CN219155978U

CN219155978U - Chuck device for glass cloth winding shaft

Info

Publication number: CN219155978U
Application number: CN202121868364.3U
Authority: CN
Inventors: 林家宝; 刘亭亭; 杨术丹; 杨中华; 丁万康; 黄梅
Original assignee: Jiantao Qingyuan Electronic Materials Co ltd
Current assignee: Jiantao Qingyuan Electronic Materials Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2023-06-09
Anticipated expiration: 2031-08-11

Abstract

The utility model belongs to the technical field of glass cloth production equipment, and discloses a chuck device for a glass cloth winding shaft, which comprises an upper clamping block and a lower clamping block, wherein clamping parts are arranged on the upper clamping block and the lower clamping block respectively, and the clamping parts of the upper clamping block and the lower clamping block are matched with each other to clamp the shaft center of the winding shaft; the self-lubricating copper sleeve is respectively fixed on the upper clamping block and the lower clamping block; the upper clamping block and the lower clamping block are driven by the driving module to be close to and far away from each other, the self-lubricating copper sleeve is fixed on the lower clamping block, the guide rod is fixed on the upper clamping block, and the power output end of the driving module is fixedly connected with the upper clamping block. According to the utility model, the upper clamping block and the lower clamping block are positioned by matching the guide rod with the self-lubricating copper sleeve, so that the position of the coiling shaft is fixed at one place each time, the coiling shaft is prevented from shifting, and the product quality is ensured.

Description

Chuck device for glass cloth winding shaft

Technical Field

The utility model belongs to the technical field of glass cloth production equipment, and particularly relates to a chuck device for a glass cloth winding shaft.

Background

Glass fiber is an inorganic nonmetallic material with excellent performance, and has the advantages of good insulativity, strong heat resistance, good corrosion resistance and high mechanical strength, but has the disadvantages of brittle property and poor wear resistance. Glass fibers are commonly used as reinforcing materials in composite materials, electrical and thermal insulation materials, circuit substrates, and the like in various areas of national economy.

The fabric woven by glass fibers for glass cloth has the performances of insulation, heat insulation, corrosion resistance, incombustibility, high temperature resistance, high strength and the like, and is an important raw material in the field of circuit substrates.

When the finished glass cloth product is inspected, the original manual chuck can deviate somewhat because no positioning device is used for assisting in clamping the coiling shaft each time, and looseness is generated due to non-uniform screwing force, so that gaps are formed between the original manual chuck and the circle center of the coiling shaft, the chuck is touched continuously in the rotation process of the coiling shaft, if the chuck loosens, the coiling shaft is caused to jump unstably to generate serious deviation, internal stress is caused to be unstable, and the quality of the glass cloth is influenced; therefore, the rotation of the coiling shaft needs to be stopped at intervals to check whether the coiling shaft is deviated, the production time is greatly consumed, the inspection efficiency of the finished product is reduced, and the production cost is increased.

Disclosure of Invention

The utility model aims to provide a chuck device for a glass cloth winding shaft, which solves the problem that the existing chuck device for glass cloth does not have positioning assistance, so that the winding shaft is deviated, and unstable runout is generated in the rotating process of the winding shaft, so that the deviation is serious.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the clamping head device for the glass cloth winding shaft comprises an upper clamping block and a lower clamping block, wherein clamping parts are arranged on the upper clamping block and the lower clamping block respectively, and the clamping parts of the upper clamping block and the lower clamping block are matched with each other to clamp the shaft center of the winding shaft; the self-lubricating copper sleeve is respectively fixed on the upper clamping block and the lower clamping block; the upper clamping block and the lower clamping block are driven to be close to and far away from each other through the driving module.

In the chuck device for the glass cloth winding shaft, the self-lubricating copper sleeve is fixed on the lower clamping block, the guide rod is fixed on the upper clamping block, and the power output end of the driving module is fixedly connected with the upper clamping block.

In the chuck device for the glass cloth winding shaft, the self-lubricating copper sleeve is fixed on the lower clamping block; the upper clamping block is provided with a cavity matched with the outer diameter of the self-lubricating copper sleeve, and the guide rod is fixed in the center of the cavity; the outer wall of the self-lubricating copper sleeve is contacted with the side wall of the cavity, and the inner wall is contacted with the surface of the guide rod.

In the chuck device for the glass cloth winding shaft, the lower clamping block is provided with a perforation matched with the inner diameter of the self-lubricating copper sleeve.

