CN110641772A - Film heat-sealing knife - Google Patents

Film heat-sealing knife Download PDF

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Publication number
CN110641772A
CN110641772A CN201911062368.XA CN201911062368A CN110641772A CN 110641772 A CN110641772 A CN 110641772A CN 201911062368 A CN201911062368 A CN 201911062368A CN 110641772 A CN110641772 A CN 110641772A
Authority
CN
China
Prior art keywords
buffer spring
guide post
nut
spring guide
sliding sleeve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201911062368.XA
Other languages
Chinese (zh)
Inventor
赵海波
孙永山
侯建锋
张冬
周宇航
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zibo Youli Electrical And Mechanical Equipment Co Ltd
Original Assignee
Zibo Youli Electrical And Mechanical Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zibo Youli Electrical And Mechanical Equipment Co Ltd filed Critical Zibo Youli Electrical And Mechanical Equipment Co Ltd
Priority to CN201911062368.XA priority Critical patent/CN110641772A/en
Publication of CN110641772A publication Critical patent/CN110641772A/en
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10—Applying or generating heat or pressure or combinations thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
    • B65B61/04—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages
    • B65B61/06—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting
    • B65B61/10—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting using heated wires or cutters

Abstract

The invention relates to the technical field of heat sealing knives, in particular to a film heat sealing knife, wherein buffer blocks are arranged on two sides of a sliding sleeve, a buffer spring guide post is vertically inserted in the sliding sleeve, the bottom end of the buffer spring guide post penetrates through the sliding sleeve and extends downwards and vertically, the bottom end of the guide post of the buffer spring is arranged at the top end of the cutter body through a first positioning mechanism, the top end of the guide post of the buffer spring penetrates through the sliding sleeve and extends upwards and vertically, the top end of the buffer spring guide post is provided with an adjusting mechanism, a buffer spring is sleeved on the buffer spring guide post between the adjusting mechanism and the sliding sleeve, the top end of the buffer spring is compacted by the adjusting mechanism, and the buffer spring is always in a compressed state, a heating pipe horizontally penetrates through the cutter body through the opening, the bottom end of the cutter body is provided with a blade, and two sides of the buffer block are provided with stainless steel protective covers. The invention can adjust the position of the screw rod on the knife rest to supplement errors and ensure the packaging operation.

