CN116373448A - Positioning device for wine bottle printing - Google Patents

Abstract

The utility model provides a positioning device for wine bottle printing, which comprises a base, a first rotating seat and a driving assembly, wherein the base is provided with a first rotating seat; the first clamping assembly comprises a base body, a plurality of first clamping blocks are arranged on the base body, an adjusting ring is further arranged on the base body, and the first clamping blocks are respectively in transmission connection with the adjusting ring; the second clamping assembly comprises a frame body, wherein a mounting plate and a driving piece are arranged on the frame body, a second rotating seat is arranged on the mounting plate, a mounting hole and a mounting groove are formed in the second rotating seat, a second clamping block is arranged in the mounting groove, a first clamping part and a second clamping part are respectively arranged at the opposite ends of the second clamping block, the first clamping part is located at one end, away from the base, of the second clamping block, and the second clamping block rotates to enable the first clamping part to be away from the mounting Kong Shidi, and the second clamping part is close to the mounting hole. The utility model solves the technical problem of poor universality of the prior wine bottle butt clamp device, and has the technical effect of clamping wine bottles with various sizes and shapes without replacing parts.

Description

Positioning device for wine bottle printing

Technical Field

The utility model relates to the technical field of wine bottle printing, in particular to a positioning device for wine bottle printing.

Background

Wine bottles are used as packages of wine products, and a printer is generally used for printing patterns, characters, labels and the like on the bodies of the wine bottles, and the wine bottles are required to be clamped in the printing process.

The Chinese patent publication No. CN214873506U discloses a bottle printing is with holding device, including mount pad, rotation portion, telescoping portion and clamping part, the telescoping portion sets up in the mount pad lower extreme, and rotation portion sets up in the mount pad upper end, and the clamping part sets up in telescoping portion front end, and the bottle sets up between clamping part and rotation portion. The butt clamp device for bottle printing is used for driving the clamping part to move to the designated position according to the length of the bottle through the telescopic part, and clamping the bottle through the cooperation of the clamping part and the rotating part, so that the overall stability is high.

The butt-clamping device for bottle printing disclosed in the patent of the utility model adopts the main butt-posts and the auxiliary butt-posts to respectively butt against the two ends of the bottle body to clamp the wine bottles, and as the sizes and the shapes of different types of wine bottles in the actual production process are different, the main butt-posts and the auxiliary butt-posts of corresponding types are required to be replaced when the wine bottles of different sizes or shapes are printed, and a certain time is required to be consumed for replacing parts matched with the wine bottles, so that the printing efficiency is reduced, and the universality of the conventional wine bottle butt-clamping device is poor.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model provides a positioning device for printing wine bottles, which solves the problem of poor universality of a wine bottle butt clamp device existing in the prior art.

According to the embodiment of the utility model, the positioning device for printing the wine bottle comprises a base, a first rotating seat and a driving assembly, wherein the first rotating seat is rotatable and the driving assembly drives the first rotating seat to rotate; the first clamping assembly comprises a base body arranged on the first rotating base, a plurality of first clamping blocks are arranged on the base body at intervals along the circumferential direction of the base body, the first clamping blocks can move along the radial direction of the base body respectively, the base body is also provided with a rotatable adjusting ring, the first clamping blocks are respectively connected with the adjusting ring in a transmission manner, and the first clamping blocks can be driven to be close to or far away from each other by rotating the adjusting ring; the second clamping assembly comprises a frame body arranged on the base, a movable mounting plate and a driving piece for driving the mounting plate to approach or depart from the base are arranged on the frame body, a rotatable second rotating seat is arranged on the mounting plate, mounting holes and a plurality of mounting grooves are formed in the second rotating seat, the mounting grooves are respectively communicated with the mounting holes and are arranged at intervals along the circumference of the mounting holes, rotatable second clamping blocks are respectively arranged in the mounting grooves, a first clamping part and a second clamping part are respectively arranged at the opposite ends of the second clamping blocks, the first clamping part is located in an area surrounded by the mounting holes and is located at one end of the second clamping block, far from the base, of the first clamping part, and the second clamping part is rotated to be far from the mounting Kong Shidi and is close to the mounting holes.

