CN216212957U

CN216212957U - Safety spring switch for preventing hand from being cut of shoe cover machine

Info

Publication number: CN216212957U
Application number: CN202122312324.7U
Authority: CN
Inventors: 潘广育
Original assignee: Nanjing Suneng Automation Equipment Co ltd
Current assignee: Nanjing Suneng Automation Equipment Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-04-05
Anticipated expiration: 2031-09-24

Abstract

The utility model discloses a safety spring switch for preventing a shoe cover machine from cutting hands, and particularly relates to the technical field of safety switches. The threaded rod, the threaded sliding sleeve, the limiting sheet, the connecting rod and the connecting ring are arranged, when the device is used, the connecting ring serves as a fixed foundation and provides support for the whole structure, the connecting rod at the bottom end of the connecting ring serves as extension, the limiting sheet at the bottom of the connecting rod plays a limiting role and can prevent the threaded sliding sleeve from falling off, threads inside the threaded sliding sleeve are matched with threads outside the threaded rod, the threaded rod is inserted into the threaded sliding sleeve, then the threaded sliding sleeve is rotated, fixing can be achieved, the position of the threaded sliding sleeve can be adjusted according to needs, the tightness of the spring can be adjusted flexibly, and the function of rapidly disassembling and replacing the spring is achieved.

Description

Safety spring switch for preventing hand from being cut of shoe cover machine

Technical Field

The utility model relates to the technical field of safety switches, in particular to a safety spring switch for preventing a shoe cover machine from cutting hands.

Background

With the development of science and technology and the progress of society, the traditional manual industry is gradually replaced by machines, compared with manual production, the automatic machine efficiency is higher, the quality is more stable and guaranteed, in the climax of the mechanized production, the shoe cover machine also occupies an important position, the traditional shoe cover machine has a safety risk in the cutting process of a cutter, and the risk is gradually reduced due to the occurrence of a safety spring switch.

In the process of implementing the utility model, the inventor finds that at least the following problems in the prior art are not solved:

(1) the traditional safety spring switch for preventing the hands from being cut by the shoe cover machine is troublesome in spring installation and disassembly, requires a plurality of bolts to be disassembled, is complicated in steps, cannot be adjusted, and does not have the function of quickly disassembling and replacing the spring;

(2) in the traditional safety spring switch for preventing the hand from being cut by the shoe cover machine, the external wiring is fixed by the bolt, so that the safety risk exists, the wiring is troublesome, and the function of quickly replacing the wiring is not realized;

(3) according to the traditional safety spring switch for preventing the hand from being cut by the shoe cover machine, when the spring presses, the finger abdomen of an operator is easily pinched by a gap between the spring coils, and the function of preventing the finger abdomen from being pinched is not achieved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a safety spring switch for preventing hands from being cut by a shoe cover machine, which solves the problems that the prior art does not have the functions of quickly disassembling and replacing a spring, quickly replacing a wiring and preventing finger abdomens from being clamped.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a shoes cover machine anti-cutting hand's safety spring switch, includes the contact piece, the gum cover under the bottom fixedly connected with of contact piece, the top fixedly connected with gum cover of contact piece, the both sides of contact piece are provided with the contact spring respectively, the top of contact piece front end and the both sides difference fixedly connected with fixing bolt on gum cover front end top, fixing bolt respectively with go up the gum cover and be provided with between the contact piece and exempt from to dismantle the joint structure, one side of contact spring is provided with prevents pressing from both sides the hand structure, the upper and lower both ends of contact spring are provided with adjustable dismantlement structure respectively.

The adjustable dismounting structure comprises a connecting ring, the connecting ring is fixedly connected to one side of the rear end of the upper rubber sleeve, the bottom end of the connecting ring is fixedly connected with a connecting rod, the bottom end of the connecting rod is fixedly connected with a limiting piece, a threaded sliding sleeve is sleeved outside the connecting rod, and the upper end and the lower end of the contact spring are fixedly connected with threaded rods respectively.

Preferably, the external thread of the threaded rod is matched with the internal thread of the threaded sliding sleeve, and the outer diameter of the limiting piece is larger than the inner diameter of the opening at the top end of the threaded sliding sleeve.

Preferably, the disassembly-free joint structure is composed of a fixing ring, a wiring sleeve, a wire fixing screw and a lug plate, the fixing ring is sleeved outside the fixing bolt, one side of the fixing ring is fixedly connected with the wiring sleeve, the wire fixing screw is inserted into the front end of the wiring sleeve, and one side of the inside of the wiring sleeve is fixedly connected with the lug plate.

