Single-opening active bottle gripper

Abstract

The application discloses a single-opening active bottle clamp, which comprises a bottom plate, a moving clamp piece and a static clamp piece arranged on the left and right sides of the front end of the bottom plate respectively, the rear end of the static clamp piece being fixed to the bottom plate, the rear end of the moving clamp piece being hinged to the bottom plate, a swing arm being arranged on the rear end of the moving clamp piece, a rotating shaft being fixed to the bottom plate, a rotating frame being arranged between the rotating shaft and the moving clamp piece, the rotating frame being hinged to the rotating shaft, a swing rod and a roller being installed on the rotating frame, a curve slot being arranged on the rear end of the swing arm, one end of the swing rod being inserted into the curve slot, a positioning column being arranged on the rear end of the bottom plate, a tension spring being arranged between the positioning column and the rotating frame, under the action of the tension spring, the rotating frame swings backward with the swing rod, at this time, the swing rod can drive the moving clamp piece to swing inward through the action of the curve slot, so that the moving clamp piece and the static clamp piece can clamp. The single-opening active bottle clamp has the advantages of simple structure, convenient manufacturing and reliable clamping.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of beverage machinery, in particular to a single-open active bottle clamp used in container transmission. BACKGROUND

[0002] In the beverage production process, bottles are transmitted by bottle clamps on the dial, 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 double-open active bottle clamps. The double-open active bottle clamps usually rely on the cooperation of rollers and cams to realize the active opening of two clamp pieces, so that the bottle feeding and bottle discharging of the bottle clamps can be realized. When the two clamp pieces are opened, they are interconnected through the interlocking structure therebetween. The interlocking structure increases the processing and assembly requirements of the parts in the bottle clamp, increases the manufacturing cost, and makes the overall structure of the bottle clamp complex. SUMMARY

[0003] The technical problem to be solved by the present application is to provide a single-open active bottle clamp which is simple in structure, convenient to manufacture and reliable in clamping.

[0004] In order to solve the above problems, the technical scheme adopted by the present application is as follows: a single-opening active bottle clamp, comprising a base plate, characterized in that: a movable clamp piece and a static clamp piece are arranged respectively on the left and right sides of the front end of the base plate, the rear end of the static clamp piece is fixed to the base plate, the rear end of the movable clamp piece is hinged to the base plate, so that the movable clamp piece can swing left and right, and after the movable clamp piece swings inward, it can cooperate with the static clamp piece to clamp the bottle mouth; a swing arm for driving the movable clamp piece to swing is arranged on the rear end of the movable clamp piece; a rotating shaft is fixed to the base plate, the rotating shaft and the static clamp piece are located on the same side of the base plate and behind the static clamp piece; a rotating frame is arranged between the rotating shaft and the movable clamp piece, one side of the rotating frame is penetrated by the rotating shaft and hinged to the rotating shaft, so that the rotating frame can swing forward and backward around the rotating shaft; a coaxial swing rod and a roller are installed on the rotating frame, the roller can rotate on the rotating frame; a curved slot is arranged on the rear end of the swing arm, one end of the swing rod is inserted into the curved slot; when the rotating frame swings forward and backward with the swing rod, the swing rod can move along the curved slot; a positioning column is arranged on the rear end of the base plate, a tension spring is arranged between the positioning column and the rotating frame, one end of the tension spring is connected to the positioning column, and the other end of the tension spring is connected to the rotating frame; under the action of the tension spring, the rotating frame swings backward with the swing rod, at this time, the swing rod can drive the movable clamp piece to swing inward by acting on the curved slot, so that the movable clamp piece and the static clamp piece can clamp; when the movable clamp piece and the static clamp piece clamp the bottle mouth, the angle between the rotating shaft where the swing rod is located and the swing arm can be a mechanical self-locking angle, so that the movable clamp piece can be in a self-locking state, at this time, the movable clamp piece cannot be opened due to self-locking without the driving of the swing rod; when the roller contacts the cam and rolls along the cam surface, the roller can drive the rotating frame to swing forward around the rotating shaft against the tension of the tension spring, the swing rod swings forward under the driving of the rotating frame and can act on the curved slot to drive the movable clamp piece to swing outward, so that the movable clamp piece and the static clamp piece can be opened.