Description

Film heat-sealing knife
Technical Field
The invention relates to the technical field of heat sealing knives, in particular to a film heat sealing knife.
Background
The film heat-sealing knife in the market is structurally characterized in that the heat-sealing knife is fixed on a knife rest through a screw rod, a spring is sleeved on the screw rod and is arranged between the knife rest and the heat-sealing knife, a packaging plastic film penetrates through the middle of the heat-sealing knife and a knife base, when the knife rest drives the heat-sealing knife to move downwards to be in contact with the knife base, a buffering pressure spring on the fixed screw rod is compressed and shortened, a buffering plate and a stainless steel shield move upwards along with the buffering pressure spring, a knife body and a knife blade are exposed, and the buffering pressure spring and the stainless steel shield are in contact with a packaging. The structure integrates the fixing and buffering modes, and has the defect that when equipment is installed and manufactured, the balance error occurs between the film heat sealing knife and the sealing knife base, the phenomenon that the heat sealing effect is poor and the heat sealing effect is continuous occurs.
Disclosure of Invention
The invention aims to solve the problem that the heat sealing effect of a heat sealing knife is poor due to balance errors in the prior art, and provides a film heat sealing knife.
In order to achieve the purpose, the invention adopts the following technical scheme:
the film heat sealing cutter comprises a buffer block, a cutter body and a sliding sleeve, wherein the buffer block is arranged on two sides of the sliding sleeve, a buffer spring guide post is vertically inserted in the sliding sleeve, the bottom end of the buffer spring guide post penetrates through the sliding sleeve and vertically extends downwards, the bottom end of the buffer spring guide post is arranged on the top end of the cutter body through a first positioning mechanism, the top end of the buffer spring guide post penetrates through the sliding sleeve and vertically extends upwards, an adjusting mechanism is arranged at the top end of the buffer spring guide post, a buffer spring is sleeved on the buffer spring guide post between the adjusting mechanism and the sliding sleeve, the top end of the buffer spring is compacted by the adjusting mechanism, the buffer spring is always in a compressed state, a heating pipe horizontally penetrates through the cutter body through a hole, a blade is arranged at the bottom end of the cutter body, stainless steel protective covers are arranged on two sides of the buffer block, and the height of the lowest end, the top end of the cutter body is provided with a plurality of screws through a second positioning mechanism, the top ends of the screws extend upwards and vertically, and the top end heights of the screws are larger than the heights of the buffer spring guide pillars.
Preferably, the top end of the screw penetrates through the horizontally arranged tool rest through the opening, the top of the screw is screwed with the upper limiting nut, the part of the screw between the tool rest and the tool body is screwed with the lower limiting nut, and the upper limiting nut and the lower limiting nut are pressed on the tool rest in a pressure-sharing manner.
Preferably, the upper guide sleeves are vertically arranged at two ends of the knife rest, the stand column is slidably arranged in the upper guide sleeves, the lower guide sleeves are slidably arranged at the bottom ends of the stand columns, and the cutter base is horizontally arranged between the lower guide sleeves.
Preferably, the first positioning mechanism comprises a positioning nut and a T-shaped sliding groove, the sliding groove is horizontally arranged at the top of the cutter body, the top end and two ends of the sliding groove are communicated with the outside, the positioning nut is slidably mounted in the sliding groove, the width of the sliding groove is smaller than the maximum diameter of the positioning nut, the bottom end of the buffer spring guide column is vertically inserted into the sliding groove, and the bottom end of the buffer spring guide column is screwed in the positioning nut.
Preferably, the second positioning mechanism includes the spout of screw rod, last fixation nut, lower fixation nut and T font, spout top and both ends all communicate with the external world, the vertical spout that inserts in the screw rod bottom, fixation nut slidable mounting is in the spout down, the width of spout is less than fixation nut's maximum diameter down, screw rod bottom spiro union is in fixation nut down, go up fixation nut spiro union on the screw rod, just it compacts at the spout top to go up fixation nut.
Preferably, the adjusting mechanism comprises an adjusting bolt and a washer, the length of the outer diameter of the washer is larger than the diameter of the buffer spring, the washer is sleeved on the top of the adjusting bolt, and the bottom end of the adjusting bolt is vertically screwed near the middle of the upper end face of the buffer spring guide post through an opening.
The film heat-sealing knife provided by the invention has the beneficial effects that: the fixing and buffering modes of the heat sealing knife are separated, and the phenomenon that the heat sealing knife and the knife sealing base are poor in heat sealing effect and continuous in cutting can be adjusted to compensate errors in the position of the knife rest when manufacturing and installation errors occur, so that the packaging operation is guaranteed.
Drawings
Fig. 1 is a perspective view of a film heat-sealing knife according to the present invention.
Fig. 2 is a front view of a film heat-sealing knife according to the present invention.
Fig. 3 is an enlarged view of the film heat sealing knife according to the present invention at a.
Fig. 4 is a perspective view of a hot air knife of a film heat sealing knife according to the present invention.
Fig. 5 is a front view of a hot air knife of a film heat sealing knife according to the present invention.
Fig. 6 is a left side sectional view of a hot air knife of a film heat sealing knife according to the present invention.
FIG. 7 is a right sectional view of a hot air knife of a film heat sealing knife according to the present invention.
Fig. 8 is an enlarged view of the film heat sealing knife at the position B.
