CN219730777U - Adjustable centering clamping structure - Google Patents
Adjustable centering clamping structure Download PDFInfo
- Publication number
- CN219730777U CN219730777U CN202321001710.7U CN202321001710U CN219730777U CN 219730777 U CN219730777 U CN 219730777U CN 202321001710 U CN202321001710 U CN 202321001710U CN 219730777 U CN219730777 U CN 219730777U
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- China
- Prior art keywords
- driving
- driving arm
- clamping
- sleeve
- spring
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 16
- 239000010439 graphite Substances 0.000 claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 239000011521 glass Substances 0.000 description 8
- 238000005299 abrasion Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Landscapes
- Filling Of Jars Or Cans And Processes For Cleaning And Sealing Jars (AREA)
Abstract
The utility model provides an adjustable centering presss from both sides mouthful structure, the actuating arm drive arrangement drive each actuating arm of actuating arm drive, the upper end of actuating arm inwards rotates, and the actuating arm passes through adjusting screw and promotes the corresponding clamping piece inwards to rotate and compress torsion spring, and each clamping piece makes graphite rod in the draw-in groove contact with the surface of control bottle when inwards rotating, presss from both sides the control bottle that will be located in each convex draw-in groove. When a certain graphite rod is worn and the upper clamping opening and the lower clamping opening are not coaxial, the position of the corresponding clamping block can be adjusted by adjusting the adjusting screw, so that the axis direction is changed, and the upper clamping opening and the lower clamping opening are conveniently adjusted to be in the same shaft state. The adjustment is convenient, and the labor intensity is low. The service life of the graphite rod is prolonged. The flame burning position is far away from the driving sleeve, the fixing frame is used for middle protection, sundries do not fall into the middle of the driving sleeve and the fixing frame, the jamming occurrence probability is greatly reduced, and the dead point position is avoided.
Description
Technical Field
The utility model relates to the technical field of manufacturing of tube bottles, in particular to an adjustable centering clamping opening structure.
Background
The upper end clamping mouth of the tube bottle making machine clamps the glass tube to rotate, the lower end clamping mouth is lifted to clamp the lower end of the glass tube, the middle suspension part is burned by flame, and the lower clamping mouth drives the glass tube to move downwards, so that the lower glass bottle (tube) is separated from the upper glass tube.
The existing clamping structure of the tube bottle manufacturing machine has the following problems: in order to ensure the surface quality of the glass bottle (tube), graphite rods are arranged between the lower clamping opening and the glass tube, and the abrasion degree of the three graphite rods is different due to abrasion and other reasons, so that the axis of the upper clamping opening is deviated from the round axis formed by the three graphite rods, the lower clamping opening is deviated, and the defects of bottle tilting and the like are caused. Because the glass is burned by flame, a small amount of sundries can appear, and under the action of gravity, the sundries can fall between the movable rod and the movable rod fixing block, so that the movable rod is blocked. The structure is that the movable rod is connected with the hinge block, and if the structure is not familiar, the axis of the movable rod is coincident with the axis of the hinge block, namely 'dead point', and unstable movement occurs.
Disclosure of Invention
In order to overcome the defects of the technology, the utility model provides the adjustable centering clamping structure which is convenient to adjust the coaxiality and smooth in operation.
The technical scheme adopted for overcoming the technical problems is as follows:
the utility model provides an adjustable centering presss from both sides mouthful structure, includes the mount, sets up in the guide pillar of mount lower extreme and along the drive sleeve of vertical direction slip cover on the guide pillar, drive sleeve is connected with the drive mechanism of control bottle manufacturing machine, still includes:
the three driving arms are uniformly distributed at intervals along the circumferential direction, the driving arms are arranged along the vertical direction, and the middle parts of the driving arms are rotatably mounted on the fixing frame through pin shafts;
the three shaft seats are uniformly distributed at intervals along the circumferential direction, the shaft seats are arranged at the upper end of the fixing frame, the rotating shaft is rotatably arranged in the shaft seats, the torsion springs are arranged in the shaft seats, one ends of the torsion springs are connected with the shaft seats, and the other ends of the torsion springs are connected with the rotating shaft;
the three clamping blocks are connected with the corresponding rotating shafts, the inner side ends of the clamping blocks are provided with circular arc-shaped clamping grooves, and graphite rods are embedded in the clamping grooves along the vertical direction;
the upper end of the driving arm is screwed with an adjusting screw along the horizontal direction, and the screw head of the adjusting screw is contacted with the outer side end of the clamping block;
the driving arm driving device is arranged on the driving sleeve and used for driving the driving arm to swing, and when the driving sleeve enables the upper end of the driving arm to rotate inwards through the driving arm driving device, the adjusting screw at the upper end of the driving arm pushes the clamping block to rotate inwards and compress the torsion spring.
