CN217696315U

CN217696315U - Kitchen knife rest with self-locking function

Info

Publication number: CN217696315U
Application number: CN202221315527.XU
Authority: CN
Inventors: 赵焕春
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-11-01
Anticipated expiration: 2032-05-26

Abstract

The utility model discloses a kitchen knife rest with self-locking function, including knife rest assembly and first apron and second apron, knife rest assembly includes the knife rest main part, the setting is at the inside auto-lock subassembly of knife rest main part and with auto-lock subassembly matched with L type cardboard, the auto-lock subassembly includes auto-lock guide and bolt, the auto-lock guide includes the base plate, guide arm and baffle, heart-shaped spout has been seted up on another side of base plate, be provided with first step and second step in the heart-shaped spout, vertical straightway is cut apart into with heart-shaped spout to first step and second step, auto-lock curve section and unblock curve section, the top of guide arm is provided with the inclined plane that is used for contacting with the long limit board of L type cardboard, be provided with the second spring in the L type cardboard mounting groove. The utility model discloses simple structure realizes the purpose of locking the cutter body at cutter body cartridge inslot, simultaneously, only needs to push down the cutter body through twice again, just can realize the switching between cutter body locking and the cutter body unblock.

Description

Kitchen knife rest with self-locking function

Technical Field

The utility model belongs to the technical field of kitchen utensil, concretely relates to kitchen knife rest with self-locking function.

Background

The kitchen knife is one of common kitchen utensils for people, when the kitchen knife is not used, a special kitchen knife rest is generally adopted for folding and unfolding the kitchen knife, the kitchen knife cannot be randomly placed on a table, the knife edge of the kitchen knife is careless and harms the touched human body, however, the structure and the function of the existing kitchen knife rest are single, the kitchen knife can only be folded and unfolded, the safety is poor, and due to the fact that the knife edge of the kitchen knife is sharp, special people such as children should be avoided from using the kitchen knife rest; therefore, a kitchen knife rest with a self-locking function, which is simple and convenient to operate, safe and reliable, should be provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that not enough among the above-mentioned prior art is directed against, a kitchen knife rest with self-locking function is provided, through the bolt and set up the sliding fit between the heart-shaped spout on the self-locking guide, can realize driving the purpose of the minor face integrated circuit board dress of L type cardboard on the terminal surface that is close to handle of a knife one side of the cutter body, thereby realize the purpose of cutter body locking at cutter body cartridge inslot, and simultaneously, only need push down the cutter body twice again, just can realize the switching between cutter body locking and the cutter body unblock, the operation is convenient, and safe and reliable, kitchen knife and kitchen knife rest's safety in utilization has been improved.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a kitchen knife rest with self-locking function which characterized in that: the self-locking tool rest comprises a tool rest assembly, a first cover plate and a second cover plate, wherein the first cover plate and the second cover plate are respectively arranged on two sides of the tool rest assembly, the tool rest assembly comprises a tool rest main body, a self-locking assembly arranged in the tool rest main body and an L-shaped clamping plate matched with the self-locking assembly, one side surface of the tool rest main body is provided with a cutter body inserting groove, a self-locking assembly mounting groove communicated with the cutter body inserting groove and an L-shaped clamping plate mounting groove, the self-locking assembly mounting groove is communicated with the L-shaped clamping plate mounting groove through a guide groove, the self-locking assembly comprises a self-locking guide part and a bolt matched with the self-locking guide part, the self-locking guide part is connected in the self-locking assembly mounting groove through two first springs arranged in parallel, the self-locking guide part comprises a substrate, a guide rod connected to the top end of the substrate and matched with the guide groove, and a baffle vertically arranged on one side surface of the substrate and positioned at the bottom end of the substrate, the other side of the base plate is provided with a heart-shaped sliding groove, one end of a bolt is rotatably installed on the inner wall of the self-locking assembly installation groove, the other end of the bolt is inserted into the heart-shaped sliding groove, a first step and a second step are arranged in the heart-shaped sliding groove, the heart-shaped sliding groove is divided into a vertical straight line section, a self-locking curve section and an unlocking curve section, the self-locking curve section and the unlocking curve section are arranged at the top end of the vertical straight line section, the top end of the guide rod is provided with an inclined plane which is used for being in contact with the long side plate of the L-shaped clamping plate, the long side plate of the L-shaped clamping plate is rotatably installed in the L-shaped clamping plate installation groove, and a second spring which is used for being tightly pressed on the long side plate of the L-shaped clamping plate is arranged in the L-shaped clamping plate installation groove.

