CN204075798U - The processing unit (plant) of the drive sprocket on escalator or moving sidewalk - Google Patents
The processing unit (plant) of the drive sprocket on escalator or moving sidewalk Download PDFInfo
- Publication number
- CN204075798U CN204075798U CN201420477783.8U CN201420477783U CN204075798U CN 204075798 U CN204075798 U CN 204075798U CN 201420477783 U CN201420477783 U CN 201420477783U CN 204075798 U CN204075798 U CN 204075798U
- Authority
- CN
- China
- Prior art keywords
- drive sprocket
- positioning seat
- platen
- plant
- processing unit
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses the processing unit (plant) of the drive sprocket on a kind of escalator or moving sidewalk, comprise the platen of machining center, on platen, both sides are respectively arranged with a moveable location structure, and two described location structures are arranged along same center line; Each described location structure comprises removable positioning seat and is vertically mounted on the locating dowel on described removable positioning seat; Described platen offers T-slot along its length direction, the same center line at two described location structure places and longitudinal center's line parallel of described T-slot, two described location structures movably can be arranged in described T-slot along described same center line.When adopting the utility model processing large gauge drive sprocket, utilize the location of removable location structure, by twice clamping workpiece, the first half of difference processing work and latter half, just can complete the processing of large gauge drive sprocket, guarantee the accuracy of work pieces process, save equipment investment cost.
Description
Technical field
The utility model relates to the processing unit (plant) of the drive sprocket on a kind of escalator or moving sidewalk.
Background technology
In the transmission system of escalator or moving sidewalk, drive sprocket is more important parts, and it is except self having higher required precision, also has left and right symmetrical requirements.
Way general in industry is all after Vehicle Processing, design specialized fixture in vertical machining centre, left and right relatively superimposed, with endoporus (bearing gear) location, by clamped one time, walk envelope with slotting cutter and complete the processing of whole teeth groove and tool changing completes the processing of whole end-face hole.Facts have proved, the method is relatively rationally, reliably.But the method requires that the maximum gauge of the envelope of drive sprocket must be less than the X-axis of the platen of machining center and the range of work of Y-axis.
But early stage machining center, the X-axis of its platen and the range of work of Y-axis are 1250*760mm, and the drive sprocket processing general escalator or moving sidewalk also has certain leeway.But along with the exploitation of public transport type escalator, the envelope maximum gauge of drive sprocket has exceeded 850 mm, and what have even reaches 963 mm, and teeth groove there has also been variation.In this case, the X-axis of maximum gauge beyond machining center of the envelope of drive sprocket and the range of work of Y-axis, so, adopt the processing that workpiece clamped one time just cannot be completed the processing of whole teeth groove and whole end-face hole of traditional vertical machining centre.In order to save equipment cost, processed the half of workpiece by clamped one time, then process second half of workpiece by second time clamping, this processing mode just becomes inevitable choice.
But adopt twice clamping to process the processing mode of half respectively, how ensureing the setting accuracy of the workpiece of twice clamping, is one technical barrier needing solution in prior art badly.
Summary of the invention
In view of this, the purpose of this utility model is to provide the processing unit (plant) of the drive sprocket on a kind of escalator or moving sidewalk, the processing unit (plant) that processing envelope is greater than the drive sprocket of the range of work of platen is completed by twice clamping, guarantee the accurate location of drive sprocket twice clamping, solve above-mentioned technical barrier.
For achieving the above object, the utility model provides the processing unit (plant) of the drive sprocket on a kind of escalator or moving sidewalk, comprise the platen of machining center, it is characterized in that: on described platen, both sides are respectively arranged with a moveable location structure, two described location structures are arranged along same center line; Each described location structure comprises removable positioning seat and is vertically mounted on the locating dowel on described removable positioning seat; Described platen offers T-slot along its length direction, the same center line at two described location structure places and longitudinal center's line parallel of described T-slot, two described location structures movably can be arranged in described T-slot along described same center line.
Preferably, described removable positioning seat is strip, and the length direction of described removable positioning seat is along the horizontally set of described T-slot.
