CN109129302B

CN109129302B - Building block assembly pincer puller

Info

Publication number: CN109129302B
Application number: CN201811287227.3A
Authority: CN
Inventors: 王岳鑫; 李思保; 洪泽光; 吴润珂
Original assignee: Guangdong Bangbao Educational Toys Co ltd
Current assignee: Guangdong Bangbao Educational Toys Co ltd
Priority date: 2018-10-31
Filing date: 2018-10-31
Publication date: 2023-05-02
Anticipated expiration: 2038-10-31
Also published as: CN109129302A

Abstract

A building block assembly pincer-puller comprises a left chuck, a first connecting disc, a right handle, a right chuck, a second connecting disc and a left handle; the rear end of the left chuck is integrally connected with the first connecting disc, and the front end of the right handle is integrally connected with the first connecting disc; the rear end of the right chuck is integrally connected with the second connecting disc, and the front end of the left handle is integrally connected with the second connecting disc; the first connecting disc and the second connecting disc are overlapped up and down, the first connecting disc is hinged with the second connecting disc through the hinge assembly, a push rod is arranged on the upper side face of the first connecting disc or the upper side face of the hinge assembly, and a pushing groove is arranged on the lower side face of the second connecting disc or the lower side face of the hinge assembly. Through left chuck, first connection pad, right handle, right chuck, second connection pad and left handle cooperation equipment to add push rod and top pushing groove, be used for building block assembly's dismantlement, make building block assembly's dismantlement convenient operation swift, and simple structure, practicality can cultivate the ability of knowing and the ability of working of child to the instrument use simultaneously.

Description

Building block assembly pincer puller

Technical Field

The invention relates to a building block disassembling tool, in particular to a building block assembly pincer-puller.

Background

The toy bricks can be combined into the shapes of robots, planes, motorcycles, automobiles, excavators and the like, and in addition, the toy bricks can be combined to play at will, and the toy bricks are helpful for developing the intelligence of children, so that the toy bricks are popular with parents and children for a long time. Meanwhile, along with the increasing of the playing methods of the building block assemblies, the building block assemblies are matched with various types, and the building block assemblies are required to be detached frequently. At present, the common disassembly modes are all disassembled by hands, and children can possibly use the tooth biting mode to disassemble, and the disassembly modes are easy to hurt the children, such as nail breakage, finger injury, tooth injury and the like. In particular, some building blocks with relatively tight combinations are relatively difficult to disassemble. In addition, the users of the building block toy are mainly young children and children, usually less than 8 years old, and children in the age range need to build enlightenment of using tools, so that the children can consciously disassemble the building block components by means of the tools.

Disclosure of Invention

The invention aims to solve the technical problem of providing a building block assembly clamp-pull device, which is used for disassembling building block assemblies, so that the disassembling operation of the building block assemblies is convenient and quick, and the structure is simple. The technical scheme adopted is as follows:

the utility model provides a building block subassembly pincers pull ware which characterized in that: the device comprises a left chuck, a first connecting disc, a right handle, a right chuck, a second connecting disc and a left handle; the rear end of the left chuck is integrally connected with the first connecting disc, and the front end of the right handle is integrally connected with the first connecting disc; the rear end of the right chuck is integrally connected with the second connecting disc, and the front end of the left handle is integrally connected with the second connecting disc; the first connecting disc and the second connecting disc are overlapped up and down, the first connecting disc is hinged with the second connecting disc through the hinge assembly, a push rod is arranged on the upper side face of the first connecting disc or the upper side face of the hinge assembly, and a pushing groove is arranged on the lower side face of the second connecting disc or the lower side face of the hinge assembly.

When the building block assembly clamp puller is used for disassembling the building block assembly, the following various using modes exist: (1) The first connecting disc and the second connecting disc can rotate relatively around the hinging point of the left handle and the right handle, when the left handle and the right handle are held by hands to enable the left handle and the right handle to be mutually close, the left chuck and the right chuck are driven to be mutually close, the bolt piece or other components of the building block component are arranged between the left chuck and the right chuck, and the bolt piece or other components can be clamped between the left chuck and the right chuck, so that the bolt piece or other components can be conveniently pulled out; (2) The ejector rod is aligned with the bolt piece to be disassembled, so that the bolt piece can be ejected; (3) The pushing groove is aligned with the shaft to be disassembled, so that the end part of the shaft is inserted into the pushing groove, and the shaft can be ejected out. The use modes can be flexibly selected according to the needs, and the disassembly of the building block assembly is realized.

