Height adjusting mechanism of character cutting machine

Abstract

The utility model discloses a height adjusting mechanism of a character carving machine, and relates to the technical field of cutting. A height adjusting mechanism of a character carving machine comprises a workbench, a limiting device is arranged on the workbench and can achieve quick disassembly, the limiting device comprises a fixed seat, a sliding seat and two pull blocks, two fixed seat grooves are formed in the upper surface of the sliding seat, the fixed seat is in an inverted U shape, the two ends of the fixed seat are slidably connected with the interiors of the corresponding fixed seat grooves respectively, and the pull blocks are arranged on the fixed seat grooves. A limiting device pulls a pull block to move reversely to drive a limiting block to move reversely, meanwhile, a second reset spring is contracted, the other end of the limiting block is separated from the interior of a first limiting block groove while the limiting block moves reversely, and then a sliding base and a lettering head can be taken down from a fixed base. And a worker can conveniently disassemble the lettering head, so that the worker does not need to disassemble the lettering head by means of a tool, the workload of the worker is effectively reduced, and meanwhile, the disassembly efficiency of the lettering head is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting, in particular to a height adjustment mechanism of a plotter. Background Art

[0002] The engraving machine is a terminal device. The user can send instructions to the engraving machine through a computer, and the computer drives and controls the working mode of the engraving machine. The Chinese utility model patent, authorization announcement number "CN215509062U", discloses a engraving machine with adjustable engraving height, including symmetrically arranged brackets and a workbench fixed between the brackets, one of the brackets is fixed with a support plate, a first motor is provided on the support plate, the output shaft of the first motor is vertically upward and coaxially connected with a screw, the lower surface of the slide plate located above the workbench is provided with an engraving drill for engraving, and also includes a programmable controller for controlling the first motor and the engraving drill, and the distance sensor is electrically connected to the programmable controller, which solves the problem that the traditional engraving machine cannot automatically adjust the height of the engraving drill according to the object to be engraved.

[0003] The above technical solution is that the staff places the object to be engraved on the upper surface of the conveyor belt, controls the first motor to drive the screw to rotate, and the screw drives the slide to move up and down, so that the slide moves to a suitable position, so that the distance between the object to be engraved and the engraving drill bit is the same as the set value, and then the PC controls the engraving drill bit to perform engraving. After the engraving is completed, the above technical solution still has certain defects. For example, the distance between the object to be engraved and the engraving drill bit of the above equipment is the same as the set value, and then the PC controls the engraving drill bit to perform engraving, but the engraving drill bit may accumulate dust, paper scraps and other debris during use, and the staff needs to carry special tools to disassemble it, which greatly increases the workload of the staff and reduces the efficiency of the staff in disassembling the engraving drill bit. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a height adjustment mechanism for a carving machine, which can solve the problem that the distance between the object to be carved and the carving drill bit is the same as the set value, and then the PC controls the carving drill bit to carve. However, the carving drill bit may accumulate dust, paper scraps and other debris during use, and the staff needs to carry special tools to disassemble it, which greatly increases the workload of the staff and reduces the efficiency of the staff in disassembling the carving drill bit.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a height adjustment mechanism of a cutting plotter, comprising a workbench, on which a limit device is arranged to realize quick disassembly;

[0006] The limiting device comprises a fixed seat, a sliding seat and two pull blocks;

[0007] Wherein, the upper surface of the sliding seat is provided with two fixed seat grooves;

[0008] Among them, the fixing seat is in an inverted "U" shape;

[0009] Wherein, the two ends of the fixing seat are respectively slidably connected with the inside of the corresponding fixing seat groove;

[0010] Wherein, a lettering head is installed on the lower surface of the sliding seat;

[0011] Wherein, the two pull blocks are respectively slidably connected to the outer surfaces of the left and right sides of the fixing seat;

[0012] Wherein, second limit block grooves are provided inside the left and right sides of the fixing seat;

[0013] Wherein, the interiors of the two second limit block grooves are both slidably connected to the limit blocks;

