CN216708498U

CN216708498U - Punching press and nick test fixture

Info

Publication number: CN216708498U
Application number: CN202122870618.1U
Authority: CN
Inventors: 刘彦穹; 吴晓炯; 吴钊; 范方蕾; 周春平
Original assignee: Shanghai Tobacco Group Co Ltd
Current assignee: Shanghai Tobacco Group Co Ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-06-10
Anticipated expiration: 2031-11-18

Abstract

The utility model provides a stamping and nicking test tool, which comprises a pressure head assembly and a fixing assembly, wherein the fixing assembly comprises a lower clamp provided with a stamping groove, limiting plates distributed on the left side and the right side of the stamping groove along the width direction of the stamping groove, and locking assemblies, the limiting plates are arranged on the lower clamp through the locking assemblies, a paper containing through groove is formed between the limiting plates, and the pressure head assembly is used for being arranged on a stamping tester and is positioned on the upper side of the stamping groove; the fixing assembly further comprises at least one gasket arranged on the lower side of the two limiting plates respectively, the gasket is detachably mounted in the paper containing through groove, and a paper clamping groove is formed between the limiting plates and the gasket. According to the stamping and nicking test tool, the paper clamping groove is formed between the limiting plate and the gasket, so that the processing of different nicking depths of the paper box can be realized by replacing gaskets with different thicknesses under the condition that a lower clamp on the table board of the stamping testing machine is not replaced.

Description

Punching press and nick test fixture

Technical Field

The utility model relates to the technical field of carton stamping nick testing equipment, in particular to a stamping and nick testing tool.

Background

The carton is required to be folded during forming, and stamping and scoring treatment is carried out on the carton for the convenience of folding. Obtain nick and punching press through the punching press experiment, because the nick width and the degree of depth of paper are less, need specific stamping device to test, if need different nick depths can only change stamping device, and stamping device's lower anchor clamps cost is higher, and a plurality of lower anchor clamps of preparation are unfavorable for the cost management and control to lower anchor clamps are fixed on the mesa of punching press testing machine, are difficult for changing.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the present invention provides a stamping and indentation testing tool, which can adjust the indentation depth without replacing the lower clamp on the table of the stamping testing machine.

In order to achieve the purpose, the utility model provides a stamping and indentation testing tool which comprises a pressure head assembly and a fixing assembly, wherein the fixing assembly comprises a lower clamp provided with a stamping groove, limiting plates distributed on the left side and the right side of the stamping groove along the width direction of the stamping groove, and locking assemblies, the limiting plates are arranged on the lower clamp through the locking assemblies, a paper containing through groove is formed between the limiting plates and the lower clamp, and the pressure head assembly is arranged on a stamping testing machine and is positioned on the upper side of the stamping groove; the fixing assembly further comprises at least one gasket arranged on the lower side of the two limiting plates respectively, the gasket is detachably mounted in the paper containing through groove, and a paper clamping groove is formed between the limiting plates and the gasket.

Preferably, the pressure head assembly comprises a fixed base used for being installed on the punching testing machine and a pressing knife detachably connected to the bottom surface of the fixed base, and the pressing knife moves to the punching groove under the action of the punching testing machine.

Preferably, still be provided with the sliding tray that extends about a plurality of on the anchor clamps down, still set up the screw hole with the sliding tray intercommunication on the limiting plate, locking Assembly wears to establish in screw hole and sliding tray and fastens limiting plate detachably on the anchor clamps down.

Preferably, the lower clamp is provided with a sliding groove at the front end and the rear end of each limit plate in the length direction.

Preferably, every quantity of limiting plate below side gasket be two, set up in each sliding tray department, follow the length direction of limiting plate the gasket has some to inwards cross the sliding tray, set up the logical groove that holds locking Assembly and pass on the gasket, and the outer end that leads to the groove extends to arbitrary edge of gasket.

Preferably, the number of the side gaskets below each limiting plate is two, the side gaskets are arranged at each sliding groove, and the side gaskets are located on the outer sides of the sliding grooves along the length direction of the limiting plates.

Preferably, every quantity of limiting plate below side gasket is at least a slice, follows the length direction of limiting plate the gasket has a part to inwards cross the sliding tray, seted up a plurality of first through-hole on the gasket, penetrate in the first through-hole locking Assembly.

