CN214517186U - Steel pipe tip throat processing apparatus - Google Patents
Steel pipe tip throat processing apparatus Download PDFInfo
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- CN214517186U CN214517186U CN202023195247.3U CN202023195247U CN214517186U CN 214517186 U CN214517186 U CN 214517186U CN 202023195247 U CN202023195247 U CN 202023195247U CN 214517186 U CN214517186 U CN 214517186U
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Abstract
The utility model relates to a steel pipe tip throat processing apparatus, belong to steel pipe treatment facility field, the on-line screen storage device comprises a base, a workbench, throat machine tooling chamber and limiting plate, the workstation is connected with the base, the top of workstation is provided with the support, the support includes first fixed plate, first fixed plate and workstation fixed connection, throat machine tooling chamber pass behind the first fixed plate with first fixed plate sliding connection, limiting plate and workstation fixed connection, the roof of limiting plate is offered and is used for carrying out spacing draw-in groove to the steel pipe, the draw-in groove is located throat machine tooling chamber's dead ahead, the draw-in groove is apart from the highly uniform of height and throat machine tooling chamber apart from the workstation of workstation. This application has the effect that reduces operating personnel intensity of labour.
Description
Technical Field
The application relates to the field of steel pipe treatment equipment, in particular to a steel pipe end necking treatment device.
Background
The bicycle frame is formed by processing and assembling a plurality of steel pipes, the steel pipes need to be subjected to pretreatment processing such as cutting, chamfering, necking and polishing before being assembled, different pretreatment processes all need different equipment to perform corresponding operation, and the ports of the steel pipes are subjected to necking so that the steel pipes can be conveniently welded and fixed with other pipe orifices.
At present, when the steel pipe is subjected to necking treatment, an operator generally holds one end of the steel pipe, aligns a substitute processing position of the steel pipe with a processing cavity of a necking machine, the necking machine operates, the processing cavity of the necking machine is driven to move to a proper position of the steel pipe to perform necking treatment on the steel pipe, the operator needs to ensure that the steel pipe part does not deviate, if the steel pipe deviates, the necking position of the steel pipe is possibly inaccurate, and subsequent use of the steel pipe is influenced.
The related art has the disadvantages that an operator needs to hold the steel pipe by hand to operate, the operator needs to be very cautious in the operation process, the position of the necking machine for necking the steel pipe is not accurate, the steel pipe necking treatment in a workshop is generally carried out in batches, the number of the steel pipes in each batch is large, and therefore the labor intensity of the operator is high.
SUMMERY OF THE UTILITY MODEL
In order to reduce operating personnel's intensity of labour, this application provides a steel pipe tip throat processing apparatus.
The application provides a steel pipe tip throat processing apparatus adopts following technical scheme:
the utility model provides a steel pipe tip throat processing apparatus includes the base, a workbench, throat machine tooling chamber and limiting plate, the workstation is connected with the base, the top of workstation is provided with the support, the support includes first fixed plate, first fixed plate and workstation fixed connection, throat machine tooling chamber pass behind the first fixed plate with first fixed plate sliding connection, limiting plate and workstation fixed connection, the roof of limiting plate is offered and is used for carrying out spacing draw-in groove to the steel pipe, the draw-in groove is located throat machine tooling chamber dead ahead, the draw-in groove is apart from the height of workstation and the highly uniform of throat machine tooling chamber apart from the workstation.
Through adopting above-mentioned technical scheme, arrange the steel pipe in the draw-in groove, make treating of steel pipe just to throat machine tooling chamber, the other end of the handheld steel pipe of operating personnel, throat machine tooling chamber is to the back of treating the processing department removal of steel pipe, the steel pipe carries out the throat and handles, at this moment, the draw-in groove is equivalent to work piece processing district, the draw-in groove is favorable to reducing the possibility that the steel pipe moved on the horizontal direction, and then help making throat machine tooling chamber carry out the accurate processing to the steel pipe, help making operating personnel relax the spirit in operation process, help reducing operating personnel's intensity of labour.
Optionally, the support further comprises a second fixing plate, the second fixing plate is fixedly connected with the workbench, the second fixing plate is connected with a limiting column, the direction of the central axis of the limiting column is consistent with the direction of the central axis of the necking machining cavity, and the limiting plate is located between the limiting column and the necking machining cavity.
