CN106826063A - A kind of steel rail clamping device - Google Patents
A kind of steel rail clamping device Download PDFInfo
- Publication number
- CN106826063A CN106826063A CN201710139988.3A CN201710139988A CN106826063A CN 106826063 A CN106826063 A CN 106826063A CN 201710139988 A CN201710139988 A CN 201710139988A CN 106826063 A CN106826063 A CN 106826063A
- Authority
- CN
- China
- Prior art keywords
- rail
- clamp
- roller
- support seat
- clamping
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- 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
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a kind of steel rail clamping device, including frame assembly, back-up roller wheel component and clamp assembly, on frame assembly, back-up roller wheel component is used to undertake the weight of rail, and clamp assembly is used to clamp rail for back-up roller wheel component and clamp assembly.The present invention is not only using more convenient, effectively and reliable, additionally it is possible to improve the precision and passing rate of processing when rail is processed.
Description
Technical field
The present invention relates to rail welding process technology, more specifically to a kind of steel rail clamping device.
Background technology
As the fast development of Chinese motor-car high ferro, the rail quality to live laying also require that more and more higher, this is just
It is required that rail will improve crudy on weldering base of the rail ground production line when each station is processed, such as thick polishing station, essence
Miller position, the process equipment reaches 0.01mm ranks to rail machining accuracy, it is therefore desirable to can be obtained when rail is processed
One effectively reliable clamping, it is ensured that rail is by after the processing of each equipment, reaching the requirement of rail factory calibration.
Because weldering base of the rail ground production line is pipelining pattern, therefore is required on each rail processing stations and set
Standby itself had rail roller, and rail can be transported to the station and be processed by roller line, and after machining, rail can be with
Conveyed by roller line, pass through equipment, be transported to next station operation.
Rail section region division is as shown in figure 1, including rail head 1, wherein 3 three regions of the web of the rail 2 and the flange of rail, the area of rail head 1
It is rail driving face 4 above domain, its two sides is rail spigot surface 5, and the rail of bullet train is to driving face 4 and guiding
The surface quality in face 5, linearity requirement are higher.
At present, in common equipment, the clamping to rail is on the two sides of the web of the rail 2 or rail head 1 by clamping rail
Driving face 4 and the bottom surface of the flange of rail 3, this kind of clamping mode produce interference when operation is easily processed to rail, are not easy to process, and do not have
Demonstration is tried one's best outside in the part of rail head 1.In addition, the active force that existing rail clamping cylinder is produced directly acts on rail folder
On tight, due to the limitation of structure space, it is difficult to clamping cylinder is made thin into big, the pressure of hydraulic system also is difficult to increase to very
Height, so the clamping force of rail is very limited, therefore easily produces skew when rail is processed, influences machining accuracy, causes not conforming to
The generation of lattice rail.
The content of the invention
For drawbacks described above present in prior art, it is an object of the invention to provide a kind of steel rail clamping device, not only
Using more convenient, effectively and reliable, additionally it is possible to improve the precision and passing rate of processing when rail is processed.
To achieve the above object, the present invention is adopted the following technical scheme that：
A kind of steel rail clamping device, including frame assembly, back-up roller wheel component and clamp assembly, back-up roller wheel component and folder
On frame assembly, back-up roller wheel component is used to undertake the weight of rail to tight component, and clamp assembly is used to clamp rail；
The back-up roller wheel component includes roller, roller shaft, bearing, left support seat and right support seat, and roller is cylindrical,
By bearing holder (housing, cover) on the roller shaft, roller is passed through bearing and rotated around roller shaft, the two ends of roller shaft respectively with left support seat
Upper end and right support seat upper end be connected, left support seat lower end and right support seat lower end be connected on frame assembly；
The clamp assembly includes clamp arm and clamping cylinder, and clamp arm has a pair, L-shaped setting, and a pair of folders
The corner medial surface of tight arm is oppositely arranged, and clamp arm is used to clamp the two sides of the rail flange of rail, and the lower end of clamp arm passes through pin
Axle is connected on frame assembly, and the upper end of clamp arm is connected by multi link attachment structure with clamping cylinder, and clamping cylinder also connects
In on frame assembly.
