A burr removal device for cheese spinning

By designing a burr removal device with a clamping cleaning block and a push rod, the problem of the burr removal device being difficult to penetrate the soft cheese yarn during cheese spinning is solved, which enables convenient installation and efficient burr removal, and improves safety and spinning quality.

CN117210989BActive Publication Date: 2025-09-12HUBEI FUCHUN DYE&WEAVE CO LTD
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Patent Information

Application Number
CN202311210451.3
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2023-09-19
Publication Date
2025-09-12
Estimated Expiration
2043-09-19

AI Technical Summary

Technical Problem

In the existing cheese yarn spinning process, it is difficult for the burr removal device to directly penetrate the soft cheese yarn, which is troublesome to operate and poses a risk of burns.

Method used

A burr removal device consisting of a clamping cleaning block and a pushing rod was designed. The end of the cheese yarn was fixed by the clamping block, and the pushing rod drove the cheese yarn through the electric heating tube. The scraping block was combined to remove burrs and burnt black balls.

Benefits of technology

It realizes convenient installation of package yarn and efficient burr removal, improving operational safety and spinning quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention discloses a burr removal device for cheese yarn spinning, which belongs to the field of textile technology. In order to solve the problem that the cheese yarn itself is relatively soft and difficult to directly penetrate the box for removing burrs, a hard rod body needs to be used to assist in the penetration, which is not only very troublesome to operate, but also the burr removal device itself is difficult to complete the yarn penetration operation, and manual penetration of the cheese yarn is prone to scalding accidents. In the invention, a burr removal box is fixedly installed at the middle of the top surface of the base, an electric heating tube is fixedly installed at the middle of the inner cavity of the burr removal box, an intelligent control panel is fixedly installed on the outer wall of one side of the base, a push rod is slidably provided at the other side of the burr removal box, and a clamping cleaning block is fixedly installed at the inner end of the push rod. The invention is convenient and quick to operate, and improves the installation efficiency of the cheese yarn. Not only does it not require other tools for auxiliary installation, but it also improves the safety during the installation process and has a good use effect.
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Description

Technical Field

[0001] The invention relates to the technical field of textiles, in particular to a burr removal device for cheese spinning. Background Art

[0002] Cheese is a tube of yarn wound by a winding machine. According to actual use needs, the cheese will be printed and dyed into various colors, and then used to make various textiles. During the cheese spinning process, the cheese usually needs to be transported and shifted. During this process, when the cheese touches the ground, wall and other surfaces, burrs are easily generated on the surface of the cheese. The existing burr removal device usually passes the yarn through the inside of a protective box equipped with a high-temperature electric heating tube, and burns the burrs away by high temperature. However, since the cheese itself is relatively soft, it is difficult to pass through the box directly, and a hard rod needs to be used to assist in the penetration. Not only is it very troublesome to operate, but the burr removal device itself is difficult to complete the yarn penetration operation, and manual penetration of the cheese is prone to burn accidents, which is inconvenient to use.

[0003] In view of the above problems, a burr removal device for cheese spinning is proposed. Summary of the Invention

[0004] The object of the present invention is to provide a burr removal device for cheese yarn spinning. The present device is used to work, thereby solving the problem that the burr removal device in the above background usually removes the burrs by burning at high temperature, but since the cheese yarn itself is relatively soft, it is difficult to directly penetrate the box body, and a hard rod needs to be used to assist in penetration. Not only is it very troublesome to operate, but the burr removal device itself is difficult to complete the yarn penetration operation, and manually taking the cheese yarn for penetration is prone to burn accidents, which is inconvenient to use.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: a burr removal device for cheese yarn spinning, comprising a placing base, a burr removal box fixedly installed at the middle of the top surface of the placing base, an electric heating tube fixedly installed at the middle of the inner cavity of the burr removal box, an intelligent control panel fixedly installed on the outer wall of one side of the placing base, and the intelligent control panel and the electric heating tube are electrically connected, a push rod is slidably provided at the other side of the burr removal box, and a clamping cleaning block is fixedly installed at the inner end of the push rod; the clamping cleaning block comprises a connecting block and a two-way telescopic rod movably installed at the upper and lower ends of the inner cavity of the connecting block, and a clamping block is movably installed at the inner side of one end of the two-way telescopic rod, and a scraping block is movably installed at the inner side of the other end of the two-way telescopic rod, and the clamping block and the scraping block are respectively slidably installed on the inner side of the connecting block.

