CN218697543U

CN218697543U - Automatic grooving machine for inserting core

Info

Publication number: CN218697543U
Application number: CN202222773097.2U
Authority: CN
Inventors: 邱基华
Original assignee: Suzhou Sanhuan Technology Co ltd; Chaozhou Three Circle Group Co Ltd
Current assignee: Suzhou Sanhuan Technology Co ltd; Chaozhou Three Circle Group Co Ltd
Priority date: 2022-10-20
Filing date: 2022-10-20
Publication date: 2023-03-24
Anticipated expiration: 2032-10-20

Abstract

The utility model relates to an automatic groover of lock pin belongs to ceramic lock pin processing technology field. The automatic grooving machine for the insert core comprises a machine body, wherein a horizontal moving platform, a grooving mechanism, a discharging mechanism and a feeding and discharging mechanism are arranged on the machine body; the horizontal moving platform is provided with a clamping mechanism; the clamping mechanism comprises a clamping die and an ejection cylinder; the feeding and discharging mechanism comprises a feeding block, an air faucet and a sliding table assembly, wherein a through hole and a communication hole communicated with the through hole are formed in the air faucet, and the communication hole is connected with a gas inlet connector. The utility model discloses utilize opening and shutting of ejecting cylinder control centre gripping mould, utilize the gas-supply pipe to be connected the air inlet connector of mechanism of input and output with air feeder, air feeder supplies with compressed air, utilizes the air current that compressed air formed in the air cock, follows the lock pin the air cock blows off and gets into in the centre gripping mould, the air current is followed the air cock blowout, blows off the lock pin after will slotting from the centre gripping mould to realize automatic input and output.

Description

Automatic grooving machine for inserting core

Technical Field

The utility model relates to a pottery lock pin processing technology field especially relates to an automatic groover of lock pin.

Background

Ferrules are the core components of fiber optic connectors, all of which are referred to herein as ferrules. In the process of machining the ferrule, the surface of the ferrule needs to be grooved. The traditional slotting process of the inserting core is carried out by manually grinding on a clamp. The grooving machining mode is low in efficiency, the clamp is seriously abraded, the service life of the clamp is short, and the grooving precision and consistency are low. With the development of technology, various grooving machines have been developed. However, the existing grooving machine still has the defect of inconvenient operation, for example, the existing grooving machine needs to manually swing the inserting core into the clamp, and the feeding efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's weak point and provide an automatic groover of lock pin that can realize automatic feed and the ejection of compact.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an automatic slotting machine for a lock pin comprises a machine body, wherein a horizontal moving platform, a slotting mechanism, a discharging mechanism and a feeding and discharging mechanism are arranged on the machine body; the horizontal moving platform is provided with a clamping mechanism and is used for driving the clamping mechanism to do linear reciprocating motion along the horizontal direction; the clamping mechanism comprises a clamping die and an ejection cylinder, the ejection cylinder is used for controlling the opening and closing of the clamping die, and the clamping die comprises an upper pressing block and a lower pressing block; when the clamping mould is closed, a clamping hole is formed between the upper pressing block and the lower pressing block; when the clamping mould is opened, a feeding and discharging channel is formed between the upper pressing block and the lower pressing block; the feeding and discharging mechanism comprises a discharging block, an air faucet and a sliding table assembly, a through hole and a communicating hole are formed in the air faucet, one end of the through hole corresponds to the feeding and discharging channel, the other end of the through hole is connected with a discharging nozzle of the discharging mechanism through a conveying pipe, the upper end of the communicating hole is connected with a gas inlet connector, and the lower end of the communicating hole is communicated with the through hole; the grooving mechanism is used for grooving the inserting core in the clamping mould.