Described multi link attachment structure includes first group of connecting rod and second group of connecting rod, and one end of first group of connecting rod passes through
Bearing pin is connected with the upper end of clamp arm, and the other end is connected with one end of second group of connecting rod and clamping cylinder respectively by bearing pin,
Second group of other end of connecting rod is connected by bearing pin with frame assembly.
Described clamp arm includes the clamping transition block for clamping arm body and being connected on the medial surface of clamping arm body upper end,
Clamp transition block to be used to contact the rail flange of rail, the upper end for clamping arm body is further opened with connecting hole, and upper connecting hole passes through bearing pin
One end with first group of connecting rod is connected, and the lower end for clamping arm body is further opened with lower connecting hole, and lower connecting hole passes through bearing pin and frame
Frame component is connected.
Described frame assembly includes base plate and a pair of risers being fixed on base plate, and a pair of risers are symmetrical set, and
It is connected by several reinforcements, on base plate, the clamp assembly is between a pair of risers for the back-up roller wheel component.
Described clamping transition block is fixed on the medial surface of clamping arm body upper end by soket head cap screw, and clamps transition
Angle is formed between the contact surface of block and the axis for clamping arm body.
Outer-hexagonal bolts are additionally provided with described left support seat and right support seat, are used to adjust the height at roller shaft two ends
Degree.
Described bearing is provided with two, is respectively arranged on the two ends inside roller.
Bearing gland is additionally provided with described bearing outside.
Described roller shaft two ends are additionally provided with roller shaft cover plate, roller shaft cover plate respectively with the upper end of left support seat and
The upper end of right support seat is connected.
In above-mentioned technical scheme, a kind of steel rail clamping device provided by the present invention, also with following, some is beneficial
Effect：
1., by the multi link attachment structure in the present invention, the present invention can be made to obtain bigger rail clamping force；
2. rail is clamped by the clamp assembly in the present invention, more convenient for the processing of rail head of rail, process equipment
Cutter, grinding tool will not be interfered between clamp assembly of the invention.
Brief description of the drawings
Fig. 1 is existing rail section region division schematic diagram；
Fig. 2 is structural representation of the invention；
Fig. 3 is the structural representation of back-up roller wheel component in the present invention；
Fig. 4 is the structural representation of clamp arm in the present invention；
Fig. 5 is the side view of clamp arm in the present invention；
Fig. 6 is the structural representation of middle frame component of the present invention；
Fig. 7 is use schematic diagram of the invention.
Specific embodiment
Technical scheme is further illustrated with reference to the accompanying drawings and examples.
Incorporated by reference to shown in Fig. 2 to Fig. 6, a kind of steel rail clamping device provided by the present invention, including frame assembly 10, support
Roll wheel assembly 20 and clamp assembly, back-up roller wheel component 20 and clamp assembly are located on frame assembly 10, back-up roller wheel component
20 weight for being used to undertake rail 100, clamp assembly is used to clamp the flange of rail two sides of rail 100.
Preferably, the back-up roller wheel component 20 includes roller 201, roller shaft 202,204 and of bearing 203, left support seat
Right support seat 205, the cylindrical shape of roller 201 is sheathed on the periphery of roller shaft 202 by bearing 203, and such roller 201 is just
Can be rotated around roller shaft 202 by bearing 203, the two ends of roller shaft 202 respectively with the upper end and the right side of left support seat 204
The upper end of support base 205 is connected, in addition, being additionally provided with roller shaft cover plate 206, roller shaft cover plate 206 at the two ends of roller shaft 202
It is connected with the upper end of left support seat 204 and the upper end of right support seat 205 again respectively, is used to for roller shaft 202 to be pressed in left support
On seat 204 and right support seat 205, fixed, the lower end of left support seat 204 and the lower end of right support seat 205 pass through bolt
It is fixed on frame assembly 10.
Preferably, the quantity of the bearing 203 described in the present embodiment is provided with two, the two ends inside roller are respectively arranged on
On, the quantity of bearing 203 can also again be set up according to actually used situation.
