CN212497231U - Lower pressing plate with protection limiting structure - Google Patents

Abstract

The utility model discloses a belong to holding down plate technical field, specifically be a holding down plate with protection limit structure, including the metal holding down plate body, surface position installs the cylinder type connector in the middle of the metal holding down plate body, and in first through-hole and the second through-hole that the metal holding down plate body upper surface was seted up in proper order the joint respectively had first circular gag lever post and the circular gag lever post of second, first rectangle opening and second rectangle opening have been seted up respectively to this body left side surface of metal holding down plate and first circular gag lever post terminal surface. The utility model discloses a first circular gag lever post, first rectangle opening, T type pin, second rectangle opening and the taut spring of metal carry out spacing protection's effect after making holding down plate and top board connect, carry out the effect of changing through cylinder type connector, metal external screw thread, circular fixed plate and hex bolts person of facilitating the use fast simultaneously with the screw thread of wearing and tearing, reduce use cost.

Description

Lower pressing plate with protection limiting structure

Technical Field

The utility model relates to a lower pressing plate technical field specifically is a lower pressing plate with protection limit structure.

Background

An angle grinder is a machine for grinding, cutting, removing rust, and polishing metal members using a high-speed rotating sheet wheel, rubber wheel, wire wheel, or the like. The angle mill is fit for being used for cutting, grind and brush and grind metal and stone material, the angle mill need carry out fixed mounting to emery wheel or cutting piece at the in-process that the installation was used, just need use holding down plate and top board to fix this moment, but traditional holding down plate is single at the in-process structure that uses, lack protective structure, traditional holding down plate is when carrying out threaded connection with the top board simultaneously, just need more smooth holding down plate after the screw thread wearing and tearing is level and smooth, use cost is increased, therefore, we provide a holding down plate with protection limit structure.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section as well as in the abstract of the specification and the utility model name, some simplifications or omissions may be made to avoid obscuring the purpose of this section, the abstract of the specification and the utility model name, and such simplifications or omissions cannot be used to limit the scope of the invention.

In view of current holding down plate single structure at the in-process that uses, lack protective structure and holding down plate and when carrying out threaded connection with the top board, if just need more smooth holding down plate after the screw thread wearing and tearing is level and smooth, increase use cost's problem, provide the utility model discloses.

Therefore, the utility model aims at providing a holding down plate with protection limit structure, in the use through first circular gag lever post, first rectangle opening, T type pin, second rectangle opening and the taut spring of metal carry out spacing protection's effect after convenient connecting holding down plate and top board, the in-process single structure of holding down plate in the use has been solved, protective structure's problem lacks, simultaneously through the cylinder type connector, the metal external screw thread, circular fixed plate and hexagonal screw person of facilitating the use carry out the effect of changing with the screw thread of wearing and tearing fast, and use cost is reduced.

For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:

the utility model provides a holding down plate with protection limit structure, includes metal holding down plate body, surface position installs the cylinder type connector in the middle of the metal holding down plate body, and the first through-hole that this body upper surface of metal holding down plate seted up in proper order and the second through-hole in respectively the joint have first circular gag lever post and the circular gag lever post of second, the first rectangle opening that this body left side surface of metal holding down plate was seted up corresponds with the second rectangle opening that first circular gag lever post terminal surface was seted up in positive phase.

As an optimized scheme of holding down plate with protection limit structure, wherein: the T-shaped stop lever arranged on the left side face of the outer portion of the metal lower pressing plate body sequentially penetrates through the first rectangular opening and the second rectangular opening, and the metal transverse plate fixed to the inner portion of the metal lower pressing plate body is connected with the first circular limiting rod through the metal tensioning spring.

As an optimized scheme of holding down plate with protection limit structure, wherein: the fixed metal concave groove of this internal left surface of push plate and T type pin tail end welded metal protruding piece carry out the joint each other under the metal, the volume of metal protruding piece is less for first rectangle opening and second rectangle opening.

