CN106736687A - Workpiece positioning structure, Working piece positioning device and process equipment - Google Patents
Workpiece positioning structure, Working piece positioning device and process equipment Download PDFInfo
- Publication number
- CN106736687A CN106736687A CN201611179081.1A CN201611179081A CN106736687A CN 106736687 A CN106736687 A CN 106736687A CN 201611179081 A CN201611179081 A CN 201611179081A CN 106736687 A CN106736687 A CN 106736687A
- Authority
- CN
- China
- Prior art keywords
- workpiece
- passage
- locating core
- guide surface
- working piece
- 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.)
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Classifications
-
- 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
-
- 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
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/06—Mandrels with non rotatable claws; Mandrels with internal clamping; Clamping elements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The present invention relates to a kind of workpiece positioning structure, including body and locating core, body includes fixed part, some auxiliary sections and some supports, some auxiliary sections are circumferentially arranged in institute's fixed part side, there is retraction slot between adjacent auxiliary section, and enclose and set the cooperation passage to be formed for housing locating core, the two ends of body are further opened with and coordinate the opening of passage insertion；Some supports are circumferentially correspondingly arranged in the outer wall of corresponding auxiliary section, for supporting positioning workpiece；Body also include as coordinate channel side wall guide surface so that locating core from the upper open end of body towards lower open end move when, some auxiliary sections away from fixed part one end along cooperation passage radial direction be located remotely from each other, so as to form the fixed bit for fixing workpiece.In this way, being not used in workpiece surface sets compressing structure, you can realize the fixation of workpiece, it is to avoid the problem that is weighed wounded, and simple structure, it is easy to operation, improve processing efficiency.A kind of Working piece positioning device and process equipment are also provided.
Description
Technical field
The present invention relates to machining technology field, more particularly to a kind of workpiece positioning structure, Working piece positioning device and
Process equipment.
Background technology
In machining, tool is a kind of essential instrument, can be generally divided into tool according to purposes different
Type.For example, for positioning the fixture of workpiece, for gripping the tool that workpiece is shifted and placed.In actual production, steel
Part product is generally positioned using locating piece or alignment pin, and is fixed using compressing structures such as briquettings.But some are to table
Face requires steel part workpiece higher, and the product do not processed after outward appearance finish forge especially is also easy to produce drawing after blanking or punching trimming
Thick or burr, need to be by polishing or CNC treatment.And the requirement of such product surface is higher, therefore product surface can not set compression
Structure, so as to avoid weighing wounded, but so causes to position fixed difficulty, influences processing efficiency.
The content of the invention
Based on this, it is necessary to fix difficult for surface requirements steel part product orientation higher, influence asking for processing efficiency
Topic, there is provided a kind of simple structure, do not need compressing structure, improve the workpiece positioning structure of processing efficiency, Working piece positioning device and
Process equipment.
A kind of workpiece positioning structure, including body and locating core, the body include：
Fixed part；
Some auxiliary sections, it is circumferentially arranged that there is retraction slot between the fixed part side, the adjacent auxiliary section,
And enclose and set the cooperation passage to be formed for housing the locating core, the two ends of the body are further opened with being passed through with the cooperation passage
Logical opening；
Some supports, are circumferentially correspondingly arranged in the outer wall of the corresponding auxiliary section, for supporting positioning workpiece；
The body also includes the guide surface as the cooperation channel side wall, so that the locating core is from the body
Upper open end towards lower open end move when, some auxiliary sections away from the fixed part one end along the cooperation passage footpath
To being located remotely from each other, so as to form the fixed bit for fixing workpiece.
Wherein in an embodiment, the relatively described two ends for coordinating passage of the guide surface are obliquely installed.
Wherein in an embodiment, the cooperation passage bearing of trend includes mating part and is adjacent to the mating part
Vertical portion, the mating part is tapered.
Wherein in an embodiment, the guide surface is curved surface, the two ends of the tangent line relative engagement passage of the guide surface
It is obliquely installed.
Wherein in an embodiment, the locating core includes the composition surface engaged with the guide surface, the composition surface
Shape matches with the shape of the guide surface.
Wherein in an embodiment, the support radially prolongs from the corresponding auxiliary section outer wall along the cooperation passage
Stretch, forming one is used to support the stage portion of the workpiece, and the stage portion includes horizontal stand terrace and vertical step surface, described perpendicular
Match with the workpiece and its surface outline shape for contacting to the outline shape of step surface.
