CN108044536A - A kind of 16/17 type coupler knuckle pin hole machined positioning tool - Google Patents
A kind of 16/17 type coupler knuckle pin hole machined positioning tool Download PDFInfo
- Publication number
- CN108044536A CN108044536A CN201711076502.2A CN201711076502A CN108044536A CN 108044536 A CN108044536 A CN 108044536A CN 201711076502 A CN201711076502 A CN 201711076502A CN 108044536 A CN108044536 A CN 108044536A
- Authority
- CN
- China
- Prior art keywords
- pin hole
- type coupler
- coupler knuckle
- hole machined
- knuckle pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- 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
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The present invention relates to a kind of 16/17 type coupler knuckle pin hole machined positioning tools, including bottom plate, and the turntable in the middle part of bottom plate and it is symmetrically mounted on the transverse hydraulic holding devices of bottom plate both sides, longitudinal hydraulic strut is installed at the top of the transverse hydraulic holding device, the top of the longitudinal direction hydraulic strut is connected with top board, the side of the transverse hydraulic holding device is equipped with to jack up the hydraulic cylinder of top board one end, two groups of face supporting tables are symmetrically installed on the bottom plate, middle support rod is connected between face supporting table described in two groups.The 16/17 type coupler knuckle pin hole machined positioning tool, with S downwards, two workpieces processings are individually positioned between transverse hydraulic holding device and middle support rod, the transverse hydraulic holding device controlled level positioning of bilateral, center section is using lever principle by hydraulic cylinder top pressure top board with this back-pressure hook bolt to be processed, it is front and rear to be positioned by limited block, top board is avoided to shake.
Description
Technical field
The present invention relates to type hook bolt position machining device technical field, be specially a kind of 16/17 type hook bolt pin hole with S towards
Under be processed the frock of positioning.
Background technology
16/17 type hook bolt is assembled into hitch composition with 17 type coupler bodies, and hook bolt pin hole is great on coupler slack influence after assembling,
It is an important factor for influencing drawbar coupler and impact carrying stress order, pin hole locating and machining, which plays hitch effect, to be had to pass
Important influence can effectively promote hitch performance and service life.
Existing standard provides that hitch is drawn up and down between lash space, upper and lower traction guard pin bead and impact guard pin bead
Gap is no more than 2mm.At present, casting coupler knuckle technique uses the technique for using integral core with hook bolt height center parting, S faces.
No more than 1mm, hook bolt is distributed in sandbox with running gate system center in fan for mould shift requirement, and mould shift causes each portion after hook bolt shaping
Position change in size differs.
Processing positioning method, using S upwardly, traction table position for portraitlandscape, and guard pin flange is determined for horizontal direction
Position.Locating and machining face needs to polish, and cannot solve the problems, such as that the positioning datum size that mould shift is brought differs.
Cause the gap after hitch assembling overproof, influence hitch carrying stress and order, form hitch carrying offset,
It easily leads to coupler knuckle for car coupler pin elder generation's stress and coupler body traction table fatigue crack generates, performance and service life decline, and there is driving not
Security risk.
The content of the invention
The purpose of the present invention is that solve the above-mentioned problems and provides a kind of simple in structure, rational one kind of design
16/17 type coupler knuckle pin hole machined positioning tool.
The present invention is achieved through the following technical solutions above-mentioned purpose：
A kind of 16/17 type coupler knuckle pin hole machined positioning tool, turntable including bottom plate and in the middle part of bottom plate and
The transverse hydraulic holding device of bottom plate both sides is symmetrically mounted on, longitudinal hydraulic pressure is installed at the top of the transverse hydraulic holding device
Strut, the top of the longitudinal direction hydraulic strut are connected with top board, and the side of the transverse hydraulic holding device is equipped with
For jacking up the hydraulic cylinder of top board one end, two groups of face supporting tables are symmetrically installed on the bottom plate, face supporting table described in two groups
Between be connected with middle support rod.
As the further prioritization scheme of the present invention, the turntable includes turntable pedestal and installation turntable bottom
Positioning screw on seat, the top movable of the positioning screw are connected with conversion swing handle, and the top screw thread of the positioning screw connects
Adjusting nut is connected to, conversion swing handle tension spring is equipped between the conversion swing handle and turntable pedestal.
As the further prioritization scheme of the present invention, the turntable pedestal includes connecting plate and mounted on connecting plate
On bearing block, be rotatably connected to tension spring connecting pole on the bearing block, the positioning screw is attached with tension spring connecting pole,
The both ends of the conversion swing handle tension spring are attached respectively with conversion swing handle and tension spring connecting pole.
