main shaft is vertically connected to the bearing seat through a bearing, the ratchet wheel is coaxially connected to the main shaft, and the turntable is coaxially connected to the upper end of the main shaft; the driving mechanism is used for driving the main shaft to rotate;
the bearing block comprises an upper bearing block and a lower bearing block, the ratchet wheel is positioned above the upper bearing block, and the driving structure is positioned between the upper bearing block and the lower bearing block;
the base is hinged with a pawl, and the pawl is matched with the ratchet wheel;
the end cover positioning device comprises a positioning seat coaxially arranged at the upper end of the turntable, and the positioning seat is used for positioning and installing a motor end cover to be drilled;
the positioning seat comprises a movable positioning pin, the movable positioning pin comprises a pin seat, a spring and a positioning pin body, the pin seat is fixed on the turntable, the positioning pin body is telescopically connected to the pin seat through the spring, the axial direction of the positioning pin body is parallel to the radial direction of the main shaft, so that when the motor end cover is fixed on the positioning seat, the positioning part of the positioning pin body is in clearance fit with the water drain hole of the motor end cover; the end cover positioning device further comprises a positioning rod and a drill bushing, the positioning rod is L-shaped and comprises a cross rod and a vertical rod vertically connected to the cross rod, the cross rod is fixed on the rotary table, the drill bushing comprises a positioning disc, through holes in one-to-one correspondence to flange face holes of the motor end cover to be drilled are formed in the positioning disc, and the positioning disc is provided with positioning holes in clearance fit with the vertical rod;
the pressing mechanism comprises a horizontal cylinder, a horizontal guide rail, a sliding seat, a vertical cylinder, a pressure arm, a pressure plate ejector rod and a pressure plate body;
the horizontal guide rail is arranged on the base, the sliding seat is connected to the horizontal guide rail in a sliding manner, the cylinder body of the horizontal cylinder is fixed to the sliding seat, the piston rod of the horizontal cylinder is fixedly connected to the base through a connecting piece, the lower end of the vertical cylinder is connected to the base, the pressure arm is connected to the upper end of the vertical cylinder, the pressure plate ejector rod is vertically connected to the pressure arm, and the pressure plate body is rotatably connected to the lower end of the pressure plate ejector rod;
the driving mechanism comprises a worm and a worm wheel, the worm wheel is coaxially sleeved on the main shaft, the worm wheel is positioned between the upper bearing seat and the lower bearing seat, the worm is horizontally connected to the base, and the worm is in transmission connection with the worm wheel.
2. A positioning and drilling rotary table as claimed in claim 1, wherein a hand wheel is connected to the end of the worm.
3. A positioning drilling rotary table according to claim 1, wherein the vertical cylinder is a two-axis cylinder.
4. The table of claim 1, wherein the platen body is cross-shaped.
5. The rotary table according to claim 1, wherein the number of the ratchet wheels is 4.
CN201911373131.3A 2019-12-27 2019-12-27 Positioning drilling rotating table Active CN111014783B (en)

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CN201911373131.3A CN111014783B (en) 2019-12-27 2019-12-27 Positioning drilling rotating table
CN202110671530.9A CN113210677A (en) 2019-12-27 2019-12-27 Rotating platform capable of realizing repeated drilling by one-time clamping

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CN201911373131.3A CN111014783B (en) 2019-12-27 2019-12-27 Positioning drilling rotating table

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CN111014783B true CN111014783B (en) 2021-06-29

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CN112935810B (en) * 2021-01-26 2022-10-25 扬州诺亚机械有限公司 Tablet press turntable drilling method and concentric positioning device applied to same
CN113441754A (en) * 2021-07-17 2021-09-28 江西发扬实业有限公司 Automatic drilling equipment for burner of household gas stove
CN115026539B (en) * 2022-05-18 2023-12-22 深圳市世宗自动化设备有限公司 Rebound prevention mechanism for camera assembly
CN116175236A (en) * 2023-04-28 2023-05-30 山西电机制造有限公司 Drilling positioning tool and machining method for end cover and flange

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202367540U (en) * 2011-12-06 2012-08-08 浙江震环数控机床有限公司 Automatic indexing device for drilling
CN202921944U (en) * 2012-11-15 2013-05-08 张伟明 Drilling indexing jig
CN103192280A (en) * 2013-03-14 2013-07-10 瑞立集团瑞安汽车零部件有限公司 Rotary jig for multi-drill machine to synchronously process multiple procedures
CN103419079A (en) * 2013-08-14 2013-12-04 丹东通博电器(集团)有限公司 Rapid indexing device
CN203610726U (en) * 2013-09-30 2014-05-28 江苏南铸科技股份有限公司 Drilling tool
CN204052991U (en) * 2014-09-02 2014-12-31 无锡尚华机械有限公司 Blast pipe three-hole flange drilling equipment
CN204603385U (en) * 2015-04-29 2015-09-02 利欧集团股份有限公司 Click indexing jig

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6022601A (en) * 1983-07-18 1985-02-05 Fujio Asai Index table device
JPH0966439A (en) * 1995-08-31 1997-03-11 Howa Mach Ltd Indexing device
CN102672221A (en) * 2012-05-22 2012-09-19 张伟明 Drilling hole indexing fixture
CN204182981U (en) * 2014-10-31 2015-03-04 山东开泰抛丸机械有限公司 A kind of drill jig processing six-edged steel nut thread hole
CN104772503A (en) * 2015-04-29 2015-07-15 利欧集团股份有限公司 Ratchet and pawl indexing drill jig
CN207873181U (en) * 2017-12-29 2018-09-18 天津市顶酷乐器有限公司 A kind of drum chamber perforating device
CN208358316U (en) * 2018-06-24 2019-01-11 山西天宝集团有限公司 The drilling tool for dividing cloth hole such as a kind of
CN211539602U (en) * 2019-12-27 2020-09-22 福建惠丰电机有限公司 Positioning drilling rotating table

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202367540U (en) * 2011-12-06 2012-08-08 浙江震环数控机床有限公司 Automatic indexing device for drilling
CN202921944U (en) * 2012-11-15 2013-05-08 张伟明 Drilling indexing jig
CN103192280A (en) * 2013-03-14 2013-07-10 瑞立集团瑞安汽车零部件有限公司 Rotary jig for multi-drill machine to synchronously process multiple procedures
CN103419079A (en) * 2013-08-14 2013-12-04 丹东通博电器(集团)有限公司 Rapid indexing device
CN203610726U (en) * 2013-09-30 2014-05-28 江苏南铸科技股份有限公司 Drilling tool
CN204052991U (en) * 2014-09-02 2014-12-31 无锡尚华机械有限公司 Blast pipe three-hole flange drilling equipment
CN204603385U (en) * 2015-04-29 2015-09-02 利欧集团股份有限公司 Click indexing jig

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