A kind of Working piece positioning device, including base and workpiece positioning structure described above, the base correspondence body
Another openend be provided with connecting portion, the locating core is threadedly connected to the connecting portion.
Wherein in an embodiment, the locating core offers connecting hole along its axial direction, and the connecting portion is provided with external screw thread,
The connecting portion is threadedly connected to the connecting hole.
Wherein in an embodiment, the Working piece positioning device also includes extending through the fixed part and the base
Mounting hole.
A kind of process equipment, including processing platform, Working piece positioning device described above and locking member, the locking member wear
In the mounting hole, the Working piece positioning device is fixed on the processing platform.
Above-mentioned workpiece positioning structure, Working piece positioning device and process equipment, workpiece are positioned at support, locating core insertion
When coordinating passage and coordinating with guide surface, under the mating reaction of guide surface and locating core, make some auxiliary sections along cooperation passage
Radially strut, so as to secure the workpiece against the workpiece positioning structure.In this way, being not used in workpiece surface sets compressing structure, you can
Realize the fixation of workpiece, it is to avoid the problem that is weighed wounded, and simple structure, it is easy to operation, improve processing efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of the Working piece positioning device in an embodiment of the present invention；
Fig. 2 is the structural representation of the workpiece positioning structure of the Working piece positioning device shown in Fig. 1；
Fig. 3 is the structural representation of the body of the workpiece positioning structure shown in Fig. 2；
Fig. 4 is the structural representation of the locating core of the workpiece positioning structure shown in Fig. 2.
Specific embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give preferred embodiment of the invention.But, the present invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more saturating
It is thorough comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can directly on another element
Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technologies and scientific terms used here by the article with belong to technical field of the invention
The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more phases
The arbitrary and all of combination of the Listed Items of pass.
As shown in Figures 1 and 2, the workpiece positioning structure 10 in an embodiment of the present invention, including body 12 and locating core
14.The body 12 is used to support workpiece, and the locating core 14 is used to be inserted in body 12, is inserted or pull out in opposing body 12
During body 12 is strutted or is resetted, so as to realize the positioning of workpiece.Specifically, the workpiece positioning structure 10 is applied to and passes through
There is endoporus after punching, and the workpiece of body 12 can be sheathed on.
Also referring to Fig. 3, the body 12 includes fixed part 122, some auxiliary sections 124 and some supports 126, some
Auxiliary section 124 is circumferentially arranged to have retraction slot 128 between the side of fixed part 122, adjacent auxiliary section 124, and encloses and set shape
Into the cooperation passage 129 for housing locating core 14.The two ends of the body 12 are further opened with and coordinate opening for the insertion of passage 129
Mouthful, some supports 126 are circumferentially correspondingly arranged in the outer wall of corresponding auxiliary section 124, for supporting positioning workpiece.
The body 12 also includes the guide surface 123 as the cooperation side wall of passage 129, so that locating core 14 is from the upper of body 12
When the downwardly open end in openend is moved, some auxiliary sections 124 coordinate the radial direction phase of passage 129 away from one end edge of fixed part 122
Mutually away from so as to form the fixed bit for fixing workpiece.
Specifically, workpiece is positioned at support 126, and now, workpiece is not completely fixed.The insertion of locating core 14 coordinates
Passage 129 and when coordinating with guide surface 123, under the mating reaction of guide surface 123 and locating core 14, makes some auxiliary sections 124
Along coordinating the radial direction of passage 129 to strut, so as to secure the workpiece against the workpiece positioning structure 10.In this way, be not used in workpiece surface setting
Put compressing structure, you can realize the fixation of workpiece, it is to avoid the problem for being weighed wounded, and simple structure, be easy to operation, improve plus
Work efficiency rate.
In the present embodiment, the fixed part 122, auxiliary section 124 and support 126 are formed in one, using with toughness
Steel process so that locating core 14 insertion coordinate passage 129 when, auxiliary section 124 can away from one end of fixed part 122
It is located remotely from each other.Specifically, the fixed part 122, auxiliary section 124 and support 126 are processed by the steel of S45C materials.
The fixed part 122 is in the form of annular discs, and the auxiliary section 124 is in long plate shape, and some auxiliary sections 124 are arranged at fixed part 122
The center of side, and around setting on the basis of the center of fixed part 122, namely on a circumference, adjacent cooperation
Bottom is connected between portion 124.That is, retraction slot 128 coordinates the axle of passage 129 from adjacent two auxiliary sections 124 top edge
Extend downwardly, and not completely through to fixed part 122, so, it is ensured that auxiliary section 124 is mutually remote away from one end of fixed part 122
From when, the connection reliability between auxiliary section 124 and fixed part 122.
