CN219310564U - Bottle cap clamping device - Google Patents

Abstract

The utility model discloses a bottle cap clamping device, which comprises a sleeve, wherein the sleeve is provided with a cam assembly, the cam assembly comprises a cam, two sides of the sleeve are provided with slide bar assemblies, each slide bar assembly comprises a first slide bar, the first slide bar is inserted into the sleeve and can axially slide along the sleeve, the outer side wall of the cam can prop against the inner side wall of the first slide bar, the outer side of the first slide bar is provided with a first spring, the first spring props against the outer side wall of the first slide bar, the slide bar assembly further comprises a second slide bar, the second slide bar is fixed with the first slide bar, the second slide bar is connected with a rotating bar for clamping a bottle cap through a first bearing, the rotating bar can rotate along the axis of the rotating bar, the bottle caps are oppositely placed, the openings of the rotating bar are outwards along the horizontal direction, the second slide bar can drive the rotating bars to move left and right, the rotating bars on two sides can correspondingly be inserted into the two bottle caps, and the rotating bars on the two sides can compress the bottle caps left and right and can drive the bottle caps to rotate together. The bottle cap clamping device is rapid to install, high in machining efficiency and not easy to deform in the outer circular wall of the bottle cap.

Description

Bottle cap clamping device

Technical Field

The utility model relates to the technical field of bottle cap knurling, in particular to a bottle cap clamping device.

Background

The friction force of the outer wall of the bottle cap needs to be increased for facilitating the rotation or the pulling-out of the bottle cap, and the common method is to increase the knurling on the side surface of the outer wall of the bottle cap, and the knurling can play a role in appearance modification. At present, when the bottle cap is knurled, the whole outer circular wall of the bottle cap is required to be knurled, so that internal expansion type clamping is adopted, specifically, the bottle cap is sleeved into a main shaft, the main shaft is internal expansion type, and the main shaft expands outwards to prop up the inner wall of the bottle cap so as to finish clamping. Because the bottle lid is the working of plastics, in order to guarantee to press from both sides tight in place, need provide sufficient clamping force when pressing from both sides tightly, great clamping force can make the outer circular wall deformation of bottle lid, influences bottle lid outward appearance and use.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, and provides the bottle cap clamping device which is rapid to install, high in processing efficiency and not easy to deform the outer circular wall of the bottle cap.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides a bottle lid clamping device, including the sleeve pipe, the cam assembly is installed to the sleeve pipe, the cam assembly can rotate along its axis, the sleeve pipe both sides are equipped with slide bar assembly, slide bar assembly is located the cam both sides, slide bar assembly includes first slide bar, first slide bar inserts in the sleeve pipe and can follow sleeve pipe axial slip, the cam lateral wall can support first slide bar inside wall, first slide bar outside is provided with first spring, first slide bar lateral wall is supported to first slide bar outside, through rotatory cam assembly and cooperation first spring so that first slide bar slides side by side, slide bar assembly still includes the second slide bar, the second slide bar is fixed with first slide bar and passes the sleeve pipe bottom, second slide bar is kept away from sleeve pipe one side and is connected with the dwang that is used for centre gripping bottle lid through the bearing, the dwang can be rotated along its axis, the bottle lid is two double-phase place and the opening is all outwards along the horizontal direction, the dwang left and right movement can be driven to the dwang in two bottle lids, both sides dwang can correspond to insert in, the bottle lid is compressed tightly about both sides dwang and can drive the bottle lid together rotate.

The sleeve comprises a second groove, the cam component penetrates through the second groove, and the cam can rotate in the second groove.

The upper end and the lower end of the cam are positioned between the upper wall and the lower wall of the second groove, the length of the second groove along the horizontal axis direction of the sleeve is matched with the maximum outer diameter of the cam, and the second groove is communicated along the direction vertical to the horizontal axis direction of the sleeve.

The cam assembly further comprises a connecting block fixedly connected with the cam, the connecting block penetrates through the sleeve and the cam, the connecting block is in clearance fit with the sleeve, and the connecting block rotates to drive the cam to rotate together.