The utility model discloses an automatic groover of lock pin can realize automatic feed and automatic discharge. Before feeding and discharging, the clamping mould is opened by utilizing the ejection cylinder, a feeding and discharging channel is formed between the upper pressing block and the lower pressing block, the air inlet joint is connected with the air outlet end of the air supply device by utilizing an air delivery pipe, and the air supply device is used for supplying compressed air; during feeding, the inserting core output by the blanking mechanism enters the through hole of the air faucet through the material conveying pipe, compressed air is supplied to the through hole of the air faucet by the air supply device, the inserting core is blown out from the air faucet by air flow and enters the clamping die, and then feeding action of the inserting core can be completed. After feeding is finished, the upper pressing block is in close contact with the lower pressing block by using the ejection cylinder so as to clamp the ferrule, and then the grooving mechanism is used for grooving the ferrule in the clamping die; after the grooving is finished, the clamping die is opened by using the ejection cylinder, compressed air is supplied to the through hole of the air nozzle by using the air supply device, air flow is sprayed out from the air nozzle, and the inserting core in the clamping die is blown out, so that the discharging process is finished.

And the discharging nozzle of the discharging mechanism is positioned above the discharging block. During feeding, the inserting core output by the blanking mechanism slides into the through hole of the air tap along the material conveying pipe under the action of self gravity and moves to the front of the communicating hole under the action of inertia so as to blow out the inserting core along with air flow.

As the utility model discloses a preferred embodiment, business turn over material mechanism still includes the slip table subassembly, the play material piece install in on the slip table subassembly, the slip table subassembly drives the straight reciprocating motion is followed the horizontal direction to the play material piece.

Further, the slip table subassembly includes frame, servo motor, lead screw and slip table, servo motor set up in on one side of frame, the slip table set up in on the lead screw, servo motor's output with the lead screw is connected, slip table sliding connection in on the lead screw.

As a preferred embodiment of the present invention, the blanking mechanism includes a blanking vibrating hopper, an automatic direction-sensing device and a discharging nozzle, the automatic direction-sensing device is disposed in a discharging channel of the blanking vibrating hopper, and the automatic direction-sensing device is used for sensing the direction of the ferrule; the discharging nozzle is communicated with a discharging channel of the discharging vibrating hopper.

As a preferred embodiment of the present invention, the lower surface of the upper pressing block is provided with a groove; when the clamping mould is closed, the groove and the lower pressing block form a clamping hole penetrating through two sides of the clamping mould; when the clamping mould is opened, the groove and the lower pressing block form a feeding and discharging channel; the upper pressing block is provided with an empty groove, the empty groove penetrates through the upper surface of the upper pressing block, and the empty groove is communicated with the groove; the number of the grooves is not less than three, the grooves are distributed at equal intervals, and the direction in which the lower surface of the upper pressing block extends is perpendicular to the moving direction of the clamping mechanism.

Traditional centre gripping mould can only centre gripping single lock pin, compares with traditional centre gripping mould, the utility model discloses the lower surface at last briquetting has set up a plurality of recesses, makes things convenient for a plurality of lock pins of centre gripping mould centre gripping, is favorable to having improved fluting efficiency greatly.

As the utility model discloses a preferred embodiment, ejection cylinder's quantity is two, two ejection cylinder symmetries set up in the both sides of briquetting down, ejection cylinder's piston rod and last briquetting fixed connection.

As the utility model discloses a preferred embodiment, fixture still includes the fastener, be provided with the arc wall on the fastener, the lower part of centre gripping mould is provided with the fixed column, be provided with the screw hole on the fixed column, the centre gripping mould install in on horizontal migration platform's the mount pad, be provided with the screw hole on horizontal migration platform's the mount pad, the fastener with the fixed column of briquetting passes through bolt fixed connection down, the fastener pass through the bolt with mount pad fixed connection.

The utility model discloses in, the quantity of fastener is two, two fastener symmetries set up in the both sides of centre gripping mould make the centre gripping mould more firm with being connected of mount pad.

As the utility model discloses a preferred embodiment, fixture still includes oblique cutting block, oblique cutting block is located the centre gripping mould with between the mount pad, the lower surface of oblique cutting block is parallel with the horizontal plane, the upper surface of oblique cutting block with the centre gripping mould contact, be 0 ~ 45 contained angle between the upper surface of oblique cutting block and the horizontal plane.

The utility model discloses in, set up oblique stripping and slicing between centre gripping mould and mount pad, make centre gripping mould personally submit 0 ~ 45 contained angles with the level. In the in-service use process, can adjust the contained angle between centre gripping mould and the horizontal plane through changing different eager piece to realize the change of groover cutting angle.

