CN212795732U - Convenient efficient inserts installation quick replacement structure - Google Patents

Abstract

The utility model provides a quick replacement structure of convenient efficient inserts installation, includes mould, mould benevolence, inserts thimble seat, pendulum rod and pendulum rod drive assembly, the upper end joint of inserts and inserts thimble to the inserts can stretch into in the shaping cavity, the thimble seat is fixed to be set up on the lower tip of inserts thimble, the one end and the thimble seat of pendulum rod are articulated to pendulum rod and mould rotate and connect, the one end and the pendulum rod drive assembly of thimble seat are kept away from to the pendulum rod are connected, pendulum rod drive assembly can drive the pendulum rod at the mould internal rotation. Convenient efficient inserts installation quick replacement structure, through the pendulum rod drive assembly who sets up, can promote the pendulum rod automatically for the pendulum rod forms the structure of lever, and the one end of lever shifts up, promotes the inserts thimble and shifts up, the ejecting inserts of inserts thimble, thereby the follow-up quick dismantlement that carries out the inserts of being convenient for, whole operation process need not the mould unloading, can accomplish through automatic operation and dismantle the purpose that needs the replacement inserts.

Description

Convenient efficient inserts installation quick replacement structure

Technical Field

The utility model belongs to the technical field of mould plastics, specifically, relate to a convenient efficient inserts installation quick replacement structure.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.

In the injection mold industry, products often have requirements of various styles, so that the mold needs to be provided with multiple inserts, the common method is to disassemble the mold, and the insert is replaced by disassembling the mold core and collecting screws, so that time and labor are wasted, and the operation cost of equipment and the operation cost of the mold are increased invisibly.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing a convenient efficient inserts installation quick replacement structure, it is loaded down with trivial details to have solved among the prior art mould inserts change process, and the time that causes the mould to shut down to change is longer, consequently causes the problem of the waste of production resource.

The technical scheme is as follows: the utility model provides a convenient efficient inserts installation quick replacement structure, including mould, mould benevolence, inserts thimble, thimble seat, pendulum rod and pendulum rod drive assembly, mould benevolence sets up in the mould to be equipped with the shaping cavity on the mould benevolence, the upper end joint of inserts and inserts thimble to the inserts can stretch into in the shaping cavity, the thimble seat is fixed to be set up on the lower tip of inserts thimble, the one end and the thimble seat of pendulum rod are articulated to pendulum rod and mould rotate the connection, the one end and the pendulum rod drive assembly connection of thimble seat are kept away from to the pendulum rod, pendulum rod drive assembly can drive the pendulum rod at the mould internal rotation.

Furthermore, foretell convenient efficient inserts installation quick replacement structure, the lower tip of mould is equipped with cavity one, be equipped with pivot one on the inner wall of cavity one, the pendulum rod is located cavity one to the pendulum rod cover is established on pivot one, pivot one is located the intermediate position of pendulum rod, and the pendulum rod can revolute pivot one and rotate.

Further, foretell convenient efficient inserts installation quick replacement structure, be equipped with first through-hole on the mould, be equipped with the second through-hole on the mould benevolence, first through-hole and second through-hole intercommunication to just setting up about first through-hole and second through-hole, the inserts thimble sets up in first through-hole and second through-hole, be equipped with the bush on the inner wall of second through-hole, the inserts is located the second through-hole to the inner wall laminating of inserts and bush.

Furthermore, foretell convenient efficient inserts installation quick replacement structure, the cover is equipped with spring one on the inserts thimble, the upper end and the inserts of spring one offset to the lower tip and the thimble seat of spring one offset, spring one compresses tightly between inserts and thimble seat.

