CN213382011U - A restraint and press from both sides machine for plank processing - Google Patents

A restraint and press from both sides machine for plank processing Download PDF

Info

Publication number
CN213382011U
CN213382011U CN202021853305.4U CN202021853305U CN213382011U CN 213382011 U CN213382011 U CN 213382011U CN 202021853305 U CN202021853305 U CN 202021853305U CN 213382011 U CN213382011 U CN 213382011U
Authority
CN
China
Prior art keywords
plate
groove
transverse
clamping cylinder
fixing plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202021853305.4U
Other languages
Chinese (zh)
Inventor
吴维飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Qingyuan Chenyu Machinery Manufacturing Co ltd
Original Assignee
Zhejiang Qingyuan Chenyu Machinery Manufacturing Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Qingyuan Chenyu Machinery Manufacturing Co ltd filed Critical Zhejiang Qingyuan Chenyu Machinery Manufacturing Co ltd
Priority to CN202021853305.4U priority Critical patent/CN213382011U/en
Application granted granted Critical
Publication of CN213382011U publication Critical patent/CN213382011U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Veneer Processing And Manufacture Of Plywood (AREA)

Abstract

The utility model relates to a restraint clamp machine for plank processing, including processing platform and the bed plate of setting on the processing platform, the bed plate upper surface left and right sides is provided with left fixed plate and right fixed plate respectively, is provided with die clamping cylinder on the right side wall of right fixed plate, and die clamping cylinder output has clamping bar along transverse connection, and the one end that die clamping cylinder was kept away from to clamping bar is connected with the pinch plate after running through right fixed plate, and the bed plate upper surface is located between left fixed plate and the right fixed plate along transversely having seted up the guide way, the pinch plate bottom is fixed with gliding deflector in the guide way, is provided with the synchronous integration subassembly that is used for controlling both sides around the synchronous integration polylith plank on the bed plate, the utility model provides a high, the high plank processing of being used for of being convenient for synchronous integration polylith plank and pinch plate sideslip stability of security.

