CN110497133A - A kind of sprocket shaft inner hole angle locating tooling - Google Patents
A kind of sprocket shaft inner hole angle locating tooling Download PDFInfo
- Publication number
- CN110497133A CN110497133A CN201910857672.7A CN201910857672A CN110497133A CN 110497133 A CN110497133 A CN 110497133A CN 201910857672 A CN201910857672 A CN 201910857672A CN 110497133 A CN110497133 A CN 110497133A
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- sprocket shaft
- inner hole
- hole
- sprocket
- shaft
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000007787 solid Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gears, Cams (AREA)
Abstract
The invention discloses a kind of sprocket shaft inner hole angle locating toolings, including being used to support and the pedestal of positioned chain wheels axis and pushing block for clamping sprocket shaft Yu sprocket wheel shaft stool, the front end face of the sprocket shaft offers inner hole, rear end face is formed with and locating piece of the sprocket shaft on same central axes, the position limiting structure rotated for sprocket shaft along its central axes is formed on the pedestal, and foreboard is formed on pedestal, multiple location holes for spatial position where positioning inner hole are provided on the foreboard, the hole hole axis of multiple location holes is arranged with the axis parallel of sprocket shaft, it is formed between the central point of the two neighboring location hole using sprocket shaft central axes as centre point and with the central angle of predetermined angle.The present invention passes through multiple location holes that setting has predetermined angle, realizes the effect that fast accurate positioning is realized to the inner hole on sprocket shaft, and ease of assembly welds and demoulding is simple, improves tooling efficiency.
Description
Technical field
The present invention relates to sprocket shaft Internal hole positioning technical field, specially a kind of sprocket shaft inner hole angle locating tooling.
Background technique
When inner door frame of forklift truck sprocket shaft and sprocket wheel shaft stool are installed, in door frame left side sprocket shaft inner hole central axis and sprocket shaft
The plane of mandrel composition and the transverse direction of sprocket shaft holder ramp normal plane are at 45 °, sprocket shaft inner hole central axis on the right of door frame
The transverse direction keeping parallelism of the plane and sprocket shaft holder ramp normal plane that are formed with sprocket shaft central axis, due to sprocket shaft branch
The machined surface of seat only has inclined-plane and upper surface, can only be using the two faces as benchmark face, when the artificial group weldering in scene when assembling, angle survey
Measure very complicated, time-consuming, and precision will not enough will affect door frame raising related work, and how to design one kind can fast accurate
The device of sprocket shaft inner hole is docked into technical staff's problem to be solved.
Summary of the invention
The purpose of the present invention is to provide a kind of sprocket shaft inner hole angle locating toolings, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of sprocket shaft inner hole angle locating tooling, including
It is used to support and the pedestal of positioned chain wheels axis and the pushing block for clamping sprocket shaft Yu sprocket wheel shaft stool, before the sprocket shaft
End face offers inner hole, and rear end face is formed with and locating piece of the sprocket shaft on same central axes, which is cylindrical structure,
And be rotatablely connected with sprocket wheel shaft stool, it is formed with the position limiting structure rotated for sprocket shaft along its central axes on the pedestal, and
It is formed with foreboard on pedestal, multiple location holes for spatial position where positioning inner hole, Duo Gesuo are provided on the foreboard
The hole hole axis for stating location hole is arranged with the axis parallel of sprocket shaft, shape between the central point of the two neighboring location hole
At the central angle for having using sprocket shaft central axes as centre point and having predetermined angle.
The position limiting structure is set as being formed in the limit slot structure of pedestal upper surface semicircle shape, the radius of the limiting slot with
The radius of sprocket shaft is identical.
The front end face that the foreboard is vertically arranged in.
There are two the location hole settings, respectively location hole one and location hole two.
The location hole one and location hole two are set as the through-hole structure of same apertures size.
The central angle angle of the two neighboring location hole is set as 45 °.
The aperture of the inner hole and the aperture of location hole are identical.
The positioning hole is connected with the pin shaft of spatial position where grafting enters in inner hole and is used to position inner hole.
The diameter of the pin shaft and the aperture of inner hole are identical.
The pushing block includes having the pushing block ontology of same tilt angled ramp and affixed with sprocket shaft abutment contact surface
In pushing block ontology front end and it is slidably connected at the sliding block in pedestal.
The pedestal is fixedly connected on bottom plate, and is installed with fixed block in the side of pedestal, and screw thread connects on the fixed block
It is connected to the rotating member for being rotatably connected on pushing block tail portion.
