CN114147632A

CN114147632A - Clamp unit for non-porous blade, clamp and using method

Info

Publication number: CN114147632A
Application number: CN202111520405.4A
Authority: CN
Inventors: 刘天; 储永代; 赵丽丽; 王云志; 王羽中
Original assignee: Zhuzhou Cemented Carbide Cutting Tools Co Ltd
Current assignee: Zhuzhou Cemented Carbide Cutting Tools Co Ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-03-08
Anticipated expiration: 2041-12-14
Also published as: CN114147632B

Abstract

The invention discloses a clamp unit for a non-porous blade, a clamp and a using method. The anchor clamps unit is through changing the interval between two limiting plate unit sword grooves of relative position adjustment between bar hole and the retaining member, can adjust the clamping according to the actual length of sclausura blade, can adorn the sclausura blade of pressing from both sides a plurality of different length specifications, the commonality is strong, install the anchor clamps unit of sclausura blade and carry out surface treatment on anchor clamps in batches, when having taken into account coating treatment and other surface treatment processes and changeing the material fast during the use, sclausura blade rake face does not have the shelter from when having guaranteed the coating, sclausura blade coating effect has been promoted.

Description

Clamp unit for non-porous blade, clamp and using method

Technical Field

The invention relates to the field of metal cutting tools, in particular to a clamp unit for a non-porous blade, a clamp and a using method.

Background

In order to improve the cutting performance of the blade product, the blade is subjected to technical means such as cutting edge treatment, surface treatment, coating treatment, surface treatment after coating and the like, wherein cleaning processes are selected among the working procedures according to needs. In the prior art, special fixtures are selected for cutting edge treatment, surface treatment, cleaning and coating of a non-porous blade.

The invention patent application CN112757160A discloses a blade locking unit and a blade clamping fixture, on one hand, the fixture can only be used as a special fixture according to the length of a non-porous blade, the stock of fixtures with different specifications is increased according to the requirement of non-porous blades with different lengths, the stock and the cost of the fixture are increased, the universality is poor, on the other hand, when the fixture is used for coating the non-porous blade, the front cutter face of the non-porous blade is shielded, and inevitable coating marks are left on the front cutter face (namely the upper surface of the blade) of the non-porous blade after coating, so that the appearance of a product and the quality of the coating are reduced.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a clamp unit for a non-porous blade, a clamp and a using method, wherein the clamp unit has good universality, a simple structure and convenience in assembly and disassembly.

In order to solve the technical problems, the invention adopts the following technical scheme:

the utility model provides an aporate is anchor clamps unit for blade, includes the base body, follows base body length direction top interval arrangement has a plurality of blade groove groups, the blade groove group includes the sword groove of two relative settings, and aporate blade of installation in every blade groove group, anchor clamps unit still includes retaining member and limiting plate, the limiting plate comprises two limiting plate units, the limiting plate unit includes spacing portion and the installation department that is located spacing portion both ends, the sword groove is located spacing portion, two the blade groove group is constituteed to the sword groove one-to-one of limiting plate unit, be equipped with the bar hole along base body width direction on the installation department, the retaining member inserts the downthehole limiting plate and base body locking connection with the bar that locates two limiting plate units in the bar in proper order.

As a further improvement of the above technical solution:

the installation department of any limiting plate unit in the limiting plate is equipped with the step face, the bar hole is located the step face, the thickness of step face is H1, the thickness of installation department is H2, satisfies 2H1= H2.

The upper surfaces of the two end parts of the base body are provided with first center holes for mounting locking parts.

The fixture unit further comprises a locking nut, second counter bores are formed in the lower surfaces of the two end portions of the base body and communicated with the first center hole, the radius of each second counter bore is larger than that of the corresponding first center hole, and the locking nut is located in each second counter bore and matched with the locking piece.

The clamp unit comprises a pressing component, bosses are arranged at two ends of the base body respectively, the bosses are arranged oppositely, the pressing component is matched with the two bosses and is used for pressing the non-porous blade in the cutter groove, the pressing component comprises a pressing rod body and a spring, the spring is arranged at one end of the pressing rod body, the bosses are provided with pressing rod counter sinking holes, and two ends of the pressing rod body are inserted into the pressing rod counter sinking holes respectively.