Preferably, every quantity of limiting plate below side gasket is at least a slice, the gasket width is greater than the width of limiting plate, and the inward flange of gasket extends to stamping groove department, a plurality of second through-hole has been seted up on the gasket, penetrate in the second through-hole locking Assembly.

As described above, the stamping and scoring test tool provided by the utility model has the following beneficial effects:

the punching and nicking test tool realizes slight movement and rapid replacement of paper during punching by placing the paper in the paper containing through groove; a paper clamping groove is formed between the limiting plate and the gasket, so that the processing of different notch depths of the paper box can be realized by replacing the gaskets with different thicknesses under the condition that a lower clamp on the table surface of the stamping testing machine is not replaced.

Drawings

FIG. 1 is a perspective view of a stamping and scoring test fixture according to the present invention;

FIG. 2 is a top view of the stamping and scoring test fixture of the present invention;

FIG. 3 is a first embodiment of a gasket in the stamping and scoring test fixture of the present invention;

FIG. 4 is a second embodiment of a gasket in the stamping and scoring test fixture of the present invention;

FIG. 5 is a third embodiment of a gasket in the stamping and scoring test fixture of the present invention;

FIG. 6 is a fourth embodiment of a pad in the stamping and scoring test fixture of the present invention;

figure 7 is a front view of a fourth embodiment of the punch and score test tool of the present invention.

Description of the element reference numerals

1. A lower clamp; 101. a sliding groove; 102. a paper accommodating through groove; 2. a limiting plate; 201. a locking assembly; 3. a gasket; 301. a through groove; 302. a first through hole; 303. a second through hole; 4. punching a groove; 5. a fixed base; 501. and (5) pressing a cutter.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

It should be understood that the structures, proportions, and dimensions shown in the drawings and described herein are for illustrative purposes only and are not intended to limit the scope of the present invention, which is defined by the claims, but rather by the claims. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are for convenience of description only, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship thereof may be regarded as the scope of the present invention without substantial changes in the technical contents.

As shown in fig. 1 and 2, the utility model provides a punching and indentation testing tool, which comprises a pressure head assembly and a fixing assembly, wherein the fixing assembly comprises a lower clamp 1 provided with a punching groove 4, two limiting plates 2 which are detachably distributed on the left side and the right side of the punching groove 4 along the width direction of the punching groove 4, and a locking assembly 201, the limiting plates 2 are detachably mounted on the lower clamp 1 through the locking assembly 201, a paper containing through groove 102 is formed between the limiting plates and the lower clamp 1, and the pressure head assembly is used for being mounted on a punching testing machine and is positioned on the right upper side of the punching groove 4; the fixing assembly further comprises at least one gasket 3 arranged on the lower side of the two limiting plates 2 respectively, the at least one gasket 3 is detachably mounted in the paper containing through groove 102, and a paper clamping groove is formed between the limiting plates 2 and the gasket 3. For convenience of description, as shown in fig. 1, the longitudinal direction of the lower jig 1 is defined as the left-right direction, the width direction of the lower jig 1 is defined as the front-rear direction, and the height direction of the lower jig 1 is defined as the up-down direction.

According to the stamping and nicking test tool, the limiting plates 2 are arranged on the left side and the right side of the stamping groove 4 in the width direction, the limiting plates 2 are detachably connected with the lower clamp 1, the paper containing through groove 102 is formed between the limiting plates 2 and the lower clamp 1, the gasket 3 is detachably mounted in the paper containing through groove 102, and the paper clamping groove is formed between the gasket 3 and the limiting plates 2. When the paper clamping device is used, the gasket 3 is placed on the lower clamp 1, then paper needing to be scored is placed on the top surface of the gasket 3, then the limiting plate 2 is placed on the top surface of the paper, the locking assembly 201 sequentially penetrates through the limiting plate 2 and the lower clamp 1, the limiting plate 2 is connected with the lower clamp 1, and a gap is reserved between the limiting plate 2 and the gasket 3 to form a paper clamping groove; the paper is arranged in the paper clamping groove between the limiting plate 2 and the gasket 3, and the gasket 3 is arranged in the paper accommodating through groove 102 between the limiting plate 2 and the lower clamp 1. The sheet is pressed into the punch groove 4 by the downward movement of the ram assembly, thereby nicking the sheet. The operator can realize the control of the paper indentation depth by changing the thickness of the gasket 3, only the gasket 3 needs to be replaced, the lower clamp 1 does not need to be replaced, and the operation is simple and efficient.

