CN217803591U

CN217803591U - K-type carton forming die

Info

Publication number: CN217803591U
Application number: CN202220646011.7U
Authority: CN
Inventors: 陈圣禹; 谢世晨; 苏宗荣; 陈祥龙
Original assignee: Zhejiang Chengda Machinery Co ltd
Current assignee: Zhejiang Chengda Machinery Co ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-11-15
Anticipated expiration: 2032-03-24

Abstract

The utility model discloses a K type carton moulded die, which comprises a template, be equipped with the shaping groove in the template, the shaping groove opens in one side of length direction and is the pan feeding mouth, be equipped with in the shaping groove and hold in the palm the paper lug, it vertically sets up to hold in the palm the paper lug, the cross section of holding in the palm the paper lug is trapezoidal or triangle-shaped, hold in the palm the paper lug length direction respectively with the cell wall in shaping groove with go into between the pan feeding mouth and be equipped with the clearance, the material groove has been seted up on the support paper lug, the material groove transversely sets up and communicates with each other with the shaping groove, the degree of depth in shaping groove and the highly all with the thickness matching of material of holding in the palm the paper lug. Adopt the utility model discloses feed, pack, improve production efficiency greatly, fix a position accurate moreover, the shaping quality is better, the utility model discloses can also be applied to on the automated production line, realize full-automatic packing.

Description

K-shaped carton forming die

Technical Field

The utility model relates to an improvement invention of a paper packaging mold, in particular to a K-shaped paper box forming mold.

Background

Traditional battery packaging adopts paper to mould the packing, and the battery packs into in the plastics cell-shell promptly, seals cell-shell and paper card, but paper is moulded the packing and is not environmental protection and have the problem that is unfavorable for the recovery. The K type paper package is then rectangular paper card is folded and is formed, see figure 1, including first supporting part and second supporting part, the cross section of the two is right trapezoid or is close right trapezoid, the two links to each other and sets up relatively, the type of falling V between the two or trapezoidal be visual area, first supporting part and second supporting part combine then can form the K type or be close the K type. The opposite slope side of first supporting part and second supporting part has seted up corresponding opening, open-ended width and battery external diameter cooperation, another side is perpendicular or is close perpendicular to for the tip holding surface with upper and lower bottom surface, the interval of both ends holding surface matches with the height of battery, the battery passes the opening of first supporting part and second supporting part, and insert in first supporting part and the second supporting part, the axial of battery is restricted by the tip holding surface, the radial then by the opening restriction of battery, consequently the battery is packed by first supporting part and second supporting part, it is fixed. At present, K-shaped packaging can only be manually folded one by one along crease lines, and the problems of low efficiency, high cost, poor forming quality and the like exist.

Disclosure of Invention

In view of the technical problem who exists among the background art, the utility model provides a technical problem aims at providing a K type carton moulded die, is exclusively used in the shaping of K paper packing, improves production efficiency.

In order to solve the technical problem, the utility model discloses a following technical scheme: this kind of K type carton moulded die, its characterized in that: the paper supporting device is characterized by comprising a template, wherein a forming groove is formed in the template, a feeding opening is formed in one side of the forming groove in the length direction, a paper supporting lug is arranged in the forming groove and longitudinally arranged, the cross section of the paper supporting lug is trapezoidal or triangular, a gap is formed between the paper supporting lug and the groove wall of the forming groove and between the paper supporting lug and the feeding opening in the length direction respectively, a material groove is formed in the paper supporting lug and transversely arranged and communicated with the forming groove, and the depth of the forming groove and the height of the paper supporting lug are matched with the thickness of a material.

The paper card after being pre-folded is placed in a forming groove of the template, a first portion of the paper card is vertically arranged, a second portion of the paper card at a material inlet is horizontally or obliquely downwards arranged, so that material entering is not influenced, a paper supporting lug supports a bending area in the middle of the paper card, an opening in the paper card corresponds to a material groove, the material can be pushed in from the material inlet at the moment, the material penetrates through the material groove to completely enter the forming groove, after feeding is completed, the second portion of the paper card is folded upwards, one end of the material is attached to the first portion, the other end of the material is attached to the second portion, the first portion of the paper card is folded in the opposite direction of the material inlet, the second portion of the paper card is folded in the direction of the first portion to cover the upper portion of the material, the first portion and the second portion are combined together, and therefore packaging of the material is completed. Adopt the utility model discloses feed, pack, improve production efficiency greatly, fix a position accurate moreover, the shaping quality is better, the utility model discloses can also be applied to on the automated production line, realize full-automatic packing.