Description

A restraint and press from both sides machine for plank processing
Technical Field
The utility model relates to a restraint machine of pressing from both sides for plank processing.
Background
In the processing process of wood plates, a binding and clamping machine is usually needed to clamp a plurality of wood plates with poured cores, the structure of the existing binding and clamping machine usually comprises a processing table and a base plate on the processing table, a left fixing plate and a right fixing plate are respectively arranged on the left side and the right side of the upper surface of the base plate, a clamping cylinder is arranged on the right side wall of the right fixing plate, the output end of the clamping cylinder is transversely connected with a clamping rod, one end of the clamping rod, far away from the clamping cylinder, penetrates through the right fixing plate and is connected with the clamping plate, when in clamping use, the two steel plates are respectively oppositely arranged at the opposite side walls of the left fixing plate and the right fixing plate, the plurality of wood plates are sequentially stacked between the two steel plates, the plurality of wood plates are manually integrated, the front side and the back side of the wood plates are aligned, then under the driving of the clamping cylinder, after the compression, the two steel plates are fixed by the two metal frames shaped like the Chinese character 'kou', then the clamping cylinder drives the clamping rod to retract, and then the plurality of boards which are clamped are taken down to be used for subsequent drying processing. The bundle of clamp machine of above-mentioned structure needs the manual work to place the polylith plank between two steel sheets and integrates on the one hand, and the lower easy maloperation of security is pressed from both sides the incident in hand, and on the other hand clamp plate mobility stability is relatively poor, influences the tight quality of clamp of the polylith plank after pressing from both sides tight fixed easily, need improve from this.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a high, the bundle that is used for plank processing of being convenient for synchronous integration polylith plank and clamp plate sideslip stability of security presss from both sides machine.
The technical scheme of the utility model is realized like this: the utility model provides a restraint presss from both sides machine for plank processing, includes the processing platform and sets up the bed plate at the processing bench, the bed plate upper surface left and right sides is provided with left fixed plate and right fixed plate respectively, be provided with die clamping cylinder on the right side wall of right side fixed plate, die clamping cylinder output has clamping bar along transverse connection, clamping bar keeps away from the one end of die clamping cylinder and runs through right fixed plate and be connected with pinch plate, its characterized in that: the upper surface of the base plate is positioned between the left fixing plate and the right fixing plate and is transversely provided with a guide groove, the bottom of the clamping plate is fixedly provided with a guide plate sliding in the guide groove, the base plate is provided with synchronous integration components for controlling the front side and the rear side of a plurality of wood boards to be synchronously integrated, the synchronous integration components comprise an inner cavity arranged at the central position of the bottom in the base plate, a rotating gear rotatably arranged in the inner cavity, two movable plates arranged at the left side and the right side of the rotating gear in parallel at intervals and a mounting groove arranged on the upper surface of a processing table, a rotating motor is arranged in the mounting groove, the output end of the rotating motor is connected with a rotating shaft along the vertical direction, the upper end of the rotating shaft is connected with the rotating gear, one ends of the two movable plates, which are far away from each other, respectively penetrate through the side walls at, the two movable plates are respectively connected with the rotating shaft in a transmission way through the matching of the two racks and the rotating gear.
By adopting the technical scheme, when the wood floor is clamped for use, two steel plates are respectively and oppositely placed at the opposite side walls of a left fixed plate and a right fixed plate, a plurality of wood boards are sequentially stacked between the two steel plates, then a rotating motor in a mounting groove drives a rotating shaft at the output end of the rotating motor to rotate to drive a rotating gear at the upper end of the rotating shaft to rotate, the two movable plates are respectively in transmission connection with the rotating shaft through the matching of two racks and the rotating gear, so that the two movable plates are driven to move towards the inner cavity along with the forward rotation of the rotating gear, two vertical fixed plates connected at the ends, far away from each other, of the two movable plates are close to each other, transverse fixed plates respectively in front-back symmetrical connection at the upper ends of the two vertical fixed plates are driven to integrate the front side and the back, the rotating gear is driven to rotate reversely, so that the two movable plates are pushed outwards to drive the two vertical fixed plates to move and reset, then the clamping rod is pushed out to drive the clamping plate to move towards the left fixed plate under the driving of the clamping cylinder, a guide groove is transversely formed in the upper surface of the base plate, which is positioned between the left fixed plate and the right fixed plate, a guide plate sliding in the guide groove is fixed at the bottom of the clamping plate, the guide plate guides the clamping plate in the displacement process of the clamping plate, the transverse movement and the sliding of the clamping plate are more stable, a plurality of wood boards between the two steel plates are pressed, the two steel plates are fixed by using two square metal frames after the pressing, then the clamping cylinder drives the clamping rod to retract to drive the clamping plate to retract and reset, then the clamped wood boards are taken down for subsequent drying and processing, compared with the prior art, manual integration operation is not, the security is high, and integrates in step through above-mentioned structure, integrates the high quality, and the relative prior art stability of pinch-off blades sideslip process improves greatly, the utility model provides a high, be convenient for the synchronous bundle of integrating polylith plank and pinch-off blades sideslip stability height of being used for plank processing press from both sides the machine.
