CN212885943U - High stability headrest pipe positioner - Google Patents
High stability headrest pipe positioner Download PDFInfo
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- CN212885943U CN212885943U CN202021433451.1U CN202021433451U CN212885943U CN 212885943 U CN212885943 U CN 212885943U CN 202021433451 U CN202021433451 U CN 202021433451U CN 212885943 U CN212885943 U CN 212885943U
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Abstract
The utility model relates to a high stability headrest pipe positioner, the on-line screen storage device comprises a base, the fixed first support frame that has set gradually on the base, second support frame and third support frame, the fixed vertical locating plate that is provided with on the first support frame, the length direction of second support frame is parallel with the locating plate, be provided with a plurality of supporting shoes along its length direction is fixed on the second support frame, supporting shoe and headrest frame looks adaptation, the both ends of second support frame are all fixed and are provided with the limiting plate, distance between two limiting plates is the same with headrest frame's length, one side of second supporting component is provided with first compressing tightly the subassembly, be provided with locating component on the third support frame. This application has the stability of strengthening the headrest frame, avoids the headrest frame to take place dislocation or warp in welding process, improves the effect of welding process's stability.
Description
Technical Field
The application relates to the field of machining, in particular to a high-stability headrest tube positioning device.
Background
Along with the improvement of living standard, people take the car for a longer time, the car seat is used as a direct carrier for passengers to take, whether the comfort and the safety of the car seat directly influence the riding feeling, and a headrest tube used for installing a headrest is arranged on the car seat.
An existing automotive headrest tube comprises a headrest frame 0, the section of the headrest frame 0 is U-shaped, two mounting grooves 01 are formed in the headrest frame 0, a first mounting tube 02 and a second mounting tube 03 are respectively welded in the two mounting grooves 01, the length directions of the first mounting tube 02 and the second mounting tube 03 are both vertical to the length direction of the headrest frame 0, the first mounting tube 02 and the second mounting tube 03 are the same in length, and the both ends of first installation pipe 02 and second installation pipe 03 all are located the coplanar, and installing port 04 has been seted up to one side of headrest frame 0, and installing port 04 runs through headrest frame 0 and keeps away from one side of first installation pipe 02, and first installation pipe 02 is close to one side that headrest frame 0 was kept away from to installing port 04 and has been seted up first letting a mouthful 021, and second installation pipe 03 is close to one side that headrest frame 0 was served and has seted up the second and let a mouthful 031.
When welding first installation pipe, second installation pipe respectively with the headrest frame, because the headrest frame all plays supporting role to first installation pipe and second installation pipe, take place the dislocation or warp the back as the headrest pipe, also can influence the welding process of first installation pipe and second installation pipe, influence the welding precision of headrest pipe even.
SUMMERY OF THE UTILITY MODEL
In order to strengthen the stability of headrest frame, avoid the headrest frame to take place the dislocation or warp in welding process, improve welding process's stability, this application provides a high stability headrest pipe positioner.
The application provides a pair of high stability headrest pipe positioner adopts following technical scheme:
the utility model provides a high stability headrest pipe positioner, the on-line screen storage device comprises a base, the fixed first support frame that has set gradually on the base, second support frame and third support frame, the fixed vertical locating plate that is provided with on the first support frame, the length direction and the locating plate of second support frame are parallel, follow its fixed a plurality of supporting shoes that are provided with of length direction on the second support frame, supporting shoe and headrest frame looks adaptation, the both ends of second support frame are all fixed and are provided with the limiting plate, distance between two limiting plates is the same with headrest frame's length, one side of second supporting component is provided with the first subassembly that compresses tightly, be provided with locating component on the third support frame.
By adopting the technical scheme, when welding, the headrest frame is horizontally placed on the supporting block, the supporting block is just clamped into the U-shaped groove at the bottom of the headrest frame, and is abutted against the side surface of the headrest frame, the supporting block plays a role of stably supporting the headrest frame, simultaneously, the two ends of the headrest frame are respectively abutted against the side surfaces of the two limiting plates which are close to each other, the headrest frame is limited, then the first pressing component presses the headrest frame, then the first installation pipe and the second installation pipe are respectively placed in the two installation grooves on the headrest frame, and the ends of the first installation pipe and the second installation pipe, which are far away from the installation plates, are both abutted against the positioning plate, then the locating component locates the first installation pipe and the second installation pipe, realizes the locating action of the headrest pipe, the first installation pipe and the second installation pipe, improves the stability in the welding process, and avoids the occurrence of dislocation or deformation of the headrest frame in the welding process.