Preferably, from the outer wall of some auxiliary sections 124 along coordinating passage 129 to radially extend, form one is used for the support 126
The stage portion 1262 of workpiece is supported, the stage portion 1262 includes horizontal stand terrace 1264 and vertical step surface 1266, the vertical platform
The outline shape of terrace 1266 matches with workpiece and its surface outline shape for contacting.In the present embodiment, the endoporus of the workpiece
Formed by multiple curved surfaces and plain splice, then the vertical step surface 1266 of corresponding stage portion 1262 and multiple curved surfaces and plane one
One correspondence matches, so that inner hole of workpiece wall stably fits in foregoing vertical step surface 1266, it is ensured that it is steady that workpiece is positioned
Fixed degree.
It should be appreciated that before locating core 14 and guide surface 123 coordinate, workpiece is placed in support 126, now, vertically
Step surface 1266 is not close to the inner hole wall of workpiece completely, that is to say, that vertically deposited between step surface 1266 and the inner hole wall of workpiece
There is gap, wherein, the fitness reduction of ambassador's workpiece and support 126 should not be crossed, it is not easy to too small and causes feeding difficult.It is fixed
During position core 14 is along coordinating passage 129 to move axially downwards, locating core 14 further coordinates with guide surface 123, makes cooperation
Portion 124 is located remotely from each other away from one end of fixed part 122 towards outside, then vertical step surface 1266 is closely pasted with the inner hole wall of workpiece
Close, so as to secure the workpiece against the workpiece positioning structure 10.
Preferably, the two ends of the relative engagement passage 129 of guide surface 123 are obliquely installed.In the present embodiment, the guide surface
The two ends gradient of 123 relative engagement passages 129 is 25.5 degree, and the width of the retraction slot 128 is 1 millimeter~1.5 millimeters.Make
Used time, workpiece is positioned at support 126 first, locating core 14 is then inserted into cooperation passage 129, and make it along cooperation passage
129 move axially downwards.Because the two ends of the relative engagement passage 129 of guide surface 123 are obliquely installed, therefore when locating core 14 continues
When moving down, locating core 14 coordinates with guide surface 123, so as to give auxiliary section 124 1 extruding perpendicular to guide surface 123
Power a, component of the extruding force makes auxiliary section 124 be located remotely from each other along the cooperation radial direction of passage 129 away from one end of fixed part 122,
So that the vertical step surface 1266 of support 126 is fitted with the inner hole wall of workpiece, and then secure the workpiece against fixed bit.
Preferably, the cooperation passage 129 axially includes 124 points of auxiliary section along it and is adjacent to the vertical of 124 points of auxiliary section
Part, 124 points of auxiliary section is tapered.In the present embodiment, the guide surface 123 is the inner surface of 124 points of the auxiliary section, then this draws
Guide face 123 is circular conical surface.The guide surface 123 of taper gives and supports in a circumferential direction to locating core 14, so that the edge of locating core 14
When coordinating passage 129 to move down, guide surface 123 is may act on, the fixed workpiece so as to realize auxiliary section 124 to be softened.
It should be appreciated that the guide surface 123 is also used as coordinating the whole sidewall surfaces of passage 129, or coordinate
One side of the side wall in 124 points of portion.In a word, if with can support and guide-localization core 14 at least one guide surface 123,
When moving down locating core 14, auxiliary section 124 is located remotely from each other, forms the fixed bit for fixing workpiece.
It is appreciated that the guide surface 123 can be plane or curved surface.When guide surface 123 is constituted for plane, the auxiliary section
124 points of shape can be trapezoidal prism for section, and section can be isosceles trapezoid, or non-isosceles trapezoid.Work as guide surface
123 for curved surface constitute when, the guide surface 123 can be for parabola, conical surface etc..
Preferably, when guide surface 123 is curved surface, the relatively described two ends for coordinating passage 129 of tangent line of the guide surface 123 are inclined
Tiltedly set.Specifically, the contour line in the section of guide surface 123 can be straight line, or curve, for example, when guide surface 123 is justified
The conical surface, then the contour line in the section of guide surface 123 is straight line, when guide surface 123 is curved surface, such as parabola, then guide surface 123
Section contour line be parabola, now, the tangent line of guide surface 123, the i.e. tangent line of the contour line in the section of guide surface 123 is relative
The two ends of passage 129 are coordinated to be obliquely installed.