The kitchen knife rest with the self-locking function is characterized in that: the both sides on base plate top are provided with the installation axle, be provided with the erection column on the auto-lock subassembly mounting groove inner wall perpendicularly, install the bottom of first spring install epaxial, install the top of first spring install on the erection column.

The kitchen knife rest with the self-locking function is characterized in that: and the two side walls of the L-shaped clamping plate mounting groove are provided with fixed shafts, and the two ends of the long side plate of the L-shaped clamping plate are respectively rotatably mounted on the two fixed shafts.

The kitchen knife rest with the self-locking function is characterized in that: the number of the tool rest main bodies ranges from 3 to 6, the thickness of the tool rest main bodies ranges from 50mm to 70mm, the thickness of the first cover plate ranges from 3mm to 5mm, and the thickness of the second cover plate ranges from 15mm to 20mm.

The kitchen knife rest with the self-locking function is characterized in that: the tool rest comprises a tool rest main body and is characterized in that a abdicating groove is formed in the other side face of the tool rest main body, the tool rest main body is positioned through pins, the first cover plate, the second cover plate and the tool rest main body are fixedly connected through fastening bolts, two pin holes are formed in the tool rest main body, and a plurality of threaded holes are formed in the tool rest main body, the first cover plate and the second cover plate.

Compared with the prior art, the utility model has the following advantage:

1. the utility model discloses an at the inside auto-lock subassembly that sets up of knife rest main part, and set up and auto-lock subassembly matched with L type cardboard, set up cutter body cartridge groove on a side of knife rest main part, auto-lock subassembly mounting groove and L type cardboard mounting groove all are located cutter body cartridge inslot, and communicate through the guide way between auto-lock subassembly mounting groove and the L type cardboard mounting groove, in the time of the practical use, auto-lock unit mount is in auto-lock subassembly mounting groove, L type cardboard is installed in L type cardboard mounting groove, after the cutter body cartridge is at cutter body cartridge inslot, can be under the effect of auto-lock subassembly, the minor face integrated circuit board dress that drives L type cardboard is on the terminal surface that is close to handle of a knife one side of cutter body, thereby realize locking the cutter body in cutter body cartridge inslot, special crowds such as child are not convenient for take out the cutter body from this kitchen knife rest easily, kitchen knife and this kitchen knife rest's safety in utilization has been improved.

2. The utility model discloses a self-locking subassembly includes self-locking guide and bolt, self-locking guide includes the base plate, guide arm and baffle, and the top of guide arm is provided with the inclined plane, through offering heart-shaped spout on another side at the base plate, during the actual installation, the one end of bolt is rotated and is installed on self-locking subassembly mounting groove inner wall, the other end of bolt is pegged graft in heart-shaped spout, because be provided with first step and second step in the heart-shaped spout, and first step and second step are cut apart into vertical straightway with heart-shaped spout, the setting is at the auto-locking curve section and the unblock curve section on vertical straightway top, during the in-service use, the working process of self-locking subassembly auto-locking is: because the auto-lock guide passes through two first spring coupling that the parallel was laid in auto-lock subassembly mounting groove, therefore, when inserting the cutter body cartridge groove from top to bottom, after the terminal surface of keeping away from handle of a knife one side of cutter body compresses tightly on the upper surface of baffle, carry out the first time and push down the cutter body, the cutter body can promote the baffle to drive the guide arm and move down, at this moment, the other end of bolt can slide from bottom to top along vertical straightway, and under the effect of blockking of first step, the other end of bolt can only continue to slide along auto-lock curve section, when the other end of bolt slides to the top indent position department of heart-shaped spout, the inclined plane of guide arm breaks away from with the long sideboard of L type cardboard, at this moment, the second spring can pop out and compress tightly on the long sideboard of L type cardboard, drive L type cardboard and take place the deflection, make the minor face of L type cardboard board knife handle of a knife dress on the terminal surface that is close to one side, the purpose that the cutter body was locked in the cutter body cartridge groove has been realized the cutter body.