Further, the driving arm driving device comprises a cone arranged at the upper end of the driving sleeve, the lower end of the driving arm is contacted with the conical surface of the cone, and when the cone moves upwards, the upper end of the driving arm rotates inwards.
In order to reduce friction, the device also comprises a bearing rotatably arranged at the lower end of the driving arm, and the outer ring of the bearing is contacted with the conical surface of the cone.
In order to be convenient for reset, the bottle clamping device also comprises a spring which is arranged at the lower end of the driving sleeve and sleeved on the guide post, wherein the upper end of the spring is connected with the lower end of the driving sleeve, the lower end of the spring is connected with the guide post, and when the spring is in a free state, the spring pushes the driving sleeve to slide upwards until the driving arm is rotated to drive the corresponding clamping block through the driving arm driving device to clamp the bottle.
In order to prevent rotation, the device further comprises a key arranged on the guide post, a key groove is arranged in the inner hole of the driving sleeve along the vertical direction, and the key is slidably arranged in the key groove.
Preferably, the clamping groove is in a circular arc structure.
The beneficial effects of the utility model are as follows: the driving sleeve drives each driving arm to rotate through the driving arm driving device, the upper end of each driving arm rotates inwards, the driving arm pushes the corresponding clamping block to rotate inwards through the adjusting screw and compress the torsion spring, and when each clamping block rotates inwards, the graphite rod in the clamping groove is contacted with the outer surface of the tube bottle, so that the tube bottle in each circular arc-shaped clamping groove is clamped. When a certain graphite rod is worn and the upper clamping opening and the lower clamping opening are not coaxial, the position of the corresponding clamping block can be adjusted by adjusting the adjusting screw, so that the axis direction is changed, and the upper clamping opening and the lower clamping opening are conveniently adjusted to be in the same shaft state. The adjustment is convenient, and the labor intensity is low. The service life of the graphite rod is prolonged. The flame burning position is far away from the driving sleeve, the fixing frame is used for middle protection, sundries do not fall into the middle of the driving sleeve and the fixing frame, the jamming occurrence probability is greatly reduced, and the dead point position is avoided.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a front cross-sectional structure of the present utility model;
FIG. 3 is a schematic top view of the present utility model;
in the figure, 1, a fixing frame 2, a driving arm 3, an adjusting screw 4, a shaft seat 5, a rotating shaft 6, a driving sleeve 7, a cone 8, a bearing 9, a clamping block 10, a clamping groove 11, a graphite rod 12, a guide pillar 13, a spring 14, a key 15 and a torsion spring.
Detailed Description
The utility model will be further described with reference to fig. 1, 2 and 3.