Preferably, the thread on the outer part of the wire fixing screw is matched with the thread on the inner part of the front end of the wire sleeve, and the disassembly-free joint structures are symmetrically distributed around the vertical center line of the contact block.

Preferably, prevent that tong structure comprises shell, standing groove, antiskid cover and fixed couple, the shell sets up the one side at the contact spring, the outside of shell is provided with the standing groove, the inside one side of standing groove is provided with the antiskid cover, two sets of fixed couples of one side fixedly connected with of shell inside.

Preferably, the housings are symmetrically distributed about a vertical center line of the contact block.

Compared with the prior art, the utility model has the beneficial effects that: the safety spring switch for preventing the hands of the shoe cover machine from being cut not only realizes the function of quickly disassembling and replacing the spring, realizes the function of quickly replacing the wiring, but also realizes the function of preventing fingers from clamping the abdomen;

(1) by arranging the threaded rod, the threaded sliding sleeve, the limiting pieces, the connecting rod and the connecting ring, when the device is used, the connecting ring serves as a fixed foundation and provides support for the whole structure, the connecting rod at the bottom end of the connecting ring serves as extension, the limiting pieces at the bottom of the connecting rod play a limiting role and can prevent the threaded sliding sleeve from falling off, threads inside the threaded sliding sleeve are matched with threads outside the threaded rod, the threaded rod is inserted into the threaded sliding sleeve, then the threaded sliding sleeve is rotated, fixation can be realized, the position of the threaded sliding sleeve can be adjusted as required, the tightness of the spring can be flexibly adjusted, and the function of quickly disassembling and replacing the spring is realized;

(2) by arranging the fixing ring, the wiring sleeve, the wire fixing screw and the wiring lug, when the wiring clamp is used, external wiring is inserted into the wiring sleeve, the external wiring is in contact with the wiring lug, then an operator uses a screwdriver to tighten the wire fixing screw, the wire fixing screw firmly presses the external wiring on the wiring lug to realize the connection of a circuit, the fixing ring is used as a fixing base on one hand and also plays a role in the connection of the circuit on the other hand, the hidden wiring also has a certain protection effect on external water liquid, the safety coefficient is higher, and the function of quickly replacing the wiring is realized;

(3) through being provided with shell, standing groove, antiskid cover and fixed couple, during the use, when needs activation switch, operating personnel singlehanded mediate the contact spring, and the hand is first to contact antiskid cover, and the sense of touch is better, has avoided directly holding the potential safety hazard that the spring caused between the fingers, and shell and standing groove play support and firm effect as the basement of structure, and hooked fixed couple enables the structure and firmly fixes on the contact spring, has realized preventing pressing from both sides the function that indicates the abdomen.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a front view of the adjustable detachment structure of the present invention;

FIG. 3 is an enlarged partial cross-sectional view taken at A in FIG. 1 according to the present invention;

FIG. 4 is an enlarged top view of the joint structure of the present invention.

In the figure: 1. a contact block; 2. a rubber sleeve is arranged; 3. a contact spring; 4. a threaded rod; 5. a threaded sliding sleeve; 6. a limiting sheet; 7. a connecting rod; 8. a connecting ring; 9. gluing a rubber sleeve; 10. fixing the bolt; 11. a disassembly-free joint structure; 1101. a fixing ring; 1102. a wiring sleeve; 1103. a wire fixing screw; 1104. a lug plate; 12. a hand-clamping prevention structure; 1201. a housing; 1202. a placement groove; 1203. an anti-slip sleeve; 1204. and (5) fixing the hook.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-4, a safety spring switch for preventing a shoe cover machine from cutting hands comprises a contact block 1, wherein the bottom end of the contact block 1 is fixedly connected with a lower rubber sleeve 2, the top end of the contact block 1 is fixedly connected with an upper rubber sleeve 9, two sides of the contact block 1 are respectively provided with a contact spring 3, the top end of the front end of the contact block 1 and two sides of the top end of the front end of the upper rubber sleeve 9 are respectively and fixedly connected with a fixing bolt 10, and the upper end and the lower end of the contact spring 3 are respectively provided with an adjustable dismounting structure;

