Head nail positioning assembly and head nail driving mechanism
By designing the tack positioning assembly and the tack mechanism, the problem of inaccurate positioning of the tack in the umbrella stick assembly process is solved, and the precise limit and stable pressure closure of the tack during the nailing process is achieved, which improves product quality.
Patent Information
- Application Number
- CN202421861750.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-02
- Publication Date
- 2025-05-16
- Estimated Expiration
- 2034-08-02
AI Technical Summary
In the existing umbrella mid-stick assembly process, the position of the head tack cannot be effectively positioned, which leads to prone to bias when nailing, affecting product quality.
A tack positioning assembly is designed, including mounting blocks and elastic guide device, to achieve vertical positioning of the tack through a spring-driven slider structure, and combined with a downward stamping needle and guide through groove in the tack mechanism to ensure that the tack remains in the accurate position during the tacking process.
Through the use of the tack positioning assembly, the tack can be effectively and accurately positioned during the nailing process, ensuring the accuracy of the tack and the pressing stability of the tack, and improving product quality.
Smart Images
Figure CN222873800U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of umbrella tube nailing equipment, in particular to a head nail positioning component and a head nailing mechanism. Background Art
[0002] Common umbrella honeycomb structures include an upper nest and a lower nest. The upper nest is located at the top of the middle stick and is connected to the skin bone. The umbrella cloth is laid on the skin bone, while the lower nest is set on the middle stick and can move along the axis of the middle stick. At the same time, the opening and closing of the umbrella is realized through the linkage between the small bone and the skin bone. The existing upper nest is usually installed on the middle stick through a head nail. The head nail passes through the upper nest and is driven into the middle stick. The existing umbrella middle stick assembly process is mainly through manual assembly. The umbrella middle stick with the nest is manually assembled, and then the pin is installed into the nailing machine. The nailing machine then drives the pin into the umbrella tube. This nailing machine adopts a horizontal nailing method when nailing. When this nailing method is used, the position of the pin cannot be effectively located during operation, and the phenomenon of deviation and inaccuracy will occur, affecting product quality. Utility Model Content
[0003] In order to overcome the technical defects of the prior art, the utility model provides a head nail positioning assembly and a head nail driving mechanism. The head nail positioning assembly ensures that the head nail is always perpendicular to the umbrella rod during the pressing process. The head nail is accurately positioned and the pressing stability is good, which can ensure the quality of the umbrella rod.
[0004] The technical solution adopted by the utility model is: a head nail positioning assembly, including a mounting block and an elastic guide device arranged in the mounting block, the elastic guide device includes two sliders installed in the mounting block along the horizontal direction, the opposite ends of the two sliders are respectively connected in the mounting block by springs, and the two sliders are abutted together under the action of the spring elastic force, a guide block is provided above the elastic guide device, and a vertically extending guide groove is opened on the guide block, and the lower end of the guide groove is aligned with the joint of the two sliders.
[0005] Preferably, a slide groove extending in a horizontal direction is provided in the mounting block, the two sliding blocks are slidably fitted in the slide groove, and the spring is arranged on the inner wall of the slide groove.
[0006] Preferably, the abutting end of each of the sliders is provided with a vertically extending arc surface, and the arc surfaces on the two sliders are spliced into a vertically extending material channel, and the material channel is aligned with the guide groove.
[0007] Preferably, an in-position detection switch is provided above the elastic guide device.
[0008] The utility model also relates to a head nail driving mechanism, which has the above-mentioned head nail positioning assembly, and the head nail driving mechanism includes a frame, a nail feeding device, a downward pressing device and an upward pushing device, the downward pressing device and the upward pushing device are arranged up and down and installed on the frame, the mounting block of the head nail positioning assembly is installed on the frame between the downward pressing device and the upward pushing device, the downward pressing needle of the downward pressing device is aligned with the upper end of the guide through groove, and the discharge port of the nail feeding device is connected to the side opening of the guide through groove.
[0009] Preferably, the pressing device comprises a pressing needle and a pressing cylinder fixedly mounted on the upper end of the frame, the piston rod of the pressing cylinder faces downward, and the pressing needle is mounted on the piston rod of the pressing cylinder.
[0010] Preferably, the pressing cylinder is installed on the piston rod of the pressing cylinder through a pressure sensor, a pressure sensor display instrument is installed at the lower end of the frame, and the pressure sensor display meter is connected to the pressure sensor through a circuit.
[0011] Preferably, the upper lifting device includes an upper lifting positioning seat and an upper lifting positioning cylinder, the cylinder body of the upper lifting positioning cylinder is fixedly mounted on the lower part of the frame, the piston rod of the upper lifting positioning cylinder faces upward, the upper lifting positioning seat is mounted on the piston rod of the upper lifting positioning cylinder, a guide plate is installed in the middle part of the frame, and the upper lifting positioning seat is slidably matched with the guide plate.
[0012] Preferably, an accommodating groove is provided at the upper end of the upper positioning seat.