3. The utility model discloses a working process of the unblock of auto-lock subassembly does: carry out the cutter body of pushing down for the second time, under the mediation effect of second step, the other end of bolt can only slide along unblock curve section, the other end that until the bolt resets to vertical straightway in, this moment, under the pulling effect of first spring, auto-lock guide upwards removes gradually, make the long curb plate that the guide arm promoted L type cardboard, it deflects to drive L type cardboard, and the shrink of extrusion second spring, the terminal surface that is close to handle of a knife one side of the minor curb plate that makes L type cardboard breaks away from mutually with the cutter body, thereby realize the purpose of follow cutter body cartridge inslot unblock with the cutter body, and is simple and convenient to operate, time saving and labor saving, but be not convenient for special crowds such as child again take out the cutter body from this kitchen knife rest easily, and high in use effect, and convenient for popularization and application.

To sum up, the utility model has the advantages of simple structure and reasonable design, through the bolt and set up the sliding fit between the heart-shaped spout on the auto-lock guide, can realize the purpose of the minor face integrated circuit board dress that drives L type cardboard on the terminal surface of the cutter body that is close to handle of a knife one side, thereby realize the purpose of cutter body locking at cutter body cartridge inslot, and simultaneously, only need push down the cutter body through twice again, just can realize the switching between cutter body locking and the cutter body unblock, and the operation is convenient, and safe and reliable, the safety in utilization of kitchen knife and kitchen knife rest has been improved.

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic view of the usage state of the present invention.

Fig. 2 is a schematic view of the connection relationship between the main body of the tool holder, the self-locking assembly and the L-shaped clamping plate.

Fig. 3 is a schematic structural view of the main body of the tool holder of the present invention.

Fig. 4 is a schematic view of the connection relationship between the main body of the tool holder, the mounting post, the plug pin and the fixing shaft of the present invention.

Fig. 5 is a schematic structural view of the self-locking guide of the present invention.

Description of the reference numerals:

1-a tool holder main body; 1-a abdicating groove; 1-2, inserting a cutter body into a groove;

1-3-self-locking assembly mounting groove; 1-4-L-shaped clamping plate mounting groove; 1-5-a guide groove;

2-a first cover plate; 3-a second cover plate; 4-1-short side plate;

4-2-long side plate; 5-1-a cutter body; 5-2-knife handle;

6-1-a substrate; 6-2-guide rod; 6-2-1-inclined plane;

6-3-baffle; 7-1-mounting shaft; 7-2-mounting posts;

7-3 — a first spring; 8, inserting a pin; 9-1-vertical straight line segment;

9-2-self-locking curve segment; 9-3-unlocking curve segment; 9-4 — first step;

9-5 — second step; 10, fixing a shaft; 11-a second spring;

12-bolt holes; 13-pin hole.

Detailed Description

As shown in figures 1 to 5, the utility model comprises a knife rest component, a first cover plate 2 and a second cover plate 3 which are respectively arranged at two sides of the knife rest component, the knife rest component comprises a knife rest main body 1, a self-locking component arranged in the knife rest main body 1 and an L-shaped clamping plate matched with the self-locking component, one side surface of the knife rest main body 1 is provided with a knife body inserting groove 1-2, a self-locking component mounting groove 1-3 communicated with the knife body inserting groove 1-2 and an L-shaped clamping plate mounting groove 1-4, the self-locking component mounting groove 1-3 is communicated with the L-shaped clamping plate mounting groove 1-4 through a guide groove 1-5, the self-locking component comprises a self-locking guide part and a bolt 8 matched with the self-locking guide part, the self-locking guide part is connected in the self-locking assembly mounting groove 1-3 through two first springs 7-3 which are arranged in parallel, the self-locking guide part comprises a base plate 6-1, a guide rod 6-2 which is connected to the top end of the base plate 6-1 and matched with the guide groove 1-5 and a baffle 6-3 which is vertically arranged on one side surface of the base plate 6-1 and positioned at the bottom end of the base plate 6-1, a heart-shaped sliding groove is formed in the other side surface of the base plate 6-1, one end of a bolt 8 is rotatably arranged on the inner wall of the self-locking assembly mounting groove 1-3, the other end of the bolt 8 is inserted in the heart-shaped sliding groove, a first step 9-4 and a second step 9-5 are arranged in the heart-shaped sliding groove, and the heart-shaped sliding groove is divided into a vertical straight line section 9-1, the locking device comprises a vertical straight line section 9-1, a self-locking curve section 9-2 and an unlocking curve section 9-3, wherein the self-locking curve section 9-2 and the unlocking curve section 9-3 are arranged at the top end of the vertical straight line section 9-1, an inclined surface 6-2-1 used for being in contact with a long side plate 4-2 of the L-shaped clamping plate is arranged at the top end of the guide rod 6-2, the long side plate 4-2 of the L-shaped clamping plate is rotatably installed in the L-shaped clamping plate installation groove 1-4, and a second spring 11 used for being tightly pressed on the long side plate 4-2 of the L-shaped clamping plate is arranged in the L-shaped clamping plate installation groove 1-4.