In the chuck device for a glass cloth winding shaft, when the shaft center of the winding shaft is clamped by the clamping portions of the upper clamping block and the lower clamping block, the clamping portions of the upper clamping block and the lower clamping block are clamped to form a clamping structure with an open side, and the height of the open side is smaller than the diameter of the shaft center of the winding shaft.

In the chuck device for the glass cloth winding shaft, the clamping part of the upper clamping block comprises a guide plane and a first slope connected with the guide plane;

the clamping part of the lower clamping block is a second slope, and a continuous curved surface formed by the first slope and the second slope;

the diameters of the first slope surface and the second slope surface are consistent with the diameter of the axle center of the coiling shaft; the radian of the curved surface is more than 180 degrees and less than 360 degrees.

In the chuck device for a glass cloth winding shaft, the radian of the curved surface is 200-270 degrees.

In the chuck device for the glass cloth winding shaft, the driving module is a driving cylinder, and a connecting plate for connecting an upper clamping block is arranged at the power output end of the driving cylinder.

In the chuck device for the glass cloth winding shaft, the driving module is a scissor type lifter, and a lifting table at the top of the scissor type lifter is fixedly connected with the upper clamping block.

Compared with the prior art, the utility model has the beneficial effects that: through the cooperation of guide bar and self-lubricating copper sheathing, fix a position for last clamp splice and lower clamp splice for the position of coiling shaft is fixed in a place at every turn, prevents the coiling shaft skew, guarantees product quality.

Drawings

FIG. 1 is a right side view of an embodiment of the present utility model;

FIG. 2 is a front view of an embodiment of the present utility model;

fig. 3 is a top view of a lower clamp block of an embodiment of the present utility model.

In the figure: 1. the automatic winding machine comprises an upper clamping block, a lower clamping block, a guide rod, a self-lubricating copper sleeve, a driving cylinder, a connecting plate, a first slope, a second slope, a winding shaft and a winding shaft, wherein the upper clamping block, the lower clamping block, the guide rod, the self-lubricating copper sleeve and the winding shaft are sequentially arranged in sequence, and the self-lubricating copper sleeve is sleeved on the winding shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-3, the present utility model provides a technical solution: the clamping head device for the glass cloth winding shaft comprises an upper clamping block 1 and a lower clamping block 2, wherein clamping parts are arranged on the upper clamping block 1 and the lower clamping block 2, and the clamping parts of the upper clamping block and the lower clamping block are matched with each other to clamp the shaft center of the winding shaft 9; the self-lubricating copper bush comprises a guide rod 3 and a self-lubricating copper bush 4 which is in sliding fit with the guide rod 3, wherein the guide rod 3 and the self-lubricating copper bush 4 are respectively fixed on an upper clamping block 1 and a lower clamping block 2; the upper clamping block 1 and the lower clamping block 2 are driven to approach and separate from each other by a driving module.

In practical application, the guide rod 3 may be fixed on the upper clamping block 1 or the lower clamping block 2, and correspondingly, the self-lubricating copper sleeve 4 may be fixed on the lower clamping block 2 or the upper clamping block 1 along with the arrangement of the guide rod 3.

In this embodiment, the self-lubricating copper sleeve 4 is fixed on the lower clamping block 2, the guide rod 3 is fixed on the upper clamping block 1, and the power output end of the driving module is fixedly connected with the upper clamping block 1.

As a preferable scheme of this embodiment, the driving module is a driving cylinder 5, a power output end of the driving cylinder 5 is provided with a connecting plate 6 for connecting the upper clamping block 1, and the connecting plate 6 is fixedly connected with the upper clamping block 1.

In practical application, when the finished glass cloth product needs to be inspected, the driving cylinder 5 is started to drive the connecting plate 6 to jack up the upper clamping block 1, at the moment, the guide rod 3 and the self-lubricating copper sleeve 4 are also far away from each other, then the coiling shaft 9 is placed on the clamping part of the lower clamping block 2, the driving cylinder 5 is started to drive the connecting plate 6 to descend, and the upper clamping block 1 is close to the lower clamping block 2 under the guide positioning of the guide rod 3 and the self-lubricating copper sleeve 4, so that the clamping part of the upper clamping block and the clamping part of the lower clamping block are matched with the axle center of the coiling shaft 9.

In this embodiment, further, a portion of the self-lubricating copper bush 4 is fixed on the lower clamp block 2; the upper clamping block 1 is provided with a cavity matched with the outer diameter of the self-lubricating copper sleeve 4, and the guide rod 3 is fixed in the center of the cavity; the outer wall of the self-lubricating copper bush 4 is in contact with the side wall of the cavity, and the inner wall is in contact with the surface of the guide rod 3.

