CN219054126U - Three-station processing clamp for sewing machine base - Google Patents
Three-station processing clamp for sewing machine base Download PDFInfo
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- CN219054126U CN219054126U CN202223294305.7U CN202223294305U CN219054126U CN 219054126 U CN219054126 U CN 219054126U CN 202223294305 U CN202223294305 U CN 202223294305U CN 219054126 U CN219054126 U CN 219054126U
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Abstract
The utility model aims at solving the problems that the existing sewing machine base is often provided with split type clamps in the processing process, the whole processing flow is complex and the processing error is easy to occur. A sewing machine base three-station processing clamp is designed, comprising: the bottom plate is provided with a hollow bottom plate box body, a vertical surface of the bottom plate box body is provided with a first processing station and a third processing station, and the top surface of the bottom plate box body is provided with a second processing station; the first processing station is provided with a plurality of assembling briquetting modules, a locating pin module, a machine head assembling briquetting module and an auxiliary locating module; the second processing station is provided with an auxiliary positioning module, a plurality of upper briquetting modules, a central upper briquetting module, an auxiliary supporting module and a plurality of sizing blocks; the third processing station is provided with a plurality of side support modules, an upper briquetting module, a moving steel ball positioning screw, a positioning pin module, an auxiliary positioning module, a rear end face briquetting module and a bottom surface briquetting module.
Description
Technical Field
The utility model relates to the field of machining clamps, in particular to a three-station machining clamp for a sewing machine base.
Background
Sewing machines generally have a head that cooperates with a frame that is typically mounted in a fixed container and has complex drive arrangements that require multiple angles of processing of the frame for installation of these complex arrangements. The existing processing mode generally adopts surface processing, namely, after one surface is processed, a clamp is replaced to process the next surface until all the processed surfaces are processed. Therefore, a plurality of sets of jigs are often required and switching jigs in a fixed order is not easy to cause a problem of repeated processing or missing processing.
Disclosure of Invention
The utility model aims at solving the problems that the existing sewing machine base is often provided with split type clamps in the processing process, the whole processing flow is complex and the processing error is easy to occur. The three-station processing clamp for the sewing machine base is designed, and three finished products can be fed at one time after three sewing machine bases in one group are processed in a group mode in a three-in-one mode.
A sewing machine base three-station machining fixture, comprising:
the bottom plate is provided with a hollow bottom plate box body, a vertical surface of the bottom plate box body is provided with a first processing station and a third processing station, and the top surface of the bottom plate box body is provided with a second processing station;
the first processing station is provided with a plurality of assembling briquetting modules, a locating pin module, a machine head assembling briquetting module and an auxiliary locating module;
the second processing station is provided with an auxiliary positioning module, a plurality of upper briquetting modules, a central upper briquetting module, an auxiliary supporting module and a plurality of sizing blocks;
the third processing station is provided with a plurality of side support modules, an upper briquetting module, a moving steel ball positioning screw, a positioning pin module, an auxiliary positioning module, a rear end face briquetting module and a bottom surface briquetting module.
Preferably, the assembled compact module includes:
the assembling pressing block is divided into three parts, the first part is parallel to the third part and is connected with the second part, the first part is matched with the corresponding position of the sewing machine base, the third part is in a cuboid, a long waist hole parallel to the long side is formed in the middle of the top surface, a long groove is formed in the bottom surface, the long groove is communicated with the long waist hole, and the width of the long groove is identical to that of the long waist hole;
the pressing screw rod is arranged on the bottom plate box body, penetrates through the long waist hole of the assembling pressing block and is used for pressing the assembling pressing block downwards;
the limiting screw is arranged on the bottom plate box body and is matched with the long groove of the spliced pressing block;
the locating pin module includes: the top surface of the base is provided with a positioning pin hole, a positioning pin is arranged in the positioning pin hole, and a spring is arranged between the positioning pin and the base;
briquetting module is assembled to aircraft nose includes:
the machine head assembling pressing block is provided with a cylindrical pressing block matched with the machine head at one end of the machine head, a long waist hole parallel to the long edge is formed in the middle of the top surface, a long groove is formed in the bottom surface, the long groove is communicated with the long waist hole, and the width of the long groove is the same as the width of the long waist hole;
the machine head assembling base is provided with a machine head pressing screw rod and a machine head limiting screw rod on the top surface, the machine head pressing screw rod passes through a long waist hole of the machine head assembling pressing block, and the machine head limiting screw rod is matched with a long groove of the machine head assembling pressing block to work;
an auxiliary positioning module, comprising:
the adjustable base, the top surface is provided with the reference column hole side and is provided with the locking hole, locking hole and reference column hole intercommunication are provided with the reference column in the reference column hole, are provided with the bolt in the locking hole, reference column and bolt butt.
