CN109820284A - Gripper device for shoe lasts - Google Patents
Gripper device for shoe lasts Download PDFInfo
- Publication number
- CN109820284A CN109820284A CN201711180433.XA CN201711180433A CN109820284A CN 109820284 A CN109820284 A CN 109820284A CN 201711180433 A CN201711180433 A CN 201711180433A CN 109820284 A CN109820284 A CN 109820284A
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- clamping
- clamping jaw
- shoe tree
- group
- ejection seat
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Abstract
A kind of clamping jaw device for shoe tree, suitable for clamping the clamping portion of the shoe tree, the clamping jaw device includes clamping unit and ejection unit.The clamping unit includes a pair of clamping jaw with clamping part, the clamping jaw can move between clip position and released position, when the clamping jaw is in the clip position, the clamping part is close to each other and clamps the clamping portion of the shoe tree, when the clamping jaw is at the released position, the clamping part is located remotely from each other.The ejection unit includes ejection seat, and the lift drive mechanism for driving the ejection seat, the ejection seat can move between lifting position and down position, when the ejection seat is in the lifting position, the ejection seat contact is in the clamping portion of the shoe tree, when the ejection seat is in the down position, the ejection seat is far from the clamping part.
Description
Technical field
The present invention relates to a kind of shoe making apparatus, more particularly to a kind of clamping jaw device for shoe tree.
Background technique
As shown in Figure 1, a kind of existing shoe tree clamping device 1 includes that a base 11, one is set in the base 11
Cylinder 12 and two are respectively pivoted to the clamping jaw 13 of two opposite side of left and right of the cylinder 12, and the cylinder 12 has one fixed
In the telescopic rod 122 that the cylinder body 121 of the base 11 and one are telescopically extended downwardly by the cylinder body 121, the clamping jaw 13
Bottom end be articulated in the telescopic rod 122, when the telescopic rod 122 is stretched out by the cylinder body 121, the clamping jaw 13 is leaned on mutually
It is close and clamp a shoe tree 10, when the telescopic rod 122 retracts the cylinder body 121, the clamping jaw 13 and away from each other and release
The shoe tree 10 can be realized shoemaking automation whereby.
However, when such clamping device 1 is widely used in shoemaking automatic production line, since each clamping device 1 exists
When clamping shoe tree 10, the clamping position of each clamping device 1 has high and low fall, causes to be folded in each clamping device 1
Not in the same horizontal line, therefore, manufacturing tolerance becomes larger shoe tree 10, machining accuracy decline.
Summary of the invention
The purpose of the present invention is to provide a kind of clamping jaw devices for shoe tree of height that can adjust sandwiched position.
Clamping jaw device for shoe tree of the invention, suitable for clamping the clamping portion of the shoe tree, the clamping jaw device packet
Containing rack unit, clamping unit and ejection unit.
The clamping unit is set to the rack unit and including a pair along the spaced clamping jaw of first direction, and sets
It is placed in the rack unit and is used to drive the opening and closing driving mechanism of the clamping jaw, each clamping jaw has ontology, each ontology tool
There is the clamping part of the clamping portion for clamping the shoe tree, the clamping jaw can be relative to the rack unit in clip position and pine
It is moved between open position, when the clamping jaw is in the clip position, the clamping part is close to each other and clamps the folder of the shoe tree
Portion is set, when the clamping jaw is at the released position, the clamping part is located remotely from each other.
The ejection unit includes the ejection seat between the clamping jaw, and is set to the rack unit and is used to drive
The lift drive mechanism that the ejection seat is moved along the second direction being at an angle of in the first direction, the ejection seat can be opposite
It is moved between lifting position and down position in the rack unit, it is described to push away when the ejection seat is in the lifting position
Footstock adjacent to the ontology the clamping part and contact in the clamping portion of the shoe tree, when the ejection seat is in the decline
When position, the ejection seat is far from the clamping part.