The length of the pressing rod body is L4, the length of the spring when the spring is compressed is L6, the length of a pressing rod counter sinking platform hole for placing the spring is L1, and the nearest distance between the two bosses is L3, so that the requirements are met: l4+ L6 < L1+ L3.

The length of a pressing rod sinking platform hole where the spring is not placed is set to be L2, the length of the spring when the spring is relaxed is set to be L5, and the following requirements are met: l4+ L5 > L1+ L2+ L3.

Satisfies the following conditions: l4 > L2+ L3.

The clamp unit comprises a magnetic part, a magnet sink table hole is formed in the lower surface of the base body, a magnetic part is arranged in the magnet sink table hole, and the magnetic part is used for magnetically adsorbing the hole-free blade.

And if the width of the magnet sinking platform hole is B1, the length of the non-hole blade is L8, and the distance between two cutter grooves in the cutter groove group is L7, the following requirements are met: l7 & gtL 8 & gtB 1, L7-L8 & lt L8-B1.

The magnetic part comprises a magnet and supports positioned at two ends of the magnet, the height of the magnet relative to the supports is H3, the distance between the bottom surface of the magnet counter sink hole and the upper surface of the base body is H4, and H2 & gtH 3-H4 & gt0 is satisfied.

The depth of the magnet sinking platform hole is H6, the height of the support body is H5, and H5-H6 is more than 0.

As a general inventive concept, the present invention also provides a jig for a holeless blade, comprising a tray having a frame structure and the above-mentioned jig unit for a holeless blade, wherein both ends of a base body of the jig unit are mounted on the tray.

As a general inventive concept, the present invention also provides a jig for a holeless blade, including a jig base including a mandrel, and the aforementioned jig unit for a holeless blade, which is mounted on the mandrel.

As a general inventive concept, the present invention also provides a method of using a jig unit for a holeless blade, comprising the steps of:

when the non-porous blade needs to be subjected to sand blasting cleaning, adjusting the distance between the cutter grooves of the two limiting plate units of the clamp unit, putting the non-porous blade into the cutter grooves, locking the limiting plate units, and respectively inserting the two ends of the rod body of the compression bar into the holes of the compression bar sinking platform to compress the non-porous blade;

when the nonporous blade needs to be coated, the distance between the cutter grooves of the two limiting plate units of the clamp unit is adjusted, the nonporous blade is placed in the cutter groove, the limiting plate units are locked, and the magnetic part is placed in the hole of the magnet sinking platform to magnetically adsorb the nonporous blade.

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

according to the clamp unit for the imperforate blade, the distance between the cutter grooves of the two limiting plate units is adjusted by changing the relative position between the strip-shaped hole and the locking piece, clamping can be adjusted according to the actual length of the imperforate blade, a plurality of imperforate blades with different length specifications can be clamped, universality is strong, assembly and disassembly are convenient, the inventory and cost of the clamp unit are reduced, and the clamp unit has the advantages of simple structure, few components, low manufacturing difficulty, high surface treatment efficiency and good coating effect.

According to the fixture, the nonporous blade is fixed by the magnetic part or the pressing assembly according to whether the nonporous blade needs coating treatment or non-coating treatment, the nonporous blade can be fixed on the fixture by the fixture unit, and then the plurality of fixture units are placed together according to the equipment condition, so that the nonporous blade can be placed on cleaning, cutting edge treatment, surface treatment and coating equipment for use, and can repeatedly enter the cleaning, surface treatment and coating equipment for material transferring treatment, the loading and unloading times of the fixture are reduced while the utilization rate of the equipment is not reduced, and the production efficiency of the nonporous blade is greatly improved.

The use method of the clamp unit for the nonporous blade ensures that the front cutter face of the nonporous blade is not shielded during coating while considering the coating treatment and other surface treatment procedures for fast material transfer, and improves the coating effect of the nonporous blade.

Drawings

Fig. 1 is a schematic view of the structure of a gripper unit of the present invention.

Figure 2 is a side view of the clamp unit of the present invention in use.