[0014] Wherein, the interiors of the two fixing seat grooves are provided with first limit block grooves;

[0015] Wherein, one end of the two limit blocks close to the first limit block groove both slides and extends to the outside of the fixing seat and contacts with the inner wall of the corresponding first limit block groove respectively;

[0016] Wherein, one end of the two pull blocks close to the limit block both slides and extends into the interior of the second limit block groove and is respectively fixedly connected to the outer wall of the corresponding limit block;

[0017] Among them, four limiting rods are fixedly connected inside the two second limiting block grooves;

[0018] Wherein, the two limit blocks are respectively slidably connected to the outer walls of the corresponding limit rods;

[0019] Among them, the outer walls of the eight limit rods are all sleeved with second return springs;

[0020] Wherein, two ends of the eight second return springs are respectively fixedly connected to the outer wall of the limiting block and the inner wall of the second limiting block groove.

[0021] Preferably, a support column is fixedly connected to the outer surface of the workbench;

[0022] Wherein, the upper surface of the support column is fixedly connected with a cylinder;

[0023] The output end of the cylinder slides and extends to the outside of the support column.

[0024] Preferably, the support column is in an "L" shape;

[0025] Wherein, the output end of the cylinder is fixedly connected with a fixing plate;

[0026] Wherein, the outer surface of the fixing plate is slidably connected with four fixing rods.

[0027] Preferably, the outsides of the four fixing rods are all sleeved with a first return spring.

[0028] Preferably, one end of the four fixing rods close to the fixing seat is fixedly connected to the upper surface of the fixing seat.

[0029] Preferably, two ends of the four first return springs are fixedly connected to the upper end of the fixing seat and the lower end of the fixing plate respectively;

[0030] Wherein, a conveyor belt is installed on the upper surface of the workbench.

[0031] Compared with the prior art, the beneficial effects of the utility model are:

[0032] (1) The height adjustment mechanism of the engraving machine pulls the pull block to move in the opposite direction through the limit device, driving the limit block to move in the opposite direction and contracting the second return spring at the same time, so that the limit block moves in the opposite direction and the other end of the limit block is disengaged from the interior of the first limit block groove, so that the sliding seat and the engraving head can be removed from the fixed seat, which is convenient for the staff to disassemble the engraving head, thereby avoiding the staff to disassemble it with the help of tools, effectively reducing the workload of the staff and improving the disassembly efficiency of the engraving head.

[0033] (2) The height adjustment mechanism of the engraving machine drives the fixing plate to move downward by starting the air cylinder, and drives the engraving head to move downward at the same time. Then, when the engraving head contacts the engraving object, the force generated causes the fixing seat to move upward and drives the first return spring to contract, and then the first return spring is used to buffer the engraving head. This can effectively protect the engraving head, thereby greatly increasing the service life of the engraving head and improving the practicality and effectiveness of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0035] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0036] Figure 2 This is a schematic diagram of the structure of the exterior of the support column of the utility model;

[0037] Figure 3 This is a schematic diagram of the structure inside the sliding seat of the utility model;

[0038] Figure 4 It is a schematic diagram of the structure of the exterior of the sliding seat of the utility model;

[0039] Figure 5 It is a schematic diagram of the structure inside the fixing seat of the utility model.

[0040] Figure numerals: 1. workbench; 2. conveyor belt; 3. engraving head; 4. first return spring; 5. support column; 6. fixed plate; 7. cylinder; 8. fixed rod; 9. sliding seat; 10. fixed seat groove; 11. limit block; 12. fixed seat; 13. first limit block groove; 14. pull block; 15. second return spring; 16. limit rod; 17. second limit block groove. DETAILED DESCRIPTION

[0041] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0042] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0043] In the description of the present utility model, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0044] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. 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.

[0045] See also Figure 1-5 , the utility model provides a technical solution: a height adjustment mechanism of a plotter, comprising a workbench 1;

[0046] A limit device is provided on the workbench 1 to enable quick disassembly;

[0047] The limiting device includes a fixed seat 12, a sliding seat 9 and two pull blocks 14. Two fixed seat grooves 10 are provided on the upper surface of the sliding seat 9. The fixed seat 12 is in an inverted "U" shape. The two ends of the fixed seat 12 are respectively slidably connected with the corresponding internal fixed seat grooves 10. A lettering head 3 is installed on the lower surface of the sliding seat 9. The two pull blocks 14 are respectively slidably connected on the left and right outer surfaces of the fixed seat 12. Second limiting block grooves 17 are provided inside the left and right sides of the fixed seat 12. The insides of the two second limiting block grooves 17 are both slidably connected to the limiting blocks 11. The insides of the two fixed seat grooves 10 are provided with first limiting block grooves 13. The two limiting blocks 11 are close to the second limiting block grooves 17. One end of a limit block groove 13 slides and extends to the outside of the fixed seat 12 and contacts the inner wall of the corresponding first limit block groove 13 respectively. The ends of the two pull blocks 14 close to the limit block 11 slide and extend to the inside of the second limit block groove 17 and are fixedly connected to the outer wall of the corresponding limit block 11 respectively. Four limit rods 16 are fixedly connected to the inside of the two second limit block grooves 17. The two limit blocks 11 are slidably connected to the outer walls of the corresponding limit rods 16 respectively. The outer walls of the eight limit rods 16 are sleeved with second return springs 15. The two ends of the eight second return springs 15 are fixedly connected to the outer wall of the limit block 11 and the inner wall of the second limit block groove 17 respectively.

[0048] Among them, the outer surface of the workbench 1 is fixedly connected to a support column 5, the upper surface of the support column 5 is fixedly connected to a cylinder 7, the output end of the cylinder 7 slides and extends to the outside of the support column 5, the support column 5 is "L"-shaped, the output end of the cylinder 7 is fixedly connected to a fixed plate 6, the outer surface of the fixed plate 6 is slidably connected to four fixed rods 8, the outer sides of the four fixed rods 8 are all sleeved with first return springs 4, the ends of the four fixed rods 8 close to the fixed seat 12 are fixedly connected to the upper surface of the fixed seat 12, the two ends of the four first return springs 4 are respectively fixedly connected to the upper end of the fixed seat 12 and the lower end of the fixed plate 6, and a conveyor belt 2 is installed on the upper surface of the workbench 1.

[0049] Furthermore, when using the device, it is started by connecting an external power supply. First, the object to be engraved is placed on the conveyor belt 2, and then the conveyor belt 2 is started to transport the object to be engraved to the bottom of the engraving head 3. The cylinder 7 is started to drive the fixed plate 6 to move downward while driving the engraving head 3 to move downward. Then, when the engraving head 3 contacts the object to be engraved, the force generated causes the fixed seat 12 to move upward while driving the first return spring 4 to contract, and then the first return spring 4 is used to buffer it, and then the engraving head 3 is started to engrave the object to be engraved, and then the pull block 14 is pulled to move in the opposite direction to drive the limit block 11 to move in the opposite direction while causing the second return spring 15 to contract, and then the limit block 11 moves in the opposite direction while causing the other end of the limit block 11 to be out of contact with the inside of the first limit block groove 13, and then the sliding seat 9 and the engraving head 3 can be removed from the fixed seat 12.

[0050] The limiting device pulls the pull block 14 to move in the opposite direction, driving the limiting block 11 to move in the opposite direction, while causing the second return spring 15 to contract, and then the limiting block 11 moves in the opposite direction, while causing the other end of the limiting block 11 to be out of contact with the inside of the first limiting block groove 13, and then the sliding seat 9 and the engraving head 3 can be removed from the fixed seat 12, which is convenient for the staff to disassemble the engraving head 3, thereby avoiding the staff from having to disassemble it with the help of tools, effectively reducing the workload of the staff, and at the same time improving the disassembly efficiency of the engraving head 3, and by starting the cylinder 7 to drive the fixing plate 6 to move downward, the engraving head 3 is also driven to move downward, and then when the engraving head 3 contacts with the engraving object, the force generated causes the fixing seat 12 to move upward while driving the first return spring 4 to contract, and then the first return spring 4 is used to buffer it, which can effectively protect the engraving head 3, thereby greatly improving the service life of the engraving head 3, and at the same time improving the practicability and effectiveness of the equipment.

[0051] Working principle: first place the engraving object on the conveyor belt 2, then start the conveyor belt 2 to transport the engraving object to the bottom of the engraving head 3, start the cylinder 7 to drive the fixed plate 6 to move downward while driving the engraving head 3 to move downward, and then start the engraving head 3 to engrave the engraving object, and then pull the pull block 14 to move in the opposite direction to drive the limit block 11 to move in the opposite direction while contracting the second return spring 15, and then the limit block 11 moves in the opposite direction while the other end of the limit block 11 is out of contact with the inside of the first limit block groove 13, and then the sliding seat 9 and the engraving head 3 can be removed from the fixed seat 12.

[0052] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A height adjustment mechanism for a cutting plotter, comprising a workbench (1), characterized in that: A limit device is provided on the workbench (1) to enable quick disassembly; The limiting device comprises a fixed seat (12), a sliding seat (9) and two pull blocks (14); Wherein, the upper surface of the sliding seat (9) is provided with two fixed seat grooves (10); Wherein, the fixing seat (12) is in an inverted "U" shape; Wherein, the two ends of the fixing seat (12) are respectively slidably connected to the inside of the corresponding fixing seat groove (10); Wherein, a lettering head (3) is installed on the lower surface of the sliding seat (9); Wherein, the two pull blocks (14) are respectively slidably connected to the left and right outer surfaces of the fixing seat (12); Wherein, second limit block grooves (17) are provided inside both left and right sides of the fixing seat (12); The interiors of the two second limit block grooves (17) are both slidably connected to the limit blocks (11); Wherein, the interiors of the two fixing seat grooves (10) are both provided with first limit block grooves (13); Wherein, one end of the two limit blocks (11) close to the first limit block groove (13) both slide and extend to the outside of the fixing seat (12) and respectively contact the inner wall of the corresponding first limit block groove (13); Wherein, one end of the two pull blocks (14) close to the limit block (11) both slide and extend into the interior of the second limit block groove (17) and are respectively fixedly connected to the outer wall of the corresponding limit block (11); Wherein, four limiting rods (16) are fixedly connected inside the two second limiting block grooves (17); Wherein, the two limit blocks (11) are respectively slidably connected to the outer walls of the corresponding limit rods (16); The outer walls of the eight limiting rods (16) are all sleeved with second return springs (15); The two ends of the eight second return springs (15) are respectively fixedly connected to the outer wall of the limit block (11) and the inner wall of the second limit block groove (17).

2. The height adjustment mechanism of a cutting plotter according to claim 1, characterized in that: A support column (5) is fixedly connected to the outer surface of the workbench (1); Wherein, the upper surface of the support column (5) is fixedly connected with a cylinder (7); The output end of the cylinder (7) is slidably extended to the outside of the support column (5).

3. The height adjustment mechanism of a cutting plotter according to claim 2, characterized in that: The support column (5) is in an "L" shape; Wherein, the output end of the cylinder (7) is fixedly connected to a fixing plate (6); The outer surface of the fixing plate (6) is slidably connected with four fixing rods (8).

4. The height adjustment mechanism of a cutting plotter according to claim 3, characterized in that: The outsides of the four fixing rods (8) are all sleeved with first return springs (4).

5. The height adjustment mechanism of a cutting plotter according to claim 3, characterized in that: One end of the four fixing rods (8) close to the fixing seat (12) is fixedly connected to the upper surface of the fixing seat (12).

6. The height adjustment mechanism of a cutting plotter according to claim 4, characterized in that: The two ends of the four first return springs (4) are respectively fixedly connected to the upper end of the fixing seat (12) and the lower end of the fixing plate (6); Wherein, a conveyor belt (2) is installed on the upper surface of the workbench (1).

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