CN219561289U

CN219561289U - Fixed floating core positioning mechanism of riveting equipment

Info

Publication number: CN219561289U
Application number: CN202320420936.4U
Authority: CN
Inventors: 江红军; 陈皓博; 陈路平; 陈剑伦
Original assignee: Ningbo Colet Electrical Appliance Co ltd
Current assignee: Ningbo Colet Electrical Appliance Co ltd
Priority date: 2023-03-08
Filing date: 2023-03-08
Publication date: 2023-08-22
Anticipated expiration: 2033-03-08

Abstract

The utility model discloses a fixed floating core positioning mechanism of riveting equipment, which comprises a bearing table and a positioning assembly, wherein the bearing table comprises a vertical surface and an inclined surface which are arranged at an acute angle, the two ends of the vertical surface are provided with a left unit block and a right unit block, the two unit blocks are connected through a tension spring, a driving mechanism for driving the two unit blocks to move outwards towards two sides is arranged on the bearing table, the outer sides of the two unit blocks are respectively provided with an installation cavity, the positioning assembly is installed in the installation cavity, the positioning assembly comprises a cylinder body part and a positioning rod, the outer end of the positioning rod is provided with a ball head part, the outer end surface of the cylinder body part is provided with a groove opening with the outer diameter larger than the outer diameter of the ball head part, the positioning rod is provided with a piston, the inner cavity of the cylinder body part is sealed and divided into a first cavity and a second cavity, and the cylinder body part is provided with a first joint communicated with the first cavity and a second joint communicated with the second cavity, so that the positioning precision and the positioning efficiency are greatly improved.

Description

Fixed floating core positioning mechanism of riveting equipment

Technical Field

The utility model relates to the technical field of riveting equipment, in particular to a fixed floating core positioning mechanism of the riveting equipment.

Background

The riveting machine is novel riveting equipment developed according to the cold rolling principle, namely mechanical equipment capable of riveting articles by rivets, and the equipment is compact in structure, stable in performance and convenient and safe to operate.

The prior child dining chair comprises armrests and a dining chair body formed by a seat and a back, when the armrests are assembled, the armrests need to be pre-assembled on two sides of the dining chair body, then the armrests need to be riveted on the dining chair body through a riveting machine, the pre-fixed armrests need to be positioned before riveting so as to prevent the armrests from moving in the riveting process, a workpiece needs to be placed between an acting end and a bearing end of the workpiece when the riveting machine works, for example, the seat body and the armrests need to be placed between the acting end and the bearing end of the riveting machine when the seat body and the armrests are riveted, namely, the acting end or the bearing end of the riveting machine needs to be placed in a seat space of the seat body, the other end of the seat body needs to be placed on the outer side of the seat body, and the seat body needs to be positioned through a positioning mechanism during riveting, so that the positioning mechanism and the riveting machine easily interfere, and the prior positioning mechanism needs to be improved.

Disclosure of Invention

The utility model aims to provide a fixed floating core positioning mechanism of riveting equipment, wherein a preassembled dining chair body is reversely placed on a bearing table before riveting, two unit blocks are outwards moved towards two sides under the action of a driving mechanism to fix the dining chair body, and when the dining chair body is reversely placed on the bearing table, a positioning rod is aligned with a riveting hole formed by the dining chair body and an armrest through the angle design of the bearing table, so that the positioning precision and the positioning efficiency are greatly improved, and meanwhile, the end faces of groove openings of the two unit blocks play the role of the bearing end of a riveting machine, so that the interference between the positioning mechanism and the acting end or the bearing end of the riveting machine is avoided.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a fixed floating core positioning mechanism of riveting equipment, including plummer and locating component, the plummer is including vertical face and the inclined plane that is the acute angle setting, the both ends of vertical face are equipped with left unit piece and right unit piece, two unit pieces are connected through the extension spring, be equipped with the actuating mechanism who drives two unit pieces outwards move towards both sides on the plummer, the outside of two unit pieces is equipped with the installation cavity respectively, locating component installs in the installation cavity, locating component includes barrel and locating lever, the outer end of locating lever is equipped with the bulb, the barrel outer end face is equipped with the external diameter and is greater than the recess mouth of bulb external diameter, be equipped with the piston on the locating lever, the piston is sealed to be cut apart into first cavity and second cavity with barrel inner chamber, be equipped with on the barrel and be linked together with the first joint of first cavity and the second that is linked together with the second cavity.