Fig. 3 is a partially enlarged view of a portion a in fig. 1.

Fig. 4 is a schematic view showing a state in which the jig unit of the present invention is used when the non-porous blade is blast-cleaned.

Fig. 5 is a partially enlarged view at B in fig. 4.

Fig. 6 is a schematic view of a clamp unit of the present invention in use for coating a non-porous blade.

Fig. 7 is a partially enlarged view at C in fig. 6.

Fig. 8 is a plan view of the assembled position limiting plate unit of the present invention.

Fig. 9 is a schematic perspective view of the base body of the present invention.

Fig. 10 is a perspective view (another perspective) of the base body of the present invention.

Fig. 11 is a schematic structural view of a stopper plate unit of the present invention.

Fig. 12 is a schematic view of a non-porous blade configuration of the present invention.

FIG. 13 is a schematic view of a magnetic portion according to another embodiment of the present invention.

Fig. 14 is a schematic view of the jig used in blast cleaning of a non-porous blade according to the present invention.

FIG. 15 is a schematic view of a fixture in use for coating a non-porous insert in accordance with the present invention.

The reference numerals in the figures denote:

4. a base; 41. a base body; 411. a boss; 4111. a compression bar sinking platform hole; 4112. a boss through hole; 4131. a second counterbore; 4132. a magnet sink table hole; 4141. a first central aperture; 412. a circulation tank; 413. a lower surface; 414. an upper surface; 416. an end face; 4161. scale lines; 4162. an identifier; 42. a position limiting plate unit; 421. an installation part; 4211. a step surface; 4212. a strip-shaped hole; 422. a limiting part; 4222. a cutter groove; 43. a locking member; 44. locking the nut; 5. a compression assembly; 51. a rod body of a compression rod; 52. a spring; 6. a magnetic part; 61. a magnet; 611. a magnetic part top surface; 612. a magnetic part sinking table top; 613. a magnetic part bottom surface; 62. a support body; 7. a non-porous blade; 71. a blade bottom surface; 72. a blade top surface; 8. a tray; 9. and (3) a mandrel.

Detailed Description

The invention will be described in further detail below with reference to the drawings and specific examples. Unless otherwise specified, the instruments or materials employed in the present invention are commercially available.

Example 1:

as shown in fig. 1 to 12, the hole-free blade fixture unit of this embodiment, including base body 41, a plurality of blade groove sets are arranged along base body 41 length direction top interval, a blade groove set includes two blade grooves 4222 that set up relatively, install a hole-free blade 7 in every blade groove set, the fixture unit further includes retaining member 43 and limiting plate, the limiting plate comprises two limiting plate units 42, limiting plate unit 42 includes spacing portion 422 and installation portion 421 that is located spacing portion 422 both ends, blade groove 4222 is located spacing portion 422, the blade groove set is formed to the blade grooves 4222 one-to-one of two limiting plate units 42, be equipped with bar hole 4212 along base body 41 width direction on installation portion 421, retaining member 43 inserts in proper order and locates in the bar hole 4212 of two limiting plate units 42 and is connected limiting plate and base body 41 locking. In the invention, the distance between the two cutter grooves 4222 of the limiting plate unit is adjusted by changing the relative position between the strip-shaped hole 4212 and the locking piece 43, the clamping can be adjusted according to the actual length of the non-porous blade 7, a plurality of non-porous blades 7 with different length specifications can be clamped, the universality is strong, and the inventory and the cost of the clamp unit are reduced.

As shown in fig. 11 (fig. 11 a is a plan view of the stopper plate unit 42, and fig. 11 b is a side view of the stopper plate unit 42), the attachment portion 421 of any one of the stopper plate units 42 is provided with a step surface 4211, the elongated hole 4212 is located on the step surface 4211, the step surface 4211 has a thickness of H1, and the attachment portion 421 has a thickness of H2, and satisfies 2H1= H2. In this embodiment, the mounting portions 421 of the two limiting plate units 42 are vertically stacked, and the limiting portions 422 of the two limiting plate units 42 are oppositely disposed.

In this embodiment, the bar-shaped hole 4212 is a waist-shaped hole, and the locking member 43 is a screw.