Through adopting above-mentioned technical scheme, when placing the steel pipe in the draw-in groove, the one end butt in throat machine tooling chamber can be kept away from with the steel pipe to spacing to the steel pipe, making the steel pipe can not remove in the draw-in groove, no longer needing the handheld steel pipe of operating personnel this moment, effectively reduced staff's intensity of labour.
Optionally, the limiting column is connected with the second fixing plate through threads.
By adopting the technical scheme, the distance between the limiting column and the necking machine processing cavity can be changed by screwing the limiting column, so that the limiting column is suitable for steel pipes with different lengths, and the applicability of the limiting column is improved.
It is optional, the workstation top is equipped with feed mechanism, feed mechanism includes flitch and scraping wings, the both sides wall of flitch goes up respectively with first fixed plate and second fixed plate fixed connection, the one end that the flitch is close to the limiting plate of going up inclines to the workstation, the limiting plate sets up to two sets of unanimous structures, the spacing groove has been seted up to the roof of limiting plate, the spacing groove is adjacent with the draw-in groove, the one end and the last flitch diapire butt of draw-in groove are kept away from to the spacing groove, the scraping wings is with the vertical sliding connection of limiting plate, the scraping wings is connected with the driving piece that the drive scraping wings reciprocated, the diapire of draw-in groove sets up to the inclined plane unanimous with the inclined mode of last flitch.
By adopting the technical scheme, the limiting groove can block the steel pipes on the feeding plate, so that the limiting groove becomes a preparation station of the steel pipes, the driving piece drives the pushing plate to vertically move upwards to lift one steel pipe in the limiting groove, then the driving piece drives the pushing plate to vertically move downwards to enable the steel pipes to fall into the clamping groove along the bottom wall of the clamping groove, two groups of limiting plates with consistent structures are favorable for stable movement of the steel pipes, and the steel pipes in the clamping groove complete the subsequent processing process; after the steel pipe in the clamping groove is machined, the steel pipe in the clamping groove is taken away, then the next feeding and machining process can be carried out, the whole feeding process is simple and convenient, and the labor intensity of operators is reduced.
Optionally, the top wall of one end of the limiting plate, which is far away from the feeding plate, is arranged to be an inclined surface parallel to the feeding plate.
Through adopting above-mentioned technical scheme, with the steel pipe processing back in the draw-in groove, when driving piece drive scraping wings rebound, the scraping wings can upwards hold up the steel pipe in the draw-in groove and make the steel pipe break away from the draw-in groove, and at the in-process that the scraping wings descends, the steel pipe can drop along the inclined plane of keeping away from flitch one end on the limiting plate, accomplishes the automatic receipts material of steel pipe, saves the operation that operating personnel took away the steel pipe that has processed from the draw-in groove, can reduce operating personnel's intensity of labour.
Optionally, a material discharge box is arranged in front of the base.
Through adopting above-mentioned technical scheme, the steel pipe that has processed that drops from the limiting plate roof can drop to the blowing case in, can save the operation that operating personnel placed the steel pipe that has finished processing, helps reducing operating personnel's intensity of labour.
Optionally, the material pushing plate includes a first material pushing plate and a second material pushing plate, the first material pushing plate is fixedly connected with the second material pushing plate, the top walls of the first material pushing plate and the second material pushing plate are both arranged to be inclined planes consistent with the inclination mode of the material feeding plate, the top wall of the second material pushing plate is higher than the top wall of the first material pushing plate, the top wall of the first material pushing plate is abutted to the bottom wall of the material pushing plate, and the length of the top wall of the first material pushing plate is greater than that of the bottom wall of the limiting groove.
By adopting the technical scheme, the height difference between the first material pushing plate and the second material pushing plate has a limiting effect on the steel pipe, the steel pipe is not prone to falling off from the top wall of the material pushing plate in the rising process of the material pushing plate, when the material pushing plate vertically moves upwards, the top wall of the first material pushing plate supports the steel pipe to be processed in the limiting groove, the second material pushing plate supports the steel pipe processed in the clamping groove, in the vertical downward moving process of the material pushing plate, the steel pipe to be processed falls into the clamping groove along the inclined surface of the top wall of the first material pushing plate, the processed steel pipe rolls to the inclined surface of the top wall of the limiting plate far away from the material feeding plate along the inclined surface of the top wall of the second material pushing plate to complete the subsequent material receiving process, the whole material feeding process and the material receiving process are completed simultaneously, and the labor intensity of operators can be greatly reduced.