Clamping jaw device for shoe tree of the invention, the opening and closing driving mechanism, which has, is set to opening for the rack unit
Combined pressure cylinder, the axis of centres group for being connected to the folding cylinder pressure and two are respectively pivoted to the ontology and are pivotably connected to
The toggle moving part of the axis of centres group, each ontology also have that there are two be in reverse to the clamping part and be articulated in corresponding elbow
The pivot ear of moving part is saved, the clamping unit further includes two pendulum for being arranged in the ontology Yu the toggle moving part respectively
Moving axis group, the pivot ear that each swinging axle group penetrates respective ontology connect moving part with corresponding toggle, when the folder
For pawl in the clip position, the position of the axle center of the swinging axle group in this second direction is not less than the axis of centres group
Axle center, when the clamping jaw is at the released position, the position of the axle center of the swinging axle group in this second direction is low
In the axle center of the axis of centres group.
Clamping jaw device for shoe tree of the invention, the axis of centres group have the axle bed for being set to the folding cylinder pressure
Body, and it is arranged in along the third direction being at an angle of in the first direction, the second direction body of rod of the axle bed body, it is each
Toggle moving part is articulated in the both ends of the body of rod, and has between the pivot ear of corresponding clamping jaw and be articulated in institute
The articulated section of Shu Shu ear and two intervals are arranged and are extended respectively by the articulated section towards the axis of centres group and be articulated in institute
State the ear wall at the both ends of the body of rod.
Clamping jaw device for shoe tree of the invention, the lift drive mechanism have be connected to the ejection seat with it is described
The lifting cylinder pressure of the axle bed body of axis of centres group, two cunnings for being arranged at intervals at the rack unit and extending along the second direction
Rail and two Slide Groups for being connected to the ejection seat and being slippingly set to the sliding rail respectively.
Clamping jaw device for shoe tree of the invention, the lifting cylinder pressure have the cylinder body for being connected to the ejection seat, and
The piston rod of the axle bed body of the axis of centres group is telescopically extended to by the cylinder body, the folding cylinder pressure, which has, is set to institute
The cylinder body of rack unit is stated, and telescopically extends to the piston rod of the axle bed body by the cylinder body of the folding cylinder pressure, it is described
The piston rod of the piston rod and the lifting cylinder pressure that open and close cylinder pressure is concentric and is located at two opposite sides of the axle bed body.
Clamping jaw device for shoe tree of the invention, the rack unit include the pedestal for the folding cylinder pressure setting,
And two mounting walls interval setting and extended outwardly by the pedestal along the second direction, the sliding rail are respectively arranged at institute
Mounting wall is stated, the clamping unit further includes two and is arranged in the mounting wall and the ontology along the third direction respectively
Fixing axle group, the clamping jaw can relative to the rack unit rotating around the fixing axle group in the clip position and the pine
It is moved between open position.
Clamping jaw device for shoe tree of the invention, the rack unit further include two and are respectively arranged at the mounting wall
And the auxiliary positioning part of the clamping part adjacent to the ontology, the auxiliary positioning part are respectively provided with groove, the groove and institute
State the sandwiched space that clamping part cooperation defines the clamping portion for accommodating the shoe tree.
Clamping jaw device for shoe tree of the invention, the rack unit further include being across the ejection seat and loose fit
What ground was set to the auxiliary positioning part helps slide plate.
Clamping jaw device for shoe tree of the invention, when the clamping jaw is in the clip position, the ejection seat can be
It is moved between the lifting position and the down position.
Clamping jaw device for shoe tree of the invention, each clamping jaw, which also has, to be set to the clamping part and is used to protrude into institute
State the locating convex block of the clamping portion of shoe tree.
The beneficial effects of the present invention are: it can be relative to the rack unit in the lifting position using the ejection seat
And moved between the down position, the shoe tree can be adjusted in the height of the sandwiched position of automatic producing line, make each shoe tree
It can keep in the same horizontal line, therefore, can be improved machining accuracy when automation shoemaking.