[0005] Further, the single-opening active bottle clamp, wherein: the movable clamp piece and the static clamp piece are located above the base plate, the rotating shaft, the rotating frame, the swing rod, the roller, the positioning column, and the tension spring are located below the base plate, the upper end of the swing rod is inserted into the curved slot through the avoiding hole on the base plate.

[0006] Further, the single-opening active bottle clamp as claimed in the preceding, wherein: a lower stop hole is arranged on each of the left and right sides of the front end of the base plate, an upper stop hole is arranged on the rear end of the static clamp piece, a round hole is arranged on the rear end of the dynamic clamp piece, a static clamp nut, a dynamic clamp nut, and two mounting columns are further arranged, the top of the mounting column is provided with a screw hole, the middle part of the static clamp nut is a stop segment capable of cooperating with the stop hole, the lower part of the static clamp nut is a stud segment, the middle part of the dynamic clamp nut is sequentially provided with a cylindrical segment and a stop segment capable of cooperating with the stop hole from top to bottom, the lower part of the dynamic clamp nut is a stud segment, the cylindrical segment cannot pass through the lower stop hole, when the static clamp piece is mounted, the stop segment on the static clamp nut is inserted into the upper stop hole on the static clamp piece and into one of the lower stop holes on the base plate, at this time, the stop segment on the static clamp nut can cooperate with the lower stop hole and the upper stop hole to make the static clamp piece unable to rotate, the top of one of the mounting columns is threadedly connected with the stud segment of the static clamp nut, after the mounting column is tightened, the top thereof can abut against the base plate, at this time, the static clamp piece can be fixed on the base plate by the static clamp nut and the mounting column; when the dynamic clamp piece is mounted, the cylindrical segment on the dynamic clamp nut is inserted into the round hole of the dynamic clamp piece, and the stop segment thereon is inserted into the other lower stop hole on the base plate, at this time, the stop segment on the dynamic clamp nut can cooperate with the lower stop hole to make the dynamic clamp nut unable to rotate, and the dynamic clamp piece can swing around the cylindrical segment, the top of the other mounting column is threadedly connected with the stud segment of the dynamic clamp nut, after the mounting column is tightened, the top thereof can abut against the base plate, at this time, the dynamic clamp piece can be hinged on the base plate by the dynamic clamp nut and the mounting column; the first shaft hole and the second shaft hole are arranged on the base plate, the upper end of the rotating shaft is detachably inserted into the first shaft hole, and the upper end of the positioning column is detachably inserted into the second shaft hole.

[0007] Further, the single-opening active bottle clamp as claimed in the preceding, wherein: the swing rod is detachably mounted on the rotating frame by a plug pin, and the roller is movably sleeved on the swing rod.

[0008] Further, the single-opening active bottle clamp as claimed in the preceding, wherein: the mechanical self-locking angle is 90±8 degrees.

[0009] Further, the single-opening active bottle clamp as claimed in the preceding, wherein: a rotatable wear-resistant sleeve is sleeved on the end of the swing rod inserted into the curved slot, the upper and lower sides of the wear-resistant sleeve are respectively limited by the clamping springs, and under the driving of the swing rod, the wear-resistant sleeve can roll in the curved slot and act on the curved slot to drive the dynamic clamp piece to open and close.

[0010] The single-opening active bottle clamp has the advantages that: the single-opening active bottle clamp discards the linkage structure, and the static clamp plate is fixedly arranged, the curve groove at the tail of the dynamic clamp plate is used to drive the dynamic clamp plate to open or close through the swing of the swing rod, so that the single-opening opening and closing of the bottle clamp are realized, compared with the double-opening active bottle clamp with two clamp plates in linkage, the single-opening active bottle clamp with single clamp plate action has simpler structure and is more convenient to manufacture; in addition, when the dynamic clamp plate and the static clamp plate clamp the bottle mouth, the angle between the rotation axis of the swing rod and the swing arm can be a mechanical self-locking angle, so that the dynamic clamp plate can be in a self-locking state, at this time, the dynamic clamp plate cannot be opened due to self-locking without the driving of the swing rod, and the self-locking of the dynamic clamp plate can improve the stability of clamping; in addition, the single-opening active bottle clamp can realize the random conversion of the left opening structure and the right opening structure without increasing parts, so that the universality of the bottle clamp is improved; since the pressure angle of the dynamic clamp plate is small during movement and the tension spring tension is controllable, the phenomenon of clamping the bottle mouth can be avoided. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 FIG. 1 is a schematic diagram of the structure of the single-opening active bottle clamp with left opening of the application when clamping.