[0013] Preferably, the nail feeding device includes a vibration plate installed on a frame and a feeding track connected to an output end of the vibration plate, and a terminal end of the feeding track is butted against a side opening of the guide through slot.
[0014] The beneficial effect of the utility model is that the head nail positioning component of the utility model is suitable for a head nail driving mechanism for vertical nailing, and can effectively and accurately limit the head nail to ensure the accuracy of the head nail driving. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a structural schematic diagram of the head nailing mechanism of the utility model.
[0016] Figure 2 for Figure 1 A partial enlarged view of point A in the middle.
[0017] Figure 3 It is a structural schematic diagram of a head nail positioning assembly of the utility model.
[0018] Figure 4 It is a top view of the slider of the utility model.
[0019] Figure 5It is a top view of the guide block of the utility model.
[0020] Explanation of the reference numerals: 1. Frame; 101. Guide plate; 2. Down-pressing cylinder; 202. Down-pressing punch needle; 203. Pressure sensor; 2031. Pressure sensor display instrument; 4. Top positioning cylinder; 401. Top positioning seat; 4011. Accommodating groove; 5. Vibrating plate; 501. Feeding track; 6. Mounting block; 601. Slide groove; 602. Sliding block; 6021. Arc surface; 603. Spring; 604. Guide block; 6041. Guide through groove; 605. In-position detection switch; 7. Upper nest; 8. Umbrella middle rod; 9. Head nail. DETAILED DESCRIPTION
[0021] The utility model is further described below in conjunction with the accompanying drawings:
[0022] like Figures 1 to 5 As shown, this embodiment provides a head nail positioning assembly, including a mounting block 6 and an elastic guiding device arranged in the mounting block 6, the elastic guiding device including two sliders 602 slidably installed in the mounting block 6 along the horizontal direction, the opposite ends of the two sliders 602 are connected in the mounting block 6 by springs 603 respectively, and the two sliders 602 abut against each other under the action of the elastic force of the spring 603, and a guide block 604 is provided above the elastic guiding device, and a vertically extending guide groove 6041 is opened on the guide block 604, and the lower end of the guide groove 6041 is aligned with the joint of the two sliders 602. A head nail positioning assembly of this embodiment can adapt to the head nail 9 fed vertically, and a head nail positioning assembly of this embodiment can ensure that the head nail 9 in the pressing process always remains perpendicular to the umbrella middle rod 8, and can effectively and accurately limit the head nail 9, thereby ensuring the accuracy of the head nail and the stability of the pressing of the head nail 9.
[0023] The present embodiment also provides a head nail driving mechanism, including a frame 1, a nail feeding device, a pressing device and an upper push device, wherein the pressing device and the upper push device are arranged up and down and installed on the frame 1, and the mounting block 6 of the head nail positioning assembly is installed on the frame 1 between the pressing device and the upper push device, and the pressing punch 202 of the pressing device is aligned with the upper end of the guide groove 6041, and the discharge port of the nail feeding device is docked with the side opening of the guide groove 6041. When the nail driving operation is performed, the head nail 9 is moved by the nail feeding device. The device is transported into the guide slot 6041 of the guide block 604, and the pressing punch 202 of the pressing device is pushed out and pressed on the upper end of the head nail 9. The pressing punch 202 continues to press down, and the head nail 9 pushes open the two sliders 602. Under the action of the elastic force of the spring 603, the two sliders 602 abut against the two sides of the head nail 9 to play a limiting role. The head nail 9 continues to push down and passes through the upper nest 7 and the umbrella middle rod 8. The head nail 9 is limited by the guide slot 6041 and the slider 602 during the pressing process, and will not deviate. Preferably, the abutting end of each slider 602 is provided with a vertically extending arc surface 6021, and the arc surfaces 6021 on the two sliders 602 are spliced into a vertically extending material channel, and the material channel is aligned with the guiding slot 6041.
[0024] In this embodiment, a slide groove 601 extending in the horizontal direction is provided in the mounting block 6, and the two sliders 602 are slidably fitted in the slide groove 601. The spring 603 is arranged on the inner wall of the slide groove 601. Under the action of the elastic force of the spring 603, the two sliders 602 are either abutted together or abutted on both sides of the head nail 9 to form a limiting space. An in-position detection switch 605 is provided above the elastic force guiding device, and the in-position detection switch 605 is used to detect whether the head nail 9 is in place.
[0025] The pressing device of this embodiment includes a pressing needle 202 and a pressing cylinder 2 fixedly mounted on the upper end of the frame 1, the piston rod of the pressing cylinder 2 faces downward, and the pressing needle 202 is installed on the piston rod of the pressing cylinder 2. The lifting device includes a lifting positioning seat 401 and a lifting positioning cylinder 4, the cylinder body of the lifting positioning cylinder 4 is fixedly mounted on the lower part of the frame 1, the piston rod of the lifting positioning cylinder 4 faces upward, and the lifting positioning seat 401 is installed on the piston rod of the lifting positioning cylinder 4. A guide plate 101 is installed in the middle of the frame 1. The upper positioning seat 401 is slidably matched with the guide plate 101. When performing nailing operations, the umbrella rod 8 installed with the upper nest 7 is placed on the upper positioning seat 401. Preferably, the upper end of the upper positioning seat 401 is provided with a accommodating groove 4011, and the umbrella rod 8 is placed in the accommodating groove 4011. The upper positioning cylinder 4 drives the upper positioning seat 401 to rise, and the upper nest 7 abuts against the mounting block 6. The downward pressure cylinder 2 drives the downward pressure needle 202 to press downward, and the downward pressure needle 202 pushes the head nail 9 in the guide groove 6041 toward the upper nest 7.