As a preferable scheme of the invention, the cross section of the pushing rod is cross-shaped, and the cross section of the pushing groove is cross-shaped.

As the preferable scheme of the invention, the building block assembly pincer-puller further comprises a compression spring, the left handle is provided with a first spring mounting groove, the right handle is provided with a second spring mounting groove, the left end of the compression spring is positioned in the first spring mounting groove and is in contact fit with the left handle, and the right end of the compression spring is positioned in the second spring mounting groove and is in contact fit with the right handle. When the left chuck and the right chuck are used for clamping the latch piece, the left handle and the right handle are mutually close and compress the compression spring, when the left handle and the right handle are loosened, the compression spring is reset to outwards open the left handle and the right handle, and drive the left chuck and the right chuck to outwards open, so that the automatic reset of the building block assembly pincer-puller can be realized, the use is more convenient, and the conditions such as the clamping of the hand are not easy to occur.

As a preferable scheme of the invention, the outer side surface of the left handle and the outer side surface of the right handle are wavy. The wave-shaped design increases the friction force of the left handle and the right handle, so that the left handle and the right handle have an anti-skid effect and are convenient to hold.

As a preferable scheme of the invention, the left handle and the right handle are respectively provided with a plurality of round inserting holes in the vertical direction. The round plug hole can be matched with the toy plug piece for use, for example, the round plug hole is sleeved outside the plug piece to be disassembled for pulling out and disassembling, or the plug piece is plugged in the round plug hole.

The left handle and the right handle are generally arc-shaped, and are similar to pliers in the hardware industry, and the arc-shaped handle accords with the hand-held posture, so that the hand is held more comfortably.

As the preferable scheme of the invention, the building block assembly pincer-puller further comprises a left soft rubber piece and a right soft rubber piece, wherein the left soft rubber piece is arranged on the inner side surface of the left chuck, the right soft rubber piece is arranged on the inner side surface of the right chuck, and a plurality of limit convex strips are arranged on the inner side surfaces of the left soft rubber piece and the right soft rubber piece. The left soft rubber piece and the right soft rubber piece have certain elasticity, the limiting convex strips can limit the latch piece or other components, and the friction force between the inner side surfaces of the left soft rubber piece and the right soft rubber piece and the latch piece or other components is increased, so that the left clamping head and the right clamping head can clamp the building block components more tightly, and damage to the building block components can be avoided.

As a further preferable scheme of the invention, the left soft rubber piece and the right soft rubber piece are made of thermoplastic rubber materials. The left soft rubber piece and the right soft rubber piece made of thermoplastic rubber material, namely TPR material, have softer texture and are more environment-friendly and sanitary.