Preferably, the first compressing assembly comprises a first compressing cylinder, a first compression rod and a first connecting rod, the first compressing cylinder is fixedly arranged on the base, one end of the first compression rod is hinged to a piston rod of the first compressing cylinder, one end of the first connecting rod is hinged to the first compression rod, and the other end of the first connecting rod is hinged to the first compressing cylinder.
Through adopting above-mentioned technical scheme, during the welding, place the headrest frame level on the supporting shoe, the piston rod that first compresses tightly the cylinder is vertical upwards to stretch out, it is close to the vertical upwards rotation of the one end that first compresses tightly the cylinder to drive first depression bar, under the limiting action of first connecting rod, the one end that first compressing tightly the cylinder is kept away from to first connecting rod rotates downwards, and drive first depression bar and keep away from the one end that first compressing tightly the cylinder and rotate downwards and compress tightly on the both ends of headrest frame, thereby realize the effect of compressing tightly to the headrest frame, prevent that the headrest frame from taking place the dislocation in welding process, welding process's stability has been improved.
Preferably, the positioning assembly comprises a driving cylinder, and a first positioning block and a second positioning block which horizontally slide on the third support frame, the sliding directions of the first positioning block and the second positioning block are both along the direction close to or away from the positioning plate, the length direction of the driving cylinder is the same as the sliding direction of the first positioning block, and a piston rod of the driving cylinder is respectively connected with the first positioning block and the second positioning block.
Through adopting above-mentioned technical scheme, during the welding, place headrest frame level on the supporting shoe earlier, then place first installation pipe and second installation pipe in two mounting grooves on headrest frame respectively, and make first installation pipe and first installation pipe keep away from the one end and the locating plate butt of mounting panel, then make and drive actuating cylinder drive first locating piece and second locating piece and slide to the one side that is close to the locating plate on the third support frame, make the one end butt that the locating plate was kept away from to first locating piece and first installation pipe, and make the one end butt that the locating plate was kept away from to second locating piece and second installation pipe, thereby play the positioning action to first installation pipe and second installation pipe, welding process's stability has been improved.
Preferably, the top of the first positioning block, which is close to one end of the positioning plate, is fixedly provided with a first insertion block, the first insertion block is matched with the first yielding position opening, the bottom of the second positioning block, which is close to one end of the positioning plate, is fixedly provided with a second insertion block, and the second insertion block is matched with the second yielding position opening.
Through adopting above-mentioned technical scheme, when first locating piece and second locating piece slide to the one side that is close to the locating plate on the third support frame, can drive first inserted block and second inserted block and remove to the one side that is close to the locating plate, thereby make first inserted block insert in the first mouth of stepping down, and make the second inserted block insert in the second mouth of stepping down, thereby let the position of a mouthful and second to first letting a mouthful fix a position, avoid first letting a mouthful or second to let the position of a mouthful take place the dislocation, welding process's stability has further been improved.
Preferably, the first pressing assembly is provided with a plurality of groups along the length direction of the second support frame.
Through adopting above-mentioned technical scheme, be provided with the first subassembly that compresses tightly of multiunit at the length direction of second support frame, during the welding, the first subassembly that compresses tightly a plurality of positions of headrest frame along the length direction of second support frame, further avoids the headrest frame to take place dislocation or warp in welding process, improves welding process's stability.
Preferably, the two supporting blocks at the two ends of the second supporting frame are both fixedly provided with positioning columns, the positioning columns are matched with the mounting openings, and the positioning columns are located on one sides, close to the third supporting frame, of the supporting blocks.
Through adopting above-mentioned technical scheme, during the welding, place headrest frame on the supporting shoe to make the supporting shoe insert headrest frame bottom, two reference columns all are located the installing port this moment, and respectively with the both ends butt of installing port, thereby further play the positioning action to headrest frame, improve welding process's stability.