The utility model discloses further set up to: the transverse fixing plate is provided with a length adjusting component for adjusting the transverse length of the transverse fixing plate, the length adjusting component comprises an adjusting plate arranged at one end of the transverse fixing plate close to the clamping cylinder and an adjusting groove which is arranged on the side wall of one side of the transverse fixing plate, which faces the upper surface of the base plate, and is close to one end of the adjusting plate, the side wall of the adjusting plate is connected with a sliding plate which slides in the adjusting groove, the upper groove wall of the adjusting groove is provided with a lifting groove, a lifting plate is arranged in the lifting groove in a lifting and sliding manner, the upper surface of the lifting plate is connected with the bottom of the lifting groove through a spring, the upper surface of the lifting plate is connected with a control rod, the upper end of the control rod penetrates through a spring and penetrates through the transverse fixing plate to be connected with a control head, the sliding plate is characterized in that a plurality of jacks are arranged on the upper surface of the sliding plate at intervals along the transverse direction, and inserting rods used for being inserted into the jacks are fixed on the lower surface of the lifting plate.
By adopting the technical scheme, when the length of the transverse fixing plate needs to be adjusted to adapt to the integration of wood boards with different numbers, the control head is pulled upwards to drive the control rod and the lifting plate to move upwards, the spring is compressed at the moment, the inserted rod fixedly connected with the lower surface of the lifting plate is pulled out of the jack and enters the lifting groove, at the moment, the adjusting plate can be pulled outwards, the sliding plate slides outwards along the adjusting groove, after the adjusting plate is pulled out to the required length, the control head is loosened, the lifting plate slides downwards under the restoring action of the spring to drive the inserted rod to correspondingly insert into another jack to fix the sliding plate, so that the integration operation and use are convenient, the adjusting plate is arranged at one end, close to the clamping cylinder, of the transverse fixing plate, the adjusting groove is arranged on the side wall, facing the upper surface of the base plate, of the side wall of the transverse fixing plate and close to one end, the side wall of one side of the base plate, which faces the upper surface of the base plate, is in contact with the surfaces of the plurality of wood plates and is a plane, so that the integration effect is ensured.
The utility model discloses further set up to: the control head is cylindric and the lateral wall middle part has seted up the round ring channel along circumference.
Through adopting above-mentioned technical scheme, for the ease of pulling the control head, be cylindric and lateral wall middle part at the control head setting and seted up the round ring channel along circumference.
The utility model discloses further set up to: the jacks are sequentially arranged on the upper surface of the sliding plate at equal intervals along the transverse direction.
Through adopting above-mentioned technical scheme, in order to be convenient for further the length that the even regulation regulating plate pulled out, set up a plurality of jacks along transversely equidistant interval in proper order at the slide upper surface.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic cross-sectional view of the bottom plate of the embodiment of the present invention.
Fig. 3 is a schematic diagram of a structure of a transverse fixing plate in the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in figures 1-3, the utility model discloses a binding clip machine for wood board processing, which comprises a processing table 1 and a base plate 2 arranged on the processing table 1, wherein the left and right sides of the upper surface of the base plate 2 are respectively provided with a left fixing plate 3 and a right fixing plate 4, the right side wall of the right fixing plate 4 is provided with a clamping cylinder 5, the output end of the clamping cylinder 5 is transversely connected with a clamping rod 6, one end of the clamping rod 6 far away from the clamping cylinder 5 penetrates through the right fixing plate 4 and is connected with a clamping plate 7, in the embodiment of the utility model, the upper surface of the base plate 2 is positioned between the left fixing plate 3 and the right fixing plate 4 and is transversely provided with a guide groove 8, the bottom of the clamping plate 7 is fixed with a guide plate 9 sliding in the guide groove 8, the base plate 2 is provided with a synchronous integration component for controlling the synchronous integration of the front side and, the synchronous integration component comprises an inner cavity 11 arranged at the central position of the bottom in the base plate 2, a rotating gear 12 rotatably arranged in the inner cavity 11, two moving plates 13 which are arranged