Detailed description of the invention
Other features of the invention and effect will be clearly presented in the embodiment referring to schema, in which:
Fig. 1 is a kind of existing shoe tree clamping device；
Fig. 2 is a stereoscopic schematic diagram of the present invention for an embodiment of the clamping jaw device of shoe tree
Fig. 3 is the stereoscopic schematic diagram of an exploded of the embodiment；
Fig. 4 is an incomplete part amplification stereogram of the embodiment；
Fig. 5 is one side schematic view, illustrates a pair of of clamping jaw of the embodiment in a clip position；
Fig. 6 be one be similar to Fig. 5 view, illustrate it is described to clamping jaw in a released position；
Fig. 7 is a cross-sectional view intercepted along the line VII-VII of Fig. 2, illustrates an ejection seat of the embodiment one
Down position；And
Fig. 8 is a view for being similar to Fig. 7, illustrates the ejection seat in a lifting position.
Specific embodiment
Refering to Fig. 2, Fig. 3 and Fig. 4, an embodiment of the present invention for the clamping jaw device of shoe tree is suitable for clamping the shoes
One clamping portion 91 of last carving 9, there are two the locating slots 911 for being formed in two sides for the tool of clamping portion 91.The clamping jaw device includes one
Rack unit 2, a clamping unit 3 and an ejection unit 4.
The rack unit 2 include 21, two intervals of a pedestal be arranged and by the pedestal 21 along a second direction Z outwardly
Mounting wall 22, two of extension are respectively arranged at the auxiliary positioning part 23 of the mounting wall 22 and one are located at top and help slide plate
24.Each mounting wall 22 has a mounting groove 221, and the mounting groove 221 is oppositely arranged, and the auxiliary positioning part 23 has respectively
There is a groove 231 extended along one with the third direction Y that the second direction Z is at an angle of, it is described that slide plate 24 is helped loosely to set
It is placed in the auxiliary positioning part 23.
The clamping unit 3 is set to the rack unit 2 and including a pair of of clamping jaw 31, an opening and closing driving mechanism 32, two
Swinging axle group 33 and two fixing axle groups 34.What the clamping jaw 31 was at an angle of along one with the second direction Z, the third direction Y
The interval first direction X is hubbed at the mounting wall 22 of the rack unit 2.Each clamping jaw 31 has one to be located at the mounting wall
Ontology 311 and one between 22 are arranged in the locating convex block 312 of the ontology 311, and each ontology 311 has one to be used to clamp institute
It states the clamping portion 91 of shoe tree 9 and is in reverse to the clamping part adjacent to the clamping part 313 of the auxiliary positioning part 23 and two
313 pivot ear 314, each locating convex block 312 are set to the clamping part 313 and are used to protrude into the clamping portion of the shoe tree 9
91 locating slot 911, be avoided that the shoe tree 9 by it is sandwiched when front-rear position it is different.
The opening and closing driving mechanism 32 is set to the rack unit 2 and is used to drive the clamping jaw 31.The folding is driven
There is motivation structure 32 the folding cylinder pressure 321, one of a pedestal 21 for being set to the rack unit 2 to be connected to the folding cylinder pressure
321 axis of centres group 322 and two are respectively pivoted to the ontology 311 of the clamping jaw 31 and are pivotably connected to the center
The toggle moving part 323 of axis group 322.The folding cylinder pressure 321 is a kind of pneumatic cylinder and has one to be set to the rack unit 2
Cylinder body 324 and one the piston rod of the axis of centres group 322 is telescopically extended to by the cylinder body 324 of the folding cylinder pressure 321
325.The axis of centres group 322 has the axle bed body 326 and one of a piston rod 325 for being set to the folding cylinder pressure 321 along institute
State the body of rod 327 that third direction Y is arranged in the axle bed body 326.Each toggle moving part 323 is articulated in the body of rod 327
Both ends, and have one between the pivot ear 314 of corresponding clamping jaw 31 and be articulated in the articulated section of the pivot ear 314
328 and the setting of two intervals and is extended respectively by the articulated section 328 towards the axis of centres group 322 and be articulated in the body of rod
The ear wall 329 at 327 both ends, wherein the ear wall 329 of a toggle moving part 323 is located at the institute of another toggle moving part 323
It states within ear wall 329.It is appreciated that, it, also can be by the pivot ear 314 of the clamping jaw 31 in other change case of the present embodiment
Directly be hubbed at the axis of centres group 322, and cancel the setting of the toggle moving part 323, or have can make the clamping jaw
31 functions being pivoted relative to each other with the axis of centres group 322.