As an optimized scheme of holding down plate with protection limit structure, wherein: when the T-shaped stop lever is inserted into the first rectangular opening and the second rectangular opening, the top end of the first circular limiting rod is flush with the end face of the metal lower pressing plate body, the metal tensioning spring is in a compression state and has elasticity when the T-shaped stop lever sequentially penetrates through the first rectangular opening and the second rectangular opening, and the connection mode of the second circular limiting rod is the same as that of the first circular limiting rod.

As an optimized scheme of holding down plate with protection limit structure, wherein: the outer side of the cylindrical connector is provided with a metal external thread, and a circular fixing plate welded to the bottom of the outer side of the cylindrical connector is fixedly installed on the metal lower pressing plate body through a hexagon screw.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through setting up first circular gag lever post, first rectangle opening, T type pin, second rectangle opening and the taut spring of metal in order to reach and have the effect of carrying out spacing protection after connecting holding down plate and top board, solved the in-process single structure of holding down plate using, lack protective structure's problem, the utility model discloses in, after the internal thread connection of metal external screw thread and top board bottom surface, the user directly takes T type pin out this moment, and the elasticity that the taut spring of metal had directly pops out first circular gag lever post, and first circular gag lever post directly carries out the joint with the round hole of top board lower surface, and such structural design has better spacing guard action, prevents to appear rocking the condition when using high-speed rotatory in-process.

2. Through setting up cylinder type connector, metal external screw thread, circular fixed plate and hex bolts in order to reach the effect that has the screw thread of wearing and tearing to change fast, solved the holding down plate when carrying out threaded connection with the top board, if just need more smooth holding down plate after the screw thread wearing and tearing is level and smooth, increase use cost's problem, the utility model discloses in, when metal external screw thread wearing and tearing are level and level, because there is certain gap between the metal external screw thread and the metal holding down plate body, the user directly twists off hex bolts through the screwdriver this moment, can wholly dismantle the cylinder type connector, conveniently change saving use cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:

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

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a top view of the cylindrical connector of fig. 1 according to the present invention.

In the figure: 1. a metal lower platen body; 2. a cylindrical connector; 3. a first through hole; 4. a second through hole; 5. a first circular limiting rod; 6. a second circular limiting rod; 7. a first rectangular opening; 8. a T-shaped stop lever; 9. a second rectangular opening; 10. a metal transverse plate; 11. a metal tension spring; 12. a metal external thread; 13. a circular fixing plate; 14. a hex screw; 15. a metal bump; 16. a metal concave groove.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be partially enlarged according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Referring to fig. 1-3, the present invention relates to a lower press plate with a protective limiting structure, which comprises a metal lower press plate body 1, wherein a cylindrical connector 2 is installed on the middle surface of the metal lower press plate body 1, a first through hole 3 and a second through hole 4 sequentially opened on the upper surface of the metal lower press plate body 1 are respectively clamped with a first circular limiting rod 5 and a second circular limiting rod 6, a first rectangular opening 7 opened on the left side surface of the metal lower press plate body 1 is corresponding to a second rectangular opening 9 opened on the end surface of the first circular limiting rod 5, the structure design facilitates the penetration and fixation of a T-shaped stop lever 8, the T-shaped stop lever 8 arranged on the left side surface of the exterior of the metal lower press plate body 1 sequentially penetrates through the first rectangular opening 7 and the second rectangular opening 9, and a metal transverse plate 10 fixed inside the metal lower press plate body 1 is connected with the first circular limiting rod 5 through a metal tensioning spring 11, the fixed metal concave groove 16 of the inside left surface of metal holding down plate body 1 and the protruding piece 15 of T type pin 8 tail end welded metal carry out the joint each other, and the volume of protruding piece 15 of metal is less for first rectangle opening 7 and second rectangle opening 9, and such design guarantees that T type pin 8 can run through first rectangle opening 7 and second rectangle opening 9.