Further, the actuating mechanism is including setting up the drive block between two unit blocks and driving the cylinder that the drive block vertically goes up and down, the both ends of drive block are equipped with respectively towards the guide surface A that is close to cylinder one side and widen, and when the cylinder promotes the output of drive block, the drive block drives left unit block and right unit block through guide surface A and keeps away from each other.

Further, a guide block is installed on the inner sides of the two unit blocks, and a guide surface B matched with the guide surface A is arranged on one side of the guide block corresponding to the driving block.

Further, a sealing plug is installed at the rear end of the cylinder body, a jacking column is connected to the inner sides of the two unit blocks in a threaded mode, and the position of the sealing plug in the cylinder body is adjusted through screwing the jacking column.

Further, the plummer includes fixing base and leaning on the bars, leaning on bars fixed mounting and being the vertical face and the inclined plane that the acute angle set up including leaning on bars, the bottom of fixing base is equipped with the mounting groove, actuating mechanism's cylinder is installed in the mounting groove.

Further, the width of the leaning grating is smaller than the distance between armrests at two ends of the dining table, and when in riveting, the dining chair body is reversely placed on the leaning grating and is matched and positioned with the riveting holes on the dining chair body through the positioning assembly.

Further, the outside ends of the two unit blocks are provided with a vertical part and an outer protruding part, the outer protruding part is located on the outer side of the vertical part, the vertical part and the outer protruding part are respectively provided with an installation cavity, and each installation cavity is internally provided with a positioning assembly.

Further, the front end of the cylinder body is provided with a guide sleeve, and the positioning rod penetrates through the guide sleeve and extends out of the cylinder body, so that the positioning rod is sealed and guided through the guide sleeve.

Further, when the positioning rod is retracted into the cylinder portion, the outer end of the positioning rod slightly protrudes from the groove opening.

Further, the included angle formed by the vertical surface and the inclined surface on the bearing table is matched with the dining chair body.

In summary, the utility model has the following beneficial effects:

according to the fixed positioning assembly, the preassembled dining chair body is firstly placed on the bearing table in an inverted mode before riveting, the two unit blocks move outwards towards two sides under the action of the driving mechanism to fix the dining chair body, when the dining chair body is placed on the bearing table in an inverted mode through the angle design of the bearing table, the positioning rod is aligned with the riveting hole formed by the dining chair body and the armrests, and therefore positioning accuracy and positioning efficiency are greatly improved, meanwhile, the groove port end faces of the two unit blocks play a role of the bearing end of the riveting machine, and interference between the positioning mechanism and the acting end or the bearing end of the riveting machine is avoided.

Drawings

Fig. 1 is a schematic view of the structure of the first view angle of the present utility model.

Fig. 2 is an enlarged view at a of the present utility model.

Fig. 3 is a schematic structural view of the second view of the present utility model.

Fig. 4 is a schematic structural view of the left cell block of the present utility model.

Fig. 5 is a cross-sectional view at B of the present utility model.

In the figure: 1. a carrying platform; 11. a fixing seat; 12. a leaning gate; 121. a vertical surface; 122. an inclined surface; 2. a positioning assembly; 21. a cylinder body; 211. a groove opening; 22. a positioning rod; 221. a piston; 23. a first joint; 24. a second joint; 25. sealing the plugs; 26. a top column; 27. a guide sleeve; 3. a left unit block; 31. a guide block; 311. a guide surface B; 32. a vertical portion; 33. an outer protruding portion; 4. a right cell block; 5. a tension spring; 6. a driving mechanism; 61. a cylinder; 62. a driving block; 621. guide surface a.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

As shown in fig. 1-5, a fixed floating core positioning mechanism of riveting equipment comprises a bearing table 1 and a positioning assembly 2, wherein the bearing table 1 comprises a vertical surface 121 and an inclined surface 122 which are arranged at an acute angle, an included angle formed by the vertical surface 121 and the inclined surface 122 on the bearing table 1 is matched with a dining chair body, specifically, the bearing table 1 comprises a fixed seat 11 and a leaning grid 12, the leaning grid 12 is fixedly arranged on the upper end surface of the fixed seat 11, and the leaning grid 12 comprises the vertical surface 121 and the inclined surface 122 which are arranged at an acute angle.