More preferably, described locating dowel is cylinder, and described removable positioning seat offers circular hole, and the lower end of described locating dowel to be inserted in described circular hole and described locating dowel and described removable positioning seat to be tightened together by key.Adopt cylinder, versatility is higher, can easily with the side snug fit of groove processed on workpiece, and the groove for locating on workpiece can be processed into different shapes according to actual conditions.
Most preferably, described locating dowel is provided with conical section, positioning section and linkage section from top to bottom vertically, and the diameter of conical section is by little gradually large setting from top to bottom.
Owing to adopting technique scheme, processing unit (plant) of the present utility model utilizes the location of removable location structure, by twice clamping workpiece, the first half of difference processing work and latter half, just can complete the processing of large gauge drive sprocket, guarantee the accuracy of work pieces process, achieve the technique effect of little machine tooling large gauge drive sprocket, greatly save the input cost of main equipment.
Accompanying drawing explanation
Fig. 1 is the schematic top plan view of processing unit (plant) of the present utility model.
Fig. 2 is the generalized section of the removable positioning seat in processing unit (plant) of the present utility model.
Fig. 3 is the side view of the locating dowel in processing unit (plant) of the present utility model.
Fig. 4 is the generalized section of the contour pad in processing unit (plant) of the present utility model.
Fig. 5 is by structural representation when workpiece first time, clamping was on platen.
Fig. 6 is structural representation when adopting location structure to position the workpiece processing first half.
Fig. 7 is the structural representation carrying out second time clamping after workpiece revolves turnback along location structure location.
Fig. 8 be workpiece process on platen latter half of after structural representation.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.
Refer to Fig. 1 to 4, it depicts processing unit (plant) and the part thereof of the drive sprocket on the utility model escalator or moving sidewalk.It comprises the platen 1 of machining center, and platen 1 offers T-slot 11 along its length direction.On platen 1, both sides are respectively arranged with a moveable location structure 2, two location structures 2 and arrange along same center line 100.Platen 1 being also provided with the contour pad 3 of 6 same shapes, for supporting workpiece, guaranteeing that the working height of workpiece on platen is identical.6 contour pads 3 are boss structure, according to being symmetrically arranged in T-slot 11, and are all positioned at circumferentially same.
Refer to Fig. 2 and Fig. 3, the locating dowel 22 that each location structure 2 comprises removable positioning seat 21 and is vertically mounted on removable positioning seat 21.Locating dowel 22 is cylinder, and locating dowel 22 is provided with conical section 223, positioning section 221 and linkage section 222 vertically from top to bottom.The diameter of conical section 223 is from top to bottom in by little gradually large setting, and conical section 223 can be convenient to locating dowel 22 when fixing, can slide downward smoothly for the groove of locating on workpiece 4.Workpiece drops on downwards after on platen 1 along locating dowel 22, to be coordinated with the outer circumference surface of positioning section 221 by the medial surface of groove and locate.
The centre of removable positioning seat 21 offers circular hole 211, and the linkage section 222 of the lower end of locating dowel 22 to be inserted in the circular hole 221 in the middle of removable positioning seat 21 and locating dowel 22 and removable positioning seat 21 to be tightened together by key.
The same center line 100 at two location structure 2 places is parallel with the longitudinal centre line 200 of T-slot 11, and two location structures 2 movably can be arranged in T-slot 11 along same center line 100.Wherein, removable positioning seat 21 is strip, and the length direction of removable positioning seat 21 is along the horizontally set of T-slot 11.Adopt cylinder, versatility is higher, can easily with the side snug fit of groove processed on workpiece, and the groove for locating on workpiece can be processed into different shapes according to actual conditions, because the left and right sides is symmetrical for the groove of locating, as long as workpiece to revolve after turnback all still can with groove snug fit, just can realize accurate location.
Refer to Fig. 5 to Fig. 8, it depicts the schematic diagram of the process adopting processing unit (plant) of the present utility model processing drive sprocket.Below in conjunction with accompanying drawing, the course of work of the present utility model is described in detail.