Preferably, the assembling and pressing block module on the first processing station is matched with the positioning pin module, and the machine head assembling and pressing block module is matched with the auxiliary positioning module.
Preferably, the upper briquetting module includes:
an upper press block pressing screw rod and an upper press block limiting screw rod are arranged at the top end of the upper press block base;
an upper pressing block, one end of which is in a rounded triangle shape and is provided with a pressing head screw hole, the top surface of which is provided with a through long waist hole, the bottom surface of which is provided with a long groove communicated with the long waist hole, the upper pressing block is arranged on the upper pressing block pressing down screw rod, and the long groove is matched with the upper pressing block limiting screw rod for working;
the upper pressing head is arranged on the bottom surface of the pressing head screw hole of the upper pressing block;
a central upper briquetting module comprising:
the top end of the central positioning column is provided with threads and nuts; the middle section of the central pressing block is provided with a side slot, the side slot is matched with the central positioning column for working, both ends of the central pressing block are provided with pressing block holes, and pressing blocks are arranged in the pressing block holes;
the sizing block is also provided with a positioning pin hole, the side surface of the sizing block is provided with an adjusting hole, the positioning pin hole is communicated with the adjusting hole, and a positioning pin is arranged in the positioning pin hole.
Preferably, the side support module includes: the side support base is provided with a support rod screw hole on the side surface, and a side support rod is arranged in the support rod screw hole;
a rear face briquetting module comprising:
the rear end face base is divided into a first step and a second step in a step shape, the top surface of the second step is provided with a rear end face downward-pressing screw rod and a rear end face limiting screw rod, and the side surface of the first step is provided with an auxiliary screw hole;
the auxiliary pressing plate is in a strip shape, a bulge is arranged on the bottom surface of one end of the auxiliary pressing plate, a mounting hole is formed in the top surface of the auxiliary pressing plate, a hand-screwing bolt is arranged in the mounting hole, and the auxiliary pressing plate is arranged on the rear end surface base through the hand-screwing bolt;
a rear end face pressing block, one end of which is in a rounded triangle shape and is provided with a pressing head screw hole, the top surface of which is provided with a through long waist hole, the bottom surface of which is provided with a long groove communicated with the long waist hole, and the long groove is arranged on a rear end face pressing screw rod of a rear end face base and is matched with the rear end face limiting screw rod to work;
the rear end face pressure head is arranged in a pressure head screw hole of the rear end face pressure block;
a floor briquette module, comprising: the top end of the bottom surface pressing block base is provided with a bottom surface pressing block pressing screw rod and a bottom surface pressing block limiting screw rod, and the front side surface of the bottom surface pressing block base is provided with a moving steel ball positioning screw rod;
a bottom surface pressing block, one end of which is in a rounded triangle shape and is provided with a pressing head screw hole, the top surface of which is provided with a through long waist hole, the bottom surface of which is provided with a long groove communicated with the long waist hole, the bottom surface pressing block is arranged on a bottom surface pressing block pressing screw rod, and the long groove is matched with a bottom surface pressing block limiting screw rod;
the bottom surface pressing block head is arranged in a pressing head screw hole of the bottom surface pressing block;
the axis of the moving steel ball positioning screw of the bottom surface briquetting module is parallel to the axis of the long side of the long waist hole of the bottom surface briquetting.
Preferably, a locating pin module is arranged on the bottom plate box body of the rear end face pressing block module, wherein the bottom plate box body is coaxial with the rear end face pressing head;
the bottom plate box body of the bottom surface pressing block head coaxial line of the bottom surface pressing block module is provided with a positioning pin module.