Compared with the prior art, the utility model has the following beneficial effects: the bottle bottom of the bottle body is clamped by adopting the first clamping component to clamp the bottle bottom of the bottle body and the neck of the bottle body is clamped by the second clamping component, wherein the first clamping component comprises a seat body arranged on a first rotating seat and a first clamping block movably arranged on the seat body, the bottle bottom of the bottle body is clamped by mutually approaching the first clamping block and being abutted against the bottle body through rotating an adjusting ring after being placed on the seat body, the second clamping component comprises a frame body and a mounting plate movably arranged on the frame body, a rotatable second rotating seat is arranged on the mounting plate, a mounting hole for allowing part of the neck of the bottle body to pass through and a mounting groove communicated with the mounting hole are arranged on the second rotating seat, the rotatable second clamping block is arranged in the mounting groove, as the diameter of the joint of the neck of the bottle body and the bottle body is gradually increased along the direction approaching the bottle body, the first clamping part on the second clamping block is abutted with the neck of the bottle body in the process that the mounting plate moves towards the direction close to the base body, the first clamping block moves towards the direction far away from the mounting hole and drives the second clamping block to rotate along with the continuous movement of the mounting plate under the pushing of the bottle body, at the moment, the second clamping block moves towards the direction close to the bottle body until being abutted with the bottle body, so that the neck of the bottle body is clamped by the second clamping block and the bottle body is pressed on the base body, the position of the bottle body is fixed, the first rotating base is driven to rotate by the driving component after the bottle body is clamped, the bottle body and the second rotating base can be simultaneously driven to rotate, the printing is carried out on the bottle body of the bottle body, the first clamping component is matched with the bottle bottoms of various sizes through the stroke of the adjusting ring, the position of the mounting plate is adjusted when the bottle neck is inserted into the mounting hole, the second clamping block generates corresponding amplitude rotation to clamp the bottle necks of different sizes, therefore, the positioning device for printing the wine bottle can be matched with wine bottles of various different sizes and shapes, the technical problem that the universality of the conventional wine bottle butt-clamping device is poor is solved, the technical effects that the positioning device can be clamped with wine bottles of various sizes and shapes without replacing parts are achieved, the positioning device has good universality, and the printing efficiency is improved.

Drawings

FIG. 1 is a schematic view of a positioning device for printing wine bottles according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a positioning device for printing wine bottles according to an embodiment of the present utility model;

FIG. 3 is a cross-sectional view of a base and a first clamping assembly of a positioning device for printing wine bottles according to an embodiment of the present utility model;

FIG. 4 is an exploded view of a first clamping assembly of a positioning device for printing wine bottles according to an embodiment of the present utility model;

FIG. 5 is an exploded view of an adjustment assembly of a positioning device for printing wine bottles according to an embodiment of the present utility model;

FIG. 6 is a schematic view of the structure of the movable clamping block in the positioning device for printing wine bottles according to an embodiment of the utility model;

FIG. 7 is an exploded view of a portion of a second clamping assembly of a positioning device for printing wine bottles according to an embodiment of the present utility model;

fig. 8 is a cross-sectional view of a portion of a second clamping assembly of a positioning device for printing on wine bottles according to an embodiment of the utility model.

In the above figures: 100. a base; 101. a first rotating seat; 102. a second motor; 103. a third gear; 104. a fourth gear; 200. a first clamping assembly; 201. a base; 202. a first clamping block; 203. an adjusting ring; 204. a chute; 205. a guide groove; 206. a rod body; 207. a first rotation shaft; 208. a second gear; 300. a second clamping assembly; 301. a frame body; 302. a mounting plate; 303. a mounting hole; 304. a mounting groove; 305. a second clamping block; 306. a first clamping part; 307. a second clamping part; 308. a first motor; 309. a screw rod; 310. a threaded hole; 311. a guide rod; 312. a guide hole; 313. a torsion spring; 314. a second rotation shaft; 315. a third rotation shaft; 316. hole sites; 317. a second rotating seat; 400. an adjustment assembly; 401. a housing; 402. a knob; 403. a first gear; 404. a movable clamping block; 405. a first tooth-shaped portion; 406. a limiting ring; 407. a second tooth-shaped portion; 408. a groove; 409. an opening; 410. a cover plate; 411. a spring; 412. a movable rod; 413. a limiting hole; 414. a fixing part; 415. a pressing part.

