JP3161429U - Caulking machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a semi-automatic caulking machine that can be caulked with a certain degree of caulking and can reduce operation labor. A base part 2, a rotary table 3, a lever handle 5 supported so as to be rotatable around a horizontal axis, a main body part 6 that moves up and down in conjunction with the turning operation of the lever handle, A cap presser portion 8 detachably attached to the rotation shaft of the drive motor 7, a slide portion 9 that is supported so as to move forward and backward and is elastically biased in a backward direction, and a caulking roller 10 that is attached rotatably and detachably. And an oscillating body 11 that is supported so that both ends thereof are freely swingable within a predetermined angle range, and one end side is engaged with the slide portion, and the slide portion is moved forward in accordance with the swinging. A pressing portion that abuts against the end side and presses the oscillating body to cause the oscillating body to oscillate and advance the slide portion. [Selection] Figure 1

Description

  The present invention relates to a semi-automatic caulking machine used when a cap such as an aluminum cap is caulked on the outside of a container of a medicine or the mouth of a bottle and the cap is tightened.

  Conventionally, various types of caulking machines are provided, ranging from a completely manual type to a fully automatic type. For example, as shown in FIG. 7, a fully manual caulking machine has a caulking claw such as a collet chuck at the end of a handle such as pliers. Such a fully manual caulking machine has a gap between adjacent caulking claws, and when a metal cap is caulked, metal debris is generated, and the metal debris bites into the gap between the caulking claws, thereby inhibiting the caulking operation. Often to do. On the other hand, fully automatic caulking machines are expensive.

  Conventionally, as a semi-automatic caulking machine, a container temporarily attached with a cap is rotatably held from above and below, an operation lever supporting a caulking roller is fixed to an operation shaft extending in a vertical direction, and the operation lever is moved in a horizontal plane. A caulking machine is known in which the caulking roller is pressed against the lower periphery of the cap by rotating, the cap presser seat holding the upper portion of the container is rotated by a motor, and the lower periphery of the cap is caulked (for example, Patent Document 1).

Japanese Utility Model Publication No. 60-3119

  However, in the conventional semi-automatic caulking machine, the caulking roller is moved in an arc in a horizontal plane and brought into contact with the cap. However, the positioning during caulking is unstable, and the caulking degree varies. Further, the operation lever of the caulking roller is rotated in the horizontal direction, but the arm tends to get tired during the horizontal operation.

  The main object of the present invention is to provide a semi-automatic caulking machine that can solve the problems of the conventional semi-automatic caulking machine.

  In order to achieve the above object, a caulking machine according to the present invention includes a base part, a rotary table rotatably provided on the base part, a support part erected and fixed to the base part, A lever handle supported by the support portion so as to be rotatable about a horizontal axis, a main body portion supported by the support portion so as to be movable up and down, and moved up and down in conjunction with the rotation operation of the lever handle; A drive motor fixed to the main body and having a rotary shaft directed in the vertical direction; a cap presser portion detachably attached to the rotary shaft of the drive motor; and a horizontal direction on the support portion below the main body A slide part that is supported so as to be movable forward and backward and elastically biased in the backward direction, a crimping roller that is rotatably and detachably attached to the tip of the slide part, and both ends are swingable within a predetermined angle range. Between both ends is the support part And a swinging body that has one end engaged with the slide part and moves the slide part forward with the swinging, and is provided in a projecting shape at a lower part of the main body part. And a pressing portion that abuts against the other end side of the moving body and presses the swinging body to swing the swinging body and advance the slide portion.

  A guide body provided with a pair of tapered surfaces capable of coming into contact with two places on a peripheral side surface of a container fitted with a cap to be caulked, and movably moved back and forth on the rotary table, and engaged with the guide body It is preferable to further include a position adjusting mechanism that adjusts the position of the guide body moving back and forth with the screw that has been moved.

  It is preferable that a start switch of the drive motor is attached to a handle portion of the lever handle.

  It is preferable that the height positions of the cap pressing portion and the pressing portion are set such that the caulking roller contacts the lower periphery of the cap after the cap pressing portion contacts the cap to be caulked.

  The pressing part preferably includes a height position adjusting mechanism.