The sleeve pipe both sides are equipped with the ladder groove, and the ladder groove is including being located the second square groove of inboard and being located the first square groove in the second square groove outside, and first slide bar can follow first square groove and slide, and first slide bar is including the extension that is located the inboard, and the extension can insert the second square groove.

The inner diameter of the second square groove is smaller than that of the first square groove, the sleeve comprises a first step surface, an elastic pad is arranged on the outer side of the first step surface, the first sliding rod comprises a second step surface, when the first sliding rod is located at the innermost side, the second step surface props against the outer side of the elastic pad and compresses the elastic pad inwards, and a gap is reserved between the extension part and the outer wall of the cam.

After the bottle cap is clamped by the rotating rods on two sides, one end of the bottle cap is inserted into and connected with the chuck, the other end of the bottle cap is compressed by the rotating block, the rotating block can rotate around the axis of the rotating block, the chuck is connected to the machine tool main body and can be driven to rotate by the motor, and the chuck can drive the rotating rod, the bottle cap and the rotating block to coaxially rotate.

The rotating block is connected with the output end of the air cylinder through a second bearing.

The rotating rod is arranged behind the chuck, and the outside of the rotating rod is provided with a knurling assembly which comprises a knurling cutter capable of knurling the outer circular wall of the bottle cover.

The knurling knife can feed along the axial direction and the radial direction of the bottle cap.

The beneficial effects of the utility model are as follows:

the bottle cap fixing mode is to compress tightly the bottle cap top cap and fix, compared with the internal expansion clamping mode, the fixing mode can not deform the outer circular wall of the bottle cap, because the internal expansion clamping only applies tension outwards on the inner side of the bottle cap, the corresponding force can not be applied to the processing surface for fixing the outer side, and when the bottle cap top cap is compressed, the compression force can be applied to the two sides of the bottle cap top cap, the compression force bearable by the bottle cap top cap is larger, and meanwhile, the knurling processing of the outer circular wall of the bottle cap is not influenced.

According to the scheme, the two bottle caps can be simultaneously processed by one-time clamping, and after the bottle caps are arranged in advance according to the clamped positions, operators can rapidly clamp the bottle caps, so that the processing efficiency is high.

Drawings

FIG. 1 is an installation cross-sectional view of an embodiment;

FIG. 2 is an enlarged view at C in FIG. 1;

FIG. 3 is an enlarged view of FIG. 1 at A;

FIG. 4 is a perspective view of a sleeve according to an embodiment;

FIG. 5 is a schematic diagram illustrating the installation of the second slide bar and the fixing block according to the embodiment;

FIG. 6 is a cross-sectional view of the sleeve, first slide bar, second slide bar in an embodiment;

FIG. 7 is a diagram showing the positional relationship between the bottle cap and the knurling tool in the embodiment;

FIG. 8 is an enlarged view at B in FIG. 7;

FIG. 9 is a cross-sectional view of an embodiment;

FIG. 10 is a schematic partial cross-sectional view of a cam and a second slide bar according to an embodiment.

In the figure: sleeve 1, step groove 11, first square groove 111, second square groove 112, step face one 113, groove one 12, groove two 13, outer cover 14, spring one 15, elastic pad 16, slide bar assembly 2, first slide bar 21, extension 211, step face two 212, second slide bar 22, cam assembly 3, cam 31, connecting block 32, bearing one 4, rotating rod 5, groove 51, bottle cap 6, bottle cap upper wall 61, cylinder 7, rotating block 71, boss 711, bearing two 72, fixed block 8, groove three 81, support assembly 82, support bar 821, support bar end 8211, bevel 82111, bottom cover 822, spring two 823, counterbore 83, machine tool body 9, chuck 91, knurling assembly 92, knurling tool 921, plug 922.

Detailed Description

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

As shown in fig. 1 to 10, a bottle cap holding device holds a bottle cap 6, then attaches it to a machine tool body 9, and performs a knurling process on the outer circumferential wall thereof by a knurling blade 921.