Preferably, be provided with spacing subassembly on the first support frame, spacing subassembly includes spacing cylinder, the connecting strip, first spacing post and the spacing post of second, spacing cylinder is fixed to be set up on first support frame, the length direction of spacing cylinder is the same with the slip direction of first locating piece, the connecting strip is fixed to be set up on the piston rod of spacing cylinder, first spacing post and the equal fixed setting of the spacing post of second are on the connecting strip, first spacing post and the spacing post of second are all worn to establish on the locating plate, and with locating plate sliding connection, the diameter of first spacing post is the same with the internal diameter of first installation pipe, the diameter of the spacing post of second is the same with the internal diameter of second installation pipe.
Through adopting above-mentioned technical scheme, during the welding, after first installation pipe and second installation pipe are placed two mounting grooves on the headrest frame respectively, make first installation pipe and second installation pipe keep away from the mounting panel all with the locating plate butt with one end, the piston rod of spacing cylinder stretches out this moment, make the connecting strip drive first spacing post and the spacing post of second all to being close to one side removal of headrest frame, and make first spacing post and the spacing post of second horizontal slip on the locating plate, thereby make first spacing post insert in first installation pipe, play location and supporting role to first installation pipe, it is intraductal to make the spacing post of second insert the second installation simultaneously, play location and supporting role to the second installation pipe, make the welding process of first installation pipe and second installation pipe more stable.
Preferably, one end of the first positioning block, which is close to the positioning plate, is fixedly provided with a first positioning rod, the diameter of the first positioning rod is the same as the inner diameter of the first installation pipe, one end of the second positioning block, which is close to the positioning plate, is fixedly provided with a second positioning rod, and the diameter of the second positioning rod is the same as the inner diameter of the second installation pipe.
Through adopting above-mentioned technical scheme, during the welding, drive actuating cylinder drive first locating piece and second locating piece and slide to one side that is close to the locating plate on the third support frame, it is intraductal to make first locating lever level insert first installation, and it is intraductal to make second locating lever level insert the second installation, thereby further play support and positioning action to first installation pipe and second installation pipe, prevent that first installation pipe and second installation pipe from taking place the dislocation when the welding, improved welding process's stability.
Preferably, the third support frame is fixedly provided with two slide rails, the length direction of the slide rails is the same as the sliding direction of the first positioning block, the slide rails are connected with slide blocks in a sliding manner, and the slide blocks on the two slide rails are respectively fixedly connected with the first positioning block and the second positioning block.
Through adopting above-mentioned technical scheme, set up two slide rails on the third support frame to all set up the slider on first locating piece and second locating piece, when driving actuating cylinder drive first locating piece and second locating piece to the direction that is close to or keeps away from the locating plate on the third support frame and removing, first locating piece and second locating piece can drive the slider horizontal slip on the slide rail, thereby realize the sliding connection of first locating piece, second locating piece and third support frame.
In summary, the present application includes at least one of the following beneficial technical effects:
the headrest frame is horizontally placed on the supporting block through the supporting block and the limiting plates, the supporting block is just clamped into the U-shaped groove at the bottom of the headrest frame, the supporting block plays a role in stably supporting the headrest frame, meanwhile, two ends of the headrest frame are respectively abutted against the side faces, close to the two limiting plates, of the two limiting plates, the limiting effect is played on the headrest frame, and stability in the welding process is improved;
through the arrangement of the first pressing assembly, one end, close to the first pressing cylinder, of the first pressing rod of the first pressing cylinder vertically rotates upwards, one end, far away from the first pressing cylinder, of the first pressing rod is driven to rotate downwards and tightly press the first pressing rod on the headrest frame, the pressing effect on the headrest frame is achieved, and the welding precision of the headrest tube is further improved;
by arranging the positioning assembly, the driving piece drives the first positioning block and the second positioning block to slide on the third support frame, so that the first positioning block is abutted against the first mounting pipe, the second positioning block is abutted against the second mounting pipe, the first insertion block is inserted into the first abdicating port, and the second insertion block is inserted into the second abdicating port, so that the positions of the first abdicating port and the second abdicating port are positioned, and the stability of the welding process is improved;
through setting up spacing subassembly, spacing cylinder makes the connecting strip drive first spacing post and the spacing post of second all to the one side removal that is close to headrest frame to it is intraductal to make first spacing post insert first installation, and the spacing post of second inserts in the second installation, plays location and supporting role to first installation pipe and second installation pipe, has further improved welding process's stability.