[0006] Furthermore, the burr removal box includes a box body and concave protrusion frames respectively fixedly mounted on the outer walls at both ends of the other side of the box body.

[0007] Furthermore, a processing inner tank is provided in the central inner cavity of the box body, and a side through hole is provided in the central inner cavity on the other side of the box body, and the two ends of the side through hole are respectively connected and arranged on the outer walls of both ends of the box body, and a first arc-shaped slide groove is respectively provided on the top surface and the bottom surface of the other side of the inner cavity of the side through hole, and a second arc-shaped slide groove is respectively provided on the top surface and the bottom inner wall of the concave protrusion frame inner cavity, and the two ends of the first arc-shaped slide groove are respectively connected to the second arc-shaped slide groove.

[0008] Furthermore, the push rod includes a middle slider and a concave handle fixedly mounted on the outer wall on the other side of the middle slider, a connecting long rod is fixedly mounted on the outer wall on one side of the middle slider, and a clamping cleaning block is fixedly mounted on one end of the connecting long rod.

[0009] Furthermore, a pair of limiting balls are respectively arranged side by side on the top surface and the bottom surface of the middle sliding block, and the limiting balls are respectively arranged in the second arc-shaped sliding grooves.

[0010] Furthermore, a connecting inner groove is provided in the central inner cavity of the connecting block, vertical slide grooves are respectively provided on the outer walls at both ends of one side of the connecting block, and the vertical slide grooves are respectively connected to the connecting inner groove, vertical arc-shaped slide grooves are respectively provided on the inner walls at both ends of the vertical slide groove inner cavity, and four semicircular grooves are respectively provided at the four corners of the surface of one side of the connecting block, and the semicircular grooves are respectively provided at the two ends of the opening of the vertical slide groove.

[0011] Furthermore, the bidirectional telescopic rod includes a transfer block and an insertion slider fixedly mounted on the outer walls at both ends of the transfer block, and the transfer block is movably mounted at the upper and lower ends connected to the middle of the inner cavity of the inner groove, and the insertion slider is slidably sleeved with a telescopic sleeve, and a T-shaped round block is fixedly mounted on the outer wall of one side of the outer end of the telescopic sleeve, an insertion groove is provided on the middle outer wall of the inner end of the telescopic sleeve, and the insertion sliders are respectively inserted and slidably arranged in the insertion groove.

[0012] Furthermore, the clamping block includes a clamping block body and an anti-slip protrusion fixedly mounted on the vertical inner end surface of the clamping block body, and the clamping block bodies are arranged relative to each other.

[0013] Furthermore, a limiting slider is fixedly installed on the middle outer wall of the inner end of the other side of the clamping block body, and a pair of connecting balls are respectively arranged side by side on the outer walls of both sides of the limiting slider, and the connecting balls are respectively arranged in vertical arc-shaped slide grooves, a T-shaped circular groove is provided on the middle outer wall of the other side of the clamping block body, and the T-shaped circular blocks are respectively movably installed in the T-shaped circular grooves, and receiving circular grooves are respectively provided on the outer walls of both ends of the inner end of the other side of the clamping block body, and a semicircular clamping block is elastically slidably installed at the inner cavity opening of the receiving circular groove through a reset spring, and the semicircular clamping blocks are respectively clamped in the semicircular clamping grooves.