As a further preferable scheme of the invention, the inner side surface of the left soft rubber piece and the inner side surface of the right soft rubber piece are respectively provided with a longitudinal strip-shaped groove and a transverse strip-shaped groove, the upper end and the lower end of the longitudinal strip-shaped groove are respectively provided with an opening, and the front end of the transverse strip-shaped groove is provided with an opening; the longitudinal strip-shaped groove and the transverse strip-shaped groove on the left soft rubber piece correspond to the longitudinal strip-shaped groove and the transverse strip-shaped groove on the right soft rubber piece respectively; the spacing sand grip includes horizontal spacing sand grip and vertical spacing sand grip, and each horizontal spacing sand grip all sets up on the inner wall of vertical bar recess and is parallel to each other, and each vertical spacing sand grip all sets up on the inner wall of horizontal bar recess and is parallel to each other. Specifically, the longitudinal strip-shaped grooves on the left soft rubber piece are respectively opened on the upper side surface and the lower side surface of the left soft rubber piece; the longitudinal strip-shaped grooves on the right soft rubber piece are respectively opened on the upper side surface and the lower side surface of the right soft rubber piece; the transverse strip-shaped groove on the left soft rubber piece is opened on the front end surface of the left soft rubber piece; the transverse strip-shaped groove on the right soft rubber piece is opened on the front end face of the right soft rubber piece. When the building block assembly is disassembled, the building block assembly to be disassembled is positioned between the longitudinal strip-shaped grooves of the left soft rubber piece and the longitudinal strip-shaped grooves of the right soft rubber piece, the building block assembly is clamped by the inner walls of the two longitudinal strip-shaped grooves together, the longitudinal limit convex strips positioned at the two sides of the longitudinal strip-shaped grooves can play a limit role on the building block assembly positioned in the longitudinal strip-shaped grooves, and meanwhile, the friction force between the building block assembly and the inner walls of the two longitudinal strip-shaped grooves is increased by the transverse limit convex strips, and then the building block assembly is pulled out; the building block assembly to be disassembled is also arranged between the transverse strip-shaped groove of the left soft rubber part and the transverse strip-shaped groove of the right soft rubber part, the building block assembly is clamped by the inner walls of the two transverse strip-shaped grooves, the transverse limiting convex strips arranged on the two sides of the transverse strip-shaped grooves can play a limiting role on the building block assembly arranged in the transverse strip-shaped grooves, and meanwhile, the longitudinal limiting convex strips increase the friction force between the building block assembly and the inner walls of the two transverse strip-shaped grooves, and then the building block assembly is pulled out.

As a further preferable scheme of the invention, the cross sections of the longitudinal strip-shaped grooves and the transverse strip-shaped grooves are semicircular, and the transverse limit convex strips and the longitudinal limit convex strips are semicircular. The cross section mentioned above means a plane perpendicular to the longitudinal direction.

As a further preferable scheme of the invention, the inner side surface of the left chuck is provided with at least one left convex column, the corresponding position of the left soft rubber piece is provided with at least one left blind hole, and the left soft rubber piece is arranged on the left chuck through the plug-in fit of the corresponding left convex column and the corresponding left blind hole; the right soft rubber piece is installed on the right clamping head through the insertion fit of the corresponding right convex column and the corresponding right blind hole.

As a preferred aspect of the present invention, the hinge assembly includes a first circular fitting and a second circular fitting; the first round accessory comprises a first limiting disc and at least one first arc-shaped piece, the upper end of each first arc-shaped piece is integrally connected with the lower side surface of the first limiting disc, and the outer side surface of the lower end of each first arc-shaped piece is provided with a first clamping block; the second round accessory comprises a second limiting disc and at least one second arc-shaped piece, the lower end of each second arc-shaped piece is integrally connected with the upper side surface of the second limiting disc, and the outer side surface of the upper end of each second arc-shaped piece is provided with a second clamping block; a first hinge through hole is formed in the middle of the first connecting disc, and a first annular step is formed in the inner wall of the first hinge through hole; a second hinge through hole is formed in the middle of the second connecting disc, and a second annular step is formed in the inner wall of the second hinge through hole; each first arc-shaped piece and each second arc-shaped piece are respectively arranged in the first hinging through hole and the second hinging through hole and are staggered with each other, each first clamping block is clamped with the second annular step, each first clamping block is arranged on the lower side of the second annular step, and the first connecting disc is arranged between the first limiting disc and the second connecting disc; each second clamping block is clamped with the first annular step, each second clamping block is positioned on the upper side of the first annular step, and the second connecting disc is positioned between the second limiting disc and the first connecting disc; the pushing rod is arranged on the upper side face of the first limiting disc, and the pushing groove is arranged on the lower side face of the second limiting disc. The hinge assembly is adopted to realize the hinge between the first connecting disc and the second connecting disc, the assembly is convenient, and the building block assembly pincer-puller is firm in structure after the assembly. In addition, the product can only provide various parts when sold, and children can assemble the building block assembly pliers and pull out device by themselves, so that the knowledge and the manual ability of the children on the use of tools can be cultivated.

The arcs in the first arc-shaped piece and the second arc-shaped piece refer to that the cross sections of the first arc-shaped piece and the second arc-shaped piece are arc-shaped and are positioned on concentric circles of the first hinge through hole or the second hinge through hole. In a specific implementation, when the first circular fitting includes two first arc-shaped pieces, the second circular fitting includes two second arc-shaped pieces, the staggering means that two first gaps are formed between the two first arc-shaped pieces, two second gaps are formed between the two second arc-shaped pieces, the two first arc-shaped pieces are respectively located in the two second gaps between the two second arc-shaped pieces, and the two second arc-shaped pieces are respectively located in the two first gaps of the two first arc-shaped pieces.