Preferably, as shown in fig. 1 and 2, the indenter assembly includes a fixed base 5 for mounting on the punch tester, and a pressing blade 501 detachably attached to the bottom surface of the fixed base 5, wherein the pressing blade 501 moves into the punching groove 4 under the action of the punch tester. Further, a punching groove 4 is formed on the longitudinal centerline of the lower jig 1. Further, the longitudinal cross-sectional pattern of the pressing knife 501 includes a rectangle, a triangle, and an arc, and the pressing knife 501 with a rectangular cross-sectional area is used for pressing the paper into the punching groove 4 to punch two nicks; the triangular and circular arc-shaped pressing knife 501 is used for pressing the paper into the punching groove 4 to punch a nick; when the rectangular pressing knife 501 is used for punching, the deformation of the paper is larger than that of the paper when the triangular or arc pressing knife 501 is used for punching.

Preferably, as shown in fig. 1 and 2, the lower fixture 1 is further provided with a plurality of sliding grooves 101 extending left and right, the limiting plate 2 is further provided with threaded holes communicated with the sliding grooves 101, and the locking assembly 201 is inserted into the threaded holes and the sliding grooves 101 and detachably fastens the limiting plate 2 to the lower fixture 1. Further, the number of the sliding grooves 101 is four, and every two sliding grooves 101 are symmetrical left and right along the center line of the width direction of the stamping groove 4 and symmetrical front and back along the length direction of the stamping groove 4. Furthermore, the number of the limiting plates 2 is two, the number of the threaded holes formed in the limiting plates 2 is two, and the distance between the two threaded holes is the same as the distance between the two sliding grooves 101 which are distributed in the front-back direction. Locking assembly 201 adopts bolt assembly, and operating personnel can adjust the position of limiting plate 2 on sliding tray 101 according to the length size of paper to be suitable for the impact mark of different length papers.

When the stamping and indentation testing tool is used, the gasket 3 can be taken down or not taken down, so that different process purposes are realized.

The first embodiment is as follows: the pad 3 being removed during punching of the paper

As shown in fig. 1, 2 and 3, the number of the side gaskets 3 below each limiting plate 2 is two, the two side gaskets 3 are arranged at each sliding groove 101, the width of each gasket 3 is not greater than the width of the limiting plate 2, a part of the gasket 3 along the length direction of the limiting plate 2 passes through the sliding groove 101, a through groove 301 for allowing the locking assembly 201 to pass through is formed in the gasket 3, and the outer end of the through groove 301 extends to any edge of the gasket 3. Preferably, in the present embodiment, the transverse cross-sectional shape of the through groove 301 is a combination of a semicircle and a rectangle. In this embodiment, after an operator sequentially fastens the gasket 3 and the limiting plate 2 on the sliding groove 101 through the locking assembly 201, the operator knocks the gasket 3 along the direction of the through groove 301 on the gasket 3, and takes the gasket 3 off from the paper accommodating through groove 102 between the limiting plate 2 and the lower fixture 1, so that a certain gap exists between the limiting plate 2 and the lower fixture 1, and the test paper sample piece can be ensured to naturally slide; then the paper penetrates and holds in the logical groove 102 of paper, and the pressure head subassembly is impressed the paper in the punching press groove 4, because of the punching press in-process, the deformation of paper in punching press groove 4 is great, and the both ends of paper carry out the drawing of minizone in holding logical groove 102 of paper to the realization is to the punching press of paper.