Optionally, the scraping wings are set to be two groups of structures which are consistent and symmetrically arranged above the workbench, connecting rods are arranged between the two groups of scraping wings, the scraping wings are fixedly connected with the connecting rods, the limiting plates are provided with sliding grooves which enable the connecting rods to vertically slide, two ends of the connecting rods are located in the sliding grooves, and bottom walls of the connecting rods are fixedly connected with the driving piece.
By adopting the technical scheme, the two groups of the material pushing plates are arranged, so that the contact area between the steel pipe and the material pushing plates can be increased, the steel pipe is not easy to incline and roll off on the top wall of the material pushing plates, and the smooth feeding process and the material receiving process of the steel pipe are facilitated; when the scraping wings vertically reciprocate, the connecting rod vertically slides in the chute, and the chute provides a guiding effect for the scraping wings, so that the scraping wings are not easy to displace in the horizontal direction, and the scraping wings are favorable for accurately feeding and returning materials.
To sum up, the application comprises the following beneficial technical effects:
1. the limiting plate is arranged above the workbench, and the clamping groove is formed in the top wall of the limiting plate, so that the possibility of moving the steel pipe in the horizontal direction is reduced, the steel pipe can be accurately machined by the machining cavity of the necking machine, the relaxation spirit of an operator in the operation process is relieved, and the aim of reducing the labor intensity of the operator can be fulfilled;
2. the limiting column is connected to the second fixing plate, so that the limiting column can limit the steel pipe, the steel pipe cannot move in the clamping groove, the steel pipe can be accurately processed by the necking machine processing cavity, and the labor intensity of workers can be effectively reduced because operators do not need to hold the steel pipe;
3. through set up feed mechanism above the workstation, whole material loading process is accomplished with the receipts material process simultaneously, can reduce operating personnel's intensity of labour by a wide margin.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present application;
fig. 2 is a schematic perspective view illustrating a feeding mechanism according to an embodiment of the present disclosure.
Description of reference numerals: 1. a base; 11. a work table; 12. a support; 121. a first fixing plate; 122. a second fixing plate; 2. a necking machine processing cavity; 3. a limiting plate; 31. a limiting groove; 32. a card slot; 4. a feeding mechanism; 41. feeding plates; 411. a striker plate; 42. a material pushing plate; 421. a first pusher plate; 422. a second pusher plate; 43. a lifting cylinder; 44. a connecting rod; 45. a material placing box; 5. a limiting column.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses steel pipe tip throat processing apparatus. Referring to fig. 1, a steel pipe end necking treatment apparatus comprises a base 1 and a worktable 11, throat machine processing chamber 2 and limiting plate 3, base 1 level is placed subaerial, workstation 11 is connected with the last fixed surface of base 1, the last fixed surface of workstation 11 is connected with support 12, support 12 includes first fixed plate 121 and second fixed plate 122, first fixed plate 121 and second fixed plate 122 are parallel to each other and are perpendicular with workstation 11, first fixed plate 121 and second fixed plate 122 all are connected with the last fixed surface of workstation 11, 3 vertical settings of limiting plate and with 11 last fixed surface of workstation are connected, throat machine processing chamber 2 passes behind first fixed plate 121 with first fixed plate 121 sliding connection, be equipped with feed mechanism 4 on the workstation 11, feed mechanism 4 is located one side of limiting plate 3, limiting plate 3 is located between first fixed plate 121 and the second fixed plate 122 and is perpendicular with workstation 11. The feeding mechanism 4 conveys the steel pipe to the limiting plate 3, the limiting plate 3 can limit the steel pipe, the necking machine processing cavity 2 moves towards the part to be processed close to the steel pipe, the part to be processed of the steel pipe enters the necking machine processing cavity 2 to be subjected to necking processing, the feeding mechanism 4 enables an operator not to sequentially place the steel pipe at the operation position of the workbench 11, and the labor intensity of the operator can be effectively reduced.