As shown in fig. 9 and 10, the upper surfaces of both end portions of the base body 41 are opened with first center holes 4141 for mounting the locking members 43.

The clamp unit further comprises a locking nut 44, the lower surfaces of the two end portions of the base body 41 are provided with second counter bores 4131, the second counter bores 4131 are communicated with the first central hole 4141, the radius of the second counter bores 4131 is larger than that of the first central hole 4141, and the locking nut 44 is located in the second counter bores 4131 and matched with the locking member 43. In this embodiment, the base body 41, the limiting plate, the locking member 43, and the lock nut 44 constitute the base 4.

As shown in fig. 5 to 7, the end face 416 of the base body 41 is provided with scale lines 4161 for adjusting the position of the position-limiting plate unit 42, the middle part of the end face 416 is provided with an identifier 4162 for identification, the identifier 4162 of the present invention is 26-16-1, that is, the holder unit 1 can be used for clamping products with the length L8 of the holeless blade 7 ranging from 16mm to 26mm, the distance between the scale lines 4161 of the end face 416 is 1mm, and when the distance between the knife grooves 4222 of the two position-limiting plate units 42 is adjusted, the position of the position-limiting plate unit 42 on the base body 41 relative to the scale lines 4161 is symmetrically adjusted by taking the scale lines 4161 of the end face 416 as a reference. The scale lines 4161 assist the adjustment of the position limiting plate unit 42, and improve the spacing and symmetry precision between the cutter grooves 4222 of the position limiting plate unit 42, so that the coating trace at the bottom of the non-porous blade 7 is more symmetrical and more beautiful.

As shown in fig. 1, 4, and 5, the clamping unit includes a pressing component 5, two ends of the base body 41 are respectively provided with a boss 411, the two bosses 411 are disposed oppositely, the pressing component 5 is matched with the two bosses 411 and used for pressing the non-porous blade 7 in the knife slot 4222, the pressing component 5 includes a pressing rod body 51 and a spring 52, the spring 52 is disposed at one end of the pressing rod body 51, the boss 411 is provided with a pressing rod counter bore 4111, and two ends of the pressing component 5 are respectively inserted in the pressing rod counter bore 4111. In this implementation, boss 411 still sets up the boss through-hole 4112 that is linked together with depression bar heavy platform hole 4111, and boss through-hole 4112's radius is less than depression bar heavy platform hole 4111, and boss through-hole 4112 has increased the mobility of washing liquid when the sandblast is washd, has avoided hiding the risk of fine sand. The compressing assembly 5 of the embodiment is more convenient to disassemble compared with the compressing assembly in the prior art.

Let the length of the pressure lever body 51 be L4, the length when the spring 52 compresses tightly be L6, the length of the pressure lever counter bore 4111 for placing the spring 52 be L1, the nearest distance of the two bosses 411 be L3, satisfy: l4+ L6 < L1+ L3 ensures that the hold-down assembly 5 can be inserted into the strut counterbore 4111 without tilting (coaxial without tilting) relative to the strut counterbore 4111. When the pressing assembly 5 works, the pressing assembly 5 is not stressed in the axial direction of the pressing rod body 51 during sand blasting and cleaning, and the spring 52 is in a compressed state, so that the pressing assembly 5 cannot move in the axial direction.

Let the length of the pressing rod counter bore 4111 without the spring 52 be L2, let the length of the spring 52 when relaxed be L5, satisfy: l4+ L5 is greater than L1+ L2+ L3, and the spring 52 is in a compressed state after the pressing component 5 is inserted into the pressing rod sinking platform hole 4111; in this embodiment, the thickness of the boss 411 on which the spring 52 is placed is larger than the thickness of the boss 411 on which the spring 52 is not placed.

In this embodiment, the following are satisfied: l4 > L2+ L3, guarantee to compress tightly subassembly 5 during operation, the depression bar body of rod 51 both ends are in depression bar platform hole 4111 respectively, guarantee to compress tightly subassembly 51 during sandblast, washing along the radial atress of depression bar body of rod 51 hard support, guaranteed to compress tightly the job stabilization nature of subassembly 5 (the arrow in figure 4 shows the main impact force direction during sandblast, washing).