As the preferred embodiment of the present invention, the automatic grooving machine for ferrule further comprises a material receiving box, the clamping mechanism is located between the material receiving box and the material feeding and discharging mechanism, and the opening of the material receiving box is located below the clamping hole. After the grooving is finished, the inserting core in the clamping die is blown out and then falls into the material collecting box, so that the grooved inserting core is convenient to collect and convenient to use.

As the utility model discloses a preferred embodiment, slotting mechanism includes emery wheel and vertical lift platform, the vertical lift platform is used for driving the emery wheel is at the direction of vertical horizontal plane up-and-down motion, the fluting blade of emery wheel with the dead slot of centre gripping mould corresponds.

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

the utility model utilizes the ejection cylinder to control the opening and closing of the clamping mould, utilizes the gas pipe to connect the gas inlet joint of the feeding and discharging mechanism with the gas supply device, the gas supply device supplies compressed air, and the compressed air forms airflow in the gas nozzle; the utility model utilizes the air flow to blow out the inserting core from the air tap and enter the clamping mould, thereby realizing automatic feeding; the utility model discloses can also utilize the air current from the air cock blowout, blow off the lock pin material after the fluting from the centre gripping mould to realize automatic discharging.

Drawings

Fig. 1 is a perspective view of an automatic insert core grooving machine provided by the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a left side view of the automatic ferrule grooving machine provided by the present invention;

fig. 4 is a front view of the automatic ferrule grooving machine provided by the present invention;

FIG. 5 is a partial enlarged view of portion B of FIG. 4;

fig. 6 is the utility model provides a lock pin mechanism of input/output material's local cut-away view.

In the figure, 1-machine body, 2-blanking mechanism, 21-blanking vibrating hopper, 22-discharging nozzle, 3-clamping mechanism, 31-clamping die, 311-upper pressing block, 312-lower pressing block, 313-groove, 314-empty groove, 32-ejection cylinder, 33-fastener, 34-oblique cutting block, 4-grooving mechanism, 41-grinding wheel, 42-vertical lifting platform, 5-feeding and discharging mechanism, 51-discharging block, 511-thimble cylinder, 512-air inlet joint, 52-air nozzle, 521-through hole, 522-communicating hole, 53-sliding table component, 531-machine frame, 532-servo motor, 533-sliding table, 6-horizontal moving platform and 7-material collecting box.

Detailed Description

To better illustrate the objects, aspects and advantages of the present invention, the present invention will be further described with reference to the following embodiments.

Non-limiting and non-exclusive embodiments will be described with reference to the accompanying drawings, wherein like reference numerals refer to like parts, unless otherwise specified.

Referring to fig. 1 to 6, the present embodiment provides an automatic grooving machine for ferrules. The automatic slotting machine for the inserting core comprises a machine body 1, wherein a horizontal moving platform 6, a slotting mechanism 4, a blanking mechanism 2 and a feeding and discharging mechanism 5 are arranged on the machine body 1; the horizontal moving platform 6 is provided with a clamping mechanism 3.

In this embodiment, the horizontal moving platform 6 is used to drive the clamping mechanism 3 to reciprocate linearly along the horizontal direction.

In this embodiment, the blanking mechanism 2 includes a blanking vibrating hopper 21, an automatic direction-sensing device and a discharging nozzle 22, the automatic direction-sensing device is disposed in an outlet channel of the blanking vibrating hopper 21, and the automatic direction-sensing device is used for sensing the direction of the inserting core; the discharging nozzle 22 is communicated with an outlet material channel of the discharging vibrating hopper 21.

The automatic direction-finding device of the present embodiment is an existing device, and those skilled in the art can select a commercially available automatic direction-finding device as needed.

