CN210558364U - Lapping machine without prepressing roller - Google Patents
Lapping machine without prepressing roller Download PDFInfo
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- CN210558364U CN210558364U CN201921583641.9U CN201921583641U CN210558364U CN 210558364 U CN210558364 U CN 210558364U CN 201921583641 U CN201921583641 U CN 201921583641U CN 210558364 U CN210558364 U CN 210558364U
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Abstract
The utility model discloses a no pre-compression roller lapping machine belongs to lapping machine technical field. The tensioning device comprises a tensioning slide way on the frame, a bearing slide seat and a slide block which are arranged on the tensioning slide way in a sliding manner, a tensioning spring between the bearing slide seat and the slide block, a tensioning lead screw on the frame and used for driving the slide block to slide, and a plurality of spring sleeves which are arranged on the tensioning slide way in a sliding manner and are positioned between the bearing slide seat and the slide block at intervals, wherein the tensioning roller is arranged on the bearing slide seat; the spring sleeves are sleeved outside the tensioning springs, and a plurality of micro springs are uniformly distributed between the adjacent spring sleeves. The roll lapper is tension stable and easy to maintain.
Description
Technical Field
The utility model relates to a lapping machine technical field, concretely relates to no pre-compression roller lapping machine.
Background
The geotextile has excellent acid and alkali resistance, corrosion resistance, ageing resistance, tensile resistance, high temperature resistance and freezing resistance, and is widely applied. The filament spun-bonded needle-punched non-woven geotextile takes polyester chips as raw materials, and is subjected to high-temperature melting plasticization, filament punching for web formation, and needle punching consolidation for formation, wherein a lapping machine is one of important devices in a filament spun-bonded needle-punched non-woven geotextile production line.
Chinese patent CN208562754U discloses a lapping machine without a pre-press roller, which mainly comprises a frame of a lapping machine, a net curtain, a first air suction duct guiding device, a second air suction duct guiding device, a static eliminator, a front guide static eliminator, a guide roller, a front guide assembly, a front guide bracket assembly, a front guide walking board, a rear guide walking board, a driving guide roller, a tensioning device, a rear guide roller and an error correction device. The tows fall into a net curtain of a net laying machine under the clamping of high-speed air flow to form a net web, the tows are tightly attached to the net curtain under the strong attraction of an air suction duct of the net laying machine, the net curtain is driven by a driving roller transmission device of the net laying machine to convey the net web to the next process, the tightness of the conveyed net curtain is adjusted by a tensioning device, a sliding block is pushed by a rotary lead screw to slide forwards or backwards on a tensioning slide way, so that a spring is compressed or released, and the tensioning roller moves forwards or backwards to achieve the purpose of tensioning the net curtain.
In the above solution, the tensioning device adjusts the tensioning roller by adjusting the screw, and the applicant has found at least the following two problems when using the aforementioned lapping machine:
1. the spring compresses tightly or relaxs comparatively frequently, needs regularly to carry out maintenance, because spring suit (fastening) on the spring shaft, need disassemble whole overspeed device tensioner during maintenance, and is very inconvenient, consuming time and wasting force.
2. The spring is longer, and the tension is unstable due to the possibility of up-and-down shaking or bending in the tensioning process, so that the product quality is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, an embodiment of the present invention provides a pre-press-roller-free lapper, which has stable tension and is easy to maintain. The technical scheme is as follows:
the embodiment of the utility model provides a pre-pressing roller-free net laying machine, which comprises a frame 1, a tensioning device on the frame 1, a driving guide roller 9 and a guide roller 5 on the frame 1, a tensioning roller 10 on the tensioning device, and a net curtain 2 arranged on the driving guide roller, the tensioning roller 10 and the guide roller 5, the tensioning device comprises a tensioning slide rail 11-2 on a rack 1, a bearing slide seat 11-1 and a sliding block 11-5 which are arranged on the tensioning slide rail 11-2 in a sliding manner, a tensioning spring 11-3 between the bearing slide seat 11-1 and the sliding block 11-5, a tensioning screw rod 11-6 which is arranged on the rack 1 and is used for driving the sliding block 11-5 to slide, and a plurality of spring sleeves 11-4 which are arranged on the tensioning slide rail 11-2 in a sliding manner and are positioned between the bearing slide seat 11-1 and the sliding block 11-5 at intervals, wherein the tensioning roller 10 is arranged on the bearing slide seat 11-1; the spring sleeves 11-4 are sleeved outside the tensioning springs 11-3, and a plurality of micro springs 11-8 are uniformly distributed between the adjacent spring sleeves 11-4.