Detailed Description

The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.

As shown in fig. 1 to 8, the embodiment of the utility model provides a positioning device for printing wine bottles, which is installed on a printing machine and is used for clamping the wine bottles to fix the positions of the wine bottles so as to be convenient for printing characters, patterns or labels on the bodies of the wine bottles.

Referring to fig. 1 and 2, the positioning device for printing wine bottles includes a base 100, a rotatable first rotating seat 101 and a driving assembly for driving the first rotating seat 101 to rotate are disposed on the base 100, a first clamping assembly 200 for clamping the bottle bottom of the wine bottle is disposed on the first rotating seat 101, the first clamping assembly 200 includes a base 201, the center of the base 201 is located on a rotation axis of the first rotating seat 101, a plurality of movable first clamping blocks 202 are disposed on the base 201, the first clamping blocks 202 are disposed at intervals along a circumferential direction of the base 201, a moving direction of the first clamping blocks 202 is consistent with a radial direction of the base 201, a rotatable adjusting ring 203 is further disposed on the base 201, the first clamping blocks 202 are respectively connected with the adjusting ring 203 in a transmission manner, and the first clamping blocks 202 can be driven to approach or separate from each other by rotating the adjusting ring 203. The bottle bottom of the bottle body is attached to the base 201 after the wine bottle to be clamped is placed on the base 201, the adjusting ring 203 is rotated at the moment to enable the first clamping block 202 to be close to the bottle body and to be abutted to the bottle bottom of the bottle body, the bottle bottom can be clamped, the position of the bottle bottom of the bottle body is further fixed, and the position of the first clamping block 202 is adjusted through operation of the adjusting ring 203, so that the first clamping assembly 200 can clamp wine bottles of various sizes.

Specifically, the base 100 is further provided with a second clamping assembly 300 for clamping a bottleneck of a wine bottle, the second clamping assembly 300 comprises a frame 301 disposed on the base 100, the frame 301 is provided with a movable mounting plate 302 and a driving member for driving the mounting plate 302 to move, the driving member is used for driving the mounting plate 302 to approach or separate from the base 201, the mounting plate 302 is provided with a rotatable second rotating seat 317, the second rotating seat 317 is provided with a mounting hole 303 and a plurality of mounting grooves 304, the center of the mounting hole 303 is located on a rotating shaft of the second rotating seat 317 and aligned with the center of the base 201, the mounting grooves 304 are respectively communicated with the mounting hole 303, the mounting grooves 304 are arranged at intervals along the circumference of the mounting hole 303, the mounting grooves 304 are respectively provided with a rotatable second clamping block 305, opposite ends of the second clamping block 305 are respectively provided with a first clamping part 306 and a second clamping part 307, the first clamping part 306 is located on the second clamping part 306, and the second clamping part 306 is located on the second clamping part 305, which is far from the second clamping part 201, and is located on the second clamping part 305, and is close to the second clamping part 201, and the second clamping part is located on the second clamping part 305. After the bottle bottom of the bottle body is clamped by the first clamping assembly 200, the driving piece drives the mounting plate 302 to approach the base 201, at this time, the bottleneck of the bottle body stretches into the mounting hole 303 and passes through the mounting hole 303, as the diameter of the joint of the neck of the bottle body and the bottle body gradually increases along the direction approaching the bottle body, the first clamping part 306 is abutted with the neck of the bottle body in the process that the mounting plate 302 moves towards the direction approaching the base 201, and when the mounting plate 302 continues to move, the first clamping part 306 moves away from the direction of the mounting hole 303 and drives the second clamping block 305 to rotate under the pushing of the bottle body, at this time, the second clamping part 307 moves towards the direction approaching the bottle body until being abutted with the bottle body, so that the neck of the bottle body is clamped by the second clamping block 305 and the bottle body is pressed on the base 201, and the position of the bottle body is fixed. And when the wine bottles with different neck shapes are clamped, the second clamping block 305 can rotate by a corresponding amplitude to be abutted against the bottleneck by adjusting the position of the mounting plate 302, so that the second clamping assembly 300 can be matched with the wine bottles with different shapes.