Preferably, two ends of the forming groove in the length direction are provided with limiting lugs, and the limiting lugs can enter and exit the forming groove; when the paper card enters the forming groove, the limiting convex block exits from the forming groove, the paper card enters the forming groove, the paper card is blocked, the paper card is positioned, the paper card is attached to the bottom surface of the forming groove and the paper supporting convex block, and therefore subsequent feeding and folding are facilitated.

Preferably, the template is provided with a mounting hole for the limiting lug to pass in and out, a spring is arranged in the mounting hole, one end of the spring is connected with the limiting lug, the other end of the spring is connected with a limiting block, and the limiting block is mounted on the template; when the paper card is pressed in, the limiting lug is pushed to enter the mounting hole, and when the limiting lug is not pressed, the limiting lug automatically enters the forming groove by the elasticity of the spring.

Preferably, the template is installed on the die holder, a first roller and a second roller are installed at two ends of the die holder respectively, and the first roller and the second roller are arranged vertically.

Preferably, the lower end of the die holder is provided with a rolling bearing, and the rolling bearing is horizontally arranged.

Preferably, two ends of the bottom of the material groove are rounded; the paper supporting lug is matched with an opening in the paper card, the paper supporting lug can comprehensively support the bending area of the paper card, and the paper supporting lug is more suitable for materials with arc-shaped side surfaces, so that the materials are more attached to the opening in the paper card.

Preferably, the limiting bumps are tangent or nearly tangent to the bottom surface of the forming groove or/and the side surface of the paper supporting bump, two limiting bumps are arranged at one end of the forming groove, and the two limiting bumps are respectively arranged at two sides of the paper supporting bump; the stability is better, and the positioning effect is better.

Preferably, the surface of the limiting bump is a spherical surface; reduce the stress between paper card and the spacing lug, avoid the paper card impaired.

Preferably, the width of the forming groove is not more than the height of the material. Therefore, the material is aligned outside the template or with the edge of the template, the first part of the paper card is pushed to be folded upwards, so that the paper card can be avoided from colliding with the template, and the folding operation is facilitated.

Drawings

Fig. 1 is a schematic view of a K-type paper package.

Fig. 2 is a schematic drawing showing the expansion of the paper card.

Figure 3 is a pre-folded paper card.

Fig. 4 is a schematic structural diagram of the present invention.

Fig. 5 is a schematic view of the wrapping paper of the present invention.

Fig. 6 is a schematic diagram of the present invention on the device.

Fig. 7 is a schematic view of a pre-press mold.

Detailed Description

The following describes details and operational principles of embodiments and examples of the present invention with reference to the drawings. In the figure, the X axis is the longitudinal direction and also the vertical direction, the Y axis is the width direction and also the horizontal direction, and the Z axis is the height direction and also the vertical direction. Referring to fig. 2, before folding, the paper card is subjected to die pressing and die cutting, a crease line is formed on the paper card, and redundant waste materials are cut off, the paper card 34 is divided into a first portion 9 and a second portion 10, the second portion is a formed bottom surface, the paper card comprises eight crease lines, from left to right, a first crease line 1 to an eighth crease line 8 are sequentially formed, if a visible area 22 between a first supporting portion 19 and a second supporting portion 20 is V-shaped, the number of crease lines is 7, the visible area 22 between the first supporting portion 19 and the second supporting portion 20 in the figure is inverted trapezoid, and the eight crease lines are taken as an example for explanation. The surface between the first crease line 1 and the second crease line 2 is an end supporting surface of the first supporting part, hereinafter referred to as a first supporting surface 11, the surface between the second crease line 2 and the third crease line 3 is a material blocking surface of the first supporting part, hereinafter referred to as a first material blocking surface 12, the inclined side surface of the first supporting part between the third crease line 3 and the fourth crease line 4, hereinafter referred to as a first side surface 13, and the surface between the fourth crease line 4 and the fifth crease line 5 is a connecting surface 15, so that the bonding surface can be bonded with the bottom surface 10, the firmness is increased, the connecting surface at the opening 14 can be suitable for being extended towards two sides, the bonding area is increased, and the fastness is improved; between the fifth crease line 5 and the sixth crease line 6, between the sixth crease line 6 and the seventh crease line 7, and between the seventh crease line 7 and the eighth crease line 8 are respectively an inclined side surface, a material blocking surface and an end supporting surface of the second supporting portion, hereinafter referred to as a second side surface 16, a second material blocking surface 17 and a second supporting surface 18.