The two ends of the vertical surface 121 are provided with a left unit block 3 and a right unit block 4, specifically, the vertical surface 121 is provided with a transversely arranged sliding rail, the inner ends of the left unit block 3 and the right unit block 4 are respectively connected with a sliding block and are arranged on the sliding rail through the sliding blocks, so that the left unit block 3 and the right unit block 4 can slide left and right along the sliding rail, a driving mechanism 6 for driving the two unit blocks to move outwards towards two sides is arranged on the bearing table 1, the two unit blocks are connected through a tension spring 5, specifically, the bottom of the fixed seat 11 is provided with a mounting groove, an air cylinder 61 of the driving mechanism 6 is arranged in the mounting groove, the driving mechanism 6 comprises a driving block 62 arranged between the two unit blocks and an air cylinder 61 for driving the driving block 62 to vertically lift, two ends of the driving block 62 are respectively provided with a guide surface A621 which is widened towards one side close to the air cylinder 61, and when the driving block 62 is pushed to be output by the air cylinder 61, the driving block 62 drives the left unit block 3 and the right unit block 4 to move away from each other through the guide surface A, namely, when the air cylinder 61 is in an extending action, the two unit blocks are moved towards two side bodies under the action of the guide surface A621, the two unit blocks are in the direction of the guide surface A, the two unit blocks are in order to move towards the body, and the two unit blocks are in the direction of the opposite side, and the body under action of the guide body, and the two unit blocks are in the opposite side, and the dining chair body.

The outside of two unit blocks is equipped with the installation cavity respectively, positioning assembly 2 installs in the installation cavity, positioning assembly 2 includes barrel 21 and locating lever 22, the outer end of locating lever 22 is equipped with the bulb, barrel 21 outer end face is equipped with the external diameter and is greater than the recess mouth 211 of bulb external diameter, be equipped with piston 221 on the locating lever 22, piston 221 is sealed to split into first cavity and second cavity with barrel 21 inner chamber, be equipped with on the barrel 21 with the first joint 23 that is linked together with first cavity and with the second joint 24 that is linked together of second cavity, when first joint 23 admit air, second joint 24 give vent to anger, locating lever 22 inwards withdraws, when second joint 24 admit air, first joint 23 give vent to anger, locating lever 22 outwards stretches out.

When the positioning rod 22 is retracted into the cylinder 21, the outer end of the positioning rod 22 slightly extends out of the groove opening 211, and the riveting opening structure is formed by the cooperation of the ball part of the positioning rod 22 and the groove opening 211.

The guide block 31 is installed on the inner sides of the two unit blocks, a guide surface B311 matched with the guide surface A621 is arranged on one side of the guide block 31 corresponding to the driving block 62, and the driving block 62 can drive the guide block 31 to move outwards stably and smoothly through the arrangement.

The rear end of the cylinder 21 is provided with a sealing plug 25, the inner sides of the two unit blocks are connected with a jacking column 26 in a threaded manner, the position of the sealing plug 25 in the cylinder 21 is adjusted by screwing the jacking column 26, and then the distance between the outside of the positioning rod 22 and the groove opening 211 is adjusted when the positioning rod 22 is retracted into the cylinder 21.

The width of the leaning grating 12 is smaller than the distance between armrests at two ends of the dining table, and when in riveting, the dining chair body is reversely placed on the leaning grating 12 and is matched and positioned with the riveting holes on the dining chair body through the positioning assembly 2.

The outside end of two unit blocks is equipped with vertical portion 32 and outer portion 33, and outer portion 33 is located the outside of vertical portion 32, vertical portion 32 and outer portion 33 are equipped with the installation cavity respectively, are equipped with locating component 2 respectively in each installation cavity, through setting up multiunit locating component 2 respectively in the outside of two unit blocks, and then can fix a position a plurality of riveting holes on the dining chair body to cooperate the riveter to rivet the action simultaneously.

The front end of the cylinder 21 is provided with a guide sleeve 27, and the positioning rod 22 passes through the guide sleeve 27 and extends out of the cylinder 21, and the guide sleeve 27 plays a role in sealing and guiding the positioning rod 22.

According to the fixed positioning assembly 2 disclosed by the utility model, the preassembled dining chair body is firstly placed on the bearing table 1 in an inverted mode before riveting, the two unit blocks move outwards towards two sides under the action of the driving mechanism 6 to fix the dining chair body, and when the dining chair body is placed on the bearing table 1 in an inverted mode through the angle design of the bearing table 1, the positioning rod 22 is aligned with the riveting hole formed by the dining chair body and the armrests, so that the positioning precision and the positioning efficiency are greatly improved.