In detail, after the first clamping assembly 200 and the second clamping assembly 300 are used to clamp the bottle respectively to fix the bottle between the first rotating seat 101 and the second rotating seat 317, the driving assembly drives the first rotating seat 101 to rotate so as to drive the bottle and the second rotating seat 317 to synchronously rotate, and at this time, characters, patterns or labels can be printed on the bottle of the bottle by a printer.

As shown in fig. 2 and fig. 4, in order to prevent the first clamping block 202 from unexpected deflection when moving on the base 201, a plurality of sliding grooves 204 are provided on a surface of the base 201 near the adjusting ring 203, the number of the sliding grooves 204 is identical to that of the first clamping blocks 202, the sliding grooves 204 are arranged at intervals along the circumferential direction of the base 201, the length direction of the sliding grooves 204 is identical to that of the base 201, the first clamping blocks 202 are in one-to-one correspondence with the sliding grooves 204, that is, the first clamping blocks 202 are installed in the sliding grooves 204 and are attached to the inner walls of the sliding grooves 204, the sliding grooves 204 are used for limiting the moving direction of the first clamping blocks 202 on the base 201, and the adjusting ring 203 covers the opening 409 of the sliding grooves 204 so as to prevent the first clamping blocks 202 from being separated from the sliding grooves 204 when acting.

In detail, the adjusting ring 203 is provided with a plurality of guide grooves 205, the number of the guide grooves 205 is consistent with that of the first clamping blocks 202, the guide grooves 205 are arranged along the circumferential direction of the adjusting ring 203 at intervals, the linear distance between any point on the center line of the guide grooves 205 and the circle center of the adjusting ring 203 is gradually increased or decreased along the circumferential direction of the adjusting ring 203, the first clamping blocks 202 are provided with protruding rod bodies 206, and the rod bodies 206 respectively extend into the guide grooves 205 to be matched with the guide grooves 205 in a one-to-one correspondence. When the adjusting ring 203 is rotated, the guide groove 205 is abutted with the rod 206 to push the first clamping block 202 to slide on the base 201, and the rod 206 moves along with the rotation of the adjusting ring 203 towards the direction close to the circle center of the adjusting ring 203 or away from the circle center, when the rod 206 moves towards the direction close to the circle center of the adjusting ring 203, the first clamping blocks 202 are mutually abutted against and clamp the bottle body placed on the base 201, and when the rod 206 moves towards the direction away from the circle center of the adjusting ring 203, the first clamping blocks 202 are mutually separated on the base 201.

Referring to fig. 2, 4 and 5, the base 100 is further provided with an adjusting assembly 400, the adjusting assembly 400 includes a housing 401 disposed on the base 100 and a knob 402 rotatably disposed on the housing 401, a first gear 403 is disposed on the knob 402, the adjusting ring 203 has a first rotating shaft 207, a second gear 208 is sleeved on the first rotating shaft 207, and the second gear 208 is meshed with the first gear 403. Rotation of the knob 402 may drive the adjusting ring 203 to rotate through cooperation of the first gear 403 and the second gear 208, so as to adjust the position of the first clamping block 202, and by controlling the rotation direction of the knob 402, the moving direction of the first clamping block 202 on the base 201 may be changed, so that the first clamping assembly 200 is convenient to operate.

As shown in fig. 2 and fig. 5, the knob 402 is further provided with a movable clamping block 404, the moving direction of the movable clamping block 404 is consistent with the radial direction of the knob 402, the movable clamping block 404 has a first tooth-shaped portion 405, the housing 401 is provided with a fixed stop collar 406, the stop collar 406 is disposed around the knob 402, and a surface of the stop collar 406, which is close to the knob 402, is provided with a second tooth-shaped portion 407 which is matched with the first tooth-shaped portion 405. Moving the movable clamping block 404 to enable the first toothed portion 405 to extend into the second toothed portion 407 to be meshed with the second toothed portion 407, so that rotation of the knob 402 can be limited, and the position of the knob 402 can be locked, so that the position of the adjusting ring 203 is fixed, the situation that the first clamping block 202 is separated from a bottle body due to accidental rotation of the adjusting ring 203 in a printing process is avoided, and the first toothed portion 405 is separated from the second toothed portion 407 by moving the movable clamping block 404 when the knob 402 needs to be rotated, so that the knob 402 can be unlocked.