The utility model adopts above-mentioned processing unit (plant) to process the process of the drive sprocket on a kind of escalator or moving sidewalk, comprises the following steps:
(1) refer to Fig. 5, the workpiece 4 of annular is fixedly clamped on platen 1, make the first half of workpiece 4 be positioned at the range of work of X-axis and Y-axis on platen 1.The X-axis of the platen of the present embodiment and the range of work of Y-axis are 1250*760mm, and the diameter of workpiece 4 is greater than the length of Y-axis, so, above the T-slot 11 that the first half of workpiece 4 can only be placed on platen, and supported by 6 contour pads, 3 pairs of workpiece 4, the front of adjustment workpiece 4 from the front of platen 1 apart from about 8 ~ 9mm.The diameter of the same circumference at 6 contour pad 3 places is slightly less than the internal diameter of workpiece 4.Workpiece 4 places rear clamping.Now, the location structure 2 on platen 1 is positioned at the left and right sides of workpiece 4, and away from workpiece 4.
(2) table played by lathe, finds out the coordinate at the endoporus center of workpiece 4, and this coordinate is decided to be machining benchmark center.
(3) Fig. 6 is referred to, disposable teeth groove 41 and the end-face hole 42 machining the first half of workpiece 4 of machining center, and left tooth 401 and right tooth 402 is processed along the two ends of the RADIAL through machining benchmark center on workpiece 4, left tooth 401 and right tooth 402 be all first machined for location and leave the groove of allowance, the symmetrical setting of groove on left tooth 401 and right tooth 402.In the present embodiment, for the ease of location, groove is V-shaped groove.
(4) location structure of workpiece 4 both sides is moved to workpiece 4, make the V-shaped groove snug fit of locating dowel on the location structure 2 on the left of workpiece 4 22 and left tooth 401, make the locating dowel 22 on the location structure 2 on the right side of workpiece 4 and the V-shaped groove snug fit of right tooth 402, then location structure 2 is fixed.In order to ensure registration, the outer circumference surface of attention candling egg locating dowel 22 and the two sides of V-shaped groove should be close to without light leak.Like this, workpiece 4 is just made accurately to located by the locating dowel 22 of the left and right sides and the V-shaped groove of workpiece 4 left and right sides.
(5) Fig. 7 is referred to, after fixing location structure 2, upwards take out workpiece 4, then by workpiece 4 after endoporus central rotation 180 degree, the left tooth 401 of workpiece 4, the V-shaped groove of right tooth 402 are swapped left and right and to slide along the locating dowel 22 of the location structure 2 of both sides respectively afterwards, then drop on platen 1.Now, the latter half of workpiece 4 is positioned at the range of work of platen 1, and due to the positioning action of location structure 2, the machining benchmark center of postrotational workpiece 4 is still identical with during first time clamping.After placing workpiece 4, clamping work pieces 4 again, then removes location structure 2.
(7) refer to Fig. 8, the teeth groove 43 of the latter half of processing work 4 and end-face hole 44, and the V-shaped groove of left tooth 401 and right tooth 402 is also processed into corresponding teeth groove, the processing of whole workpiece 4 just completes, and obtains drive sprocket.
(8) last, take off workpiece, after burr removing, carry out appearance test.
Adopt the drive sprocket that processing unit (plant) of the present utility model is processed, although adopt secondary clamping, the machined trace of twice processing with the naked eye almost be can't see, and method and the device machining accuracy of the secondary clamping processing that visible the utility model adopts are very high.
Compared to prior art, the utility model carries out verticality, gauge and left and right rail coplane degree when not only can install cage guide easily and accurately verifies, and can verify the cage guide in use easily, substantially increase the production efficiency of cage guide installation and verification and accuracy is installed.
Claims (4)
1. the processing unit (plant) of the drive sprocket on an escalator or moving sidewalk, comprise the platen of machining center, it is characterized in that: on described platen, both sides are respectively arranged with a moveable location structure, two described location structures are arranged along same center line; Each described location structure comprises removable positioning seat and is vertically mounted on the locating dowel on described removable positioning seat; Described platen offers T-slot along its length direction, the same center line at two described location structure places and longitudinal center's line parallel of described T-slot, two described location structures movably can be arranged in described T-slot along described same center line.