Drawings
FIG. 1 is a schematic view of a headrest tube;
FIG. 2 is a schematic structural diagram of the present application;
FIG. 3 is a schematic view showing a partial structure of the stopper assembly;
FIG. 4 is a schematic view showing a partial structure of the first compressing assembly;
fig. 5 is a schematic diagram illustrating a partial structure of the first insert block.
Description of reference numerals: 0. a headrest frame; 01. mounting grooves; 02. a first mounting tube; 021. a first escape port; 03. a second mounting tube; 031. a second escape port; 04. an installation port; 1. a base; 2. a first support frame; 21. positioning a plate; 3. a second support frame; 31. a support block; 32. a limiting plate; 33. a positioning column; 4. a third support frame; 41. a slide rail; 5. a positioning assembly; 51. a driving cylinder; 52. a first positioning block; 521. a first insert block; 522. a first positioning rod; 5221. a yielding groove; 523. a slider; 53. a second positioning block; 531. a second insert block; 532. a second positioning rod; 6. a limiting component; 61. a limiting cylinder; 62. a connecting strip; 63. a first limit post; 64. a second limit post; 7. a first hold-down assembly; 71. a first hold-down cylinder; 72. a first pressure lever; 73. a first fixed block; 74. a first link.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses a high-stability headrest tube positioning device, which is used for positioning a headrest tube, and referring to fig. 1, the headrest tube comprises a headrest frame 0, the section of the headrest frame 0 is U-shaped, two mounting grooves 01 are formed in the headrest frame 0, a first mounting tube 02 and a second mounting tube 03 are respectively welded in the two mounting grooves 01, the length directions of the first mounting tube 02 and the second mounting tube 03 are both vertical to the length direction of the headrest frame 0, the lengths of the first mounting tube 02 and the second mounting tube 03 are the same, and the both ends of first installation pipe 02 and second installation pipe 03 all are located the coplanar, and installing port 04 has been seted up to one side of headrest frame 0, and installing port 04 runs through headrest frame 0 and keeps away from one side of first installation pipe 02, and first installation pipe 02 is close to one side that headrest frame 0 was kept away from to installing port 04 and has been seted up first letting a mouthful 021, and second installation pipe 03 is close to one side that headrest frame 0 was served and has seted up the second and let a mouthful 031.
Referring to fig. 2, a high stability headrest pipe positioner, includes base 1, and first support frame 2, second support frame 3 and third support frame 4 are fixed in proper order on the base 1, are provided with spacing subassembly 6 on the first support frame 2, are provided with first pressure subassembly 7 on the second support frame 3, are provided with locating component 5 on the third support frame 4.
Referring to fig. 3, the vertical positioning plate 21 is fixedly disposed on the first support frame 2, the limiting assembly 6 includes a limiting cylinder 61, a connecting strip 62, a first limiting post 63 and a second limiting post 64, the limiting cylinder 61 is fixedly disposed on the first support frame 2, and is positioned at one side of the positioning plate 21 far away from the second supporting frame 3, the length direction of the limiting cylinder 61 is vertical to the positioning plate 21, the connecting strip 62 is fixedly arranged on the piston rod of the limiting cylinder 61, the first limiting column 63 and the second limiting column 64 are both fixedly arranged on the connecting strip 62, the length directions of the first limiting column 63 and the second limiting column 64 are both the same as the length direction of the limiting cylinder 61, the first limiting column 63 and the second limiting column 64 are both arranged on the positioning plate 21 in a penetrating way, and with locating plate 21 sliding connection, the diameter that first spacing post 63 is close to second support frame 3 one end is the same with the internal diameter of first installation pipe 02, the diameter that second spacing post 64 is close to second support frame 3 one end is the same with the internal diameter of second installation pipe 03.
