CN114701871A - Variable-diameter quantitative semi-automatic inlaying machine powder adding device - Google Patents

Variable-diameter quantitative semi-automatic inlaying machine powder adding device Download PDF

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Publication number
CN114701871A
CN114701871A CN202210343706.2A CN202210343706A CN114701871A CN 114701871 A CN114701871 A CN 114701871A CN 202210343706 A CN202210343706 A CN 202210343706A CN 114701871 A CN114701871 A CN 114701871A
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China
Prior art keywords
feeding
box
box body
positioning
variable
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Pending
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CN202210343706.2A
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Chinese (zh)
Inventor
陈昂杨
王本松
肖慧
朱美玲
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Nfaic High Precision Transmission Co ltd
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Nfaic High Precision Transmission Co ltd
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Priority to CN202210343706.2A priority Critical patent/CN114701871A/en
Publication of CN114701871A publication Critical patent/CN114701871A/en
Pending legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G65/00—Loading or unloading
    • B65G65/005—Control arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/54—Gates or closures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G11/00—Chutes
    • B65G11/02—Chutes of straight form
    • B65G11/026—Chutes of straight form for bulk
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G11/00—Chutes
    • B65G11/18—Supports or mountings
    • B65G11/186—Supports or mountings for bulk
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G65/00—Loading or unloading
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G65/00—Loading or unloading
    • B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
    • B65G65/34—Emptying devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
    • B65G2201/04—Bulk

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Basic Packing Technique (AREA)

Abstract

The invention discloses a variable-diameter quantitative semi-automatic inlaying machine powder feeding device which comprises a box body, wherein a quantitative weighing mechanism is arranged in the box body, the quantitative weighing mechanism comprises a storage box, a pressure device, a feeding box and a weighing device, the storage box is fixed on the inner surface of the top wall of the box body, the pressure device is fixed on the bottom wall of the storage box, the feeding box is positioned below the pressure device, the weighing device is installed on the inner surface of the bottom wall of the box body, a spring is connected between the weighing device and the feeding box, a storage bin is arranged in the storage box, a first opening and closing mechanism is arranged on the bottom wall of the storage box, a feeding bin is arranged in the feeding box, and a second opening and closing mechanism is arranged at the bottom of the feeding bin. The invention can accurately control the powder adding weight so as to control the height of the whole embedded sample, has high stability in the powder adding process, can conveniently replace the caliber of the funnel according to the requirement and has high applicability.

Description

Variable-diameter quantitative semi-automatic powder adding device of inlaying machine
Technical Field
The invention relates to the technical field of a powder adding device of an inlaying machine, in particular to a variable-diameter quantitative semi-automatic inlaying machine powder adding device.
Background
The embedding machine is suitable for thermosetting plastic pressing of small metallographic samples which are not shaped and are not easy to take. After the forming, the sample grinding and polishing operation can be conveniently carried out, and the microstructure determination under a metallographic microscope is also facilitated.
Found through the retrieval, the automatic single-end inlaying machine that publication number "CN 213337021U" disclosed, including the inlaying machine main part, the top fixed mounting of inlaying machine main part has the fixed column, and the outside of fixed column is provided with the sliding plate, has seted up the sliding hole on the sliding plate, and the fixed column runs through the sliding hole and with sliding hole sliding connection, and the spacing groove has been seted up to one side of fixed column, and fixed mounting has the stopper on one side inner wall of sliding hole. Although it is through moving down the discharging pipe with the pan feeding mouth shift up convenient with the jade powder add the pan feeding mouth in, clear up the pan feeding mouth through the convenience that shifts up to the pan feeding mouth, this application is when feeding in raw material, only opens the control valve and realizes the unloading, and unable accurate control addition, the product that spills over remains in pan feeding mouth department, still need clear up the pan feeding mouth, causes the product extravagant.
Disclosure of Invention
The application provides a semi-automatic quick-witted powder feeding device of variable footpath ration to solve the unable accurate control addition of prior art who proposes in the above-mentioned background art, the product that overflows remains in pan feeding mouth department, still need clear up the pan feeding mouth, causes the extravagant problem of product.