It is removably connected with the adjustable pin shaft snap-gauge in position on the foreboard, and offers on pin shaft snap-gauge for passing through pin
The location hole four of axis positioning inner hole position.
As shown from the above technical solution, the present invention has multiple location holes of predetermined angle by setting, realizes to chain
Inner hole on wheel shaft realizes the effect of fast accurate positioning, and ease of assembly welds and demoulding is simple, improves tooling efficiency, specifically
It has the beneficial effect that；
1: by opening up multiple location holes with default central angle setting, realizing to the accurate quickly fixed of sprocket shaft inner hole
Position, in conjunction with the cylindrical structure feature of sprocket shaft, the pin shaft of location hole can be easily accomplished by being run through the rotation in limiting slot
Connection；
2: the effect of location hole can be accomplished in several ways, first, can directly open up on foreboard multiple with predeterminated position
Location hole, realize positioning to inner hole, this kind of mode is simple and effective, and frock cost is lower；Second, can be removable on foreboard
Unloading connection has the adjustable pin shaft snap-gauge in position, which realizes the location hole opened up on its plate body by the transformation of position
Four had positioning functions, this kind of mode flexibility ratio is high, and it is multiple fixed to be replaced by the evolution of single location hole four
The positioning function in position hole；
3；Reasonable utilization sprocket wheel shaft stool only has the characteristics of two datum levels, passes through one of datum level and cooperates pushing block
It uses, with higher tooling precision.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is positioned chain wheels axis side view of the present invention；
Fig. 3 is schematic diagram of base structure of the present invention；
Fig. 4 is pedestal front view of the present invention；
Fig. 5 is pushing block structural schematic diagram of the present invention；
Fig. 6 is pushing block side view of the present invention；
Fig. 7 is sprocket shaft bearing structure illustration of the present invention；
Fig. 8 is sprocket shaft cross-sectional view of the present invention；
Fig. 9 is two location state diagram one of location hole one of the present invention and location hole；
Figure 10 is two location state diagram two of location hole one of the present invention and location hole；
Figure 11 is that sprocket shaft of the present invention is in 45 ° of location hole finished product structure schematic diagrames；
Figure 12 is that sprocket shaft of the present invention is in 180 ° of location hole finished product structure schematic diagrames of level；
Figure 13 is pin shaft snap-gauge installation site one of the present invention；
Figure 14 is pin shaft snap-gauge installation site two of the present invention.
In figure: 1 pedestal, 11 foreboards, 12 limiting slots, 121 tooling anchor rings, 13 sliding slots, 14 location holes one, 15 location holes
Two, 2 pushing blocks, 21 pushing block ontologies, 211 positioning surfaces, 22 sliding blocks, 3 fixed blocks, 4 rotating members, 5 handles, 6 bottom plates, 7 sprocket shafts, in 71
Hole, 72 sprocket wheel shaft bodies, 73 locating pieces, 8 sprocket wheel shaft stools, 81 location holes three, 9 pin shafts, 10 pin shaft snap-gauges, 101 location holes four,
102 positioning plates.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing:
A kind of sprocket shaft inner hole angle locating tooling as shown in figures 1-8, the tooling include to be installed in 6 upper surface side of bottom plate
Pedestal 1, and be installed in the fixed block 3 of the 6 upper surface other side of bottom plate, be threaded on fixed block 3 for promoting pushing block 2
The rotating member 4 of anterior-posterior translation, the top of the rotating member 4 are rotatably connected on pushing block 2, while the mountable handle on rotating member 4
5, rotation is held in rotation process for facilitating, the present embodiment does not limit.