In the figure: the device comprises a buffer pressure spring 1, a buffer pressure spring guide post 2, a limiting bolt 3, a buffer block 4, a lower fixing nut 5, a stainless steel protective cover 6, a screw 7, an upper fixing nut 8, a heating pipe 9, a cutter body 10, a blade 11, a stand column 12, an upper guide sleeve 13, a lower guide sleeve 14, a cutter base 15, a cutter rest 16, a gasket 17, an upper limiting nut 18, a lower limiting nut 19, a positioning nut 20 and a sliding sleeve 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1-8, a film heat sealing knife comprises a buffer block 4, a knife body 10 and a sliding sleeve 21, wherein the buffer block 4 is installed at two sides of the sliding sleeve 21, a buffer spring guide post 2 is vertically inserted in the sliding sleeve 21, the bottom end of the buffer spring guide post 2 penetrates through the sliding sleeve 21 and vertically extends downwards, the bottom end of the buffer spring guide post 2 is installed at the top end of the knife body 10 through a first positioning mechanism, the top end of the buffer spring guide post 2 penetrates through the sliding sleeve 21 and vertically extends upwards, an adjusting mechanism is installed at the top end of the buffer spring guide post 2, a buffer spring 1 is sleeved on the buffer spring guide post 2 between the adjusting mechanism and the sliding sleeve 21, the top end of the buffer spring 1 is compacted by the adjusting mechanism, the buffer spring 1 is always in a compressed state, a heating pipe 9 horizontally penetrates through a hole in the knife body 10, the bottom end of the knife, and the height of the lowest end of the stainless steel protective cover 6 is smaller than the lowest height of the blade 11, a plurality of screw rods 7 are installed at the top end of the cutter body 10 through a second positioning mechanism, the top ends of the screw rods 7 extend upwards and vertically, and the top end height of each screw rod 7 is larger than the height of the buffer spring guide column 2. The top end of the screw rod 7 penetrates through a horizontally arranged tool rest 16 through an opening, the top of the screw rod 7 is screwed with an upper limit nut 18, the part of the screw rod 7, which is positioned between the tool rest 16 and the tool body 10, is screwed with a lower limit nut 18, and the upper limit nut 18 and the lower limit nut 19 are pressed on the tool rest 16 in a pressure-sharing manner;
the screw 7 of the heat sealing knife is fixed on the knife rest 16 by an upper limit nut 18 and a lower limit nut 19, and the initial height of the blade 11 can be adjusted by adjusting the upper limit nut and the lower limit nut. The packaging plastic film penetrates through the middle of the blade 11 and the cutter base 15, when the cutter frame 16 drives the blade 11 to move downwards to be in contact with the cutter base 15, the buffering pressure spring 1 is compressed and shortened, the buffering block 4 and the stainless steel shield move upwards along with the buffering block 6, and the cutter body 10 and the blade 11 are exposed out of contact with the packaging film, so that the packaging film is sealed in a heat sealing mode and cut off. The fixing and buffering modes of the heat sealing knife are separated, and the phenomenon that the heat sealing knife and the knife sealing base are poor in heat sealing effect and continuous in cutting can be adjusted to compensate errors in the position of the knife rest when manufacturing and installation errors occur, so that the packaging operation is guaranteed.
Example 2
On the basis of the above embodiment 1, in this embodiment, as shown in fig. 1-2, the upper guide sleeves 13 are vertically installed at both ends of the tool rest 16, the upright posts 12 are slidably installed in the upper guide sleeves 13, the lower guide sleeves 14 are slidably installed at the bottom ends of the upright posts 12, and the cutter base 15 is horizontally installed between the lower guide sleeves 14. The upper and lower guide sleeves at the two ends of the knife rest 16 and the cutter base 15 can play a good role in guiding the blade 11 when moving downwards, so that the blade 11 is prevented from deflecting, the cutting and heat sealing are more accurate, and the processing quality is improved.
Example 3
Referring to fig. 6 to 8, on the basis of embodiment 1 or embodiment 2, the present embodiment further optimizes the first positioning mechanism, wherein the first positioning mechanism includes a positioning nut 20 and a T-shaped chute 22, the chute 22 is horizontally disposed at the top of the cutter body 10, the top end and two ends of the chute 22 are both communicated with the outside, the positioning nut 20 is slidably mounted in the chute 20, the width of the chute 20 is smaller than the maximum diameter of the positioning nut 20, the bottom end of the buffer spring guide post 2 is vertically inserted into the chute 22, and the bottom end of the buffer spring guide post 2 is screwed into the positioning nut 20. The position of the buffer spring guide post 2 can be adjusted by adjusting the position of the positioning nut 20 in the sliding groove 22, wherein the diameter of the top of the buffer spring guide post 2 is larger than the diameter of the bottom, the positioning nut 20 is firstly installed in the sliding groove 22, the bottom end of the buffer spring guide post 2 is inserted into the sliding groove 22 from the upper part, aligned with the positioning nut 20, and the buffer spring guide post is rotated and locked.
Example 4
As shown in fig. 7-8, on the basis of embodiment 1, embodiment 2, or embodiment 3, the present embodiment optimizes the second positioning mechanism, wherein the second positioning mechanism includes a screw rod 7, an upper fixing nut 8, a lower fixing nut 5, and a T-shaped chute 22, the top end and both ends of the chute 22 are communicated with the outside, the bottom end of the screw rod 7 is vertically inserted into the chute 22, the lower fixing nut 5 is slidably installed in the chute 22, the width of the chute 22 is smaller than the maximum diameter of the lower fixing nut 5, the bottom end of the screw rod 7 is screwed into the lower fixing nut 5, the upper fixing nut 8 is screwed onto the screw rod 7, and the upper fixing nut 8 is compacted at the top of the chute 22. When the screw 7 is connected with the cutter body 10, the lower fixing nut 5 needs to be firstly loaded into the chute 22, after the required position is adjusted, the screw 7 is aligned with the lower fixing nut 5 from the upper part and loaded into the chute 22, then the screw 7 is screwed in the lower fixing nut 5, and finally the upper fixing nut 8 is installed on the screw 7 from the upper part and locked.
Example 5
As shown in fig. 5-6, on the basis of embodiment 1, embodiment 2, embodiment 3 or embodiment 4, the present embodiment further optimizes the adjusting mechanism, wherein the adjusting mechanism includes an adjusting bolt 3 and a washer 17, the length of the outer diameter of the washer 17 is greater than the diameter of the buffer spring 1, the washer 17 is sleeved on the top of the adjusting bolt 3, and the bottom end of the adjusting bolt 3 is vertically screwed near the middle of the upper end face of the buffer spring guide post 2 through an opening. The initial compression degree of the buffer spring 1 can be adjusted by rotating the adjusting bolt 3 to change the distance between the nut and the buffer spring guide post 2, so that the initial elasticity of the buffer spring 1 is adjusted.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (6)

