CN209468564U - Groove pin eccentric ratio movement mechanism for full width weft insertion machine - Google Patents
Groove pin eccentric ratio movement mechanism for full width weft insertion machine Download PDFInfo
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- CN209468564U CN209468564U CN201920058930.0U CN201920058930U CN209468564U CN 209468564 U CN209468564 U CN 209468564U CN 201920058930 U CN201920058930 U CN 201920058930U CN 209468564 U CN209468564 U CN 209468564U
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- connecting rod
- groove pin
- eccentric
- swing arm
- hinged
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Abstract
The utility model discloses a kind of groove pin eccentric ratio movement mechanisms for full width weft insertion machine, it includes lathe bed, swing arm, rod assembly, eccentric bushing and connecting rod, connecting rod rest and oscillating shaft seat are fixed on lathe bed, main shaft is provided on connecting rod rest, it being set with eccentric wheel on main shaft, being rotated with will pass through main shaft band movable eccentric wheel；The one end of swing arm is hinged on oscillating shaft seat, and the other end of swing arm is equipped with groove pin；It is hinged in the middle part of one end of rod assembly and swing arm；Eccentric bushing is matched with the outer circumferential direction of eccentric wheel, drives its reciprocally swinging will pass through eccentric wheel rotation；The intermediate position of connecting rod is hinged on connecting rod rest, one end of eccentric bushing and connecting rod rest is hinged, and the other end of connecting rod and the other end of rod assembly are hinged, so as to when eccentric bushing is swung, eccentric bushing drives swing arm reciprocally swinging by connecting rod and rod assembly, and swing arm drives groove pin to move back and forth again.The utility model uses eccentric ratio structure, can significantly promote the movement velocity of groove pin and the stability of movement.
Description
Technical field
The utility model relates to a kind of groove pin eccentric ratio movement mechanisms for full width weft insertion machine, are suitable for full width weft insertion
Machine field of textile machinery.
Background technique
The groove pin eccentric ratio movement mechanism for being traditionally used for full width weft insertion machine is all using conjugate cam and crankshaft, in the past
Conjugate cam need on cam processing curve extension could complete a reciprocal movement, in process it is possible that
There is bad point, cause speed that can not be promoted, and conjugate cam can not also guarantee consistent size on processing, accumulation is public
Difference can be increasing, influences machine speed.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the deficiencies of existing technologies, and is provided a kind of for full width weft insertion
The groove pin eccentric ratio movement mechanism of machine, it uses eccentric ratio structure, can significantly promote the movement velocity and fortune of groove pin
Dynamic stability.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is: a kind of groove pin for full width weft insertion machine
Eccentric ratio movement mechanism, it includes:
Lathe bed is fixed with connecting rod rest and oscillating shaft seat on the lathe bed, is provided with main shaft on the connecting rod rest, on the main shaft
It being set with eccentric wheel, being rotated with will pass through main shaft band movable eccentric wheel；
The one end of swing arm, the swing arm is hinged on oscillating shaft seat, and is installed on the other end of the swing arm
There is groove pin；
Rod assembly is hinged in the middle part of one end of the rod assembly and swing arm；
It is matched with the outer circumferential direction of eccentric wheel, and rotates the eccentric bushing for driving its reciprocally swinging by eccentric wheel；
The intermediate position of connecting rod, the connecting rod is hinged on connecting rod rest, and one end of the eccentric bushing and connecting rod rest is hinged,
The other end of the connecting rod and the other end of rod assembly are hinged, so as to when eccentric bushing is swung, eccentric bushing by connecting rod and
Rod assembly drives swing arm reciprocally swinging, and swing arm drives groove pin to move back and forth again.
Further for the installation convenient for operation on a swing arm, groove pin is provided on the other end of the swing arm
Bed, the groove pin are mounted on grooved needle bed.