[0014] Furthermore, the scraping block includes a scraping block main body and a rubber scraping ring fixedly installed on the outer peripheral surface of the vertical inner end of the scraping block main body, and the scraping block main bodies are arranged relative to each other. The composition and connection method of each structure in the scraping block main body are the same as the composition and connection method of each structure in the clamping block main body, and semicircular scraping grooves are respectively provided at the middle of both ends of the rubber scraping ring.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: when the staff needs to pass one end of the cheese yarn through the burr removal box, the one end of the cheese yarn is placed between the clamping blocks, and by pressing the clamping blocks, the one end of the cheese yarn can be pressed and fixed. After that, the staff pushes the pushing rod forward to drive the one end of the cheese yarn to move forward and pass through the burr removal box. The operation is convenient and quick, which improves the installation efficiency of the cheese yarn. Not only does it not require other tools for auxiliary installation, but it also improves the safety during the installation process and has a good use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0017] Figure 2 This is a schematic diagram of the three-dimensional structure of the burr removal box of the present invention;

[0018] Figure 3 It is a schematic cross-sectional view of the box body of the present invention;

[0019] Figure 4 This is a schematic diagram of the planar structure of the electric heating tube of the present invention;

[0020] Figure 5 This is a schematic diagram of the connection structure between the push rod and the clamping cleaning block of the present invention;

[0021] Figure 6 This is a schematic diagram of the planar structure of the connecting block of the present invention;

[0022] Figure 7 Schematic cross-sectional view of the connecting block of the present invention;

[0023] Figure 8 Schematic diagram of the cross section of the connecting inner groove of the present invention;

[0024] Figure 9 Schematic cross-sectional view of a bidirectional telescopic rod of the present invention;

[0025] Figure 10 This is a schematic diagram of the three-dimensional structure of the clamping block of the present invention;

[0026] Figure 11 It is a schematic diagram of the three-dimensional structure of the scraping block of the present invention.

[0027] In the figure: 1. Placement base; 2. Deburring box; 21. Box body; 211. Processing inner groove; 212. Side through hole; 213. First arc chute; 22. Concave protrusion frame; 221. Second arc chute; 3. Electric heating tube; 4. Intelligent control panel; 5. Push rod; 51. Middle slider; 511. Limiting ball; 52. Concave grip; 53. Connecting long rod; 6. Clamping cleaning block; 61. Connecting block; 611. Connecting inner groove; 612. Vertical chute; 613. Vertical arc chute; 614. Semicircular card Slot; 62, two-way telescopic rod; 621, transfer block; 622, insert slider; 623, telescopic sleeve; 6231, insert slide; 624, T-shaped round block; 63, clamping block; 631, clamping block body; 6311, limiting slider; 6312, connecting ball; 6313, T-shaped round groove; 6314, receiving round groove; 6315, semicircular clamping block; 6316, reset spring; 632, anti-slip protrusion; 64, scraping block; 641, scraping block body; 642, rubber scraper ring; 6421, semicircular scraping groove. DETAILED DESCRIPTION

[0028] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0029] In order to solve the problem that the cheese yarn itself is relatively soft and difficult to directly penetrate the box 21 for removing burrs, a hard rod is needed to assist in penetration, which is not only very troublesome to operate, but also the burr removal device itself is difficult to complete the yarn penetration operation, and manual penetration of the cheese yarn is prone to burn accidents, which is inconvenient to use. Figures 1-6 and Figure 10 As shown, the following preferred technical solutions are provided:

[0030] A burr removal device for cheese yarn spinning includes a placement base 1, a burr removal box 2 is fixedly installed in the middle of the top surface of the placement base 1, an electric heating tube 3 is fixedly installed in the middle of the inner cavity of the burr removal box 2, an intelligent control panel 4 is fixedly installed on the outer wall of one side of the placement base 1, and the intelligent control panel 4 is electrically connected to the electric heating tube 3, a push rod 5 is slidably provided on the other side of the burr removal box 2, and a clamping cleaning block 6 is fixedly installed on the inner end of the push rod 5.

