CN218360386U - Automatic gluing machine for IV-type bottles - Google Patents

Abstract

The utility model relates to the field of glue spreading machines, and discloses an automatic glue spreading machine for IV-type bottles, which comprises a main frame, wherein a bidirectional driving mechanism is arranged on the main frame, and a driving glue spreading mechanism and a driven glue spreading mechanism are symmetrically arranged on two sides of the bidirectional driving mechanism; the active glue coating mechanism comprises a double-stroke cylinder, a glue gun, an active thimble and a thimble rotation driving mechanism, wherein the glue gun is arranged on the double-stroke cylinder, and the thimble rotation driving mechanism is arranged at one end of the active thimble; a driven thimble arranged on the driven glue coating mechanism is not connected with the thimble rotation driving mechanism; the IV-type bottle supporting and positioning mechanism comprises a pair of carrier rollers and a carrier roller driving mechanism, wherein the carrier rollers are arranged between the driving gluing mechanism and the driven gluing mechanism and respectively move along with the driving gluing mechanism and the driven gluing mechanism; the glue scraping plate is in rolling contact with the glue beating position of the IV-type bottle arranged on the carrier roller. The utility model discloses can accomplish the location automatically, beat and glue, the frictioning action, replace the manual work, save the manual work, improve rubber coating quality and IV type bottle rubber coated uniformity.

Description

Automatic gluing machine for IV-type bottles

Technical Field

The utility model relates to a spreading machine field, concretely relates to automatic spreading machine of IV type bottle.

Background

The more and more the gluing process is in industrial production, the more and more strict the requirements are. The glue spreader is also called a coating machine, a spreading machine, an automatic glue sprayer and the like. A machine for applying liquid glue to the surface of a product.

In the prior art, a glue coating machine mostly adopts a semi-automatic mode to coat glue, for IV-type bottles, two sides of the IV-type bottles are difficult to coat glue at the same time, and after one side is coated with glue, the direction is turned and then the other side is coated with glue; and traditional spreading machine carries out the rubber coating to the body of same kind of model mostly, and is perhaps fixed unchangeable between the adjacent rubber coating bearing roller, and the practicality is poor, perhaps clearance adjustment is more troublesome, needs to shut down and artificially adjusts. In addition, the positioning of the IV-type bottle and the like also need to be manually adjusted and positioned, the working efficiency is low, the gluing speed is slow, and the full-automatic gluing work cannot be realized.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: to the problem that exists among the prior art, the utility model provides an automatic spreading machine of IV type bottle for the robot grabs the bearing roller department of this device with IV type bottle, accomplishes the location automatically, beats to glue, the frictioning action, replaces artifically, has saved the manual work, has improved rubber coating quality and the gummed uniformity of IV type bottle.

The technical scheme is as follows: the utility model provides an automatic spreading machine of IV type bottle, include:

the automatic gluing device comprises a main frame, wherein a bidirectional driving mechanism is arranged on the main frame, and a driving gluing mechanism and a driven gluing mechanism are symmetrically arranged on two sides of the bidirectional driving mechanism through corresponding bases and are used for driving the driving gluing mechanism and the driven gluing mechanism to move oppositely;

the active glue coating mechanism comprises a double-stroke cylinder, a glue gun, an active thimble and a thimble rotation driving mechanism, wherein the glue gun is connected with a glue pump and then arranged on the double-stroke cylinder, and the thimble rotation driving mechanism is arranged at one end of the active thimble and drives the active thimble to rotate;

the driven glue coating mechanism is structurally different from the driving glue coating mechanism in that a driven thimble arranged on the driven glue coating mechanism is not connected with a thimble rotation driving mechanism, and the driving thimble is opposite to the driven thimble;

the IV-type bottle supporting and positioning mechanism comprises a pair of carrier rollers and a carrier roller driving mechanism, wherein the carrier rollers are arranged between the driving gluing mechanism and the driven gluing mechanism and respectively move along with the driving gluing mechanism and the driven gluing mechanism, and the carrier roller driving mechanism is used for driving the carrier rollers to move up and down;

and the rubber scraping plate is in rolling contact with the gluing position of the IV-type bottle arranged on the carrier roller.

Furthermore, still include silicon oil box, waste rubber box and drive silicon oil box, the waste rubber cylinder that the waste rubber box reciprocated.

Furthermore, still include and scribble the rubber tube truss, it connects in gluey pump through the rubber tube to glue the rifle, be provided with the slide rail on scribbling the rubber tube truss, the rubber tube pass through pulley sliding connection in on the slide rail.