1. The utility model provides a film heat-seal knife, includes buffer block (4), cutter body (10) and sliding sleeve (21), its characterized in that: the buffer block (4) is installed on two sides of a sliding sleeve (21), a buffer spring guide post (2) is vertically inserted in the sliding sleeve (21), the bottom end of the buffer spring guide post (2) penetrates through the sliding sleeve (21) and vertically extends downwards, the bottom end of the buffer spring guide post (2) is installed at the top end of a cutter body (10) through a first positioning mechanism, the top end of the buffer spring guide post (2) penetrates through the sliding sleeve (21) and vertically extends upwards, an adjusting mechanism is installed at the top end of the buffer spring guide post (2), a buffer spring (1) is sleeved on the buffer spring guide post (2) between the adjusting mechanism and the sliding sleeve (21), the top end of the buffer spring (1) is compacted by the adjusting mechanism, the buffer spring (1) is always in a compression state, a heating pipe (9) horizontally penetrates through a hole in the cutter body (10), and a cutter blade (11) is installed at the bottom end of the cutter body (10, stainless steel protection covers (6) are all installed to buffer block (4) both sides, just the height of the least significant end of stainless steel protection covers (6) is less than the minimum height of blade (11), a plurality of screw rods (7) are installed through second positioning mechanism in cutter body (10) top, upwards vertical extension in screw rod (7) top, and the top height of screw rod (7) is greater than the height of buffer spring guide pillar (2).
2. A film heat-sealing knife according to claim 1, characterized in that the top end of the screw (7) penetrates through the horizontally arranged knife rest (16) through the opening, an upper limit nut (18) is screwed on the top of the screw (7), a lower limit nut (18) is screwed on the part of the screw (7) between the knife rest (16) and the knife body (10), and the upper limit nut (18) and the lower limit nut (19) are pressed on the knife rest (16).
3. A film heat-sealing knife according to claim 1, characterized in that the upper guide sleeves (13) are vertically arranged at both ends of the knife holder (16), the upright posts (12) are slidably arranged in the upper guide sleeves (13), the lower guide sleeves (14) are slidably arranged at the bottom ends of the upright posts (12), and the cutter base (15) is horizontally arranged between the lower guide sleeves (14).
4. The film heat sealing knife according to claim 1, wherein the first positioning mechanism comprises a positioning nut (20) and a T-shaped sliding groove (22), the sliding groove (22) is horizontally arranged at the top of the knife body (10), the top end and both ends of the sliding groove (22) are communicated with the outside, the positioning nut (20) is slidably arranged in the sliding groove (20), the width of the sliding groove (20) is smaller than the maximum diameter of the positioning nut (20), the bottom end of the buffer spring guide post (2) is vertically inserted into the sliding groove (22), and the bottom end of the buffer spring guide post (2) is screwed in the positioning nut (20).
5. The film heat sealing knife according to claim 1, wherein the second positioning mechanism comprises a screw (7), an upper fixing nut (8), a lower fixing nut (5) and a T-shaped chute (22), the top end and two ends of the chute (22) are communicated with the outside, the bottom end of the screw (7) is vertically inserted into the chute (22), the lower fixing nut (5) is slidably mounted in the chute (22), the width of the chute (22) is smaller than the maximum diameter of the lower fixing nut (5), the bottom end of the screw (7) is screwed in the lower fixing nut (5), the upper fixing nut (8) is screwed on the screw (7), and the upper fixing nut (8) is compacted at the top of the chute (22).
6. The film heat sealing knife according to claim 1, wherein the adjusting mechanism comprises an adjusting bolt (3) and a washer (17), the length of the outer diameter of the washer (17) is greater than the diameter of the buffer spring (1), the washer (17) is sleeved on the top of the adjusting bolt (3), and the bottom end of the adjusting bolt (3) is vertically screwed near the middle of the upper end face of the buffer spring guide post (2) through an opening.
CN201911062368.XA 2019-11-02 2019-11-02 Film heat-sealing knife Withdrawn CN110641772A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911062368.XA CN110641772A (en) 2019-11-02 2019-11-02 Film heat-sealing knife