In order to achieve the purpose, the following technical scheme is adopted in the application:
the powder adding device comprises a box body, wherein a quantitative weighing mechanism is arranged in the box body, the quantitative weighing mechanism comprises a storage box, a pressure device, a feeding box and a weighing device, the storage box is fixed on the inner surface of the top wall of the box body, the pressure device is fixed on the bottom wall of the storage box, the feeding box is positioned below the pressure device, the weighing device is arranged on the inner surface of the bottom wall of the box body, a spring is connected between the weighing device and the feeding box, a storage bin is arranged in the storage box, a first opening and closing mechanism is arranged on the bottom wall of the storage box, a feeding bin is arranged in the feeding box, and a second opening and closing mechanism is arranged at the bottom of the feeding bin.
As a preferable technical scheme of the invention, a controller is installed on one side wall of the box body, and the controller is electrically connected with the pressure device and the weighing device respectively.
As a preferred technical scheme of the invention, the bottom wall of the box body is provided with a through hole, a material guide cylinder is movably arranged in the through hole, the bottom of the material guide cylinder is provided with a funnel, the top wall of the box body is provided with a feeding hole, and a feeding opening cover is arranged above the feeding hole.
As a preferred technical scheme of the invention, the bottom wall of the box body is also provided with a telescopic rod, the bottom end of the telescopic rod is provided with a positioning assembly, the positioning assembly comprises an installation block, the installation block is fixedly connected with the telescopic rod, a positioning rod is movably arranged on the installation block, one end of the positioning rod is fixedly provided with a pull block, the other end of the positioning rod is fixedly provided with a positioning block, the positioning rod is sleeved with a tension spring, and the tension spring is positioned between the installation block and the positioning block.
As a preferred technical scheme, the telescopic rod comprises a sleeve, the top end of the sleeve is fixed on the bottom wall of the box body, a movable rod is movably arranged on the bottom wall of the sleeve, one end, located in the sleeve, of the movable rod is evenly provided with positioning holes in the vertical direction, and the bottom of one side wall of the sleeve is in threaded connection with a positioning bolt.
In a preferred embodiment of the present invention, the bottom wall of the box body is fixed with a plurality of pillars, and the bottom ends of the pillars are provided with brake wheels.
As a preferred technical scheme of the invention, the vertical section of the feeding bin is of a trapezoidal structure with a large top and a small bottom, and the cross section of the top of the feeding bin is larger than that of the first opening and closing mechanism.
As a preferable technical scheme of the invention, one end of the positioning block, which is close to the funnel, is provided with an inclined surface matched with the funnel.
The invention has the beneficial effects that:
1. the quantitative weighing mechanism is arranged to send powder into the storage bin of the storage box, after the first opening and closing mechanism is opened, the powder in the storage bin can enter the feeding bin, the weight is increased due to the increase of the powder amount in the feeding bin, the spring is compressed, the weight is measured by the pressure device below the spring, the controller is compared with a set value in the controller, when the two values are consistent, the first opening and closing mechanism is closed, meanwhile, the second opening and closing mechanism is opened, quantitative feeding can be conducted in the inlaying machine, accuracy and convenience are achieved, and waste is reduced;
2. by arranging the telescopic rod and the positioning assembly, the funnel can be conveniently fixed, the guide cylinder is limited, the feeding stability can be ensured, powder is prevented from being spilled, when the caliber of the funnel needs to be changed to adapt to different inlaying machines, the funnel can be quickly taken down, and the operation is simple;
3. through setting up feeding flap, pillar and brake wheel isotructure, the feeding flap is used for sheltering from the feed inlet, avoids the powder to fly upward from the feed inlet, utilizes the brake wheel to remove equipment to the top of inlaying machine to it is fixed with equipment through the brake equipment on the brake wheel, conveniently adds going on of powder process.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the case of the present invention;
FIG. 3 is a cross-sectional view of the case of the present invention;
FIG. 4 is a schematic structural view of the telescoping pole of the present invention;
fig. 5 is an enlarged view of a point a in fig. 1.