  According to the present invention, by rotating the lever handle around the horizontal axis, the main body portion is lowered, the cap presser presses the cap of the container, and further, the pressing portion presses the swinging body to press the caulking roller. Advances in the horizontal direction and is pressed around the lower part of the cap of the container. By rotating the drive motor, the container and the cap are rotated, and the lower part of the cap is caulked. When the rocking body is swung within a predetermined angle range, the caulking roller is advanced in the horizontal direction by a predetermined distance, and the cap can be caulked with a certain degree of caulking. Further, although the lever handle is rotated around the horizontal axis, the direction in which the lever handle is lowered is the direction in which gravity acts, so that the operation effort of the lever handle can be reduced. Furthermore, since the cap retainer and the caulking roller are made detachable, various changes can be made by appropriately replacing the cap retainer and the caulking roller according to the size of the cap to be caulked and the size of the container (bottle) to which the cap is fitted. Compatible with caps and containers (bottles) of size.

It is a perspective view which shows one Embodiment of the crimping machine based on this invention. It is the perspective view which looked at the crimping machine of FIG. 1 from the other side. It is a fragmentary sectional side view which expands and shows the principal part of the crimping machine of FIG. It is a perspective view which expands and shows the rocking | swiveling body which is a component of the crimping machine of FIG. It is a partial cross section side view which expands and shows a part of crimping machine of FIG. It is a fragmentary sectional side view which expands and shows a part of other use state of the crimping machine of FIG. It is a perspective view which shows the conventional manual crimping machine.

  An embodiment of a caulking machine according to the present invention will be described below with reference to FIGS. 1 and 2 are perspective views showing an embodiment of a caulking machine according to the present invention, and FIG. 3 is a partial sectional side view showing an enlarged main part.

  The caulking machine 1 includes a base part 2, a rotary table 3 rotatably provided on the base part 2, a support part 4 standing and fixed on the base part 2, and a horizontal axis around the support part 4. A lever handle 5 supported so as to be pivotable, a body portion 6 supported by the support portion 4 so as to be movable up and down, and moved up and down in conjunction with the pivoting operation of the lever handle 5, and fixed to the body portion 6. The drive motor 7 with the rotary shaft 7 a directed in the vertical direction, the cap presser portion 8 detachably attached to the rotary shaft 7 a of the drive motor 7, and the support portion 4 below the main body portion 6 are advanced and retracted horizontally. A slide portion 9 that is movably supported and elastically biased in a backward direction, a crimping roller 10 that is rotatably and detachably attached to the tip end portion of the slide portion 9, and both ends can swing within a predetermined angle range. As shown in FIG. 11a engages with the slide portion 9 and is provided with a swing body 11 that moves the slide portion 9 to move forward with the swing, and a projecting shape provided at the lower portion of the main body portion 6, and the other end of the swing body 11 when the main body portion 6 is lowered. A pressing portion 12 that abuts against the side 11b and presses the oscillating body 11 to oscillate the oscillating body 11 and move the slide portion 9 forward.

  The base part 2 is formed of a metal heavy object. The turntable 3 is inserted into a shaft hole (illustrated) formed in the center of a disc-shaped pedestal 13 in which a shaft (not shown) protruding on the back surface is fixed on the base 2. 13 is rotatably mounted.

  The support portion 4 is formed by a columnar column that is fitted and fixed to the end portion of the base portion 2. The support part 4 is not limited to a cylindrical shape.

  The lever handle 5 is attached to a bracket 14 that is fastened and fixed to the support portion 4. Referring to FIG. 2, the bracket 14 includes a ring-shaped portion 14 a partially broken and a tightening screw attachment portion 14 b, and is fixed to the support portion 4 by tightening with the tightening screw 15. Referring to FIG. 1, the bracket 14 is attached with a shaft 16 whose axis is the horizontal direction, and a link 17 is rotatably attached to the shaft 16. A bearing 18 is rotatably attached to the link 17, and a base end portion of the lever handle 5 is inserted and fixed to the bearing 18 so that the lever handle 5 is supported so as to be rotatable around a horizontal axis. The lever handle 5 is further inserted into a bearing 19 that is rotatably attached to the side surface of the main body 6.

  The body portion 6 includes bearing portions 6 a and 6 b that vertically insert the support portion 4, the lower bearing portion 6 b is disposed below the bracket 14, and the upper bearing portion 6 a is a coil spring that is extrapolated to the support portion 4. 20 is in contact with the upper end portion. The lower end of the coil spring 20 is placed on the bracket 14. Accordingly, when the lever handle 5 is rotated in the direction of the arrow in FIG. 1 and the handle portion 5a is lowered downward against the elastic force of the coil spring 20, the main body portion 6 slides the support portion 4 downward. A bracket 6c that protrudes to the side is formed at the lower part of the main body 6, and this bracket 6c has a similar structure to the bracket 14, and the drive motor 7 is fastened and fixed by tightening a tightening screw 6d. The start switch 7b of the drive motor 7 is attached to the rear end portion of the handle portion 5a of the lever handle 5, and the start switch 7b can be pushed with the thumb while holding the handle portion 5a, so that workability is good. Note that the wiring of the drive motor 7 is omitted for convenience of illustration.