The left clamping head, the first connecting disc and the right handle can be made of plastic into a whole, the right clamping head, the second connecting disc and the left handle can be made of plastic into a whole, and the first round fitting and the second round fitting can be made of plastic.

The inner sides of the left clamping head, the right clamping head or the left handle and the right handle refer to the opposite sides of the left clamping head and the right clamping head or the left handle and the right handle, and the outer sides of the left clamping head, the right clamping head or the left handle and the right handle refer to the opposite sides of the left clamping head and the right clamping head or the left handle and the right handle.

Compared with the prior art, the invention has the following advantages:

through left chuck, first connection pad, right handle, right chuck, second connection pad and left handle cooperation equipment to add push rod and top pushing groove, be used for building block assembly's dismantlement, make building block assembly's dismantlement convenient operation swift, and simple structure, practicality can cultivate the ability of knowing and the ability of working of child to the instrument use simultaneously.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 from another perspective;

FIG. 3 is an exploded perspective view of FIG. 1;

fig. 4 is an exploded view of the right chuck and the right soft rubber member of fig. 3.

Detailed Description

The preferred embodiments of the present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 to 4, a building block assembly pincer-puller comprises a left chuck 1, a first connecting disc 2, a right handle 3, a right chuck 4, a second connecting disc 5 and a left handle 6; the rear end of the left chuck 1 is integrally connected with the first connecting disc 2, and the front end of the right handle 3 is integrally connected with the first connecting disc 2; the rear end of the right chuck 4 is integrally connected with the second connecting disc 5, and the front end of the left handle 6 is integrally connected with the second connecting disc 5; the first connecting disc 2 and the second connecting disc 5 are overlapped up and down, the first connecting disc 2 and the second connecting disc 5 are hinged through a hinge assembly, a push rod 7 is arranged on the upper side face of the hinge assembly, and a pushing groove 8 is arranged on the lower side face of the hinge assembly.

The cross section of the pushing rod 7 is cross-shaped, and the cross section of the pushing groove 8 is cross-shaped.

The building block assembly pincer-puller further comprises a compression spring 9, a first spring mounting groove 601 is formed in the left handle 6, a second spring mounting groove 301 is formed in the right handle 3, the left end of the compression spring 9 is located in the first spring mounting groove 601 and is in contact fit with the left handle 6, and the right end of the compression spring 9 is located in the second spring mounting groove 301 and is in contact fit with the right handle 3.

The outer side surface of the left handle 6 and the outer side surface of the right handle 3 are wavy. The wave-shaped design increases the friction force of the left handle 6 and the right handle 3, so that the left handle 6 and the right handle 3 have an anti-skid effect and are convenient to hold.

The left handle 6 and the right handle 3 are respectively provided with a plurality of round inserting holes 10 in the vertical direction. The circular insertion hole 10 can be used in combination with a toy plug member, for example, the circular insertion hole 10 is sleeved outside the plug member to be disassembled for pulling out and disassembling, or the plug member is inserted into the circular insertion hole 10.

The left handle 6 and the right handle 3 are generally arc-shaped, and are similar to pliers in the hardware industry, and the arc-shaped handles accord with the hand-holding posture, so that the hand holding is more comfortable.

The building block assembly pincer-puller further comprises a left soft rubber piece 11 and a right soft rubber piece 12, wherein two left convex columns (not shown in the figure) are arranged on the inner side surface of the left chuck 1, two left blind holes (not shown in the figure) are arranged at corresponding positions of the left soft rubber piece 11, and the left soft rubber piece 11 is installed on the left chuck 1 through the insertion fit of the corresponding left convex columns and the corresponding left blind holes; two right convex columns 401 are arranged on the inner side surface of the right chuck 4, two right blind holes 1201 are arranged at the corresponding positions of the right soft rubber piece 12, and the right soft rubber piece 12 is installed on the right chuck 4 through the plug-in fit of the corresponding right convex columns 401 and the corresponding right blind holes 1201; the inner side surfaces of the left soft rubber piece 11 and the right soft rubber piece 12 are respectively provided with a plurality of limit convex strips. The left soft rubber piece 11 and the right soft rubber piece 12 are made of thermoplastic rubber materials.