Further for preventing groove pin vibration on grooved needle bed, the groove pin eccentric ratio movement mechanism for full width weft insertion machine
It further include groove pin pressing plate, the groove pin pressing plate is fixed on grooved needle bed to lock groove pin.
Further, the swing arm is hinged on oscillating shaft seat by swinging axle.
A kind of specific structure of rod assembly is further provided, the rod assembly includes the output pull rod being threadedly coupled
It is hinged with the free end of connection strut, the output pull rod with the connecting rod, the free end of the connection strut and the pendulum
Swing arm is connected.
It is swung further for convenient transmitted by connecting rod, hinge joint, connecting rod and the connecting rod rest of the connecting rod and eccentric bushing
Hinge joint and connecting rod and rod assembly hinge joint arrangement triangular in shape, and the hinge joint of connecting rod and eccentric bushing be located at connecting rod with
The hinge joint of the lower section of the hinge joint of connecting rod rest, connecting rod and rod assembly is located at the top of the hinge joint of connecting rod and connecting rod rest.
Further, the eccentric wheel is 15 ° of eccentric wheels.
Further for the hinged of rod assembly and swing arm is facilitated, the rod assembly passes through connector and the swing
Arm is hinged.
After above-mentioned technical proposal, main shaft band movable eccentric wheel rotates, and eccentric wheel drives eccentric bushing reciprocally swinging again, partially
Heart set drives connecting rod reciprocally swinging, and connecting rod drives swing arm around swinging axle reciprocally swinging, swing arm and band further through rod assembly
Dynamic groove pin is moved back and forth by oscillation center of swinging axle, and traditional structure is needed by the way of conjugate cam and crankshaft altogether
Processing curve extension could complete a reciprocal movement above the cam of yoke cam, be possible to occur in process bad
Point causes speed that can not be promoted, and the utility model uses eccentric ratio structure, and wobbler action one encloses, and is connected on eccentric bushing
Connecting rod can quickly move back and forth one back and forth, the achievable primary reciprocating motion of groove pin can significantly promote the fortune of groove pin
Dynamic speed；Conjugate cam cannot also guarantee consistent size in terms of processing, and accumulation tolerance can be increasing, influence machine speed
Degree, the eccentric wheel of the utility model can guarantee tolerance all in claimed range in terms of processing, and the sharp processing of eccentric wheel rises
Come it is more convenient, it is easier to examine, after the utility model is installed to tricot machine, can significantly the stability of upgrading slot needle movement and
The precision of stroke.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the groove pin eccentric ratio movement mechanism for full width weft insertion machine of the utility model.
Specific embodiment
In order to make the content of the utility model be easier to be clearly understood, below according to specific embodiment and combine attached
Figure, is described in further detail the utility model.
As shown in Figure 1, a kind of groove pin eccentric ratio movement mechanism for full width weft insertion machine, it includes:
Lathe bed 1 is fixed with connecting rod rest 11 and oscillating shaft seat 12 on the lathe bed 1, is provided with main shaft 2 on the connecting rod rest 11,
It being set with eccentric wheel 3 on the main shaft 2, being rotated with will pass through main shaft 2 with movable eccentric wheel 3；
The one end of swing arm 4, the swing arm 4 is hinged on oscillating shaft seat 12, and on the other end of the swing arm 4
Groove pin 5 is installed；
Rod assembly, one end of the rod assembly and the middle part of swing arm 4 are hinged；
It is matched with the outer circumferential direction of eccentric wheel 3, and drives the eccentric bushing 6 of its reciprocally swinging by the rotation of eccentric wheel 3；
The intermediate position of connecting rod 7, the connecting rod 7 is hinged on connecting rod rest 11, one end of the eccentric bushing 6 and connecting rod rest 11
Be hinged, the other end of the connecting rod 7 and the other end of rod assembly are hinged, so as to when eccentric bushing 6 swing when, eccentric bushing 6
4 reciprocally swinging of swing arm is driven by connecting rod 7 and rod assembly, swing arm 4 drives groove pin 5 to move back and forth again.