During the welding, place the headrest pipe on second support frame 3, the one end that makes first installation pipe 02 and second installation pipe 03 keep away from the mounting panel all with locating plate 21 butt, the piston rod of spacing cylinder 61 stretches out this moment, make connecting strip 62 drive first spacing post 63 and the spacing post 64 of second all to the one side removal that is close to headrest frame 0, and make first spacing post 63 and the spacing post 64 of second horizontal slip on locating plate 21, thereby make first spacing post 63 insert in the first installation pipe 02, the spacing post 64 of second inserts in the second installation pipe 03, play location and supporting role to first installation pipe 02 and second installation pipe 03, welding process's stability has been improved.
Referring to fig. 3, the length direction of the second support frame 3 is parallel to the positioning plate 21, a plurality of supporting blocks 31 are fixedly arranged on the second support frame 3 along the length direction, the supporting blocks 31 are matched with the headrest frame 0, the two ends of the second support frame 3 are respectively and fixedly provided with a limiting plate 32, the distance between the two limiting plates 32 is the same as the length of the headrest frame 0, two supporting blocks 31 at the two ends of the second support frame 3 are respectively and fixedly provided with a positioning column 33, the positioning columns 33 are matched with the mounting openings 04, and the positioning columns 33 are located on one side of the supporting blocks 31 away from the first support frame 2. The first compressing assembly 7 is provided with three groups, and is respectively located at two ends and the middle of the second support frame 3, referring to fig. 4, the first compressing assembly 7 comprises a first compressing cylinder 71, a first compression rod 72, a first fixing block 73 and a first connecting rod 74, the first compressing cylinder 71 is vertically fixed on the base 1, one end of the first compression rod 72 is hinged to a piston rod of the first compressing cylinder 71, the first fixing block 73 is fixedly arranged on the first compressing cylinder 71, one end of the first connecting rod 74 is hinged to the first compression rod 72, and the other end of the first connecting rod 74 is hinged to the first fixing block 73.
When in welding, the headrest frame 0 is horizontally placed on the supporting block 31, the supporting block 31 is just clamped in the U-shaped groove at the bottom of the headrest frame 0, and is abutted against the side surface of the headrest frame 0, the supporting block 31 plays a role of stably supporting the headrest frame 0, meanwhile, the two ends of the headrest frame 0 are respectively abutted against the side surfaces of the two limit plates 32 which are close to each other, the headrest frame 0 is limited, then the piston rod of the first pressing cylinder 71 extends vertically upwards to drive one end of the first pressing rod 72 close to the first pressing cylinder 71 to rotate vertically upwards, at the moment, one end of the first connecting rod 74 far away from the first pressing cylinder 71 rotates downwards, and drives one end of the first pressing rod 72 far away from the first pressing cylinder 71 to rotate downwards and press on two ends of the headrest frame 0, the headrest frame 0 is compressed, dislocation of the headrest frame 0 in the welding process is prevented, and stability of the welding process is improved.
Referring to fig. 3, the third supporting frame 4 is located on one side of the second supporting frame 3 away from the first supporting frame 2, the positioning assembly 5 includes a driving cylinder 51, a first positioning block 52 and a second positioning block 53, the driving cylinder 51 is fixedly arranged on the third supporting frame 4, the length direction of the driving cylinder 51 is along the direction close to or away from the second supporting frame 3, two driving cylinders 51 are arranged, piston rods of the two driving cylinders 51 are fixedly connected with the first positioning block 52 and the second positioning block 53 respectively, the first positioning block 52 and the second positioning block 53 are both located on one side, close to the second support frame 3, of the driving cylinders 51, the third support frame 4 is fixedly provided with two sliding rails 41, the length direction of each sliding rail 41 is the same as that of the corresponding driving cylinder 51, each sliding rail 41 is slidably connected with a sliding block 523, and the sliding blocks 523 on the two sliding rails 41 are fixedly connected with the first positioning block 52 and the second positioning block 53 respectively.