Further, foretell convenient efficient inserts installation quick replacement structure, the pendulum rod includes drive kink, V style of calligraphy connecting portion and thimble promotion portion, drive kink and thimble promotion portion are established respectively at the both ends of V style of calligraphy connecting portion to drive kink, V style of calligraphy connecting portion and the whole setting that is "W" type of thimble promotion portion, the one end and the thimble seat that V style of calligraphy connecting portion were kept away from to thimble promotion portion are articulated, be equipped with waist type hole on the drive kink, the downthehole pivot that is equipped with of waist type, the pivot can be at the downthehole removal of waist type, pendulum rod drive assembly and pivotal connection, the intermediate position of V style of calligraphy connecting portion is equipped with the shaft hole, pivot one sets up in the shaft hole.

Furthermore, the convenient and efficient insert installation and rapid replacement structure comprises the swing rod driving assembly, the swing rod driving assembly comprises a driving motor, a driving wheel, a transmission chain, a driven wheel, a rack driving wheel, a rack, a vertical supporting plate, a rotating shaft II, a connecting rod, a driving supporting seat and a group of sliders I, the driving wheel is connected with the rotating shaft of the driving motor, the driving wheel is connected with the driven wheel through the transmission chain, the driven wheel and the rack driving wheel are both arranged on the rotating shaft II, the rotating shaft II is arranged on the vertical supporting plate through a bearing, the rack driving wheel is meshed with the rack, one end of the connecting rod is connected with the rack, the other end of the connecting rod is connected with a pivot, the vertical supporting plate is fixedly arranged on the driving supporting seat, a chute is arranged on the driving supporting seat, and, and a group of first sliding blocks are in sliding connection with the sliding grooves.

Further, foretell convenient efficient inserts installation quick replacement structure, the both ends symmetry of rack is equipped with two connecting blocks, be equipped with a straight-tooth on the up end of connecting block, the tooth is the same instead of the round pin on straight-tooth and the rack, be equipped with buffer assembly between the tip of connecting block and rack.

Furthermore, the convenient and efficient insert installation and rapid replacement structure comprises a stud, a first stud support seat, a second spring, a first limit nut and a second limit nut, the first stud support seat is fixedly arranged on the side wall of the rack, the second stud support seat is fixedly arranged on the side wall of the connecting block, and the stud support seat II and the stud support seat I are symmetrically arranged, the stud passes through the stud support seat II and the stud support seat I, two ends of the stud respectively extend out of the stud support seat II and the stud support seat I, the spring is sleeved on the stud, and a second spring is positioned between the second stud support seat and the first stud support seat, the first limit nut and the second limit nut are in threaded connection with the stud, and the first limit nut and the second limit nut are respectively positioned on one sides of the first stud supporting seat and the second stud supporting seat, which are far away from the second spring.

Further, foretell convenient efficient inserts installation quick replacement structure, the lower tip of inserts is equipped with buckle one, the upper end of inserts thimble is equipped with cavity two, be equipped with buckle two in the cavity two, be equipped with recess one on the inner wall of cavity two, the outer wall department that cavity two extended to the inserts thimble is equipped with through-hole three, be equipped with spring three in the recess one, the one end and the spring three of buckle two compress tightly the laminating to the other end of buckle two stretches into in the through-hole three, buckle one and buckle two are buckled together.

Further, foretell convenient efficient inserts installation quick replacement structure, the lower tip of buckle two is fixed and is equipped with convex part one and convex part two, the one end of convex part one stretches into in the recess one to the terminal surface and the three laminating that compress tightly of spring of convex part one, convex part two stretches into in the through-hole three, and the terminal surface of convex part two is in the coplanar with the outer wall of inserts thimble.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: the convenient and efficient insert installation quick replacement structure can automatically push the swing rod through the arranged swing rod driving assembly, so that the swing rod forms a lever structure, one end of the lever moves upwards to push the insert thimble to move upwards, and the insert thimble ejects an insert, thereby facilitating the subsequent quick disassembly of the insert; in addition, the purpose of quickly replacing the insert on site by the die is realized by arranging the insert and the insert thimble which are connected in a clamping manner, the structure is simple and easy to realize, the working efficiency is greatly improved, and the labor and the processing cost are also saved.

Drawings

Fig. 1 is a schematic structural view of a quick replacement structure for convenient and efficient insert installation according to the present invention;

fig. 2 is a schematic structural diagram of the swing link driving assembly of the present invention;

fig. 3 is a schematic structural view of the buffer assembly of the present invention;

fig. 4 is a schematic structural view of the rack sliding according to the present invention;

FIG. 5 is a schematic view of the connection structure of the insert and the insert thimble according to the present invention;

fig. 6 is the structure schematic diagram of convenient efficient inserts installation quick replacement structure when using.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example one

As shown in fig. 1, 6 convenient efficient inserts installation quick replacement structure, including mould 1, mould benevolence 2, inserts 3, inserts thimble 4, thimble seat 5, pendulum rod 6 and pendulum rod drive assembly 7, mould benevolence 2 sets up in mould 1 to be equipped with shaping cavity 21 on mould benevolence 2, inserts 3 and inserts thimble 4's upper end joint to in insert 3 can stretch into shaping cavity 21, thimble seat 5 is fixed to be set up on the lower tip of inserts thimble 4, the one end and the thimble seat 5 of pendulum rod 6 are articulated to pendulum rod 6 and mould 1 rotate and connect, the one end and the pendulum rod drive assembly 7 that thimble seat 5 was kept away from to pendulum rod 6 are connected, pendulum rod drive assembly 7 can drive pendulum rod 6 at the internal rotation of mould 1.

The lower end of the die 1 is provided with a cavity I11, the inner wall of the cavity I11 is provided with a rotating shaft I12, the swing rod 6 is located in the cavity I11, the swing rod 6 is sleeved on the rotating shaft I12, the rotating shaft I12 is located in the middle of the swing rod 6, and the swing rod 6 can rotate around the rotating shaft I12. The die is characterized in that a first through hole 13 is formed in the die 1, a second through hole 22 is formed in the die core 2, the first through hole 13 is communicated with the second through hole 22, the first through hole 13 and the second through hole 22 are arranged vertically and oppositely, the insert ejector pin 4 is arranged in the first through hole 13 and the second through hole 22, a lining 23 is arranged on the inner wall of the second through hole 22, the insert 3 is located in the second through hole 22, and the insert 3 is attached to the inner wall of the lining 23. The insert thimble 4 is sleeved with a first spring 41, the upper end of the first spring 41 abuts against the insert 3, the lower end of the first spring 41 abuts against the thimble seat 5, and the first spring 41 is pressed between the insert 3 and the thimble seat 5.

In addition, the swing rod 6 comprises a driving bent portion 61, a V-shaped connecting portion 62 and an ejector pin pushing portion 63, the driving bent portion 61 and the ejector pin pushing portion 63 are respectively arranged at two ends of the V-shaped connecting portion 62, the driving bent portion 61, the V-shaped connecting portion 62 and the ejector pin pushing portion 63 are integrally arranged in a W shape, one end, away from the V-shaped connecting portion 62, of the ejector pin pushing portion 63 is hinged to the ejector pin base 5, a kidney-shaped hole 64 is formed in the driving bent portion 61, a pivot 65 is arranged in the kidney-shaped hole 64, the pivot 65 can move in the kidney-shaped hole 64, the swing rod driving assembly 7 is connected with the pivot 65, a shaft hole 66 is formed in the middle of the V-shaped connecting portion 62, and the first rotating shaft.

The utility model discloses a theory of operation of convenient efficient inserts installation quick replacement structure does:

the swing rod driving component 7 pushes the pivot 65 to move in the kidney-shaped hole 64, the pivot 65 drives the swing rod 6 to rotate around a 12-rotation shaft of the rotation shaft in the moving process, when one end, far away from the insert thimble 4, of the swing rod 6 is pressed downwards, the swing rod 6 is hinged with the thimble seat 5 to be placed on the platform, in the process of placing the thimble seat 5 on the platform, the insert thimble 4 is pushed to move upwards, and therefore the insert 3 is pushed into the forming cavity 21.

Example two

The swing link driving assembly 7 shown in fig. 2 and 4 includes a driving motor 71, a driving wheel 72, a transmission chain 73, a driven wheel 74, a rack driving wheel 75, a rack 76, a vertical supporting plate 77, a second rotating shaft 78, a connecting rod 79, a driving supporting seat 710 and a set of first sliders 711, the driving wheel 72 is connected with the rotating shaft of the driving motor 71, the driving wheel 72 is connected with the driven wheel 74 through the transmission chain 73, the driven wheel 74 and the rack driving wheel 75 are both disposed on the second rotating shaft 78, the second rotating shaft 78 is disposed on the vertical supporting plate 77 through a bearing, the rack driving wheel 75 is meshed with the rack 76, one end of the connecting rod 79 is connected with the rack 76, the other end of the connecting rod 79 is connected with the pivot 65, the vertical supporting plate 77 is fixedly disposed on the driving supporting seat 710, a sliding groove 712 is disposed on the driving supporting seat 710, and the set of first sliders 711 is, and a set of first slides 711 are slidably coupled to the slide channel 712. Two connecting blocks 713 are symmetrically arranged at two ends of the rack 76, a straight tooth 714 is arranged on the upper end face of each connecting block 713, the straight tooth 714 and the rack 76 have the same tooth substitute pin, and a buffer assembly 8 is arranged between each connecting block 713 and the end of the rack 76.

The working principle of the swing rod driving component 7 is as follows:

the driving motor 71 drives the driving wheel 72 to rotate, the rack driving wheel 75 drives the rack 76 to move along a straight line through the transmission of the transmission chain 73, the driven wheel 74 and the rack driving wheel 75, and when the rack driving wheel 75 moves to the two end parts of the rack 76, the rack driving wheel 75 moves in place, so that the rack 76 can be pushed to move in a reciprocating manner.

EXAMPLE III

The cushion assembly 8 shown in fig. 3 includes a stud 81, a first stud support 82, a second stud support 83, a second spring 84, a first limit nut 85 and a second limit nut 86, the first stud support seat 82 is fixedly arranged on the side wall of the rack 76, the second stud support seat 83 is fixedly arranged on the side wall of the connecting block 713, and the stud support seat II 83 and the stud support seat I82 are symmetrically arranged, the stud 81 passes through the stud support seat II 83 and the stud support seat I82, and two ends of the stud 81 respectively extend out of the stud supporting seat II 83 and the stud supporting seat I82, the spring II 84 is sleeved on the stud 81, and a second spring 84 is positioned between the second stud support seat 83 and the first stud support seat 82, the first limit nut 85 and the second limit nut 86 are in threaded connection with the stud 81, the first limit nut 85 and the second limit nut 86 are respectively positioned on one sides, far away from the second spring 84, of the first stud support seat 82 and the second stud support seat 83. When the rack driving wheel 75 moves to the two end portions of the rack 76, the rack 76 cannot be pushed to move continuously, but the connecting blocks 713 are arranged at the two ends of the rack 76, and the distance between the connecting blocks 713 and the rack 76 is set to be a proper distance for the rack driving wheel 75 to be meshed with the straight teeth 714, so that when the rack driving wheel 75 is in contact with the straight teeth 714, the straight teeth 714 are pushed continuously to press the second spring 84, and the rack driving wheel 75 can be prevented from pushing the rack 76 continuously through the buffering of the second spring 84.