As shown in Figure 1, the installation on swing arm 4 for ease of operation, it is provided on the other end of the swing arm 4
Grooved needle bed 41, the groove pin 5 are mounted on grooved needle bed 41.
As shown in Figure 1, the vibration on grooved needle bed 41 of groove pin 5 in order to prevent, the groove pin eccentric ratio for full width weft insertion machine
Movement mechanism further includes groove pin pressing plate 8, and the groove pin pressing plate 8 is fixed on grooved needle bed 41 to lock groove pin 5.
As shown in Figure 1, the swing arm 4 is hinged on oscillating shaft seat 12 by swinging axle 42.
As shown in Figure 1, the rod assembly includes the output pull rod 91 being threadedly coupled and connection strut 92, the output is drawn
The free end of bar 91 is hinged with the connecting rod 7, and the free end of the connection strut 92 is connected with the swing arm 4.
As shown in Figure 1, being swung for convenience by the transmitting of connecting rod 7, hinge joint, the connecting rod 7 of the connecting rod 7 and eccentric bushing 6
With the hinge joint arrangement triangular in shape of the hinge joint and connecting rod 7 of connecting rod rest 11 and rod assembly, and the hinge of connecting rod 7 and eccentric bushing 6
Contact is located at the lower section of the hinge joint of connecting rod 7 and connecting rod rest 11, and connecting rod 7 and the hinge joint of rod assembly are located at connecting rod 7 and connecting rod
The top of the hinge joint of frame 11.
As shown in Figure 1, the eccentric wheel 3 is 15 ° of eccentric wheels.
As shown in Figure 1, rod assembly and swing arm 4 for convenience is hinged, the rod assembly by connector 93 and
The swing arm 4 is hinged.
The working principle of the utility model is as follows:
Main shaft 2 is rotated with movable eccentric wheel 3, and eccentric wheel 3 drives 6 reciprocally swinging of eccentric bushing again, and eccentric bushing 6 drives connecting rod 7 past
Physical pendulum is dynamic, and connecting rod 7 drives swing arm 4 around 42 reciprocally swinging of swinging axle further through rod assembly, swing arm 4 drive again groove pin 5 with
Swinging axle 42 is oscillation center reciprocating motion, and traditional structure is needed by the way of conjugate cam and crankshaft in conjugate cam
Cam above processing curve extension could complete a reciprocal movement, be possible to bad point occur in process, cause
Speed can not be promoted, and the utility model uses eccentric ratio structure, and the movement of eccentric wheel 3 one is enclosed, the connecting rod connected on eccentric bushing 6
7 can quickly move back and forth one back and forth, the achievable primary reciprocating motion of groove pin 5, can significantly promote the movement speed of groove pin 5
Degree；Conjugate cam cannot also guarantee consistent size in terms of processing, and accumulation tolerance can be increasing, influence machine speed, this
The eccentric wheel 3 of utility model can guarantee in terms of processing tolerance all in claimed range, the sharp processing of eccentric wheel 3 get up compared with
For convenience, it is easier to examine, after the utility model is installed to tricot machine, can significantly promote the stability and row of the movement of groove pin 5
The precision of journey.