The bottle cap clamping device comprises a sleeve 1, as shown in fig. 4, the sleeve 1 is of a cuboid structure, the sleeve 1 comprises a second groove 13, the second groove 13 is of a cuboid shape, and the second groove 13 penetrates through the sleeve 1 in the front-back direction.

As shown in fig. 1, 2 and 4, the two sides of the sleeve 1 are provided with stepped grooves 11, the stepped grooves 11 extend along the horizontal axis of the sleeve 1 and extend outwards to the tail end of the sleeve 1, so that an opening is formed at the outer side of the sleeve 1, the stepped grooves 11 comprise a second square groove 112 positioned at the inner side and a first square groove 111 positioned at the outer side of the second square groove 112, the two first square grooves 111 are respectively positioned at two sides of a second groove 13, the second groove 13 is communicated with the first square groove 111, preferably, the cross sections of the first square groove 111 and the second square groove 112 can be square, the outer diameter of the first square groove 111 is larger than that of the second square groove 112, the sleeve 1 forms a step surface 113 at the joint of the first square groove 111 and the second square groove 112, an elastic pad 16 is arranged at the outer side of the step surface 113, preferably, the elastic pad 16 can be selected as a rubber pad, the inner side of the elastic pad 16 is adhered to the step surface 113, and the elastic pad 16 can be compressed inwards.

The sleeve 1 is provided with a cam assembly 3, the cam assembly 3 can rotate along the axis of the sleeve, the cam assembly 3 comprises a cam 31 and a connecting block 32 fixedly connected with the cam 31, and the cam assembly 3 is positioned in the middle of the sleeve 1. The cam 31 is of an oval plate-shaped structure, the cam 31 is inserted into the second groove 13, the cam 31 can rotate in the second groove 13, the upper end and the lower end of the cam 31 are located between the upper wall and the lower wall of the second groove 13, and preferably, the upper end face and the lower end face of the cam 31 are respectively attached to the upper wall and the lower wall of the second groove 13 so as to prevent the cam 31 from shaking up and down, the length of the second groove 13 along the horizontal axis direction of the sleeve 1 is matched with the maximum outer diameter of the cam 31, and the second groove 13 is communicated along the direction vertical to the horizontal axis direction of the sleeve 1, so that the cam 31 can complete rotation of the whole circumference when rotating in the second groove 13.

The connecting block 32 is the big lower extreme diameter small structure of upper end diameter, and connecting block 32 path end passes sleeve pipe 1, groove two 13, cam 31, and connecting block 32 path end and sleeve pipe 1 clearance fit, connecting block 32 path end and cam 31 interference fit are connected, and connecting block 32 bottom extends to sleeve pipe 1 below, and connecting block 32 rotates and can drive cam 31 and rotate together, and connecting block 32 inserts cam 31 fixed back, and cam 31 plays the spacing effect to the connecting block 32 reciprocates to prevent connecting block 32 pull out.

The two sides of the sleeve 1 are provided with slide bar assemblies 2, the slide bar assemblies 2 are positioned on two sides of the cam 31, each slide bar assembly 2 comprises a first slide bar 21 and a second slide bar 22, the first slide bar 21 is inserted into the sleeve 1 and can slide along the horizontal axis direction of the sleeve 1, specifically, the shape of the first slide bar 21 is similar to that of the stepped groove 11, and the first slide bar 21 can slide left and right along the inner wall of the first stepped groove 111. The first slide bar 21 includes an extension portion 211 located at the inner side, the extension portion 211 is a portion of the first slide bar 21 with a smaller outer diameter, the extension portion 211 is matched with the second square groove 112, and the extension portion 211 can be inserted into the second square groove 112.

The first sliding rod 21 forms a second step surface 212 at the reduced outer diameter of the extension portion 211, and when the first sliding rod 21 moves inward, the second step surface 212 can abut against the elastic pad 16 and can compress the elastic pad.

The outside of the first slide bar 21 is provided with a first spring 15, one end of the first spring 15 is propped against the outer side wall of the first slide bar 21, the two sides of the sleeve 1 are provided with the outer covers 14, the openings at the two sides of the sleeve 1 are closed by the outer covers 14, and the other end of the first spring 15 is propped against the inner wall of the outer covers 14. When the first slide bar 21 moves outward, the first spring 15 is compressed.