As shown in fig. 1, the second fixing plate 122 is in threaded connection with a limiting post 5, the central axis direction of the limiting post 5 is consistent with the central axis direction of the necking machine processing cavity 2, and the limiting plate 3 is located between the limiting post 5 and the necking machine processing cavity 2; referring to fig. 2, a clamping groove 32 is formed in the top wall of the limiting plate 3, the clamping groove 32 is located right in front of the necking machine processing cavity 2, and the height of the clamping groove 32 from the workbench 11 is consistent with the height of the necking machine processing cavity 2 from the workbench 11. Move spacing post 5 through twisting and change spacing post 5 and the distance of throat machine processing chamber 2, make spacing post 5 be applicable to the steel pipe of different length, when feeding mechanism carried the steel pipe to draw-in groove 32 on the limiting plate 3 in, the one end butt of throat machine processing chamber 2 was kept away from to spacing post 5 and steel pipe, and then spacing to the steel pipe, make the steel pipe can not remove in draw-in groove 32, no longer need the handheld steel pipe of operating personnel this moment, effectively reduced staff's intensity of labour.
As shown in fig. 2, the feeding mechanism 4 includes a feeding plate 41 and a material pushing plate 42, two side walls of the feeding plate 41 are respectively fixedly connected to the bottom walls of the first fixing plate 121 and the second fixing plate 122, one end of the feeding plate 41 close to the limiting plate 3 inclines towards the upper surface of the workbench 11, the material pushing plate 42 is vertically and slidably connected to the limiting plate 3, the material pushing plate 42 is connected to a driving member for driving the material pushing plate 42 to move up and down, the driving member is a lifting cylinder 43, the side wall of the lifting cylinder 43 is fixedly connected to the base 1, a piston rod of the lifting cylinder 43 extends out of the workbench 11 and is connected to the material pushing plate 42, a top wall of the limiting plate 3 is provided with a limiting groove 31, the limiting groove 31 is adjacent to the engaging groove 32, one end of the limiting plate 3 far from the engaging groove 32 abuts against the bottom wall of the feeding plate 41, the bottom walls of the limiting groove 31 and the engaging groove 32 are both provided with inclined surfaces in accordance with the inclination manner of the feeding plate 41, the bottom walls of the limiting groove 31 and the engaging groove 32 are parallel to each other, the height from the bottom wall of the clamping groove 32 to the workbench 11 is larger than the height from the bottom wall of the limiting groove 31 to the workbench 11. Placing a steel pipe to be processed on the feeding plate 41, wherein the position to be processed of the steel pipe faces the first fixing plate 121, the steel pipe can enter the limiting groove 31 along the inclined surface of the bottom wall of the limiting groove 31, the limiting groove 31 can block the steel pipe on the feeding plate 41, the lifting cylinder 43 drives the material pushing plate 42 to vertically move upwards to lift up one steel pipe in the limiting groove 31, then the lifting cylinder 43 drives the material pushing plate 42 to vertically move downwards to enable the steel pipe to fall into the clamping groove 32 along the bottom wall of the clamping groove 32, and the necking machine processing cavity 2 performs subsequent necking processing on the steel pipe in the clamping groove 32; after the steel pipe in the clamping groove 32 is processed, the steel pipe in the clamping groove 32 is taken away, and then the next feeding and processing process can be carried out, so that the whole feeding process is simple and convenient, and the labor intensity of operators is reduced.
As shown in fig. 1 and 2, a top wall of one end of the limiting plate 3 away from the feeding plate 41 is provided as an inclined surface parallel to the feeding plate 41; a material placing box 45 is placed in front of the base 1. After the steel pipe in the clamping groove 32 is processed, when the lifting cylinder 43 drives the material pushing plate 42 to move upwards, the material pushing plate 42 can upwards support the steel pipe in the clamping groove 32 to enable the steel pipe to be separated from the clamping groove 32, in the process that the material pushing plate 42 descends, the steel pipe can fall along the inclined plane far away from one end of the material feeding plate 41 on the limiting plate 3 and can fall into the material discharging box 45, the material pushing plate 42 can automatically receive the steel pipe, the processed steel pipe is collected in the material discharging box 45, the operation of placing the processed steel pipe by an operator can be omitted, and the labor intensity of the operator can be reduced.