Preferably, being additionally provided with bearing gland 207 on the described outside of bearing 203, it is used to push down bearing 203, prevents axle
203 are held during use, the outside of roller 201 is moved to.
Preferably, being additionally provided with outer-hexagonal bolts 208 on described left support seat 204 and right support seat 205, it is used to adjust
The setting height(from bottom) at the two ends of roller shaft 202.
Preferably, the clamp assembly includes clamp arm 30 and clamping cylinder 40, clamp arm 30 has a pair, L-shaped
Set, and the corner medial surface of a pair of clamp arms 30 is oppositely arranged, clamp arm 30 is used to clamp the two sides of the flange of rail of rail 100,
The lower end of clamp arm 30 is connected on frame assembly 10 by bearing pin 50, and the upper end of clamp arm 30 passes through multi link attachment structure
Form be connected with the upper end of clamping cylinder 40, the lower end of clamping cylinder 40 is connected on frame assembly 10 also by bearing pin 50.
Preferably, described multi link attachment structure includes first group of connecting rod 401 and second group of connecting rod 402, first group
One end of connecting rod 401 is connected by bearing pin 50 with the upper end of clamp arm 30, the other end by bearing pin respectively with second group of connecting rod 402
One end and clamping cylinder 40 be connected, second group of other end of connecting rod 402 is connected by bearing pin 50 with frame assembly 10, its
In, angle β is formed between first group of connecting rod 401 and the level of rail 100, clamp assembly is enabled to by multi link attachment structure
Clamping force when rail 100 is clamped becomes big.
Preferably, described clamp arm 30 includes clamping arm body 301 and is connected in the clamping upper end medial surface of arm body 302
On clamping transition block 302, clamp transition block 302 and be used to contact the flange of rail of rail 100, the upper end for clamping arm body 301 also opens up
There is upper connecting hole 303, upper connecting hole 303 is connected by bearing pin 50 with one end of first group of connecting rod 401, clamp arm body 301
Lower end is further opened with lower connecting hole 304, and lower connecting hole 304 is connected by bearing pin 50 with frame assembly 10.
Preferably, described clamping transition block 302 is fixed in clamping arm body 301 upper end by soket head cap screw 305
Angle α is formed on side, and between the contact surface of clamping transition block 302 and the axis of clamping arm body 301.
Preferably, described frame assembly 10 includes base plate 101 and a pair be fixed on base plate 101 in concave
Riser 102, a pair of risers 102 are symmetrical set, and are weldingly connected by several reinforcements 103, the back-up roller wheel component 20
On base plate 102, the clamp assembly is between a pair of risers 102.
Incorporated by reference to shown in Fig. 7, the bottom of rail 100 is placed on the roller 201 of back-up roller wheel component 20, back-up roller wheel group
Part 20 is fixedly connected on the base plate 101 of frame assembly 10 further through bolt, realize the present invention can support it is processed
Rail 100, and roller line smoothly can be conveyed by the station processed rail 100.
Wherein, the active force that described clamping cylinder 40 is produced is by first group of connecting rod, 401, second group of connecting rod 402 and folder
Multi link attachment structure form between tight arm 30 so that the clamping force for clamping rail 100 becomes big, is calculated according to trigonometric function,
Can draw become it is big after horizontal-clamping power F into：
In above-mentioned formula, f is the active force that clamping cylinder 40 is produced, and β is horizontal-clamping direction and first group of connecting rod 401
Angle.
In addition, back-up roller wheel component 20 is being undertaken outside the self gravitation of rail 100, the vertical direction of rail 100 is also assume responsibility for
Clamping force, vertical direction clamping force F' is：
In above-mentioned formula, f is the active force that clamping cylinder 40 is produced, and β is horizontal-clamping direction and first group of connecting rod 401
Angle, α is the axis and the angle for clamping the formation of transition block 302 of clamp arm 30.
From above-mentioned formula, by changing the angular dimension of α, β, can be in pushing away that equal clamping cylinder 40 is provided
Bigger rail clamping force is obtained under the conditions of power.