[0031] The burr removal box 2 includes a box body 21 and concave protrusions 22 fixedly mounted on the outer walls of the other two ends of the box body 21. A processing inner tank 211 is provided in the central inner cavity of the box body 21. A pair of electric heating tubes 3 are provided, and the electric heating tubes 3 are arranged in a C-shape as a whole. The electric heating tubes 3 are fixedly mounted on the inner bottom surface of the processing inner tank 211. By passing the cheese yarn through the electric heating tubes 3, the cheese yarn can be fully deburred, thereby improving the burr removal effect. The C-shaped setting of the electric heating tubes 3 also ensures that the push rod 5 One end of the cheese yarn can be driven to pass through the electric heating tube 3, and a side through hole 212 is provided in the middle inner cavity on the other side of the box body 21, and the two ends of the side through hole 212 are respectively connected and arranged on the outer walls of both ends of the box body 21, and a first arc-shaped slide groove 213 is respectively provided on the top and bottom surfaces of the other side of the inner cavity of the side through hole 212, and a second arc-shaped slide groove 221 is respectively provided on the top and bottom inner walls of the inner cavity of the concave protrusion frame 22, and the two ends of the first arc-shaped slide groove 213 are respectively connected to the second arc-shaped slide groove 221.

[0032] The push rod 5 includes a middle slider 51 and a concave handle 52 fixedly mounted on the outer wall of the other side of the middle slider 51. A connecting long rod 53 is fixedly mounted on the outer wall of one side of the middle slider 51, and the clamping cleaning block 6 is fixedly mounted on one end of the connecting long rod 53. A pair of limiting balls 511 are respectively arranged side by side on the top and bottom surfaces of the middle slider 51, and the limiting balls 511 are respectively arranged in the second arc-shaped slide groove 221.

[0033] The clamping cleaning block 6 includes a connecting block 61 and a two-way telescopic rod 62 movably mounted at the upper and lower ends of the inner cavity of the connecting block 61, and a clamping block 63 is movably mounted on the inner side of one end of the two-way telescopic rod 62, and a scraping block 64 is movably mounted on the inner side of the other end of the two-way telescopic rod 62, and the clamping block 63 and the scraping block 64 are slidably mounted on the inner side of the connecting block 61, and a connecting inner groove 611 is provided in the middle inner cavity of the connecting block 61, and vertical sliding grooves are respectively provided on the outer walls of both ends of one side of the connecting block 61. 612, and the vertical slide groove 612 is respectively connected to the connecting inner groove 611, and vertical arc-shaped slide grooves 613 are respectively provided on the inner walls at both ends of the inner cavity of the vertical slide groove 612. Four semicircular card grooves 614 are respectively provided at the four corners of the surface of one side of the connecting block 61, and the semicircular card grooves 614 are respectively provided at the opening ends of the vertical slide groove 612. The clamping block 63 includes a clamping block body 631 and an anti-slip protrusion 632 fixedly installed on the vertical inner end surface of the clamping block body 631. The anti-slip protrusion 632 The arrangement ensures that after the clamping block main body 631 presses one end of the cheese yarn, the one end of the cheese yarn is prevented from being pulled out from between the clamping block main body 631 under the action of external force, thereby ensuring the clamping effect of the clamping block main body 631, and the clamping block main bodies 631 are arranged relative to each other, and a limiting slider 6311 is fixedly installed on the outer wall of the middle part of the inner end of the other side of the clamping block main body 631, and a pair of connecting balls 6312 are respectively arranged side by side on the outer walls of both sides of the limiting slider 6311, and the connecting balls 6312 are respectively arranged side by side, and the connecting balls 6312 are respectively arranged side by side. They are respectively arranged in the vertical arc-shaped slide groove 613, and a T-shaped circular groove 6313 is provided on the middle outer wall of the other side of the clamping block main body 631, and the T-shaped circular blocks 624 are respectively movably installed in the T-shaped circular groove 6313, and the outer walls of both ends of the inner end of the other side of the clamping block main body 631 are respectively provided with receiving circular grooves 6314, and the inner cavity opening of the receiving circular groove 6314 is elastically slidably installed with a semicircular clamping block 6315 through a reset spring 6316, and the semicircular clamping blocks 6315 are respectively clamped in the semicircular clamping grooves 614.