[0012] Figure 2 FIG. 2 is a schematic diagram of the structure of the single-opening active bottle clamp with left opening of the application when opening.

[0013] Figure 3 FIG. 3 is a schematic diagram of the structure of the single-opening active bottle clamp with right opening of the application when clamping. Figure 2 FIG. 4 is a schematic diagram of the structure of the single-opening active bottle clamp with right opening of the application when opening.

[0014] Figure 4 FIG. 5 is a schematic diagram of the structure of the bottom plate.

[0015] Figure 5 FIG. 6 is a schematic diagram of the structure of the dynamic clamp plate.

[0016] Figure 6 FIG. 7 is a schematic diagram of the structure of the static clamp plate.

[0017] Figure 7 FIG. 8 is a schematic diagram of the structure of the static clamp nut.

[0018] Figure 8 FIG. 9 is a schematic diagram of the structure of the dynamic clamp nut.

[0019] Figure 9 FIG. 1 is a schematic diagram of the structure of the single-opening active bottle clamp with left opening of the application when clamping. DETAILED DESCRIPTION

[0020] The application will be further described in detail below in combination with specific embodiments and drawings.

[0021] As Figure 1 , Figure 2As shown in the figure, a single opening active bottle clamp comprises a base plate 1, a moving clamp piece 2 and a static clamp piece 3 are respectively arranged on the left and right sides of the front end of the base plate 1, the single opening active bottle clamp in the embodiment is a left opening structure, at this time the moving clamp piece 2 is arranged on the left side of the base plate 1 and the static clamp piece 3 is arranged on the right side of the base plate 1; as shown in the figure, Figure 9 As shown in the figure, in actual production, the single opening active bottle clamp can also be arranged as a right opening structure, at this time the moving clamp piece 2 is arranged on the right side of the base plate 1 and the static clamp piece 3 is arranged on the left side of the base plate 1; the rear end of the static clamp piece 3 is fixed with the base plate 1 and the rear end of the moving clamp piece 2 is hinged with the base plate 1, so that the moving clamp piece 2 can swing left and right, the moving clamp piece 2 can be matched with the static clamp piece 3 after swinging inward to clamp the bottle mouth, a swinging arm 4 for driving the moving clamp piece 2 to swing is arranged on the rear end of the moving clamp piece 2, a rotating shaft 5 is fixed on the base plate 1, the rotating shaft 5 and the static clamp piece 3 are located on the same side of the base plate 1 and behind the static clamp piece 3, a rotating frame 6 is arranged between the rotating shaft 5 and the moving clamp piece 2, one side of the rotating frame 6 is penetrated by the rotating shaft 5 and hinged with the rotating shaft 5, so that the rotating frame 6 can swing forward and backward around the rotating shaft 5, a coaxial swinging rod 8 and a roller 7 are installed on the rotating frame 6, the roller 7 can rotate on the rotating frame 6, a curved slot 9 is arranged on the rear end of the swinging arm 4, one end of the swinging rod 8 is inserted into the curved slot 9, when the rotating frame 6 swings forward and backward with the swinging rod 8, the swinging rod 8 can move along the curved slot 9, a positioning column 10 is arranged on the rear end of the base plate 1, a tension spring 11 is arranged between the positioning column 10 and the rotating frame 6, one end of the tension spring 11 is connected with the positioning column 10 and the other end of the tension spring 11 is connected with the rotating frame 6, under the action of the tension spring 11, the rotating frame 6 will swing backward with the swinging rod 8, at this time the swinging rod 8 can drive the moving clamp piece 2 to swing inward by acting with the curved slot 9, so that the moving clamp piece 2 and the static clamp piece 3 can clamp, when the moving clamp piece 2 and the static clamp piece 3 clamp the bottle mouth, the angle α between the rotating shaft 5 where the swinging rod 8 is located and the swinging arm 4 can be a mechanical self-locking angle, so as to make the moving clamp piece 2 in a self-locking state, in the embodiment, the mechanical self-locking angle is 90 degrees; at this time, the moving clamp piece 2 cannot be opened due to self-locking without the driving of the swinging rod 8, the self-locking of the moving clamp piece 2 can improve the stability of clamping, when the roller 7 contacts with the cam and rolls along the cam surface, the roller 7 can drive the rotating frame 6 to overcome the tension of the tension spring 11 and swing forward around the rotating shaft 5, the swinging rod 8 swings forward under the driving of the rotating frame 6 and can act with the curved slot 9 to drive the moving clamp piece 2 to swing outward, so that the moving clamp piece 2 and the static clamp piece 3 can be opened.