The outer side wall of the cam 31 can abut against the inner side wall of the first slide bar 21, and the cam assembly 3 is rotated and the first spring 15 is matched to enable the first slide bar 21 to slide left and right, specifically, when the oval cam 31 rotates until the long axis of the oval cam 31 is perpendicular to the horizontal axis direction of the sleeve 1, a gap is reserved between the outer wall of the cam 31 and the extension portion 211, and the second step surface 212 abuts against the outer end of the elastic pad 16. When the cam 31 continues to rotate, the length dimension of the cam 31 along the horizontal axis direction of the sleeve 1 is gradually increased, and after the outer wall of the cam 31 abuts against the extension portion 211, the first slide rod 21 is pushed to the outside, and the first spring 15 is compressed.

As shown in fig. 1, 4 and 6, the two sides of the bottom of the sleeve 1 are provided with a groove one 12, the groove one 12 is a strip-shaped groove and penetrates through the bottom of the sleeve 1, the second slide bar 22 is fixed with the first slide bar 21 and penetrates through the groove one 12, preferably, the upper part of the second slide bar 22 is a cylindrical bar, the upper end of the second slide bar 22 is in threaded connection with and inserted into the first slide bar 21, the insertion position of the second slide bar 22 is positioned at one end of the outer side of the first slide bar 21, and the second slide bar 22 and the first slide bar 21 synchronously move. The lower part of the second slide bar 22 is of a cuboid plate-shaped structure, the lower part of the second slide bar 22 is connected with a rotating rod 5 for clamping the bottle cap 6 through a first bearing 4, the rotating rod 5 is of a cylindrical structure and can rotate along the axis of the rotating rod 5, and the second slide bar 22 can drive the rotating rod 5 to move left and right.

As shown in fig. 1, 2 and 4, the bottle caps 6 are disposed in pairs, the openings of the bottle caps 6 are all outward along the horizontal direction, specifically, the bottle caps 6 comprise an upper bottle cap wall 61 and a ring wall below the upper bottle cap wall 61, the openings of the bottle caps 6 are laterally disposed outward, the upper bottle cap walls 61 are attached to each other, the rotating rods 5 are moved outward, the two bottle caps 6 are located between the inner sides of the two rotating rods 5, when the long axis of the cam 31 rotates at one side perpendicular to the horizontal axis direction of the sleeve 1, the two second slide rods 22 drive the two rotating rods 5 to move inward and correspondingly insert into the two bottle caps 6, and when the long axis of the cam 31 rotates to be perpendicular to the horizontal axis direction of the sleeve 1, the two rotating rods 5 press the bottle caps 6 left and right and drive the bottle caps 6 to rotate together.

After the bottle cap 6 is clamped by the rotating rods 5 on two sides, one end of the bottle cap 6 is inserted and connected with the chuck 91, the chuck 91 is connected to the machine tool main body 9 and can be driven to rotate by a motor, the other end of the bottle cap is pressed by the rotating block 71, the rotating block 71 can rotate around the axis of the bottle cap, the rotating block 71 is connected with the output end of the air cylinder 7 through the bearing II 72, the air cylinder 7 is arranged on the machine tool main body 9, and the chuck 91 can drive the rotating rod 5, the bottle cap 6 and the rotating block 71 to coaxially rotate.

The outside of the rotating rod 5 is provided with a groove 51, the groove 51 is an inwards concave conical groove, the rotating block 71 is provided with a corresponding protruding part 711, when the rotary rod is used, one end of the rotating rod 5 at two sides is clamped into the chuck 91, the other end of the rotating rod is ejected out through the output end of the air cylinder 7 to push the protruding part 711 of the rotating block 71 into the groove 51, so that the two bottle caps 6 are tightly pressed more firmly, a gap exists between the outer wall of the cam 31 and the extending part 211 due to the fact that the long shaft of the cam 31 is positioned in a state perpendicular to the horizontal shaft direction of the tube 1 during the pressing, the rotating rod 5 at two sides is tightly pressed to enable the first slide rods 21 at two sides to simultaneously move inwards, the elastic pad 16 is enabled to be continuously compressed by the displacement, and the arrangement of the elastic pad 16 can prevent the first slide rods 21 from pushing against the outer wall of the cam 31 to enable the rotating rod 5 at two sides to be not pressed by the chuck 91 and the rotating block 71.