In order to realize tool locating of the sprocket shaft 7 with respect to 8 position of sprocket wheel shaft stool, need to combine sprocket shaft 7 itself
Design feature and the design feature of sprocket wheel shaft stool 8 be described in detail；
Firstly, the front end face of sprocket shaft 7 offers inner hole 71, after sprocket shaft 7 is fixedly connected on sprocket wheel shaft stool 8, in
Hole 71 relative to the position of sprocket wheel shaft stool 8 be it is constant, the application will solve the problems, such as to be inner hole 71 relative to sprocket shaft
The fast accurate of 8 position of support positions, as depicted in figs. 11-12, applied to traditional inner door frame of forklift truck and sprocket wheel shaft stool 8
When installation, the plane and sprocket wheel shaft stool 8 of the central axis composition of 71 central axis of inner hole and sprocket shaft 7 of door frame left side sprocket shaft 7
The transverse direction of inclined-plane normal plane is at 45 °, and 71 central axis of inner hole of sprocket shaft 7 and 7 central axis of sprocket shaft form on the right of door frame
The structure of the transverse direction keeping parallelism of plane and 8 inclined-plane normal plane of sprocket wheel shaft stool, this kind of sprocket shaft 7 has its rear end simultaneously
Locating piece 73 set by face as shown in figure 8, the locating piece 73 is cylindrical structure, and is located on the central axes of sprocket shaft 7, is
Play the role of with sprocket wheel shaft stool 8 further position restriction, be used to match by opening up one on the inclined-plane of sprocket wheel shaft stool 8
The location hole 3 81 for linking the locating piece 73, after 73 keyway of locating piece is connected into location hole 3 81, sprocket shaft 7 can be along positioning
Central axes rotation where hole 3 81, while by above structure narration it is found that in the central axes of location hole 3 81 and sprocket shaft 7
Axis is overlapped, it should be pointed out that for the chain wheeling support 8 in actual production only containing there are two datum level, one is fixed
The inclined-plane being used for 7 contact weld of sprocket shaft where position hole 3 81, the other is the bottom with the contact of incline plane of 2 upper surface of pushing block
Face, the bottom surface are directly contacted with pushing block 2, can be with higher tooling precision.
The inner hole 71 with predetermined angle is positioned in order to realize, specifically are as follows: be formed with and be used on the pedestal 1
The position limiting structure that sprocket shaft 7 is rotated along its central axes, the preferred position limiting structure of the present embodiment are formed at 1 upper surface semicircle of pedestal
The radius of the limiting slot 12 of shape, the limiting slot 12 is identical as the radius of sprocket shaft 7, and sprocket shaft 7 can be made along where limiting slot 12
Central axes rotation, and be formed with foreboard 11 on pedestal 1, the application focuses on foreboard 11 being provided with multiple for positioning
The location hole of 71 place spatial position of inner hole, axis parallel of the hole hole axis of multiple location holes with sprocket shaft 7 are set
It sets, be formed between the central point of the two neighboring location hole using 7 central axes of sprocket shaft as centre point and there is predetermined angle
Central angle, it should be noted that location hole can have following existing form not of the same race；
Embodiment one:
Multiple location holes for being used to position 71 place spatial position of inner hole are provided on foreboard 11, before which is directly provided with
On plate 11, and the hole hole axis of multiple location holes is arranged with the axis parallel of sprocket shaft 7, the two neighboring positioning
It is formed between the central point in hole using 7 central axes of sprocket shaft as centre point and with the central angle of predetermined angle, as shown in figure 4,
There are two the settings of the present embodiment preferred orientation hole, respectively location hole 1 and location hole 2 15, while location hole 1 and fixed
The central point in position hole 2 15 is formed with using 7 central axes of sprocket shaft as the default 45 ° of central angles of centre point, and the present embodiment does not limit
Preset central angle specific value in specific implementation process can adjust opposite between location hole according to the size of required central angle
Position, while the present embodiment does not limit the specific of location hole and opens up quantity, the present embodiment preferably presets 45 ° of central angles and two
Sprocket shaft 7 is placed on limiting slot 12 by the setting of location hole, and passes through the sliding block 22 of 2 front end of pushing block passage to 1 bottom of pedestal
Sliding slot 13 in so that sprocket wheel shaft stool 8 moves forward, it is mobile in location hole 3 81 is connect with locating piece 73, and ensure most
The front end of whole sprocket shaft 7 resists the medial surface of foreboard 11 just, resists and rotates chain along the cambered surface where limiting slot 12 after clamping
Wheel shaft 7, and inner hole 71 is made to be directed at opened up location hole 1 or location hole 2 15, when alignment wherein any one need to position
Location hole when, pin shaft 9 is inserted into the location hole 14 or location hole 2 15, and the top of pin shaft 9 is made to protrude into the positioning of inner hole 71,
Spot welding sprocket shaft 7 is allowed to be fixed to each other with sprocket wheel shaft stool 8 after completing positioning, removes pin shaft 9, removes pushing block 2 and remove welding
The entirety of sprocket shaft 7 and sprocket wheel shaft stool 8 afterwards completes tooling.