[0022] In the embodiment, the moving clamp piece 2 and the static clamp piece 3 are located above the base plate 1, the rotating shaft 5, the rotating frame 6, the swinging rod 8, the roller 7, the positioning column 10 and the tension spring 11 are located below the base plate 1, the upper end of the swinging rod 8 is inserted into the curved slot 9 through the avoiding hole 12 on the base plate 1.

[0023] As shown in the figure, Figure 3 ,Figure 4 、 Figure 5 、 Figure 6 、 Figure 7 、 Figure 8As shown, one lower rotation-stopping hole 13 is arranged on each of the left and right sides of the front end of the bottom plate 1, an upper rotation-stopping hole 14 is arranged on the rear end of the static clamp piece 3, a circular hole 15 is arranged on the rear end of the dynamic clamp piece 2, a static clamp nut 16, a dynamic clamp nut 17, and two mounting columns 18 are further arranged, the top of the mounting column 18 is provided with a screw hole, the middle part of the static clamp nut 16 is a rotation-stopping section 19 capable of cooperating with the rotation-stopping hole, the lower part of the static clamp nut 16 is a threaded column section 20, the middle part of the dynamic clamp nut 17 is sequentially provided with a cylindrical section 21 and a rotation-stopping section 19 capable of cooperating with the rotation-stopping hole from top to bottom, the lower part of the dynamic clamp nut 17 is a threaded column section 20, the cylindrical section 21 cannot pass through the lower rotation-stopping hole 13, when the static clamp piece 3 is mounted, the rotation-stopping section 19 on the static clamp nut 16 is inserted into the upper rotation-stopping hole 14 on the static clamp piece 3 and into one of the lower rotation-stopping holes 13 on the bottom plate 1, at this time, the rotation-stopping section on the static clamp nut 16 can cooperate with the lower rotation-stopping hole 13 and the upper rotation-stopping hole 14 to make the static clamp piece 3 unable to rotate, the top of one of the mounting columns 18 is threadedly connected with the threaded column section 20 of the static clamp nut 16, after the mounting column 18 is tightened, the top thereof can abut against the bottom plate 1, at this time, the static clamp piece 3 can be fixed on the bottom plate 1 by the static clamp nut 16 and the mounting column 18; when the dynamic clamp piece 2 is mounted, the cylindrical section 21 on the dynamic clamp nut 17 is inserted into the circular hole 15 on the dynamic clamp piece 2, and the rotation-stopping section 19 thereon is inserted into the other lower rotation-stopping hole 13 on the bottom plate 1, at this time, the rotation-stopping section 19 on the dynamic clamp nut 17 can cooperate with the lower rotation-stopping hole 13 to make the dynamic clamp nut 17 unable to rotate, and the dynamic clamp piece 2 can swing around the cylindrical section 21, in actual production, a flange bearing is further mounted between the dynamic clamp piece 2 and the cylindrical section 21; the top of the other mounting column 18 is threadedly connected with the threaded column section 20 of the dynamic clamp nut 17, after the mounting column 18 is tightened, the top thereof can abut against the bottom plate 1, at this time, the dynamic clamp piece 2 can be hinged on the bottom plate 1 by the dynamic clamp nut 17 and the mounting column 18; the first shaft hole 22 and the second shaft hole 23 are arranged on the bottom plate 1, the upper end of the rotating shaft 5 is detachably inserted into the first shaft hole 22, the upper end of the positioning column 10 is detachably inserted into the second shaft hole 23, the rotating shaft 5 and the first shaft hole 22, and the positioning column 10 and the second shaft hole 23 can be threadedly connected. After being arranged in this way, the dynamic clamp piece 2, the static clamp piece 3, the rotating frame 6, the rotating shaft 5, the swinging rod 8, and the positioning column 10 can be conveniently detached from the bottom plate 1, then the bottom plate 1 is turned over by 180°, the dynamic clamp piece 2 and the static clamp piece 3 are installed in the exchanged positions, and other parts are installed according to the corresponding hole positions and positions, the single-opening active bottle clamp can be changed from the left opening structure to the right opening structure without increasing parts, so that the left opening structure and the right opening structure can be randomly changed, and the universality of the bottle clamp can be improved; in addition, the bottle clamp can be fixed on the dial plate by the two mounting columns 18, the fixing by the two mounting columns 18 can reduce the contact area of the bottle clamp and the dial plate, so that the cleaning dead angle can be reduced, and the cleaning is facilitated.