Specifically, the knob 402 is provided with a groove 408 for accommodating a part of the movable clamping block 404 and an opening 409 communicated with the groove 408, the movable clamping block 404 is movably disposed in the groove 408, the first tooth-shaped portion 405 extends out of the groove 408 from the opening 409, the knob 402 is further provided with a fixed cover plate 410, the cover plate 410 covers a part of the opening 409 of the groove 408 to keep the movable clamping block 404 in the groove 408, and a part of the movable clamping block 404 extends out of the groove 408 through the conveying cover plate 410, so that the movable clamping block 404 is convenient to operate and move while the movable clamping block 404 is prevented from falling off from the knob 402.

Preferably, the movable clamping block 404 is provided with a pressing portion 415, the pressing portion 415 extends out of the groove 408 through the cover 410, the cover 410 is provided with a protruding fixing portion 414, and the fixing portion 414 is arranged in parallel with the pressing portion 415. When the movable clamping block 404 is shifted, the fixed part 414 and the pressing part 415 are simultaneously pressed to enable the pressing part 415 to be close to the fixed part 414, so that the movable clamping block 404 can be moved, and the first toothed part 405 and the second toothed part 407 are separated to unlock the knob 402, so that the movable clamping block 404 is shifted to enable the first toothed part 405 and the second toothed part 407 to be meshed or separated.

Referring to fig. 5 and 6, in order to enable the knob 402 to be automatically locked, a spring 411 is disposed in the groove 408, two ends of the spring 411 in the extending direction respectively abut against the knob 402 and the movable clamping block 404, and the spring 411 drives the first tooth-shaped portion 405 to move in a direction approaching the second tooth-shaped portion 407. When the movable clamping block 404 is in a free state, the elastic force provided by the spring 411 keeps the first toothed portion 405 meshed with the second toothed portion 407, so that the position of the adjusting ring 203 is fixed, and when the knob 402 needs to be rotated, the movable clamping block 404 is shifted and the movable clamping block 404 is pressed to keep the first toothed portion 405 separated from the second toothed portion 407, at the moment, the spring 411 is compressed, the knob 402 is rotated in place, then the movable clamping block 404 is released, so that the spring 411 is restored to the original length, and meanwhile, the spring 411 pushes the movable clamping block 404 to move so that the first toothed portion 405 is meshed with the second toothed portion 407, so that automatic locking is realized.

Optionally, the movable fixture block 404 is provided with a movable rod 412, the knob 402 is provided with a limiting hole 413 matched with the movable rod 412, an axial direction of the movable rod 412 is consistent with a moving direction of the movable fixture block 404, the moving direction of the movable fixture block 404 can be limited by matching the movable rod 412 with the limiting hole 413, and the spring 411 is sleeved on the movable rod 412, so that a position of the spring 411 between the movable fixture block 404 and the knob 402 is kept stable.

As shown in fig. 1 and 7, in this embodiment, the driving member includes a first motor 308 disposed on the frame 301 and a screw rod 309 disposed at an output end of the first motor 308, where the screw rod 309 is rotatably disposed on the frame 301, an axial direction of the screw rod 309 is consistent with a moving direction of the mounting plate 302, and a threaded hole 310 matched with the screw rod 309 is disposed on the mounting plate 302. The first motor 308 drives the screw rod 309 to rotate, so that the threaded hole 310 and the screw rod 309 cooperate to drive the mounting plate 302 to move along the axial direction of the screw rod 309, so as to drive the mounting plate 302 to approach or depart from the frame 301, improve control precision, and ensure reliable cooperation between the second clamping block 305 and the bottle.