In this embodiment, the clamping mechanism 3 includes a clamping mold 31 and an ejecting cylinder 32, the ejecting cylinder 32 is used for controlling the opening and closing of the clamping mold 31, the clamping mold 31 includes an upper pressing block 311 and a lower pressing block 312, a groove 313 is provided on a lower surface of the upper pressing block 311, and a direction in which the groove 313 extends on the lower surface of the upper pressing block 311 is perpendicular to a linear movement direction of the clamping mechanism 3; when the clamping die 31 is in a closed state, the upper pressing block 311 is in close contact with the lower pressing block 312, the groove 313 and the lower pressing block 312 form a clamping hole, and the clamping hole penetrates through two sides of the clamping die 31; when the clamping module 31 is in an open state, the groove 313 and the lower pressing block 312 form a feeding and discharging channel, the upper pressing block 311 is provided with an empty groove 314, the empty groove 314 penetrates through the upper surface of the upper pressing block 311, and the empty groove 314 is communicated with the groove 313. The number of the grooves 313 is not less than three, and the grooves 313 are distributed at equal intervals.

Two ejection cylinders 32 are symmetrically arranged on two sides of the lower pressing block 312, and a piston rod of each ejection cylinder 32 is fixedly connected with the upper pressing block 311. When the piston rod of the ejection cylinder 32 is in a retracted state, the upper pressing block 311 is in close contact with the lower pressing block 312 and forms a clamping hole; the piston rod of the ejection cylinder 32 moves upward to drive the upper pressing block 311 to move upward, the clamping die 31 is opened, and a feeding and discharging channel is formed between the upper pressing block 311 and the lower pressing block 312.

Fixture 3 still includes fastener 33, is provided with the arc wall on the fastener 33, and the lower part of centre gripping mould 31 is provided with the fixed column, is provided with the screw hole on the fixed column, and centre gripping mould 31 is installed on horizontal migration platform 6's mount pad, is provided with the screw hole on horizontal migration platform 6's the mount pad, and fastener 33 passes through bolt fixed connection with the fixed column of lower briquetting 312, and fastener 33 passes through bolt and mount pad fixed connection.

The clamping mechanism 3 further comprises an oblique cutting block 34, the oblique cutting block 34 is located between the clamping die 31 and the mounting seat, the upper surface of the oblique cutting block 34 is in contact with the clamping die 31, the lower surface of the oblique cutting block 34 is parallel to the horizontal plane, and an included angle of 0-45 degrees is formed between the upper surface of the oblique cutting block 34 and the horizontal plane.

In the embodiment, the oblique cutting block 34 is arranged between the clamping die 31 and the mounting seat, and different oblique cutting blocks 34 are replaced before grooving, so that the inserting core in the clamping die 31 is inclined at different angles relative to the horizontal plane, and the cutting angle of the grooving machine is changed.

In this embodiment, the grooving mechanism 4 includes a grinding wheel 41 and a vertical lifting platform 42, the vertical lifting platform 42 is used for driving the grinding wheel 41 to reciprocate in a direction vertical to the horizontal plane, and the grooving blade of the grinding wheel 41 corresponds to the empty groove 314 of the clamping mold 31. During slotting, the vertical lifting platform 42 drives the grinding wheel 41 to move downwards, so that a slotting blade of the grinding wheel 41 extends into the empty groove 314 of the clamping die 31, and slotting is performed on the insert.

In this embodiment, the feeding and discharging mechanism 5 includes a discharging block 51, an air faucet 52 and a sliding table assembly 53, the discharging block 51 is provided with a thimble cylinder 511 and an air inlet joint 512, the air inlet joint 512 is connected to an air outlet end of an air supply device through an air pipe, one end of the air faucet 52 is installed in the discharging block 51, the other end of the air faucet 52 is exposed outside the discharging block 51, the air faucet 52 is provided with a through hole 521, a communication hole 522 and a containing hole, the through hole 521 penetrates through two sides of the air faucet 52, one end of the through hole 521 is communicated with the discharging nozzle 22 of the discharging mechanism 2 through a material conveying pipe, the other end of the through hole 521 corresponds to a feeding and discharging channel of the clamping mold 31, the communication hole 522 is obliquely arranged and is communicated with the air inlet joint 512, the upper end of the communication hole 522 is inclined in a direction away from the discharging structure 2, the containing hole is perpendicular to the through hole 521, and the containing hole is matched with a piston rod of the thimble cylinder 511.