Referring to fig. 4 and 5, a first positioning rod 522 is fixedly disposed at one end of the first positioning block 52 close to the positioning plate 21, the diameter of the first positioning rod 522 is the same as the inner diameter of the first mounting tube 02, a second positioning rod 532 is fixedly disposed at one end of the second positioning block 53 close to the positioning plate 21, the diameter of the second positioning rod 532 is the same as the inner diameter of the second mounting tube 03, and the yielding grooves 5221 are disposed at two sides of the first positioning rod 522 and the second positioning rod 532. The first positioning block 52 is fixedly provided with a first insertion block 521 at the top thereof near one end of the positioning plate 21, the first insertion block 521 is adapted to the first allowance opening 021, the second positioning block 53 is fixedly provided with a second insertion block 531 at the bottom thereof near one end of the positioning plate 21, and the second insertion block 531 is adapted to the second allowance opening 031.
During welding, the headrest frame 0 is horizontally placed on the supporting block 31, so that the ends of the first mounting tube 02 and the first mounting tube 02 far away from the mounting plate abut against the positioning plate 21, the driving cylinder 51 drives the first positioning block 52 and the second positioning block 53 to move towards the side close to the positioning plate 21 on the third supporting frame 4, and drives the slider 523 to slide on the slide rail 41, so that the first positioning rod 522 is horizontally inserted into the first mounting tube 02, the second positioning rod 532 is horizontally inserted into the second mounting tube 03, the first positioning block 52 abuts against the end of the first mounting tube 02 far away from the positioning plate 21, the second positioning block 53 abuts against the end of the second mounting tube 03 far away from the positioning plate 21, the first insertion block 521 is inserted into the first allowance port 021, the second insertion block 531 is inserted into the second allowance port 031, thereby positioning the first allowance port 021 and the second allowance port 031 is prevented from dislocation, the stability of the welding process is improved.
The implementation principle of the high-stability headrest tube positioning device in the embodiment of the application is as follows: during welding, the headrest frame 0 is horizontally placed on the supporting block 31, the supporting block 31 is just clamped into the U-shaped groove at the bottom of the headrest frame 0 and is abutted against the side face of the headrest frame 0, the supporting block 31 plays a role in stably supporting the headrest frame 0, meanwhile, two ends of the headrest frame 0 are respectively abutted against the side faces, close to the two limiting plates 32, of the two limiting plates, the headrest frame 0 is limited, then a piston rod of the first pressing cylinder 71 extends vertically upwards to drive one end, close to the first pressing cylinder 71, of the first pressing rod 72 to vertically upwards rotate, at the moment, one end, far away from the first pressing cylinder 71, of the first connecting rod 74 downwards rotates, and drives one end, far away from the first pressing cylinder 71, of the first pressing rod 72 to downwards rotate and tightly press against two ends of the headrest frame 0, and the headrest frame 0 is tightly pressed; the re is respectively with first installation pipe 02 and second installation pipe 03 place in two mounting grooves 01 on headrest frame 0, and make the one end that the mounting panel was kept away from to first installation pipe 02 and second installation pipe 03 all with locating plate 21 butt, then locating component 5 fixes a position first installation pipe 02 and second installation pipe 03, the realization is to the headrest pipe, the positioning action of first installation pipe 02 and second installation pipe 03, the stability among the welding process has been improved, avoid headrest frame 0 to take place dislocation or deformation in welding process.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a high stability headrest pipe positioner which characterized in that: including base (1), first support frame (2) are fixed in proper order on base (1), second support frame (3) and third support frame (4), fixed vertical locating plate (21) that is provided with on first support frame (2), the length direction of second support frame (3) is parallel with locating plate (21), it is fixed along its length direction to be provided with a plurality of supporting shoes (31) on second support frame (3), supporting shoe (31) and headrest frame (0) looks adaptation, the both ends of second support frame (3) are all fixed and are provided with limiting plate (32), distance between two limiting plates (32) is the same with the length of headrest frame (0), one side of second supporting component is provided with first compressing tightly subassembly (7), be provided with locating component (5) on third support frame (4).
2. A high stability head restraint tube positioning device as claimed in claim 1, wherein: the first pressing assembly (7) comprises a first pressing cylinder (71), a first pressing rod (72) and a first connecting rod (74), the first pressing cylinder (71) is fixedly arranged on the base (1), one end of the first pressing rod (72) is hinged to a piston rod of the first pressing cylinder (71), one end of the first connecting rod (74) is hinged to the first pressing rod (72), and the other end of the first pressing rod (74) is hinged to the first pressing cylinder (71).