The utility model has the beneficial effects that: the positioning is convenient, the multi-angle machining positions can be provided, the multi-station machining is convenient to complete at one time, and the problem of unprocessed sewing machine bases caused by disordered sequence due to frequent clamp switching in the machining process is avoided.
Drawings
FIG. 1 is an assembled view of a first processing station and a second processing station of the present utility model;
FIG. 2 is a second station assembly view of the present utility model;
FIG. 3 is an assembled view of a third processing station and a second processing station of the present utility model;
FIG. 4 is an assembled view of a nose splice briquetting module of the present utility model;
FIG. 5 is a front view of the assembled compact of the present utility model;
FIG. 6 is a rear view of the assembled compact of the present utility model;
FIG. 7 is a second process station diagonal side assembly view of the present utility model;
FIG. 8 is an assembled view of a second tooling position clamp sewing machine bed of the present utility model;
FIG. 9 is an assembled view of a first tooling position clamp sewing machine bed of the present utility model;
FIG. 10 is an assembled view of a third tooling position clamp sewing machine bed of the present utility model;
FIG. 11 is an oblique side assembly view of a rear face briquetting module and a bottom face briquetting module;
in the figure: 1. the machine comprises a bottom plate, 2, a bottom plate box body, 3, an assembly briquetting module, 4, a locating pin module, 5, an auxiliary locating module, 6, a machine head assembly briquetting module, 7, a sizing block, 8, an upper briquetting module, 9, a central upper briquetting module, 10, an auxiliary supporting module, 11, a side supporting module, 12, a moving steel ball locating screw, 13, a rear end face briquetting module, 14, a bottom face briquetting module, 31, an assembly briquetting, a and a sewing machine base.
Detailed Description
The technical scheme of the utility model is further specifically described below through specific embodiments and with reference to the accompanying drawings.
Example 1
A sewing machine base three-station tooling fixture as shown in fig. 1-11, comprising:
the bottom plate 1 is provided with a hollow bottom plate box body 2, a vertical surface of the bottom plate box body 2 is provided with a first processing station and a third processing station, and the top surface of the bottom plate box body 2 is provided with a second processing station.
Four assembling press block modules 3 are arranged on the first processing station around two sides of the sewing machine seat a, an auxiliary supporting module 10 is arranged on the bottom surface of the sewing machine seat a, an auxiliary supporting module 10 is arranged between the two assembling press block modules 3 on the left side, and the machine head around the sewing machine seat a is upwards arranged between the auxiliary positioning module 5 and the machine head assembling press block module 6.
The positioning pin module 4 is formed by cutting half of a cylinder and is attached to the spliced pressing block module 3 in a one-to-one correspondence mode, and the positioning pin module 4 is used for supporting the sewing machine base a while being positioned.
The second processing station is placed in a mode that a machine head of a sewing machine seat a is left, a group of auxiliary positioning modules 5 and an upper briquetting module 8 are arranged on the machine head side, and the upper briquetting module 8 and the auxiliary positioning modules 5 are matched to clamp the machine head; the central pressing block module 9 passes through the sewing machine seat a and then clamps the middle part of the sewing machine seat a; two upper pressing block modules 8 are arranged on the bottom side of the sewing machine base a to limit the bottom side and simultaneously position and clamp the bottom side; the sizing block 7 of the second processing station supports the sewing machine seat a; the positioning pin arranged on the sizing block 77 is convenient for positioning when the sewing machine seat a is arranged.
The handpiece side is also provided with an auxiliary support module 10 for ensuring that the left hand side of the handpiece is not out of range.
The sewing machine seat a on the third processing station is arranged in a way that the bottom edge is left to the machine head and right, and the bottom edge side is provided with a rear end face briquetting module 13 and a bottom face briquetting module 14; the bottom plate box body 2 with the coaxial rear end face pressure head of the rear end face briquetting module 13 is provided with a locating pin module 4; the bottom plate box body 2 of the bottom surface pressing block head coaxial line of the bottom surface pressing block module 14 is provided with a positioning pin module 4.
An auxiliary supporting module 10 is arranged on the lower side of the sewing machine base a and is used for supporting the whole body in the processing process and positioning auxiliary properties of the base when the base is installed.
