CN220923197U - Servo motor driven water gap shearing device - Google Patents
Servo motor driven water gap shearing device Download PDFInfo
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- CN220923197U CN220923197U CN202322644844.7U CN202322644844U CN220923197U CN 220923197 U CN220923197 U CN 220923197U CN 202322644844 U CN202322644844 U CN 202322644844U CN 220923197 U CN220923197 U CN 220923197U
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- Prior art keywords
- shearing
- servo motor
- guide
- screw rod
- water gap
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- 238000010008 shearing Methods 0.000 title claims abstract description 77
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 238000005520 cutting process Methods 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
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- Shearing Machines (AREA)
Abstract
A servo motor driven water gap shearing device comprising: a base, a driving mechanism and a shearing mechanism; the sliding plate of the driving mechanism is provided with two guide grooves, and the distance between the two guide grooves is changed along the arrangement direction of the screw rod; the two rollers of the shearing mechanism are respectively and rotatably arranged on the two shearing blocks, the two rollers are respectively positioned in the two guide grooves, at least one shearing block is movably arranged on the guide rod, the guide rod is fixed on the base, and the guide rod is perpendicular to the arrangement direction of the screw rod. The water gap shearing device drives the cutter to move through the servo motor so as to complete the shearing operation of the water gap of the lens, and the servo motor can provide more sufficient and stable shearing force and speed than the cylinder, so that the situation that burrs or edge pulling occur at the shearing position can be avoided during shearing, and the shearing effect is improved.
Description
Technical Field
The utility model relates to a water gap shearing device, in particular to a water gap shearing device driven by a servo motor.
Background
After the injection molding process of the plastic lens is finished, a water gap remains on the lens, and the water gap needs to be sheared off by a water gap shearing device. Most of the existing water gap shearing devices adopt air cylinders to drive cutters to move, and in order to increase shearing force, some water gap shearing devices also adopt two air cylinders to drive two cutters respectively so as to ensure that the water gap is completely sheared off.
However, setting up two cylinders and will occupy more space, be unfavorable for the miniaturization of device to two cylinders are difficult to ensure better synchronism, if the drive opportunity of two cylinders is inconsistent, then still probably have the problem that the shearing force is not enough, thereby influence shearing effect, make the shearing position of product appear burr or draw the condition of limit.
Disclosure of utility model
The technical scheme of the utility model is to solve the above problems and provide a water gap shearing device driven by a servo motor, the water gap shearing device comprises: a base, a driving mechanism and a shearing mechanism; the driving mechanism includes: the device comprises a sliding plate, a screw rod nut, a screw rod, a rotary connector, a servo motor and a bracket, wherein the sliding plate is fixed on the screw rod nut, the screw rod nut is meshed with the screw rod, the screw rod is connected with a motor shaft of the servo motor through the rotary connector, the screw rod nut is rotatably arranged on the bracket, a shell of the servo motor is fixed on the bracket, the bracket is fixed on a base, the sliding plate is provided with two guide grooves, and the distance between the two guide grooves is changed along the arrangement direction of the screw rod; the shearing mechanism comprises: the cutting device comprises two cutters, two shearing blocks, two rollers and a guide rod, wherein the two cutters are respectively fixed on the two shearing blocks and are oppositely arranged, the two rollers are respectively and rotatably arranged in the two shearing blocks and are respectively positioned in the two guide grooves, at least one shearing block is movably arranged on the guide rod, and the guide rod is fixed on a base and is perpendicular to the arrangement direction of the guide rod.
Further, the rotary connector is a coupler.
Further, the driving mechanism further includes: the induction plate is fixed on the sliding plate, the two inductors are both fixed on the support and are mutually separated along the arrangement direction of the screw rod, and the moving path of the induction plate passes through the two inductors.
Further, the two guide grooves are axisymmetrically arranged, and the two shearing blocks are movably arranged on the guide rod.
Further, the number of the guide rods is two, and the two guide rods are parallel to each other.
Further, the shearing mechanism further includes: the four guide sleeves are respectively fixed on the two shearing blocks and are sleeved on one guide rod, and the other two guide sleeves are respectively fixed on the two shearing blocks and are sleeved on the other guide rod.
Further, the base includes: the support is fixed to the vertical plate, the transverse plate is provided with a positioning hole, and a part of the guide rod is inserted into the positioning hole.
Further, the base further includes: the adjusting device comprises a first adjusting plate and a second adjusting plate, wherein the first adjusting plate is provided with two first limiting convex edges which are parallel to each other, the transverse plate is movably arranged between the two first limiting convex edges along a first adjusting direction, the second adjusting plate is provided with two second limiting convex edges which are parallel to each other, the first adjusting plate is movably arranged between the two second limiting convex edges along a second adjusting direction, and the first adjusting direction is perpendicular to the second adjusting direction and both the first adjusting direction and the second adjusting direction are parallel to the horizontal direction.