at the left side and the right side of the rotating gear 12 in parallel at intervals and an installation groove 14 arranged on the upper surface of the processing table 1, a rotary motor 15 is installed in the installation groove 14, an output end of the rotary motor 15 is connected with a rotary shaft 16 along a vertical direction, the upper end of the rotating shaft 16 is connected with the rotating gear 12, one end, far away from each other, of each of the two moving plates 13 penetrates through the side walls of the front side and the rear side of the base plate 2 respectively and is connected with a vertical fixing plate 18, the upper ends of the two vertical fixing plates 18 are connected with a transverse fixing plate 19 in a front-back symmetrical mode respectively, racks 17 are arranged on opposite side walls of the two moving plates 13 respectively, and the two moving plates 13 are connected with the rotating shaft 16 in a transmission mode through the matching of.
By adopting the technical scheme, when in clamping use, two steel plates are respectively oppositely placed at the opposite side walls of the left fixed plate 3 and the right fixed plate 5, a plurality of wood plates are sequentially stacked between the two steel plates, then, the rotating motor 15 in the mounting groove 14 drives the rotating shaft 16 at the output end to rotate, the rotating gear 12 at the upper end of the rotating shaft 16 is driven to rotate, the two movable plates 13 are respectively in transmission connection with the rotating shaft 16 through the matching of the two racks 17 and the rotating gear 12, so as to drive the two movable plates 13 to move towards the inner direction of the inner cavity 11 along with the forward rotation of the rotating gear 12, thus two vertical fixed plates 18 connected with one ends, far away from each other, of the two movable plates 13 are mutually close to each other, the transverse fixed plates 19 respectively connected in a front-back symmetrical mode at the upper ends of the two vertical, after alignment, the rotating motor 15 drives the rotating shaft 16 to rotate reversely, and drives the rotating gear 12 to rotate reversely, so that the two moving plates 13 are pushed outwards to drive the two vertical fixing plates 18 to move and reset, then the clamping rod 6 is pushed out to drive the clamping plate 7 to move towards the left fixing plate 3 under the drive of the clamping cylinder 5, the upper surface of the base plate 2 is positioned between the left fixing plate 3 and the right fixing plate 4 and is transversely provided with a guide groove 8, the bottom of the clamping plate 7 is fixedly provided with a guide plate 9 sliding in the guide groove 8, in the process of the displacement of the clamping plate 7, the guide plate 9 guides the clamping plate to enable the transverse movement and the sliding to be more stable, a plurality of wood boards between the two steel plates are pressed, after the two steel plates are fixed by using two metal frames shaped like the Chinese character 'kou', then the clamping cylinder 5 drives the clamping rod 6 to retract to drive, then take off and accomplish tight polylith plank of clamp and supply subsequent stoving processing to use, for prior art, do not need artificial integration operation, the security is high, and integrates in step through above-mentioned structure, integrates the high quality, and the relative prior art stability of pinch plate sideslip process improves greatly, the utility model provides a high, be convenient for in step integrate polylith plank and the high bundle of being used for plank processing of pinch plate sideslip stability press from both sides the machine.
In the embodiment of the present invention, a length adjustment assembly for adjusting the transverse length of the transverse fixing plate 19 is disposed on the transverse fixing plate 19, the length adjustment assembly includes an adjustment plate 20 disposed at one end of the transverse fixing plate 19 close to the clamping cylinder 5 and an adjustment groove 21 disposed at one side wall of the transverse fixing plate 19 facing the upper surface of the base plate 2 and close to one end of the adjustment plate 20, a slide plate 22 sliding in the adjustment groove 21 is connected to the side wall of the adjustment plate 20, a lifting groove 23 is disposed on the upper groove wall of the adjustment groove 21, a lifting plate 24 is slidably disposed inside the lifting groove 23, the upper surface of the lifting plate 24 is connected to the bottom of the lifting groove 23 through a spring 25, a control rod 26 is connected to the upper surface of the lifting plate 24, and a control head 27 is connected to the upper end of the control rod 26 after passing through the spring 25, a plurality of insertion holes 28 are arranged on the upper surface of the sliding plate 22 at intervals along the transverse direction, and insertion rods 29 which are inserted into the insertion holes 28 are fixed on the lower surface of the lifting plate 24.
By adopting the technical scheme, when the length of the transverse fixing plate 19 needs to be adjusted to adapt to the integration of wood boards with different numbers, the control head 27 is pulled upwards to drive the control rod 26 and the lifting plate 24 upwards, at the moment, the spring 25 is compressed, the inserting rod 29 fixedly connected with the lower surface of the lifting plate 24 is pulled out from the inserting hole 28 and enters the lifting groove 23, at the moment, the adjusting plate 20 can be pulled outwards, the sliding plate 22 slides outwards along the adjusting groove 21, after the adjusting plate 20 is pulled out to the required length, the control head 27 is loosened, under the restoring action of the spring 25, the lifting plate 24 slides downwards to drive the inserting rod 29 to be correspondingly inserted into the other inserting hole 28 and fix the sliding plate 22, so that the integration operation and use are convenient, the adjusting plate 20 is arranged at one end of the transverse fixing plate 19 close to the clamping cylinder 5, the adjusting groove 21 is arranged at one end of the side wall of the transverse fixing plate 19, which faces the upper surface, the side wall of the lateral fixing plate 19 facing the upper surface of the base plate 2 is flat when adjusting the length of the lateral fixing plate, so as to ensure the integration effect.