As shown in fig. 12 (a) is a front view of the imperforate blade 7 and fig. 12 (a) is a side view of the imperforate blade 7), the imperforate blade 7 includes a blade top surface 72 and a blade bottom surface 71.

As shown in fig. 1, 6, 7, and 13 (the direction indicated by the arrow in fig. 6 is the spraying direction during the coating process), the jig unit includes a magnetic portion 6, a circulation groove 412 is formed between the two bosses 411 on the upper surface of the base body 41, a magnet countertop hole 4132 is formed on the lower surface of the base body 41, the magnet countertop hole 4132 is communicated with the circulation groove 412, the magnetic portion 6 is disposed in the magnet countertop hole 4132, and the magnetic portion 6 is used for magnetically adsorbing the non-porous blade 7. In this embodiment, the magnetic portion 6 contacts the insert bottom surface 71 of the holeless insert 7, and prevents the holeless insert 7 mounted in the pocket 4222 from falling.

In this embodiment, it is assumed that the width of the magnet platform hole 4132 is B1, the length of the non-porous blade 7 is L8, and the distance between two knife grooves 4222 in the knife groove group is L7, so as to satisfy: l7 is more than L8 is more than B1, L7-L8 is more than L8-B1, the non-porous blade 7 is effectively installed in the cutter groove 4222, preferably, the size range is more than or equal to 16mm and less than or equal to L8 and less than or equal to 26mm, the size range comprises the size of the most part of the non-porous blade 7, and the utilization rate of the clamp unit and the use efficiency of sand blasting and coating equipment are both considered.

As shown in fig. 13, the magnetic part 6 includes a magnet 61 and a support 62 at both ends of the magnet 61, the thickness of the magnet 61 is greater than that of the support 62, the top surface of the magnet 61 is used as a magnetic part top surface 611, the top surface of the support magnet 61 is used as a magnetic part sunken table surface 612, the bottom surface of the magnetized body 61 is used as a magnetic part bottom surface 613, the magnetic part sunken table surface 612 is attached to the bottom surface of the magnet sunken table hole 4132, the top surface of the magnetic part top surface 611 is higher than the upper surface 414 of the base body 41, the height of the magnetic part top surface 611 relative to the magnetic part sunken table surface 612 is H3, the distance between the bottom surface of the magnet sunken table hole 4132 and the upper surface 414 of the base body 41 is H4 (H4 is the thickness of the flow groove 412), H2 & gt H3-H4 & gt 0 is satisfied, the blade bottom surface 71 of the non-porous blade 7 acts on the magnetic part top surface 611, the position accuracy when the non-porous blade 7 is coated is ensured, and the effect that the blade top surface 72 of the non-porous blade 7 is not shielded is achieved. Preferably, H3-H4=0.2 mm.

In this embodiment, the magnet 61 and the support 62 are both magnetic and separately formed, and in other embodiments, the magnet 61 and the support 62 are integrally formed as a magnetic unit (as shown in fig. 13), the magnet 61 is located in the flow channel 412, and the support 62 is located in the magnet platform hole 4132.

The bottom surface 613 of the magnetic part is higher than the bottom surface 413 of the base body 41, the depth of the magnet sinker hole 4132 is set to H6, and the height of the support 62 is set to H5 (i.e., the height of the magnetic part sinker face 612 relative to the bottom surface 613 of the magnetic part), so that H5-H6 > 0 is satisfied. Preferably, H5-H6=0.5mm, and when the holeless blade 7 is to be coated, the clamp unit is placed on the mandrel 9, and the magnetic part bottom surface 613 is fixed to the mandrel 9 by means of magnetic attraction. The magnetic top surface 611 and the magnetic bottom surface 613 of the magnetic part 6 are in contact with the blade bottom surface 71 of the non-porous blade 7 and the mandrel 9, respectively, as a whole, so that the non-porous blade 9 is correctly positioned during coating.