After the technical scheme is adopted, the utility model has the beneficial effects that: the water gap shearing device drives the cutter to move through the servo motor so as to complete the shearing operation of the water gap of the lens, and the servo motor can provide more sufficient and stable shearing force and speed than the cylinder, so that the situation that burrs or edge pulling occur at the shearing position can be avoided during shearing, and the shearing effect is improved.
Drawings
FIG. 1 is a schematic view of a water gap shearing device according to the present utility model;
FIG. 2 is a schematic diagram of a drive mechanism according to the present utility model;
FIG. 3 is a schematic view of a shearing mechanism according to the present utility model;
FIG. 4 is a schematic view of a roller travel path according to the present utility model;
fig. 5 is a schematic view of a base according to the present utility model.
Detailed Description
The technical scheme of the utility model is further described by the following examples:
the utility model provides a water gap shearing device driven by a servo motor, which is shown in figures 1-3, and comprises: a base 1, a driving mechanism 2 and a shearing mechanism 3; the driving mechanism 2 includes: the device comprises a sliding plate 21, a screw nut 22, a screw rod 23, a rotary connector 24, a servo motor 25 and a support 26, wherein the sliding plate 21 is fixed on the screw nut 22, the screw nut 22 is meshed with the screw rod 23, the screw rod 23 is connected with a motor shaft of the servo motor 25 through the rotary connector 24, the screw nut 22 is rotatably arranged on the support 26, a casing of the servo motor 25 is fixed on the support 26, the support 26 is fixed on the base 1, the sliding plate 21 is provided with two guide grooves 210, and the distance between the two guide grooves 210 is changed along the arrangement direction of the screw rod 23; the shearing mechanism 3 includes: the cutting machine comprises two cutters 31, two shearing blocks 32, two rollers 33 and a guide rod 34, wherein the two cutters 31 are respectively fixed on the two shearing blocks 32 and are oppositely arranged, the two rollers 33 are respectively and rotatably arranged in the two shearing blocks 32, the two rollers 33 are respectively positioned in the two guide grooves 210, at least one shearing block 32 is movably arranged in the guide rod 34, the guide rod 34 is fixed on the base 1, and the guide rod 34 is perpendicular to the arrangement direction of the screw rod 23.
As shown in fig. 4, when the water gap shearing device is used, the water gap of the lens is placed between the two cutters 31, the screw rod 23 is driven to rotate by the servo motor 25, the slide plate 21 is driven to move along one translation direction D1 by the screw rod nut 22, the two guide grooves 210 are respectively driven to move relative to the two rollers 33, and as the distance between the two guide grooves 210 changes along the arrangement direction of the screw rod 23, the two rollers 33 are close to or far away from each other along one shearing direction D2, and when the two rollers 33 are close to each other, the two cutters 31 are driven to be close to each other, so that the shearing operation is completed. Wherein, the translation direction D1 is parallel to the arrangement direction of the screw 23, and the shearing direction D2 is perpendicular to the arrangement direction of the screw 23. In addition, the minimum distance between the two guide grooves 210 is sufficient for the two cutters 31 to come into contact, thereby ensuring that the nozzle is sheared off.
The above-mentioned cut mouth of a river device passes through servo motor 25 drive cutter 31 and removes to accomplish the shearing operation to the lens mouth of a river, because servo motor 25 can provide more sufficient and stable shearing dynamics and speed than the cylinder, can avoid shearing the position and appear the condition of burr or drawing the limit when cuting, thereby improve the shearing effect.
Specifically, in the present embodiment, the rotary connector 24 is a coupling. In other embodiments, the rotary connector 24 may be another element for realizing rotary connection, such as a speed reducer.
Specifically, the driving mechanism 2 further includes: the sensing piece 27 and the two sensors 28, the sensing piece 27 is fixed to the slide plate 21, the two sensors 28 are both fixed to the bracket 26 and separated from each other in the arrangement direction of the lead screw 23, and the moving path of the sensing piece 27 passes through the two sensors 28. The position of the sensing piece 27 can be detected by the two sensors 28, thereby precisely controlling the stroke of the cutter 31. In this embodiment, both sensors 28 are slot type photosensors.
Specifically, in the present embodiment, the two guide grooves 210 are disposed in an axisymmetric manner, and the two shear blocks 32 are movably disposed on the guide rod 34. When shearing is carried out, the two rollers 33 are driven by one servo motor 25 to move simultaneously, and the two shearing blocks 32 and the two cutters 31 are driven to move, so that shearing force is applied to the lens water gap in two opposite directions simultaneously, and the synchronism is good. In other embodiments, one of the guide grooves 210 may be disposed parallel to the arrangement direction of the screw 23, and the other guide groove 210 may be disposed to be inclined with respect to each other, so that only one cutter 31 is moved.
More specifically, the guide rods 34 are two, and the two guide rods 34 are parallel to each other. Providing two guide rods 34 may allow for more stable movement of the shear block 32.