[0024] The swing rod 8 is detachably mounted on the rotating frame 6 by a latch, and the roller 7 is movably sleeved on the swing rod 8. Such arrangement can simplify the structure.

[0025] A rotatable wear-resistant sleeve is sleeved on the end of the swing rod 8 inserted into the curved slot 9, and the upper and lower sides of the wear-resistant sleeve are respectively limited by clamping springs. Under the driving of the swing rod 8, the wear-resistant sleeve can roll in the curved slot 9 and drive the movable clamping piece 2 to open and close by acting on the curved slot 9. The wear-resistant sleeve is more wear-resistant, which can prolong the service life of the bottle clamp.

[0026] In operation, the cam is mounted on the frame at the position where the movable clamping piece 2 needs to be opened. With the rotation of the dial, the single-opening active bottle clamp opens the movable clamping piece 2 by cooperating with the cam through the roller 7. When the bottle needs to be clamped, the roller 7 is disengaged from the cam, and the movable clamping piece 2 is reset to clamp the bottle mouth in cooperation with the static clamping piece 3 under the action of the tension spring 11. Since the pressure angle is small when the movable clamping piece 2 moves and the tension of the tension spring 11 is controllable, the phenomenon of clamping the bottle mouth can be avoided.

Claims

1. A single-opening active bottle clamp, comprising: The base plate is characterized by having movable clamping plates and stationary clamping plates respectively arranged on the left and right sides of the front end of the base plate. The rear end of the stationary clamping plate is fixed to the base plate, and the rear end of the movable clamping plate is hinged to the base plate, allowing the movable clamping plate to swing left and right. After swinging inward, the movable clamping plate can cooperate with the stationary clamping plate to clamp the bottle mouth. A swing arm for driving the swing of the movable clamping plate is also provided on the rear end of the movable clamping plate. A rotating shaft is fixed on the base plate, and the rotating shaft and the stationary clamping plate are located on the same side of the base plate and behind the stationary clamping plate. A rotating frame is provided between the rotating shaft and the movable clamping plate. One side of the rotating frame is passed through and hinged to the rotating shaft, allowing the rotating frame to swing back and forth around the rotating shaft. A coaxial swing rod and a roller are mounted on the rotating frame, and the roller can rotate on the rotating frame. A curved groove is provided on the rear end of the swing arm, and one end of the swing rod is inserted into the curved groove. When the rotating frame swings back and forth with the swing rod, the swing rod can move along the curved groove. A positioning post is provided at the rear end of the base plate. A tension spring is provided between the positioning post and the rotating frame. One end of the tension spring is connected to the positioning post, and the other end is connected to the rotating frame. Under the action of the tension spring, the rotating frame will swing backward with the swing rod. At this time, the swing rod can drive the moving clamp to swing inward by interacting with the curved groove, so that the moving clamp and the stationary clamp can clamp each other. When the moving clamp and the stationary clamp clamp the bottle mouth, the angle between the radial direction of the rotating axis where the swing rod is located and the swing arm can be a mechanical self-locking angle, so that the moving clamp is in a self-locking state. At this time, if the swing rod is not driven, the moving clamp will not be able to open due to self-locking. When the roller contacts the cam and rolls along the cam wheel surface, the roller can drive the rotating frame to overcome the tension of the tension spring and swing forward around the rotating axis. After the swing rod swings forward under the drive of the rotating frame, it can interact with the curved groove and drive the moving clamp to swing outward, so that the moving clamp and the stationary clamp can open.