The discharging nozzle 22 of the blanking mechanism 2 is positioned above the discharging block 51. During feeding, the insert core output by the blanking mechanism 2 slides into the discharging block 51 of the feeding and discharging mechanism 5 along the feeding pipe under the action of self gravity.

The feeding and discharging mechanism 5 further comprises a sliding table assembly 53, and the sliding table assembly 53 drives the feeding block 51 to make a linear reciprocating motion along the horizontal direction.

The sliding table assembly 53 comprises a frame 531, a servo motor 532, a screw rod and a sliding table 533, wherein the servo motor 532 is arranged on one side of the frame 531, the sliding table is arranged on the screw rod, an output end of the servo motor is connected with the screw rod, and the sliding table 533 is connected to the screw rod 533 in a sliding manner.

In this embodiment, the automatic grooving machine for ferrules further comprises a material receiving box 7, the clamping mechanism 3 is located between the material receiving box 7 and the feeding and discharging mechanism 5, and the opening of the material receiving box 7 is located below the clamping hole.

In this embodiment, the operation flow of the automatic ferrule grooving machine is as follows:

when the holding mold 31 is in an open state, the material discharging block 51 is driven by the sliding table assembly 53 to move in the horizontal direction, so that the through holes 521 of the air nozzles 52 are aligned with the material charging and discharging channel of the holding mold 31; the blanking mechanism 2 outputs the disordered inserting cores orderly through the discharging nozzle 22 according to the required direction; the output insertion core enters the material conveying pipe, slides into the through hole 521 of the air nozzle 52 along the material conveying pipe by using the self gravity, continues to move to the front of the communication hole 522 in the through hole 521 due to inertia, compressed air output by the air supply device enters the through hole 521 through the connector 512 and the communication hole 522, and the insertion core is blown out of the air nozzle 52 by the compressed air and enters a material inlet and outlet channel of the clamping die 31. When the feeding is required to be stopped, the piston rod of the thimble cylinder 511 can prop against the insertion core or block the through hole 521, when the feeding is required to be restarted, the piston rod of the thimble cylinder 511 retracts, and the previous insertion core moves to the front of the communication hole 522 under the impact of the next insertion core; therefore, the utility model discloses can control the ejection of compact quantity and the ejection of compact speed of lock pin through thimble cylinder 511.

After feeding is finished, the piston rod of the ejection cylinder 32 retracts, and the clamping die 31 clamps the ferrule; the grinding wheel 41 is driven by the vertical lifting platform 42 to move downwards, so that the grooving blade of the grinding wheel 41 extends into the empty groove 314 of the clamping die 31, the grinding wheel 41 starts to perform a grooving action, and the horizontal moving platform 6 drives the clamping die 31 to reciprocate in the horizontal direction, so that the grinding wheel 41 can groove a plurality of ferrules in the clamping die 31.

After slotting is finished, the vertical lifting platform 42 is used for driving the grinding wheel 41 to move upwards, so that a slotting blade of the grinding wheel 41 is far away from the clamping die 31, the sliding table assembly 53 is used for driving the discharging block 51 to move in the horizontal direction, the air nozzles 52 on the discharging block 51 are aligned to the grooves 313 (namely, the slotted core inserts) of the clamping die 31, the upper pressing block 311 moves upwards under the action of the ejection air cylinders 32, the clamping die 31 is opened, air is supplied by the air supply device, air flow is blown to the clamping die 31 through the air nozzles 52, and the slotted core inserts are blown out and then fall into the material receiving box 7.