As the further prioritization scheme of the present invention, the longitudinal direction hydraulic strut includes chassis and on chassis
Clamping screw, the top board be equipped with slotted hole, the clamping screw pass through slotted hole, the top spiral shell of the clamping screw
Line is connected with location nut, and top board tension spring is equipped between the top board and chassis.
As the further prioritization scheme of the present invention, the bottom of the pressing plate is equipped with fluting, the fluting and hydraulic cylinder
Output terminal is corresponding and is slidably connected.
As the further prioritization scheme of the present invention, the side bolt of the transverse hydraulic holding device is connected with /V
Block.
As the further prioritization scheme of the present invention, one end both sides of the pressing plate are mounted on wear-resistant block.
As the further prioritization scheme of the present invention, handle is connected at the top of the top board.
The beneficial effects of the present invention are：
1) it is of the invention, two workpieces processings are individually positioned in transverse hydraulic holding device and middle support rod with S downwards
Between, the transverse hydraulic holding device controlled level positioning of bilateral, center section is passed through using lever principle in hydraulic cylinder top pressure
Pressing plate is front and rear to be positioned by limited block with this back-pressure hook bolt to be processed, top board is avoided to shake, the effect of middle support rod
It is to prevent both sides workpiece since the transverse shear stress in machining process causes reaming to misplace, the effect of turntable is to ensure workpiece water
Calm down position, realized using rotation and facilitate replacement and piece uploading；
2) it is of the invention, using the concentration high-efficiency operation of double-station, two pieces product can be once processed, saves the non-of station conversion
Necessary labor time improves work efficiency.Double contacts are fully achieved on hook bolt contact surface, avoid the list occurred due to processing
Side stress or unbalance stress and generate weak part fracture situation.Due to the expansibility of platform, can work continuously, it is automatic to add
Work performance is good, avoids since the problem of datum drift occurs in polishing processing, significantly reduces production cost；
3) present invention can overcome the problems, such as the change in size caused by casting mould shift, impact bead as longitudinal register face,
It is drawn up and down after can effectively solving the problems, such as hitch composition and lash space is overproof, both ensure that hitch formed traction up and down and impacts
Gap, up and down traction guard pin bead and impact guard pin bead gap also overcome caused by casting mould shift each gap and do not ask not etc.
Topic can effectively solve the problem of the overproof traction table carrying stress offset in hitch composition gap, fundamentally promote hitch
Performance and service life；
4) accurate positioning of the present invention, processing efficiently, matching degree it is high, for further carrying out Full-numerical-control, full intelligence, complete later
Automatically important guidance and reference are machined with.
Description of the drawings
Fig. 1 is the axonometric drawing of the present invention；
Fig. 2 is the positive structure schematic of the present invention；
Fig. 3 is the top view of the present invention；
Fig. 4 is the side structure schematic diagram of the present invention；
Fig. 5 is the axonometric drawing of the turntable of the present invention；
Fig. 6 is the positive structure schematic of the turntable of the present invention；
Fig. 7 is the axonometric drawing of the turntable pedestal of the present invention；
Fig. 8 is the axonometric drawing of the top board of the present invention；
Fig. 9 is the positive structure schematic of the top board of the present invention.
In figure：1 bottom plate, 2 turntables, 21 turntable pedestals, 211 connecting plates, 212 bearing blocks, 213 tension spring connecting poles, 22
Positioning screw, 23 conversion swing handles, 24 adjusting nuts, 25 conversion swing handle tension springs, 3 transverse hydraulic holding devices, 4 longitudinal hydraulic pressure branch
Bar, 41 chassis, 42 hold-down bolts, 43 location nuts, 44 top board tension springs, 5 top boards, 51 slotted holes, 52 flutings, 6 hydraulic cylinders,
7 face supporting tables, 8 middle support rods, 9 limited blocks, 10 wear-resistant blocks, 11 handles.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings：
As shown in figs 1-9, a kind of 16/17 type coupler knuckle pin hole machined positioning tool, including bottom plate 1 and mounted on bottom plate 1
The turntable 2 at middle part and the transverse hydraulic holding device 3 for being symmetrically mounted on 1 both sides of bottom plate, the top of transverse hydraulic holding device 3
Longitudinal hydraulic strut 4 is installed, the top of longitudinal hydraulic strut 4 is connected with top board 5, transverse hydraulic holding device 3
Side is equipped with to jack up the hydraulic cylinder 6 of 5 one end of top board, and two groups of face supporting tables 7, two groups of faces are symmetrically installed on bottom plate 1
Middle support rod 8 is connected between supporting table 7, middle support rod 8 prevents both sides workpiece from being led due to the transverse shear stress in machining process
Cause reaming dislocation.