referring to fig. 1-4, the safety spring switch for preventing the hand from being cut of the shoe cover machine further comprises an adjustable disassembly structure, the adjustable disassembly structure comprises a connecting ring 8, the connecting ring 8 is fixedly connected to one side of the rear end of an upper rubber sleeve 9, the bottom end of the connecting ring 8 is fixedly connected with a connecting rod 7, the bottom end of the connecting rod 7 is fixedly connected with a limiting piece 6, a threaded sliding sleeve 5 is sleeved outside the connecting rod 7, and the upper end and the lower end of a contact spring 3 are respectively and fixedly connected with a threaded rod 4;

the external thread of the threaded rod 4 is matched with the internal thread of the threaded sliding sleeve 5, and the external diameter of the limiting piece 6 is larger than the internal diameter of the opening at the top end of the threaded sliding sleeve 5;

specifically, as shown in fig. 1 and 2, go-between 8 is as fixed basis, for the whole support that provides of structure, go-between 8's bottom connecting rod 7 is as extending, spacing piece 6 of connecting rod 7 bottom plays limiting displacement, can prevent that threaded sliding sleeve 5 from droing, the inside screw thread of threaded sliding sleeve 5 is identical with the outside screw thread of threaded rod 4, insert threaded rod 4 in threaded sliding sleeve 5, rotatory threaded sliding sleeve 5 after that, can realize fixedly, and can adjust threaded sliding sleeve 5's position as required, nimble adjustment spring elasticity, the function of quick dismantlement change spring has been realized.

Example 2: a disassembly-free joint structure 11 is arranged between the fixing bolt 10 and the upper rubber sleeve 9 and between the fixing bolt 10 and the contact block 1 respectively, the disassembly-free joint structure 11 is composed of a fixing ring 1101, a wiring sleeve 1102, a wire fixing screw 1103 and a lug 1104, the fixing ring 1101 is sleeved outside the fixing bolt 10, one side of the fixing ring 1101 is fixedly connected with the wiring sleeve 1102, the wire fixing screw 1103 is inserted into the front end of the wiring sleeve 1102, and one side of the inside of the wiring sleeve 1102 is fixedly connected with the lug 1104;

the thread outside the wire fixing screw 1103 is matched with the thread inside the front end of the wire sleeve 1102, and the disassembly-free joint structures 11 are symmetrically distributed about the vertical center line of the contact block 1;

specifically, as shown in fig. 1 and 4, an external connection is inserted into the wiring sleeve 1102, the external connection contacts the wiring lug 1104, then an operator uses a screwdriver to tighten the wire fixing screw 1103, the wire fixing screw 1103 firmly presses the external connection onto the wiring lug 1104 to achieve circuit connection, the fixing ring 1101 serves as a fixing base on one hand and also plays a role in circuit connection on the other hand, the concealed wiring has a certain protection effect on external water liquid, the safety coefficient is higher, and the function of quickly replacing the wiring is achieved.

Example 3: a hand clamping prevention structure 12 is arranged on one side of the contact spring 3, the hand clamping prevention structure 12 is composed of a shell 1201, a placing groove 1202, an anti-slip sleeve 1203 and fixed hooks 1204, the shell 1201 is arranged on one side of the contact spring 3, the placing groove 1202 is arranged outside the shell 1201, the anti-slip sleeve 1203 is arranged on one side inside the placing groove 1202, and two groups of fixed hooks 1204 are fixedly connected to one side inside the shell 1201;

the housing 1201 is symmetrically distributed about the vertical center line of the contact block 1;

specifically, as shown in fig. 1 and 3, when the switch needs to be activated, an operator can pinch the contact spring 3 with one hand, the hand contacts the anti-slip cover 1203 first, the touch feeling is better, the potential safety hazard caused by directly pinching the spring is avoided, the outer shell 1201 and the placing groove 1202 serve as the base of the structure to play a role in supporting and stabilizing, the hook-shaped fixing hook 1204 can enable the structure to be firmly fixed on the contact spring 3, and the function of preventing finger pinching is achieved.

The working principle is as follows: when the screw thread sliding sleeve is used, firstly, the connecting ring 8 is used as a fixing foundation to provide support for the whole structure, the connecting rod 7 at the bottom end of the connecting ring 8 is used as an extension, the limiting sheet 6 at the bottom of the connecting rod 7 plays a limiting role to prevent the screw thread sliding sleeve 5 from falling off, the screw thread inside the screw thread sliding sleeve 5 is matched with the screw thread outside the screw thread 4, the screw thread 4 is inserted into the screw thread sliding sleeve 5, then the screw thread sliding sleeve 5 is rotated to realize fixing, the position of the screw thread sliding sleeve 5 can be adjusted according to needs, the tightness of the spring can be flexibly adjusted, and the function of quickly disassembling and replacing the spring is realized.

