CN210360152U

CN210360152U - Capping equipment of flip formula bottle lid

Info

Publication number: CN210360152U
Application number: CN201920876084.3U
Authority: CN
Inventors: 李玉兵
Original assignee: Hubei Mingda Plastic Products Co ltd
Current assignee: Hubei Mingda Plastic Products Co ltd
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-04-21
Anticipated expiration: 2029-06-12

Abstract

The utility model provides a gland equipment of flip formula bottle lid belongs to mechanical technical field. The machine body is provided with a guide rail horizontally arranged above the machine body, the guide rail is connected with a support plate in a sliding manner, the support plate is provided with a plurality of positioning blocks used for positioning workpieces, the support plate moves from one end of the machine body to the other end and respectively passes through a feeding station, a pressing station and a discharging station, the support plate is controlled by a driving mechanism to move on the guide rail, the pressing device comprises a pressing cylinder longitudinally arranged, a pressing plate fixedly connected with a push rod of the pressing cylinder, a plurality of pressing heads arranged on the lower surface of the pressing plate, a clamping device corresponding to the discharging station is arranged on the machine body above the guide rail, the clamping device comprises a clamping cylinder longitudinally arranged and a discharging cylinder horizontally arranged, the push rods of the clamping cylinder and the discharging cylinder are fixedly connected with a discharging plate, and the lower surface of the discharging plate is provided with a plurality of. The utility model has the advantages of can replace artifically etc. by the machine.

Description

Capping equipment of flip formula bottle lid

Technical Field

The utility model belongs to the technical field of machinery, a gland equipment of flip formula bottle lid is related to.

Background

Flip-top caps and bottles that fit with them are widely used in packaging beverages and the like, and the flip-top caps described herein refer to: the main cover body and the bottle body are connected in a threaded, pressing, clamping and other modes to seal the opening of the bottle body, and a small flip cover is hinged above the main cover body and used for closing or opening the small opening on the main bottle cover.

Little flip generally by the separation on the main lid, make its partial separation main bottle lid through modes such as mould pressfitting and cutting in the course of working, there is soft "hinge" part only, in order to make its cooling and level and smooth, generally need make little flip be in the open mode, however in the in-process of accomodating and packing the finished product, need close little flip pressfitting, so that practice thrift accommodation space and orderly packing, among the prior art, this process is generally accomplished by manpower, the reason lies in: the position of the small flip is difficult to locate; the hinged position of the small flip cover is weak, so that the defective rate is easily increased due to the operation of equipment; the manual operation steps are simple, but a plurality of steps are needed when the equipment is finished, so that the equipment investment is large and the cost is high; the feeding and the discharging of bottle lid are related to, generally need multiple power supplies such as pneumatics, surge, and equipment dependence place is severe, and the requirement is more to the infrastructure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a gland equipment of flip formula bottle lid to the above-mentioned problem that prior art exists, the utility model aims to solve the technical problem how replace the manual work, accomplish the design before the flip formula bottle lid packing.

The purpose of the utility model can be realized by the following technical proposal: the capping equipment for the flip-type bottle cap is characterized by comprising a machine body, a feeding station, a pressing station and a discharging station, wherein the feeding station, the pressing station and the discharging station are arranged on the machine body, a horizontally arranged guide rail is arranged above the machine body, a support plate is connected to the guide rail in a sliding manner, a plurality of positioning blocks used for positioning a workpiece are arranged on the support plate, the support plate moves from one end of the machine body to the other end and passes through the feeding station, the pressing station and the discharging station respectively, the support plate is controlled by a driving mechanism to move on the guide rail, guide plates parallel to the guide rail are arranged on two sides of the guide rail respectively, a guide surface with an obtuse upper surface of the guide rail is arranged on each guide plate, a pressing device corresponding to the pressing station is arranged on the machine body above the guide rail, and each pressing device comprises a pressing cylinder and a pressing plate fixedly connected with a push rod, A plurality of sets up the pressure head at the pressfitting board lower surface, each pressure head and locating piece one-to-one, be provided with the clamping device who corresponds with the unloading station on the organism of guide rail top, clamping device is including the unloading cylinder that presss from both sides the material cylinder and the level setting of vertical setting, the push rod that presss from both sides material cylinder and unloading cylinder all links to each other with flitch is fixed, the lower surface of flitch is provided with a plurality of anchor clamps that can centre gripping each work piece respectively down.