Furthermore, a rubber scraping plate rotating cylinder is further arranged on the rubber scraping plate.

Furthermore, the end surface of the rubber scraping plate is matched with the surface shape of the gluing position of the IV-type bottle.

Further, two-way actuating mechanism includes linear guide, positive lead screw, derotation lead screw and first servo motor and third speed reducer, first servo motor, third speed reducer set up in linear guide intermediate position, and its with positive lead screw, derotation lead screw drive connection, initiative rubber coating mechanism, driven rubber coating mechanism's base respectively threaded connection in on positive lead screw, the derotation lead screw.

Further, thimble rotary driving mechanism is including setting up in second servo motor and the first speed reducer of initiative thimble one end, second servo motor connects in the transmission shaft through first speed reducer, the transmission shaft with the initiative thimble is fixed, the transmission shaft both ends are rotated with the transmission shaft casing through a pair of deep groove ball bearing and are connected, just the transmission shaft intermediate position still through one-way thrust ball bearing connect in the transmission shaft casing.

Further, bearing roller actuating mechanism includes third servo motor, second speed reducer, hold-in range and ball, third servo motor is connected with the hold-in range through the second speed reducer, the hold-in range with ball roll connection, threaded connection has first propulsion platform on the ball, first propulsion platform is connected with the bearing roller platform through a plurality of propulsion poles, and is a plurality of the propulsion pole runs through the second and impels the platform setting, the second impels the platform to be fixed in through a plurality of dead levers on the base.

Furthermore, the driving thimble and the driven thimble are in a triangular cone shape.

Further, the frame is glued just still to be provided with useless under the position of gluing of IV type bottle the useless frame of gluing sets up on the base that initiative rubber coating mechanism, driven rubber coating mechanism correspond.

Has the advantages that:

1. the utility model discloses initiative rubber coating mechanism, the driven rubber coating mechanism that set up on whole main part frame can move in opposite directions, are close to simultaneously or keep away from simultaneously, can adjust the distance between initiative rubber coating mechanism, the driven rubber coating mechanism like this to realize the length adjustment of IV type bottle, can adapt to IV type bottle rubber coating, frictioning of different length; also is an IV-type bottle which is convenient for the driving gluing mechanism and the driven gluing mechanism to fix between the driving gluing mechanism and the driven gluing mechanism. When a robot arm or a worker puts the IV-type bottle on the carrier roller, the distance between the robot arm and the carrier roller can be adjusted to be large, and the IV-type bottle is not influenced. The utility model discloses it is fixed with the IV type bottle between the two that utilize initiative rubber coating mechanism, driven rubber coating mechanism, and driving mechanism of main needs realizes that IV type bottle rotates, utilizes initiative thimble, driven thimble to be relatively fixed with IV type bottle, utilizes the double-stroke cylinder to realize moving about the rifle is glued, also is the rubber coating, the frictioning of the not unidimensional IV type bottle of adaptation of being convenient for. The utility model discloses set up IV type bottle on the bearing roller, it can remove along with initiative rubber coating mechanism and driven rubber coating mechanism to set up the bearing roller, when IV type bottle length variation like this, can adjust the distance between initiative rubber coating mechanism and the driven rubber coating mechanism, thereby control the distance between the two bearing rollers and also increase simultaneously, make the roller hold in the palm both ends about IV type bottle all the time, be favorable to the stability of IV type bottle, and reciprocate through bearing roller actuating mechanism drive bearing roller, further slight regulation, make scrape offset plate all the time with the bearing roller on the IV type bottle beat the position rolling contact of gluing.

2. The utility model discloses setting up silicone oil box, useless gluey box on one side of gluing the rifle, initial condition perhaps reaches when being in the off-state, and the rifle head position of gluing the rifle is in the silicone oil box, prevents to glue the interior glue solidification of rifle. After the silicone oil waste rubber cylinder starts working, the rubber gun leaves the silicone oil box, the bidirectional stroke cylinder works to drive the rubber gun to move to the position of the waste rubber box, and waste rubber is sprayed out. When the gluing and the frictioning are finished, the bidirectional stroke cylinder is recovered to the original position, and the silicone oil waste glue cylinder drives the silicone oil box and the waste glue box to move to the position where the gun head of the glue gun is located in the silicone oil box.