Therefore, it is not only able to that rail clamping force can be increased in limited space by the present invention, and, further through changing
Become the change for clamping location of rail, be changed to clamp the flange of rail position of rail by the rail head position for clamping rail originally so that more
Plus it is easy to the rail head of Problems in Machining of Steel Rail, will not also be interfered between the cutter and grinding tool and the present invention used in processing.
Those of ordinary skill in the art it should be appreciated that the embodiment of the above be intended merely to explanation the present invention,
And be not used as being limitation of the invention, as long as in spirit of the invention, the change to embodiment described above
Change, modification will all fall in the range of claims of the present invention.
Claims (9)
1. a kind of steel rail clamping device, it is characterised in that including frame assembly, back-up roller wheel component and clamp assembly, back-up roller
On frame assembly, back-up roller wheel component is used to undertake the weight of rail, and clamp assembly is used to for wheel assembly and clamp assembly
Clamp rail；
The back-up roller wheel component includes roller, roller shaft, bearing, left support seat and right support seat, and roller is cylindrical, passes through
Bearing holder (housing, cover) makes roller pass through bearing and is rotated around roller shaft on roller shaft, and the two ends of roller shaft are upper with left support seat respectively
The upper end of end and right support seat is connected, and the lower end of left support seat and the lower end of right support seat are connected on frame assembly；
The clamp assembly includes clamp arm and clamping cylinder, and clamp arm has a pair, L-shaped setting, and a pair of clamp arms
Corner medial surface be oppositely arranged, clamp arm is used to clamp the two sides of the rail flange of rail, and the lower end of clamp arm is connected by bearing pin
In on frame assembly, the upper end of clamp arm is connected by multi link attachment structure with clamping cylinder, and clamping cylinder is also connected in frame
On frame component.
2. a kind of steel rail clamping device as claimed in claim 1, it is characterised in that described multi link attachment structure includes
First group of connecting rod and second group of connecting rod, first group of one end of connecting rod are connected by bearing pin with the upper end of clamp arm, and the other end passes through
Bearing pin is connected with one end of second group of connecting rod and clamping cylinder respectively, and second group of other end of connecting rod passes through bearing pin and frame set
Part is connected.
3. a kind of steel rail clamping device as claimed in claim 2, it is characterised in that described clamp arm includes clamp arm sheet
Body and the clamping transition block being connected on the medial surface of clamping arm body upper end, clamp transition block and are used to contact the rail flange of rail, clamp arm
The upper end of body is further opened with connecting hole, and upper connecting hole is connected by bearing pin with one end of first group of connecting rod, clamps arm body
Lower end be further opened with lower connecting hole, lower connecting hole is connected by bearing pin with frame assembly.
4. a kind of steel rail clamping device as claimed in claim 1, it is characterised in that described frame assembly includes base plate and solid
Due to a pair of risers on base plate, a pair of risers are symmetrical set, and are connected by several reinforcements, the back-up roller wheel component
On base plate, the clamp assembly is between a pair of risers.
5. a kind of steel rail clamping device as claimed in claim 3, it is characterised in that described clamping transition block is by interior hexagonal
Screw is fixed on the medial surface of clamping arm body upper end, and clamps shape between the contact surface of transition block and the axis of clamping arm body
Into angle.
6. a kind of steel rail clamping device as claimed in claim 1, it is characterised in that on described left support seat and right support seat
Outer-hexagonal bolts are additionally provided with, are used to adjust the height at roller shaft two ends.
7. a kind of steel rail clamping device as claimed in claim 1, it is characterised in that described bearing is provided with two, sets respectively
Two ends inside roller.
8. a kind of steel rail clamping device as claimed in claim 7, it is characterised in that be additionally provided with axle on described bearing outside
Pressure cap.