  Referring to FIG. 3, the cap presser 8 includes a recess 8 a that receives the rotation shaft 7 a of the drive motor 7, and by screwing a fixing screw 8 b from the side of the rotation shaft 7 a inserted into the recess 8 a, It is fixed to the rotating shaft 7a. Therefore, if the fixing screw 8b is unscrewed, the cap pressing portion 8 can be easily removed from the rotating shaft 7a. The cap retainer 8 is prepared with a plurality of types having different axial lengths and diameters, and can be replaced in accordance with the size of the cap to be caulked and the size of the container (bottle) fitted with the cap. Thus, it is possible to cope with caps and containers (bottles) of various sizes.

  The slide portion 9 is attached to a bracket 21 fixed to the support portion 4. The bracket 21 has the same structure as that of the bracket 14 described above, and can be fastened and fixed to the support portion 4 with a fastening screw 22. If the tightening screw 22 is loosened, the bracket 21 can be moved up and down along the support portion 4, and the position in the height direction can be adjusted. A fine adjustment nut 23 is provided at the lower portion of the bracket 21, and the fine adjustment nut 23 is screwed into an external screw ring 24 fixed to the support portion 4. Therefore, the height of the bracket 21 can be finely adjusted by loosening the tightening screw 22 and turning the fine adjustment nut 23. Referring to FIG. 3, a horizontal shaft hole 22 a is formed in the bracket 21, and the slide shaft 9 a of the slide unit 9 is slidably received in the shaft hole 22 a, so that the slide unit 9 is horizontally moved. It is supported so that it can move forward and backward. Referring to FIG. 1, the bracket 21 and the slide portion 9 are connected by a coil spring 25, and the slide portion 9 is elastically biased toward the backward direction, that is, the bracket 21 side by the coil spring 25. .

  Referring to FIG. 3, the caulking roller 10 is attached to the lower portion of the slide portion 9 by a screw 26 inserted at the tip of the slide portion 9 and a nut 27 screwed into the screw 26. The caulking roller 10 has a radial bearing 28 attached to the inner periphery. A bush 29 is inserted into the radial bearing 28, and a screw 26 is inserted into the bush 29. The caulking roller 10 can be easily removed by unscrewing the nut 27 from the screw 26. Similar to the cap presser 8, the caulking rollers 10 are prepared in a plurality of types having different diameters, and can be adapted to caps of various sizes by replacing them according to the size of the cap to be caulked.

  Referring to FIG. 3, the oscillating body 11 is attached to a bracket 21 that is fastened and fixed to the support portion 4 via a spacer 30 and a positioning plate 31 so as to be able to oscillate by a screw 32. The spacer 30 and the positioning plate 31 are fixed to the bracket 21 with screws 33. The screw insertion hole 31a of the positioning plate 31 is a long hole, and the position of the positioning plate 31 can be adjusted in the left-right direction in FIG. 3, and the position of the oscillator 11 is adjusted in the left-right direction in FIG. be able to. The screw hole 11a of the oscillating body 11 is also a long hole, and the oscillating body 11 is allowed to oscillate. 3 and 4, the rocking body 11 is bent at an obtuse angle, and one end side is formed in a bifurcated shape so as to straddle the slide shaft 9a. Engage with part 9. As the swinging body 11 swings as indicated by the dotted line in FIG. 3, the slide portion 9 is pushed out in the advance direction. When the other end of the oscillating body 11 comes into contact with the positioning plate 31 by oscillating, the maximum oscillating range is defined, and the advance distance of the slide portion 9 is defined.

  In addition, although the rocking | fluctuation body 11 has illustrated the thing of the bent shape, it is not limited to this, The other end side pushes out the slide part 9 by pushing one end side like a lever. Any other shape such as a straight flat plate that is not bent or curved may be employed.

  Referring to FIG. 3, the pressing portion 12 is attached to an attachment portion 34 fixed to the lower end portion of the main body portion 6. The pressing portion 12 includes a disc-shaped large-diameter knob portion 12a, and a male screw portion 12c that penetrates the center of the knob portion 12a up and down and is fixed by a retaining screw 12b. The lower end of the male screw portion 12c protrudes downward from the knob portion 12a. A screw hole 34a is formed in the attachment portion 34, and the male screw portion 12c is screwed into the screw hole 34a.