As shown in fig. 2, the material pushing plate 42 includes a first material pushing plate 421 and a second material pushing plate 422, the first material pushing plate 421 is integrally connected to the second material pushing plate 422, top walls of the first material pushing plate 421 and the second material pushing plate 422 are both provided with inclined surfaces whose inclination is the same as that of the material feeding plate 41, a top wall of the second material pushing plate 422 is higher than a top wall of the first material pushing plate 421, the inclined surface of the top wall of the first material pushing plate 421 is flush with a bottom wall of the position limiting groove 31, the inclined surface of the top wall of the second material pushing plate 422 is flush with a top wall of the position limiting groove 32, the top wall of the first material pushing plate 421 abuts against the bottom wall of the material pushing plate 42, and the length of the top wall of the first material pushing plate 421 is greater than that of the bottom wall of the position limiting groove 31. When the material pushing plate 42 vertically moves upwards, the top wall of the first material pushing plate 421 supports the steel pipe to be processed in the limiting groove 31, the second material pushing plate 422 supports the steel pipe to be processed in the clamping groove 32, in the vertical downward moving process of the material pushing plate 42, the steel pipe to be processed falls into the clamping groove 32 along the inclined surface of the top wall of the first material pushing plate 421, the processed steel pipe rolls to the inclined surface of the top wall of the limiting plate 3 far away from the material feeding plate 41 along the inclined surface of the top wall of the second material pushing plate 422 to complete the subsequent material receiving process, the whole material feeding process and the material receiving process are completed simultaneously, and the labor intensity of operators can be greatly reduced.
As shown in fig. 1, two striker plates 411 are fixedly connected to the upper surface of the upper plate 41, and the length direction of the two striker plates 411 is the same as the width direction of the upper plate 41. Place the steel pipe between two striker plates 411, be favorable to making the steel pipe fall into spacing groove 31 in proper order, and can not roll at will on material loading plate 41, and then be favorable to material loading plate 41 to feed smoothly.
As shown in fig. 2, the limiting plates 3 are symmetrically disposed above the worktable 11 in two sets with the same structure, the material pushing plates 42 are symmetrically disposed above the worktable 11 in two sets with the same structure, and the material pushing plates 42 are located between the two sets of limiting plates 3. The two groups of limiting plates 3 and the two groups of material pushing plates 42 are matched for use, so that the contact area between the steel pipe and the material pushing plates 42 and between the steel pipe and the limiting plates 3 can be increased, the stable movement of the steel pipe is facilitated, the steel pipe is not prone to rolling off, and the smooth operation of the feeding process and the material receiving process of the steel pipe is facilitated.
Referring to fig. 2, a connecting rod 44 is disposed on the bottom wall between the two sets of material pushing plates 42, the material pushing plates 42 are fixedly connected to the connecting rod 44, a sliding groove capable of enabling the connecting rod 44 to vertically slide is vertically formed in the side wall of the limiting plate 3, two ends of the connecting rod 44 are located in the sliding groove, and the bottom wall of the connecting rod 44 is fixedly connected to the piston rod of the lifting cylinder 43. When the material pushing plate 42 vertically moves up and down, the connecting rod 44 vertically slides in the sliding groove, and the sliding groove provides a guiding effect for the material pushing plate 42, so that the material pushing plate 42 is not easy to displace in the horizontal direction, and the material pushing plate 42 is further facilitated to accurately carry out feeding and material returning.
The implementation principle of the steel pipe end necking treatment device in the embodiment of the application is as follows: a steel pipe to be processed is placed between the two material blocking plates 411 and enters the limiting groove 31, the lifting cylinder 43 drives the material pushing plate 42 to vertically move upwards to support one steel pipe in the limiting groove 31, then the lifting cylinder 43 drives the material pushing plate 42 to vertically move downwards to enable the steel pipe to fall into the clamping groove 32 along the bottom wall of the clamping groove 32, the necking machine processing cavity 2 carries out necking processing on the steel pipe in the clamping groove 32, at the moment, the limiting column 5 can enable the steel pipe not to easily move, an operator does not need to hold the steel pipe in the process, and the labor intensity of the operator can be reduced; after the steel pipes in the clamping grooves 32 are machined, the lifting cylinder 43 drives the material pushing plate 42 to move upwards, the material pushing plate 42 can upwards support the steel pipes in the clamping grooves 32 to enable the steel pipes to be separated from the clamping grooves 32, in the process that the material pushing plate 42 descends, the steel pipes fall into the material discharging box 45, the next steel pipe in the limiting groove 31 enters the clamping grooves 32, the whole feeding process and the material receiving process are completed simultaneously, and the labor intensity of operators can be greatly reduced.
