JP3137561U - Jig for aligning end faces of plastic workpieces - Google Patents

Abstract

An object of the present invention is to provide a plastic workpiece that has only one fastening screw that aligns the end surfaces of a workpiece such as a large number of plastic nameplates, and has a simplified structure and excellent workability. Provide end face alignment jigs at low cost.
A front plate and a pressing plate are present at one longitudinal end of a pair of side plates that are made of metal such as aluminum and face in the longitudinal direction of an end face aligning jig. A rear abutment plate 3 is present on the other end side in the direction, and the pressing plate 6 is fitted with a plurality of pieces fitted in a space surrounded by the pair of side plates 1, the front abutment plate 2 and the rear abutment plate 3. A clamping screw 9 is provided for pressing the front plate 2 against the stacked plastic workpieces 12 and sandwiching the plurality of stacked plastic workpieces 12 between the front plate 2 and the back plate 3 from the front and back. It was.
[Selection] Figure 7

Description

  The present invention, for example, is a plastic coating that aligns a large number of workpieces such as plastic nameplates and aligns the end faces in order to cut the peripheral surface of the workpiece such as plastic nameplates and perform mirror finishing. The present invention relates to a jig for end face alignment of a workpiece.

  As a conventional jig for aligning the end face of this type of plastic workpiece, for example, one in which a plurality of stacked plastic plates are arranged together in the width direction is known. This conventional end face aligning jig needs to be provided with a fastening screw for fixing and supporting each of a plurality of stacked plastic plates, and a work for fastening the fastening screws individually is necessary. There is.

  As described above, a conventional end face alignment jig that puts together a plurality of stacked plastic plates in a widthwise state is tightened to fix and support each of the stacked plastic plates. There is a problem that it is necessary to provide a screw, which leads to a complicated configuration and an increase in cost, and an operation for individually tightening the tightening screw is necessary, resulting in poor work efficiency.

  The purpose of the present invention is to solve such a problem. For example, a single clamping screw for aligning the end surfaces of a large number of workpieces such as plastic nameplates together is required. Is to provide a jig for aligning the end face of a plastic workpiece, which is simplified and excellent in workability, at low cost.

  An end face aligning jig for a plastic workpiece according to claim 1 of the present invention is made of a metal such as aluminum, and is placed in front of one end in the longitudinal direction of a pair of side plates facing the longitudinal direction of the end face aligning jig. There is a backing plate, and a rear backing plate is present on the other longitudinal end of the pair of side plates, and the front backing plate is surrounded by the pair of side plates, the front backing plate, and the rear backing plate. A clamping screw is provided to press against a plurality of stacked plastic workpieces fitted inside and to sandwich a plurality of stacked plastic workpieces with a back plate from the front and back. And

  An end face aligning jig for a plastic workpiece according to claim 2 is made of a metal such as aluminum and has a front plate on one end side in the longitudinal direction of a pair of side plates facing the longitudinal direction of the end face aligning jig. There is a pressing plate, and a rear application plate is present on the other longitudinal end of the pair of side plates, and the pressing plate is in a space surrounded by the pair of side plates, the front application plate, and the rear application plate. A front mounting plate is pressed against multiple stacked plastic workpieces that are fitted into the base plate, and a tightening screw is provided to sandwich the multiple stacked plastic workpieces from the front and back with the front and rear mounting plates. It is characterized by that.

  As described above, the plastic workpiece end face alignment jig of the present invention requires only one clamping screw for aligning the end faces of a plurality of plastic workpieces, and has a configuration. It is simplified and can be provided at low cost. In addition, a plurality of plastic workpieces can be wrapped in a state of being fitted in a bar shape in a space surrounded by a pair of side plates, a front plate, and a back plate, and can be tightened by a single screw. Thus, it is set on the end face aligning jig, and an end face aligning jig for a plastic workpiece excellent in workability can be provided.