Example two: the pad 3 is not removed when the paper is punched

As shown in fig. 1, 2 and 4, the number of the side shims 3 below each limit plate 2 is two, the shims are arranged at each sliding groove 101, the width of the shims 3 is not larger than that of the limit plates 2, and the shims 3 are positioned outside the sliding grooves 101 along the length direction of the limit plates 2. Preferably, in the present embodiment, the operator places the spacer 3 between the position limiting plate 2 and the lower jig 1, and the spacer 3 is placed outside the sliding groove 101, and the position limiting plate 2 is fastened to the sliding groove 101 by the locking assembly 201. Because the gasket 3 is arranged between the limiting plate 2 and the lower clamp 1 and the position of the gasket 3 does not cross the sliding groove 101, the paper passes through the paper containing through groove 102, and the natural sliding of the test paper sample piece can be ensured; the pressure head subassembly impresses the paper in stamping groove 4, because of the punching press in-process, the deformation of paper in stamping groove 4 is great, and the both ends of paper carry out the drawing of minizone in holding paper logical groove 102 to the realization is to the punching press of paper. Further, in this embodiment, gasket 3 is in between limiting plate 2 and lower anchor clamps 1, and the position of gasket 3 does not cross sliding tray 101, so gasket 3 installs back between limiting plate 2 and lower anchor clamps 1, also can strike gasket 3, take out gasket 3, thereby make limiting plate 2 and have certain clearance down between the anchor clamps 1, then the paper penetrates holds the paper and leads to the groove 102 in, the pressure head subassembly is impressed the paper in the punching groove 4, because of the punching press in-process, the deformation of paper in punching groove 4 is great, the both ends of paper carry out the drawing of minizone in holding the paper and leading to the groove 102, thereby realize the punching press to the paper.

Example three: the pad 3 is not removed during scoring

As shown in fig. 2 and 5, the number of the side gaskets 3 below each limiting plate 2 is at least one, the width of each gasket 3 is not greater than that of the limiting plate 2, a part of the gaskets 3 along the length direction of the limiting plates 2 inwards cross the sliding groove 101, a plurality of first through holes 302 are formed in the gaskets 3, and the locking assemblies 201 penetrate into the first through holes 302. Preferably, in this embodiment, the number of the spacers 3 is one, and the number and the positions of the first through holes 302 correspond to those of the threaded holes on the limiting plate 2 one by one, and the locking assembly 201 passes through the first through holes 302 while passing through the threaded holes. In this embodiment, after the operator sequentially places the paper, the spacer 3, and the limiting plate 2 above the sliding groove 101, the locking assembly 201 sequentially passes through the threaded hole of the limiting plate 2 and the first through hole 302 of the spacer 3, and the paper is tightly pressed between the spacer 3 and the lower fixture 1; the operating personnel changes the pressing knife 501 into a triangle or a circular arc, the pressing head component presses the paper into the stamping groove 4, and the deformation of the paper in the stamping groove 4 is small in the scoring process, so that scoring can be realized by the deformation of the paper. Further, in this embodiment, the pad 3 may be integrally connected to the limiting plate 2 for pressing the paper against the lower fixture 1.

Example four: the shim 3 not being removed at different depths of stamping/scoring

As shown in fig. 2, 6 and 7, the number of the side pads 3 below each limiting plate 2 is at least one, the width of each pad 3 is greater than that of the limiting plate 2, the inner edge of each pad 3 extends to the punching groove 4, a plurality of second through holes 303 are formed in each pad 3, and the locking assemblies 201 penetrate into the second through holes 303. Preferably, in this embodiment, the number of the spacers 3 is one, and the number and the positions of the second through holes 303 correspond to those of the threaded holes on the limiting plate 2 one by one, and the locking assembly 201 passes through the threaded holes and also passes through the second through holes 303. In this embodiment, the bottom surface of limiting plate 2 is the plane, and after the operator placed gasket 3, paper and limiting plate 2 in proper order above sliding tray 101, locking assembly 201 passed the screw hole on limiting plate 2, second through-hole 303 on gasket 3 in proper order.

When the locking assembly 201 is not completely locked, a gap exists between the limiting plate 2 and the gasket 3 to form a paper clamping groove, so that the test paper sample can be ensured to naturally slide when the paper is placed in the paper clamping groove formed by the limiting plate 2 and the gasket 3; the inward flange of two gaskets 3 of the 4 left and right sides of punching press groove extends to 4 departments of punching press groove simultaneously this moment, and the pressure head subassembly whereabouts impresses the paper in punching press groove 4, because of the punching press in-process, the deformation of paper in punching press groove 4 is great, and the both ends of paper carry out the drawing of minim scope in pressing from both sides the paper groove to the realization is to the punching press of paper. The operator can replace the gasket 3 with different thicknesses to obtain stamping traces with different depths.