The downward and leftward side supporting modules 11 are sequentially arranged along the upper side edge of the sewing machine seat a, and the screw rods of the side supporting modules 11 are adjusted to achieve convenient locking.
The machine head part adopts a side support module 11 with the lower edge arranged upwards, the upper side is provided with an upper pressing block module 8 which is matched with a moving steel ball positioning screw rod 12, and the upper pressing block module 8 and the moving steel ball positioning screw rod are used for locking and clamping the machine head of the machine base a of the sewing machine.
The second ends of all the assembling press blocks, the machine head assembling press blocks, all the upper press blocks, the rear end face press blocks and the bottom face press blocks in the embodiment are pull handle ends. The first ends of the pressing blocks can be left and right displaced through the pull handles so as to switch the clamping state and the non-clamping state.
The assembled compact module 3 includes:
the assembling pressing block 31 is divided into three parts, the first part is parallel to the third part and is connected with the second part, the first part is matched with the corresponding position of the sewing machine base, the third part is in a cuboid, a long waist hole parallel to the long side is formed in the middle of the top surface, a long groove is formed in the bottom surface, the long groove is communicated with the long waist hole, and the width of the long groove is identical to that of the long waist hole;
the pressing screw rod is arranged on the bottom plate box body 2, penetrates through the long waist hole of the assembling pressing block and is used for pressing the assembling pressing block downwards;
the limit screw is arranged on the bottom plate box body 2 and is matched with the long groove of the spliced pressing block;
the dowel module 4 includes: the top surface of the base is provided with a positioning pin hole, a positioning pin is arranged in the positioning pin hole, and a spring is arranged between the positioning pin and the base;
the machine head assembling pressing block is provided with a cylindrical pressing block matched with the machine head at one end of the machine head, a long waist hole parallel to the long edge is formed in the middle of the top surface, a long groove is formed in the bottom surface, the long groove is communicated with the long waist hole, and the width of the long groove is the same as the width of the long waist hole;
the machine head assembling base is provided with a machine head pressing screw rod and a machine head limiting screw rod on the top surface, the machine head pressing screw rod passes through a long waist hole of the machine head assembling pressing block, and the machine head limiting screw rod is matched with a long groove of the machine head assembling pressing block to work;
the adjustable base, the top surface is provided with the reference column hole side and is provided with the locking hole, locking hole and reference column hole intercommunication are provided with the reference column in the reference column hole, are provided with the bolt in the locking hole, reference column and bolt butt.
an upper press block pressing screw rod and an upper press block limiting screw rod are arranged at the top end of the upper press block base;
an upper pressing block, one end of which is in a rounded triangle shape and is provided with a pressing head screw hole, the top surface of which is provided with a through long waist hole, the bottom surface of which is provided with a long groove communicated with the long waist hole, the upper pressing block is arranged on the upper pressing block pressing down screw rod, and the long groove is matched with the upper pressing block limiting screw rod for working;
the upper pressing head is arranged on the bottom surface of the pressing head screw hole of the upper pressing block;
the central upper briquetting module 9 comprises:
the top end of the central positioning column is provided with threads and nuts; the middle section of the central pressing block is provided with a side slot, the side slot is matched with the central positioning column for working, both ends of the central pressing block are provided with pressing block holes, and pressing blocks are arranged in the pressing block holes;
the sizing block 7 is also provided with a positioning pin hole, the side face of the sizing block is provided with an adjusting hole, the positioning pin hole is communicated with the adjusting hole, and a positioning pin is arranged in the positioning pin hole.
