Primer paper tube assembling machine

Abstract

The primer paper tube assembling machine comprises a stacking cabin, a step feeding mechanism, a first conveying belt, a reversing tube, a stop pushing mechanism, a second conveying belt, a core mold conveying line and a paper tube transferring mechanical arm, the stacking cabin is used for storing paper tubes, and a discharging opening is formed in the lower portion of one side of the stacking cabin; a bottom inlet area of the stepped feeding mechanism is in butt joint with the discharging opening; the first conveying belt is located on the side, away from the stacking cabin, of the stepped feeding mechanism and used for bearing the paper tubes conveyed by the stepped feeding mechanism. The reversing pipe is arranged on one side of the first conveying belt and used for guiding the paper tubes to be converted into the vertical state from the horizontal state in the falling process. The stop pushing mechanism is arranged corresponding to the reversing pipe and used for pushing the paper pipes on the first conveying belt to the position of the reversing pipe. And the second conveying belt is used for receiving the paper tubes falling from the reversing tube, and is provided with a plurality of anti-falling column bodies which are uniformly distributed. The primer paper tube assembling machine is high in production efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of explosive tool production equipment, in particular to an explosive tool paper tube assembly machine. Background Art

[0002] The detonator is also called the booster column. It is used to detonate low-sensitivity explosives such as ammonium nitrate oil explosives, slurry explosives, emulsion explosives and other explosives without detonator sensitivity. The detonation principle of the detonator is to detonate the detonator through the detonator or detonating cord inserted in the detonator, and then the detonator detonates the low-sensitivity explosives. The detonator plays the role of amplifying the detonation wave.

[0003] In the process of producing the detonator, there is a step of assembling the paper tube, specifically, assembling the paper tube to the bottom cover located on the detonator core mold so that at least a part of the bottom shell is nested in the bottom end of the paper tube. In the prior art, there is a lack of a fully automatic detonator paper tube assembly machine, so that the assembly efficiency of the detonator paper tube is low. Summary of the invention

[0004] The technical problem solved by the present invention is to provide a fully automatic detonator paper tube assembly machine with high production efficiency.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is: a paper tube assembly machine for detonating tools, comprising:

[0006] A stacking compartment, the stacking compartment is used to store paper tubes, and a discharge port is provided at a lower part of one side of the stacking compartment;

[0007] A step feeding mechanism, wherein the bottom inlet area of ​​the step feeding mechanism is connected to the discharge port;

[0008] A first conveyor belt, the first conveyor belt is located on a side of the step feeding mechanism away from the stacking chamber, and the first conveyor belt is used to receive the paper tubes transported by the step feeding mechanism;

[0009] A reversing pipe, the reversing pipe is arranged on one side of the first conveyor belt, and the reversing pipe is used to guide the paper tube to change from a horizontal state to an upright state during the falling process;

[0010] A stop pushing mechanism, the stop pushing mechanism is arranged corresponding to the reversing tube, and the stop pushing mechanism is used to push the paper tube on the first conveyor belt to the reversing tube;

[0011] a second conveyor belt, the second conveyor belt is used to receive the paper tubes falling from the reversing tube, the second conveyor belt has a plurality of evenly arranged anti-falling columns, and the end of the second conveyor belt away from the reversing tube has a plurality of clamping and positioning components arranged in a row, the clamping and positioning components are used to clamp and position the paper tubes in an upright state that are sleeved on the anti-falling columns;

[0012] A core mold conveying line, wherein the core mold conveying line is used to convey the core mold of the detonator;

[0013] A paper tube transfer robot is used to grab the paper tube positioned by the clamping and positioning assembly, and to sleeve the paper tube onto the bottom cover on the detonator core mold.

[0014] The beneficial effects of the present invention are as follows: the paper tube assembly machine for detonators has a novel structure and can realize fully automatic loading, positioning and installation of paper tubes for detonators, thus greatly improving the assembly efficiency of paper tube assembly work for detonators and helping to reduce production costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0016] Figure 1 This is a structural schematic diagram of a paper tube assembly machine for detonators;

[0017] Figure 2 A cross-sectional view of a stacking compartment in a paper tube assembly machine for detonators;

[0018] Figure 3 It is a structural schematic diagram of the stopper and push mechanism in the detonator paper tube assembly machine;

[0019] Figure 4 It is a structural schematic diagram of the positioning and shaping mechanism and the jacking mechanism in the detonator paper tube assembly machine.

[0020] Description of Figure Numbers:

[0021] 1. Stacking chamber; 11. Discharge port; 12. Partition wall; 13. Discharge port; 14. Disturbance shaft; 15. Aisle;

[0022] 2. Step feeding mechanism;

[0023] 3. The first conveyor belt;

[0024] 4. Reversing tube;

[0025] 5. Stop push mechanism; 51. Stop push driving member; 52. Stop push member; 521. Stop portion; 522. Cavity portion;

[0026] 6. Second conveyor belt; 61. Anti-falling column; 62. Clamping and positioning assembly;

[0027] 7. Core mold conveyor line;

[0028] 8. Paper tube transfer robot;

[0029] 9. Positioning shaping mechanism; 91. Positioning shaping lifting drive member; 92. Positioning shaping mounting frame; 93. Positioning shaping clamping drive member; 94. Positioning shaping strip; 941. Positioning shaping notch;

[0030] 10. Lifting mechanism; 101. Lifting mounting plate; 102. Lifting plate; 103. Lifting drive member. DETAILED DESCRIPTION

[0031] The purpose, features and advantages of the present invention will be further described with reference to the accompanying drawings in conjunction with the embodiments.

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] It should be noted that if the embodiments of the present invention involve directional indications such as up, down, left, right, front, back, etc., then the directional indications are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture as shown in the accompanying drawings. If the specific posture changes, the directional indication will also change accordingly.

[0034] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features.

[0035] In addition, if the meaning of "and / or" appears in the full text is to include three parallel solutions, taking "and / or" as an example, it includes solutions, or solutions, or and solutions that are satisfied at the same time. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the protection scope required by the present invention.

[0036] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like 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 elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0037] It should be noted that the shell of the current detonator product is generally a paper tube structure, so this patent refers to the shell of the detonator product as a paper tube. The shell of the detonator product can also be made of other materials (such as plastic). In this case, its shell should be considered equivalent to the paper tube described in this patent. It cannot be considered that it is not the paper tube claimed in this patent just because the shell is not made of paper material.

[0038] Embodiment 1

[0039] Please refer to Figures 1 to 4 , Embodiment 1 of the present invention is: a paper tube assembly machine for detonating tools, comprising a stacking compartment 1, a step feeding mechanism 2, a first conveyor belt 3, a reversing tube 4, a stop pushing mechanism 5, a second conveyor belt 6, a core mold conveying line 7 and a paper tube transfer manipulator 8, wherein the stacking compartment 1 is used to store paper tubes, and a discharge port 11 is provided at a lower portion of one side of the stacking compartment 1; the bottom entrance area of ​​the step feeding mechanism 2 is connected to the discharge port 11, and when the step plate of the lowest layer in the step feeding mechanism 2 rises, the bottom entrance area of ​​the step feeding mechanism 2 rises, and the distance between the step plate of the lowest layer and the discharge port 11 is less than the diameter of the paper tube, so that during the operation of the step feeding mechanism 2, the paper tube at the discharge port 11 of the stacking compartment 1 will not fall accidentally;

[0040] The first conveyor belt 3 is located at a side of the step feeding mechanism 2 away from the stacking chamber 1. The first conveyor belt 3 is used to receive the paper tubes transported by the step feeding mechanism 2. It is easy to understand that the paper tubes transported by the first conveyor belt 3 are in a horizontal state.

[0041] The reversing tube 4 is arranged on one side of the first conveyor belt 3, and the reversing tube 4 is used to guide the paper tube to change from a horizontal state to an upright state during the falling process;

[0042] The stop pushing mechanism 5 is arranged corresponding to the reversing tube 4, and the stop pushing mechanism 5 is used to push the paper tube on the first conveyor belt 3 to the reversing tube 4, and then the paper tube will fall from the reversing tube 4;

[0043] The second conveyor belt 6 is used to receive the paper tubes falling from the reversing tube 4. The second conveyor belt 6 has a plurality of evenly arranged anti-falling columns 61. The anti-falling columns 61 can be inserted into the hollow area of ​​the paper tubes falling from the reversing tube 4. The end of the second conveyor belt 6 away from the reversing tube 4 has a plurality of clamping and positioning components 62 arranged in a row. The clamping and positioning components 62 are used to clamp and position the paper tubes in an upright state that are sleeved on the anti-falling columns 61.

[0044] The core mold conveying line 7 is used to convey the core mold of the detonator. If necessary, the core mold conveying line 7 corresponds to the section of the detonator paper tube assembly machine, and the core shaft of the detonator core mold conveyed by the detonator has been covered with the bottom cover of the detonator.

[0045] The paper tube transfer robot 8 is used to grab the paper tube positioned by the clamping and positioning assembly 62, and to put the paper tube on the bottom cover on the detonator core mold.

[0046] In order to improve the stuck phenomenon of the paper tubes stored in the stacking compartment 1, a plurality of partition walls 12 are provided in the stacking compartment 1, and the plurality of partition walls 12 are arranged side by side and at intervals to divide the internal space of the stacking compartment 1 into a plurality of compartments, and a discharge port 13 is provided at the bottom of each compartment, and the width of the compartment is slightly larger than the length of the paper tube, and the width of the compartment is smaller than the sum of the length of the paper tube and the diameter of the paper tube; the bottom plate and the front wall plate of the compartment are respectively inclined, so that the paper tubes stored in the compartment have a tendency to move toward the discharge port 13;

[0047] In order to further improve the jamming phenomenon of the paper tubes stored in the stacking chamber 1 and make the paper tubes discharge more smoothly, in the present embodiment, a disturbance mechanism is provided on the stacking chamber 1, and the disturbance mechanism includes a disturbance shaft 14 and a disturbance driving member, and the disturbance driving member can be selected from a motor, a rotary cylinder, etc.; the disturbance shaft 14 is rotatably mounted on the stacking chamber 1 and is located between the discharge port 13 and the discharge port 11, and a passage 15 for the paper tube to pass through is provided below the disturbance shaft 14, and the passage 15 connects the discharge port 13 and the discharge port 11, the disturbance driving member is provided on the stacking chamber 1 and connected to the disturbance shaft 14 to drive the disturbance shaft 14 to rotate, and a disturbance structure is provided on the disturbance shaft 14, and the disturbance structure is used to resist the paper tube located at the discharge port 13 to make the paper tube located at the discharge port 13 retreat. In one or more embodiments, the disturbance structure is a disturbance plate, each compartment is provided with a disturbance plate, and the disturbance plate can be made of either hard material or flexible material. Preferably, the disturbance drive member works intermittently.

[0048] The stop pushing mechanism 5 includes a stop pushing driving member 51 and a stop pushing member 52. The stop pushing driving member 51 is connected to the stop pushing member 52 to drive the stop pushing member 52 to move linearly. The stop pushing driving member 51 can be selected from a cylinder, an electric push rod, etc. The moving direction of the stop pushing member 52 is perpendicular to the transport direction of the first conveyor belt 3. The stop pushing member 52 includes a stop portion 521 and a cavity portion 522 connected side by side. When the cavity portion 522 is located above the reversing tube 4, the stop portion 521 is located above the first conveyor belt 3 to stop the paper tube transported by the first conveyor belt 3. When the cavity portion 522 is located above the first conveyor belt 3, the cavity portion 522 can accommodate a paper tube, and then the stop push driving member 51 drives the stop push member 52 to move, so that the cavity portion 522 is located above the reversing tube 4 and the stop portion 521 is located above the first conveyor belt 3. At the same time, the paper tube in the cavity portion 522 falls through the reversing tube 4, and the stop portion 521 stops the paper tube on the first conveyor belt 3 from continuing to move forward; then, driven by the stop push driving member 51, the cavity portion 522 returns to the top of the first conveyor belt 3 to accommodate the next paper tube, and the cycle repeats.

[0049] In this embodiment, the reversing tube 4 is a curved tube. In other embodiments, the reversing tube 4 can also be a straight tube or a reducing tube. When the reversing tube 4 is a reducing tube, the inner diameter of the upper area of ​​the reversing tube 4 is greater than the inner diameter of the lower area of ​​the reversing tube 4.

[0050] In order to optimize the spatial layout of the detonator paper tube assembly machine and improve space utilization, in this embodiment, the clamping and positioning assembly 62 and the stacking chamber 1 are located on the same side of the first conveyor belt 3, and the stacking chamber 1 and the core mold conveyor line 7 are located on one side of the first conveyor belt 3.

[0051] Specifically, the second conveyor belt 6 is a plate chain conveyor line, and the anti-collapse column 61 is provided on each plate structure on the plate chain conveyor line.

[0052] The detonator paper tube assembly machine also includes a positioning and shaping mechanism 9 arranged on the core mold conveying line 7, the positioning and shaping mechanism 9 includes a positioning and shaping lifting drive member 91, a positioning and shaping mounting frame 92, a positioning and shaping clamping drive member 93 and a positioning and shaping strip 94, the positioning and shaping lifting drive member 91 is connected to the positioning and shaping mounting frame 92 to drive the positioning and shaping mounting frame 92 to rise and fall, the positioning and shaping clamping drive member 93 is arranged on the positioning and shaping mounting frame 92 and connected to the positioning and shaping strip 94, the positioning and shaping clamping drive member 93 drives the two matching positioning and shaping strips 94 to open and close, and the two matching positioning and shaping strips 94 are respectively provided with positioning and shaping notches 941 on one side close to each other, and the positioning and shaping notches 941 include a semi-cylindrical portion and a semi-conical portion that are connected, the semi-conical portion is located above the semi-cylindrical portion and the small-diameter end of the semi-conical portion is connected to the top of the semi-cylindrical portion.

[0053] The positioning and shaping lifting drive component 91 can be a cylinder, an electric push rod, etc.; the positioning and shaping clamping drive component 93 can be a clamping cylinder, etc.

[0054] When the two matching positioning and shaping strips 94 are closed, the shaping notches on the two positioning and shaping strips 94 form a complete positioning and shaping hole, which includes a connected truncated cone section and a cylindrical section, wherein the small diameter end of the truncated cone section is connected to the top of the cylindrical section, the truncated cone section can guide the paper tube into the positioning and shaping hole, and the cylindrical section can shape the paper tube, thereby improving the roundness of the bottom end of the paper tube, and allowing the bottom end of the paper tube to be more smoothly fitted onto the bottom cover.

[0055] The positioning and shaping lifting drive member 91 can make the positioning and shaping mounting frame 92 rise, so that the detonator core mold transported by the core mold conveying line 7 can pass under the positioning and shaping bar 94.

[0056] In order to improve the working stability of the detonator paper tube assembly machine, the detonator paper tube assembly machine also includes a lifting mechanism 10 arranged on the core mold conveying line 7, and the lifting mechanism 10 is arranged corresponding to the positioning and shaping mechanism 9. The lifting mechanism 10 includes a lifting mounting plate 101, a lifting plate 102 and a lifting driving component 103. The lifting driving component 103 connects the lifting mounting plate 101 and the lifting plate 102 to drive the lifting plate 102 to rise and fall. The paper tube transfer robot 8 puts the grabbed paper tube on the bottom cover on the detonator core mold on the lifting plate 102.

[0057] The lifting mechanism 10 can lift the detonator core mold of the paper tube to be installed, so as to ensure the accuracy and smoothness of assembly. The lifting drive component 103 can be a cylinder, an electric push rod, etc.

[0058] As a preferred embodiment, the positioning and shaping lifting drive member 91 is installed on the lifting installation plate 101. In this way, the positioning and shaping mechanism 9 and the lifting mechanism 10 can form an integral module.

[0059] The working process of this detonator paper tube assembly machine is briefly described as follows:

[0060] When the paper tube falls through the reversing tube, the paper tube falls onto the second conveyor belt, and the hollow area of ​​each paper tube falling onto the second conveyor belt is inserted into the anti-falling column;

[0061] The second conveyor belt transports the upright paper tube to the working position of the clamping and positioning component, and the clamping and positioning component works to clamp and position the paper tube;

[0062] After the core mold of the detonator is transported to the top of the lifting plate on the core mold conveying line, the lifting plate lifts the core mold of the detonator, so that the core mold of the detonator to be installed with the paper tube rises and leaves the core mold conveying line;

[0063] The positioning shaping lifting drive member drives the positioning shaping mounting frame to descend, and the positioning shaping clamping drive member drives the two matching positioning shaping strips to close together to form a positioning shaping hole, and the positioning shaping hole corresponds to the bottom cover on the core mold of the detonator;

[0064] The paper tube transfer robot grabs the paper tube clamped and positioned by the clamping and positioning assembly, and inserts the paper tube into the positioning shaping hole to complete the assembly of the paper tube and the bottom cover;

[0065] The paper tube transfer robot is reset, the positioning and shaping clamping drive drives the two matching positioning and shaping strips to separate, the positioning and shaping lifting drive drives the positioning and shaping mounting frame to rise, and the lifting plate drives the detonator core mold it carries to descend and fall back onto the core mold conveying line.

[0066] The above are only optional embodiments of the present invention, and do not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. Detonator paper tube assembly machine, characterized by: include A stacking compartment, the stacking compartment is used to store paper tubes, and a discharge port is provided at a lower part of one side of the stacking compartment; A step feeding mechanism, wherein the bottom inlet area of ​​the step feeding mechanism is connected to the discharge port; A first conveyor belt, the first conveyor belt is located on a side of the step feeding mechanism away from the stacking chamber, and the first conveyor belt is used to receive the paper tubes transported by the step feeding mechanism; A reversing pipe, the reversing pipe is arranged on one side of the first conveyor belt, and the reversing pipe is used to guide the paper tube to change from a horizontal state to an upright state during the falling process; A stop pushing mechanism, the stop pushing mechanism is arranged corresponding to the reversing tube, and the stop pushing mechanism is used to push the paper tube on the first conveyor belt to the reversing tube; a second conveyor belt, the second conveyor belt is used to receive the paper tubes falling from the reversing tube, the second conveyor belt has a plurality of evenly arranged anti-falling columns, and the end of the second conveyor belt away from the reversing tube has a plurality of clamping and positioning components arranged in a row, the clamping and positioning components are used to clamp and position the paper tubes in an upright state that are sleeved on the anti-falling columns; A core mold conveying line, wherein the core mold conveying line is used to convey the core mold of the detonator; A paper tube transfer robot is used to grab the paper tube positioned by the clamping and positioning assembly, and to sleeve the paper tube onto the bottom cover on the detonator core mold.

2. The paper tube assembly machine for detonating tools according to claim 1, characterized in that: The stacking chamber is provided with a plurality of partition walls, the plurality of partition walls are arranged side by side and at intervals to divide the internal space of the stacking chamber into a plurality of compartments, and a discharge port is provided at the bottom of each compartment; the bottom plate and the front wall plate of the compartment are respectively inclined so that the paper tubes stored in the compartment have a tendency to move toward the discharge port; the stacking chamber is provided with a disturbance mechanism, the disturbance mechanism comprises a disturbance shaft and a disturbance driving member, the disturbance shaft is rotatably mounted on the stacking chamber and is located between the discharge port and the outlet, a passage is provided below the disturbance shaft for the paper tube to pass through, the passage connects the discharge port and the outlet, the disturbance driving member is provided on the stacking chamber and connected to the disturbance shaft to drive the disturbance shaft to rotate, a disturbance structure is provided on the disturbance shaft, and the disturbance structure is used to resist the paper tube located at the discharge port to make the paper tube located at the discharge port retreat.

3. The paper tube assembly machine for detonating tools according to claim 2, characterized in that: The disturbance structure is a disturbance plate, and each of the compartments is respectively provided with the disturbance plate.

4. The paper tube assembly machine for detonating tools according to claim 1, characterized in that: The stop pushing mechanism includes a stop pushing driving member and a stop pushing member, the stop pushing driving member is connected to the stop pushing member to drive the stop pushing member to move in a straight line, the moving direction of the stop pushing member is perpendicular to the transport direction of the first conveyor belt, the stop pushing member includes a stop portion and a cavity portion connected side by side, when the cavity portion is located above the reversing tube, the stop portion is located above the first conveyor belt to stop the paper tube transported by the first conveyor belt.

5. The paper tube assembly machine for detonating tools according to claim 1, characterized in that: The reversing pipe is a curved pipe, a straight pipe or a reducing pipe.

6. The paper tube assembly machine for detonating tools according to claim 1, characterized in that: The clamping and positioning assembly and the stacking chamber are located on the same side of the first conveyor belt, and the stacking chamber and the core mold conveying line are located on one side of the first conveyor belt.

7. The paper tube assembly machine for detonating tools according to claim 1, characterized in that: The second conveyor belt is a plate chain conveyor line, and the anti-collapse column is provided on each plate structure on the plate chain conveyor line.

8. The paper tube assembly machine for detonating tools according to claim 1, characterized in that: It also includes a positioning and shaping mechanism arranged on the core mold conveying line, the positioning and shaping mechanism includes a positioning and shaping lifting drive member, a positioning and shaping mounting frame, a positioning and shaping clamping drive member and a positioning and shaping strip, the positioning and shaping lifting drive member is connected to the positioning and shaping mounting frame to drive the positioning and shaping mounting frame to lift and lower, the positioning and shaping clamping drive member is arranged on the positioning and shaping mounting frame and connected to the positioning and shaping strip, the positioning and shaping clamping drive member drives the two matching positioning and shaping strips to open and close, and the two matching positioning and shaping strips are respectively provided with positioning and shaping notches on one side close to each other, the positioning and shaping notches include a semi-cylindrical portion and a semi-conical portion that are connected, the semi-conical portion is located above the semi-cylindrical portion and the small-diameter end of the semi-conical portion is connected to the top of the semi-cylindrical portion.

9. The paper tube assembly machine for detonating tools according to claim 8, characterized in that: It also includes a lifting mechanism arranged on the core mold conveying line, the lifting mechanism is arranged corresponding to the positioning and shaping mechanism, the lifting mechanism includes a lifting mounting plate, a lifting plate and a lifting driving component, the lifting driving component connects the lifting mounting plate and the lifting plate to drive the lifting plate to rise and fall, and the paper tube transfer robot puts the grabbed paper tube on the bottom cover on the detonator core mold on the lifting plate.

10. The paper tube assembly machine for detonating tools according to claim 9, characterized in that: The positioning and shaping lifting drive component is installed on the jacking installation plate.

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