Hereinafter, an embodiment of the present invention will be described in detail with reference to FIGS.
In the figure, 1 is a pair of side plates facing the longitudinal direction of an end face aligning jig for a plastic workpiece such as an acrylic plate, and 2 and 3 are engaged in the vicinity of both ends of the pair of side plates 1 and 1 in the longitudinal direction. The side plate 1, the front plate 2, and the back plate 3 are made using a metal such as aluminum as a material. The front plate 2 and the rear plate 3 have shapes in which both ends and the middle portion are larger in the vertical direction than the other portions and protrude vertically. 2a-2c and 3a-3c are the protrusions. Holes 4 and 5 through which the front abutting plate 2 and the rear abutting plate 3 are penetrated are formed in the vicinity of both ends in the longitudinal direction of the side plates 1 and 1. The holes 4 and 5 have a shape in which square holes 4a and 5a and circular holes 4b and 5b having a diameter larger than the vertical length of the square holes 4a and 5a are connected laterally. The circular hole 4 b and the circular hole 5 b of the hole 5 are formed so as to face the center side in the longitudinal direction of the side plate 1. The square hole 4a of the hole 4 on one end in the longitudinal direction of the side plate 1 is longer than the square hole 5a of the hole 4 on one end in the longitudinal direction, and has a rectangular shape. Is formed longer than the lateral length of the hole 5 on the other end side in the longitudinal direction. As described above, the holes 4 and 5 in the vicinity of both ends in the longitudinal direction of the side plate 1 are formed into square holes 4a and 5a, and circular holes 4b and 5b having a diameter larger than the vertical length of the square holes 4a and 5a. Is formed in such a manner that the front abutting plate 2 and the rear abutting plate 3 are passed through the holes 4 and 5 in the lateral direction, and the protruding portions 2a, 2b and 3a at both ends at the positions of the circular holes 4b and 5b. This is because the narrower portion inside than 3b is rotated and moved to the square holes 4a, 5a. Before the front plate 2 is passed through the hole 4 at one end in the longitudinal direction, a pressing plate 6 having the same shape as that of the front plate 2 is passed through the hole 4 to the front end side of the square hole 4a. The pin 7 is inserted into the side plate 1 so as to partition the rectangular hole 4a so that the pressing plate 6 is substantially in a fixed position. Thereafter, the front plate 2 is passed through the hole 4 and the pin 7 is inserted into the boundary between the square hole 4a and the circular hole 4b so that the front plate 2 can be moved back and forth. Further, after the back plate 3 is passed through the hole 5 at the other end in the longitudinal direction and moved to the square hole 5a, the square hole 5a and the square hole 5a are arranged so that the back plate 3 is substantially fixed in position. The pin 7 is inserted into the boundary with the circular hole 5b.

  By the way, the pressing plate 6 is also made of a metal such as aluminum, and has both ends and an intermediate portion that are larger in the vertical width than the other portions and have a shape protruding vertically. . 6a-6c are the protrusions. The pressing plate 6 has a female screw member 8 embedded in the center of the middle protruding portion 6c. A fastening screw 9 is screwed into the screw hole 8a of the female screw member 8. The front end of the fastening screw 9 is the front plate. 2 is in contact with the center of the protruding portion 2c of the intermediate portion. In the embodiment shown in the drawings, a recess 10 is formed at the center of the projecting portion 2c at the intermediate portion of the front plate 2. A metal ball 11 is placed in the recess 10 and the entrance of the recess 10 is hit. The structure is such that the ball 11 does not come off. Therefore, the tip of the clamping screw 9 comes into contact with the ball 11.

  In the above configuration, a pair of narrower inner portions than the protrusions 2a, 2b, 3a, 3b and 6a, 6b at both ends of the front plate 2, the back plate 3 and the pressing plate 6 of the end face alignment jig A large number of bars are stacked in a space surrounded by the pair of side plates 1, 1, the front plate 2, and the back plate 3 in a state where the side plates 1, 1 are moved to widen the space and the tightening screw 9 is loosened. The plastic workpiece 12 is fitted. At this time, for example, the plastic workpiece 12 is placed on the surface of the table 13 on which the end face aligning jig is placed so that the height at which the end face aligning jig is placed is different from the height at which the plastic work piece 12 is placed. A recess 14 is formed, and a plastic workpiece 12 having the same dimensions is projected from the upper and lower sides of the side plate 1. Using a table 13 having such a recess 14, a large number of plastic workpieces 12 are stacked in a bar shape in a space surrounded by a pair of side plates 1, 1, a front plate 2, and a back plate 3. In the fitted state, the pair of side plates 1 and 1 are brought into contact with the side surfaces of a large number of stacked plastic workpieces 12 in a bar shape, and then the front plate 2 is moved so that a large number of the stacked plastic shapes in a bar shape. The workpiece 12 is sandwiched from the front and rear by the front plate 2 and the back plate 3, and finally the fastening screw 9 of the pressing plate 6 is tightened to press the front plate 2 against a number of stacked plastic workpieces 12. A large number of stacked plastic workpieces 12 are sandwiched from the front and back by the front plate 2 and the rear plate 3, and the end surfaces of the multiple plastic workpieces 12 are aligned by the end face alignment jig. To be held in a state That. A plastic discard plate 15 is interposed between the front plate 2 and the plastic workpiece 12 at the end.