The side support module 11 includes: the side support base is provided with a support rod screw hole on the side surface, and a side support rod is arranged in the support rod screw hole;
the rear face briquetting module 13 includes:
the rear end face base is divided into a first step and a second step in a step shape, the top surface of the second step is provided with a rear end face downward-pressing screw rod and a rear end face limiting screw rod, and the side surface of the first step is provided with an auxiliary screw hole;
the auxiliary pressing plate is in a strip shape, a bulge is arranged on the bottom surface of one end of the auxiliary pressing plate, a mounting hole is formed in the top surface of the auxiliary pressing plate, a hand-screwing bolt is arranged in the mounting hole, and the auxiliary pressing plate is arranged on the rear end surface base through the hand-screwing bolt;
a rear end face pressing block, one end of which is in a rounded triangle shape and is provided with a pressing head screw hole, the top surface of which is provided with a through long waist hole, the bottom surface of which is provided with a long groove communicated with the long waist hole, and the long groove is arranged on a rear end face pressing screw rod of a rear end face base and is matched with the rear end face limiting screw rod to work;
the rear end face pressure head is arranged in a pressure head screw hole of the rear end face pressure block;
a floor compact module 14 comprising: the top end of the bottom surface pressing block base is provided with a bottom surface pressing block pressing screw rod and a bottom surface pressing block limiting screw rod, and the front side surface of the bottom surface pressing block base is provided with a moving steel ball positioning screw rod 12;
a bottom surface pressing block, one end of which is in a rounded triangle shape and is provided with a pressing head screw hole, the top surface of which is provided with a through long waist hole, the bottom surface of which is provided with a long groove communicated with the long waist hole, the bottom surface pressing block is arranged on a bottom surface pressing block pressing screw rod, and the long groove is matched with a bottom surface pressing block limiting screw rod;
the bottom surface pressing block head is arranged in a pressing head screw hole of the bottom surface pressing block;
the axis of the moving steel ball positioning screw 12 of the bottom surface briquetting module 14 is parallel to the long side axis of the long waist hole of the bottom surface briquetting.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A sewing machine base three-station processing clamp, comprising:
the bottom plate is provided with a hollow bottom plate box body, a vertical surface of the bottom plate box body is provided with a first processing station and a third processing station, and the top surface of the bottom plate box body is provided with a second processing station;
the first processing station is provided with a plurality of assembling briquetting modules, a locating pin module, a machine head assembling briquetting module and an auxiliary locating module;
the second processing station is provided with an auxiliary positioning module, a plurality of upper briquetting modules, a central upper briquetting module, an auxiliary supporting module and a plurality of sizing blocks;
the third processing station is provided with a plurality of side support modules, an upper briquetting module, a moving steel ball positioning screw, a positioning pin module, an auxiliary positioning module, a rear end face briquetting module and a bottom surface briquetting module.
2. A three-position processing clamp for a sewing machine base according to claim 1, wherein,
the assembly briquetting module includes:
the assembling pressing block is divided into three parts, the first part is parallel to the third part and is connected with the second part, the first part is matched with the corresponding position of the sewing machine base, the third part is in a cuboid, a long waist hole parallel to the long side is formed in the middle of the top surface, a long groove is formed in the bottom surface, the long groove is communicated with the long waist hole, and the width of the long groove is identical to that of the long waist hole;
the pressing screw rod is arranged on the bottom plate box body, penetrates through the long waist hole of the assembling pressing block and is used for pressing the assembling pressing block downwards;
the limiting screw is arranged on the bottom plate box body and is matched with the long groove of the spliced pressing block;
the locating pin module includes: the top surface of the base is provided with a positioning pin hole, a positioning pin is arranged in the positioning pin hole, and a spring is arranged between the positioning pin and the base;
briquetting module is assembled to aircraft nose includes:
the machine head assembling pressing block is provided with a cylindrical pressing block matched with the machine head at one end of the machine head, a long waist hole parallel to the long edge is formed in the middle of the top surface, a long groove is formed in the bottom surface, the long groove is communicated with the long waist hole, and the width of the long groove is the same as the width of the long waist hole;
the machine head assembling base is provided with a machine head pressing screw rod and a machine head limiting screw rod on the top surface, the machine head pressing screw rod passes through a long waist hole of the machine head assembling pressing block, and the machine head limiting screw rod is matched with a long groove of the machine head assembling pressing block to work;
an auxiliary positioning module, comprising:
the adjustable base, the top surface is provided with the reference column hole side and is provided with the locking hole, locking hole and reference column hole intercommunication are provided with the reference column in the reference column hole, are provided with the bolt in the locking hole, reference column and bolt butt.
3. The three-station processing fixture for the sewing machine base according to claim 2, wherein the assembling press block module on the first processing station is matched with the positioning pin module, and the machine head assembling press block module is matched with the auxiliary positioning module.