The utility model provides an adjustable centering presss from both sides mouthful structure, includes mount 1, sets up in guide pillar 12 of mount 1 lower extreme and along the drive cover 6 of vertical direction slip cover on guide pillar 12, drive cover 6 is connected with the drive mechanism of control bottle manufacturing machine, still includes: the three driving arms 2 are uniformly distributed at intervals along the circumferential direction, the driving arms 2 are arranged along the vertical direction, and the middle part of each driving arm 2 is rotatably arranged on the fixing frame 1 through a pin shaft; the three shaft seats 4 are uniformly distributed at intervals along the circumferential direction, the shaft seats 4 are arranged at the upper end of the fixing frame 1, the shaft seats 4 are rotatably provided with rotating shafts 5, torsion springs 15 are arranged in the shaft seats 4, one ends of the torsion springs 15 are connected with the shaft seats 4, and the other ends of the torsion springs 15 are connected with the rotating shafts 5; the three clamping blocks 9, each clamping block 9 is connected with the corresponding rotating shaft 5, the inner side end of each clamping block 9 is provided with a circular arc-shaped clamping groove 10, and graphite rods 11 are embedded in the clamping grooves 10 along the vertical direction; the upper end of the driving arm 2 is screwed with an adjusting screw 3 along the horizontal direction, and the screw head of the adjusting screw 3 is contacted with the outer side end of the clamping block 9; the driving arm driving device is arranged on the driving sleeve 6 and is used for driving the driving arm 2 to swing, and when the driving sleeve 6 enables the upper end of the driving arm 2 to rotate inwards through the driving arm driving device, the adjusting screw 3 at the upper end of the driving arm 2 pushes the clamping block 9 to rotate inwards and compress the torsion spring 15. The clamping groove 10 can be in a circular arc structure, and three clamping grooves 10 form a circular closed space which is matched with a cylindrical tube bottle. The driving mechanism of the bottle making machine drives the driving sleeve 6 to slide upwards along the guide post 12, the driving sleeve 6 drives each driving arm 2 to rotate through the driving arm driving device, the upper end of each driving arm 2 rotates inwards, the driving arm 2 pushes the corresponding clamping block 9 to rotate inwards through the adjusting screw 3 and compresses the torsion spring 15, and the graphite rod 11 in the clamping groove 10 contacts with the outer surface of the bottle while each clamping block 9 rotates inwards to clamp the bottle in each circular arc-shaped clamping groove 10. When a certain graphite rod 11 is worn and the upper clamping opening and the lower clamping opening are not coaxial, the position of the corresponding clamping block 9 can be adjusted by adjusting the adjusting screw 3, so that the axis direction is changed, and the upper clamping opening and the lower clamping opening are conveniently adjusted to be in the same axial state. The adjustment is convenient, and the labor intensity is low. The service life of the graphite rod 11 increases. The flame burning position is far away from the driving sleeve, the fixing frame 1 is protected in the middle, sundries do not fall into the middle of the driving sleeve 6 and the fixing frame 1, the jamming occurrence probability is greatly reduced, and the dead point position is avoided.
In one embodiment of the present utility model, the driving device for driving the driving arm includes a cone 7 disposed at an upper end of the driving sleeve 6, the lower end of the driving arm 2 contacts with a conical surface of the cone 7, and when the cone 7 moves upwards, the lower end of the driving arm 2 slides along the conical surface of the cone 7, so that the lower end of the driving arm 2 swings outwards gradually, and the upper end of the driving arm 2 rotates inwards, so as to clamp the bottle.
In a specific embodiment of the utility model, the device further comprises a bearing 8 rotatably mounted at the lower end of the driving arm 2, and the outer ring of the bearing 8 is contacted with the conical surface of the cone 7. When the driving sleeve 6 slides up and down, the lower end of the driving arm 2 slides on the conical surface of the cone 7 through the bearing 8 to realize the swing, the sliding friction is changed into rolling friction, the friction force is reduced, the service lives of the cone 7 and the driving arm 2 are prolonged, and meanwhile, the running smoothness is improved.
In one embodiment of the utility model, the bottle clamping device further comprises a spring 13 which is arranged at the lower end of the driving sleeve 6 and sleeved on the guide post 12, wherein the upper end of the spring 13 is connected with the lower end of the driving sleeve 6, the lower end of the spring 13 is connected with the guide post 12, and when the spring 13 is in a free state, the spring pushes the driving sleeve 6 to slide upwards until the driving arm 2 is rotated to drive the corresponding clamping block 9 through the driving arm driving device to clamp the bottle. The elastic force of the spring 13 can always meet the requirement that each clamping block 9 clamps the tube bottle, and when the clamping state of the tube bottle is released, the driving sleeve 6 moves downwards to compress the spring 13 to store energy.