In the embodiment of the present invention, the control head 27 is cylindrical and the middle of the sidewall is circumferentially provided with a ring-shaped groove 31.
Through adopting above-mentioned technical scheme, for the ease of pulling control head 27, set up at control head 27 and be cylindric and lateral wall middle part and seted up round ring channel 31 along circumference.
In the embodiment of the present invention, a plurality of insertion holes 28 are sequentially and equidistantly formed on the upper surface of the sliding plate 22 along the transverse direction.
By adopting the technical scheme, in order to further facilitate uniform adjustment of the length of the adjusting plate 20 pulled out, the plurality of insertion holes 28 are arranged on the upper surface of the sliding plate 22 at equal intervals in sequence along the transverse direction.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. The utility model provides a restraint presss from both sides machine for plank processing, includes processing platform (1) and bed plate (2) of setting on processing platform (1), the bed plate (2) upper surface left and right sides is provided with left fixed plate (3) and right fixed plate (4) respectively, be provided with die clamping cylinder (5) on right side fixed plate (4) right side wall, die clamping cylinder (5) output has clamping bar (6) along transverse connection, clamping bar (6) keep away from the one end of die clamping cylinder (5) and run through right fixed plate (4) and be connected with pinch plate (7), its characterized in that: the upper surface of the base plate (2) is positioned between a left fixing plate (3) and a right fixing plate (4) and is transversely provided with a guide groove (8), the bottom of a clamping plate (7) is fixed with a guide plate (9) which slides in the guide groove (8), the base plate (2) is provided with synchronous integration components which are used for controlling the synchronous integration of the front side and the rear side of a plurality of wood boards, the synchronous integration components comprise an inner cavity (11) which is arranged at the bottom center position in the base plate (2), a rotating gear (12) which is rotatably arranged in the inner cavity (11), two moving plates (13) which are arranged at the left side and the right side of the rotating gear (12) in parallel at intervals and a mounting groove (14) which is arranged on the upper surface of the processing table (1), a rotating motor (15) is installed in the mounting groove (14), and the output end of the rotating motor (15) is connected, the upper end of the rotating shaft (16) is connected with the rotating gear (12), one ends, far away from each other, of the two moving plates (13) penetrate through the side walls of the front side and the rear side of the base plate (2) respectively and then are connected with vertical fixing plates (18), the upper ends of the two vertical fixing plates (18) are connected with transverse fixing plates (19) in a front-rear symmetrical mode respectively, racks (17) are arranged on opposite side walls of the two moving plates (13) respectively, and the two moving plates (13) are connected with the rotating shaft (16) in a transmission mode through the matching of the.
2. The beam clamp machine for wood board processing according to claim 1, characterized in that: be provided with the length adjustment subassembly that is used for adjusting transverse fixing plate (19) transverse length on transverse fixing plate (19), the length adjustment subassembly is including setting up regulating plate (20) that transverse fixing plate (19) are close to die clamping cylinder (5) one end and seting up on transverse fixing plate (19) towards base plate (2) upper surface one side lateral wall and be close to regulating groove (21) of the one end of regulating plate (20), be connected with gliding slide (22) in regulating groove (21) on regulating plate (20) lateral wall, be provided with lift groove (23) on regulating groove (21), lift groove (23) inside goes up and down to slide and be provided with lifter plate (24), lifter plate (24) upper surface passes through spring (25) and is connected with lift groove (23) tank bottom, lifter plate (24) upper surface is connected with control lever (26), be connected with the control head after control lever (26) upper end passes spring (25) and runs through transverse fixing plate (19) (27) The upper surface of the sliding plate (22) is provided with a plurality of insertion holes (28) at intervals along the transverse direction, and the lower surface of the lifting plate (24) is fixed with insertion rods (29) which are inserted into the insertion holes (28).
3. The beam clamp machine for wood board processing according to claim 2, characterized in that: the control head (27) is cylindrical, and the middle part of the side wall is provided with a ring of annular grooves (31) along the circumferential direction.
4. A strand clamp machine for wood board processing according to claim 2 or 3, characterized in that: a plurality of jacks (28) are sequentially arranged on the upper surface of the sliding plate (22) at equal intervals along the transverse direction.
CN202021853305.4U 2020-08-31 2020-08-31 A restraint and press from both sides machine for plank processing Active CN213382011U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021853305.4U CN213382011U (en) 2020-08-31 2020-08-31 A restraint and press from both sides machine for plank processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021853305.4U CN213382011U (en) 2020-08-31 2020-08-31 A restraint and press from both sides machine for plank processing