Only need to meet 71 central axis of inner hole of its sprocket shaft 7 and the plane of sprocket shaft central axis composition due to practical operation
With the transverse direction of 8 inclined-plane normal plane of sprocket wheel shaft stool is at 45 °, on the right of door frame sprocket shaft 7 71 central axis of inner hole and sprocket shaft
The plane of central axis composition and the transverse direction keeping parallelism of 8 inclined-plane normal plane of sprocket wheel shaft stool, as shown in figure 9, corresponding
Location hole 1 is opened on the straight line of 121 its horizontal radius of tooling anchor ring where sprocket shaft 7, wherein tooling anchor ring
121 be a circular section on the same central axes where sprocket shaft 7, is only used for the position to location hole relative to sprocket shaft 7 and does
Reference role, and the position that location hole 2 15 opens up then has 45 ° of central angle of position relative to location hole 1, in order to be applicable in
It is positioned in the inner hole 71 of a variety of different locations, the application does not limit opening up quantity and opening up position for location hole, only limits more
The relative positional relationship of predeterminated position relationship and itself and 7 central axes of sprocket shaft between a location hole, and it is described multiple fixed
Position Kong Kewei 2,3 etc., only meets the central angle for forming preset angle between each other and its axis relative to sprocket shaft 7
Axis parallel setting, as shown in Figure 10, location hole 1 can equally have the tooling not opened up with where sprocket shaft 7
On the straight line of 121 its horizontal radius of anchor ring.
Embodiment two:
It is provided with the location hole of multiple positioning 71 place spatial positions of inner hole on foreboard 11, and is removably connected with position on foreboard 11
Adjustable pin shaft snap-gauge 10 is set, the location hole for positioning 71 position of inner hole by pin shaft 9 is offered on pin shaft snap-gauge 10
4 101, as illustrated in figs. 13-14, Tu13Zhong, the location hole 4 101 opened up on pin shaft snap-gauge 10 is located at oblique line angle upper left side, and preceding
Plate 11, which is formed, has the location hole for being equal to one 14 position of location hole in embodiment one, overturns after removing pin shaft snap-gauge 10
180 ° reconnect when on foreboard 11, and in Figure 14, the location hole 4 101 opened up on pin shaft snap-gauge 10 is located at oblique line angle bottom right
Side, the location hole 4 101 of the position are equal to the location hole of 2 15 position of location hole in embodiment one, this kind of structure need to expire
For foot after the adjustment of 10 position of pin shaft snap-gauge, any one position where location hole 4 101 need to be located at multiple location hole institutes
One of spatial position of category, spatial position belonging to the location hole meets its hole hole axis and the axis parallel of sprocket shaft 7 is set
It sets, and is formed between the central point of two location holes using 7 central axes of sprocket shaft as centre point and there is predetermined angle
Central angle.
Only need to meet 71 central axis of inner hole of its sprocket shaft 7 and the plane of sprocket shaft central axis composition due to practical operation
With the transverse direction of 8 inclined-plane normal plane of sprocket wheel shaft stool is at 45 °, on the right of door frame sprocket shaft 7 71 central axis of inner hole and sprocket shaft
The plane of central axis composition and the transverse direction keeping parallelism of 8 inclined-plane normal plane of sprocket wheel shaft stool, consolidate and implement the pin shaft
The location hole 4 101 opened up on snap-gauge 10 need to be in place suitable for the institute of location hole 1 and location hole 2 15 embodiment one
It sets, after removing pin shaft snap-gauge 10 and the position of displacive transformation location hole 4 101 can still realize the default positioning to inner hole 71,
It may be noted that, in order to enable location hole 4 101 still can form through-hole structure with foreboard 11 after changing position, need
Meet to open up to have on the plate body being located in the movable range of pin shaft snap-gauge 10 on foreboard 11 and is greater than or equal to location hole 4 101
Hole configurations, which only meets location hole 4 101 and foreboard 11 after the positioning of pin shaft snap-gauge 10 and forms through-hole structure
, prevent pin shaft 9 be inserted into after interference, while the outer edge of hole configurations setting be used for fixed pin shaft snap-gauge 10 positioning
Plate 102, the positioning plate 102 can be fixed with pin shaft snap-gauge 10 by way of clamping.
For foreboard 11 described in above-described embodiment one and embodiment two, what the application stressed is multiple location holes
Between predeterminated position relationship and itself and 7 central axes of sprocket shaft relative positional relationship, while the location hole can be more
The presence of kind of form, as can be multiple by directly opening up in embodiment one, example location hole 1 and location hole 2 15 be fixed to realize
The positioning action in position hole, while difference can also be passed through as passed through the location hole 4 101 being arranged on pin shaft snap-gauge 10 in embodiment two
Position conversion realize location hole positioning action.
Embodiment described above only describe the preferred embodiments of the invention, not to model of the invention
It encloses and is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical side of the invention
The various changes and improvements that case is made should all be fallen into the protection scope that claims of the present invention determines.