As shown in fig. 1 and 2, in the embodiment, a self-locking assembly is arranged inside a main body 1 of a knife rest, an L-shaped clamping plate matched with the self-locking assembly is arranged, a knife body inserting groove 1-2, a self-locking assembly mounting groove 1-3 and an L-shaped clamping plate mounting groove 1-4 are formed in one side surface of the main body 1 of the knife rest, the self-locking assembly mounting groove 1-3 and the L-shaped clamping plate mounting groove 1-4 are both positioned in the knife body inserting groove 1-2, and the self-locking assembly mounting groove 1-3 is communicated with the L-shaped clamping plate mounting groove 1-4 through a guide groove 1-5.

As shown in fig. 2, 4 and 5, in this embodiment, the self-locking assembly includes a self-locking guide and a plug pin 8, the self-locking guide includes a base plate 6-1, a guide rod 6-2 and a baffle 6-3, and the top end of the guide rod 6-2 is provided with an inclined surface 6-2-1, and by forming a heart-shaped sliding slot on the other side surface of the base plate 6-1, during actual installation, one end of the plug pin 8 is rotatably installed on the inner wall of the self-locking assembly installation groove 1-3, and the other end of the plug pin 8 is inserted into the heart-shaped sliding slot, because the heart-shaped sliding slot is internally provided with a first step 9-4 and a second step 9-5, and the first step 9-4 and the second step 9-5 divide the heart-shaped sliding slot into a vertical straight line segment 9-1, a self-locking curve segment 9-2 and an unlocking curve segment 9-3 which are arranged at the top end of the vertical straight line segment 9-1, during actual use, the self-locking operation process of the self-locking assembly is as follows: because the self-locking guide part is connected in the self-locking assembly mounting groove 1-3 through two first springs 7-3 which are arranged in parallel, when the cutter body 5-1 is inserted into the cutter body insertion groove 1-2 from top to bottom, after the end face of the side, far away from the cutter handle 5-2, of the cutter body 5-1 is tightly pressed on the upper surface of the baffle 6-3, the cutter body 5-1 is pressed downwards for the first time, the cutter body 5-1 can push the baffle 6-3 to drive the guide rod 6-2 to move downwards, at the moment, the other end of the plug pin 8 can slide from bottom to top along the vertical straight line segment 9-1, under the blocking action of the first step 9-4, the other end of the plug pin 8 can only continuously slide along the self-locking curve segment 9-2, when the other end of the plug pin 8 slides to the concave position at the top of the heart-shaped sliding groove, the inclined plane 6-2-1 of the guide rod 6-2 is separated from the long side plate 4-2 of the L-shaped clamping plate, at the moment, the second spring 11 can be popped out and tightly pressed on the long side plate 4-2 of the L-shaped clamping plate to drive the L-shaped clamping plate to deflect, so that the short side 4-1 of the cutter body is tightly pressed on the long side 4-2, and the short side of the cutter body 5, and the blade body is tightly inserted into the short side 1-2, and the knife body 5, and the knife body is locked in the target clamping plate, and the knife body 5-1-2.