In detail, the frame 301 is further provided with a guide rod 311, an axis of the guide rod 311 is consistent with a moving direction of the mounting plate 302, and the mounting plate 302 is provided with a guide hole 312 matched with the guide rod 311. The guide rod 311 is used for guiding the mounting plate 302 to move along a preset direction, so as to prevent the mounting plate 302 from unexpected offset, which results in the mounting hole 303 not being aligned with the bottle neck of the bottle, and simultaneously avoid the mounting plate 302 from rotating, which is beneficial to improving the stability of the mounting plate 302 during movement.

Referring to fig. 7 and 8, a torsion spring 313 is further disposed in the mounting groove 304, one end of the torsion spring 313 is engaged with the mounting plate 302, the other end of the torsion spring 313 abuts against the second clamping block 305, and the torsion spring 313 is used for driving the first clamping portion 306 to move in a direction approaching the mounting hole 303. When the first clamping portion 306 moves away from the mounting hole 303 through the mounting hole 303, the torsion spring 313 is compressed, and when the mounting plate 302 moves away from the base 201 after printing is completed, the torsion spring 313 drives the first clamping portion 306 to move towards the direction close to the mounting hole 303 after the bottle exits from the mounting hole 303, and at this time, the second clamping block 305 rotates and resets, so that the wine bottle to be printed is clamped again.

Specifically, a second rotating shaft 314 and a third rotating shaft 315 are further disposed in the mounting groove 304, a hole site 316 for mounting the second rotating shaft 314 and the third rotating shaft 315 is disposed in the mounting groove 304, the second clamping block 305 is sleeved on the second rotating shaft 314, and the torsion spring 313 is sleeved on the third rotating shaft 315, so that the positions of the second clamping block 305 and the torsion spring 313 in the mounting groove 304 remain stable and can rotate smoothly.

As shown in fig. 1 and 3, in this embodiment, the driving assembly includes a second motor 102 fixed on the base 100, a third gear 103 is disposed at an output end of the second motor 102, a fourth gear 104 is sleeved on the first rotating seat 101, the third gear 103 is meshed with the fourth gear 104, and power output by the second motor 102 can be transmitted to the first rotating seat 101 and drive the first rotating seat 101 to rotate through cooperation of the third gear 103 and the fourth gear 104.

As shown in fig. 1 and 2, the operation steps of clamping the wine bottle by adopting the positioning device for wine bottle printing provided by the embodiment are as follows: firstly placing a bottle body on the base 201, pressing the pressing part 415 to unlock the knob 402 and rotate the knob 402 until the first clamping block 202 is abutted against the bottle bottom of the bottle body, adjusting the first clamping block 202 in place, then loosening the pressing part 415 to automatically lock the knob 402, starting the first motor 308 to drive the mounting plate 302 to move towards the direction close to the base 100, enabling the bottleneck of the bottle body to pass through the mounting hole 303 and the second clamping block 305 to press the bottle body on the base 100, and then closing the first motor 308, wherein the clamping of the wine bottle is completed at the moment, and driving the first rotating seat 101 to rotate by the second motor 102 to drive the bottle body to rotate so as to facilitate printing on the bottle body; when the wine bottle needs to be taken down after printing is finished, the first motor 308 is started to drive the mounting plate 302 to move in the direction away from the base 100, the bottle neck of the wine bottle is separated from the second clamping block 305, the first motor 308 is closed after the bottle neck is withdrawn from the mounting hole 303, the pressing part 415 is pressed to unlock the knob 402 and rotate the knob 402 to enable the first clamping block 202 to be away from the bottle bottom of the wine bottle, and the pressing part 415 is released after the first clamping block 202 is separated from the wine bottle, so that the clamping of the wine bottle is released and the wine bottle can be taken down from the base 201.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims (10)