[0026] In this embodiment, the downward pressure cylinder 2 is installed on the piston rod of the downward pressure cylinder 2 through the pressure sensor 203, and a pressure sensor display instrument 2031 is installed at the lower end of the frame 1. The pressure sensor display instrument 2031 is connected to the pressure sensor 203 through a circuit. The nail feeding device includes a vibration plate 5 installed on the frame 1 and a feeding track 501 connected to the output end of the vibration plate 5. The end of the feeding track 501 is docked with the side opening of the guide groove 6041. The nail feeding device of this embodiment adopts a commonly used structure in this field and will not be repeated here.
[0027] When the head nail mechanism of this embodiment is in operation, the head nails 9 are transported one by one into the guide block 604 through the vibrating plate 5 and the feeding track 501, and the pressing device pushes the head nail 9 downward to make it pass through the mounting block 6 and insert into the upper nest 7. The in-place detection switch 605 detects whether the head nail 9 is in place. In addition, the user can monitor the pressure change through the pressure sensor display instrument 2031 to determine whether the head nail 9 is pressed into place. When the head nail 9 is missed or not pressed into place, the pressure sensor display instrument 203 will give an alarm.
[0028] The above shows and describes the basic principles and main features of the invention and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the invention, the utility model may have various changes and improvements, which shall fall within the scope of the utility model to be protected. The scope of protection of the utility model shall be defined by the attached claims and their equivalents.
Claims
1. A head nail positioning assembly, characterized in that: It includes a mounting block and an elastic guiding device arranged in the mounting block, the elastic guiding device includes two sliders installed in the mounting block along the horizontal direction, the opposite ends of the two sliders are respectively connected in the mounting block by springs, and the two sliders are abutted together under the action of the spring elastic force, a guide block is provided above the elastic guiding device, and a vertically extending guide groove is opened on the guide block, and the lower end of the guide groove is aligned with the butt joint of the two sliders.
2. The head nail positioning assembly according to claim 1, characterized in that: A sliding groove extending in the horizontal direction is arranged in the mounting block, the two sliding blocks are slidably fitted in the sliding groove, and the spring is arranged on the inner wall of the sliding groove.
3. The head nail positioning assembly according to claim 1, characterized in that: The abutting end of each of the slide blocks is provided with an arc surface extending vertically, and the arc surfaces on the two slide blocks are spliced into a vertically extending material channel, and the material channel is aligned with the guide groove.
4. The head nail positioning assembly according to claim 1, characterized in that: An in-position detection switch is arranged above the elastic force guiding device.
5. A nail driving mechanism having a nail positioning assembly according to claim 1, characterized in that: It includes a frame, a nail feeding device, a downward pressing device and an upward pushing device. The downward pressing device and the upward pushing device are arranged up and down and installed on the frame. The mounting block of the head nail positioning assembly is installed on the frame between the downward pressing device and the upward pushing device. The downward pressing needle of the downward pressing device is aligned with the upper end of the guide groove, and the discharge port of the nail feeding device is connected to the side opening of the guide groove.
6. The nail driving mechanism according to claim 5, characterized in that: The pressing device comprises a pressing needle and a pressing cylinder fixedly mounted on the upper end of the frame, the piston rod of the pressing cylinder faces downward, and the pressing needle is mounted on the piston rod of the pressing cylinder.
7. The nail driving mechanism according to claim 6, characterized in that: The pressing cylinder is installed on the piston rod of the pressing cylinder through a pressure sensor, and a pressure sensor display instrument is installed at the lower end of the frame, and the pressure sensor display meter is connected with the pressure sensor through a circuit.
8. The nail driving mechanism according to claim 5, characterized in that: The lifting device includes a lifting positioning seat and a lifting positioning cylinder. The cylinder body of the lifting positioning cylinder is fixedly installed at the lower part of the frame. The piston rod of the lifting positioning cylinder faces upward. The lifting positioning seat is installed on the piston rod of the lifting positioning cylinder. A guide plate is installed in the middle of the frame, and the lifting positioning seat is slidably matched with the guide plate.
9. The nail driving mechanism according to claim 8, characterized in that: The upper end of the upper positioning seat is provided with a receiving groove.
10. The nail driving mechanism according to claim 5, characterized in that: The nail feeding device comprises a vibration plate installed on a frame and a feeding track connected to an output end of the vibration plate, and the end of the feeding track is butted against a side opening of the guide slot.