Specifically, the number of the spring housing 11-4 in the embodiment of the present invention is 3-8.
Specifically, the tensioning slideway 11-2 in the embodiment of the present invention is composed of an upper tensioning slideway and a lower tensioning slideway fixed on the frame 1, and the upper tensioning slideway and the lower tensioning slideway are arranged side by side from top to bottom; the spring sleeve 11-4 is a rectangular block structure perpendicular to the tension spring 11-3, the upper and lower sides of the spring sleeve are respectively slidably arranged on the upper tension slideway and the lower tension slideway, and the middle part of the spring sleeve is provided with a circular through hole for the tension spring 11-3 to pass through.
More specifically, the circular through hole in the embodiment of the present invention is coaxially disposed with the tension spring 11-3 and has a diameter larger than the outer diameter of the tension spring 11-3, and the gap between the tension spring 11-3 and the circular through hole is 0.3-1.0 cm.
Specifically, 4 micro springs 11-8 are arranged between adjacent spring sleeves 11-4 in the embodiment of the utility model, and the 4 micro springs 11-8 are respectively arranged at four corners of the spring sleeve 11-4; the micro spring 11-8 is parallel to the tension spring 11-3, and two ends of the micro spring are fixed on the corresponding spring sleeves 11-4.
Furthermore, the spring housing 11-4 in the embodiment of the present invention is formed by splicing and fixing two rectangular blocks with semicircular notches, and the two semicircular notches form a circular through hole.
Preferably, a spring mounting column for mounting the tension spring 11-3 is disposed at a middle portion of one side of the bearing slide 11-1 close to the tension spring 11-3 and a middle portion of one side of the slider 11-5 close to the tension spring 11-3, the spring mounting column is a cylinder disposed along a direction of the tension spring 11-3 and has a diameter smaller than an inner diameter of the tension spring 11-3, and two ends of the tension spring 11-3 respectively abut against the bearing slide 11-1 and the slider 11-5 and are sleeved on the spring mounting column of the bearing slide 11-1 and the spring mounting column of the slider 11-5.
Specifically, a fixed seat 11-7 is arranged at one end of the tensioning slide 11-2 far away from the bearing slide 11-1 in the embodiment of the invention, the fixed seat 11-7 is detachably arranged on the frame 1, and the tensioning screw 11-6 is arranged on the fixed seat 11-7; after the fixed seat 11-7 is detached, the spring sleeve 11-4 can be taken down from the tensioning slideway 11-2.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is:
1. the spring housing wraps the tensioning spring movably and is arranged between the bearing sliding seat and the sliding block, the tensioning spring can be detached and installed only by detaching the fixing seat when needing maintenance, the operation is simple and convenient, time and labor are saved, and the operation is convenient and fast.
2. The inner diameter of the spring sleeve is slightly larger than the outer diameter of the tension spring, and the compression length is slightly smaller than the length of the tension spring after the tension spring is completely compressed, so that the tension spring can freely stretch out and draw back in the spring sleeve, and the maximum tension effect of the tension spring can be exerted.
3. The two ends of the tensioning spring are respectively sleeved on the spring mounting columns, so that the tensioning spring can be mounted more stably.
4. The telescopic combination of the spring sleeves is used, so that the tension spring can always move along the axial direction, the tension spring can be prevented from shaking and bending, the tension effect can be exerted to the maximum extent, and the tension is more stable.