The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.

Claims

1. The utility model provides a fixed floating core positioning mechanism of riveting equipment which characterized in that: including plummer (1) and locating component (2), plummer (1) is including vertical face (121) and inclined plane (122) that are the acute angle setting, the both ends of vertical face (121) are equipped with left unit piece (3) and right unit piece (4), two unit pieces pass through extension spring (5) and connect, be equipped with on plummer (1) drive two unit pieces towards actuating mechanism (6) of both sides external displacement, the outside of two unit pieces is equipped with the installation cavity respectively, locating component (2) are installed in the installation cavity, locating component includes barrel (21) and locating lever (22), the outer end of locating lever (22) is equipped with the bulb, barrel (21) outer terminal surface is equipped with external diameter and is greater than recess mouth (211) of bulb external diameter, be equipped with piston (221) on locating lever (22), piston (221) are with barrel (21) inner chamber seal split into first cavity and second cavity, be equipped with on barrel (21) with first joint (23) and second joint (24) that are linked together with the second cavity.

2. The stationary floating core positioning mechanism of a riveting apparatus as claimed in claim 1, wherein: the driving mechanism (6) comprises a driving block (62) arranged between two unit blocks and an air cylinder (61) for driving the driving block (62) to vertically lift, guide surfaces A (621) widening towards one side close to the air cylinder (61) are respectively arranged at two ends of the driving block (62), and when the driving block (62) is driven to be output by the air cylinder (61), the driving block (62) drives the left unit block (3) and the right unit block (4) to be mutually far away through the guide surfaces A (621).

3. A stationary float positioning mechanism of a riveting apparatus as claimed in claim 2, wherein: the inner sides of the two unit blocks are provided with guide blocks (31), and one side of each guide block (31) corresponding to the corresponding driving block (62) is provided with a guide surface B (311) matched with the guide surface A (621).

4. The stationary floating core positioning mechanism of a riveting apparatus as claimed in claim 1, wherein: a sealing plug (25) is arranged at the rear end of the cylinder body (21), a jacking column (26) is connected to the inner sides of the two unit blocks in a threaded mode, and the position of the sealing plug (25) in the cylinder body (21) is adjusted by screwing the jacking column (26).

5. The stationary floating core positioning mechanism of a riveting apparatus as claimed in claim 1, wherein: the bearing table (1) comprises a fixed seat (11) and a leaning grid (12), the leaning grid (12) is fixedly arranged on the upper end face of the fixed seat (11), the leaning grid (12) comprises a vertical face (121) and an inclined face (122) which are arranged at an acute angle, a mounting groove is formed in the bottom of the fixed seat (11), and an air cylinder (61) of the driving mechanism (6) is arranged in the mounting groove.

6. The stationary floating core positioning mechanism of a riveting apparatus as claimed in claim 5, wherein: the width of the leaning grating (12) is smaller than the distance between armrests at two ends of the dining table, and when in riveting, the dining chair body is reversely placed on the leaning grating (12) and is matched and positioned with the riveting holes on the dining chair body through the positioning assembly (2).

7. The stationary floating core positioning mechanism of a riveting apparatus as claimed in claim 1, wherein: the outside end of two unit blocks is equipped with vertical portion (32) and outer protruding portion (33), and outer protruding portion (33) are located the outside of vertical portion (32), vertical portion (32) and outer protruding portion (33) are equipped with the installation cavity respectively, are equipped with locating component (2) in each installation cavity respectively.

8. The stationary floating core positioning mechanism of a riveting apparatus as claimed in claim 1, wherein: the front end of the cylinder body (21) is provided with a guide sleeve (27), and the positioning rod (22) penetrates through the guide sleeve (27) and extends out of the cylinder body (21), and the guide sleeve (27) plays a role in sealing and guiding the positioning rod (22).

9. The stationary floating core positioning mechanism of a riveting apparatus as claimed in claim 1, wherein: when the positioning rod (22) is retracted into the cylinder body (21), the outer end of the positioning rod (22) slightly extends out of the groove opening (211).

10. The stationary floating core positioning mechanism of a riveting apparatus as claimed in claim 1, wherein: an included angle formed by the vertical surface (121) and the inclined surface (122) on the bearing table (1) is matched with the dining chair body.