Claims (12)
1. a kind of sprocket shaft inner hole angle locating tooling, including being used to support and the pedestal (1) of positioned chain wheels axis (7) and being used for
The pushing block (2) of sprocket shaft (7) and sprocket wheel shaft stool (8) is clamped, the front end face of the sprocket shaft (7) offers inner hole (71), after
End face be formed with the locating piece (73) of sprocket shaft (7) on same central axes, which is cylindrical structure, and and chain
Axle support (8) rotation connection, it is characterised in that: be formed on the pedestal (1) and rotated for sprocket shaft (7) along its central axes
Position limiting structure, and be formed with foreboard (11) on pedestal (1), be provided on the foreboard (11) multiple for positioning inner hole (71)
The location hole of place spatial position, the hole hole axis of multiple location holes are arranged with the axis parallel of sprocket shaft (7), phase
It is formed between the central point of adjacent two location holes using sprocket shaft (7) central axes as centre point and with the circle of predetermined angle
Heart angle.
2. a kind of sprocket shaft inner hole angle locating tooling according to claim 1, it is characterised in that: the position limiting structure is set
It is set to limiting slot (12) structure for being formed in pedestal (1) upper surface semicircle shape, radius and sprocket shaft (7) of the limiting slot (12)
Radius is identical.
3. a kind of sprocket shaft inner hole angle locating tooling according to claim 1, it is characterised in that: the foreboard (11) is perpendicular
Front end face of the straight setting in (1).
4. a kind of sprocket shaft inner hole angle locating tooling according to claim 1, it is characterised in that: the location hole setting
There are two, respectively location hole one (14) and location hole two (15).
5. a kind of sprocket shaft inner hole angle locating tooling according to claim 4, it is characterised in that: the location hole one
(14) and location hole two (15) is set as the through-hole structure of same apertures size.
6. a kind of sprocket shaft inner hole angle locating tooling according to claim 1, it is characterised in that: two neighboring described fixed
The central angle angle in position hole is set as 45 °.
7. a kind of sprocket shaft inner hole angle locating tooling according to claim 1, it is characterised in that: the inner hole (71)
Aperture is identical as the aperture of location hole.
8. a kind of sprocket shaft inner hole angle locating tooling according to claim 1, it is characterised in that: the positioning hole is living
The dynamic pin shaft (9) for being connected with spatial position where grafting enters in inner hole (71) and is used to position inner hole (71).
9. a kind of sprocket shaft inner hole angle locating tooling according to claim 8, it is characterised in that: the pin shaft (9)
Diameter is identical as the aperture of inner hole (71).
10. a kind of sprocket shaft inner hole angle locating tooling according to claim 1, it is characterised in that: pushing block (2) packet
It includes the pushing block ontology (21) that there is same tilt angled ramp with sprocket wheel shaft stool (8) contact surface and is fixed in pushing block ontology
(21) front end and the sliding block (22) being slidably connected in pedestal (1).
11. a kind of sprocket shaft inner hole angle locating tooling according to claim 1, it is characterised in that: the pedestal (1) is solid
Surely it is connected on bottom plate (6), and is installed with fixed block (3) in the side of pedestal (1), be threaded with and turn on the fixed block (3)
The dynamic rotating member (4) for being connected to pushing block (2) tail portion.
12. a kind of sprocket shaft inner hole angle locating tooling according to claim 8, it is characterised in that: the foreboard (11)
On be removably connected with the adjustable pin shaft snap-gauge (10) in position, and offered on pin shaft snap-gauge (10) for fixed by pin shaft (9)
The location hole four (101) of position inner hole (71) position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910857672.7A CN110497133A (en) | 2019-09-09 | 2019-09-09 | A kind of sprocket shaft inner hole angle locating tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910857672.7A CN110497133A (en) | 2019-09-09 | 2019-09-09 | A kind of sprocket shaft inner hole angle locating tooling |
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| Publication Number | Publication Date |
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| CN110497133A true CN110497133A (en) | 2019-11-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910857672.7A Pending CN110497133A (en) | 2019-09-09 | 2019-09-09 | A kind of sprocket shaft inner hole angle locating tooling |
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| Country | Link |
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| CN (1) | CN110497133A (en) |
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| CN111085886A (en) * | 2020-01-16 | 2020-05-01 | 中核(天津)科技发展有限公司 | Positioning device for cutting and processing special-shaped parts |
| CN113732757A (en) * | 2021-09-19 | 2021-12-03 | 湖北冶一机器人科技有限公司 | Clamp for processing machine tool cushion block and processing method thereof |
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| CN113732757A (en) * | 2021-09-19 | 2021-12-03 | 湖北冶一机器人科技有限公司 | Clamp for processing machine tool cushion block and processing method thereof |
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