In the figure: 1. a box body; 101. a material storage box; 102. a pressure device; 103. a feeding box; 104. a weighing device; 105. a spring; 106. a storage bin; 107. a first opening and closing mechanism; 108. a feeding bin; 109. a second opening and closing mechanism; 2. a controller; 3. a material guide cylinder; 4. a funnel; 5. a feed inlet; 6. a feed inlet cover; 7. a support post; 8. a brake wheel; 9. a telescopic rod; 901. a sleeve; 902. a movable rod; 903. positioning holes; 904. positioning the bolt; 10. a positioning assembly; 1001. mounting blocks; 1002. positioning a rod; 1003. pulling the block; 1004. positioning blocks; 1005. a tension spring.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.
Referring to fig. 1-3, the variable-diameter quantitative semi-automatic powder feeding device of a mosaic machine comprises a box body 1, a quantitative weighing mechanism is arranged in the box body 1, the quantitative weighing mechanism comprises a storage box 101, a pressure device 102, a feeding box 103 and a weighing device 104, the storage box 101 is fixed on the inner surface of the top wall of the box body 1, the pressure device 102 is fixed on the bottom wall of the storage box 101, the feeding box 103 is positioned below the pressure device 102, the weighing device 104 is arranged on the inner surface of the bottom wall of the box body 1, a spring 105 is connected between the weighing device 104 and the feeding box 103, a storage bin 106 is arranged in the storage box 101, a first opening and closing mechanism 107 is arranged on the bottom wall of the storage box 101, a feeding bin 108 is arranged in the feeding box 103, and a second opening and closing mechanism 109 is arranged at the bottom of the feeding bin 108.
Referring to fig. 1, a controller 2 is installed on a side wall of a box 1, and the controller 2 is electrically connected to a pressure device 102 and a weighing device 104, respectively.
The working process is as follows: opening the controller 2, adding powder into the storage bin 106 of the storage box 101, wherein the loading capacity of the storage bin 106 is between 100g and 1000g (the range can be set according to the actual requirement), when the weight measured by the pressure device 102 is not in the range, the display on the controller 2 gives an alarm, the color is red, the device cannot operate, the powder amount is increased or decreased properly to reach the required range value, the powder amount (such as 20g) of the embedding machine is input on the display, and meanwhile, the powder amount is required to be noticed to be not more than the lowest powder loading amount of the storage bin 106, a start button on the controller 2 is pressed, the opening and closing mechanism I107 is opened slowly, the powder in the storage bin 106 enters the feeding bin 108, the weight of the feeding bin 108 is increased due to the increase of the powder amount, the spring 105 is compressed, the weighing device 104 below the spring 105 weighs the weight, and compares the weight with the set value on the controller 2, when the two are consistent, the feeding amount can be accurately obtained.
Referring to fig. 1-3, a through hole is formed in the bottom wall of the box body 1, a material guide cylinder 3 is movably arranged in the through hole, a funnel 4 is arranged at the bottom of the material guide cylinder 3, a feed port 5 is formed in the top wall of the box body 1, and a feed port cover 6 is arranged above the feed port 5; guide cylinder 3 can reciprocate, and pulling guide cylinder 3 downwards makes funnel 4 stretch into the inner chamber of inlaying machine, avoids the powder to spill, has guaranteed the life of inlaying machine, and feed inlet lid 6 is used for sheltering from feed inlet 5, can avoid the powder to fly upward.
Referring to fig. 1 and 5, a telescopic rod 9 is further disposed on the bottom wall of the box body 1, a positioning assembly 10 is mounted at the bottom end of the telescopic rod 9, the positioning assembly 10 includes a mounting block 1001, the mounting block 1001 is fixedly connected with the telescopic rod 9, a positioning rod 1002 is movably disposed on the mounting block 1001, a pulling block 1003 is fixed at one end of the positioning rod 1002, a positioning block 1004 is fixed at the other end of the positioning rod 1002, a tension spring 1005 is sleeved on the positioning rod 1002, and the tension spring 1005 is located between the mounting block 1001 and the positioning block 1004; when the guide cylinder 3 is pulled, the telescopic rod 9 can move together with the guide cylinder 3, the positioning component 10 moves along with the telescopic rod 9 to adapt to the funnel 4 with the changed position, the positioning component 10 is utilized to position and clamp the funnel 4, the stability of the guide cylinder 3 and the funnel 4 is ensured, and the feeding is more accurate.