3. The utility model discloses the rubber coating pipe truss that sets up in whole spreading machine one side is used for driving the rubber tube and removes, when gluing the rifle and will controlling, and the rubber tube is in order to follow to remove, is hanging the rubber tube through the pulley and then follows to glue the rifle and remove.

4. The utility model discloses set up revolving cylinder on scraping the offset plate, rotate 90 degrees through revolving cylinder when placing IV type bottle, will scrape the offset plate and rotate to horizontal, only just rotate scraping the offset plate to scraping more position through revolving cylinder when scraping gluey work begins. The end face of the rubber coating device is matched with the surface shape of the gluing position of the IV-type bottle, so that rubber is scraped more uniformly, and the gluing quality is improved.

5. The utility model discloses to the drive work of initiative thimble, utilize the transmission shaft transmission to drive the initiative thimble and rotate, to utilizing 2 deep groove ball bearings between transmission shaft and the transmission shaft casing, 1 one-way thrust ball bearing rotates and connects, and deep groove ball bearing supports the transmission shaft, is used for the axial atress when one-way thrust ball bearing is used for initiative rubber coating mechanism, driven rubber coating mechanism to press from both sides tight bottle.

6. The utility model discloses a reciprocating of ball realizes the bearing roller, in order to keep the balance of bearing roller at the removal in-process to give the holding power, utilize first propulsion platform, propulsion pole to promote from top to bottom, in order to prevent that the bearing roller platform is crooked, utilize the second to impel the platform and keep it transversely to be in balanced state.

7. The waste glue frame is arranged under the gluing position of the IV-type bottle, and waste glue can drip into the waste glue frame in the gluing and glue scraping processes, so that the waste glue is prevented from spilling and being difficult to treat.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side view of the whole structure of the present invention;

FIG. 3 is a side view of the overall structure of the main body frame of the present invention;

FIG. 4 is a schematic view of the overall structure of the active glue spreading mechanism of the present invention;

FIG. 5 is a front view of the active glue application mechanism of the present invention;

fig. 6 is a schematic view of the driving structure of the driving/driven ejector pins of the present invention;

FIG. 7 is a schematic view of the overall structure of the type IV bottle supporting and positioning mechanism of the present invention;

fig. 8 is a schematic diagram of the structure of the frictioning plate of the present invention.

The automatic glue coating machine comprises a main frame, a linear guide rail, a positive rotation screw rod, a reverse rotation screw rod, a first servo motor, a third speed reducer, a 2 driving glue coating mechanism, a 201 double-stroke air cylinder, a glue gun, a 203 driving ejector pin, a 204 servo motor, a 205 first speed reducer, a 206 transmission shaft, a 207 deep groove ball bearing, a 208 one-way thrust ball bearing, a 209 transmission shaft shell, a 3 driven glue coating mechanism, a 301 driven ejector pin, a 4-IV bottle holding and positioning mechanism, a 401 third servo motor, a 402 second speed reducer, a synchronous belt, a 404 ball screw, a 405 first pushing platform, a 406 pushing rod, a 407 carrier roller platform, a 408 second pushing platform, a 409 fixed rod, a 410 carrier roller bracket, a 411 carrier roller, a 412-spring, a 5-glue scraping plate, a 501-glue scraping plate rotating air cylinder, a 6-IV bottle, a 7-silicone oil box, an 8-waste glue box, a 9-waste silicone oil air cylinder, a 10-waste glue frame, a 11-13-truss glue coating pump and a 13-truss glue coating pump.

Detailed Description

The present invention will be further described with reference to the accompanying drawings. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

The utility model discloses an automatic spreading machine of IV type bottle, see fig. 1 to fig. 8, hold positioning mechanism 4, scrape offset plate 5 including main frame 1, initiative rubber coating mechanism 2, driven rubber coating mechanism 3, IV type bottle.

The main frame 1 is provided with a bidirectional driving mechanism, and the driving gluing mechanism 2 and the driven gluing mechanism 3 are symmetrically arranged on two sides of the bidirectional driving mechanism through corresponding bases 10 and used for driving the driving gluing mechanism 2 and the driven gluing mechanism 3 to move oppositely. In this embodiment, the bidirectional driving mechanism includes a linear guide 101, a forward screw 102, a reverse screw 103, a first servo motor 104 and a third speed reducer 105, the first servo motor 104 and the third speed reducer 105 are disposed at the middle position of the linear guide 101, and are in driving connection with the forward screw 102 and the reverse screw 103, and the bases 10 of the driving glue applying mechanism 2 and the driven glue applying mechanism 3 are respectively in threaded connection with the forward screw 102 and the reverse screw 103. The forward-rotation screw rod 102 and the backward-rotation screw rod 103 are driven to rotate through the work of the first servo motor 104, the bases 10 of the driving gluing mechanism 2 and the driven gluing mechanism 3 drive the driving gluing mechanism 2 and the driven gluing mechanism 3 to be close to or far away from each other, and the synchronous left-right movement and positioning of the IV-shaped bottles 6 are achieved, and the bottles are shown in the figures 1 to 3.