It should be noted that when guide surface 123 is curved surface, the tangent line of its each diverse location not on the same line,
But the two ends of the equal relative engagement passage 129 of tangent line of each of which position are obliquely installed.
Preferably, Fig. 4 is referred to, the locating core 14 includes the composition surface 142 engaged with guide surface 123, the composition surface 142
Shape match with the shape of guide surface 123.In this way, the locating core 14 can be contacted preferably with guide surface 123, form preferable
Fitness.In the present embodiment, the locating core 14 be blind rivet, it includes head and bar portion, and the head is tapered, for cooperation
The guide surface 123 that 124 points of portion coordinates, and the bar portion stretches into vertical portion, play the guiding role.
Based on above-mentioned workpiece positioning structure 10, as shown in figure 1, the present invention also provides a kind of Working piece positioning device 100, should
Working piece positioning device 100 includes base 20 and above-mentioned workpiece positioning structure 10.
Another openend of the base 20 correspondence body 12 is provided with connecting portion 22, and the locating core 14 is threadedly connected to connecting portion
22.So, there is provided locating core 14 is along the locomotivity for coordinating passage 129 to move axially downwards.Specifically, base 20 is in the form of annular discs,
It matches with the size of auxiliary section 124, and the bar portion of the locating core 14 offers connecting hole 144 (see Fig. 4), the connection along its axial direction
Portion 22 is arranged at the center of base 20, and the connecting portion 22 is provided with external screw thread, and the connecting portion 22 is threadedly connected to the connecting hole
144。
In the position fixing process of workpiece, the turn locating core 14 then moves down locating core 14, so as to realize workpiece
Positioning, structure letter is answered, and is easy to operation, further increases processing efficiency.In the present embodiment, the Working piece positioning device 100 is also
Mounting hole including extending through fixed part 122 and base 20, for the Working piece positioning device 100 to be installed in into process equipment
Processing platform.
Based on above-mentioned Working piece positioning device 100, the present invention also provides a kind of process equipment, and the process equipment includes processing
Platform, above-mentioned Working piece positioning device 100 and locking member (not shown).The Working piece positioning device 100 also includes extending through admittedly
Determine the mounting hole of portion 122 and base 20, the locking member is arranged in the mounting hole, the Working piece positioning device 100 is fixed on and is added
Work platform.
Specifically, the locking member is clamping screw, and the mounting hole is four, and circumferentially uniform intervals arrangement, the processing is put down
Platform offers corresponding screwed hole, and the screwed hole is lock onto by locking member, realizes that the Working piece positioning device 100 is locked in processing
The processing platform of equipment.In the present embodiment, the process equipment can be CNC numerical control lines cutting mill bed or polissoir.
Above-mentioned workpiece positioning structure 10, Working piece positioning device 100 and process equipment, workpiece are positioned at support 126, fixed
When the position insertion of core 14 coordinates passage 129 and coordinates with guide surface 123, under the mating reaction of guide surface 123 and locating core 14, make
Some auxiliary sections 124 strut along the cooperation radial direction of passage 129, so as to workpiece be fixed.Compressed in this way, being not used in workpiece surface and setting
Structure, you can realize the fixation of workpiece, it is to avoid the problem for being weighed wounded, and simple structure, are easy to operation, improve processing effect
Rate.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed, but simultaneously
Can not therefore be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of workpiece positioning structure, it is characterised in that including body and locating core, the body includes：
Fixed part；
Some auxiliary sections, it is circumferentially arranged that there is retraction slot between the fixed part side, the adjacent auxiliary section, and enclose
If forming the cooperation passage for housing the locating core, the two ends of the body are further opened with and the cooperation passage insertion
Opening；
Some supports, are circumferentially correspondingly arranged in the outer wall of the corresponding auxiliary section, for supporting positioning workpiece；
The body also includes the guide surface as the cooperation channel side wall, so that the locating core is opened from the body
Mouthful end towards lower open end move when, some auxiliary sections coordinate passage radial direction phase away from one end of the fixed part along described
Mutually away from so as to form the fixed bit for fixing workpiece.
2. workpiece positioning structure according to claim 1, it is characterised in that the relatively described passage that coordinates of the guide surface
Two ends are obliquely installed.