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911062368.XA CN110641772A (en) 2019-11-02 2019-11-02 Film heat-sealing knife

Publications (1)

Publication Number Publication Date
CN110641772A true CN110641772A (en) 2020-01-03

Family

ID=69014415

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911062368.XA Withdrawn CN110641772A (en) 2019-11-02 2019-11-02 Film heat-sealing knife

Country Status (1)

Country Link
CN (1) CN110641772A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112061513A (en) * 2020-10-17 2020-12-11 湖南亲零嘴食品有限公司 Based on heat-seal clamping device is used in production of contraction type prepared food
CN112158408A (en) * 2020-09-22 2021-01-01 金乡县翼新包装科技有限公司 Electric tying machine
CN112357236A (en) * 2020-11-27 2021-02-12 陈永良 Energy-saving pillow type packaging machine hot press device
WO2024027756A1 (en) * 2022-08-02 2024-02-08 王侃祺 Unfolding and engaging device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112158408A (en) * 2020-09-22 2021-01-01 金乡县翼新包装科技有限公司 Electric tying machine
CN112061513A (en) * 2020-10-17 2020-12-11 湖南亲零嘴食品有限公司 Based on heat-seal clamping device is used in production of contraction type prepared food
CN112357236A (en) * 2020-11-27 2021-02-12 陈永良 Energy-saving pillow type packaging machine hot press device
WO2024027756A1 (en) * 2022-08-02 2024-02-08 王侃祺 Unfolding and engaging device

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Application publication date: 20200103