The working process of the capping equipment is as follows:

the workpieces are buckled on the corresponding positioning blocks respectively through the mechanical arm until each positioning block is provided with one workpiece, and the workpieces are tidy, namely the hinged position of the small cover plate is positioned in the direction of two sides of the carrier plate, the driving mechanism drives the carrier plate to move to the pressing station, the carrier plate is paused at the pressing station, and the small turnover cover is inclined towards the direction of the upper surface of the main bottle cover under the action of the guide plate in the process that the carrier plate moves from the feeding station to the pressing station so as to pre-position the small turnover cover; then, locking and fixing are formed between the small turnover cover and the corresponding notch on the upper surface of the main bottle cover through a pressing device, namely the small turnover cover is closed; and after the pressing is completed, the clamping cylinder is moved downwards to enable the clamp to fix each workpiece, the clamping cylinder is moved upwards to the workpiece separation positioning block, the blanking cylinder pulls the blanking plate outwards to enable the workpiece to be separated from the blanking station, the clamp is released to enable the workpiece to fall into the corresponding storage box, and the operation is completed.

Because traditional mode all is accomplished through the manpower, makes with high costs, and the little flip pressfitting degree before the finished product packing differs, makes the shipment state of work piece irregular.

In the above capping device for the flip-type bottle cap, the driving mechanism includes a driving cylinder located on the same horizontal plane as the support plate, and a push rod of the driving cylinder is fixedly connected to the support plate.

In foretell capping equipment of flip formula bottle lid, actuating mechanism includes a drive wheel, follower, connects the cingulum between drive wheel and follower, the drive wheel is by a motor drive, the fixed two baffles that are provided with on the lateral surface of cingulum, be connected with a round pin axle between two baffles, one side of support plate is fixed and is provided with a connecting block, connecting block sliding connection is on selling the axle, be provided with a buffer spring between connecting block and the two baffles respectively, the outer end of connecting block is fixed and is provided with an iron plate, the fixed permanent magnetism piece that is located between two baffles that is provided with on the lateral surface of cingulum.

In order to make the position of support plate more accurate, eliminate the support plate and open and stop the influence of in-process inertial force to the precision, improve the precision that the cingulum removed through the mode of cingulum, this motor is marching type, and accurate driving about the cingulum and remove and stop after the certain distance, when the support plate takes place to open and stop the action, at first receive buffer spring's buffering, after the buffering, permanent magnetism piece and iron plate adsorb the location, make the support plate readjusted to accurate position.

In the capping equipment of foretell flip formula bottle lid, be provided with one between deflector and the organism and order about little flip to the flattening structure of main bottle lid upper surface orientation slope, the flattening structure include one with guide rail vertically flattening cylinder, the fixed board of driving that is located the deflector top that is provided with on the push rod of flattening cylinder, it has a lower extreme open-ended mounting groove to drive to have in the board, the mounting groove internal rotation is connected with two swing arms, two swing arm intermediate connections have a roller, the roller rotates and connects between two swing arms, be connected with the extension spring that is in tensile state between the inner wall of swing arm and mounting groove, the extension spring can order about the roller sticiss on the spigot surface.

The deflector can only drive little flip to move to main bottle lid upper surface direction, however, because be connected between little flip and the main bottle lid and make little flip probably have the condition that has the bounce-back, in order to avoid little flip to deviate from the main bottle lid because of the bounce-back, make the pressfitting time impaired the work piece, set up a flattening structure above the deflector, promote the in-process that drives the board and remove to the support plate middle part at the flattening cylinder, receive the effect of extension spring, the cylinder hangs down to compressing tightly with the spigot surface, compress tightly little flip, make and have certain pressure between the breach that little flip corresponds, though can not be with little flip pressfitting to main flip on, but can avoid little flip to bounce-back.

In the above capping device for the flip-type bottle cap, the pressure head is a hemispherical soft rubber sheet, and the curved surface of the pressure head faces downwards.

In foretell capping equipment of flip formula bottle lid, the pressure head includes a columniform installation piece, a lower extreme open-ended mounting hole has in the installation piece, the fixed valve rod that is provided with down in the mounting hole, sliding connection has an axle sleeve on the valve rod, be connected with a reset spring one between axle sleeve and the mounting hole top wall, the fixed clamp plate that is provided with of lower extreme of axle sleeve, the fixed uide bushing that is provided with an inner hole for the awl column form of lower extreme of pressure head.

After the upper surface of the main bottle cap is pressed, in order to avoid the main bottle cap from being separated from the positioning block, the first reset spring is arranged and can push the main bottle cap to move downwards when the mounting block moves upwards, so that the main bottle cap is prevented from being taken away by the mounting block, and meanwhile, the main bottle cap can be buffered, and the main bottle cap is prevented from being damaged.

The uide bushing is the rubber spare, can protect the outer lane of main bottle lid on the one hand, and on the other hand can avoid precision error to lead to the main bottle lid can not the accurate location hand-hole.

In the capping device of the flip cap, a guide hole perpendicular to the valve rod is formed in the valve rod, two positioning pins are connected in the guide hole in a sliding mode, a compression spring in a compression state is connected between the inner ends of the two positioning pins, a plurality of groups of positioning notches corresponding to the positioning pins are formed in the inner wall of the shaft sleeve, and the shaft sleeve is connected with the valve rod through a spline.

In the pressing process, too high pressure can cause damage to patterns, patterns or characters above the main bottle cap or the small bottle cap, and too low pressure can cause the small bottle cap not to be tightly buckled on the main bottle cap.

In the above mentioned capping device for the cap turning over type bottle cap, the clamp comprises a suction cup, a main air pipe is connected with a handle part of the suction cup, and the main air pipe is connected with an air cylinder.

In the capping device for the flip-type bottle cap, the clamp comprises a cylindrical clamping head, a containing cavity with an opening at the lower end is arranged in the clamping head, a sliding rod is connected to the clamping head in a sliding manner, a push block is fixedly arranged at the lower end of the sliding rod, a second reset spring sleeved on the sliding rod is connected between the push block and the top of the containing cavity, and an annular and soft anti-slip sheet is connected between the peripheral surface of the push block and the inner wall surface of the containing cavity; the thickness of the anti-slip sheet is gradually reduced from the inner edge of the outer edge.

The pneumatic mode needs external air source, and is more complicated, and the firm nature of centre gripping is also relatively poor.

In the scheme, the inner edge of the anti-slip sheet moves upwards in the upwards moving process of the sliding rod, the total thickness of the overlapped part is gradually increased, so that a workpiece is gradually clamped after smoothly entering the accommodating cavity, the workpiece is not damaged, the total thickness of the part, in contact with the outer side surface of the bottle cap, of the overlapped part of the anti-slip sheet is gradually reduced when the sliding rod moves downwards, the workpiece is loosened, and the anti-slip bottle cap has the advantages of simple and reliable structure, better workpiece protection effect and the like.

Drawings

Fig. 1 is a schematic perspective view of the capping apparatus.

Fig. 2 is a schematic view of the driving mechanism in the capping apparatus.

Figure 3 is a cross-sectional view of the ram in the capping apparatus.

Figure 4 is a cross-sectional view of the gripping head in the present capping apparatus.

Fig. 5 is a partial perspective view of the driving plate and the guide plate.

Figure 6 is a cross-sectional view of the gripping head.

In the figure, 1, a machine body, 21 and a guide rail; 22. a carrier plate; 23. positioning blocks; 24. a guide plate; 25. a guide surface; 31. pressing a cylinder; 32. pressing the plywood; 33. mounting blocks; 34. mounting holes; 35. a valve stem; 351. a guide hole; 352. positioning pins; 353. a compression spring; 36. a shaft sleeve; 361. a positioning notch; 37. a first return spring; 38. pressing a plate; 39. A guide sleeve; 41. a drive wheel; 42. a driven wheel; 43. a toothed belt; 44. a baffle plate; 45. A pin shaft; 46. connecting blocks; 47. a buffer spring; 48. an iron block; 49. permanent magnet blocks; 51. Leveling the cylinder; 52. a driving plate; 53. mounting grooves; 54. swinging arms; 55. a roller; 56. a tension spring; 61. a material clamping cylinder; 62. a blanking cylinder; 63. a clamping head; 64. an accommodating chamber; 65. a slide bar; 66. a push block; 67. a second return spring; 68. and (4) anti-slip sheets.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, the capping device includes a body 1, and a feeding station, a pressing station and a discharging station disposed on the body 1, a horizontally disposed guide rail 21 is disposed above the body 1, a carrier plate 22 is slidably connected to the guide rail 21, a plurality of positioning blocks 23 for positioning a workpiece are disposed on the carrier plate 22, the carrier plate 22 moves from one end of the body 1 to the other end and passes through the feeding station, the pressing station and the discharging station, the carrier plate 22 is controlled by a driving mechanism to move on the guide rail 21, a guide plate 24 parallel to the guide rail 21 is disposed on each of two sides of the guide rail 21, a guide surface 25 at an obtuse angle is disposed on the guide plate 24, a pressing device corresponding to the pressing station is disposed on the body 1 above the guide rail 21, the pressing device includes a pressing cylinder 31 disposed longitudinally, and a pressing plate 32 fixedly connected to a push rod of the pressing cylinder 31, The press heads are arranged on the lower surface of the press plate 32, the press heads correspond to the positioning blocks 23 one by one, a clamping device corresponding to a blanking station is arranged on the machine body 1 above the guide rail 21, the clamping device comprises a vertically arranged material clamping cylinder 61 and a horizontally arranged blanking cylinder 62, push rods of the material clamping cylinder and the blanking cylinder 62 are fixedly connected with a blanking plate, and a plurality of clamps capable of clamping workpieces respectively are arranged on the lower surface of the blanking plate.

The working process of the capping equipment is as follows:

the workpieces are respectively buckled on the corresponding positioning blocks 23 through the mechanical arm until each positioning block 23 is provided with one workpiece, and the workpieces are tidy, namely the hinged position of the small cover plate is positioned in the direction of two sides of the carrier plate 22, the driving mechanism drives the carrier plate 22 to move to the pressing station, the carrier plate 22 is paused at the pressing station, and the small turnover cover is inclined towards the direction of the upper surface of the main bottle cover under the action of the guide plate 24 in the process that the carrier plate 22 moves from the feeding station to the pressing station so as to pre-position the small turnover cover; then, locking and fixing are formed between the small turnover cover and the corresponding notch on the upper surface of the main bottle cover through a pressing device, namely the small turnover cover is closed; after the pressing is completed, the clamping cylinder is moved downwards to enable the clamp to fix each workpiece, the clamping cylinder is moved upwards to enable the workpiece to be separated from the positioning block 23, the blanking cylinder 62 pulls the blanking plate outwards to enable the workpiece to be separated from the blanking station, the clamp is released to enable the workpiece to fall into the corresponding storage box, and the operation is completed.

The driving mechanism comprises a driving cylinder which is positioned on the same horizontal plane with carrier plate 22, and a push rod of the driving cylinder is fixedly connected with carrier plate 22.

As shown in fig. 1 and 2, the driving mechanism includes a driving wheel 41, a driven wheel 42, and a toothed belt 43 connected between the driving wheel 41 and the driven wheel 42, the driving wheel 41 is driven by a motor, two baffles 44 are fixedly disposed on an outer side surface of the toothed belt 43, a pin 45 is connected between the two baffles 44, a connecting block 46 is fixedly disposed on one side of the carrier plate 22, the connecting block 46 is slidably connected to the pin 45, a buffer spring 47 is disposed between the connecting block 46 and each of the two baffles 44, an iron block 48 is fixedly disposed at an outer end of the connecting block 46, and a permanent magnet 49 disposed between the two baffles 44 is fixedly disposed on an outer side surface of the toothed belt 43.

In order to make the position of carrier plate 22 more accurate and eliminate the influence of inertial force on the accuracy in the process of starting and stopping carrier plate 22, the accuracy of movement of toothed belt 43 is improved by means of toothed belt 43, the motor is step-by-step, accurately drives toothed belt 43 to move for a certain distance and then stop, when starting and stopping carrier plate 22, the carrier plate is firstly buffered by buffer spring 47, and after the buffering is finished, permanent magnet 49 and iron block 48 are adsorbed and positioned, so that carrier plate 22 is readjusted to the accurate position.

As shown in fig. 1, fig. 5 and fig. 6, be provided with a flattening structure that can order about little flip to the slope of main bottle lid upper surface direction between deflector 24 and the organism 1, flattening structure includes a flattening cylinder 51 perpendicular with guide rail 21, fixedly on flattening cylinder 51's the push rod be provided with one and be located deflector 24 top driving plate 52, driving plate 52 has a lower extreme open-ended mounting groove 53 in, the internal rotation of mounting groove 53 is connected with two swing arms 54, two swing arm 54 intermediate connections have a roller 55, roller 55 rotates and connects between two swing arms 54, be connected with the extension spring 56 that is in tensile state between the inner wall of swing arm 54 and mounting groove 53, extension spring 56 can order about roller 55 to press tightly on spigot surface 25.

Guide plate 24 can only drive little flip to main bottle lid upper surface direction removal, however, because be connected between little flip and the main bottle lid and make little flip probably have the condition of bounce-back, in order to avoid little flip to deviate from the main bottle lid because of the bounce-back, make the during-pressing impaired work piece, set up a flattening structure in guide plate 24 top, promote the in-process that drives board 52 and remove to support plate 22 middle part at flattening cylinder 51, receive the effect of extension spring 56, the cylinder droops to and compresses tightly with guide surface 25, compress tightly little flip, make it have certain pressure with between the breach that little flip corresponds, although can not pressfitting little flip to main flip, but can avoid little flip to bounce-back.

The pressure head is a hemispherical soft film, and the curved surface of the pressure head faces downwards.

As shown in fig. 1 and 3, the pressure head includes a cylindrical mounting block 33, a mounting hole 34 with an opening at a lower end is formed in the mounting block 33, a downward valve rod 35 is fixedly arranged in the mounting hole 34, a shaft sleeve 36 is slidably connected to the valve rod 35, a first return spring 37 is connected between the shaft sleeve 36 and the top wall surface of the mounting hole 34, a pressing plate 38 is fixedly arranged at the lower end of the shaft sleeve 36, and a guide sleeve 39 with a conical inner hole is fixedly arranged at the lower end of the pressure head.

After the upper surface of the main bottle cap is pressed, in order to avoid the main bottle cap from being separated from the positioning block 23, the first reset spring 37 is arranged and can push the main bottle cap to move downwards when the mounting block 33 moves upwards, so that the main bottle cap is prevented from being taken away by the mounting block 33, and meanwhile, the main bottle cap can be buffered, and the main bottle cap is prevented from being damaged.

The guide sleeve 39 is a rubber part, so that the outer ring of the main bottle cap can be protected on the one hand, and the main bottle cap cannot be accurately positioned into the hole due to the fact that accuracy errors can be avoided on the other hand.