1. The utility model provides a positioner is used in beverage bottle printing which characterized in that: comprising the steps of (a) a step of,

the base is provided with a rotatable first rotating seat and a driving assembly for driving the first rotating seat to rotate;

the first clamping assembly comprises a base body arranged on the first rotating base, a plurality of first clamping blocks are arranged on the base body at intervals along the circumferential direction of the base body, the first clamping blocks can move along the radial direction of the base body respectively, the base body is also provided with a rotatable adjusting ring, the first clamping blocks are respectively connected with the adjusting ring in a transmission manner, and the first clamping blocks can be driven to be close to or far away from each other by rotating the adjusting ring;

the second clamping assembly comprises a frame body arranged on the base, a movable mounting plate and a driving piece for driving the mounting plate to approach or depart from the base are arranged on the frame body, a rotatable second rotating seat is arranged on the mounting plate, mounting holes and a plurality of mounting grooves are formed in the second rotating seat, the mounting grooves are respectively communicated with the mounting holes and are arranged at intervals along the circumference of the mounting holes, rotatable second clamping blocks are respectively arranged in the mounting grooves, a first clamping part and a second clamping part are respectively arranged at the opposite ends of the second clamping blocks, the first clamping part is located in an area surrounded by the mounting holes and is located at one end of the second clamping block, far from the base, of the first clamping part, and the second clamping part is rotated to be far from the mounting Kong Shidi and is close to the mounting holes.

2. A positioning device for wine bottle printing as claimed in claim 1, wherein: the one side that the pedestal is close to the adjusting ring is followed the circumference interval of pedestal is equipped with a plurality of spouts, the length direction of spout with the radial unanimity of pedestal, first fixture block with spout one-to-one cooperates.

3. A positioning device for wine bottle printing as claimed in claim 1, wherein: the adjusting ring is provided with a plurality of guide grooves, the linear distance between any point on the center line of the guide grooves and the circle center of the adjusting ring gradually increases or decreases along the circumferential direction of the adjusting ring, and the first clamping block is provided with a convex rod body which is matched with the guide grooves in a one-to-one correspondence manner.

4. A positioning device for wine bottle printing as claimed in claim 1, wherein: still be equipped with adjusting part on the base, adjusting part is including setting up shell and rotatable the setting on the first rotation seat are in the knob on the shell, be equipped with first gear on the knob, the adjusting ring has first axis of rotation just cover is equipped with the second gear on the first axis of rotation, the second gear with first gear engagement.

5. A positioning device for wine bottle printing as claimed in claim 4, wherein: the rotary knob is also provided with a movable clamping block capable of moving along the radial direction of the rotary knob, the movable clamping block is provided with a first tooth-shaped part, the shell is also provided with a limiting ring which surrounds the rotary knob, and one surface of the limiting ring, which is close to the rotary knob, is provided with a second tooth-shaped part matched with the first tooth-shaped part.

6. A positioning device for wine bottle printing as claimed in claim 5, wherein: the knob is provided with a groove for accommodating part of the movable clamping block and an opening communicated with the groove, the opening is used for the first tooth-shaped part to extend out of the groove, the knob is also provided with a cover plate, the cover plate covers part of the opening of the groove, and part of the movable clamping block penetrates through the cover plate to extend out of the groove.

7. A positioning device for wine bottle printing as defined in claim 6, wherein: the novel tooth-shaped part comprises a knob and a movable clamping block, wherein a groove is formed in the knob, the knob is arranged on the knob, the movable clamping block is arranged on the knob, a spring is arranged in the groove, two ends of the spring in the stretching direction are respectively abutted to the knob and the movable clamping block, and the spring drives the first tooth-shaped part to move towards the direction close to the second tooth-shaped part.

8. A positioning device for wine bottle printing as claimed in claim 1, wherein: the driving piece is in including setting up first motor on the support body and setting up the lead screw of first motor output, the lead screw rotatable set up on the support body just the axial of lead screw is unanimous with the direction of movement of mounting panel, be equipped with on the mounting panel with lead screw matched with screw hole.

9. A positioning device for wine bottle printing as claimed in claim 8, wherein: the frame body is also provided with a guide rod, the axial direction of the guide rod is consistent with the moving direction of the mounting plate, and the mounting plate is provided with a guide hole matched with the guide rod.

10. A positioning device for wine bottle printing as claimed in claim 1, wherein: the mounting groove is internally provided with a torsion spring, the torsion spring is abutted with the second clamping block and drives the first clamping part to move towards the direction close to the mounting hole.

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