The swinging axle group 33 is arranged in the ontology 311 and the toggle moving part 323, each swinging axle group 33 respectively
The pivot ear 314 for penetrating respective ontology 311 connect the articulated section 328 of moving part 323 with corresponding toggle.
The fixing axle group 34 is arranged in the ontology of the mounting wall 22 and the clamping jaw 31 along the third direction Y respectively
311, each fixing axle group 34 is located between the clamping part 313 and the pivot ear 314 of respective ontology 311 and makes each folder
The ontology 311 of pawl 31 is hubbed between the mounting wall 22, and each clamping jaw 31 can be rotated around respective fixing axle group 34, in this reality
It applies in example, each fixing axle group 34 has two rod pieces 341 for being arranged in the mounting wall 22 and respective ontology 311 respectively.
Refering to Fig. 5, Fig. 6, with Fig. 7, the clamping jaw 31 can be relative to the rack unit 2 at a clip position (such as Fig. 5)
Moved between a released position (such as Fig. 6), in the present embodiment, the clamping jaw 31 be relative to the rack unit 2 rotating around
The fixing axle group 34 moves between the clip position and the released position, as shown in figure 5, when the clamping jaw 31 is described
When clip position, the piston rod 325 of the folding cylinder pressure 321 retracts the cylinder body 324, and the axle center of the swinging axle group 33 exists
Position on the second direction Z is not less than the axle center of the axis of centres group 322, and the clamping part 313 is close to each other and clamps
The clamping portion 91 of the shoe tree 9, the clamping part 313 of the clamping jaw 31 and the groove 231 of the auxiliary positioning part 23 are worked in coordination
And the sandwiched space 300 of the clamping portion 91 of the accommodating shoe tree 9 is defined, and the locating convex block 312 protrudes into the shoe tree 9
Clamping portion 91 the locating slot 911.As shown in fig. 6, when the clamping jaw 31 is at the released position, the folding cylinder pressure
321 piston rod 325 stretches out the cylinder body 324, and position of the axle center of the swinging axle group 33 on the second direction Z is lower than
The axle center of the axis of centres group 322, and the clamping part 313 is located remotely from each other.It is appreciated that, in other variations of the present embodiment
In example, the clamping jaw 31 can be also set as along the first direction X relative translation, and cancel the setting of the fixing axle group 34,
The clamping jaw 31 still has the function of to move between the clip position and the released position.
Refering to Fig. 3, Fig. 4, Fig. 7, the ejection unit 4 includes an ejection seat 41, Ji Yishe between the clamping jaw 31
The lift drive mechanism 42 for being placed in the rack unit 2 and being used to that the ejection seat 41 is driven to move along the second direction Z.?
It is described that slide plate 24 is helped to be across the ejection seat 41 in the present embodiment.The lift drive mechanism 42 is connected to described with one
Lifting cylinder pressure 421, two of the axle bed body 326 of ejection seat 41 and the axis of centres group 322 are arranged at intervals at the rack unit 2
The mounting wall 22 and along the second direction Z extend sliding rail 422 and two be connected to the ejection seat 41 and respectively can
Slippingly it is set to the Slide Group 423 of the sliding rail 422.The lifting cylinder pressure 421 is a kind of pneumatic cylinder and has one to be connected to
The ejection seat 41 and the cylinder body 424 connecting with the Slide Group 423 and one institute is telescopically extended to by the cylinder body 424
State the piston rod 425 of the axle bed body 326 of axis of centres group 322, the piston rod 425 and the folding cylinder pressure of the lifting cylinder pressure 421
321 piston rod 325 is concentric and is located at two opposite sides of the axle bed body 326, whereby, can reduce other component institutes
Caused by resistance, actuation is more smooth.Each Slide Group 423 has a connecting plate 426 and one for being connected to the ejection seat 41
It is connected to the lateral surface of the connecting plate 426 and is slippingly set to the sliding block 427 of respective sliding rail 422, and the lifting
For cylinder pressure 421 between the connecting plate 426, the sliding block 427 by being located at lifting 421 two sides of cylinder pressure cooperates the cunning
Rail 422 more stable can not shake when the piston rod of the lifting cylinder pressure 421 being made to stretch out or retract.
Refering to Fig. 5, Fig. 7 and Fig. 8, the ejection seat 41 (can such as scheme relative to the rack unit 2 in a lifting position
8) it and between a down position (such as Fig. 5, Fig. 7) moves, when the ejection seat 41 is in the lifting position, the ejection seat 41 is adjacent
It is bordering on the clamping part 313 of the ontology 311 and contact is in the clamping portion 91 of the shoe tree 9, and help slide plate 24 by described
(see Fig. 3) can allow the shoe tree 9 smoothly to slide to positioning, be avoided that the gap because of the auxiliary positioning part 23 and the ejection seat 41
And slide and have some setbacks, because described, to help slide plate 24 be a kind of flexible elastic slice, and described helps slide plate 24 and the auxiliary positioning
Part 23 is loose fit, can't hinder the rising of the ejection seat 41.It is described when the ejection seat 41 is in the down position
Ejection seat 41 is far from the clamping part 313.Preferably, the ejection seat 41 can when the clamping jaw 31 is in the clip position
It is moved between the lifting position and the down position.
Whereby, when applying the present invention to automate shoemaking producing line, as long as a vamp (not shown) to be processed is arranged
It in the shoe tree 9 and fixes, then the piston rod 325 of the folding cylinder pressure 321 of the invention is driven to be stretched out by the cylinder body 324,
The clamping jaw 31 is driven to be moved to the released position, at this point, the online shoe tree 9 of automatic transmission production can will be located at
Clamping portion 91 slides into the sandwiched space 300, then, the piston rod 325 of the folding cylinder pressure 321 is made to retract the cylinder body 324
And the clamping jaw 31 is driven to be moved to the clip position, at this point, the clamping part 313 is folded in the clamping portion of the shoe tree 9
91, and the locating convex block 312 protrudes into the locating slot 911 of the clamping portion 91, makes the shoe tree 9 by sandwiched anteroposterior position
It sets consistent.Then, it drives the lift drive mechanism 42 and the ejection seat 41 is driven to rise simultaneously ejection in the folder of the shoe tree 9
The bottom surface for setting portion 91, make the shoe tree 9 from movable property it is consistent in the horizontal position of line after, can will be cased with vamp using the present invention
The shoe tree 9 be carried to the operation post to be processed automatically, such as beat thick station, brush coating station or glue spraying station, start to carry out vamp
Automatic processing.
Via above explanation, advantages of the present invention can be summarized as follows:
One, clamping portion 91 of the present invention by the shoe tree 9 described in ejection in the lifting position of ejection seat 41, adjustment
The shoe tree 9 keep each shoe tree 9 can in the same horizontal line, whereby in the height of the sandwiched position of automatic producing line
Improve machining accuracy when automation shoemaking.
Two, the present invention cooperates the locating slot 911 of the shoe tree 9 using the locating convex block 312, can make folder of the present invention
The front and back position consistency for setting the shoe tree 9 reduces different shoe trees 9 by sandwiched front and back position difference, makes to automate adding for shoemaking
Work precision more improves.
Three, by the setting of the auxiliary positioning part 23, sandwiched space 300 of the invention can be lengthened, in the clamping jaw
When the 31 sandwiched shoe tree 9, the shoe tree 9 is not easy inclination and shakes, relatively stable.