  As shown in FIG. 1, when the lever handle 5 is rotated so as to lower the handle portion 5a from above and the main body portion 6 is moved downward, the lower end of the pressing portion 12 is swung as shown by a dotted line in FIG. The oscillating body 11 is oscillated by coming into contact with the other end side of the moving body 11, the sliding portion 9 is moved forward, and the caulking roller 10 is pressed against the lower part of the cap C of the container B. If the start switch 7b is pressed in a state where the caulking roller 10 is pressed against the lower periphery of the cap C, the rotation of the drive motor 7 causes the container B with the cap C to rotate through which the container B is placed by the rotation of the drive motor 7. It rotates with the table 3 and the entire circumference around the lower part of the cap C is caulked.

  The height positions of the cap pressing portion 8 and the pressing portion 12 are set so that the caulking roller 10 contacts the lower periphery of the cap after the cap pressing portion 8 contacts the cap C.

  As shown in FIG. 5, the height position of the pressing portion 12 can be adjusted by disposing a ring-shaped spacer 35 between the knob portion 12 a and the attachment portion 34. By adjusting the height position of the pressing portion 12, it is possible to cope with caps C having different dimensions.

  Referring to FIG. 2, a pair of tapered surfaces 36 a and 36 b that can come into contact with two places on the peripheral side surface of a container fitted with a cap to be caulked are provided and can be moved back and forth on the rotary table 3. A guide body 36 is provided.

  Furthermore, referring to FIG. 6, a position adjusting mechanism is configured that adjusts the front-rear movement position of the guide body 36 by a screw 37 engaged with the guide body 36. The screw 37 is screwed into a screw receiver 38 that is erected on the base portion 2 and fixed to the base 13. A key groove 37 a is formed on the peripheral surface of the tip of the screw 37. A key screw 39 is screwed into the guide body 36, and the key screw 39 is engaged with the key groove 37a. Therefore, if the head 37b of the screw 37 is picked and turned, the screw 37 is screwed into or removed from the screw receiver 38, so that the guide body 36 moves back and forth as the screw 37 moves back and forth. By adjusting the position of the screw 37, the front-rear movement position of the guide body 36 can be adjusted.

DESCRIPTION OF SYMBOLS 1 Caulking machine 2 Base part 3 Rotary table 4 Support part 5 Lever handle 5a Handle part 6 Main body part 7 Drive motor 7b Start switch 8 Cap pressing part 9 Slide part 10 Caulking roller 11 Oscillating body 12 Pressing part 36 Guide body

Claims (5)

A base,
A turntable rotatably provided on the base part;
A support portion erected and fixed to the base portion;
A lever handle supported by the support portion so as to be rotatable around a horizontal axis;
A main body that is supported by the support so as to move up and down and moves up and down in conjunction with a turning operation of the lever handle;
A drive motor fixed to the main body and having a rotation axis directed in the vertical direction;
A cap presser portion detachably attached to the rotation shaft of the drive motor;
Below the main body portion, a support portion that is supported by the support portion so as to be movable forward and backward in a horizontal direction and elastically biased in a backward direction,
A caulking roller that is rotatably and detachably attached to the tip of the slide portion;
An oscillating body in which both ends are supported by the support portion so that both ends can swing within a predetermined angle range, one end side engages with the slide portion, and the slide portion moves forward with the swing,
A protrusion is provided at the lower part of the main body, and when the main body is lowered, the swinging body is swung by abutting against the other end of the rocking body and pressing the rocking body to advance the slide section. A pressing part to be moved,
A caulking machine characterized by comprising: A guide body provided with a pair of tapered surfaces capable of coming into contact with two places on a peripheral side surface of a container fitted with a cap to be caulked, and movably moved back and forth on the rotary table, and engaged with the guide body The caulking machine according to claim 1, further comprising a position adjusting mechanism that adjusts the position of the guide body moving back and forth with the screw that has been moved. The caulking machine according to claim 1 or 2, wherein a start switch of the drive motor is attached to a handle portion of the lever handle. The cap pressing portion and the pressing portion are set at a height position so that the caulking roller contacts the lower periphery of the cap after the cap pressing portion contacts the cap to be caulked. The crimping machine in any one of Claims 1-3. The caulking machine according to claim 1, wherein the pressing portion includes a height position adjusting mechanism.