Particular embodiments described above, to the utility model solve the technical issues of, technical scheme and beneficial effects into
It has gone further description, it should be understood that the foregoing is merely specific embodiment of the utility model, and has not had to
In limitation the utility model, within the spirit and principle of the utility model, any modification, equivalent substitution and improvement done
Deng should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of groove pin eccentric ratio movement mechanism for full width weft insertion machine, which is characterized in that it includes:
Lathe bed (1) is fixed with connecting rod rest (11) and oscillating shaft seat (12) on the lathe bed (1), is provided on the connecting rod rest (11)
Main shaft (2) is set with eccentric wheel (3) on the main shaft (2), is rotated with will pass through main shaft (2) band movable eccentric wheel (3)；
The one end of swing arm (4), the swing arm (4) is hinged on oscillating shaft seat (12), and the other end of the swing arm (4)
Groove pin (5) are installed in portion；
Rod assembly is hinged in the middle part of one end and swing arm (4) of the rod assembly；
It is matched with the outer circumferential direction of eccentric wheel (3), and drives the eccentric bushing (6) of its reciprocally swinging by eccentric wheel (3) rotation；
The intermediate position of connecting rod (7), the connecting rod (7) is hinged on connecting rod rest (11), the eccentric bushing (6) and connecting rod rest (11)
One end be hinged, the other end of the connecting rod (7) and the other end of rod assembly are hinged, so as to when eccentric bushing (6) swing
When, eccentric bushing (6) drives swing arm (4) reciprocally swinging by connecting rod (7) and rod assembly, and swing arm (4) drives groove pin (5) again
It moves back and forth.
2. the groove pin eccentric ratio movement mechanism according to claim 1 for full width weft insertion machine, it is characterised in that: described
It is provided on the other end of swing arm (4) grooved needle bed (41), the groove pin (5) is mounted on grooved needle bed (41).
3. the groove pin eccentric ratio movement mechanism according to claim 2 for full width weft insertion machine, it is characterised in that: also wrap
It includes groove pin pressing plate (8), the groove pin pressing plate (8) is fixed on grooved needle bed (41) to lock groove pin (5).
4. the groove pin eccentric ratio movement mechanism according to claim 1 for full width weft insertion machine, it is characterised in that: described
Swing arm (4) is hinged on oscillating shaft seat (12) by swinging axle (42).
5. the groove pin eccentric ratio movement mechanism according to claim 1 for full width weft insertion machine, it is characterised in that: described
Rod assembly includes the output pull rod (91) being threadedly coupled and connects strut (92), the free end of output pull rod (91) and institute
It states connecting rod (7) to be hinged, the free end of connection strut (92) is connected with the swing arm (4).
6. the groove pin eccentric ratio movement mechanism according to claim 1 for full width weft insertion machine, it is characterised in that: described
Connecting rod (7) and the hinge joint of eccentric bushing (6), connecting rod (7) and the hinge joint of connecting rod rest (11) and the hinge of connecting rod (7) and rod assembly
Contact arrangement triangular in shape, and connecting rod (7) and the hinge joint of eccentric bushing (6) are located at the hinge joint of connecting rod (7) Yu connecting rod rest (11)
Lower section, the hinge joint of connecting rod (7) and rod assembly is located at the top of connecting rod (7) with the hinge joint of connecting rod rest (11).
7. the groove pin eccentric ratio movement mechanism according to claim 1 for full width weft insertion machine, it is characterised in that: described
Eccentric wheel (3) is 15 ° of eccentric wheels.
8. the groove pin eccentric ratio movement mechanism according to claim 1 for full width weft insertion machine, it is characterised in that: described
Rod assembly is hinged by connector (93) and the swing arm (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920058930.0U CN209468564U (en) | 2019-01-14 | 2019-01-14 | Groove pin eccentric ratio movement mechanism for full width weft insertion machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920058930.0U CN209468564U (en) | 2019-01-14 | 2019-01-14 | Groove pin eccentric ratio movement mechanism for full width weft insertion machine |
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| CN209468564U true CN209468564U (en) | 2019-10-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109457382A (en) * | 2019-01-14 | 2019-03-12 | 常州市赛嘉机械有限公司 | Groove pin eccentric ratio movement mechanism for full width weft insertion machine |
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2019
- 2019-01-14 CN CN201920058930.0U patent/CN209468564U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109457382A (en) * | 2019-01-14 | 2019-03-12 | 常州市赛嘉机械有限公司 | Groove pin eccentric ratio movement mechanism for full width weft insertion machine |
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