In a specific embodiment of the present utility model, the present utility model further includes a key 14 disposed on the guide post 12, and a key slot is disposed in the inner hole of the driving sleeve 6 along the vertical direction, and the key 14 is slidably disposed in the key slot. Since the key 14 plays a guiding role when the driving sleeve 6 moves up and down along the guide post 12, the driving sleeve 6 can be prevented from rotating relative to the guide post 12, thereby further improving the smoothness of movement.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides an adjustable centering presss from both sides mouthful structure, includes mount (1), sets up in guide pillar (12) of mount (1) lower extreme and along drive sleeve (6) of vertical direction slip cover on guide pillar (12), drive sleeve (6) are connected its characterized in that with the drive mechanism of control bottle manufacturing machine, still include:
the three driving arms (2) are uniformly distributed at intervals along the circumferential direction, the driving arms (2) are arranged along the vertical direction, and the middle part of each driving arm (2) is rotatably mounted on the fixing frame (1) through a pin shaft;
the three shaft seats (4) are uniformly distributed at intervals along the circumferential direction, the shaft seats (4) are arranged at the upper end of the fixing frame (1), the rotating shaft (5) is rotatably arranged in the shaft seats (4), the torsion springs (15) are arranged in the shaft seats (4), one ends of the torsion springs (15) are connected with the shaft seats (4), and the other ends of the torsion springs are connected with the rotating shaft (5);
the three clamping blocks (9), each clamping block (9) is connected with a corresponding rotating shaft (5), an arc-shaped clamping groove (10) is formed in the inner side end of each clamping block (9), and a graphite rod (11) is embedded in the clamping groove (10) along the vertical direction;
the upper end of the driving arm (2) is screwed with an adjusting screw (3) along the horizontal direction, and the screw head of the adjusting screw (3) is contacted with the outer end of the clamping block (9);
the driving arm driving device is arranged on the driving sleeve (6) and is used for driving the driving arm (2) to swing, and when the driving sleeve (6) enables the upper end of the driving arm (2) to rotate inwards through the driving arm driving device, the adjusting screw (3) at the upper end of the driving arm (2) pushes the clamping block (9) to rotate inwards and compress the torsion spring (15).
2. The adjustable centering clip structure of claim 1, wherein: the driving arm driving device comprises a cone (7) arranged at the upper end of the driving sleeve (6), the lower end of the driving arm (2) is contacted with the conical surface of the cone (7), and when the cone (7) moves upwards, the upper end of the driving arm (2) rotates inwards.
3. The adjustable centering and clamping structure of claim 2, wherein: the device also comprises a bearing (8) rotatably arranged at the lower end of the driving arm (2), and the outer ring of the bearing (8) is contacted with the conical surface of the cone (7).
4. The adjustable centering clip structure of claim 1, wherein: the bottle clamping device is characterized by further comprising a spring (13) which is arranged at the lower end of the driving sleeve (6) and sleeved on the guide post (12), wherein the upper end of the spring (13) is connected with the lower end of the driving sleeve (6), the lower end of the spring (13) is connected with the guide post (12), and when the spring (13) is in a free state, the spring pushes the driving sleeve (6) to slide upwards until the driving arm (2) rotates to a clamping block (9) corresponding to driving through the driving arm driving device so as to clamp the bottle.
5. The adjustable centering clip structure of claim 1, wherein: the novel driving device is characterized by further comprising a key (14) arranged on the guide post (12), wherein a key groove is formed in the inner hole of the driving sleeve (6) along the vertical direction, and the key (14) is slidably arranged in the key groove.
6. The adjustable centering clip structure of claim 1, wherein: the clamping groove (10) is of a circular arc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321001710.7U CN219730777U (en) | 2023-04-24 | 2023-04-24 | Adjustable centering clamping structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321001710.7U CN219730777U (en) | 2023-04-24 | 2023-04-24 | Adjustable centering clamping structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219730777U true CN219730777U (en) | 2023-09-22 |
Family
ID=88052177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321001710.7U Active CN219730777U (en) | 2023-04-24 | 2023-04-24 | Adjustable centering clamping structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219730777U (en) |
-
2023
- 2023-04-24 CN CN202321001710.7U patent/CN219730777U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |