Dual drive active bottle clamp mechanism

Abstract

The application discloses a double-drive type active bottle clamp mechanism, which comprises an active bottle clamp installed on a rotating disc, an upper cam and a lower cam fixed on a rack, and the structure of the active bottle clamp comprises a base, left and right clamping pieces respectively arranged on the left and right sides of the base, and the middle parts of the two clamping pieces are respectively hinged to the base, a right driving arm is arranged on the right side of the rear end of the left clamping piece, a left driving arm is arranged on the left side of the rear end of the right clamping piece, the left end of the right driving arm is fixed to the rear end of the left clamping piece, the right end of the left driving arm is fixed to the rear end of the right clamping piece, the two driving arms are arranged in an upper and lower interval mode, rollers are respectively arranged on the right end of the right driving arm and the left end of the left driving arm, and the rollers are an upper roller and a lower roller, and a compression spring is arranged between the rear parts of the two clamping pieces; and the upper cam and the lower cam are arranged in a staggered mode in the circumferential direction of the rotating disc. The double-drive type active bottle clamp mechanism has the advantages of simple structure, long service life and low manufacturing cost.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of beverage production equipment, in particular to an active bottle clamp mechanism. BACKGROUND

[0002] In the filling production, the containers are transferred by the bottle clamps on the rotating disc, so as to realize the transmission of the bottles. The bottle clamps are generally divided into active bottle clamps and passive bottle clamps. The active bottle clamps are usually driven to open the two clamping pieces by the cooperation of the rollers and the cams, so that the bottle clamps can be filled and discharged. When the two clamping pieces are opened, they are interconnected through the multi-link linkage structure between them. The multi-link linkage structure increases the processing and assembly requirements of the parts in the bottle clamp, increases the manufacturing cost, makes the overall structure of the bottle clamp complex, and reduces the service life of the bottle clamp. SUMMARY

[0003] The technical problem to be solved by the present application is to provide a double-drive active bottle clamp mechanism with simple structure, long service life and low manufacturing cost.

[0004] In order to solve the above problems, the technical scheme adopted by the present application is as follows: a double-drive active bottle clamp mechanism, characterized by comprising: an active bottle clamp mounted on a rotating disc, an upper cam and a lower cam fixed on a rack, the structure of the active bottle clamp comprising: a base, a left clamping piece and a right clamping piece are respectively arranged on the left and right sides of the base, the middle parts of the two clamping pieces are respectively hinged to the base, so that the two clamping pieces can swing left and right, a right driving arm is arranged on the right side of the rear end of the left clamping piece, a left driving arm is arranged on the left side of the rear end of the right clamping piece, the left end of the right driving arm is fixed to the rear end of the left clamping piece, the right end of the left driving arm is fixed to the rear end of the right clamping piece, the two driving arms are arranged in an upper and lower interval, a roller is arranged on the right end of the right driving arm and the left end of the left driving arm, the roller located above is an upper roller, the roller located below is a lower roller, a compression spring is arranged between the rear parts of the two clamping pieces, under the action of the compression spring, the front ends of the two clamping pieces can swing relative to each other to clamp; the upper cam and the lower cam are arranged in a circumferential direction of the rotating disc, when the active bottle clamp is rotated under the driving of the rotating disc, the active bottle clamp will reciprocate to the two cams, wherein: the upper roller will move to the upper cam and roll along the surface of the upper cam, at the same time, the lower roller will move to the lower cam and roll along the surface of the lower cam; when the two rollers roll on the respective cams, the two cams can drive the corresponding clamping pieces to swing through the rollers rolling thereon and the respective driving arms of the rollers, so that the two clamping pieces can complete the opening and closing action under the driving of the two cams respectively.

[0005] Further, the aforementioned double drive type active bottle clamp mechanism, wherein: each of the two cams further comprises: a locking section located outside and behind the near idle section, as the rotating disc rotates, the two rollers can simultaneously enter the respective corresponding locking sections and roll on the surface thereof, at this time, the two rollers will be respectively limited by the respective corresponding locking sections and cannot swing outward, so that the two clamping pieces can be locked after clamping the bottle mouth and cannot be opened.

[0006] Further, the aforementioned double drive type active bottle clamp mechanism, wherein: each of the two cams further comprises: a locking section located outside and behind the near idle section, as the rotating disc rotates, the two rollers can simultaneously enter the respective corresponding locking sections and roll on the surface thereof, at this time, the two rollers will be respectively limited by the respective corresponding locking sections and cannot swing outward, so that the two clamping pieces can be locked after clamping the bottle mouth and cannot be opened.

[0007] Further, the aforementioned double drive type active bottle clamp mechanism, wherein: each of the two cams further comprises: a return section located behind the near idle section, the rear end of the surface of the near idle section and the front end of the surface of the return section are smoothly connected, as the rotating disc rotates, the two rollers can simultaneously enter the respective corresponding return sections and roll on the surface thereof, at this time, the two rollers will simultaneously return and gradually swing inward respectively, so as to reduce the impact force of the two clamping pieces when clamping the bottle mouth.

[0008] Further, the aforementioned double drive type active bottle clamp mechanism, wherein: each of the two cams further comprises: a return section located behind the near idle section, the rear end of the surface of the near idle section and the front end of the surface of the return section are smoothly connected, as the rotating disc rotates, the two rollers can simultaneously enter the respective corresponding return sections and roll on the surface thereof, at this time, the two rollers will simultaneously return and gradually swing inward respectively, so as to reduce the impact force of the two clamping pieces when clamping the bottle mouth.

[0009] Further, the aforementioned double drive type active bottle clamp mechanism, wherein: a mounting column is arranged on the left and right sides below the base respectively, the top of the mounting column is fixed with the base, and the bottom of the mounting column is fixed with the rotating disc, so that the base can be installed on the rotating disc through the two mounting columns.

[0010] Further, the double drive type active bottle clamp mechanism, wherein: the rear part of the two clamping pieces is respectively provided with a positioning protrusion, and the two ends of the compression spring are respectively sleeved on one positioning protrusion, so that the compression spring can be positioned between the rear parts of the two clamping pieces.

[0011] The advantages of the present application are: the double drive type active bottle clamp mechanism cancels the multi-link linkage mechanism between the two clamping pieces, and adopts two cams to respectively drive the two clamping pieces to complete the opening and closing of the bottle clamp, thereby greatly simplifying the structure of the bottle clamp, reducing the manufacturing cost of the bottle clamp, and prolonging the service life of the bottle clamp; in addition, after the active bottle clamp is suspendedly installed on the rotating disc through two mounting columns, the assembly gap and the mounting contact surface can be greatly reduced, so that the cleaning dead angle can be reduced, so that the active bottle clamp can better adapt to the customer's requirement for the cleanliness of the sterile equipment, and the number of installed parts is also reduced, the structure is simplified, and the service life is prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 The figure is a structural schematic view of the double drive type active bottle clamp mechanism.

[0013] Figure 2 The figure is a structural schematic view of the active bottle clamp in the double drive type active bottle clamp mechanism.

[0014] Figure 3 The figure is a structural schematic view of the cam in the double drive type active bottle clamp mechanism. DETAILED DESCRIPTION

[0015] The present application will be further described in detail below in combination with specific embodiments and the drawings.

[0016] As Figure 1 , Figure 2As shown, the double-drive active bottle clamp mechanism comprises: an active bottle clamp 2 mounted on the rotating disc 1, an upper cam 3 and a lower cam 4 fixed on the frame, the structure of the active bottle clamp 2 comprises: a base 5, a left clamping piece 6 and a right clamping piece 7 are respectively arranged on the left and right sides of the base 5, the middle parts of the two clamping pieces are respectively hinged to the base 5, so that both clamping pieces can swing left and right, a right drive arm 8 is arranged on the right side of the rear end of the left clamping piece 6, and a left drive arm 9 is arranged on the left side of the rear end of the right clamping piece 7, the left end of the right drive arm 8 is fixed to the rear end of the left clamping piece 6, and the right end of the left drive arm 9 is fixed to the rear end of the right clamping piece 7, the two drive arms are arranged in an upper and lower interval, a roller is arranged on the right end of the right drive arm 8 and the left end of the left drive arm 9, respectively, the roller located on the upper side is an upper roller 10, and the roller located on the lower side is a lower roller 11, a compression spring 12 is arranged between the rear parts of the two clamping pieces, and under the action of the compression spring 12, the front ends of the two clamping pieces can swing relative to each other to clamp; the upper cam 3 and the lower cam 4 are arranged in a circumferential direction of the rotating disc 1, when the active bottle clamp 2 rotates under the driving of the rotating disc 1, the active bottle clamp 2 will reciprocate to the two cams, wherein: the upper roller 10 will move to the upper cam 3 and roll along the surface of the upper cam 3, and at the same time, the lower roller 11 will move to the lower cam 4 and roll along the surface of the lower cam 4; when the two rollers roll on the respective cams, the two cams can drive the corresponding clamping pieces to swing through the rollers rolling thereon and the respective drive arms corresponding to the rollers, so that the two clamping pieces can complete the opening and closing action under the respective driving of the two cams.

[0017] In the embodiment, as shown, Figure 3 the two cams each comprise: a lift section 13 and a near-rest section 14, the rear end of the surface of the lift section 13 and the front end of the surface of the near-rest section 14 are smoothly connected, the upper roller 10 rolls along the lift section 13 and the near-rest section 14 on the upper cam 3 in sequence, the lower roller 11 rolls along the lift section 13 and the near-rest section 14 on the lower cam 4 in sequence, the active bottle clamp 2 and the two cams cooperate to enable the two rollers to simultaneously enter or exit the lift section 13 and the near-rest section 14 on the respective cams, when the two rollers simultaneously roll on the respective lift sections 13, the two rollers will simultaneously lift and gradually swing outward, at this time, the two clamping pieces can be opened under the driving of the respective rollers and drive arms to overcome the elastic force of the compression spring 12, when the two rollers simultaneously roll on the respective near-rest sections 14, the two clamping pieces can be kept open and wait for the bottle, after the two rollers simultaneously exit the respective near-rest sections 14, the two clamping pieces can clamp the bottle mouth under the action of the compression spring 12.

[0018] The two cams further each comprise a locking section 15 located outside the rear of the near-rest section 14, and as the rotating disc 1 rotates, the two rollers can simultaneously enter the respective corresponding locking sections 15 and roll on the wheel surfaces thereof, at which time the two rollers are respectively limited by the respective corresponding locking sections 15 and cannot swing outward, so that the two clamping pieces can be locked after clamping the bottle mouth and cannot be opened. When the bottle is transferred, the active bottle clamp needs to lock the two clamping pieces through the locking section 15, so as to prevent the two clamping pieces from being opened by external force after clamping the bottle.

[0019] The two cams further each comprise a return section 16 located behind the near-rest section 14, and the rear end of the wheel surface of the near-rest section 14 and the front end of the wheel surface of the return section 16 are smoothly connected, and as the rotating disc 1 rotates, the two rollers can simultaneously enter the respective corresponding return sections 16 and roll on the wheel surfaces thereof, at which time the two rollers simultaneously return and gradually swing inward respectively, so as to reduce the impact force of the two clamping pieces on the bottle mouth under the action of the spring.

[0020] The two cams further each comprise a far-rest section 17 located in front of the lift section 13, and the rear end of the wheel surface of the far-rest section 17 and the front end of the wheel surface of the lift section 13 are smoothly connected, and as the rotating disc 1 rotates, the two rollers can simultaneously enter the respective corresponding far-rest sections 17 and roll on the wheel surfaces thereof, at which time the two rollers only roll, but do not drive the respective corresponding clamping pieces to move. The far-rest section 17 is provided to enable the rollers to roll in advance, so as to reduce the impact force when the rollers move to the lift section 13.

[0021] In the embodiment, one mounting column 18 is respectively arranged on the left and right sides below the base 5, the top of the mounting column 18 is fixed with the base 5, and the bottom of the mounting column 18 is fixed with the rotating disc 1, so that the base 5 can be mounted on the rotating disc 1 through the two mounting columns 18. In actual production, threaded columns are arranged at both ends of the mounting column 18, and the mounting column 18 is fixed with the base 5 and the rotating disc 1 through the threaded columns at both ends thereof. After the active bottle clamp 2 is suspended and mounted on the rotating disc 1 through the two mounting columns 18, the assembly gap and the mounting contact surface can be greatly reduced, so that the cleaning dead angle can be reduced, which can better adapt to the customer's requirement for the cleanliness of the sterile equipment, and at the same time, the number of installed parts is reduced, the structure is simplified, and the service life is prolonged.

[0022] In order to prevent the compression spring 12 from falling off, a positioning protrusion is respectively arranged on the rear of the two clamping pieces, and the two ends of the compression spring 12 are respectively sleeved on one positioning protrusion, so that the compression spring 12 can be positioned between the rear of the two clamping pieces.

Claims

1. A dual drive active bottle gripper mechanism, characterized by: The application relates to a bottle clamping device, which comprises a main bottle clamp installed on a rotating disc, an upper cam and a lower cam fixed on a frame, and the main bottle clamp comprises a base, left and right clamping pieces arranged on the left and right sides of the base respectively, the middle parts of the two clamping pieces are hingedly connected with the base, so that the two clamping pieces can swing leftward and rightward, a right driving arm is arranged on the right side of the rear end of the left clamping piece, a left driving arm is arranged on the left side of the rear end of the right clamping piece, the left end of the right driving arm is fixed with the rear end of the left clamping piece, the right end of the left driving arm is fixed with the rear end of the right clamping piece, the two driving arms are arranged in an upper-lower interval, rollers are arranged on the right end of the right driving arm and the left end of the left driving arm respectively, the roller located on the upper side is an upper roller, and the roller located on the lower side is a lower roller, a compression spring is arranged between the rear parts of the two clamping pieces, and the front ends of the two clamping pieces can swing relative to each other to clamp under the action of the compression spring. The upper cam and the lower cam are arranged in a circumferential direction of the rotating disc and are staggered, when the main bottle clamp rotates under the driving of the rotating disc, the main bottle clamp reciprocally moves to the two cams, wherein the upper roller moves to the upper cam and rolls along the wheel surface of the upper cam, and the lower roller moves to the lower cam and rolls along the wheel surface of the lower cam; when the two rollers roll on the respective cams, the two cams can drive the respective clamping pieces to swing through the respective driving arms of the rollers rolling thereon, so that the two clamping pieces can complete the opening and closing actions under the driving of the two cams respectively; the two cams each comprise a lift section and a near-rest section, the rear end of the wheel surface of the lift section and the front end of the wheel surface of the near-rest section are smoothly connected, the upper roller rolls along the lift section and the near-rest section of the upper cam in sequence, the lower roller rolls along the lift section and the near-rest section of the lower cam in sequence, when the main bottle clamp cooperates with the two cams, the two rollers can simultaneously enter or leave the lift section and the near-rest section of the respective cam, when the two rollers roll on the respective lift sections at the same time, the two rollers simultaneously lift and gradually swing outward respectively, at this time, the two clamping pieces can be opened under the driving of the respective rollers and driving arms and overcome the elastic force of the compression spring, when the two rollers roll on the respective near-rest sections at the same time, the two clamping pieces can be kept open and wait for the bottle, after the two rollers leave the respective near-rest sections at the same time, the two clamping pieces can clamp the bottle mouth under the action of the compression spring.

2. The dual drive active gripper mechanism of claim 1, wherein: The two cams each further comprise a locking section located on the outer side of the rear of the near-rest section, with the rotation of the rotating disc, the two rollers can simultaneously enter the respective locking sections and roll on the wheel surfaces thereof, at this time, the two rollers will be limited by the respective locking sections and cannot swing outward respectively, so that the two clamping pieces can be locked after clamping the bottle mouth and cannot be opened.

3. Double drive active bottle gripper mechanism according to claim 1 or 2, characterized in that: The two cams each further comprise a return section located on the rear of the near-rest section, the rear end of the wheel surface of the near-rest section and the front end of the wheel surface of the return section are smoothly connected, with the rotation of the rotating disc, the two rollers can simultaneously enter the respective return sections and roll on the wheel surfaces thereof, at this time, the two rollers will simultaneously return and gradually swing inward respectively, so as to reduce the impact force of the two clamping pieces when clamping the bottle mouth.

4. The dual drive active gripper mechanism of claim 1 or 2, wherein: The two cams further each comprise a far rest segment in front of the lift segment, a rear wheel surface end of the far rest segment and a front wheel surface end of the lift segment are smoothly connected, with the rotation of the rotating disc, the two rollers can simultaneously enter the respective corresponding far rest segment and roll on the wheel surface thereof, at this time the two rollers only roll, but do not drive the respective corresponding clamping piece action.

5. The dual drive active gripper mechanism of claim 3, wherein: The two cams further each comprise a far rest segment in front of the lift segment, a rear wheel surface end of the far rest segment and a front wheel surface end of the lift segment are smoothly connected, with the rotation of the rotating disc, the two rollers can simultaneously enter the respective corresponding far rest segment and roll on the wheel surface thereof, at this time the two rollers only roll, but do not drive the respective corresponding clamping piece action.

6. The dual drive active gripper mechanism of claim 1 or 2, wherein: A mounting column is arranged on each of the left and right sides below the base, a top of the mounting column is fixed with the base, and a bottom of the mounting column is fixed with the rotating disc, so that the base can be mounted on the rotating disc through the two mounting columns.

7. The dual drive active gripper mechanism of claim 1 or 2, wherein: Positioning protrusions are arranged on rear portions of the two clamping pieces respectively, and the two ends of the compression spring are sleeved on one of the positioning protrusions respectively, so that the compression spring can be positioned between the rear portions of the two clamping pieces.

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