The utility model provides an automatic groover of lock pin passes through fixture 3 and the cooperation of business turn over material mechanism 5, realizes the function of automatic feed and automatic discharging, the utility model discloses a horizontal migration platform 6, fixture 3 and the cooperation of groover 4 realize automatic grooved function.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "outer", "inner", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed" and "connected" are to be construed broadly and may include, for example, a fixed connection, a removable connection, or an integral part. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. An automatic grooving machine for a ferrule is characterized by comprising a machine body, wherein a horizontal moving platform, a grooving mechanism, a blanking mechanism and a feeding and discharging mechanism are arranged on the machine body; the horizontal moving platform is provided with a clamping mechanism and is used for driving the clamping mechanism to do linear reciprocating motion along the horizontal direction; the clamping mechanism comprises a clamping die and an ejection cylinder, the ejection cylinder is used for controlling the opening and closing of the clamping die, and the clamping die comprises an upper pressing block and a lower pressing block; when the clamping mould is closed, the upper pressing block and the lower pressing block are combined to form a clamping hole; when the clamping mould is opened, the upper pressing block and the lower pressing block are opened to form a feeding and discharging channel; the feeding and discharging mechanism comprises a discharging block, an air faucet and a sliding table assembly, a through hole and a communicating hole are formed in the air faucet, one end of the through hole corresponds to the feeding and discharging channel, the other end of the through hole is connected with the discharging nozzle of the discharging mechanism through a conveying pipe, the upper end of the communicating hole is connected with a gas inlet connector, and the lower end of the communicating hole is communicated with the through hole; the grooving mechanism is used for grooving the inserting core in the clamping mould.

2. The automatic ferrule grooving machine according to claim 1, wherein the feeding and discharging mechanism further comprises a slide table assembly, the material discharging block is mounted on the slide table assembly, and the slide table assembly drives the material discharging block to perform linear reciprocating motion along a horizontal direction.

3. The automatic ferrule grooving machine according to claim 2, wherein the sliding table assembly comprises a frame, a servo motor, a screw rod and a sliding table, the servo motor is arranged on one side of the frame, the sliding table is arranged on the screw rod, an output end of the servo motor is connected with one end of the screw rod, and the sliding table is connected to the screw rod in a sliding manner.

4. The automatic slotting machine for ferrules according to claim 1, wherein the blanking mechanism comprises a blanking vibrating hopper, an automatic direction-sensing device and a discharging nozzle, the automatic direction-sensing device is arranged in a discharging channel of the blanking vibrating hopper, and the automatic direction-sensing device is used for sensing the direction of ferrules; the discharging nozzle is communicated with a discharging channel of the discharging vibration hopper.

5. The automatic ferrule grooving machine according to claim 1, wherein a lower surface of the upper pressing block is provided with a groove; when the clamping mould is closed, the groove and the lower pressing block form a clamping hole penetrating through two sides of the clamping mould; when the clamping mould is opened, the groove and the lower pressing block form a feeding and discharging channel; the upper pressing block is provided with an empty groove, the empty groove penetrates through the upper surface of the upper pressing block, and the empty groove is communicated with the groove; the number of the grooves is not less than three, the grooves are distributed at equal intervals, and the direction in which the lower surface of the upper pressing block extends is perpendicular to the moving direction of the clamping mechanism.

6. The automatic groove cutting machine for ferrules according to claim 1, wherein the number of the ejection cylinders is two, the ejection cylinders are symmetrically arranged on two sides of the lower pressing block, and piston rods of the ejection cylinders are fixedly connected with the upper pressing block.

7. The automatic ferrule grooving machine according to claim 1, wherein the clamping mechanism further comprises a fastener, an arc-shaped groove is formed in the fastener, a fixing column is arranged on a lower portion of the clamping die, a threaded hole is formed in the fixing column, the clamping die is mounted on the mounting seat of the horizontal moving platform, a threaded hole is formed in the mounting seat of the horizontal moving platform, the fastener is fixedly connected with the fixing column of the lower pressing block through a bolt, and the fastener is fixedly connected with the mounting seat through a bolt.

8. The automated ferrule slotter of claim 7, wherein the clamping mechanism further comprises a bevel cut block located between the clamping die and the mount.

9. The automatic ferrule grooving machine of claim 1, further comprising a receiving magazine, wherein the clamping mechanism is located between the receiving magazine and the feeding and discharging mechanism, and wherein the opening of the receiving magazine is located below the clamping hole.

10. The automatic ferrule grooving machine according to claim 1, wherein the grooving mechanism comprises a grinding wheel and a vertical lifting platform, the vertical lifting platform is used for driving the grinding wheel to reciprocate in a direction vertical to a horizontal plane, and a grooving blade of the grinding wheel corresponds to the empty groove of the clamping die.