2. The single-opening active bottle clamp according to claim 1, characterized in that: The moving and stationary clamps are located above the base plate, while the rotating shaft, rotating frame, swing rod, roller, positioning post, and tension spring are located below the base plate. The upper end of the swing rod passes through the clearance hole on the base plate and is inserted into the curved groove.

3. A single-opening active bottle clamp according to claim 2, characterized in that: A lower anti-rotation hole is provided on each of the left and right sides of the front end of the base plate. An upper anti-rotation hole is provided on the rear end of the stationary clamping plate, and a round hole is provided on the rear end of the movable clamping plate. A stationary clamping nut, a movable clamping nut, and two mounting posts are also provided. The top of each mounting post has a screw hole. The middle part of the stationary clamping nut is an anti-rotation section that mates with the anti-rotation hole, and the lower part of the stationary clamping nut is a stud section. The middle part of the movable clamping nut, from top to bottom, consists of a cylindrical section and an anti-rotation section that mates with the anti-rotation hole. The lower part of the movable clamping nut is a stud section. The cylindrical section cannot pass through the lower anti-rotation hole. When installing the stationary clamping plate, the anti-rotation section on the stationary clamping nut is inserted into the upper anti-rotation hole on the stationary clamping plate and then into one of the lower anti-rotation holes on the base plate. At this time, the anti-rotation section on the stationary clamping nut mates with both the lower and upper anti-rotation holes, preventing the stationary clamping plate from rotating. The top of one mounting post is then inserted into the stationary clamping nut. The stud sections are threaded together. After tightening the mounting post, its top can abut against the base plate. At this time, the stationary clamp can be fixed to the base plate by the stationary clamp nut and the mounting post. When installing the movable clamp, the cylindrical section on the movable clamp nut is inserted into the circular hole of the movable clamp, and its anti-rotation section is inserted into another lower anti-rotation hole on the base plate. At this time, the anti-rotation section on the movable clamp nut can cooperate with the lower anti-rotation hole, so that the movable clamp nut cannot rotate, while the movable clamp can swing around the cylindrical section. The top of another mounting post is threaded together with the stud section of the movable clamp nut. After tightening the mounting post, its top can abut against the base plate. At this time, the movable clamp can be hinged to the base plate through the movable clamp nut and the mounting post. The base plate is provided with a first shaft hole and a second shaft hole. The upper end of the rotating shaft is detachably inserted into the first shaft hole, and the upper end of the positioning post is detachably inserted into the second shaft hole.

4. A single-opening active bottle clamp according to claim 1, 2, or 3, characterized in that: The swing arm is detachably mounted on the rotating frame via a pin, and the rollers are movably mounted on the swing arm.

5. A single-opening active bottle clamp according to claim 1, 2, or 3, characterized in that: The mechanical self-locking angle is 90±8 degrees.

6. A single-opening active bottle clamp according to claim 1, 2, or 3, characterized in that: A rotatable wear-resistant sleeve is fitted onto the end of the swing rod that is inserted into the curved groove. The upper and lower sides of the wear-resistant sleeve are limited by snap rings. Driven by the swing rod, the wear-resistant sleeve can roll in the curved groove and interact with the curved groove to drive the moving clamp to open and close.

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