The inner side surfaces of the left soft rubber piece 11 and the right soft rubber piece 12 are respectively provided with a longitudinal strip-shaped groove 13 and a transverse strip-shaped groove 14, the upper end and the lower end of the longitudinal strip-shaped groove 13 are respectively provided with an opening, and the front end of the transverse strip-shaped groove 14 is provided with an opening; the longitudinal strip-shaped groove 13 and the transverse strip-shaped groove 14 on the left soft rubber piece 11 correspond to the positions of the longitudinal strip-shaped groove 13 and the transverse strip-shaped groove 14 on the right soft rubber piece 12 respectively; the spacing sand grip includes horizontal spacing sand grip 17 and vertical spacing sand grip 18, and each horizontal spacing sand grip 17 all sets up on the inner wall of vertical bar recess 13 and is parallel to each other, and each vertical spacing sand grip 18 all sets up on the inner wall of horizontal bar recess 14 and is parallel to each other. Specifically, the longitudinal strip-shaped grooves 13 on the left flexible glue piece 11 are respectively opened on the upper side surface and the lower side surface of the left flexible glue piece 11; the longitudinal strip-shaped grooves 13 on the right soft rubber piece 12 are respectively opened on the upper side surface and the lower side surface of the right soft rubber piece 12; the transverse strip-shaped groove 14 on the left soft rubber piece 11 is opened on the front end surface of the left soft rubber piece 11; the transverse bar-shaped groove 14 on the right flexible glue part 12 is opened on the front end surface of the right flexible glue part 12. When the building block assembly is disassembled, the building block assembly to be disassembled is positioned between the longitudinal strip-shaped groove 13 of the left soft rubber piece 11 and the longitudinal strip-shaped groove 13 of the right soft rubber piece 12, the building block assembly is clamped by the inner walls of the two longitudinal strip-shaped grooves 13 together, and then the building block assembly is pulled out; the building block assembly to be disassembled can be positioned between the transverse strip-shaped groove 14 of the left soft rubber piece 11 and the transverse strip-shaped groove 14 of the right soft rubber piece 12, the building block assembly is clamped by the inner walls of the two transverse strip-shaped grooves 14 together, and then the building block assembly is pulled out.

The cross sections of the longitudinal strip-shaped grooves 13 and the transverse strip-shaped grooves 14 are semicircular, and the transverse limit convex strips 17 and the longitudinal limit convex strips 18 are semicircular.

The hinge assembly comprises a first circular fitting 15 and a second circular fitting 16; the first round fitting 15 comprises a first limit disc 1501 and two first arc-shaped sheets 1502, the upper end of each first arc-shaped sheet 1502 is integrally connected with the lower side surface of the first limit disc 1501, and the outer side surface of the lower end of each first arc-shaped sheet 1502 is provided with a first clamping block 1503; the second round fitting 16 comprises a second limiting disc 1601 and two second arc-shaped pieces 1602, wherein the lower end of each second arc-shaped piece 1602 is integrally connected with the upper side surface of the second limiting disc 1601, and the outer side surface of the upper end of each second arc-shaped piece 1602 is provided with a second clamping block 1603; a first hinging through hole 201 is arranged in the middle of the first connecting disc 2, and a first annular step 202 is arranged on the inner wall of the first hinging through hole 201; a second hinging through hole 501 is arranged in the middle of the second connecting disc 5, and a second annular step 502 is arranged on the inner wall of the second hinging through hole 501; each first arc-shaped piece 1502 and each second arc-shaped piece 1602 are respectively positioned in the first hinging through hole 201 and the second hinging through hole 501 and are staggered with each other, each first clamping block 1503 is clamped with the second annular step 502, each first clamping block 1503 is positioned at the lower side of the second annular step 502, and the first connecting disc 2 is positioned between the first limiting disc 1501 and the second connecting disc 5; each second clamping block 1603 is clamped with the first annular step 202, each second clamping block 1603 is positioned on the upper side of the first annular step 202, and the second connecting disc 5 is positioned between the second limiting disc 1601 and the first connecting disc 2; the pushing rod 7 is arranged on the upper side surface of the first limit disc 1501, and the pushing groove 8 is arranged on the lower side surface of the second limit disc 1601. The hinge assembly is adopted to realize the hinge between the first connecting disc 2 and the second connecting disc 5, the assembly is convenient, and the pliers puller of the building block assembly after the assembly is firm in structure. In addition, the product can only provide various parts when sold, and children can assemble the building block assembly pliers and pull out device by themselves, so that the knowledge and the manual ability of the children on the use of tools can be cultivated.