As shown in fig. 14, the hole-free blade jig comprises a tray 8 and the aforementioned hole-free blade jig unit, wherein the tray 8 has a frame structure, and both ends of a base body 41 of the jig unit are attached to the tray 8. The clamp is used for clamping the non-porous blade 7 when the coating treatment is not carried out, and the non-porous blade 7 is fixed by the pressing component 5, and the magnetic part 6 can be omitted or the magnetic part 6 can be included.

As shown in fig. 15, a jig for a holeless blade comprises a jig base including a mandrel 9 and the aforementioned jig unit for a holeless blade, which is mounted on the mandrel 9. The clamp is used for clamping the non-porous blade 7 during coating treatment, does not comprise the pressing component 5, and adopts the magnetic part 6 to fix the non-porous blade 7.

According to the clamp, the magnetic part 6 or the pressing assembly 5 is used for fixing the non-porous blade 7 according to whether the non-porous blade 7 needs coating treatment or non-coating treatment, the non-porous blade 7 can be fixed on the clamp by using the clamp unit, and then a plurality of clamp units are placed together according to the equipment condition, so that the non-porous blade 7 can be placed on cleaning, cutting edge treatment, surface treatment and coating equipment for use, the loading and unloading times of the clamp are reduced while the utilization rate of the equipment is not reduced, and the production efficiency of the non-porous blade 7 is greatly improved.

The method for using the jig unit for a non-porous blade of the present embodiment includes the steps of:

when the non-porous blade 7 needs to be subjected to sand blasting cleaning (or a plurality of working procedures such as edge treatment, surface treatment, cleaning and the like), adjusting the distance between the cutter grooves 4222 of the two limiting plate units 42 of the clamp unit, placing the non-porous blade 7 into the cutter grooves 4222, locking the limiting plate units 42 by adopting the locking pieces 43, and respectively inserting the two ends of the compression bar rod body 51 into the compression bar sinking platform holes 4111 to compress the non-porous blade 7 tightly; the magnetic portion 6 may be placed before the holeless blade 7 or the magnetic portion 6 may not be placed.

When the imperforate blade 7 needs to be coated, the distance between the cutter grooves 4222 of the two limiting plate units 42 of the clamp unit is adjusted, the imperforate blade 7 is placed in the cutter grooves 4222, the limiting plate units 42 are locked by the locking pieces 43, and the magnetic part 6 is placed in the magnet sinking platform hole 4132 to magnetically adsorb the imperforate blade 7; the use of the hold-down assembly 5 is not required, and the top surface of the imperforate insert 7 is unobstructed during the coating process.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.

Claims

1. A hole-free blade holder unit comprising a base body (41), a plurality of groups of flutes spaced above a longitudinal direction of the base body (41), the groups of flutes including two oppositely disposed flutes (4222), one hole-free blade (7) mounted in each group of flutes, characterized in that: the anchor clamps unit still includes retaining member (43) and limiting plate, the limiting plate comprises two limiting plate units (42), limiting plate unit (42) include spacing portion (422) and installation department (421) that are located spacing portion (422) both ends, sword groove (4222) are located spacing portion (422), two sword groove group is constituteed to sword groove (4222) one-to-one of limiting plate unit (42), be equipped with bar hole (4212) along base body (41) width direction on installation department (421), retaining member (43) insert in proper order and locate bar hole (4212) of two limiting plate units (42) in with limiting plate and base body (41) locking connection.

2. The clamp unit for a solid blade of claim 1, wherein: installation department (421) of any limiting plate unit (42) in the limiting plate are equipped with step face (4211), bar hole (4212) are located step face (4211), the thickness of step face (4211) is H1, the thickness of installation department (421) is H2, satisfies 2H1= H2.

3. The clamp unit for a solid blade of claim 1, wherein: the upper surfaces of two end parts of the base body (41) are provided with first center holes (4141) for installing locking parts (43).

4. The clamp unit for a solid blade of claim 3, wherein: the clamp unit further comprises a locking nut (44), second counter bores (4131) are formed in the lower surfaces of the two end portions of the base body (41), the second counter bores (4131) are communicated with the first center hole (4141), the radius of the second counter bores (4131) is larger than that of the first center hole (4141), and the locking nut (44) is located in the second counter bores (4131) and matched with the locking piece (43).