The valve rod 35 is provided with a guide hole 351 perpendicular to the valve rod 35, the guide hole 351 is connected with two positioning pins 352 in a sliding mode, a compression spring 353 in a compression state is connected between the inner ends of the two positioning pins 352, a plurality of groups of positioning notches 361 corresponding to the positioning pins 352 are arranged on the inner wall of the shaft sleeve 36, and the shaft sleeve 36 is connected with the valve rod 35 through splines.

In order to avoid the situation that too much pressure may cause the pattern, pattern or printing on the main bottle cap or the small bottle cap to be damaged, and too little pressure may cause the small bottle cap not to be fastened on the main bottle cap, two positioning pins 352 are provided on the valve rod 35, and during the movement of the shaft sleeve 36 relative to the valve rod 35, a bump and uneven pressure are formed between the shaft sleeve 36 and the valve rod 35, so that the small bottle cap can be better pressed with the main bottle cap.

The clamp comprises a sucker, a main air pipe is connected with a handle part of the sucker, and the main air pipe is connected with an air cylinder.

As shown in fig. 1 and 4, the clamp includes a cylindrical clamping head 63, a containing cavity 64 with an opening at the lower end is arranged in the clamping head 63, a sliding rod 65 is connected on the clamping head 63 in a sliding manner, a push block 66 is fixedly arranged at the lower end of the sliding rod 65, a second return spring 67 sleeved on the sliding rod 65 is connected between the push block 66 and the top of the containing cavity 64, and an annular and soft anti-slip sheet 68 is connected between the circumferential surface of the push block 66 and the inner wall surface of the containing cavity 64; the thickness of the anti-slip sheet is gradually reduced from the inner edge of the outer edge.

In the scheme, the inner edge of the anti-slip sheet 68 moves upwards in the upwards moving process of the slide bar 65, the total thickness of the overlapped part is gradually increased, so that a workpiece is gradually clamped after smoothly entering the accommodating cavity 64, the workpiece is not damaged, the total thickness of the part, in contact with the outer side surface of the bottle cap, of the overlapped part of the anti-slip sheet 68 is gradually reduced when the slide bar 65 moves downwards, the workpiece is loosened, and the anti-slip bottle cap has the advantages of simple and reliable structure, better workpiece protection effect and the like.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The capping equipment for the flip type bottle cap is characterized by comprising a machine body (1), and a feeding station, a pressing station and a discharging station which are arranged on the machine body (1), wherein a guide rail (21) which is horizontally arranged is arranged above the machine body (1), a carrier plate (22) is connected on the guide rail (21) in a sliding manner, a plurality of positioning blocks (23) for positioning a workpiece are arranged on the carrier plate (22), the carrier plate (22) moves from one end of the machine body (1) to the other end and respectively passes through the feeding station, the pressing station and the discharging station, the carrier plate (22) is controlled by a driving mechanism to move on the guide rail (21), two sides of the guide rail (21) are respectively provided with a guide plate (24) which is parallel to the guide rail (21), the guide plate (24) is provided with a guide surface (25) with an obtuse angle on the upper surface of the guide rail (21), the pressing device is characterized in that a pressing device corresponding to a pressing station is arranged on the machine body (1) above the guide rail (21), the pressing device comprises a pressing cylinder (31) which is vertically arranged, a pressing plate (32) which is fixedly connected with a push rod of the pressing cylinder (31), and a plurality of pressing heads which are arranged on the lower surface of the pressing plate (32), each pressing head corresponds to one of the positioning blocks (23), a clamping device corresponding to a blanking station is arranged on the machine body (1) above the guide rail (21), the clamping device comprises a clamping cylinder (61) which is vertically arranged and a blanking cylinder (62) which is horizontally arranged, the push rods of the clamping cylinder (61) and the blanking cylinder (62) are fixedly connected with a blanking plate, and a plurality of fixtures capable of respectively clamping each workpiece are arranged on the lower surface of the blanking plate.

2. The capping device of a flip-top bottle cap as claimed in claim 1, wherein the driving mechanism comprises a driving cylinder located at the same level as the carrier plate (22), and a push rod of the driving cylinder is fixedly connected to the carrier plate (22).