3. A high stability head restraint tube positioning device as claimed in claim 1, wherein: the positioning assembly (5) comprises a driving cylinder (51), a first positioning block (52) and a second positioning block (53) which horizontally slide on the third support frame (4), the sliding directions of the first positioning block (52) and the second positioning block (53) are both along the direction close to or far away from the positioning plate (21), the length direction of the driving cylinder (51) is the same as the sliding direction of the first positioning block (52), and a piston rod of the driving cylinder (51) is connected with the first positioning block (52) and the second positioning block (53) respectively.
4. A high stability head restraint tube positioning device as claimed in claim 3, wherein: the top of one end, close to the positioning plate (21), of the first positioning block (52) is fixedly provided with a first inserting block (521), the first inserting block (521) is matched with the first position yielding opening (021), the bottom of one end, close to the positioning plate (21), of the second positioning block (53) is fixedly provided with a second inserting block (531), and the second inserting block (531) is matched with the second position yielding opening (031).
5. A high stability head restraint tube positioning device as claimed in claim 1, wherein: the first pressing assembly (7) is provided with a plurality of groups along the length direction of the second support frame (3).
6. A high stability head restraint tube positioning device as claimed in claim 1, wherein: two supporting blocks (31) at two ends of the second supporting frame (3) are respectively fixedly provided with a positioning column (33), the positioning columns (33) are matched with the mounting holes (04), and the positioning columns (33) are located on one sides, close to the third supporting frame (4), of the supporting blocks (31).
7. A high stability head restraint tube positioning device as claimed in claim 1, wherein: the first support frame (2) is provided with a limiting assembly (6), the limiting assembly (6) comprises a limiting cylinder (61), a connecting strip (62), a first limiting column (63) and a second limiting column (64), the limiting cylinder (61) is fixedly arranged on the first support frame (2), the length direction of the limiting cylinder (61) is the same as the sliding direction of the first positioning block (52), the connecting strip (62) is fixedly arranged on a piston rod of the limiting cylinder (61), the first limiting column (63) and the second limiting column (64) are fixedly arranged on the connecting strip (62), the first limiting column (63) and the second limiting column (64) are arranged on the positioning plate (21) in a penetrating manner, and is connected with the positioning plate (21) in a sliding way, the diameter of the first limiting column (63) is the same as the inner diameter of the first mounting pipe (02), and the diameter of the second limiting column (64) is the same as the inner diameter of the second mounting pipe (03).
8. A high stability head restraint tube positioning device as claimed in claim 3, wherein: one end, close to the positioning plate (21), of the first positioning block (52) is fixedly provided with a first positioning rod (522), the diameter of the first positioning rod (522) is the same as the inner diameter of the first installation pipe (02), one end, close to the positioning plate (21), of the second positioning block (53) is fixedly provided with a second positioning rod (532), and the diameter of the second positioning rod (532) is the same as the inner diameter of the second installation pipe (03).
9. A high stability head restraint tube positioning device as claimed in claim 3, wherein: the third support frame (4) is fixedly provided with two slide rails (41), the length direction of the slide rails (41) is the same as the sliding direction of the first positioning block (52), the slide rails (41) are connected with slide blocks (523) in a sliding mode, and the slide blocks (523) on the two slide rails (41) are fixedly connected with the first positioning block (52) and the second positioning block (53) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021433451.1U CN212885943U (en) | 2020-07-20 | 2020-07-20 | High stability headrest pipe positioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021433451.1U CN212885943U (en) | 2020-07-20 | 2020-07-20 | High stability headrest pipe positioner |
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| CN212885943U true CN212885943U (en) | 2021-04-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367757A (en) * | 2022-02-11 | 2022-04-19 | 苏州汉默斯展示设备有限公司 | Welding device and welding process for shelf net laminate |
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2020
- 2020-07-20 CN CN202021433451.1U patent/CN212885943U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367757A (en) * | 2022-02-11 | 2022-04-19 | 苏州汉默斯展示设备有限公司 | Welding device and welding process for shelf net laminate |
| CN114367757B (en) * | 2022-02-11 | 2023-07-04 | 苏州汉默斯展示设备有限公司 | Welding device and welding process for shelf mesh plate |
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