Referring to fig. 4, the telescopic rod 9 includes a sleeve 901, a top end of the sleeve 901 is fixed on a bottom wall of the box body 1, a movable rod 902 is movably disposed on the bottom wall of the sleeve 901, positioning holes 903 are uniformly formed in one end of the movable rod 902 located in the sleeve 901 along a vertical direction, and a positioning bolt 904 is connected to a bottom thread of one side wall of the sleeve 901; the movable rod 902 can move in the sleeve 901, and the movable rod 902 can be fixed by inserting the positioning bolt 904 into the positioning hole 903, so that the operation is simple.
Referring to fig. 1, a plurality of pillars 7 are fixed on the bottom wall of the box body 1, and a brake wheel 8 is installed at the bottom end of each pillar 7; the box body 1 is supported by the support post 7 to keep enough height, the equipment is moved to the upper part of the inlaying machine through the brake wheel 8, and the equipment is conveniently fixed.
Referring to fig. 3, the vertical section of the feeding bin 108 is a trapezoid structure with a large top and a small bottom, and the cross section of the top of the feeding bin 108 is larger than that of the first opening and closing mechanism 107; the powder falling from the opening and closing mechanism I107 can be ensured to completely enter the feeding bin 108, and the powder is prevented from remaining on the feeding box 103.
Referring to fig. 5, an inclined plane matching with the hopper 4 is disposed at one end of the positioning block 1004 close to the hopper 4; the inclined surface on the positioning block 1004 enables the positioning block 1004 to better match with the funnel 4, and the clamping is more stable.
The working principle is as follows: when in use, the whole device is moved to the upper part of the inlaying machine, the brake wheel 8 is utilized to fix the equipment, the telescopic rod 9 and the positioning component 10 can prevent the guide cylinder 3 from falling off from the box body 1, according to the diameter of the inner diameter of the inlaying machine, when the funnel 4 needs to be replaced, the pulling block 1003 is pulled, the positioning block 1004 is separated from the funnel 4, the funnel 4 is detached from the guide cylinder 3, then the adaptive funnel 4 is replaced, and the positioning bolt 904 is screwed out, so that the movable rod 902 in the telescopic rod 9 can move freely, the material guide cylinder 3 is pulled, so that the bottom end of the funnel 4 extends into the inner cavity of the inlaying machine, the movable rod 902 is adjusted to a proper height according to the height of the funnel 4, the positioning bolts 904 are then screwed into the corresponding positioning holes 903, the movable rod 902 is fixed, under the action of the elastic force of the tension spring 1005, the positioning block 1004 is in contact with the funnel 4, so that the position of the funnel 4 can be fixed, and the stability during powder adding is improved;
the controller 2 is opened, the feed port cover 6 is removed, powder is added into the storage bin 106 of the storage box 101 through the feed port 5, the loading capacity of the storage bin 106 is between 100g and 1000g (the range can be set according to actual requirements), when the weight measured by the pressure device 102 is not in the range, a display on the controller 2 gives an alarm, the color is marked red, the equipment cannot operate, and the powder amount is increased or decreased appropriately to achieve the required range value; inputting the powder amount (such as 20g) added into the inlaying machine on a display, and meanwhile, paying attention that the powder adding amount is not larger than the lowest powder loading amount of the storage bin 106, pressing a start button on the controller 2, slowly opening the first opening and closing mechanism 107, enabling the powder in the storage bin 106 to enter the feeding bin 108, enabling the weight to be increased due to the increase of the powder amount in the feeding bin 108, compressing the spring 105, enabling the weighing device 104 below the spring 105 to weigh the weight, comparing the weight with a set value on the controller 2, closing the first opening and closing mechanism 107, opening the second opening and closing mechanism 109, enabling the powder in the feeding bin 108 to enter an inner cavity of the inlaying machine through the material guide cylinder 3 and the funnel 4, closing the second opening and closing mechanism 109 when the weighed weight of the weighing device 104 is zero, finishing the whole powder adding process, and accurately controlling the powder adding weight, so as to control the height of the whole inlaying sample;