The active glue coating mechanism 2 comprises a double-stroke cylinder 201, a glue gun 202, an active thimble 203 and a thimble rotation driving mechanism, wherein the glue gun 202 is connected to the glue pump 13 and then arranged on the double-stroke cylinder 201, and the thimble rotation driving mechanism is arranged at one end of the active thimble 203 to drive the active thimble 203 to rotate. Referring to fig. 4 to 6, in the present embodiment, the glue gun 202 is obliquely disposed on the double-stroke cylinder 201 at a certain angle, and the double-stroke cylinder 201 can drive the glue gun 202 to move left and right, and move towards the iv-type bottle 6 or move away from the iv-type bottle 6.

Additionally, the utility model discloses a IV type bottle automatic gluing machine still includes silicon oil box 7, useless gluey box 8 and drive silicon oil box 7, the useless silicon oil rubber waste cylinder 9 that glues box 8 and reciprocate. Silicon oil box 7, waste glue box 8 set up on a support, and silicon oil waste glue cylinder 9 drive support reciprocates, and silicon oil box 7, waste glue box 8 set up in gluing rifle 202 one side in addition, and under initial condition, the rifle head position of gluing rifle 202 is located silicon oil box 7.

The automatic glue spreader for the IV-type bottle further comprises a glue spreading pipe truss 12, the glue gun 202 is connected to a glue pump 13 through a glue pipe, a sliding rail is arranged on the glue spreading pipe truss 12, and the glue pipe is connected to the sliding rail through a pulley in a sliding mode. During the process that the double-stroke cylinder 201 drives the glue gun 202 to move left and right, the glue tube can slide left and right on the gluing tube truss 12.

The driven glue coating mechanism 3 is structurally different from the driving glue coating mechanism 2 in that a driven thimble 301 arranged on the driven glue coating mechanism is not connected with a thimble rotation driving mechanism, a driving thimble 203 is arranged opposite to the driven thimble 301, the driving thimble 203 and the driven thimble 301 are in a triangular cone shape, when a robot or an artificial IV-type bottle 6 is placed on the IV-type bottle supporting and positioning mechanism 4, the driving glue coating mechanism 2 is driven by a bidirectional driving mechanism to be close to the driven glue coating mechanism 3 until the driving thimble 203 and the driven thimble 301 push the IV-type bottle 6 at the middle position, and the driving thimble 203 and the driven thimble 301 are both positioned in the bottleneck of the IV-type bottle 6.

The thimble rotation driving mechanism comprises a second servo motor 204 and a first speed reducer 205 which are arranged at one end of the driving thimble 203, the second servo motor 204 is connected to a transmission shaft 206 through the first speed reducer 205, the transmission shaft 206 is fixed with the driving thimble 203, two ends of the transmission shaft 206 are rotatably connected with a transmission shaft housing 209 through a pair of deep groove ball bearings 207, and the middle position of the transmission shaft 206 is further connected with the transmission shaft housing 209 through a one-way thrust ball bearing 208. The second servo motor 204 drives the transmission shaft 206 to rotate through the first speed reducer 205, so as to drive the driving thimble 203 to rotate, the deep groove ball bearing 207 supports the transmission shaft 206, and the one-way thrust ball bearing 208 is used for axial stress when the driving glue coating mechanism 2 and the driven glue coating mechanism 3 clamp the bottle.