2. the processing unit (plant) of the drive sprocket on a kind of escalator according to claim 1 or moving sidewalk, is characterized in that: described removable positioning seat is strip, and the length direction of described removable positioning seat is along the horizontally set of described T-slot.
3. the processing unit (plant) of the drive sprocket on a kind of escalator according to claim 1 and 2 or moving sidewalk, it is characterized in that: described locating dowel is cylinder, described removable positioning seat offers circular hole, and the lower end of described locating dowel to be inserted in described circular hole and described locating dowel and described removable positioning seat to be tightened together by key.
4. the processing unit (plant) of the drive sprocket on a kind of escalator according to claim 3 or moving sidewalk, it is characterized in that: described locating dowel is provided with conical section, positioning section and linkage section from top to bottom vertically, the diameter of conical section is by little gradually large setting from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420477783.8U CN204075798U (en) | 2014-08-22 | 2014-08-22 | The processing unit (plant) of the drive sprocket on escalator or moving sidewalk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420477783.8U CN204075798U (en) | 2014-08-22 | 2014-08-22 | The processing unit (plant) of the drive sprocket on escalator or moving sidewalk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204075798U true CN204075798U (en) | 2015-01-07 |
Family
ID=52168561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420477783.8U Withdrawn - After Issue CN204075798U (en) | 2014-08-22 | 2014-08-22 | The processing unit (plant) of the drive sprocket on escalator or moving sidewalk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204075798U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104227460A (en) * | 2014-08-22 | 2014-12-24 | 江南嘉捷电梯股份有限公司 | Method and device for processing driving sprocket on escalator or moving sidewalk |
-
2014
- 2014-08-22 CN CN201420477783.8U patent/CN204075798U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104227460A (en) * | 2014-08-22 | 2014-12-24 | 江南嘉捷电梯股份有限公司 | Method and device for processing driving sprocket on escalator or moving sidewalk |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201931295U (en) | Automatic centering fixture | |
| CN202539838U (en) | Welding worktable for automobile bumper robot | |
| CN203092143U (en) | Horizontal machining center | |
| CN204075798U (en) | The processing unit (plant) of the drive sprocket on escalator or moving sidewalk | |
| CN203125130U (en) | Automatic multi-process drilling and tapping all-in-one machine | |
| CN204700582U (en) | A kind of major axis bracing or strutting arrangement | |
| CN105965253B (en) | A kind of gearbox mount bracket automatic Model Selection positions urgent frock and its technique | |
| CN104227460B (en) | The processing method of the drive sprocket on escalator or moving sidewalk and device | |
| CN104889699A (en) | Large gear machine tool carriage saddle part machining method | |
| CN204160213U (en) | The special fixture of the irregular tool-post structure part of machining large | |
| CN203779098U (en) | Vertical processing machine tool for processing cylindrical valve of water turbine | |
| CN203817778U (en) | Four-station three-direction nine-axis servo-machining device | |
| CN204160471U (en) | For the scoring tool of processing plane workpiece | |
| CN204019204U (en) | A kind of process little circular knitting machine flange used clamp platform | |
| CN204277018U (en) | Back fork lower planes machining equipment | |
| CN204221463U (en) | Be exclusively used in the clamp system of milling back fork lower planes | |
| CN204277021U (en) | Back fork biplane one process equipment | |
| CN104057265B (en) | Processing method for segment gear | |
| CN204913363U (en) | Bush excircle processingequipment | |
| CN204868233U (en) | One set of anchor clamps | |
| CN202317753U (en) | Clamp for machining engine oil pump | |
| CN207468802U (en) | The big stud location device of ring throstle V-groove formula | |
| CN203409547U (en) | Machining fixture for procedure | |
| CN203390596U (en) | Casting tapping location clamp | |
| CN104369036A (en) | Pneumatic adjusting fixture for machine tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150107 Effective date of abandoning: 20160706 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150107 Effective date of abandoning: 20160706 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |