Automatic tax receipt pasting machine

Abstract

The utility model relates to the technical field of tax receipt pasting machines, in particular to an automatic tax receipt pasting machine which comprises a machine case, a feeding and discharging automatic circulation track, a glue attaching mechanism, an X-axis tax receipt taking and pasting mechanism, a Z-axis tax receipt taking and pasting mechanism and a tax receipt distributing mechanism. The feeding and discharging automatic circulation track is provided with a tax receipt L attaching and shaping mechanism and a tax receipt U attaching and shaping mechanism. The tax receipt distributing mechanism, the glue attaching mechanism and the feeding and discharging automatic circulation track are sequentially arranged on the top of the machine box, and the X-axis tax receipt taking and pasting mechanism and the Z-axis tax receipt taking and pasting mechanism are located on the outer sides of the tax receipt distributing mechanism, the glue attaching mechanism and the feeding and discharging automatic circulation track. Products needing to be pasted with tax receipts are manually placed in corresponding positions, the feeding and discharging automatic circulation track can drive the products to be automatically fed and positioned, and the X-axis tax receipt taking and pasting mechanism and the Z-axis tax receipt taking and pasting mechanism adhere glue to tax receipts distributed by the tax receipt distributing mechanism through the glue adhering mechanism. And in cooperation with the L attaching and shaping mechanism and the tax receipt U attaching and shaping mechanism, automatic multi-face attaching is achieved, the efficiency is improved, and the work fatigue strength is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of tax stamp machines, in particular to an automatic tax stamp machine. Background Art

[0002] Since current electronic cigarettes and other products need to be affixed with tax invoice codes when exported abroad, the traditional way of affixing tax invoices is to do it manually, but manual affixing is too slow, has large position deviations, and is inefficient. Therefore, the electronics industry is in urgent need of tax invoice machines.

[0003] However, the existing tax stamp machine has the following defects:

[0004] The existing tax stamp machine requires manual paper box loading and multi-sided tax stamp affixing, which is too slow and the labeling position cannot be fixed;

[0005] When attaching a tax invoice, glue needs to be applied on the reverse side of the tax invoice. However, in the prior art, glue is applied manually on the reverse side of each tax invoice one by one, resulting in uneven glue application and low efficiency.

[0006] The tax stamp machine in the prior art cannot affix all the sides of a paper tax stamp at once because it needs to affix multiple sides.

[0007] Moreover, since the paper tax invoice is only about 0.05 to 0.15 thick, and the incoming materials are in bulk or stacked, manual material separation and loading are slow, and the tax invoice is easily deformed. Utility Model Content

[0008] The present invention aims to at least solve the technical problems existing in the prior art. To this end, the present invention proposes an automatic tax invoice affixing machine. The problem to be solved is that the prior art tax invoice affixing machine requires manual paper box loading and multi-sided tax invoice affixing, which is too slow, the labeling position cannot be fixed, and glue must be applied to the reverse side of the tax invoice. In the prior art, glue is applied manually to the reverse side of each tax invoice, resulting in uneven glue application and low efficiency.

[0009] According to some embodiments of the present invention, an automatic tax invoice sticking machine includes a chassis, and also includes: an automatic loading and unloading circulation track, a gluing mechanism, an X- and Z-axis tax invoice taking and sticking mechanism, and a tax invoice sorting mechanism. The automatic loading and unloading circulation track is equipped with a tax invoice L sticking and shaping mechanism and a tax invoice U sticking and shaping mechanism; the tax invoice sorting mechanism, the gluing mechanism, and the automatic loading and unloading circulation track are sequentially arranged on the top of the chassis, the X- and Z-axis tax invoice taking and sticking mechanism are arranged on the top of the chassis, and the X- and Z-axis tax invoice taking and sticking mechanism is located on the outside of the tax invoice sorting mechanism, the gluing mechanism, and the automatic loading and unloading circulation track.

[0010] An automatic tax stamp machine according to some embodiments of the present invention has at least the following beneficial effects:

[0011] The utility model manually places the products that need to be affixed with tax stamps into the corresponding positions of the material separation mechanism, and the automatic circulating track of loading and unloading can drive the products to be automatically loaded and positioned. The tax stamps separated by the tax stamp separation mechanism are attached with glue by the gluing mechanism, and then the tax stamps are attached to the products. In addition, the L-attaching and shaping mechanism and the tax stamp U-attaching and shaping mechanism are cooperated to realize automatic multi-sided attachment, thereby improving efficiency and reducing work fatigue.

[0012] According to an automatic tax invoice affixing machine in some embodiments of the present invention, the automatic circulating track for loading and unloading includes a circulating track and a circulating track servo motor, the output end of the circulating track servo motor is connected to the driving wheel at one end of the circulating track through a transmission belt, a circulating carrier is installed on the top of the circulating track, and protective covers are provided on the outer surfaces of both ends of the circulating track.

[0013] According to some embodiments of the present invention, an automatic tax invoice affixing machine, the tax invoice L-attaching and shaping mechanism includes a fixed plate installed by a mounting bracket, a first hydraulic cylinder is fixedly installed on the side of the fixed plate close to the conveyor belt, the output end of the first hydraulic cylinder is fixedly connected to a first L-shaped attachment, and the L-shaped mouth of the first L-shaped attachment is vertically facing downward; the tax invoice U-attaching and shaping mechanism includes a second hydraulic cylinder installed by a support frame, the output end of the second hydraulic cylinder is connected to a second L-shaped attachment, and the L-shaped mouth of the second L-shaped attachment is vertically facing upward.

[0014] According to some embodiments of the present invention, an automatic tax invoice affixing machine, the glue attachment mechanism includes a U-shaped bracket, a support plate installed inside the U-shaped bracket, and a drive motor installed at the end of the U-shaped bracket through a connecting piece, a glue box is installed on the top of the support plate, and two side plates are installed on the top of the U-shaped bracket, and a glue attachment roller and a glue-carrying roller are rotatably connected between the two side plates, the glue-carrying roller is located below the glue attachment roller, and the bottom of the glue-carrying roller extends into the glue box, and the output end of the drive motor is connected to the bearing ends of the glue attachment roller and the glue-carrying roller through a linkage gear.

[0015] According to some embodiments of the present invention, an automatic tax invoice affixing machine, the linkage gear includes a first gear, a second gear, a third gear and a fourth gear connected to the output end of the driving motor, the bottom of the second gear is meshed with the top of the first gear, the third gear is arranged at the bearing end of the glue roller, and the second gear is coaxially connected to the third gear, the fourth gear is arranged at the bearing end of the glue roller, and the bottom of the fourth gear is meshed with the top of the third gear.

[0016] According to some embodiments of the present invention, an automatic tax invoice affixing machine, the tax invoice sorting mechanism includes a mounting platform installed on the top of the chassis, a lateral displacement slide cylinder is installed at one end of the top of the mounting platform, a longitudinal displacement sorting cylinder is installed on the top, two vacuum suction cups are installed on both sides of the top of the longitudinal displacement sorting cylinder, a U-shaped frame is fixedly installed between the front and rear sides of the top of the mounting platform, and a paper tax invoice placement rack is installed on one side of the top of the U-shaped frame.

[0017] According to an automatic tax invoice affixing machine in some embodiments of the present invention, a fixing piece is installed on the top of the chassis and on the side of the mounting platform, the top of the fixing piece is threadedly connected with an adjustable screw, and a connecting block is fixedly connected to one side of the top of the mounting platform, and the adjustable screw passes through the connecting block and is threadedly connected to the inside of the connecting block.

[0018] According to an automatic tax invoice affixing machine in some embodiments of the present invention, the X-axis and Z-axis tax invoice taking and affixing mechanisms include a support frame installed on the top of a chassis, an X-axis module housing is installed on the top of the support frame, and an X-axis motor is installed at one end of the X-axis module housing.

[0019] According to an automatic tax invoice affixing machine in some embodiments of the present invention, the output end of the X-axis motor is connected to a threaded rod, the threaded rod rotates inside the X-axis module housing, a sliding assembly is slidingly provided on the front of the X-axis module housing, and the threaded rod is threadedly connected to the sliding assembly.

[0020] According to an automatic tax invoice affixing machine in some embodiments of the present invention, a Z-axis module is installed on one side of the sliding component, and the Z-axis module includes a sliding part connected to the output end of the Z-axis cylinder, and a double vacuum suction cup is fixedly installed on the bottom of the sliding part.

[0021] Additional aspects and advantages of the present invention will be given in part in the following description and will become apparent from the following description or learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The above and / or additional aspects and advantages of the present invention will become apparent and readily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0023] Figure 1 This is a schematic diagram of the main three-dimensional structure of the utility model;

[0024] Figure 2 It is a schematic diagram of the internal structure of the utility model;

[0025] Figure 3 This is a schematic diagram of the structure of the automatic circulation track for loading and unloading in the utility model;

[0026] Figure 4 This is a schematic diagram of the structure inside the automatic circulation track for loading and unloading in the present invention;

[0027] Figure 5 This is a structural diagram of the adhesive attachment mechanism in the utility model;

[0028] Figure 6 This is a schematic diagram of the internal structure of the adhesive attachment mechanism in the present invention;

[0029] Figure 7 This is a schematic diagram of the structure of the tax invoice sorting mechanism in the present utility model;

[0030] Figure 8 This is a schematic diagram of the structure of the X-axis and Z-axis tax stamp taking and sticking mechanism in the present invention;

[0031] Figure 9 This is a schematic diagram of the structure of the Z-axis module in the present invention.

[0032] Figure numerals: 1, chassis; 2, cover; 3, touch screen switch panel; 4, automatic circulating track for loading and unloading; 41, circulating track; 42, servo motor for circulating track; 43, transmission belt; 44, circulating carrier; 45, protective cover; 5, glue attachment mechanism; 51, U-shaped bracket; 52, support plate; 53, drive motor; 54, glue box; 55, side plate; 56, glue attachment roller; 57, glue roller; 58, linkage gear; 581, first gear; 582, second gear; 583, third gear; 584, fourth gear; 6, X- and Z-axis tax stamp attachment mechanism; 61, support frame; 62, X-axis module housing; 63, X-axis motor; 64. Threaded rod; 65. Sliding assembly; 66. Z-axis module; 67. Z-axis cylinder; 68. Sliding part; 69. Double vacuum suction cup; 7. Tax invoice sorting mechanism; 71. Mounting table; 72. Lateral displacement slide cylinder; 73. Longitudinal displacement sorting cylinder; 74. Vacuum suction cup; 75. U-shaped frame; 76. Paper tax invoice placement rack; 77. Fixing part; 78. Adjustable positioning screw; 79. Connecting block; 8. Tax invoice U-attachment shaping mechanism; 81. Support frame; 82. Second hydraulic cylinder; 83. Second L-shaped attachment; 9. L-attachment shaping mechanism; 91. Mounting bracket; 92. Fixing plate; 93. First hydraulic cylinder; 94. First L-shaped attachment. DETAILED DESCRIPTION

[0033] The following describes in detail embodiments of the present invention. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0034] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, left, right, front, and back, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the modules or components referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0035] In the description of this utility model, if there is a description of first and second, it is only for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0036] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, and connecting should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0037] The utility model provides Figure 1-9 The automatic tax invoice sticking machine shown in the figure includes a chassis 1 and a cover 2, a touch screen switch panel 3 is installed on the cover 2, and also includes: an automatic circulating track 4 for loading and unloading, a glue attaching mechanism 5, an X and Z axis tax invoice taking and sticking mechanism 6 and a tax invoice separating mechanism 7, and a tax invoice L attaching and shaping mechanism 9 and a tax invoice U attaching and shaping mechanism 8 are installed on the automatic circulating track 4; the L attaching and shaping mechanism 9 and the tax invoice U attaching and shaping mechanism 8 are arranged side by side on one side of the circulating track 41, and the tax invoice separating mechanism 7, the glue attaching mechanism 5 and the automatic circulating track 4 for loading and unloading are arranged on the top of the chassis 1 in sequence, and the X and Z axis tax invoice taking and sticking mechanism 6 are arranged on the automatic circulating track 4. The ticket mechanism 6 is arranged at the top of the chassis 1, and the X and Z axis tax ticket taking and sticking mechanism 6 is located on the outside of the tax ticket sorting mechanism 7, the gluing mechanism 5 and the automatic circulation track 4 for loading and unloading. The automatic circulation track 4 for loading and unloading is installed on one side of the top of the chassis 1, and the two ends of the automatic circulation track 4 for loading and unloading pass through the machine cover 2 horizontally and extend to both sides of the machine cover 2. The gluing mechanism 5 is arranged on one side of the middle of the automatic circulation track 4 for loading and unloading, and the tax ticket sorting mechanism 7 is arranged on one side of the gluing mechanism 5. The X and Z axis tax ticket taking and sticking mechanism 6 is located on the outside of the tax ticket sorting mechanism 7, the gluing mechanism 5 and the automatic circulation track 4 for loading and unloading.

[0038] In order to realize automatic loading and positioning of products, the automatic circulating track 4 for loading and unloading includes a circulating track 41 and a circulating track servo motor 42. The output end of the circulating track servo motor 42 is connected to the driving wheel at one end of the circulating track 41 through a transmission belt 43. A circulating carrier 44 is installed on the top of the circulating track 41, and protective covers 45 are provided on the outer surfaces of both ends of the circulating track 41.

[0039] The products that need to be affixed with tax stamps are manually placed in the corresponding positions, and then the circulating track servo motor 42 is started. The circulating track servo motor 42 drives the circulating track 41 through the transmission belt 43, driving the products to be automatically loaded and positioned, and cooperates with the L-attachment shaping mechanism 9 and the tax stamp U-attachment shaping mechanism 8 to realize automatic multi-sided attachment, thereby improving efficiency and reducing work fatigue.

[0040] In order to make the glue adhere evenly to the product, the glue-applying mechanism 5 includes a U-shaped bracket 51, a support plate 52 installed inside the U-shaped bracket 51, and a drive motor 53 installed at the end of the U-shaped bracket 51 through a connector. A glue box 54 is installed on the top of the support plate 52, and two side plates 55 are installed on the top of the U-shaped bracket 51. A glue-applying roller 56 and a glue roller 57 are rotatably connected between the two side plates 55. The glue roller 57 is located below the glue roller 56, and the bottom of the glue roller 57 extends into the glue box 54. The output end of the drive motor 53 is connected to the bearing ends of the glue roller 56 and the glue roller 57 through a linkage gear 58. The glue roller 57 and the glue roller 56 are structures that can be quickly disassembled. When the machine is not used for a long time, the glue roller 57 and the glue roller are rotatably connected. The cylinder 56 is proposed to pour out the glue and seal it for storage, and at the same time clean the glue on the roller and the glue box 54. The next time you use it, you only need to re-introduce the sealed glue into the glue box 54 to continue using it. For long-term use, you need to add glue into the glue box 54 every day according to the usage; the linkage gear 58 includes a first gear 581, a second gear 582, a third gear 583 and a fourth gear 584 connected to the output end of the drive motor 53, the bottom of the second gear 582 is meshed with the top of the first gear 581, the third gear 583 is set at the bearing end of the glue-carrying roller 57, and the second gear 582 is coaxially connected to the third gear 583, the fourth gear 584 is set at the bearing end of the glue-attaching roller 56, and the bottom of the fourth gear 584 is meshed with the top of the third gear 583.

[0041] The drive motor 53 is started, and the drive motor 53 drives the first gear 581 to rotate. The first gear 581 drives the second gear 582 to rotate. The second gear 582 drives the third gear 583 to rotate. The third gear 583 drives the fourth gear 584 to rotate, thereby driving the glue roller 57 and the glue-attaching roller 56 to rotate synchronously. The glue roller 57 brings glue into the mutual squeezing point of the glue-attaching roller 56. Through mutual squeezing, the glue is evenly attached to the top glue-attaching roller 56. Then, the product to be attached with adhesive backing is passed close to the glue-attaching roller 56 at the same speed, so that the glue is evenly attached to the product and the gluing efficiency is high.

[0042] In order to realize the sorting or loading of paper tax invoices, the tax invoice sorting mechanism 7 includes a mounting platform 71 installed on the top of the chassis 1, a lateral displacement slide cylinder 72 is installed at one end of the top of the mounting platform 71, a longitudinal displacement sorting cylinder 73 is installed on the top, two vacuum suction cups 74 are installed on both sides of the top of the longitudinal displacement sorting cylinder 73, a U-shaped frame 75 is fixedly installed between the front and back sides of the top of the mounting platform 71, a paper tax invoice placement rack 76 is installed on one side of the top of the U-shaped frame 75, a fixing part 77 is installed on the top of the chassis 1 and on the side of the mounting platform 71, the top of the fixing part 77 is threadedly connected with an adjustable screw 78, a connecting block 79 is fixedly connected to one side of the top of the mounting platform 71, the adjustable screw 78 passes through the connecting block 79 and is threadedly connected to the inside of the connecting block 79.

[0043] The paper tax invoices are manually sorted and stacked and placed in the paper tax invoice placement rack 76. The horizontal displacement slide cylinder 72 moves the longitudinal displacement sorting cylinder 73 to the bottom of the paper tax invoice placement rack 76. The longitudinal displacement sorting cylinder 73 rises close to the paper tax invoice. The vacuum suction cup 74 sucks the longitudinal displacement sorting cylinder 73 of the bottom layer of paper tax invoices for sorting. After the sorting is completed, the horizontal displacement slide cylinder 72 moves to the loading waiting position, waiting for the material picking mechanism to pick up the material. The stacked paper tax invoices can be sorted or loaded, which improves efficiency and reduces work fatigue.

[0044] In order to realize the automatic clamping and transfer of products, the X and Z axis tax invoice taking and affixing mechanism 6 includes a support frame 61 installed on the top of the chassis 1, and an X-axis module housing 62 is installed on the top of the support frame 61. An X-axis module housing 62 is installed at one end of the X-axis module housing 62. The output end of the X-axis motor 63 is connected to a threaded rod 64, and the threaded rod 64 rotates inside the X-axis module housing 62. A sliding assembly 65 is slidingly provided on the front of the X-axis module housing 62. The threaded rod 64 is threadedly connected to the sliding assembly 65. A Z-axis module 66 is installed on one side of the sliding assembly 65. The Z-axis module 66 includes a Z-axis cylinder 67 whose output end is connected to a sliding part 68, and a double vacuum suction cup 69 is fixedly installed on the bottom of the sliding part 68.

[0045] Start the X-axis motor 63, which drives the threaded rod 64 to rotate. The threaded connection between the threaded rod 64 and the sliding assembly 65, and the sliding connection between the sliding assembly 65 and the X-axis module housing 62 can drive the Z-axis module 66 to move horizontally. In the Z-axis module 66, the Z-axis cylinder 67 drives the sliding part 68 to rise and fall, thereby driving the double vacuum suction cup 69 to transfer the product.

[0046] The tax invoice L-attaching and shaping mechanism 9 includes a fixed plate 92 installed through a mounting bracket 91, and a first hydraulic cylinder 93 is fixedly installed on the side of the fixed plate 92 close to the conveyor belt. The output end of the first hydraulic cylinder 93 is fixedly connected to a first L-shaped attachment 94, and the L-shaped mouth of the first L-shaped attachment 94 is vertically facing downward; the U-shaped attachment and shaping mechanism 8 includes a second hydraulic cylinder 82 installed through a support frame 81, and the output end of the second hydraulic cylinder 82 is connected to a second L-shaped attachment 83, and the L-shaped mouth of the second L-shaped attachment 83 is vertically facing upward. Start the L-shaped attaching mechanism 9, that is, start the first hydraulic cylinder 93. The first hydraulic cylinder 93 drives the first L-shaped attaching attachment 94 to attach the tax stamp to the side of the product, completing the attaching of the L-shaped tax stamp. The transmission belt 43 continues to move forward under the action of the circulating track servo motor 52. If U-shaped tax stamp attaching is required, start the U-shaped attaching mechanism 8, that is, start the second hydraulic cylinder 82. The second hydraulic cylinder 82 drives the second L-shaped attaching attachment 83 to extend. The U-shaped attaching tax stamp on the product is completed at the second L-shaped attaching attachment 83. The transmission belt 43 continues to move forward under the action of the circulating track servo motor 52.

[0047] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and purpose of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. An automatic tax stamp machine, comprising a chassis, characterized in that: It also includes: an automatic circulation track for loading and unloading, a gluing mechanism, an X-axis and Z-axis tax invoice taking and sticking mechanism, and a tax invoice sorting mechanism. The automatic circulation track for loading and unloading is equipped with a tax invoice L sticking and shaping mechanism and a tax invoice U sticking and shaping mechanism; the tax invoice sorting mechanism, the gluing mechanism, and the automatic circulation track for loading and unloading are sequentially arranged on the top of the chassis, the X-axis and Z-axis tax invoice taking and sticking mechanism are arranged on the top of the chassis, and the X-axis and Z-axis tax invoice taking and sticking mechanism are located on the outside of the tax invoice sorting mechanism, the gluing mechanism, and the automatic circulation track for loading and unloading.

2. The automatic tax stamp affixing machine according to claim 1, characterized in that: The automatic circulating track for loading and unloading includes a circulating track and a circulating track servo motor. The output end of the circulating track servo motor is connected to the driving wheel at one end of the circulating track through a transmission belt. A circulating carrier is installed on the top of the circulating track, and the outer surfaces of both ends of the circulating track are provided with protective covers.

3. The automatic tax stamp affixing machine according to claim 1, characterized in that: The tax invoice L-attaching and shaping mechanism includes a fixed plate installed through a mounting bracket, a first hydraulic cylinder is fixedly installed on the side of the fixed plate close to the conveyor belt, the output end of the first hydraulic cylinder is fixedly connected to a first L-shaped attachment, and the L-shaped mouth of the first L-shaped attachment is vertically facing downward; the tax invoice U-attaching and shaping mechanism includes a second hydraulic cylinder installed through a support frame, the output end of the second hydraulic cylinder is connected to a second L-shaped attachment, and the L-shaped mouth of the second L-shaped attachment is vertically facing upward.

4. The automatic tax stamp affixing machine according to claim 1, characterized in that: The glue-applying mechanism includes a U-shaped bracket, a support plate installed inside the U-shaped bracket, and a drive motor installed at the end of the U-shaped bracket through a connecting piece. A glue box is installed on the top of the support plate, and two side plates are installed on the top of the U-shaped bracket. A glue-applying roller and a glue roller are rotatably connected between the two side plates. The glue roller is located below the glue-applying roller, and the bottom of the glue roller extends into the glue box. The output end of the drive motor is connected to the bearing ends of the glue-applying roller and the glue roller through a linkage gear.

5. The automatic tax stamp affixing machine according to claim 4, characterized in that: The linkage gear includes a first gear, a second gear, a third gear and a fourth gear connected to the output end of the drive motor, the bottom of the second gear is meshed with the top of the first gear, the third gear is arranged at the bearing end of the glue-attaching roller, and the second gear and the third gear are coaxially connected, the fourth gear is arranged at the bearing end of the glue-attaching roller, and the bottom of the fourth gear is meshed with the top of the third gear.

6. The automatic tax stamp affixing machine according to claim 1, characterized in that: The tax invoice sorting mechanism includes a mounting platform installed on the top of the chassis, a lateral displacement slide cylinder is installed at one end of the top of the mounting platform, a longitudinal displacement sorting cylinder is installed on the top, two vacuum suction cups are installed on both sides of the top of the longitudinal displacement sorting cylinder, a U-shaped frame is fixedly installed between the front and rear sides of the top of the mounting platform, and a paper tax invoice placement rack is installed on one side of the top of the U-shaped frame.

7. The automatic tax stamp affixing machine according to claim 6, characterized in that: A fixing piece is installed on the top of the chassis and on the side of the mounting platform. The top of the fixing piece is threadedly connected with an adjustable screw. A connecting block is fixedly connected to one side of the top of the mounting platform. The adjustable screw passes through the connecting block and is threadedly connected to the inside of the connecting block.

8. The automatic tax stamp affixing machine according to claim 1, characterized in that: The X-axis and Z-axis tax invoice taking and sticking mechanism includes a support frame installed on the top of the chassis, an X-axis module housing is installed on the top of the support frame, and an X-axis motor is installed at one end of the X-axis module housing.

9. The automatic tax stamp affixing machine according to claim 8, characterized in that: The output end of the X-axis motor is connected to a threaded rod, which rotates inside the X-axis module housing. A sliding assembly is slidably provided on the front of the X-axis module housing, and the threaded rod is threadedly connected to the sliding assembly.

10. The automatic tax stamp affixing machine according to claim 9, characterized in that: A Z-axis module is installed on one side of the sliding component. The Z-axis module includes an output end of a Z-axis cylinder connected to a sliding member, and a double vacuum suction cup is fixedly installed on the bottom of the sliding member.

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