9. a kind of steel rail clamping device as claimed in claim 1, it is characterised in that described roller shaft two ends are additionally provided with rolling
Wheel shaft cover plate, roller shaft cover plate is connected with the upper end of left support seat and the upper end of right support seat respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710139988.3A CN106826063B (en) | 2017-03-10 | 2017-03-10 | A kind of steel rail clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710139988.3A CN106826063B (en) | 2017-03-10 | 2017-03-10 | A kind of steel rail clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106826063A true CN106826063A (en) | 2017-06-13 |
| CN106826063B CN106826063B (en) | 2018-06-29 |
Family
ID=59143454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710139988.3A Active CN106826063B (en) | 2017-03-10 | 2017-03-10 | A kind of steel rail clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106826063B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108857895A (en) * | 2018-08-09 | 2018-11-23 | 中铁上海工程局集团有限公司 | Adjustable aligning steel rail clamping device and its application method |
| CN112894513A (en) * | 2021-01-12 | 2021-06-04 | 杭州宜科智能科技有限公司 | Intelligent robot for rail traffic steel rail processing |
| CN115070650A (en) * | 2022-08-02 | 2022-09-20 | 中国铁道科学研究院集团有限公司标准计量研究所 | Clamping tool for mounting third rail |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6316965A (en) * | 1986-07-09 | 1988-01-23 | Railway Technical Res Inst | Device for finishing rail head |
| US5575416A (en) * | 1994-09-01 | 1996-11-19 | Franz Plasser Bahnbaumaschinen-Industriegesellschaft M.B.H. | Device for aligning and retaining two rails whose ends are to be welded together |
| CN103612142A (en) * | 2013-11-22 | 2014-03-05 | 铁岭天河机械制造有限责任公司 | Pneumatic clamp for automobile engine cam bearing cover |
| CN204094305U (en) * | 2014-07-28 | 2015-01-14 | 苏州市华宁机械制造有限公司 | High ferro rail three mould end templates |
| CN206550568U (en) * | 2017-03-10 | 2017-10-13 | 上海瑞纽机械股份有限公司 | A kind of steel rail clamping device |
-
2017
- 2017-03-10 CN CN201710139988.3A patent/CN106826063B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6316965A (en) * | 1986-07-09 | 1988-01-23 | Railway Technical Res Inst | Device for finishing rail head |
| US5575416A (en) * | 1994-09-01 | 1996-11-19 | Franz Plasser Bahnbaumaschinen-Industriegesellschaft M.B.H. | Device for aligning and retaining two rails whose ends are to be welded together |
| CN103612142A (en) * | 2013-11-22 | 2014-03-05 | 铁岭天河机械制造有限责任公司 | Pneumatic clamp for automobile engine cam bearing cover |
| CN204094305U (en) * | 2014-07-28 | 2015-01-14 | 苏州市华宁机械制造有限公司 | High ferro rail three mould end templates |
| CN206550568U (en) * | 2017-03-10 | 2017-10-13 | 上海瑞纽机械股份有限公司 | A kind of steel rail clamping device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108857895A (en) * | 2018-08-09 | 2018-11-23 | 中铁上海工程局集团有限公司 | Adjustable aligning steel rail clamping device and its application method |
| CN108857895B (en) * | 2018-08-09 | 2023-05-12 | 中铁上海工程局集团有限公司 | Adjustable straightening steel rail clamping device and use method thereof |
| CN112894513A (en) * | 2021-01-12 | 2021-06-04 | 杭州宜科智能科技有限公司 | Intelligent robot for rail traffic steel rail processing |
| CN115070650A (en) * | 2022-08-02 | 2022-09-20 | 中国铁道科学研究院集团有限公司标准计量研究所 | Clamping tool for mounting third rail |
| CN115070650B (en) * | 2022-08-02 | 2023-10-20 | 中国铁道科学研究院集团有限公司标准计量研究所 | Clamping tool for mounting third rail |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106826063B (en) | 2018-06-29 |
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Address after: 200120 Shanghai city Pudong New Area Xuanqiao Town Park Road No. 105 Applicant after: SHANGHAI RUINIU MACHINERY & EQUIPMENT MANUFACTURE CO., LTD. Applicant after: China Railway Lanzhou Bureau Group Co., Ltd. Lanzhou engineering machinery section Address before: 200120 Shanghai city Pudong New Area Xuanqiao Town Park Road No. 105 Applicant before: SHANGHAI RUINIU MACHINERY & EQUIPMENT MANUFACTURE CO., LTD. Applicant before: LANZHOU RAILWAY BUREAU LANZHOU ENGINEERING MECHANICAL SEC TION |
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