Publications (1)

Publication Number Publication Date
CN213382011U true CN213382011U (en) 2021-06-08

Family

ID=76213052

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021853305.4U Active CN213382011U (en) 2020-08-31 2020-08-31 A restraint and press from both sides machine for plank processing

Country Status (1)

Country Link
CN (1) CN213382011U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113752351A (en) * 2021-09-28 2021-12-07 董和良 Production equipment and method for split type tool brush handle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113752351A (en) * 2021-09-28 2021-12-07 董和良 Production equipment and method for split type tool brush handle

Similar Documents

Publication Publication Date Title
CN213382011U (en) A restraint and press from both sides machine for plank processing
CN109093380B (en) Automatic ticket holder assembling machine
CN113976755A (en) Punching production device and production process for rotor punching sheet
CN112238166B (en) Bending machine with adjustable upper pressing cutter
CN212600382U (en) Fixing device is used in processing of elevator guide rail
CN112872855A (en) Automatic correction positioning clamping device for cutting of precision die
CN112474935A (en) Free adjusting device for upper pressing knife of bending machine
CN109128823B (en) Rubber plug clip assembly quality of cylinder dabber
CN218192723U (en) Adjustable flexible drilling frock of hydraulic cylinder cap
CN217451696U (en) Punching positioning device of aluminum plate punching machine
CN210898860U (en) Motor rotor press-fitting mechanism
CN211437982U (en) Fork comb type chain assembling machine
CN110450256B (en) Automatic combination machine for step face door pocket with facing as reference and combination method thereof
CN219295045U (en) Automatic binding structure of printing machine
CN218168267U (en) Clamping mechanism for sheet metal machining
CN219027694U (en) Cutting machine
CN220942954U (en) Anti-offset bending mechanism
CN219525678U (en) Electric regulating mechanism of shaftless body paper frame
CN219745931U (en) Metal plate crimping device
CN217123412U (en) Auxiliary positioning mechanism for slotting machine
CN220547554U (en) Iron-holding forming device for iron accessories of power transmission iron tower
CN214395878U (en) Full-automatic printing processing assembly line
CN214819299U (en) Automatic drilling and tapping machine
CN211198077U (en) Automatic paperboard printing equipment
CN219444105U (en) Bearing frame pressure equipment cover device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant