Quick-change tooling positioning mechanism

Abstract

The present invention relates to a quick-change tool positioning mechanism, comprising a fixed positioning component, a quick-change working component and a material rod component. The quick-change tool positioning mechanism of the present invention uses a cylinder as a power source to clamp the quick-change tool component, and the positioning is accurate and fast without manual operation; the quick-change tool component has no power source, and all machined parts are connected by screws, with only one linear guide rail, which is simple to operate manually and has no waste in cost control; the present invention has a reasonable structure, simple operation, and convenient use, and can meet the requirements of rapid changeover. Sensors are used to detect whether the corresponding action is completed, and the positioning is accurate and stable, with a wide range of applications.

Description

Technical Field

[0001] The invention relates to the technical field related to automobile caliper assembly, and in particular to a quick-change tool positioning mechanism. Background Art

[0002] At present, the quick-change tooling positioning mechanism on the market mainly uses the cooperation of positioning pins and bushings for positioning, and another set of clamping mechanisms is still required for fixing, which makes manual operation extremely cumbersome. Some quick-change tooling positioning mechanisms on the market also have power sources such as cylinders, which is extremely wasteful in terms of design cost, and manual operation is prone to errors, resulting in unstable mechanisms. Most of the quick-change tooling positioning mechanisms on the market require equipment shutdown for operation when changing materials, which will waste time and cost from the customer's perspective.

[0003] In view of the above-mentioned defects, the designer actively carried out research and innovation in order to create a quick-change tooling positioning mechanism to make it more valuable for industrial use. Summary of the invention

[0004] In order to solve the above technical problems, an object of the present invention is to provide a quick-change tooling positioning mechanism.

[0005] To achieve the above object, the present invention adopts the following technical solution:

[0006] A quick-change tooling positioning mechanism, including a fixed positioning component, a quick-change working component and a material rod component;

[0007] The fixed positioning assembly includes a fixed base plate and a support plate from bottom to top, and a left vertical plate, a middle vertical plate and a right vertical plate are arranged in sequence between the fixed base plate and the support plate along the positive direction of the X-axis, and a cutting cylinder is arranged on the inner sides of the left vertical plate and the right vertical plate and on both sides of the middle vertical plate along the X-axis direction, and a first linear guide is arranged on the left vertical plate, the middle vertical plate or the right vertical plate above the cutting cylinder along the Y-axis direction through a guide pad, and the driving end of the cutting cylinder on the negative side of the Y-axis is connected and driven along the Y-axis direction with the cutting push block above through a first floating joint and a floating joint fixed block in sequence, and a card slot block is arranged on the top of the cutting push block, and the left A fixed cylinder and a second linear guide are provided at the bottom of the support plate between the vertical plate and the middle vertical plate, and between the middle vertical plate and the right vertical plate. The driving end of the fixed cylinder along the positive direction of the Y-axis is connected to the connecting plate along the Y-axis direction on the second linear guide through a second floating joint. The connecting plate is connected to the first clamping block above along the positive direction of the Y-axis through a third fixed block. A fixed seat and a fixed rod are provided at the fixed base plate along the negative direction of the Y-axis. A clamping block and a protective plate are provided on the fixed rod. The clamping block is connected through a horizontal plate. Several material string support plates are evenly installed on the horizontal plate along the X-axis direction through the connecting block.

[0008] There are two quick-change working components, which are respectively located on the left vertical plate and the middle vertical plate, and on the support plates above the middle vertical plate and the right vertical plate. The quick-change working components include a fixed base plate, a third linear guide rail is arranged on the fixed base plate along the Y-axis direction, a guide sleeve fixing plate is arranged on the fixed base plate along the negative direction of the Y-axis through a pillar, a cutting slider is arranged between the fixed base plate and the guide sleeve fixing plate, a cutting slide is arranged on the cutting slider, the bottom of the cutting slider is connected to the third linear guide rail below, a fourth fixed block is arranged on the cutting slider at a position along the positive direction of the Y-axis, the fourth fixed block is connected to the card slot block, a number of guide sleeves are evenly arranged on the guide sleeve fixing plate along the X-axis direction, and a positioning block is arranged on one side of the fixed base plate along the positive direction of the Y-axis;

[0009] The material rod assembly includes a base, a feeding rod is arranged at the bottom of the base, the base is installed in the material string support plate, the bottom of the feeding rod is arranged in the guide sleeve below, and a limit block, a counterweight block and a stop pin are also arranged near the top of the feeding rod.

[0010] As a further improvement of the present invention, it also includes a protective cover assembly, which includes a protective cover and a cover. The outer sides of the left vertical plate and the right vertical plate are provided with drawer slides along the Y-axis direction. The inner side of the protective cover is connected to the drawer slides. The top of the protective cover is connected to the cover by a hinge. A handle is also provided on the protective cover.

[0011] As a further improvement of the present invention, a second card block is arranged on the inner side of the top of the protective cover, a magnetic buckle is arranged on the second card block, a magnetic buckle adsorption plate is arranged on the cover, and a plurality of friction blocks are arranged on the inner side of the bottom of the protective cover.

[0012] As a further improvement of the present invention, a plurality of spherical buckles are evenly arranged on the fixed base plate along the X-axis direction.

[0013] As a further improvement of the present invention, a tank chain is arranged on the support plate above the cutting cylinder, and the tank chain is connected to the tank chain plate on the slot block.

[0014] As a further improvement of the present invention, a first sensor is installed on the outer side of the slot block through a sensor protection block, blocks are provided on the support plates above the left vertical plate, the middle vertical plate and the right vertical plate through a second fixed block, a second sensor is installed on the block through a sensor protection plate, and a third sensor is provided on the block above the middle vertical plate on one side along the positive direction of the Y-axis.

[0015] As a further improvement of the present invention, a first fixed block is provided on the side along the positive direction of the Y-axis on the left vertical plate, the middle vertical plate and the support plate above the right vertical plate, a first buffer is installed on the first fixed block along the negative direction of the Y-axis, a first positioning bolt is provided on the side along the negative direction of the Y-axis on the fourth fixed block, a second positioning bolt is provided on the side along the positive direction of the Y-axis on the cutting slider, and a second buffer is provided on the side along the positive direction of the Y-axis on the fourth fixed block.

[0016] As a further improvement of the present invention, reinforcing ribs are provided between the left vertical plate, the middle vertical plate and the right vertical plate and the fixed base plate.

[0017] As a further improvement of the present invention, an isolation cover is arranged on the outer side of the guide sleeve fixing plate, a column is arranged between the isolation cover and the guide sleeve fixing plate, and a handle is also connected between the fixed bottom plate and the guide sleeve fixing plate.

[0018] By means of the above scheme, the present invention has at least the following advantages:

[0019] The quick-change tool positioning mechanism of the present invention uses a cylinder as a power source to clamp the quick-change tool assembly, and the positioning is accurate and fast without manual operation; the quick-change tool assembly has no power source, and all machined parts are connected by screws, with only one linear guide rail, so the manual operation is simple and the cost control is wasteless; the present invention has a reasonable structure, simple operation, and easy use, and can meet the requirements of rapid model change. Sensors are used to detect whether the corresponding action is completed, and the positioning is accurate and stable, and the application range is wide.

[0020] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments are briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without creative work.

[0022] Figure 1 It is a structural schematic diagram of a quick-change tool positioning mechanism of the present invention;

[0023] Figure 2 yes Figure 1 Schematic diagram of the explosion structure;

[0024] Figure 3 yes Figure 1 A schematic diagram of the structure of the fixed positioning component;

[0025] Figure 4 yes Figure 1 A schematic diagram of the cross-sectional structure of a local fixed positioning component;

[0026] Figure 5 yes Figure 1 Schematic diagram of the structure of the medium quick change tooling assembly;

[0027] Figure 6 yes Figure 1 Schematic diagram of the structure of the middle material rod assembly;

[0028] Figure 7 yes Figure 1 A schematic diagram of the structure of the middle protective cover assembly;

[0029] Figure 8 yes Figure 1 Schematic diagram of the cross-sectional structure of a part of the middle protective cover assembly.

[0030] The meanings of the various reference numerals in the figures are as follows.

[0031] 1 Fixed positioning assembly 2 Quick change tooling assembly

[0032] 3 Material rod assembly 4 Protective cover assembly

[0033] 5 Fixed base plate 6 Ball buckle

[0034] 7 Reinforcement 8 Left vertical plate

[0035] 9 Cutting cylinder 10 Guide rail pad

[0036] 11 First linear guide 12 Support plate

[0037] 13 first fixing block 14 first buffer

[0038] 15 Tank Chain 16 Sensor Protection Block

[0039] 17 First sensor 18 Protection plate

[0040] 19 Clamping block 20 Material string support plate

[0041] 21 Fixed rod 22 Horizontal board

[0042] 23 Connection block 24 Sensor protection board

[0043] 25 Second sensor 26 Stopper

[0044] 27 Second fixing block 28 Card slot block

[0045] 29 Cutting block 30 Fixed seat

[0046] 31 Right vertical board 32 Middle vertical board

[0047] 33 Drawer slide 34 First card block

[0048] 35 third fixing block 36 connecting plate

[0049] 37 Second linear guide 38 First floating joint

[0050] 39 Second floating joint 40 Fixed cylinder

[0051] 41 Floating joint fixing block 42 Guide sleeve

[0052] 43 Isolation cover 44 Cutting slide

[0053] 45 Cutting slider 46 Column

[0054] 47 Guide sleeve fixing plate 48 First positioning bolt

[0055] 49 support 50 fourth fixing block

[0056] 51 second buffer 52 second positioning bolt

[0057] 53 Handle 54 Third linear guide

[0058] 55 Fixed base plate 56 Positioning block

[0059] 57 Stop pin 58 Counterweight

[0060] 59 Loading rod 60 Base

[0061] 61 Limit block 62 Cover

[0062] 63 Hinge 64 Handle

[0063] 65 Protective cover 66 Friction block

[0064] 67 Magnetic buckle 68 Second card block

[0065] 69 Third Sensor DETAILED DESCRIPTION

[0066] The specific implementation of the present invention is further described in detail below in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0067] In order to enable those skilled in the art to better understand the scheme of the present invention, the technical scheme in the embodiment of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiment of the present invention. Obviously, the described embodiment is only a part of the embodiment of the present invention, rather than all the embodiments. The components of the embodiment of the present invention generally described and shown in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiment of the present invention provided in the drawings is not intended to limit the scope of the invention claimed for protection, but merely represents the selected embodiment of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without making creative work belong to the scope of protection of the present invention.

[0068] Example

[0069] like Figures 1 to 8 As shown,

[0070] A quick-change tooling positioning mechanism comprises a fixed positioning component 1, a quick-change working component 2 and a material rod component 3;

[0071] The fixed positioning assembly 1 includes a fixed base plate 5 and a support plate 12 from bottom to top, and a left vertical plate 8, a middle vertical plate 32 and a right vertical plate 31 are arranged in sequence between the fixed base plate 5 and the support plate 12 along the positive direction of the X-axis, and a cutting cylinder 9 is arranged on the inner side of the left vertical plate 8 and the right vertical plate 31 and on both sides of the middle vertical plate 32 along the X-axis direction. A first linear guide rail 11 is arranged on the left vertical plate 8 or the middle vertical plate 32 or the right vertical plate 31 above the cutting cylinder 9 along the Y-axis direction through a guide rail pad 10, and the driving end of the cutting cylinder 9 on one side of the negative direction of the Y-axis is connected and driven with the cutting push block 29 above along the Y-axis direction through a first floating joint 38 and a floating joint fixing block 41 in sequence, and a card slot block 28 is arranged on the top of the cutting push block 29, and the left vertical plate 8 and The middle vertical plate 32, the bottom of the support plate 12 between the middle vertical plate 32 and the right vertical plate 31 are all provided with a fixed cylinder 40 and a second linear guide 37. The driving end of the fixed cylinder 40 along the positive direction of the Y-axis is connected to the connecting plate 36 along the Y-axis direction on the second linear guide 37 through a second floating joint 39. The connecting plate 36 is connected to the first clamping block 34 above along the positive direction of the Y-axis through a third fixed block 35. The fixed base plate 5 is provided with a fixed seat 30 and a fixed rod 21 along the negative direction of the Y-axis. The fixed rod 21 is provided with a clamping fixed block 19 and a protective plate 18. The clamping fixed block 19 is connected through a horizontal plate 22. A plurality of material string support plates 20 are evenly installed on the horizontal plate 22 along the X-axis direction through a connecting block 23.

[0072] There are two quick-change working components 2, which are respectively located on the left vertical plate 8 and the middle vertical plate 32, and on the support plate 12 above the middle vertical plate 32 and the right vertical plate 31. The quick-change working component 2 includes a fixed bottom plate 55, on which a third linear guide rail 54 is arranged along the Y-axis direction, a guide sleeve fixing plate 47 is arranged on the fixed bottom plate 55 along the negative direction of the Y-axis through a support 49, a cutting slider 45 is arranged between the fixed bottom plate 55 and the guide sleeve fixing plate 47, a cutting slide 44 is arranged on the cutting slider 45, the bottom of the cutting slider 45 is connected to the third linear guide rail 54 below, a fourth fixed block 50 is arranged on the cutting slider 45 at a position along one side of the positive direction of the Y-axis, and the fourth fixed block 50 is connected to the card slot block 28, a plurality of guide sleeves 42 are evenly arranged on the guide sleeve fixing plate 47 along the X-axis direction, and a positioning block 56 is arranged on one side of the fixed bottom plate 55 along the positive direction of the Y-axis;

[0073] The material rod assembly 3 includes a base 60, a loading rod 59 is arranged at the bottom of the base 60, the base 60 is installed in the material string support plate 20, the bottom of the loading rod 59 is arranged in the guide sleeve 42 below, and a limit block 61, a counterweight block 58 and a stop pin 57 are also arranged near the top of the loading rod 59.

[0074] Preferably, it also includes a protective cover assembly 4, which includes a protective cover 65 and a cover 62. The outer sides of the left vertical plate 8 and the right vertical plate 31 are provided with drawer slide rails 33 along the Y-axis direction. The inner side of the protective cover 65 is connected to the drawer slide rails 33. The top of the protective cover 65 is connected to the cover 62 through a hinge 63. A handle 64 is also provided on the protective cover 65.

[0075] Preferably, a second clamping block 68 is provided on the inner side of the top of the protective cover 65 , a magnetic buckle 67 is provided on the second clamping block 68 , a magnetic buckle adsorption plate is provided on the cover 62 , and a plurality of friction blocks 66 are provided on the inner side of the bottom of the protective cover 65 .

[0076] Preferably, a plurality of spherical buckles 6 are evenly arranged on the fixed substrate 5 along the X-axis direction.

[0077] Preferably, a tank chain 15 is provided on the support plate 12 above the cutting cylinder 9 , and the tank chain 15 is connected to the tank chain plate on the slot block 28 .

[0078] Preferably, a first sensor 17 is installed on the outer side of the slot block 28 through a sensor protection block 16, and a stopper 26 is provided on the support plate 12 above the left vertical plate 8, the middle vertical plate 32 and the right vertical plate 31 through a second fixed block 27, a second sensor 25 is installed on the stopper 26 through a sensor protection plate 24, and a third sensor 69 is provided on one side of the stopper 26 above the middle vertical plate 32 along the positive direction of the Y-axis.

[0079] Preferably, a first fixed block 13 is provided on the side along the positive direction of the Y-axis on the support plate 12 above the left vertical plate 8, the middle vertical plate 32 and the right vertical plate 31, a first buffer 14 is installed on the first fixed block 13 along the negative direction of the Y-axis, a first positioning bolt 48 is provided on the side along the negative direction of the Y-axis on the fourth fixed block 50, a second positioning bolt 52 is provided on the side along the positive direction of the Y-axis on the cutting slider 45, and a second buffer 51 is provided on the side along the positive direction of the Y-axis on the fourth fixed block 50.

[0080] Preferably, reinforcing ribs 7 are provided between the left vertical plate 8 , the middle vertical plate 32 and the right vertical plate 31 and the fixed base plate 5 .

[0081] Preferably, an isolation cover 43 is provided on the outer side of the guide sleeve fixing plate 47 , a column 46 is provided between the isolation cover 43 and the guide sleeve fixing plate 47 , and a handle 53 is further connected and provided between the fixed bottom plate 55 and the guide sleeve fixing plate 47 .

[0082] The quick-change tooling positioning mechanism of the present invention comprises a set of fixed positioning components 1, two sets of quick-change tooling components 2, four sets of material rod components 3 and a set of protective cover components 4. Two sets of drawer slide rails 33 are arranged on both sides of the fixed positioning component 1 along the X-axis direction, two sets of fixed cylinders 40 and two sets of second linear guide rails 37 are arranged below the support plate 12 along the X-axis direction, the fixed block 35 on the connecting plate 36 and the first clamping block 34 above the support block 12 are used to position and clamp the quick-change tooling component 2, the slot block 28 is used to clamp the fourth fixed block 50 to achieve the purpose of cutting materials, the first sensor 17 on the slot block 28 is used to detect whether the tooling change is correct, the third sensor 69 on the stop block 26 is used to detect the material state on the material rod component 3, four sets of tank chains 15, two sets of first clamping blocks 34, two sets of second fixed blocks 27 and two sets of first fixed blocks 13 are arranged on the support plate 12 along the X-axis direction, and two first buffers 14 are arranged on the first fixed block 13.

[0083] Two sets of quick-change tooling assemblies 2 are arranged on the fixed positioning assembly 1 along the X-axis direction, and each set of quick-change tooling assemblies 2 is provided with two guide sleeves 42. The fixed base plate 55 is provided with two sets of third linear guide rails 54, two sets of cutting slide blocks 45, two sets of second positioning bolts 52, two sets of cutting slides 44 and two sets of fourth fixed blocks 50 along the X-axis direction. The two sets of fourth fixed blocks 50 are symmetrical with respect to the plane where the center plane of the fixed base plate 55 in the X-axis direction is located.

[0084] Four sets of material rod assemblies 3 are arranged on the fixed positioning assembly 1 along the X-axis direction. Each set of material rod assemblies 3 includes a base 60, a loading rod 59, a limit block 61, a counterweight block 58 and a stop pin 57. The position from the lower end of the limit block 61 to the stop pin hole below the loading rod 59 can meet the loading requirements for multiple hours.

[0085] The protective cover assembly 4 can be pulled out along the Y-axis direction on the fixed positioning assembly 1 to facilitate quick model change. Two groups of spherical buckles 6 are arranged on the fixed base plate 5 along the X-axis direction to ensure that the protective cover assembly 4 will not slide out after being pushed in. A third sensor 69 is arranged on the side of the stop block 26 to detect the position status of the protective cover assembly 4.

[0086] When the material rod assembly 3 is replaced, a portion of the buffer area is provided in the guide sleeve 42 on the quick-change fixture assembly 2, and the buffer area can ensure that the equipment does not stop for at least 10 minutes.

[0087] In specific applications, when the machine model is changed, all the fixed cylinders 40 in the fixed positioning assembly 1 are unlocked, all the quick-change tooling assemblies 2 and material rod assemblies 3 on this mechanism are manually removed, and replaced with the quick-change tooling assemblies 2 and material rod assemblies 3 of the required model. After restarting, all the fixed cylinders 40 in the fixed positioning assembly 1 are locked, and the equipment operation is completed; when only the material rod is replaced, it is only necessary to remove all the material rod assemblies 3 on this mechanism and put them back on this mechanism after the material is prepared.

[0088] The quick-change tool positioning mechanism of the present invention uses a cylinder as a power source to clamp the quick-change tool assembly, and the positioning is accurate and fast without manual operation; the quick-change tool assembly has no power source, and all machined parts are connected by screws, with only one linear guide rail, so the manual operation is simple and the cost control is wasteless; the present invention has a reasonable structure, simple operation, and easy use, and can meet the requirements of rapid model change. Sensors are used to detect whether the corresponding action is completed, and the positioning is accurate and stable, and the application range is wide. In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly referring to the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0089] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood through specific circumstances.

[0090] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the technical principles of the present invention, and these improvements and modifications should also be regarded as within the scope of protection of the present invention.

Claims

1. Quick-change tooling positioning mechanism, characterized in that: It comprises a fixed positioning component (1), a quick-change working component (2) and a material rod component (3); The fixed positioning assembly (1) comprises, from bottom to top, a fixed base plate (5) and a support plate (12); a left vertical plate (8), a middle vertical plate (32) and a right vertical plate (31) are arranged in sequence between the fixed base plate (5) and the support plate (12) along the positive direction of the X-axis; cutting cylinders (9) are arranged on the inner sides of the left vertical plate (8) and the right vertical plate (31) and on both sides of the middle vertical plate (32) along the X-axis direction; and a left vertical plate (8) and a right vertical plate (31) are arranged on the inner sides of the left vertical plate (8) and the right vertical plate (31) and on both sides of the middle vertical plate (32) along the X-axis direction. The vertical plate (8), the middle vertical plate (32) and the right vertical plate (31) are all provided with a first linear guide rail (11) along the Y-axis direction via a guide rail pad (10); the driving end of the cutting cylinder (9) along the negative direction of the Y-axis is sequentially connected to the cutting push block (29) above via a first floating joint (38) and a floating joint fixing block (41) along the Y-axis direction; a slot block (28) is provided on the top of the cutting push block (29); 8) and the middle vertical plate (32), and the bottom of the support plate (12) between the middle vertical plate (32) and the right vertical plate (31) are all provided with a fixed cylinder (40) and a second linear guide rail (37); the driving end of the fixed cylinder (40) along the positive direction of the Y axis is connected to the connecting plate (36) along the Y axis direction on the second linear guide rail (37) through a second floating joint (39); the connecting plate (36) along the positive direction of the Y axis is connected to the first clamping block (34) above through a third fixed block (35); the fixed base plate (5) is provided with a fixed seat (30) and a fixed rod (21) along the negative direction of the Y axis; the fixed rod (21) is provided with a clamping fixed block (19) and a protective plate (18); the clamping fixed block (19) is connected through a transverse plate (22); and a plurality of material string support plates (20) are evenly installed on the transverse plate (22) along the X axis direction through a connecting block (23); The number of the quick-change working components (2) is two and they are respectively located on the support plate (12) above the left vertical plate (8) and the middle vertical plate (32), and the middle vertical plate (32) and the right vertical plate (31). The quick-change working components (2) include a fixed base plate (55), a third linear guide rail (54) is arranged on the fixed base plate (55) along the Y-axis direction, a guide sleeve fixing plate (47) is arranged on the fixed base plate (55) along the negative direction of the Y-axis through a support (49), and a cutting material is arranged between the fixed base plate (55) and the guide sleeve fixing plate (47). A slider (45), wherein the cutting slider (45) is provided with a cutting slide (44), the bottom of the cutting slider (45) is connected to a third linear guide rail (54) below, a fourth fixing block (50) is provided on the cutting slider (45) at a position along one side of the positive direction of the Y axis, the fourth fixing block (50) is connected to the slot block (28), a plurality of guide sleeves (42) are evenly provided on the guide sleeve fixing plate (47) along the X axis direction, and a positioning block (56) is provided on one side of the fixed bottom plate (55) along the positive direction of the Y axis; The material rod assembly (3) comprises a base (60), a loading rod (59) is arranged at the bottom of the base (60), the base (60) is installed in the material string support plate (20), the bottom of the loading rod (59) is arranged in the guide sleeve (42) below, and a limit block (61), a counterweight block (58) and a stop pin (57) are also arranged near the top of the loading rod (59).

2. The quick-change tooling positioning mechanism according to claim 1, characterized in that: The invention also comprises a protective cover assembly (4), wherein the protective cover assembly (4) comprises a protective cover (65) and a cover (62), the outer sides of the left vertical plate (8) and the right vertical plate (31) are both provided with drawer slide rails (33) along the Y-axis direction, the inner side of the protective cover (65) is connected to the drawer slide rails (33), the top of the protective cover (65) is connected to the cover (62) via a hinge (63), and a handle (64) is also provided on the protective cover (65).

3. The quick-change tooling positioning mechanism according to claim 2, characterized in that: A second clamping block (68) is arranged on the inner side of the top of the protective cover (65), a magnetic buckle (67) is arranged on the second clamping block (68), a magnetic buckle adsorption plate is arranged on the cover (62), and a plurality of friction blocks (66) are arranged on the inner side of the bottom of the protective cover (65).

4. The quick-change tooling positioning mechanism according to claim 1, characterized in that: A plurality of spherical buckles (6) are evenly arranged on the fixed base plate (5) along the X-axis direction.

5. The quick-change tooling positioning mechanism according to claim 1, characterized in that: A tank chain (15) is provided on the support plate (12) above the cutting cylinder (9), and the tank chain (15) is connected to the tank chain plate on the slot block (28).

6. The quick-change tooling positioning mechanism according to claim 1, characterized in that: A first sensor (17) is installed on the outer side of the card slot block (28) via a sensor protection block (16); a stopper (26) is provided on the support plate (12) above the left vertical plate (8), the middle vertical plate (32) and the right vertical plate (31) via a second fixing block (27); a second sensor (25) is installed on the stopper (26) via a sensor protection plate (24); and a third sensor (69) is provided on one side of the stopper (26) above the middle vertical plate (32) along the positive direction of the Y axis.

7. The quick-change tooling positioning mechanism according to claim 1, characterized in that: A first fixed block (13) is provided on the support plate (12) above the left vertical plate (8), the middle vertical plate (32) and the right vertical plate (31) on one side along the positive direction of the Y axis, a first buffer (14) is installed on the first fixed block (13) along the negative direction of the Y axis, a first positioning bolt (48) is provided on the fourth fixed block (50) on one side along the negative direction of the Y axis, a second positioning bolt (52) is provided on the cutting slide block (45) on one side along the positive direction of the Y axis, and a second buffer (51) is provided on the fourth fixed block (50) on one side along the positive direction of the Y axis.

8. The quick-change tooling positioning mechanism according to claim 1, characterized in that: Reinforcing ribs (7) are provided between the left vertical plate (8), the middle vertical plate (32) and the right vertical plate (31) and the fixed base plate (5).

9. The quick-change tooling positioning mechanism according to claim 1, characterized in that: An isolation cover (43) is provided on the outer side of the guide sleeve fixing plate (47), a column (46) is provided between the isolation cover (43) and the guide sleeve fixing plate (47), and a handle (53) is also connected between the fixed bottom plate (55) and the guide sleeve fixing plate (47).

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