after the powder is added, the screen of the controller 2 is watched, whether the powder amount in the storage bin 106 is enough is checked, then the device is closed, the guide cylinder 3 is pulled upwards, the funnel 4 is withdrawn from the inner cavity of the inlaying machine, then the movable rod 902 of the telescopic rod 9 is reset, the funnel 4 and the guide cylinder 3 are fixed, the device is moved to a standby area, and the next powder adding operation is facilitated.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The variable-diameter quantitative semi-automatic inlaying machine powder adding device comprises a box body (1) and is characterized in that, a quantitative weighing mechanism is arranged in the box body (1), the quantitative weighing mechanism comprises a storage box (101), a pressure device (102), a feeding box (103) and a weighing device (104), the storage box (101) is fixed on the inner surface of the top wall of the box body (1), the pressure device (102) is fixed on the bottom wall of the storage box (101), the feeding box (103) is positioned below the pressure device (102), the weighing device (104) is arranged on the inner surface of the bottom wall of the box body (1), and a spring (105) is connected between the weighing device (104) and the feeding box (103), a storage bin (106) is arranged in the storage box (101), a first opening and closing mechanism (107) is arranged on the bottom wall of the storage box (101), a feeding bin (108) is arranged in the feeding box (103), and a second opening and closing mechanism (109) is arranged at the bottom of the feeding bin (108).
2. The variable-diameter quantitative semi-automatic inlaying machine powder adding device according to claim 1, wherein a controller (2) is installed on one side wall of the box body (1), and the controller (2) is electrically connected with the pressure device (102) and the weighing device (104) respectively.
3. The variable-diameter quantitative semi-automatic powder adding device of an inlaying machine according to claim 1, wherein a through hole is formed in the bottom wall of the box body (1), a material guide cylinder (3) is movably arranged in the through hole, a hopper (4) is mounted at the bottom of the material guide cylinder (3), a feeding hole (5) is formed in the top wall of the box body (1), and a feeding opening cover (6) is arranged above the feeding hole (5).
4. The variable-diameter quantitative semi-automatic inlaying machine powder adding device according to claim 1, wherein a telescopic rod (9) is further arranged on the bottom wall of the box body (1), a positioning assembly (10) is installed at the bottom end of the telescopic rod (9), the positioning assembly (10) comprises an installation block (1001), the installation block (1001) is fixedly connected with the telescopic rod (9), a positioning rod (1002) is movably arranged on the installation block (1001), a pulling block (1003) is fixed to one end of the positioning rod (1002), a positioning block (1004) is fixed to the other end of the positioning rod (1002), a tension spring (1005) is sleeved on the positioning rod (1002), and the tension spring (1005) is located between the installation block (1001) and the positioning block (1004).
5. The variable-diameter quantitative semi-automatic powder adding device of an inlaying machine according to claim 4, wherein the telescopic rod (9) comprises a sleeve (901), the top end of the sleeve (901) is fixed to the bottom wall of the box body (1), a movable rod (902) is movably arranged on the bottom wall of the sleeve (901), one end, located in the sleeve (901), of the movable rod (902) is evenly provided with positioning holes (903) in the vertical direction, and the bottom of one side wall of the sleeve (901) is in threaded connection with positioning bolts (904).
6. The variable-diameter quantitative semi-automatic inlaying machine powder adding device according to claim 1, wherein a plurality of pillars (7) are fixed on the bottom wall of the box body (1), and brake wheels (8) are mounted at the bottom ends of the pillars (7).
7. The variable-diameter quantitative semi-automatic inlaying machine powder adding device according to claim 1, wherein the vertical section of the feeding bin (108) is of a trapezoid structure with a large upper part and a small lower part, and the cross section of the top of the feeding bin (108) is larger than that of the first opening and closing mechanism (107).
8. The variable-diameter quantitative semi-automatic inlaying machine powder adding device according to claim 4, wherein one end of the positioning block (1004) close to the funnel (4) is provided with an inclined surface matched with the funnel (4).
CN202210343706.2A 2022-03-31 2022-03-31 Variable-diameter quantitative semi-automatic inlaying machine powder adding device Pending CN114701871A (en)

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