Four, the present invention designs the piston rod 425 of the lifting cylinder pressure 421 and the piston rod 325 of the folding cylinder pressure 321
To be concentric, whereby, resistance caused by other component can be reduced, therefore, the flexible actuation of cylinder pressure is more smooth.
Five, the present invention cooperates the setting of the sliding rail 422 using the Slide Group 423, drives in the lifting cylinder pressure 421
The 41 up and down process of ejection seat is relatively stable, adjust it is more smooth when the height of the sandwiched position of the shoe tree 9, together
When, moreover it is possible to extend the service life of the lifting cylinder pressure 421.
In conclusion the present invention is used for the clamping jaw device of shoe tree, the height of the sandwiched position of each shoe tree 9 can be adjusted
Degree automates machining accuracy when shoemaking to improve, so can reach the purpose of the present invention really.
As described above, only the embodiment of the present invention is when cannot be limited the scope of implementation of the present invention with this, i.e., all
According to simple equivalent changes and modifications made by claims of the present invention and description, all still belong to the scope of the present invention.
Claims (10)
1. a kind of clamping jaw device for shoe tree, suitable for clamping the clamping portion of the shoe tree, it is characterised in that: the clamping jaw dress
It sets and includes:
Rack unit；
Clamping unit is set to the rack unit and including a pair along the spaced clamping jaw of first direction, and is set to institute
It states rack unit and is used to drive the opening and closing driving mechanism of the clamping jaw, each clamping jaw has ontology, and each ontology, which has, to be used to
The clamping part of the clamping portion of the shoe tree is clamped, the clamping jaw can be relative to the rack unit in clip position and released position
Between move, when the clamping jaw is in the clip position, the clamping part is close to each other and the clamping portion of the clamping shoe tree, when
At the released position, the clamping part is located remotely from each other the clamping jaw；And
Ejection unit including the ejection seat between the clamping jaw, and is set to the rack unit and is used to drive described push away
The lift drive mechanism that footstock is moved along the second direction being at an angle of in the first direction, the ejection seat can be relative to described
Rack unit moves between lifting position and down position, and when the ejection seat is in the lifting position, the ejection seat is adjacent
It is bordering on the clamping part of the ontology and contact is in the clamping portion of the shoe tree, when the ejection seat is in the down position
When, the ejection seat is far from the clamping part.
2. the clamping jaw device according to claim 1 for shoe tree, it is characterised in that: the opening and closing driving mechanism, which has, to be set
Be placed in the folding cylinder pressure of the rack unit, be connected to the axis of centres group of the folding cylinder pressure and two be respectively pivoted to it is described
Ontology and the toggle moving part for being pivotably connected to the axis of centres group, each ontology also have there are two being in reverse to the clamping
Portion and the pivot ear for being articulated in corresponding toggle moving part, the clamping unit further include two and are arranged in the ontology respectively
With the swinging axle group of the toggle moving part, each swinging axle group penetrate respective ontology the pivot ear and corresponding elbow
Section connection moving part, when the clamping jaw is in the clip position, the position of the axle center of the swinging axle group in this second direction
The axle center not less than the axis of centres group is set, when the clamping jaw is at the released position, the axle center of the swinging axle group is in institute
State the axle center that the position in second direction is lower than the axis of centres group.
3. the clamping jaw device according to claim 2 for shoe tree, it is characterised in that: the axis of centres group, which has, to be set to
The axle bed body of the folding cylinder pressure, and institute is arranged in along the third direction being at an angle of in the first direction, the second direction
The body of rod of axle bed body is stated, each toggle moving part is articulated in the both ends of the body of rod, and has the institute positioned at corresponding clamping jaw
Between Shu Shu ear and it is articulated in articulated section and the two intervals setting and respectively by the articulated section towards in described of the pivot ear
Centre axis group extends and is articulated in the ear wall at the both ends of the body of rod.