The IV-type bottle supporting and positioning mechanism 4 comprises a pair of carrier rollers 411 and a carrier roller driving mechanism, wherein the carrier rollers 411 are arranged between the driving gluing mechanism 2 and the driven gluing mechanism 3 and respectively move along with the driving gluing mechanism 2 and the driven gluing mechanism 3, and the carrier roller driving mechanism is used for driving the carrier rollers 411 to move up and down. The carrier roller driving mechanism comprises a third servo motor 401, a second speed reducer 402, a synchronous belt 403 and a ball screw 404, the third servo motor 401 is connected with the synchronous belt 403 through the second speed reducer 402, the synchronous belt 403 is in rolling connection with the ball screw 404, a first propelling table 405 is in threaded connection with the ball screw 404, the first propelling table 405 is connected with a carrier roller platform 407 through a plurality of propelling rods 406, the plurality of propelling rods 407 penetrate through the setting of a second propelling table 408, and the second propelling table 408 is fixed on the base 10 through a plurality of fixing rods 409. A pair of idlers 411 rotatably connected to the idler brackets 410 are connected to the idler platforms 407 through a pair of springs 412. Referring to fig. 7, the third servo motor 401 drives the synchronous belt 403 to rotate through the second speed reducer 402, and the synchronous belt 403 drives the ball screw 404 to rotate, so as to drive the first pushing platform 405 to move up and down, thereby adjusting the up-and-down distance of the carrier rollers 411 of the carrier roller platform 407. A pair of springs 412 are arranged on the carrier roller bracket 410, referring to fig. 7, carrier rollers 411 are arranged at two ends of the carrier roller bracket 410, the lower surface of the carrier roller bracket 410 is connected through the pair of springs 412, and when the IV-type bottle 6 is in contact with the carrier rollers 411, a certain buffering force is generated.

The glue scraping plate 5 is in rolling contact with the glue applying position of the IV-type bottle 6 arranged on the carrier roller 411. The rubber scraping plate 5 is also provided with a rubber scraping plate rotating cylinder 501. The rubber scraping plate 5 is in a horizontal state in an initial state and is perpendicular to the gluing position of the IV-type bottle 6 by 90 degrees, and under the condition that rubber scraping is needed, the rubber scraping plate rotating cylinder 501 drives the rubber scraping plate 5 to rotate by 90 degrees, so that the rubber scraping plate 5 is in rolling contact with the gluing position of the IV-type bottle 6. And in order to scrape the glue more evenly, the end surface of the glue scraping plate 5 is matched with the surface shape of the glue beating position of the IV-type bottle 6.

In addition, in the present embodiment, a waste glue frame 11 is further disposed right below the glue dispensing position of the iv-type bottle 6, and the waste glue frame 11 is disposed on the base 10 corresponding to the driving glue applying mechanism 2 and the driven glue applying mechanism 3.

The working principle is as follows:

in the initial state, the gun head of the glue gun 202 is positioned in the silicone oil box 7, and the glue scraping plate 5 is in a horizontal state.

The IV-type bottle 6 is placed on a carrier roller 411 by a robot or manually, the carrier roller driving mechanism lifts the IV-type bottle 6 to a positioning thimble (a driving thimble 203 and a driven thimble 301), a first servo motor 104 of a main frame 1 acts to drive a driving gluing mechanism 2 and a driven gluing mechanism 3 to position the IV-type bottle 6, after positioning is completed, a silicone oil waste glue cylinder 9 acts to separate a gun head of a glue gun 202 from a silicone oil box 7, a double-stroke cylinder 201 acts to drive the glue gun 202 to move towards a waste glue box 8, the glue gun 202 starts to spray waste glue, after spraying of the waste glue is completed, the double-stroke cylinder 201 acts to drive the glue gun 202 to move towards the IV-type bottle 6 and move to a glue spraying position (a joint between a bottle head and a bottle body), meanwhile, a glue scraping plate rotating cylinder 501 acts, a glue scraping plate 5 rotates by 90 degrees to the glue spraying position, a second servo motor behind the driving thimble 203 works to drive the IV-type bottle 6 to rotate on the carrier roller 411, meanwhile, the glue gun 202 starts to spray glue, the glue scraping plate 5 uniformly sprays glue, after glue, the glue scraping cylinders return to the glue, and the servo motors reversely return to the positions. After the gluing and scraping are finished, the carrier roller 411 returns to the original position to wait for the robot or manual grabbing and changing.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims (10)