As shown in fig. 1 and 5, the machine tool body 9 is provided with a fixing block 8, the fixing block 8 is located below the second slide bar 22, the fixing block 8 is provided with a third groove 81, the third groove 81 extends downwards along the top surface of the fixing block 8 and is penetrated in the horizontal direction, after the rotating rod 5 is inserted into the chuck 91, the lower end of the second slide bar 22 is located in the third groove 81, the inner wall of the second slide bar 22 is attached to the inner wall of the third groove 81, and after the second slide bar 22 is inserted into the third groove 81, the bottle cap clamping device can be limited to move or rotate along the width direction of the third groove 81.

As shown in fig. 1 and 3, the fixed block 8 is provided with a supporting component 82, the supporting component 82 is located below the second slide rod 22, the bottom surface of the fixed block 8 is provided with a counter bore 83, one end of the counter bore 83, which is close to the third groove 81, is communicated with the third groove 81, the supporting component 82 comprises a supporting rod 821, a bottom cover 822 and a second spring 823, the upper end of the supporting rod 821 is located in the third groove 81, the lower end of the supporting rod is inserted into the counter bore 83, the bottom cover 822 is sleeved into the bottom of the supporting rod 821, the upper end surface of the bottom cover 822 can abut against the seat surface of the counter bore 83, and the supporting rod 821 can slide up and down along the inner wall of the counter bore 83.

The support rod 821 comprises a support rod end 8211 at the upper end, the support rod end 8211 is positioned in the groove III 81, the support rod end 8211 is a larger part of the transverse dimension and cannot be inserted into the counter bore 83, the second spring 823 is sleeved from the bottom of the support rod 821, the upper end of the second spring 823 is propped against the support rod end 8211, and the lower end is propped against the bottom surface of the groove III 81.

The support component 82 is arranged below the second slide bar 22 on both sides, the support bar end 8211 comprises an inclined plane 82111 positioned on the right side, the inclined plane 82111 is inclined towards the right and the lower side, when the rotating rod 5 is clamped into the chuck 91, the direction is from the right to the left, the bottom of the second slide bar 22 moves leftwards along the inclined plane 82111 until the bottom surface of the second slide bar 22 is attached to the top surface of the support bar end 8211 (the position shown in fig. 3), the second slide bar 22 presses the support bar end 8211, the second spring 823 presses the support component 82 against the bottom of the second slide bar 22, an auxiliary support effect is achieved on the whole device, the support is an elastic support, the chuck 91 and the rotating block 71 are fixedly pressed on the rotating rod 5 to be rigidly fixed, and the elastic support of the support component 82 can share the gravity borne by the rotating rod 5.

As shown in fig. 7 and 8, the outer side of the bottle cap 6 is provided with a knurling component 92, the knurling component 92 is fixed on a movable carriage of the machine tool main body 9, the knurling component 92 comprises a knurling cutter 921, the knurling cutter 921 is inserted with a bolt 922 and is rotatable, the knurling cutter 921 can feed in a direction (namely, the radial direction of the bottle cap 6) close to the bottle cap 6 and can axially move along the bottle cap 6, the rotating rod 5 is rotated by matching with the chuck 91, and the knurling cutter 921 can knurl the outer annular wall of the bottle cap 6.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (10)