Referring to fig. 1-3, when the T-shaped stop lever 8 is inserted into the first rectangular opening 7 and the second rectangular opening 9, the top end of the first circular limiting lever 5 is flush with the end surface of the metal lower press plate body 1, when the T-shaped stop lever 8 sequentially penetrates through the first rectangular opening 7 and the second rectangular opening 9, the metal tension spring 11 is in a compressed state and has elasticity, so as to ensure that the first circular limiting lever 5 is rapidly ejected after the T-shaped stop lever 8 is pulled out, the connection mode of the second circular limiting lever 6 is the same as that of the first circular limiting lever 5, the outer side of the cylindrical connector 2 is provided with a metal external thread 12, and a circular fixing plate 13 welded at the bottom of the outer side of the cylindrical connector 2 is fixedly installed on the metal lower press plate body 1 through a hexagon screw 14, so that the structural design is convenient for a user to directly unscrew the hexagon screw 14 through a screwdriver, and then the cylindrical connector 2, the replacement is convenient.

When the device is used specifically, the metal external thread 12 is connected with the internal thread on the bottom surface of the upper pressure plate, after the connection, a user directly takes out the T-shaped stop lever 8, the elastic force of the metal tensioning spring 11 directly pops out the first round limiting lever 5, the first round limiting lever 5 is directly clamped with the round hole on the lower surface of the upper pressure plate for limiting, and shaking is prevented, when the device is disassembled, because a certain gap exists between the metal external thread 12 and the metal lower pressure plate body 1, at the moment, the user directly unscrews the hexagon screw 14 through the screwdriver to integrally disassemble the cylindrical connector 2, after the disassembly, the user presses the first round limiting lever 5, when the first round limiting lever 5 is flush with the metal lower pressure plate body 1, the T-shaped stop lever 8 is inserted, when the metal external thread 12 is worn smoothly, because a certain gap exists between the metal external thread 12 and the metal lower pressure plate body 1, at this time, the user can directly unscrew the hexagon screw 14 by the screwdriver, and then the cylindrical connector 2 can be integrally disassembled.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include the full scope of the appended claims.

Claims (5)

1. The utility model provides a holding down plate with protection limit structure, includes metal holding down plate body (1), its characterized in that: cylindrical connectors (2) are installed on the middle surface of the metal lower pressing plate body (1), a first round limiting rod (5) and a second round limiting rod (6) are respectively clamped in a first through hole (3) and a second through hole (4) which are sequentially formed in the upper surface of the metal lower pressing plate body (1), and a first rectangular opening (7) formed in the left side surface of the metal lower pressing plate body (1) corresponds to a second rectangular opening (9) formed in the end face of the first round limiting rod (5) in a positive phase mode.

2. The lower platen with the protection and limiting structure according to claim 1, wherein: the T-shaped stop lever (8) arranged on the left side face of the outer portion of the metal lower pressing plate body (1) sequentially penetrates through the first rectangular opening (7) and the second rectangular opening (9), and the metal transverse plate (10) fixed inside the metal lower pressing plate body (1) is connected with the first round limiting rod (5) through the metal tensioning spring (11).

3. The lower platen with the protection and limiting structure according to claim 1, wherein: the metal lower pressing plate is characterized in that a metal concave groove (16) fixed on the left side face inside the metal lower pressing plate body (1) and a metal protruding block (15) welded to the tail end of the T-shaped stop lever (8) are mutually clamped, and the volume of the metal protruding block (15) is smaller than that of the first rectangular opening (7) and the second rectangular opening (9).

4. The lower platen with the protection and limiting structure according to claim 3, wherein: when T type pin (8) inserted in first rectangle opening (7) and second rectangle opening (9), first circular gag lever post (5) top flushed with metal holding down plate body (1) terminal surface, metal tensioning spring (11) were in compression state and had elasticity when T type pin (8) ran through first rectangle opening (7) and second rectangle opening (9) in proper order, the connected mode of the circular gag lever post of second (6) is the same with the connected mode of first circular gag lever post (5).

5. The lower platen with the protection and limiting structure according to claim 1, wherein: the metal external thread (12) is arranged on the outer side of the cylindrical connector (2), and a circular fixing plate (13) welded to the bottom of the outer side of the cylindrical connector (2) is fixedly installed on the metal lower pressing plate body (1) through a hexagon screw (14).

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