The K-type carton forming die comprises a die plate 23, wherein a forming groove 33 is formed in the die plate, a feeding port is formed in one side of the forming groove in the length direction, in the drawing, the feeding port is arranged on the right side, the opening of the forming groove is roughly in a L shape, a paper card 34 can enter from the upper part of the forming groove, and materials enter from the right side of the forming groove; the paper supporting projection 24 is arranged in the forming groove 33, the paper supporting projection is longitudinally arranged, the cross section of the paper supporting projection is trapezoidal or triangular and is close to isosceles trapezoid or isosceles triangle, the shape of the cross section of the paper supporting projection 24 is matched with that of the visible area 22, the inclined side faces of the first supporting portion and the second supporting portion and the connection position of the first supporting portion and the second supporting portion are supported by the paper supporting projection 24, gaps are formed between the paper supporting projection 24 and the groove wall 29 and the material inlet of the forming groove in the length direction and are divided into a first gap 27 and a second gap 28, the first gap is matched with the first material blocking face 12, the second gap corresponds to the second material blocking face 17, a material groove 25 is formed in the paper supporting projection 24, the material groove is transversely arranged and is communicated with the forming groove, the material groove 25 corresponds to the opening 14 in the first side face 13 and the second side face 16, the size of the material groove 25 and the size of the opening 14 are matched with the size of the material, if two materials are filled in the opening 14, the size of the opening is matched with the size of the two materials, so that the material cannot longitudinally move, and the depth of the paper supporting groove and the height of the forming groove is matched with the height of the forming protrusion, namely the depth of the forming groove.

When the utility model is used for packaging, a prepressing die can be firstly adopted for prefolding, the prepressing die is divided into a prefolding upper die 41 and a prefolding lower die 45, the prefolding lower die is provided with a prefolding lug 44 which is the same as the paper supporting lug, the prefolding upper die is provided with a prefolding groove 42 matched with the prefolding lug, the prefolding groove divides the bottom surface 43 of the prefolding upper die into a first bottom surface and a second bottom surface, the widths of the two are respectively matched with the widths of the first material blocking surface 12 and the second material blocking surface 17, during prefolding, the prefolding upper die 41 and the prefolding lower die 45 are pressed and combined to form a trapezoidal bending area which is also a visible area 22, then the first part 9 and the second part 10 of the paper card are upwards pushed and are upwards bent respectively along the second crease line 2 and the seventh crease line 7, the first material blocking surface 12 and the second material blocking surface 17 are formed on the two sides of the bending area, thus prefolding is completed, the prefolding is put the paper card into the forming groove 33, the bending area in the middle of the paper card is supported by the paper supporting lug 24, the opening on the paper card corresponds to the material groove 14, and the paper card, and the packaging operation is carried out; during pre-folding, only the first part can be selected to be bent upwards, the second part is kept unfolded, so that the bending area of the paper card and the first material blocking surface 11 are formed, the first part 9 of the paper card is vertically arranged, and the second part 10 is kept in a horizontal state, so that the second part can not block and block the material groove during feeding, at the moment, the material 21 can be pushed into the material groove 25 from the feeding port, one end of the material 21 is in contact with the first supporting surface 11, the other end of the material 21 is at the seventh folding line 7, after feeding is completed, the second part can be smoothly folded upwards along the seventh folding line 7 due to the pressing of the material, at the moment, the two ends of the material are respectively attached to the first supporting surface 11 and the second supporting surface 18, the side surfaces of the material are at the first crease line 1 and the eighth crease line 8 and are flush with the upper surface of the template, the first part of the paper card is folded leftwards along the first crease line 1, then the second part 10 of the paper card is folded along the eighth crease line 8, the second part of the paper card is covered on the left side, the connecting part of the first crease line 10 of the first part and the second part of the paper card, and the second part is covered with the connecting part of the first crease line 9, and the second part of the packaging area, and the second part is combined with the packaging area; the material is confined at both ends by the first and

second support surfaces

11, 18 and the sides of the material are secured by the openings 14 of the first and second support portions and the bottom surface 10 and the first and

second stop surfaces

12, 17, so that the material is secured in the first and second support portions 19, 20. Adopt the utility model discloses feed, pack, improve production efficiency greatly, fix a position accurate moreover, the shaping quality is better. The utility model discloses can also be applied to the automated production line, realize full-automatic packing, template 23 is installed on die holder 30, send the template to different processing stations through moving the die holder, realize automatic feeding, folding package, in the moving process, in order to make die holder 30 move stably, first gyro wheel 31 and second gyro wheel 32 are installed respectively to the die holder both ends, first gyro wheel and second gyro wheel vertical setting, corresponding set up track 35 on the equipment for first gyro wheel and second gyro wheel move; meanwhile, in order to improve the precision, a rolling bearing 36 is installed at the lower end of the die holder, the rolling bearing is horizontally arranged, a guide groove 37 for the rolling bearing to move is correspondingly formed in the device, the rolling bearing moves in the guide groove, the transverse position of the die holder is located, and the machining precision is improved.