Example four

As shown in fig. 5, a first buckle 31 is arranged at the lower end of the insert 3, a second cavity 42 is arranged at the upper end of the insert thimble 4, a second buckle 43 is arranged in the second cavity 42, a first groove 44 is arranged on the inner wall of the second cavity 42, a third through hole 45 is arranged at the position where the second cavity 42 extends to the outer wall of the insert thimble 4, a third spring 46 is arranged in the first groove 44, one end of the second buckle 43 is tightly pressed and attached to the third spring 46, the other end of the second buckle 43 extends into the third through hole 45, and the first buckle 31 and the second buckle 43 are buckled together. And the lower end part of the second buckle 43 is fixedly provided with a first convex part 47 and a second convex part 48, one end of the first convex part 47 extends into the first groove 44, the end surface of the first convex part 47 is tightly pressed and attached with the third spring 46, the second convex part 48 extends into the third through hole 45, and the end surface of the second convex part 48 and the outer wall of the insert thimble 4 are in the same plane.

Insert 3 and insert thimble 4 through the buckle connection can carry out the dismantlement of insert 3 fast, and when insert 3 dismantled, insert thimble 4 upwards stretched into the shaping cavity 21 in, and the convex part two 48, compression spring three 46 are pressed to the finger to make buckle one 31 and the two 43 phase separation of buckle, can get off the quick dismantlement of buckle one 31.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a convenient efficient inserts installation quick replacement structure which characterized in that: including mould (1), mould benevolence (2), inserts (3), inserts thimble (4), thimble seat (5), pendulum rod (6) and pendulum rod drive assembly (7), mould benevolence (2) sets up in mould (1) to be equipped with shaping cavity (21) on mould benevolence (2), the upper end joint of inserts (3) and inserts thimble (4) to in inserts (3) can stretch into shaping cavity (21), thimble seat (5) are fixed to be set up on the lower tip of inserts thimble (4), the one end and the thimble seat (5) of pendulum rod (6) are articulated to pendulum rod (6) and mould (1) rotate and connect, the one end and the pendulum rod drive assembly (7) of thimble seat (5) are kept away from in pendulum rod (6) are connected, pendulum rod drive assembly (7) can drive pendulum rod (6) and rotate in mould (1).

2. The quick change structure for convenient and efficient insert installation according to claim 1, characterized in that: the lower end of the die (1) is provided with a first cavity (11), a first rotating shaft (12) is arranged on the inner wall of the first cavity (11), the swing rod (6) is located in the first cavity (11), the swing rod (6) is sleeved on the first rotating shaft (12), the first rotating shaft (12) is located in the middle of the swing rod (6), and the swing rod (6) can rotate around the first rotating shaft (12).

3. The quick change structure for convenient and efficient insert installation according to claim 1, characterized in that: be equipped with first through-hole (13) on mould (1), be equipped with second through-hole (22) on mould benevolence (2), first through-hole (13) and second through-hole (22) intercommunication to just to setting up from top to bottom first through-hole (13) and second through-hole (22), inserts thimble (4) set up in first through-hole (13) and second through-hole (22), be equipped with bush (23) on the inner wall of second through-hole (22), inserts (3) are located second through-hole (22) to the inner wall laminating of inserts (3) and bush (23).

4. The quick change structure for convenient and efficient insert installation according to claim 1, characterized in that: the insert thimble (4) is sleeved with a first spring (41), the upper end of the first spring (41) is abutted to the insert (3), the lower end of the first spring (41) is abutted to the thimble seat (5), and the first spring (41) is compressed between the insert (3) and the thimble seat (5).

5. The quick change structure for convenient and efficient insert installation according to claim 2, characterized in that: the swing rod (6) comprises a driving bending part (61), a V-shaped connecting part (62) and an ejector pin pushing part (63), the driving bending part (61) and the thimble pushing part (63) are respectively arranged at two ends of the V-shaped connecting part (62), and the drive bending part (61), the V-shaped connecting part (62) and the thimble pushing part (63) are integrally arranged in a W shape, one end of the thimble pushing part (63) far away from the V-shaped connecting part (62) is hinged with the thimble seat (5), a waist-shaped hole (64) is arranged on the driving bending part (61), a pivot (65) is arranged in the waist-shaped hole (64), the pivot (65) can move in the kidney-shaped hole (64), the swing rod driving component (7) is connected with the pivot (65), the middle position of V style of calligraphy connecting portion (62) is equipped with shaft hole (66), pivot (12) set up in shaft hole (66).