[0034] Specifically, when the staff needs to pass one end of the cheese yarn through the burr removal box 2, the one end of the cheese yarn is placed between the clamping block main body 631. By pressing the clamping block main body 631, the clamping action between the semicircular clamping block 6315 and the semicircular clamping groove 614 can be used to clamp and fix one end of the cheese yarn. After that, the staff pushes the concave handle 52 forward, and the pushing rod 5 and the clamping cleaning block 6 as a whole can drive one end of the cheese yarn to move forward and pass through the burr removal box 2. The operation is convenient and quick, which improves the installation efficiency of the cheese yarn. Not only does it require no other tools for auxiliary installation, but it also improves the safety during the installation process and has a good use effect.

[0035] In order to solve the technical problem that the method of removing burrs from cheese yarn by high temperature is easy to leave burnt black balls on the surface of cheese yarn, affecting the spinning quality of cheese yarn, such as Figure 5-Figure 11 As shown, the following preferred technical solutions are provided:

[0036] The bidirectional telescopic rod 62 includes a transfer block 621 and an insertion slider 622 fixedly mounted on the outer walls at both ends of the transfer block 621, and the transfer block 621 is movably mounted at the upper and lower ends of the middle part of the inner cavity of the inner groove 611, and the insertion slider 622 is slidably sleeved with a telescopic sleeve 623, and a T-shaped round block 624 is fixedly mounted on the outer wall of one side of the outer end of the telescopic sleeve 623, an insertion groove 6231 is provided on the middle outer wall of the inner end of the telescopic sleeve 623, and the insertion slider 622 is inserted and slidably set in the insertion groove 6231.

[0037] The scraping block 64 includes a scraping block main body 641 and a rubber scraper ring 642 fixedly installed on the outer peripheral surface of the vertical inner end of the scraping block main body 641, and the scraping block main bodies 641 are arranged relative to each other. The composition and connection method of each structure in the scraping block main body 641 are the same as the composition and connection method of each structure in the clamping block main body 631. Semicircular scraping grooves 6421 are respectively provided at the middle of both ends of the rubber scraper ring 642.

[0038] The operator can then pull the end of the cheese yarn between the scraping blocks 64 in advance or subsequently, and place the cheese yarn in the semicircular scraping groove 6421 located in the lower end scraping block 64. At this time, the staff can achieve the closure between the scraping blocks 64 by pressing the scraping block 64. Driven by the two-way telescopic rod 62, the clamping blocks 63 will open, so that the rubber scraping rings 642 will contact each other, and the semicircular scraping groove 6421 can wrap the cheese yarn therein. When the cheese yarn is deburred and wound at the same time, the cheese yarn will be continuously scraped by the semicircular scraping groove 6421, thereby scraping off the burnt black balls on the surface of the cheese yarn. This setting is not only convenient and quick to operate, but also can complete multiple effects in one action, which is convenient for the next installation of the cheese yarn and also ensures the spinning quality of the cheese yarn.

[0039] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0040] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A burr removal device for cheese spinning, comprising a base (1), characterized in that: A burr removal box (2) is fixedly installed at the middle of the top surface of the placement base (1), an electric heating tube (3) is fixedly installed at the middle of the inner cavity of the burr removal box (2), an intelligent control panel (4) is fixedly installed on the outer wall of one side of the placement base (1), and the intelligent control panel (4) and the electric heating tube (3) are electrically connected, a push rod (5) is slidably provided at the other side of the burr removal box (2), and a clamping cleaning block (6) is fixedly installed at the inner end of the push rod (5); The clamping cleaning block (6) comprises a connecting block (61) and a bidirectional telescopic rod (62) movably mounted at the upper and lower ends of the inner cavity of the connecting block (61), and a clamping block (63) is movably mounted on the inner side of one end of the bidirectional telescopic rod (62), and a scraping block (64) is movably mounted on the inner side of the other end of the bidirectional telescopic rod (62), and the clamping block (63) and the scraping block (64) are slidably mounted on the inner side of the connecting block (61), and a connecting inner groove (611) is provided in the middle inner cavity of the connecting block (61); The bidirectional telescopic rod (62) includes a transfer block (621) and an insertion slider (622) fixedly mounted on the outer walls of both ends of the transfer block (621), and the transfer block (621) is movably mounted at the upper and lower ends of the middle part of the inner cavity of the inner groove (611), and a telescopic sleeve (623) is slidably sleeved on the insertion slider (622), and a T-shaped round block (624) is fixedly mounted on the outer wall of one side of the outer end of the telescopic sleeve (623); an insertion slot (6231) is provided on the middle outer wall of the inner end of the telescopic sleeve (623), and the insertion slider (622) is inserted and slidably arranged in the insertion slot (6231); The clamping block (63) includes a clamping block body (631) and an anti-slip protrusion (632) fixedly mounted on the vertical inner end surface of the clamping block body (631), and the clamping block bodies (631) are arranged relative to each other; The scraping block (64) includes a scraping block body (641) and a rubber scraping ring (642) fixedly mounted on the outer peripheral surface of the vertical inner end of the scraping block body (641), and the scraping block bodies (641) are arranged relative to each other. The composition and connection method of each structure in the scraping block body (641) are the same as the composition and connection method of each structure in the clamping block body (631); semicircular scraping grooves (6421) are respectively provided at the middle of both ends of the rubber scraping ring (642).