3. workpiece positioning structure according to claim 2, it is characterised in that the cooperation passage bearing of trend includes coordinating
Part and the vertical portion of the mating part is adjacent to, the mating part is tapered.
4. workpiece positioning structure according to claim 2, it is characterised in that the guide surface is curved surface, the guide surface
The two ends of tangent line relative engagement passage be obliquely installed.
5. the workpiece positioning structure according to Claims 1 to 4 any one, it is characterised in that the locating core include with
The composition surface of the guide surface engagement, the shape on the composition surface matches with the shape of the guide surface.
6. workpiece positioning structure according to claim 1, it is characterised in that the support is from the corresponding auxiliary section
Outer wall is radially extended along the cooperation passage, and forming one is used to support the stage portion of the workpiece, and the stage portion includes level
Step surface and vertical step surface, outline shape and the workpiece and its surface outline shape for contacting of the vertical step surface
Match.
7. a kind of Working piece positioning device, it is characterised in that the workpiece including base and as described in claim 1~6 any one
Location structure, another openend of the base correspondence body is provided with connecting portion, and the locating core is threadedly connected to described
Connecting portion.
8. Working piece positioning device according to claim 7, it is characterised in that the locating core offers connection along its axial direction
Hole, the connecting portion is provided with external screw thread, and the connecting portion is threadedly connected to the connecting hole.
9. Working piece positioning device according to claim 7, it is characterised in that the Working piece positioning device also includes passing through respectively
Wear the mounting hole of the fixed part and the base.
10. a kind of process equipment, it is characterised in that including processing platform, the workpiece as described in claim 7~9 any one
Positioner and locking member, the locking member are arranged in the mounting hole, and the Working piece positioning device is fixed on into described adding
Work platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611179081.1A CN106736687A (en) | 2016-12-19 | 2016-12-19 | Workpiece positioning structure, Working piece positioning device and process equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611179081.1A CN106736687A (en) | 2016-12-19 | 2016-12-19 | Workpiece positioning structure, Working piece positioning device and process equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106736687A true CN106736687A (en) | 2017-05-31 |
Family
ID=58890360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611179081.1A Pending CN106736687A (en) | 2016-12-19 | 2016-12-19 | Workpiece positioning structure, Working piece positioning device and process equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN106736687A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107962497A (en) * | 2017-12-29 | 2018-04-27 | 重庆市璧山区四通机械厂 | Axle sleeve assistant grinding frock |
| CN111112969A (en) * | 2018-10-31 | 2020-05-08 | 富鼎电子科技(嘉善)有限公司 | Positioning device and workpiece positioning system |
| CN111230676A (en) * | 2020-03-06 | 2020-06-05 | 广东长盈精密技术有限公司 | Polishing mechanism and polishing device |
| CN112059830A (en) * | 2020-09-09 | 2020-12-11 | 朱伟人 | Automatic finish machining system for manufacturing piston ring of automobile engine |
| CN112658722A (en) * | 2020-12-14 | 2021-04-16 | 北京星航机电装备有限公司 | Small-size thin-walled shell batch production frock |
| CN114367836A (en) * | 2022-02-14 | 2022-04-19 | 青岛美莱轨道股份有限公司 | Multifunctional tool clamp for large thin-wall workpiece and using method thereof |
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| CN111112969B (en) * | 2018-10-31 | 2021-11-02 | 富鼎电子科技(嘉善)有限公司 | Positioning device and workpiece positioning system |
| CN111230676A (en) * | 2020-03-06 | 2020-06-05 | 广东长盈精密技术有限公司 | Polishing mechanism and polishing device |
| CN112059830A (en) * | 2020-09-09 | 2020-12-11 | 朱伟人 | Automatic finish machining system for manufacturing piston ring of automobile engine |
| CN112059830B (en) * | 2020-09-09 | 2022-06-10 | 湖南中旗动力设备有限公司 | Automatic finish machining system for manufacturing piston ring of automobile engine |
| CN112658722A (en) * | 2020-12-14 | 2021-04-16 | 北京星航机电装备有限公司 | Small-size thin-walled shell batch production frock |
| CN114367836A (en) * | 2022-02-14 | 2022-04-19 | 青岛美莱轨道股份有限公司 | Multifunctional tool clamp for large thin-wall workpiece and using method thereof |
| CN114367836B (en) * | 2022-02-14 | 2024-01-23 | 青岛美莱轨道股份有限公司 | Multifunctional tool clamp for large thin-wall workpiece and application method thereof |
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Application publication date: 20170531 |