3. Capping device of the cap of the flip-top type, as claimed in claim 1, characterised in that said driving means comprise a driving wheel (41), a driven wheel (42), a toothed belt (43) connected between the driving wheel (41) and the driven wheel (42), the driving wheel (41) is driven by a motor, two baffle plates (44) are fixedly arranged on the outer side surface of the toothed belt (43), a pin shaft (45) is connected between the two baffle plates (44), one side of the carrier plate (22) is fixedly provided with a connecting block (46), the connecting block (46) is connected on the pin shaft (45) in a sliding way, a buffer spring (47) is respectively arranged between the connecting block (46) and the two baffle plates (44), an iron block (48) is fixedly arranged at the outer end of the connecting block (46), and a permanent magnet block (49) positioned between the two baffle plates (44) is fixedly arranged on the outer side surface of the toothed belt (43).

4. The capping device of the flip-type bottle cap as claimed in claim 1, 2 or 3, wherein a leveling structure capable of driving the small flip-top cap to incline towards the upper surface of the main bottle cap is disposed between the guide plate (24) and the machine body (1), the leveling structure comprises a leveling cylinder (51) perpendicular to the guide rail (21), a driving plate (52) located above the guide plate (24) is fixedly disposed on a push rod of the leveling cylinder (51), a mounting groove (53) with an opening at a lower end is disposed in the driving plate (52), the mounting groove (53) is rotatably connected with two swing arms (54), a roller (55) is connected between the two swing arms (54), a tension spring (56) in a stretching state is connected between the swing arms (54) and the inner wall of the mounting groove (53), the tension spring (56) can drive the roller (55) to be tightly pressed on the guide surface (25).

5. The capping apparatus of a flip-top type bottle cap as claimed in claim 1, 2 or 3, wherein the ram is a soft rubber sheet having a hemispherical shape, and the curved surface of the ram is downward.

6. The capping device of the flip cap type bottle cap as claimed in claim 1, 2 or 3, wherein the pressing head comprises a cylindrical mounting block (33), a mounting hole (34) with an opening at the lower end is formed in the mounting block (33), a downward valve rod (35) is fixedly arranged in the mounting hole (34), a shaft sleeve (36) is slidably connected to the valve rod (35), a first return spring (37) is connected between the shaft sleeve (36) and the top wall surface of the mounting hole (34), a pressing plate (38) is fixedly arranged at the lower end of the shaft sleeve (36), and a guide sleeve (39) with a conical inner hole is fixedly arranged at the lower end of the pressing head.

7. The capping device of the flip cap type bottle cap as claimed in claim 6, wherein the valve rod (35) is provided with a guide hole (351) perpendicular to the valve rod (35), the guide hole (351) is connected with two positioning pins (352) in a sliding manner, a compression spring (353) in a compressed state is connected between the inner ends of the two positioning pins (352), the inner wall of the shaft sleeve (36) is provided with a plurality of groups of positioning notches (361) corresponding to the positioning pins (352), and the shaft sleeve (36) is connected with the valve rod (35) through splines.

8. The capping apparatus of a flip cap as claimed in claim 1, 2 or 3, wherein the clamp comprises a suction cup, a stem of the suction cup is connected to a main air pipe, and the main air pipe is connected to a cylinder.

9. The capping device of the flip-top bottle cap as claimed in claim 1, 2 or 3, wherein the clamp comprises a cylindrical clamping head (63), the clamping head (63) has a containing cavity (64) with an opening at the lower end, the clamping head (63) is slidably connected with a sliding rod (65), the lower end of the sliding rod (65) is fixedly provided with a push block (66), a second return spring (67) sleeved on the sliding rod (65) is connected between the push block (66) and the top of the containing cavity (64), and an annular and soft anti-slip sheet (68) is connected between the circumferential surface of the push block (66) and the inner wall surface of the containing cavity (64); the thickness of the anti-slip sheet is gradually reduced from the inner edge of the outer edge.