1. An automatic spreading machine for IV-type bottles is characterized by comprising:

the automatic gluing device comprises a main frame (1), wherein a bidirectional driving mechanism is arranged on the main frame (1), and a driving gluing mechanism (2) and a driven gluing mechanism (3) are symmetrically arranged on two sides of the bidirectional driving mechanism through corresponding bases (10) and used for driving the driving gluing mechanism (2) and the driven gluing mechanism (3) to move oppositely;

the active glue coating mechanism (2) comprises a double-stroke cylinder (201), a glue gun (202), an active thimble (203) and a thimble rotation driving mechanism, wherein the glue gun (202) is connected to a glue pump (13) and then arranged on the double-stroke cylinder (201), and the thimble rotation driving mechanism is arranged at one end of the active thimble (203) and drives the active thimble (203) to rotate;

the driven gluing mechanism (3) is structurally different from the driving gluing mechanism (2) in that a driven thimble (301) arranged on the driven gluing mechanism is not connected with a thimble rotation driving mechanism, and the driving thimble (203) is arranged opposite to the driven thimble (301);

the IV-type bottle supporting and positioning mechanism (4) comprises a pair of carrier rollers (411) and a carrier roller driving mechanism, wherein the carrier rollers (411) are arranged between the driving gluing mechanism (2) and the driven gluing mechanism (3) and respectively move along with the driving gluing mechanism (2) and the driven gluing mechanism (3), and the carrier roller driving mechanism is used for driving the carrier rollers (411) to move up and down;

the rubber scraping plate (5) is in rolling contact with a gluing position of the IV-type bottle (6) arranged on the carrier roller (411).

2. The automatic gluing machine for IV-type bottles according to claim 1, further comprising a silicone oil box (7), a waste glue box (8) and a silicone oil waste glue cylinder (9) for driving the silicone oil box (7) and the waste glue box (8) to move up and down.

3. The automatic glue spreader for the IV-type bottles according to claim 1, further comprising a glue spreading pipe truss (12), wherein the glue gun (202) is connected to the glue pump (13) through a glue pipe, the glue spreading pipe truss (12) is provided with a slide rail, and the glue pipe is slidably connected to the slide rail through a pulley.

4. The automatic glue spreader for type iv bottles according to claim 1, wherein the glue spreading plate (5) is further provided with a glue spreading plate rotating cylinder (501).

5. The automatic gluing machine for IV-type bottles according to claim 4, wherein the end surface of the glue scraping plate (5) is matched with the surface shape of the gluing position of the IV-type bottle (6).

6. The automatic gluing machine for IV-type bottles according to claim 1, wherein the bidirectional driving mechanism comprises a linear guide rail (101), a forward screw rod (102), a backward screw rod (103), a first servo motor (104) and a third speed reducer (105), the first servo motor (104) and the third speed reducer (105) are arranged in the middle of the linear guide rail (101) and are in driving connection with the forward screw rod (102) and the backward screw rod (103), and bases (10) of the driving gluing mechanism (2) and the driven gluing mechanism (3) are in threaded connection with the forward screw rod (102) and the backward screw rod (103) respectively.

7. The IV-type bottle automatic glue spreader according to claim 1, wherein the thimble rotation driving mechanism comprises a second servo motor (204) and a first speed reducer (205) which are arranged at one end of the driving thimble (203), the second servo motor (204) is connected to a transmission shaft (206) through the first speed reducer (205), the transmission shaft (206) is fixed with the driving thimble (203), two ends of the transmission shaft (206) are rotatably connected with a transmission shaft shell (209) through a pair of deep groove ball bearings (207), and the middle position of the transmission shaft (206) is further connected to the transmission shaft shell (209) through a one-way thrust ball bearing (208).

8. The IV-type bottle automatic glue spreader according to claim 1, wherein the carrier roller driving mechanism comprises a third servo motor (401), a second speed reducer (402), a synchronous belt (403) and a ball screw (404), the third servo motor (401) is connected with the synchronous belt (403) through the second speed reducer (402), the synchronous belt (403) is in rolling connection with the ball screw (404), the ball screw (404) is in threaded connection with a first propelling table (405), the first propelling table (405) is connected with a carrier roller platform (407) through a plurality of propelling rods (406), the plurality of propelling rods (406) penetrate through a second propelling table (408) and are arranged, and the second propelling table (408) is fixed on the base (10) through a plurality of fixing rods (409).

9. The automatic gluing machine for IV-type bottles according to claim 8, wherein a pair of carrier rollers (411) rotatably connected to the carrier roller bracket (410) are connected to the carrier roller platform (407) in a buffering manner through a pair of springs (412).

10. The automatic gluing machine for IV-type bottles according to claim 1, wherein a waste glue frame (11) is further arranged right below the gluing position of the IV-type bottle (6), and the waste glue frame (11) is arranged on a base (10) corresponding to the driving gluing mechanism (2) and the driven gluing mechanism (3).

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