Still further, the lower clamping block 2 is provided with a perforation matching with the inner diameter of the self-lubricating copper sleeve 4, which has the function of enabling air in the self-lubricating copper sleeve 4 to circulate, so that the guide rod 3 can better ascend or descend in the self-lubricating copper sleeve 4, better slide fit with the self-lubricating copper sleeve 4 and smoothly ascend or descend in the self-lubricating copper sleeve 4.

In practical application, the guide rod 3 is inserted into the self-lubricating copper bush 4 so as to position the upper clamping block 1 and the lower clamping block 2, when the upper clamping block 1 is lifted, part of the guide rod 3 leaves the self-lubricating copper bush 4, and the self-lubricating copper bush 4 leaves the cavity of the upper clamping block 1; when the upper clamping block 1 descends, the guide rod 3 stretches into the self-lubricating copper sleeve 4, and the cavity of the upper clamping block is sleeved on the periphery of the self-lubricating copper sleeve 4.

As a preferable solution of this embodiment, when the clamping portions of the upper clamping block 1 and the lower clamping block 2 clamp the axis of the winding shaft 9, the clamping portions of the upper clamping block 1 and the clamping portions of the lower clamping block 2 clamp to form a clamping structure with an open side, and the height of the open side is smaller than the diameter of the axis of the winding shaft 9, which has the effect that the formed open side is smaller than the diameter of the axis of the winding shaft 9 to better lock the axis of the winding shaft 9 and prevent the winding shaft 9 from shifting.

Further, the clamping part of the upper clamping block 1 comprises a guiding plane and a first slope 7 connected with the guiding plane;

further, the clamping part of the lower clamping block is a second slope surface 8, and a continuous curved surface formed by the first slope surface 7 and the second slope surface 8;

preferably, the diameters of the first slope 7 and the second slope 8 are consistent with the diameter of the axle center of the coiling shaft 9; the radian of the curved surface is more than 180 degrees and less than 360 degrees.

More preferably, the curvature of the curved surface is 200 ° to 270 °.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The clamping head device for the glass cloth winding shaft comprises an upper clamping block and a lower clamping block, wherein clamping parts are arranged on the upper clamping block and the lower clamping block respectively, and the clamping parts of the upper clamping block and the lower clamping block are matched with each other to clamp the shaft center of the winding shaft; the method is characterized in that: the self-lubricating copper sleeve is respectively fixed on the upper clamping block and the lower clamping block; the upper clamping block and the lower clamping block are driven to be close to and far away from each other through the driving module.

2. The chuck device for a glass cloth take-up shaft according to claim 1, wherein the self-lubricating copper sleeve is fixed on the lower clamping block, the guide rod is fixed on the upper clamping block, and the power output end of the driving module is fixedly connected with the upper clamping block.

3. The chuck device for a glass cloth take-up shaft according to claim 2, wherein a portion of the self-lubricating copper sleeve is fixed to the lower chuck block; the upper clamping block is provided with a cavity matched with the outer diameter of the self-lubricating copper sleeve, and the guide rod is fixed in the center of the cavity; the outer wall of the self-lubricating copper sleeve is contacted with the side wall of the cavity, and the inner wall is contacted with the surface of the guide rod.

4. A chuck device for a glass cloth take-up shaft as in claim 3, wherein said lower clamp block is provided with perforations matching the inner diameter of the self-lubricating copper sleeve.

5. The chuck device for a glass cloth winding shaft according to claim 1, wherein the upper clamping block clamping portion and the lower clamping block clamping portion clamp a shaft center of the winding shaft to form a clamping structure having an open side, and the open side is smaller in height than the diameter of the shaft center of the winding shaft.

6. The chuck device for a glass cloth take-up reel as in claim 5, wherein said clamping portion of said upper clamping block includes a guide plane and a first slope surface connected to said guide plane;

the clamping part of the lower clamping block is a second slope, and the first slope and the second slope form a continuous curved surface;

7. The chuck device for a glass cloth take-up shaft as in claim 6, wherein said curved surface has an arc of 200 ° to 270 °.

8. The chuck device for a glass cloth take-up shaft according to any one of claims 1 to 7, wherein the driving module is a driving cylinder, and a power output end of the driving cylinder is provided with a connecting plate for connecting an upper chuck block.

9. The glass cloth take-up spool chuck device according to any one of claims 1 to 7, wherein the driving module is a scissor lift, and a lifting table on top of the scissor lift is fixedly connected with the upper clamp block.