When the locking assembly 201 is locked completely, the paper is placed in the paper clamping groove formed by the limiting plate 2 and the gasket 3, and the paper is pressed by the limiting plate 2 and the gasket 3 and cannot move. The inward flange of two gaskets 3 of the 4 left and right sides of punching press groove extends to 4 departments of punching press groove simultaneously this moment, and operating personnel more changes pressing knife 501 into triangle-shaped or arc, and the pressure head subassembly is impressed the paper in punching press groove 4, because of the nick in-process, the deformation of paper in punching press groove 4 is less, so rely on the deformation of paper self to realize the nick. The operator can replace the shim 3 with different thickness to obtain the nicks with different depths.

According to the punching and nicking test tool, before paper is placed, an operator firstly adjusts the positions of the limiting plates 2 on the sliding groove 101 according to the length of the paper, so that the distance between the two limiting plates 2 is not greater than the length of the paper; secondly, the pressing knife 501 is a rectangular pressing knife 501 or a triangular or circular arc pressing knife 501, so that paper can be punched or scored, and the application range is wide. Through placing the paper between gasket 3 and limiting plate 2, the inward flange of gasket 3 extends to punching press groove 4 department simultaneously, and the gasket 3 of changing different thickness has realized the punching press to the different degree of depth nicks of paper, need not to change anchor clamps 1 down, and is with low costs, efficient.

In conclusion, the present invention effectively overcomes various disadvantages of the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The punching and nicking test tool comprises a pressure head assembly and a fixing assembly, wherein the fixing assembly comprises a lower clamp (1) provided with a punching groove (4), limiting plates (2) distributed on the left side and the right side of the punching groove (4) along the width direction of the punching groove (4) and locking assemblies (201), the limiting plates (2) are mounted on the lower clamp (1) through the locking assemblies (201), a paper containing through groove (102) is formed between the limiting plates and the lower clamp, and the pressure head assembly is used for being mounted on a punching testing machine and is positioned on the upper side of the punching groove (4); the method is characterized in that: the fixed subassembly is still including setting up at least a slice gasket (3) in two limiting plate (2) below sides respectively, at least a slice gasket (3) detachably install hold paper and lead to groove (102), be formed with between limiting plate (2) and gasket (3) and press from both sides the paper groove.

2. The stamping and scoring test tool of claim 1, wherein: the pressure head assembly comprises a fixed base (5) used for being installed on the punching testing machine and a pressing cutter (501) detachably connected to the bottom surface of the fixed base (5), and the pressing cutter (501) moves to a punching groove (4) under the action of the punching testing machine.

3. The stamping and scoring test tool of claim 1, wherein: still be provided with sliding tray (101) that extend about a plurality of on anchor clamps (1) down, still set up the screw hole with sliding tray (101) intercommunication on limiting plate (2), locking Assembly (201) wear to establish in screw hole and sliding tray (101) and fasten limiting plate (2) detachably on anchor clamps (1) down.

4. The stamping and scoring test tool of claim 3, wherein: the lower clamp (1) is provided with a sliding groove (101) at the front end and the rear end of each limiting plate (2) in the length direction.

5. The stamping and scoring test tool of claim 4, wherein: every the quantity of limiting plate (2) below side gasket (3) is two, sets up in each sliding tray (101) department, follows the length direction of limiting plate (2) gasket (3) have some to inwards cross sliding tray (101), offer logical groove (301) that hold locking Assembly (201) and pass on gasket (3), and the outer end that leads to groove (301) extends to the arbitrary edge of gasket (3).

6. The stamping and scoring test tool of claim 4, wherein: the number of the side gaskets (3) below each limiting plate (2) is two, the side gaskets (3) are arranged at each sliding groove (101), and the gaskets (3) are located on the outer side of the sliding grooves (101) along the length direction of the limiting plates (2).

7. The stamping and scoring test tool of claim 4, wherein: every the quantity of limiting plate (2) below side gasket (3) is at least a slice, follows the length direction of limiting plate (2) gasket (3) have some inwards to cross sliding tray (101), a plurality of first through-hole (302) has been seted up on gasket (3), penetrate in first through-hole (302) locking Assembly (201).

8. The stamping and scoring test tool of claim 4, wherein: every the quantity of limiting plate (2) below side gasket (3) is at least a slice, gasket (3) width is greater than the width of limiting plate (2), and the inward flange of gasket (3) extends to punching press groove (4) department, a plurality of second through-hole (303) have been seted up on gasket (3), penetrate in second through-hole (303) locking component (201).