5. The clamp unit for a non-porous blade as claimed in any one of claims 1 to 4, wherein: the anchor clamps unit is including compressing tightly subassembly (5), base body (41) both ends are equipped with boss (411), two respectively boss (411) set up relatively, compress tightly subassembly (5) and two boss (411) cooperate and be used for compressing tightly in sword groove (4222) aporate blade (7), compress tightly subassembly (5) including the depression bar body of rod (51) and spring (52), spring (52) set up in depression bar body of rod (51) one end, boss (411) are equipped with depression bar heavy platform hole (4111), depression bar body of rod (51) both ends are inserted respectively and are located in depression bar heavy platform hole (4111).

6. The clamp unit for a solid blade of claim 5, wherein: the length of the pressure lever body (51) is set to be L4, the length of the spring (52) when being compressed is set to be L6, the length of a pressure lever counter sinking platform hole (4111) for placing the spring (52) is set to be L1, and the nearest distance between the two bosses (411) is set to be L3, so that the requirements are met: l4+ L6 < L1+ L3.

7. The clamp unit for a solid blade of claim 6, wherein: the length of a pressure lever counter sinking platform hole (4111) where the spring (52) is not placed is set to be L2, the length of the spring (52) when the spring is relaxed is set to be L5, and the following requirements are met: l4+ L5 > L1+ L2+ L3.

8. The clamp unit for a solid blade of claim 7, wherein: satisfies the following conditions: l4 > L2+ L3.

9. The clamp unit for a non-porous blade as claimed in any one of claims 2 to 4, wherein: the clamp unit comprises a magnetic part (6), a magnet counter sink hole (4132) is formed in the lower surface of the base body (41), the magnetic part (6) is arranged in the magnet counter sink hole (4132), and the magnetic part (6) is used for magnetically adsorbing the hole-free blade (7).

10. The clamp unit for a solid blade of claim 9, wherein: assuming that the width of the magnet sinking platform hole (4132) is B1, the length of the blade (7) without the hole is L8, and the distance between two knife grooves (4222) in the knife groove group is L7, the following requirements are met: l7 & gtL 8 & gtB 1, L7-L8 & lt L8-B1.

11. The clamp unit for a solid blade of claim 10, wherein: the magnetic part (6) comprises a magnet (61) and supporting bodies (62) positioned at two ends of the magnet (61), the height of the magnet (61) relative to the supporting bodies (62) is H3, the distance between the bottom surface of the magnet counter sink hole (4132) and the upper surface of the base body (41) is H4, and H2 & gtH 3-H4 & gt0 is satisfied.

12. The clamp unit for a solid blade of claim 11, wherein: the depth of the magnet sinking platform hole (4132) is H6, the height of the support body (62) is H5, and H5-H6 & gt 0 is satisfied.

13. A hole-free blade clamp is characterized in that: a holder unit for a solid insert according to any one of claims 1 to 12 and comprising a tray (8), said tray (8) being of frame construction, the base body (41) of said holder unit being mounted at both ends on the tray (8).

14. A hole-free blade clamp is characterized in that: comprising a clamp holder comprising a spindle (9) and a clamp unit for a solid blade according to any of claims 9 to 12, said clamp unit being mounted on the spindle (9).

15. A method of using a holder unit for a solid blade, characterized by: the method comprises the following steps:

when the imperforate blade (7) needs to be subjected to sand blasting cleaning, the distance between the cutter grooves (4222) of the two limiting plate units (42) of the clamp unit is adjusted, the imperforate blade (7) is placed into the cutter grooves (4222), the limiting plate units (42) are locked, and the two ends of the compression bar rod body (51) are respectively inserted into the compression bar sunken platform hole (4111) to press the imperforate blade (7) tightly;

when the hole-free blade (7) needs to be coated, the distance between the cutter grooves (4222) of the two limiting plate units (42) of the clamp unit is adjusted, the hole-free blade (7) is placed in the cutter grooves (4222), the limiting plate units (42) are locked, and the magnetic part (6) is placed in the magnet platform sinking hole (4132) to magnetically adsorb the hole-free blade (7).