4. the clamping jaw device according to claim 3 for shoe tree, it is characterised in that: the lift drive mechanism, which has, to be connected
Be connected to the lifting cylinder pressure of the axle bed body of the ejection seat and the axis of centres group, two be arranged at intervals at the rack unit and edge
The sliding rail and two cunnings for being connected to the ejection seat and being slippingly set to the sliding rail respectively that the second direction extends
Dynamic group.
5. the clamping jaw device according to claim 4 for shoe tree, it is characterised in that: the lifting cylinder pressure, which has, to be connected to
The cylinder body of the ejection seat, and the piston rod of the axle bed body of the axis of centres group is telescopically extended to by the cylinder body, it is described
Folding cylinder pressure, which has, is set to the cylinder body of the rack unit, and is telescopically extended to by the cylinder body of the folding cylinder pressure described
The piston rod of the piston rod of axle bed body, the piston rod of the folding cylinder pressure and the lifting cylinder pressure is concentric and is located at described
Two opposite sides of axle bed body.
6. the clamping jaw device according to claim 4 for shoe tree, it is characterised in that: the rack unit includes described in confession
The pedestal and two mounting walls interval setting and extended outwardly by the pedestal along the second direction of folding cylinder pressure setting,
The sliding rail is respectively arranged at the mounting wall, and the clamping unit further includes two and is arranged in institute along the third direction respectively
The fixing axle group of mounting wall Yu the ontology is stated, the clamping jaw can exist relative to the rack unit rotating around the fixing axle group
It is moved between the clip position and the released position.
7. the clamping jaw device according to claim 6 for shoe tree, it is characterised in that: the rack unit further includes two
It is respectively arranged at the auxiliary positioning part of the mounting wall and the clamping part adjacent to the ontology, the auxiliary positioning part has respectively
Fluted, the groove and the clamping part cooperate the sandwiched space for defining the clamping portion for accommodating the shoe tree.
8. the clamping jaw device according to claim 7 for shoe tree, it is characterised in that: the rack unit further include across
In the ejection seat and be loosely set to the auxiliary positioning part helps slide plate.
9. the clamping jaw device according to claim 1 for shoe tree, it is characterised in that: when the clamping jaw is in the clamping position
When setting, the ejection seat can move between the lifting position and the down position.
10. the clamping jaw device according to claim 1 for shoe tree, it is characterised in that: each clamping jaw, which also has, to be set to
The clamping part and be used to protrude into the shoe tree clamping portion locating convex block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711180433.XA CN109820284A (en) | 2017-11-23 | 2017-11-23 | Gripper device for shoe lasts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711180433.XA CN109820284A (en) | 2017-11-23 | 2017-11-23 | Gripper device for shoe lasts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109820284A true CN109820284A (en) | 2019-05-31 |
Family
ID=66859289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711180433.XA Pending CN109820284A (en) | 2017-11-23 | 2017-11-23 | Gripper device for shoe lasts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109820284A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1108230A (en) * | 1965-10-18 | 1968-04-03 | Kamborian Jacob S | An improved last holding mechanism |
| EP0358156A2 (en) * | 1988-09-09 | 1990-03-14 | FAGUS-GRECON GRETEN GMBH & CO. KG | Last holding device for a shoe sole application machine |
| CN2627872Y (en) * | 2003-06-20 | 2004-07-28 | 李国阳 | A clamp device for a front top machine |
| CN2730187Y (en) * | 2004-08-07 | 2005-10-05 | 张岳恩 | Stretching device of front upper stretching machine |
-
2017
- 2017-11-23 CN CN201711180433.XA patent/CN109820284A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1108230A (en) * | 1965-10-18 | 1968-04-03 | Kamborian Jacob S | An improved last holding mechanism |
| EP0358156A2 (en) * | 1988-09-09 | 1990-03-14 | FAGUS-GRECON GRETEN GMBH & CO. KG | Last holding device for a shoe sole application machine |
| CN2627872Y (en) * | 2003-06-20 | 2004-07-28 | 李国阳 | A clamp device for a front top machine |
| CN2730187Y (en) * | 2004-08-07 | 2005-10-05 | 张岳恩 | Stretching device of front upper stretching machine |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190531 |