Turntable 2 includes the positioning screw 22 on turntable pedestal 21 and installation turntable pedestal 21, positioning screw 22
Top movable be connected with conversion swing handle 23, the top of positioning screw 22 is threaded with adjusting nut 24, conversion swing handle 23 with
Conversion swing handle tension spring 25 is equipped between turntable pedestal 21, turntable 2 ensures workpiece level positioning, realizes using rotation and conveniently replaces
It changes and piece uploading.
Turntable pedestal 21 includes connecting plate 211 and the bearing block 212 on connecting plate 211, bearing block 212
On be rotatably connected to tension spring connecting pole 213, positioning screw 22 is attached with tension spring connecting pole 213, conversion swing handle tension spring 24
Both ends are attached respectively with conversion swing handle 23 and tension spring connecting pole 213.
Longitudinal hydraulic strut 4 includes chassis 41 and the clamping screw 42 on chassis 41, top board 5 are equipped with
Slotted hole 51, clamping screw 42 pass through slotted hole 51, and the top of clamping screw 42 is threaded with location nut 43, top board 5
Top board tension spring 44 is equipped between chassis.
The bottom of pressing plate 5 is equipped with fluting 52, and fluting 52 is corresponding with the output terminal of hydraulic cylinder 4 and is slidably connected.
The side bolt of transverse hydraulic holding device 7 is connected with limited block 9, and top board 5 is front and rear to be positioned by limited block 9,
Top board 5 is avoided to shake.
One end both sides of pressing plate 1 are mounted on wear-resistant block 10, and wear-resistant block 10 is in contact with hook bolt, and is convenient for replacing.
The top of top board 5 is connected with handle 11, convenient to carry out slidable adjustment to top board 5 by handle.
It should be noted that
This frock uses double-station, two workpieces processings is individually positioned in transverse hydraulic and hold out against dress with workpiece S downwards
It puts between 3 and middle support rod 8,3 controlled level of the transverse hydraulic holding device positioning of bilateral, center section is led to using lever principle
6 top pressure top board 5 of hydraulic cylinder is crossed with this back-pressure hook bolt to be processed；
The concentration high-efficiency operation of double-station can once process two pieces product, save the inessential working time of station conversion,
Work efficiency is improved, double contacts are fully achieved on hook bolt contact surface, avoid the unilateral stress or stress occurred due to processing
Situation that is uneven and generating weak part fracture, due to the expansibility of platform, can work continuously, automatic processing performance is good, keeps away
Exempt from the problem of datum drift occur due to polishing processing, significantly reduced production cost；
It can overcome the problems, such as the change in size caused by casting mould shift；Bead is impacted as longitudinal register face, can effectively be solved
Certainly hitch composition after up and down traction and the overproof problem of lash space, using this positioning processing method, both ensure that hitch composition on
Lower traction and lash space, up and down traction guard pin bead and impact guard pin bead gap, also overcome caused by casting mould shift
Each gap not the problems such as, the overproof traction table carrying stress offset of hitch composition gap can be effectively solved the problem of, from root
Hitch performance and service life are promoted in sheet.This tool locating is accurate, processing efficiently, matching degree it is high, for later further into
Row Full-numerical-control, full intelligence, full-automatic processing have important guidance and reference.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe the originals of the present invention
Reason, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appending claims and equivalents circle
It is fixed.
Claims (8)
1. a kind of 16/17 type coupler knuckle pin hole machined positioning tool, it is characterised in that：Including bottom plate (1) and mounted on bottom plate
(1) turntable (2) in the middle part of and the transverse hydraulic holding device (3) for being symmetrically mounted on bottom plate (1) both sides, the transverse hydraulic top
Longitudinal hydraulic strut (4) is installed, the top of the longitudinal direction hydraulic strut (4) is connected with pressure at the top of tight device (3)
Plate (5), the side of the transverse hydraulic holding device (3) are equipped with to jack up the hydraulic cylinder (6) of top board (5) one end, institute
It states and two groups of face supporting tables (7) is symmetrically installed on bottom plate (1), middle support rod is connected between face supporting table (7) described in two groups
(8)。
2. a kind of 16/17 type coupler knuckle pin hole machined positioning tool according to claim 1, it is characterised in that：The rotation
Platform (2) includes the positioning screw (22) on turntable pedestal (21) and installation turntable pedestal (21), the positioning screw
(22) top movable is connected with conversion swing handle (23), and the top of the positioning screw (22) is threaded with adjusting nut
(24), it is equipped with conversion swing handle tension spring (25) between the conversion swing handle (23) and turntable pedestal (21).
3. a kind of 16/17 type coupler knuckle pin hole machined positioning tool according to claim 2, it is characterised in that：The rotation
Platform pedestal (21) includes connecting plate (211) and the bearing block (212) on connecting plate (211), the bearing block
(212) tension spring connecting pole (213) is rotatably connected on, the positioning screw (22) is attached with tension spring connecting pole (213), institute
The both ends for stating conversion swing handle tension spring (24) are attached respectively with conversion swing handle (23) and tension spring connecting pole (213).