1. A bottle lid clamping device which characterized in that: the novel bottle cap comprises a sleeve (1), wherein the sleeve (1) is provided with a cam component (3), the cam component (3) can rotate along the axis of the cam component, the cam component (3) comprises a cam (31), two sides of the sleeve (1) are provided with slide bar components (2), the slide bar components (2) are positioned at two sides of the cam (31), the slide bar components (2) comprise a first slide bar (21), the first slide bar (21) is inserted into the sleeve (1) and can axially slide along the sleeve (1), the outer side wall of the cam (31) can prop against the inner side wall of the first slide bar (21), the outer side of the first slide bar (21) is provided with a spring I (15), the spring I (15) props against the outer side wall of the first slide bar (21), the first slide bar (21) is left and right by rotating the cam component (3) and matching with the spring I (15), the slide bar components (2) further comprise a second slide bar (22), the second slide bar (22) is fixedly connected with the first slide bar (21) and can penetrate through the bottom (1) and can be far away from the first slide bar (4) through the axis (5) of the sleeve (5) to clamp the bottle cap (5), the bottle caps (6) are placed in a pairwise manner, the openings of the bottle caps are outwards along the horizontal direction, the second sliding rod (22) can drive the rotating rod (5) to move left and right, the rotating rod (5) on two sides can be correspondingly inserted into the two bottle caps (6), and the rotating rod (5) on two sides can press the bottle caps (6) left and right and can drive the bottle caps (6) to rotate together.

2. A bottle cap holding device as claimed in claim 1, wherein: the sleeve (1) comprises a second groove (13), the cam assembly (3) passes through the second groove (13), and the cam (31) can rotate in the second groove (13).

3. A bottle cap holding device as claimed in claim 2, wherein: the upper end and the lower end of the cam (31) are positioned between the upper wall and the lower wall of the second groove (13), the length of the second groove (13) along the horizontal axis direction of the sleeve (1) is matched with the maximum outer diameter of the cam (31), and the second groove (13) is communicated along the direction vertical to the horizontal axis direction of the sleeve (1).

4. A bottle cap holding device as claimed in claim 1, wherein: the cam assembly (3) further comprises a connecting block (32) fixedly connected with the cam (31), the connecting block (32) penetrates through the sleeve (1) and the cam (31), the connecting block (32) is in clearance fit with the sleeve (1), and the connecting block (32) can rotate to drive the cam (31) to rotate together.

5. A bottle cap holding device as claimed in claim 1, wherein: the double-deck pipe (1) both sides are equipped with ladder groove (11), ladder groove (11) are including being located second square groove (112) of inboard and be located first square groove (111) in second square groove (112) outside, first slide bar (21) can follow first square groove (111) slip, first slide bar (21) are including being located extension (211) of inboard, extension (211) can insert second square groove (112).

6. The bottle cap holding device as set forth in claim 5, wherein: the inner diameter of the second square groove (112) is smaller than that of the first square groove (111), the sleeve (1) comprises a first step surface (113), an elastic pad (16) is arranged on the outer side of the first step surface (113), the first sliding rod (21) comprises a second step surface (212), when the first sliding rod (21) is located at the innermost side, the second step surface (212) props against the outer side of the elastic pad (16) and compresses the elastic pad (16) inwards, and a gap is reserved between the extending part (211) and the outer wall of the cam (31).

7. A bottle cap holding device as claimed in claim 1, wherein: the two sides after the bottle cap (6) is clamped by the rotating rod (5), one end of the bottle cap is inserted and connected with the chuck (91), the other end of the bottle cap is pressed by the rotating block (71), the rotating block (71) can rotate around the axis of the bottle cap, the chuck (91) is connected to the machine tool main body (9) and can be driven to rotate by a motor, and the chuck (91) can drive the rotating rod (5), the bottle cap (6) and the rotating block (71) to coaxially rotate.

8. The bottle cap holding device as set forth in claim 7, wherein: the rotating block (71) is connected with the output end of the air cylinder (7) through a second bearing (72).

9. The bottle cap holding device as set forth in claim 7, wherein: after the rotating rod (5) is installed on the chuck (91), a knurling assembly (92) is arranged on the outer side of the rotating rod (5), and the knurling assembly (92) comprises a knurling cutter (921) capable of knurling the outer circular wall of the bottle cap (6).

10. The bottle cap holding device as set forth in claim 9, wherein: the knurling knife (921) can feed along the axial direction and the radial direction of the bottle cap (6).

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