The two ends of the forming groove in the length direction are provided with limiting lugs, the limiting lugs can enter and exit the forming groove, the limiting lugs 26 are tangent or nearly tangent with the bottom surface of the forming groove or/and the side surfaces of the paper supporting lugs, when the paper card is pressed into the forming groove, the limiting lugs exit the forming groove, the paper card enters the forming groove, the limiting lugs enter the forming groove to block the paper card, the paper card is attached to the bottom surface of the forming groove and the paper supporting lugs, the paper card is positioned, the paper card is made to be in compliance, and therefore subsequent feeding and folding operations are facilitated; one end of the forming groove is provided with two limiting convex blocks 26 which are respectively arranged on two sides of the paper supporting convex block, so that the stability is better, and the positioning effect is better. Referring to fig. 5, the template is provided with a mounting hole 38 for the limiting bump to enter and exit, a spring is arranged in the mounting hole, one end of the spring is connected with the limiting bump 26, the other end of the spring is connected with a limiting block 39, the limiting block is mounted on the template, the limiting bump is pushed when the paper card is pressed in, so that the paper card enters the mounting hole 38, and when the limiting bump is not pressed, the elastic force of the spring enables the paper card to automatically enter the forming groove; the surface of the limiting convex block 26 is a spherical surface, so that the stress between the paper card and the limiting convex block can be reduced, and the paper card can be prevented from being damaged due to the contact of the paper card and the limiting convex block.

The bottom both ends radius of material groove 25 sets up, matches with opening 14 on the paper card, holds in the palm the paper lug and supports comprehensively the bending zone of paper card, improves the intensity in bending zone, avoids taking place the crease because of the collision when reinforced, and opening bottom both ends on first supporting part and the second supporting part are convex then more are applicable to the side and are convex material, and the opening on material and the paper card is more laminated like this, and the material is difficult for removing and the swing in the opening so. The material is in the horizontal state entering shaping inslot, the width of shaping groove 33 is not more than the height of material 21, and template 23 abdicates promptly, and the back in the material entering shaping inslot, the right-hand member of material is with the right-hand member of template keep flat or the right-hand member of material is outside the template, and second portion 10 just can not collide with the template when upwards folding along seventh crease line 7, more does benefit to folding operation. The utility model discloses the matching does not mean to indicate the complete unanimity, means that the two cooperatees or the shape is close, contains the required error of processing.

Claims

1. The utility model provides a K type carton moulded die which characterized in that: the paper supporting device is characterized by comprising a template, wherein a forming groove is formed in the template, a feeding opening is formed in one side of the forming groove in the length direction, a paper supporting lug is arranged in the forming groove and longitudinally arranged, the cross section of the paper supporting lug is trapezoidal or triangular, a gap is formed between the paper supporting lug and the groove wall of the forming groove and between the paper supporting lug and the feeding opening in the length direction respectively, a material groove is formed in the paper supporting lug and transversely arranged and communicated with the forming groove, and the depth of the forming groove and the height of the paper supporting lug are matched with the thickness of a material.

2. The K-type carton forming die according to claim 1, wherein: and the two ends of the forming groove in the length direction are provided with limiting lugs, and the limiting lugs can enter and exit the forming groove.

3. The K-type carton forming die according to claim 2, wherein: the limiting device is characterized in that a mounting hole for the limiting lug to pass in and out is formed in the template, a spring is arranged in the mounting hole, one end of the spring is connected with the limiting lug, the other end of the spring is connected with a limiting block, and the limiting block is installed on the template.

4. The K-type carton forming die according to claim 1, wherein: the template is installed on the die holder, first gyro wheel and second gyro wheel are installed respectively to the die holder both ends, first gyro wheel and the vertical setting of second gyro wheel.

5. The forming die for K-type paper boxes according to claim 4, wherein: and a rolling bearing is installed at the lower end of the die holder and is horizontally arranged.

6. The forming die for K-type paper boxes according to claim 1, wherein: two ends of the bottom of the material groove are rounded.

7. The K-type carton forming die according to claim 2, wherein: the limiting convex blocks are tangent or close to tangent with the bottom surface of the forming groove, or the limiting convex blocks are tangent or close to tangent with the side surfaces of the paper supporting convex blocks, or the limiting convex blocks are tangent or close to tangent with the bottom surface of the forming groove and the side surfaces of the paper supporting convex blocks, two limiting convex blocks are arranged at one end of the forming groove, and the two limiting convex blocks are respectively arranged at two sides of the paper supporting convex blocks.

8. The K-type carton forming die according to claim 2 or 7, wherein: the surface of the limiting lug is a spherical surface.

9. The K-type carton forming die according to claim 1, wherein: the width of the forming groove is not more than the height of the material.