Drawings
Fig. 1 is a schematic structural diagram of a fleece laying machine without a pre-press roll provided by an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a schematic structural view of a spring housing.
In the figure: 1, 2, 3, a silk swinging machine, 4, a negative pressure pump, 5, a guide roller, 6, a grid plate, 7, a motor, 8, a reducer, 9, a driving guide roller and 10, wherein the negative pressure pump is arranged on the frame;
11-1 bearing slide seat, 11-2 tensioning slide way, 11-3 tensioning spring, 11-4 spring sleeve, 11-5 slide block, 11-6 tensioning screw rod, 11-7 fixed seat and 11-8 micro-motion spring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1-3, the embodiment of the utility model provides a there is not pre-compression roller lapping machine, including frame 1, overspeed device tensioner (being used for providing tension for the wire net 2) in the frame 1, initiative deflector roll 9 (by drive such as motor 7 and reduction gear 8) and guide roll 5 (many) in the frame 1, tensioning roller 10 on the overspeed device tensioner, locate initiative deflector roll, the wire net 2 (along setting up to the front and back) on tensioning roller 10 and the guide roll 5, pendulum silk machine 3 (locating wire net 2 top), negative pressure pump 4 (being used for 3 downside vacuums of pendulum silk machine 3) and grid plate 6 (being located pendulum silk machine 3 below) etc.. Wherein, the frame 1 is a frame-shaped frame, and the net curtain 2 is laid on the frame 1 and is opposite to the swinging head of the silk swinging machine 3. The periphery of the frame 1 and the bottom plate are sealed by a partition plate, a pipeline interface is arranged below the net curtain 2, and the pipeline interface is connected with the negative pressure pump 4. The frame 1 can be made of profile steel by welding, and two guide rollers 5 are respectively arranged at two ends above the frame 1 and the left side below the frame through bearings. A grid plate 6 is also fixed on the frame 1, and the grid plate 6 is positioned below the net curtain 2. The tensioning device comprises a tensioning slide rail 11-2 (arranged along the front-back direction) on the machine frame 1, a bearing slide seat 11-1 and a sliding block 11-5 which are arranged on the tensioning slide rail 11-2 in a sliding mode, a tensioning spring 11-3 between the bearing slide seat 11-1 and the sliding block 11-5, a tensioning screw rod 11-6 which is arranged on the machine frame 1 and used for driving the sliding block 11-5 to slide (slide along the front-back direction), and the like, and a tensioning roller 10 is arranged on the bearing slide seat 11-1. The foregoing structure is substantially the same as that of the existing roll lapper, except that: the tensioning device in the embodiment further comprises a plurality of spring sleeves 11-4 which are slidably arranged on the tensioning slide rail 11-2 and are arranged between the bearing slide seat 11-1 and the slide block 11-5 at intervals, the spring sleeves 11-4 are sleeved outside the tensioning spring 11-3, and a plurality of micro springs 11-8 (with small diameter and small elasticity, preferably with the diameter smaller than 1 cm) are uniformly distributed between the adjacent spring sleeves 11-4. Wherein the total length of the plurality of spring housings 11-4 after compression is slightly less than the length of the tensioning spring 11-3 after full compression to prevent affecting the normal operation of the tensioning device.
Specifically, referring to fig. 1 and 2, the number of the spring housing 11-4 in the embodiment of the present invention is 3-8 (4 in the embodiment).
Specifically, referring to fig. 1 and 2, the tensioning slide 11-2 in the embodiment of the present invention is composed of an upper tensioning slide and a lower tensioning slide fixed on the frame 1, and the upper tensioning slide and the lower tensioning slide are arranged side by side up and down. The spring housing 11-4 is a rectangular block structure perpendicular to the tension spring 11-3, and the upper and lower sides (provided with a sliding structure matched with the tension slideway, specifically, the tension slideway is a sliding chute, and the middle parts of the upper and lower sides of the spring housing 11-4 are provided with a convex block matched with the sliding chute) are respectively arranged on the upper tension slideway and the lower tension slideway in a sliding manner, and the middle part of the upper and lower sides is provided with a circular through hole for the tension spring 11-3 to pass through.