4. a kind of 16/17 type coupler knuckle pin hole machined positioning tool according to claim 1, it is characterised in that：The longitudinal direction
Hydraulic strut (4) includes chassis (41) and the clamping screw (42) on chassis (41), is set on the top board (5)
There is slotted hole (51), the clamping screw (42) passes through slotted hole (51), and the top of the clamping screw (42) is threaded with
Location nut (43), the top board (5) are equipped with top board tension spring (44) between chassis.
5. a kind of 16/17 type coupler knuckle pin hole machined positioning tool according to claim 1, it is characterised in that：The pressing plate
(5) bottom is equipped with fluting (52), and the fluting (52) is corresponding with the output terminal of hydraulic cylinder (4) and is slidably connected.
6. a kind of 16/17 type coupler knuckle pin hole machined positioning tool according to claim 1, it is characterised in that：The transverse direction
The side bolt of hydraulic pressure holding device (7) is connected with limited block (9).
7. a kind of 16/17 type coupler knuckle pin hole machined positioning tool according to claim 1, it is characterised in that：The pressing plate
(1) one end both sides are mounted on wear-resistant block (10).
8. a kind of 16/17 type coupler knuckle pin hole machined positioning tool according to claim 1, it is characterised in that：The upper pressure
Handle (11) is connected at the top of plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711076502.2A CN108044536A (en) | 2017-11-06 | 2017-11-06 | A kind of 16/17 type coupler knuckle pin hole machined positioning tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711076502.2A CN108044536A (en) | 2017-11-06 | 2017-11-06 | A kind of 16/17 type coupler knuckle pin hole machined positioning tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108044536A true CN108044536A (en) | 2018-05-18 |
Family
ID=62118745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711076502.2A Pending CN108044536A (en) | 2017-11-06 | 2017-11-06 | A kind of 16/17 type coupler knuckle pin hole machined positioning tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108044536A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112129204A (en) * | 2020-09-24 | 2020-12-25 | 中车大同电力机车有限公司 | Coupler knuckle pin coupling detection device |
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| CN104385006A (en) * | 2014-10-20 | 2015-03-04 | 芜湖市泰能电热器具有限公司 | Drilling clamp for casing |
| CN104723146A (en) * | 2013-12-24 | 2015-06-24 | 上海国上机电科技有限公司 | Automobile wear ring hole machining and positioning device |
| CN205129468U (en) * | 2015-11-18 | 2016-04-06 | 安徽工程大学 | Automobile engine cylinder cap bores end face milling anchor clamps |
| CN105750949A (en) * | 2014-12-13 | 2016-07-13 | 西安志越机电科技有限公司 | Double-work position tool clamp for milling machine side milling processing |
| CN205888628U (en) * | 2016-08-08 | 2017-01-18 | 江苏建筑职业技术学院 | A vertical numerical control milling machine fixture for processing connecting rod cross recess |
| CN206393271U (en) * | 2017-01-16 | 2017-08-11 | 溧阳市力士汽车配件制造有限公司 | A kind of Motor Engine Cylinder lid rough mills both ends of the surface fixture |
-
2017
- 2017-11-06 CN CN201711076502.2A patent/CN108044536A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104723146A (en) * | 2013-12-24 | 2015-06-24 | 上海国上机电科技有限公司 | Automobile wear ring hole machining and positioning device |
| CN104385006A (en) * | 2014-10-20 | 2015-03-04 | 芜湖市泰能电热器具有限公司 | Drilling clamp for casing |
| CN105750949A (en) * | 2014-12-13 | 2016-07-13 | 西安志越机电科技有限公司 | Double-work position tool clamp for milling machine side milling processing |
| CN205129468U (en) * | 2015-11-18 | 2016-04-06 | 安徽工程大学 | Automobile engine cylinder cap bores end face milling anchor clamps |
| CN205888628U (en) * | 2016-08-08 | 2017-01-18 | 江苏建筑职业技术学院 | A vertical numerical control milling machine fixture for processing connecting rod cross recess |
| CN206393271U (en) * | 2017-01-16 | 2017-08-11 | 溧阳市力士汽车配件制造有限公司 | A kind of Motor Engine Cylinder lid rough mills both ends of the surface fixture |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112129204A (en) * | 2020-09-24 | 2020-12-25 | 中车大同电力机车有限公司 | Coupler knuckle pin coupling detection device |
| CN112129204B (en) * | 2020-09-24 | 2022-04-05 | 中车大同电力机车有限公司 | Coupler knuckle pin coupling detection device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180518 |