6. The quick change in insert installation structure of claim 5, wherein: the swing rod driving assembly (7) comprises a driving motor (71), a driving wheel (72), a transmission chain (73), a driven wheel (74), a rack driving wheel (75), a rack (76), a vertical supporting plate (77), a second rotating shaft (78), a connecting rod (79), a driving supporting seat (710) and a first set of sliding blocks (711), wherein the driving wheel (72) is connected with the rotating shaft of the driving motor (71), the driving wheel (72) is connected with the driven wheel (74) through the transmission chain (73), the driven wheel (74) and the rack driving wheel (75) are both arranged on the second rotating shaft (78), the second rotating shaft (78) is arranged on the vertical supporting plate (77) through a bearing, the rack driving wheel (75) is meshed with the rack (76), one end of the connecting rod (79) is connected with the rack (76), and the other end of the connecting rod (79) is connected with a pivot (65), the vertical supporting plate (77) is fixedly arranged on the driving supporting seat (710), a sliding groove (712) is formed in the driving supporting seat (710), the group of first sliding blocks (711) is fixedly arranged on the lower end face of the rack (76), and the group of first sliding blocks (711) is in sliding connection with the sliding groove (712).

7. The quick change in insert installation structure of claim 6, wherein: two connecting blocks (713) are symmetrically arranged at two ends of the rack (76), a straight tooth (714) is arranged on the upper end face of each connecting block (713), the straight tooth (714) and the rack (76) are identical in tooth displacement, and a buffer assembly (8) is arranged between the end portions of the connecting blocks (713) and the rack (76).

8. The quick change in insert installation structure of claim 7, wherein: the buffer assembly (8) comprises a stud (81), a first stud supporting seat (82), a second stud supporting seat (83), a second spring (84), a first limit nut (85) and a second limit nut (86), the first stud supporting seat (82) is fixedly arranged on the side wall of the rack (76), the second stud supporting seat (83) is fixedly arranged on the side wall of the connecting block (713), the second stud supporting seat (83) and the first stud supporting seat (82) are symmetrically arranged, the stud (81) penetrates through the second stud supporting seat (83) and the first stud supporting seat (82), two ends of the stud (81) respectively extend out of the second stud supporting seat (83) and the first stud supporting seat (82), the second spring (84) is sleeved on the stud (81), the second spring (84) is located between the second stud supporting seat (83) and the first stud supporting seat (82), the first limit nut (85), the second limit nut (86) and the stud (81) are in threaded connection, and the first limiting nut (85) and the second limiting nut (86) are respectively positioned on one sides of the first stud supporting seat (82) and the second stud supporting seat (83) far away from the second spring (84).

9. The quick change structure for convenient and efficient insert installation according to claim 1, characterized in that: the lower tip of inserts (3) is equipped with buckle one (31), the upper end of inserts thimble (4) is equipped with cavity two (42), be equipped with buckle two (43) in cavity two (42), be equipped with recess one (44) on the inner wall of cavity two (42), the outer wall department that cavity two (42) extend to inserts thimble (4) is equipped with through-hole three (45), be equipped with spring three (46) in recess one (44), the one end and the spring three (46) of buckle two (43) compress tightly the laminating to the other end of buckle two (43) stretches into in through-hole three (45), buckle one (31) and buckle two (43) are together the lock.

10. The quick change in insert installation structure of claim 9, wherein: the lower end part of the second buckle (43) is fixedly provided with a first convex part (47) and a second convex part (48), one end of the first convex part (47) extends into the first groove (44), the end face of the first convex part (47) is tightly pressed and attached to the third spring (46), the second convex part (48) extends into the third through hole (45), and the end face of the second convex part (48) and the outer wall of the insert thimble (4) are in the same plane.

Images