More specifically, referring to fig. 1-3, in the embodiment of the present invention, the circular through hole is coaxially disposed with the tension spring 11-3, and the diameter of the circular through hole is larger than the outer diameter of the tension spring 11-3, and the gap between the tension spring 11-3 and the circular through hole is 0.3-1.0cm, so that the tension spring 11-3 can be prevented from shaking and bending, and is also convenient to detach.
Specifically, referring to fig. 1-3, 4 micro springs 11-8 are disposed between adjacent spring sleeves 11-4, and the 4 micro springs 11-8 are disposed at four corners of the spring sleeves 11-4, respectively. The micro-spring 11-8 is parallel to the tension spring 11-3 (arranged along the front-back direction) and two ends of the micro-spring are fixed on the corresponding spring sleeves 11-4.
Further, referring to fig. 3, the spring housing 11-4 of the embodiment of the present invention is formed by splicing and fixing two rectangular blocks with semicircular notches (disposed oppositely, and fixed by bolts disposed along the left and right directions at the upper and lower portions of the spring housing 11-4), and the two semicircular notches form a circular through hole.
Preferably, referring to fig. 1 and 2, the middle portion of the side of the bearing slider 11-1 close to the tension spring 11-3 and the middle portion of the side of the slider 11-5 close to the tension spring 11-3 in the embodiment of the present invention are provided with spring mounting posts for mounting the tension spring 11-3, and the spring mounting posts (having a height of 1-2cm, smaller and shorter than the spring shaft of the prior art, and easy to detach) are cylinders arranged along the direction of the tension spring 11-3 and have a diameter smaller than the inner diameter of the tension spring 11-3. Two ends of the tensioning spring 11-3 respectively abut against (are oppositely arranged) the bearing sliding seat 11-1 and the sliding block 11-5 and are sleeved on the spring mounting column of the bearing sliding seat 11-1 and the spring mounting column of the sliding block 11-5, so that the tensioning spring 11-3 can be further prevented from shaking.
Specifically, referring to fig. 1, the end of the tension runner 11-2 away from the bearing slide 11-1 in the embodiment of the present invention is provided with a fixing seat 11-7, the fixing seat 11-7 is detachably (e.g., by bolting) provided on the frame 1 (on which a mounting hole for mounting the fixing seat 11-7 is provided), and the tension screw 11-6 is provided (vertically disposed, screwed) on the fixing seat 11-7. After the fixed seat 11-7 is removed, the spring sleeve 11-4 can be taken down from the tensioning slideway 11-2 (the mounting hole is larger than that of the spring sleeve 11-4) so as to be convenient for mounting.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. A pre-press roller-free lapping machine comprises a frame (1), a tensioning device on the frame (1), a driving guide roller (9) and a guide roller (5) on the frame (1), a tensioning roller (10) on the tensioning device, and a mesh curtain (2) arranged on the driving guide roller (9), the tensioning roller (10) and the guide roller (5), the tensioning device comprises a tensioning slide way (11-2) on the rack (1), a bearing slide seat (11-1) and a sliding block (11-5) which are arranged on the tensioning slide way (11-2) in a sliding manner, a tensioning spring (11-3) between the bearing slide seat (11-1) and the sliding block (11-5) and a tensioning screw rod (11-6) which is arranged on the rack (1) and used for driving the sliding block (11-5) to slide, wherein the tensioning roller (10) is arranged on the bearing slide seat (11-1); the tensioning device is characterized by further comprising a plurality of spring sleeves (11-4) which are arranged on the tensioning slide way (11-2) in a sliding mode and are located between the bearing slide seat (11-1) and the sliding block (11-5) at intervals, the spring sleeves (11-4) are sleeved outside the tensioning springs (11-3), and a plurality of micro springs (11-8) are evenly distributed between every two adjacent spring sleeves (11-4).