  As described above, the plastic workpiece 12 set in the end face aligning jig is fed on a surface plate (not shown), and the upper and lower end faces protruding from the upper and lower sides of the side plate 1 are mirror-finished by a rotary blade. The At that time, after the end surface facing the lower side of the plastic workpiece 12 is cut and mirror finished, the end face alignment jig and the plastic workpiece 12 are turned upside down, and in this state the plastic workpiece is processed. The end surface facing the lower side of the body 12 is cut and mirror finished.

  As mentioned above, although embodiment shown in drawing was described, the combination structure of the front plate 2, the back plate 3, and the pressing plate 6 with respect to the side plates 1 and 1 is not limited to said embodiment, The point is There is a pressing plate 6 so as to be in a substantially fixed position with the front plate 2 that can move back and forth on one end side in the longitudinal direction of the side plates 1 and 1, and a substantially fixed position on the other end side in the longitudinal direction of the side plates 1 and 1. It is sufficient that the back plate 3 is present so that

  Further, a fastening screw is provided on the front plate 2 and a large number of stacked plastic workpieces are pressed at the tip of the tightening screw, and a large number of stacked plastic workpieces are pressed between the back plate and the front and rear. Thus, the pressing plate 6 can be omitted.

  Furthermore, in the embodiment shown in the drawings, a large number of plastic workpieces such as acrylic plates are stacked and set in an end face alignment jig, but a plurality of block-like plastic workpieces are arranged in the longitudinal direction. It is also possible to overlap and set on the end face alignment jig.

It is a perspective view of the jig for end face alignment in one embodiment of the present invention. It is a disassembled perspective view of the same end surface alignment jig. It is a perspective view which shows the state which combines a pressing board with the hole of the longitudinal direction one end side of the jig | tool for the end surface alignment. It is a perspective view which shows the state which combines a front contact plate with the hole of the longitudinal direction one end side of the jig for end face alignment. It is a perspective view which shows the state which combines a back plate with the hole of the longitudinal direction other end side of the same end surface alignment jig | tool. It is a perspective view which shows the state before setting a plastic workpiece to the same end surface alignment jig | tool. It is a perspective view which shows the state which set the plastic to-be-processed body to the jig | tool for the end surface alignment. It is sectional drawing which shows the state which set the plastic to-be-processed object to the jig | tool for the same end surface alignment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Side plate 2 Front contact plate 2a-2c Protrusion part 3 Rear contact plate 3a-3c Protrusion part 4,5 Hole 4a, 5a Square hole part 4b, 5b Circular hole part 6 Pressing plate 6a-6c Projection part 7 Pin 8 Female screw Member 8a Screw hole 9 Clamping screw 10 Recess 11 Ball 12 Plastic workpiece 13 Table 14 Recess 15 Discarding plate

Claims (2)

A front abutment plate exists on one end side in the longitudinal direction of a pair of side plates made of a metal such as aluminum and faces the longitudinal direction of the end face alignment jig, and a rear abutment plate exists on the other end side in the longitudinal direction of the pair of side plates. The front plate is pressed against the plurality of stacked plastic workpieces fitted in the space surrounded by the pair of side plates, the front plate, and the rear plate. An end face alignment jig for a plastic workpiece, characterized in that a clamping screw is provided for sandwiching the plastic workpiece from the front and back with a backing plate. A front plate and a pressing plate are present on one end side in the longitudinal direction of a pair of side plates made of metal such as aluminum and facing the longitudinal direction of the end face alignment jig, and a back plate on the other end side in the longitudinal direction of the pair of side plates A front plate for a plurality of stacked plastic workpieces fitted in a space surrounded by the pair of side plates, a front plate, and a rear plate. A jig for aligning an end face of a plastic workpiece, wherein a clamping screw is provided for pressing a plurality of stacked plastic workpieces from the front and rear with a front plate and a rear plate.

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