The arcs in the first arc-shaped sheet 1502 and the second arc-shaped sheet 1602 refer to that the cross sections of the first arc-shaped sheet 1502 and the second arc-shaped sheet 1602 are arc-shaped and are located on the concentric circles of the first hinge through hole 201 or the second hinge through hole 501. The above-mentioned mutual offset means that there are two first gaps 1504 between the two first arc-shaped pieces 1502, two second gaps 1604 between the two second arc-shaped pieces 1602, the two first arc-shaped pieces 1502 are respectively located in the two second gaps 1604 between the two second arc-shaped pieces 1602, and the two second arc-shaped pieces 1602 are respectively located in the two first gaps 1504 of the two first arc-shaped pieces 1502.

The left clamping head 1, the first connecting disc 2 and the right handle 3 can be made of plastic into a whole, the right clamping head 4, the second connecting disc 5 and the left handle 6 can be made of plastic into a whole, and the first round fitting 15 and the second round fitting 16 can be made of plastic.

The inner sides of the left grip 1, the right grip 4 or the left handle 6 and the right handle 3 are the sides of the left grip 1 opposite to the right grip 4 or the left handle 6 opposite to the right handle 3, and the outer sides of the left grip 1, the right grip 4 or the left handle 6 and the right handle 3 are the sides of the left grip 1 opposite to the right grip 4 or the left handle 6 opposite to the right handle 3.

When the building block assembly clamp puller is used for disassembling the building block assembly, the following various using modes exist: (1) The first connecting disc 2 and the second connecting disc 5 can rotate relatively around the hinging point of the left handle 6 and the right handle 3, when the left handle 6 and the right handle 3 are held by hands to enable the left handle 6 and the right handle 3 to be close to each other, the left chuck 1 and the right chuck 4 are driven to be close to each other, a bolt piece or other components of the building block component are arranged between the left chuck 1 and the right chuck 4, and the bolt piece or other components can be clamped between the left chuck 1 and the right chuck 4, so that the bolt piece or other components can be pulled out conveniently; when the left clamping head 1 and the right clamping head 4 are used for clamping the latch component, the left handle 6 and the right handle 3 are mutually close and compress the compression spring 9, when the left handle 6 and the right handle 3 are loosened, the compression spring 9 resets to outwards prop the left handle 6 and the right handle 3, and drives the left clamping head 1 and the right clamping head 4 to outwards stretch, so that the automatic resetting of the building block assembly pincer-puller can be realized, the use is more convenient, and the conditions such as clamping hand and the like are not easy to occur; (2) The ejector rod 7 is aligned with the bolt piece to be disassembled, so that the bolt piece can be ejected; (3) The pushing groove 8 is aligned with the shaft to be disassembled, so that the end part of the shaft is inserted into the pushing groove 8, and the shaft can be ejected out. The use modes can be flexibly selected according to the needs, and the disassembly of the building block assembly is realized.

In addition, it should be noted that, in the specific embodiments described in the present specification, names of various parts and the like may be different, and all equivalent or simple changes of the structures, features and principles described in the conception of the present invention are included in the protection scope of the present invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a building block subassembly pincers pull ware which characterized in that: the device comprises a left chuck, a first connecting disc, a right handle, a right chuck, a second connecting disc and a left handle; the rear end of the left chuck is integrally connected with the first connecting disc, and the front end of the right handle is integrally connected with the first connecting disc; the rear end of the right chuck is integrally connected with the second connecting disc, and the front end of the left handle is integrally connected with the second connecting disc; the first connecting disc and the second connecting disc are overlapped up and down, the first connecting disc is hinged with the second connecting disc through a hinge assembly, a push rod is arranged on the upper side surface of the first connecting disc or the upper side surface of the hinge assembly, and a pushing groove is arranged on the lower side surface of the second connecting disc or the lower side surface of the hinge assembly;

the building block assembly pincer-puller further comprises a compression spring, a first spring mounting groove is formed in the left handle, a second spring mounting groove is formed in the right handle, the left end of the compression spring is positioned in the first spring mounting groove and is in contact fit with the left handle, and the right end of the compression spring is positioned in the second spring mounting groove and is in contact fit with the right handle;

the building block assembly pincer-puller further comprises a left soft rubber piece and a right soft rubber piece, wherein the left soft rubber piece is arranged on the inner side surface of the left chuck, the right soft rubber piece is arranged on the inner side surface of the right chuck, and a plurality of limit convex strips are arranged on the inner side surfaces of the left soft rubber piece and the right soft rubber piece;

the inner side surface of the left soft rubber piece and the inner side surface of the right soft rubber piece are respectively provided with a longitudinal strip-shaped groove and a transverse strip-shaped groove, the upper end and the lower end of the longitudinal strip-shaped groove are respectively provided with an opening, and the front end of the transverse strip-shaped groove is provided with an opening; the longitudinal strip-shaped groove and the transverse strip-shaped groove on the left soft rubber piece correspond to the longitudinal strip-shaped groove and the transverse strip-shaped groove on the right soft rubber piece respectively; the spacing sand grip includes horizontal spacing sand grip and vertical spacing sand grip, and each horizontal spacing sand grip all sets up on the inner wall of vertical bar recess and is parallel to each other, and each vertical spacing sand grip all sets up on the inner wall of horizontal bar recess and is parallel to each other.

2. The modular jaw assembly tool of claim 1, wherein: the cross section of the pushing rod is cross-shaped, and the cross section of the pushing groove is cross-shaped.

3. The modular jaw assembly tool of claim 1, wherein: the outer side surface of the left handle and the outer side surface of the right handle are wavy.

4. The modular jaw assembly tool of claim 1, wherein: the left handle and the right handle are respectively provided with a plurality of round inserting holes in the vertical direction.

5. The modular jaw assembly tool of claim 1, wherein: the left soft rubber piece and the right soft rubber piece are made of thermoplastic rubber materials.

6. The modular jaw assembly tool of claim 1, wherein: the left soft rubber piece is arranged on the left clamping head in a plugging fit mode through the corresponding left convex column and the corresponding left blind hole; the right soft rubber piece is installed on the right clamping head through the insertion fit of the corresponding right convex column and the corresponding right blind hole.

7. The modular jaw assembly tool of claim 1, wherein: the hinge assembly includes a first circular fitting and a second circular fitting; the first round accessory comprises a first limiting disc and at least one first arc-shaped piece, the upper end of each first arc-shaped piece is integrally connected with the lower side surface of the first limiting disc, and the outer side surface of the lower end of each first arc-shaped piece is provided with a first clamping block; the second round accessory comprises a second limiting disc and at least one second arc-shaped piece, the lower end of each second arc-shaped piece is integrally connected with the upper side surface of the second limiting disc, and the outer side surface of the upper end of each second arc-shaped piece is provided with a second clamping block; a first hinge through hole is formed in the middle of the first connecting disc, and a first annular step is formed in the inner wall of the first hinge through hole; a second hinge through hole is formed in the middle of the second connecting disc, and a second annular step is formed in the inner wall of the second hinge through hole; each first arc-shaped piece and each second arc-shaped piece are respectively arranged in the first hinging through hole and the second hinging through hole and are staggered with each other, each first clamping block is clamped with the second annular step, each first clamping block is arranged on the lower side of the second annular step, and the first connecting disc is arranged between the first limiting disc and the second connecting disc; each second clamping block is clamped with the first annular step, each second clamping block is positioned on the upper side of the first annular step, and the second connecting disc is positioned between the second limiting disc and the first connecting disc; the pushing rod is arranged on the upper side face of the first limiting disc, and the pushing groove is arranged on the lower side face of the second limiting disc.