2. A burr removal device for cheese spinning according to claim 1, characterized in that: The burr removal box (2) comprises a box body (21) and concave protrusion frames (22) respectively fixedly mounted on the outer walls at both ends of the other side of the box body (21).

3. A burr removal device for cheese spinning according to claim 2, characterized in that: A processing inner tank (211) is provided in the middle inner cavity of the box body (21), and a side through hole (212) is provided in the middle inner cavity of the other side of the box body (21), and both ends of the side through hole (212) are respectively connected and provided on the outer walls of both ends of the box body (21), and a first arc-shaped sliding groove (213) is respectively provided on the top surface and the bottom surface of the other side of the inner cavity of the side through hole (212); Second arc-shaped chutes (221) are respectively provided on the inner walls of the top and bottom surfaces of the inner cavity of the concave protrusion frame (22), and both ends of the first arc-shaped chutes (213) are respectively connected to the second arc-shaped chutes (221).

4. A burr removal device for cheese spinning according to claim 3, characterized in that: The push rod (5) comprises a middle slider (51) and a concave grip (52) fixedly mounted on the outer wall of the other side of the middle slider (51); a connecting rod (53) is fixedly mounted on the outer wall of one side of the middle slider (51); and a clamping cleaning block (6) is fixedly mounted on one end of the connecting rod (53).

5. The burr removal device for cheese spinning according to claim 4, characterized in that: A pair of limiting balls (511) are respectively arranged side by side on the top surface and the bottom surface of the middle sliding block (51), and the limiting balls (511) are respectively arranged in the second arc-shaped sliding groove (221).

6. The burr removal device for cheese spinning according to claim 1, characterized in that: Vertical slide grooves (612) are respectively provided on the outer walls at both ends of one side of the connecting block (61), and the vertical slide grooves (612) are respectively communicated with the connecting inner groove (611). Vertical arc-shaped slide grooves (613) are respectively provided on the inner walls at both ends of the inner cavity of the vertical slide groove (612). Four semicircular grooves (614) are respectively provided at the four corners of the surface of one side of the connecting block (61), and the semicircular grooves (614) are respectively provided at the two ends of the opening of the vertical slide groove (612).

7. The burr removal device for cheese spinning according to claim 1, characterized in that: A limiting slider (6311) is fixedly installed on the outer wall of the middle part of the inner end of the other side of the clamping block body (631), and a pair of connecting balls (6312) are respectively arranged side by side on the outer walls of both sides of the limiting slider (6311), and the connecting balls (6312) are respectively arranged in the vertical arc-shaped sliding grooves (613). A T-shaped circular groove (6313) is provided on the outer wall of the middle part of the other side of the clamping block body (631), and the T-shaped circular blocks (624) are respectively movably installed in the T-shaped circular grooves (6313). Receiving circular grooves (6314) are respectively provided on the outer walls of both ends of the inner end of the other side of the clamping block body (631), and a semicircular clamping block (6315) is elastically slidably installed at the inner cavity opening of the receiving circular groove (6314) through a reset spring (6316), and the semicircular clamping blocks (6315) are respectively clamped and set in the semicircular clamping grooves (614).

Citation Information

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