The working process of unlocking the self-locking assembly is as follows: the knife body 5-1 is pressed downwards for the second time, under the dredging action of the second step 9-5, the other end of the bolt 8 can only slide along the unlocking curve section 9-3 until the other end of the bolt 8 is reset into the vertical straight line section 9-1, at the moment, under the pulling action of the first spring 7-3, the self-locking guide part gradually moves upwards, the guide rod 6-2 pushes the long side plate 4-2 of the L-shaped clamping plate to drive the L-shaped clamping plate to deflect, and the second spring 11 is extruded to shrink, so that the short side plate 4-1 of the L-shaped clamping plate is separated from the end face, close to the knife handle 5-2, of the knife body 5-1, the purpose of unlocking the knife body 5-1 from the knife body inserting groove 1-2 is achieved, the knife body unlocking device is simple and convenient to operate, time-saving and labor-saving, but is not convenient for special people such as children to take out the knife body 5 from the knife rest easily, and is high in use effect and convenient to popularize and apply.

As shown in fig. 2 and 4, in this embodiment, mounting shafts 7-1 are disposed on two sides of the top end of the base plate 6-1, mounting columns 7-2 are vertically disposed on the inner wall of the self-locking assembly mounting groove 1-3, the bottom end of the first spring 7-3 is mounted on the mounting shafts 7-1, and the top end of the first spring 7-3 is mounted on the mounting columns 7-2.

In actual use, when the cutter body 5-1 is inserted, the two first springs 7-3 can play a role in resisting pushing force, so that the cutter body 5-1 can be prevented from pushing the baffle 6-3 to collide with the cutter frame main body 1, and the service life of the self-locking assembly is prolonged; when the cutter body 5-1 is pulled out, the two first springs 7-3 can realize the reset of the self-locking guide part, and the two first springs 7-3 are symmetrically arranged on the two sides of the guide rod 6-2, so that the stability is good, and the popularization and the application are convenient.

As shown in fig. 4, in this embodiment, two side walls of the L-shaped card board mounting groove 1-4 are respectively provided with a fixing shaft 10, and two ends of the long side plate 4-2 of the L-shaped card board are respectively rotatably mounted on the two fixing shafts 10.

In actual use, the long side plate 4-2 of the L-shaped clamping plate can rotate around the two fixed shafts 10, so that the short side plate 4-1 of the L-shaped clamping plate can be driven to deflect.

In this embodiment, the number of the tool rest main bodies 1 ranges from 3 to 6, the thickness of the tool rest main body 1 ranges from 50mm to 70mm, the thickness of the first cover plate 2 ranges from 3mm to 5mm, and the thickness of the second cover plate 3 ranges from 15mm to 20mm.

As shown in fig. 2 and 4, in this embodiment, a relief groove 1-1 is formed in the other side surface of the tool holder main body 1, the plurality of tool holder main bodies 1 are positioned by pins, the first cover plate 2, the second cover plate 3, and the plurality of tool holder main bodies 1 are fixedly connected by fastening bolts, two pin holes 13 are formed in the tool holder main body 1, and a plurality of threaded holes 12 are formed in the tool holder main body 1, the first cover plate 2, and the second cover plate 3.

In actual installation, the plurality of tool rest main bodies 1 are sequentially arranged, the cutter body 5-1 can be prevented from contacting with the other side surface of the tool rest main body 1 when the cutter body 5-1 is inserted from top to bottom by arranging the abdicating groove 1-1 on the other side surface of the tool rest main body 1 and buckling the abdicating groove 1-1 with the cutter body inserting groove 1-2 to form a cavity for accommodating the cutter body 5-1, and the phenomenon that the cutter body 5-1 is damaged due to friction between the cutter body 5-1 and the other side surface of the tool rest main body 1 can be avoided.

During practical machining, the number of pins is two, and is a plurality of pinhole 13 on the knife rest main part 1 need be joined in marriage and is made processing, under the accurate positioning effect of two pins, can guarantee the lock precision between a plurality of knife rest main parts 1 and the installation precision of auto-lock subassembly in knife rest main part 1 inside.

As shown in fig. 1 and 2, in actual use, a user inserts the cutter body 5-1 into the cutter body insertion groove 1-2 from top to bottom, and by pressing down the cutter body 5-1 for the first time, the short edge plate 4-1 of the L-shaped clamping plate can be clamped on the end surface of the cutter body 5-1 close to one side of the cutter handle 5-2, and the cutter body 5-1 can be locked in the cutter body insertion groove 1-2; and the cutter body 5-1 is pressed downwards for the second time, so that the short edge plate 4-1 of the L-shaped clamping plate can be separated from the end surface of the cutter body 5-1, which is close to one side of the cutter handle 5-2, and the cutter body 5-1 can be unlocked from the cutter body insertion groove 1-2.