More specifically, the shearing mechanism 3 further includes: the four guide sleeves 35, two guide sleeves 35 are respectively fixed on the two shear blocks 32 and are sleeved on one guide rod 34, and the other two guide sleeves 35 are respectively fixed on the two shear blocks 32 and are sleeved on the other guide rod 34. The guide sleeve 35 can reduce friction force and enable the shear block 32 to move more smoothly.
Specifically, the base 1 includes: the riser 11 and the cross plate 12, the bracket 26 is fixed to the riser 11, the cross plate 12 has a positioning hole 120, and a part of the guide rod 34 is inserted into the positioning hole 120.
More specifically, the base 1 further includes: the first adjusting plate 13 and the second adjusting plate 14, the first adjusting plate 13 has two first limiting flanges 130 parallel to each other, the transverse plate 12 is movably disposed between the two first limiting flanges 130 along a first adjusting direction D3, the second adjusting plate 14 has two second limiting flanges 140 parallel to each other, the first adjusting plate 13 is movably disposed between the two second limiting flanges 140 along a second adjusting direction D4, the first adjusting direction D3 is perpendicular to the second adjusting direction D4, and the first adjusting direction D3 and the second adjusting direction D4 are parallel to the horizontal direction. By providing the first and second adjustment plates 13 and 14, a worker can adjust the horizontal positions of the two cutters 31 in the first and second adjustment directions D3 and D4, thereby realizing an accurate cutting operation. In the present embodiment, the second adjustment direction D4 is parallel to the arrangement direction of the screw 23.
Claims (8)
1. A servo motor driven water gap shearing device, the water gap shearing device comprising: a base, a driving mechanism and a shearing mechanism; the method is characterized in that: the driving mechanism includes: the device comprises a sliding plate, a screw rod nut, a screw rod, a rotary connector, a servo motor and a bracket, wherein the sliding plate is fixed on the screw rod nut, the screw rod nut is meshed with the screw rod, the screw rod is connected with a motor shaft of the servo motor through the rotary connector, the screw rod nut is rotatably arranged on the bracket, a shell of the servo motor is fixed on the bracket, the bracket is fixed on a base, the sliding plate is provided with two guide grooves, and the distance between the two guide grooves is changed along the arrangement direction of the screw rod; the shearing mechanism comprises: the cutting device comprises two cutters, two shearing blocks, two rollers and a guide rod, wherein the two cutters are respectively fixed on the two shearing blocks and are oppositely arranged, the two rollers are respectively and rotatably arranged in the two shearing blocks and are respectively positioned in the two guide grooves, at least one shearing block is movably arranged on the guide rod, and the guide rod is fixed on a base and is perpendicular to the arrangement direction of the guide rod.
2. A servo motor driven water gap shearing apparatus as defined in claim 1, wherein: the rotary connector is a coupler.
3. A servo motor driven water gap shearing apparatus as defined in claim 1, wherein: the drive mechanism further includes: the induction plate is fixed on the sliding plate, the two inductors are both fixed on the support and are mutually separated along the arrangement direction of the screw rod, and the moving path of the induction plate passes through the two inductors.
4. A servo motor driven water gap shearing apparatus as defined in claim 1, wherein: the two guide grooves are axisymmetrically arranged, and the two shearing blocks are movably arranged on the guide rod.
5. The servo motor driven nozzle apparatus of claim 4, wherein: the number of the guide rods is two, and the two guide rods are parallel to each other.
6. The servo motor driven nozzle apparatus of claim 5, wherein: the shearing mechanism further comprises: the four guide sleeves are respectively fixed on the two shearing blocks and are sleeved on one guide rod, and the other two guide sleeves are respectively fixed on the two shearing blocks and are sleeved on the other guide rod.
7. A servo motor driven water gap shearing apparatus as defined in claim 1, wherein: the base includes: the support is fixed to the vertical plate, the transverse plate is provided with a positioning hole, and a part of the guide rod is inserted into the positioning hole.
8. The servo motor driven nozzle apparatus of claim 7, wherein: the base further comprises: the adjusting device comprises a first adjusting plate and a second adjusting plate, wherein the first adjusting plate is provided with two first limiting convex edges which are parallel to each other, the transverse plate is movably arranged between the two first limiting convex edges along a first adjusting direction, the second adjusting plate is provided with two second limiting convex edges which are parallel to each other, the first adjusting plate is movably arranged between the two second limiting convex edges along a second adjusting direction, and the first adjusting direction is perpendicular to the second adjusting direction and both the first adjusting direction and the second adjusting direction are parallel to the horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322644844.7U CN220923197U (en) | 2023-09-28 | 2023-09-28 | Servo motor driven water gap shearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322644844.7U CN220923197U (en) | 2023-09-28 | 2023-09-28 | Servo motor driven water gap shearing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220923197U true CN220923197U (en) | 2024-05-10 |
Family
ID=90960573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322644844.7U Active CN220923197U (en) | 2023-09-28 | 2023-09-28 | Servo motor driven water gap shearing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220923197U (en) |
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2023
- 2023-09-28 CN CN202322644844.7U patent/CN220923197U/en active Active
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