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 (8)
1. The utility model provides a steel pipe tip throat processing apparatus which characterized in that: including base (1), workstation (11), throat machine process chamber (2) and limiting plate (3), workstation (11) are connected with base (1), the top of workstation (11) is provided with support (12), support (12) include first fixed plate (121), first fixed plate (121) and workstation (11) fixed connection, throat machine process chamber (2) pass behind first fixed plate (121) and first fixed plate (121) sliding connection, limiting plate (3) and workstation (11) fixed connection, roof of limiting plate (3) is offered and is used for carrying out spacing draw-in groove (32) to the steel pipe, draw-in groove (32) are located throat machine process chamber (2) dead ahead, draw-in groove (32) are apart from the height of workstation (11) and the highly uniform of throat machine process chamber (2) apart from workstation (11).
2. The steel pipe end necking treatment device according to claim 1, wherein: support (12) still include second fixed plate (122), second fixed plate (122) and workstation (11) fixed connection, second fixed plate (122) are connected with spacing post (5), and the central axis direction of spacing post (5) is unanimous with the central axis direction of throat machine processing chamber (2), and limiting plate (3) are located between spacing post (5) and throat machine processing chamber (2).
3. The steel pipe end necking treatment device according to claim 2, wherein: the limiting column (5) is connected with the second fixing plate (122) through threads.
4. The steel pipe end necking treatment device according to claim 3, wherein: workstation (11) top is equipped with feed mechanism (4), feed mechanism (4) are including flitch (41) and scraping wings (42), the both sides wall of going up flitch (41) respectively with first fixed plate (121) and second fixed plate (122) fixed connection, it inclines to workstation (11) to go up the one end that flitch (41) are close to limiting plate (3), limiting plate (3) set up to the unanimous two sets of structure, spacing groove (31) have been seted up to the roof of limiting plate (3), spacing groove (31) are adjacent with draw-in groove (32), the one end and last flitch (41) diapire butt of draw-in groove (32) are kept away from in spacing groove (31), scraping wings (42) and limiting plate (3) vertical sliding connection, scraping wings (42) are connected with the driving piece that drive scraping wings (42) reciprocated, the diapire of draw-in groove (32) sets up to the inclined plane unanimous with the slope mode of last flitch (41).
5. The steel pipe end necking treatment device according to claim 4, wherein: and the top wall of one end of the limiting plate (3), which is far away from the upper material plate (41), is provided with an inclined surface which is consistent with the inclined mode of the upper material plate (41).
6. The steel pipe end necking treatment device according to claim 5, wherein: a material discharging box (45) is arranged in front of the base (1).
7. The steel pipe end necking treatment device according to claim 4, wherein: the material pushing plate (42) comprises a first material pushing plate (421) and a second material pushing plate (422), the first material pushing plate (421) is fixedly connected with the second material pushing plate (422), the top walls of the first material pushing plate (421) and the second material pushing plate (422) are both arranged to be inclined planes consistent with the inclination mode of the upper plate (41), the top wall of the second material pushing plate (422) is higher than the top wall of the first material pushing plate (421), the top wall of the first material pushing plate (421) is abutted to the bottom wall of the upper plate (41), and the length of the top wall of the first material pushing plate (421) is larger than that of the bottom wall of the limiting groove (31).
8. The steel pipe end necking treatment device according to claim 7, wherein: the material pushing plates (42) are arranged above the workbench (11) in a two-group and symmetrical mode and are consistent in structure, the connecting rods (44) are arranged between the two groups of material pushing plates (42), the material pushing plates (42) are fixedly connected with the connecting rods (44), the limiting plates (3) are provided with sliding grooves capable of enabling the connecting rods (44) to vertically slide, the two ends of the connecting rods (44) are located in the sliding grooves, and the bottom wall of the connecting rods (44) is fixedly connected with the driving piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023195247.3U CN214517186U (en) | 2020-12-25 | 2020-12-25 | Steel pipe tip throat processing apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023195247.3U CN214517186U (en) | 2020-12-25 | 2020-12-25 | Steel pipe tip throat processing apparatus |
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| CN214517186U true CN214517186U (en) | 2021-10-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115673131A (en) * | 2022-10-19 | 2023-02-03 | 广州卫亚汽车零部件有限公司 | Car seat connecting pipe throat equipment |
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2020
- 2020-12-25 CN CN202023195247.3U patent/CN214517186U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115673131A (en) * | 2022-10-19 | 2023-02-03 | 广州卫亚汽车零部件有限公司 | Car seat connecting pipe throat equipment |
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