4. A three-position processing clamp for a sewing machine base according to claim 1, wherein,
an upper briquetting module comprising:
an upper press block pressing screw rod and an upper press block limiting screw rod are arranged at the top end of the upper press block base;
an upper pressing block, one end of which is in a rounded triangle shape and is provided with a pressing head screw hole, the top surface of which is provided with a through long waist hole, the bottom surface of which is provided with a long groove communicated with the long waist hole, the upper pressing block is arranged on the upper pressing block pressing down screw rod, and the long groove is matched with the upper pressing block limiting screw rod for working;
the upper pressing head is arranged on the bottom surface of the pressing head screw hole of the upper pressing block;
a central upper briquetting module comprising:
the top end of the central positioning column is provided with threads and nuts; the middle section of the central pressing block is provided with a side slot, the side slot is matched with the central positioning column for working, both ends of the central pressing block are provided with pressing block holes, and pressing blocks are arranged in the pressing block holes;
the sizing block is also provided with a positioning pin hole, the side surface of the sizing block is provided with an adjusting hole, the positioning pin hole is communicated with the adjusting hole, and a positioning pin is arranged in the positioning pin hole.
5. A sewing machine base three-position tooling fixture as defined in claim 4, wherein,
the side support module includes: the side support base is provided with a support rod screw hole on the side surface, and a side support rod is arranged in the support rod screw hole;
a rear face briquetting module comprising:
the rear end face base is divided into a first step and a second step in a step shape, the top surface of the second step is provided with a rear end face downward-pressing screw rod and a rear end face limiting screw rod, and the side surface of the first step is provided with an auxiliary screw hole;
the auxiliary pressing plate is in a strip shape, a bulge is arranged on the bottom surface of one end of the auxiliary pressing plate, a mounting hole is formed in the top surface of the auxiliary pressing plate, a hand-screwing bolt is arranged in the mounting hole, and the auxiliary pressing plate is arranged on the rear end surface base through the hand-screwing bolt;
a rear end face pressing block, one end of which is in a rounded triangle shape and is provided with a pressing head screw hole, the top surface of which is provided with a through long waist hole, the bottom surface of which is provided with a long groove communicated with the long waist hole, and the long groove is arranged on a rear end face pressing screw rod of a rear end face base and is matched with the rear end face limiting screw rod to work;
the rear end face pressure head is arranged in a pressure head screw hole of the rear end face pressure block;
a floor briquette module, comprising: the top end of the bottom surface pressing block base is provided with a bottom surface pressing block pressing screw rod and a bottom surface pressing block limiting screw rod, and the front side surface of the bottom surface pressing block base is provided with a moving steel ball positioning screw rod;
a bottom surface pressing block, one end of which is in a rounded triangle shape and is provided with a pressing head screw hole, the top surface of which is provided with a through long waist hole, the bottom surface of which is provided with a long groove communicated with the long waist hole, the bottom surface pressing block is arranged on a bottom surface pressing block pressing screw rod, and the long groove is matched with a bottom surface pressing block limiting screw rod;
the bottom surface pressing block head is arranged in a pressing head screw hole of the bottom surface pressing block;
the axis of the moving steel ball positioning screw of the bottom surface briquetting module is parallel to the axis of the long side of the long waist hole of the bottom surface briquetting.
6. A sewing machine base three-position tooling fixture as defined in claim 5, wherein,
a locating pin module is arranged on the bottom plate box body coaxial with the rear end face pressure head of the rear end face briquetting module;
the bottom plate box body of the bottom surface pressing block head coaxial line of the bottom surface pressing block module is provided with a positioning pin module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223294305.7U CN219054126U (en) | 2022-12-09 | 2022-12-09 | Three-station processing clamp for sewing machine base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223294305.7U CN219054126U (en) | 2022-12-09 | 2022-12-09 | Three-station processing clamp for sewing machine base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219054126U true CN219054126U (en) | 2023-05-23 |
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ID=86346497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223294305.7U Active CN219054126U (en) | 2022-12-09 | 2022-12-09 | Three-station processing clamp for sewing machine base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219054126U (en) |
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2022
- 2022-12-09 CN CN202223294305.7U patent/CN219054126U/en active Active
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