2. A non-pre-press roller lapper according to claim 1, characterised in that: the number of the spring sleeves (11-4) is 3-8.
3. The web paver without the pre-press roll according to claim 1, wherein the tensioning slideway (11-2) is composed of an upper tensioning slideway and a lower tensioning slideway which are fixed on the frame (1), and the upper tensioning slideway and the lower tensioning slideway are arranged side by side up and down; the method is characterized in that: the spring sleeve (11-4) is a rectangular block structure perpendicular to the tensioning spring (11-3), the upper side and the lower side of the spring sleeve are respectively arranged on the upper tensioning slideway and the lower tensioning slideway in a sliding mode, and a circular through hole for the tensioning spring (11-3) to penetrate through is formed in the middle of the spring sleeve.
4. A non-pre-press roller lapper according to claim 3, characterised in that: the circular through hole and the tensioning spring (11-3) are coaxially arranged, the diameter of the circular through hole is larger than the outer diameter of the tensioning spring (11-3), and the gap between the tensioning spring (11-3) and the circular through hole is 0.3-1.0 cm.
5. A non-pre-press roller lapper according to claim 3, characterised in that: 4 micro springs (11-8) are arranged between the adjacent spring sleeves (11-4), and the 4 micro springs (11-8) are respectively arranged at four corners of the spring sleeves (11-4); the micro-motion spring (11-8) is parallel to the tension spring (11-3), and two ends of the micro-motion spring are fixed on the corresponding spring sleeves (11-4).
6. A non-pre-press roller lapper according to claim 3, characterised in that: the spring sleeve (11-4) is formed by splicing and fixing two rectangular blocks with semicircular gaps, and the two semicircular gaps form a circular through hole.
7. A non-pre-press roller lapper according to claim 1, characterised in that: spring mounting columns for mounting the tensioning springs (11-3) are arranged in the middle of one side, close to the tensioning springs (11-3), of the bearing sliding seat (11-1) and in the middle of one side, close to the tensioning springs (11-3), of the sliding block (11-5), the spring mounting columns are cylinders arranged in the direction of the tensioning springs (11-3) and are smaller than the inner diameter of the tensioning springs (11-3), and two ends of the tensioning springs (11-3) abut against the bearing sliding seat (11-1) and the sliding block (11-5) respectively and are sleeved on the spring mounting columns of the bearing sliding seat (11-1) and the sliding block (11-5).
8. A non-pre-press roller lapper according to claim 1, characterised in that: one end, far away from the bearing sliding seat (11-1), of the tensioning slide way (11-2) is provided with a fixed seat (11-7), the fixed seat (11-7) is detachably arranged on the rack (1), and the tensioning screw rod (11-6) is arranged on the fixed seat (11-7); after the fixed seat (11-7) is detached, the spring sleeve (11-4) can be taken down from the tensioning slideway (11-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921583641.9U CN210558364U (en) | 2019-09-23 | 2019-09-23 | Lapping machine without prepressing roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921583641.9U CN210558364U (en) | 2019-09-23 | 2019-09-23 | Lapping machine without prepressing roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210558364U true CN210558364U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921583641.9U Active CN210558364U (en) | 2019-09-23 | 2019-09-23 | Lapping machine without prepressing roller |
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| Country | Link |
|---|---|
| CN (1) | CN210558364U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112030366A (en) * | 2020-08-19 | 2020-12-04 | 江苏贝尔机械有限公司 | Receiving and forming machine for melt-blown cloth mesh belt |
-
2019
- 2019-09-23 CN CN201921583641.9U patent/CN210558364U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112030366A (en) * | 2020-08-19 | 2020-12-04 | 江苏贝尔机械有限公司 | Receiving and forming machine for melt-blown cloth mesh belt |
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