The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's within the scope of protection.

Claims

1. The utility model provides a kitchen knife rest with self-locking function which characterized in that: the tool rest comprises a tool rest component, a first cover plate (2) and a second cover plate (3) which are respectively arranged on two sides of the tool rest component, the tool rest component comprises a tool rest main body (1), a self-locking component arranged in the tool rest main body (1) and an L-shaped clamping plate matched with the self-locking component, a cutter body inserting groove (1-2), a self-locking component mounting groove (1-3) communicated with the cutter body inserting groove (1-2) and an L-shaped clamping plate mounting groove (1-4) are formed in one side surface of the tool rest main body (1), the self-locking component mounting groove (1-3) is communicated with the L-shaped clamping plate mounting groove (1-4) through a guide groove (1-5), the self-locking assembly comprises a self-locking guide part and a bolt (8) matched with the self-locking guide part, the self-locking guide part is connected in a self-locking assembly mounting groove (1-3) through two first springs (7-3) arranged in parallel, the self-locking guide part comprises a base plate (6-1), a guide rod (6-2) connected to the top end of the base plate (6-1) and matched with the guide groove (1-5), and a baffle (6-3) vertically arranged on one side surface of the base plate (6-1) and positioned at the bottom end of the base plate (6-1), the other side surface of the base plate (6-1) is provided with a heart-shaped sliding groove, one end of the bolt (8) is rotatably installed on the inner wall of the self-locking assembly installation groove (1-3), the other end of the bolt (8) is inserted into the heart-shaped sliding groove, a first step (9-4) and a second step (9-5) are arranged in the heart-shaped sliding groove, the heart-shaped sliding groove is divided into a vertical straight line section (9-1) and a self-locking curve section (9-2) and an unlocking curve section (9-3) which are arranged at the top end of the vertical straight line section (9-1) through the first step (9-4) and the second step (9-5), an inclined surface (6-2-1) used for being in contact with the long side plate (4-2) of the L-shaped clamping plate is arranged at the top end of the guide rod (6-2), the long side plate (4-2) of the L-shaped clamping plate is rotatably installed in the L-shaped clamping plate installation groove (1-4), and a second spring (11) used for being tightly pressed on the long side plate (4-2) of the L-shaped clamping plate is arranged in the L-shaped clamping plate installation groove (1-4).

2. The kitchen knife rest with the self-locking function according to claim 1, is characterized in that: the self-locking assembly is characterized in that mounting shafts (7-1) are arranged on two sides of the top end of the base plate (6-1), mounting columns (7-2) are vertically arranged on the inner walls of the self-locking assembly mounting grooves (1-3), the bottom ends of the first springs (7-3) are mounted on the mounting shafts (7-1), and the top ends of the first springs (7-3) are mounted on the mounting columns (7-2).

3. The kitchen knife rest with the self-locking function as recited in claim 1, is characterized in that: two side walls of the L-shaped clamping plate mounting groove (1-4) are respectively provided with a fixed shaft (10), and two ends of a long side plate (4-2) of the L-shaped clamping plate are respectively rotatably mounted on the two fixed shafts (10).

4. The kitchen knife rest with the self-locking function according to claim 1, is characterized in that: the tool rest comprises a tool rest main body (1), a first cover plate (2) and a second cover plate (3), wherein the number of the tool rest main body (1) ranges from 3 to 6, the thickness of the tool rest main body (1) ranges from 50mm to 70mm, the thickness of the first cover plate (2) ranges from 3mm to 5mm, and the thickness of the second cover plate (3) ranges from 15mm to 20mm.

5. The kitchen knife rest with the self-locking function according to claim 4, is characterized in that: the tool rest is characterized in that a abdicating groove (1-1) is formed in the other side face of the tool rest main body (1) in a plurality of numbers, the tool rest main body (1) is located through pins, the first cover plate (2) is fixedly connected with the second cover plate (3) through fastening bolts, two pin holes (13) are formed in the tool rest main body (1), and a plurality of threaded holes (12) are formed in the tool rest main body (1), the first cover plate (2) and the second cover plate (3).