Afterwards, insert the outside wiring in the wiring cover 1102, the outside wiring contacts lug 1104, operating personnel uses the screwdriver to screw up solidus screw 1103 next, solidus screw 1103 firmly oppresses the outside wiring on lug 1104, realizes the switch-on of circuit, and fixed ring 1101 is as fixed basis on the one hand, and the effect of circuit switch-on that has also been born on the other hand, and hidden wiring also has certain guard action to outside water liquid, and factor of safety is higher, has realized the function of quick replacement wiring.

Finally, when the switch needs to be activated, an operator can knead the contact spring 3 with one hand, the hand contacts the anti-slip sleeve 1203 first, the touch feeling is better, the potential safety hazard caused by directly pinching the spring is avoided, the shell 1201 and the placing groove 1202 play a role in supporting and stabilizing as the base of the structure, the hook-shaped fixed hook 1204 can enable the structure to be firmly fixed on the contact spring 3, and the function of preventing finger pinching is achieved.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a safety spring switch of shoe cover machine anti-cutting hand, includes contact piece (1), its characterized in that: the bottom end of the contact block (1) is fixedly connected with a lower rubber sleeve (2), the top end of the contact block (1) is fixedly connected with an upper rubber sleeve (9), two sides of the contact block (1) are respectively provided with a contact spring (3), the top end of the front end of the contact block (1) and two sides of the top end of the front end of the upper rubber sleeve (9) are respectively fixedly connected with a fixing bolt (10), a disassembly-free joint structure (11) is arranged between each fixing bolt (10) and the upper rubber sleeve (9) and the contact block (1), one side of each contact spring (3) is provided with an anti-pinch structure (12), and the upper end and the lower end of each contact spring (3) are respectively provided with an adjustable disassembly structure;

the adjustable structure of dismantling includes go-between (8), go-between (8) fixed connection is in one side of last gum cover (9) rear end, the bottom fixedly connected with connecting rod (7) of go-between (8), the spacing piece of bottom fixedly connected with (6) of connecting rod (7), threaded sliding sleeve (5) have been cup jointed to the outside of connecting rod (7), the upper and lower both ends difference fixedly connected with threaded rod (4) of contact spring (3).

2. The safety spring switch of shoe cover machine for preventing hand cutting according to claim 1, characterized in that: the external thread of the threaded rod (4) is matched with the internal thread of the threaded sliding sleeve (5), and the outer diameter of the limiting piece (6) is larger than the inner diameter of the opening at the top end of the threaded sliding sleeve (5).

3. The safety spring switch of shoe cover machine for preventing hand cutting according to claim 1, characterized in that: exempt from to dismantle and connect structure (11) by solid fixed ring (1101), wire sleeve (1102), solidus screw (1103) and lug (1104) and constitute, gu fixed ring (1101) cup joints the outside at fixing bolt (10), one side fixedly connected with wire sleeve (1102) of solid fixed ring (1101), the inside grafting of wire sleeve (1102) front end has solidus screw (1103), one side fixedly connected with lug (1104) of wire sleeve (1102) inside.

4. The safety spring switch of shoe cover machine for preventing hand cutting according to claim 3, characterized in that: the thread on the outer portion of the wire fixing screw (1103) is matched with the thread on the inner portion of the front end of the wire sleeve (1102), and the disassembly-free joint structures (11) are symmetrically distributed around the vertical center line of the contact block (1).

5. The safety spring switch of shoe cover machine for preventing hand cutting according to claim 1, characterized in that: prevent tong structure (12) by shell (1201), standing groove (1202), antiskid cover (1203) and fixed couple (1204) constitute, shell (1201) sets up the one side at contact spring (3), the outside of shell (1201) is provided with standing groove (1202), the inside one side of standing groove (1202) is provided with antiskid cover (1203), two sets of fixed couple (1204) of one side fixedly connected with of shell (1201) inside.

6. The safety spring switch of shoe cover machine for preventing hand cutting according to claim 5, wherein: the outer shell (1201) is symmetrically distributed about a vertical center line of the contact block (1).