CN211518575U - Multi-contact hydraulic press for musical instrument case - Google Patents
Multi-contact hydraulic press for musical instrument case Download PDFInfo
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- CN211518575U CN211518575U CN201922416411.XU CN201922416411U CN211518575U CN 211518575 U CN211518575 U CN 211518575U CN 201922416411 U CN201922416411 U CN 201922416411U CN 211518575 U CN211518575 U CN 211518575U
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- musical instrument
- instrument case
- fixedly connected
- pressing
- fixed
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- 230000006835 compression Effects 0.000 claims abstract description 24
- 238000007906 compression Methods 0.000 claims abstract description 24
- 238000003825 pressing Methods 0.000 claims description 55
- 238000010586 diagram Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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Abstract
The utility model discloses a multicontact musical instrument case and bag hydraulic pressure machine, including flat seat, bolt, sidestick, end spout, fixed axle, slider I, perpendicular compression leg and pressure screw I, the sidestick is provided with two, two the equal fixedly connected with of one end of sidestick the fixed axle, two the fixed axle rotates respectively to be connected both ends, two about the flat seat the equal fixedly connected with in upper end of fixed axle the bolt, two the bolt all is located the upside of flat seat, two the sidestick all is located the downside of flat seat, two the downside of sidestick all is provided with end spout, two equal sliding connection is a plurality of on the end spout slider I, it is a plurality of the equal fixedly connected with of lower extreme of slider I perpendicular compression leg, it is a plurality of equal threaded connection is in the slider I press screw I.
Description
Technical Field
The utility model relates to a press specifically is a multicontact musical instrument case and bag hydraulic press.
Background
The press is a universal press with exquisite structure. The press machine has the characteristics of wide application, high production efficiency and the like, and can be widely applied to processes of cutting, punching, blanking, bending, riveting, forming and the like. The metal is processed into parts by applying a strong pressure to the metal blank to cause plastic deformation and fracture of the metal. When the mechanical press works, the motor drives the large belt pulley through the V-belt, and the crank-slider mechanism is driven through the gear pair and the clutch, so that the slider and the male die go down linearly. After the forging and pressing work of the mechanical press is finished, the sliding block moves upwards, the clutch is automatically disengaged, and meanwhile, the automatic device on the crankshaft is switched on, so that the sliding block stops near a top dead center. When the musical instrument case is manufactured, the musical instrument case needs to be pressed and fixed at multiple points, the area of parts pressed on the musical instrument case cannot be too large, and the traditional press cannot meet the requirement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multicontact musical instrument case and bag hydraulic pressure machine to solve the problem that proposes among the above-mentioned background art.
In order to realize the purpose, the utility model provides the following technical scheme: the utility model provides a multiconductor musical instrument case and bag hydraulic pressure machine, includes flat seat, bolt, traverse bar, end spout, fixed axle, slider I, vertical compression post and pressure screw I, the traverse bar is provided with two, two the equal fixedly connected with of one end of traverse bar the fixed axle, two the fixed axle rotates respectively to be connected both ends about the flat seat, two the equal fixedly connected with in upper end of fixed axle the bolt, two the bolt all is located the upside of flat seat, two the traverse bar all is located the downside of flat seat, two the downside of traverse bar all is provided with end spout, two equal sliding connection has a plurality ofly on the end spout slider I, it is a plurality of the equal fixedly connected with of lower extreme of slider I vertical compression post is a plurality of equal threaded connection has on the slider I press screw I. The two transverse rotating rods can rotate through the two fixing shafts respectively, and the positions of the two transverse rotating rods are adjusted; a plurality of sliding blocks can be arranged in the bottom sliding grooves at the lower sides of the two transverse rotating rods
A plurality of sliding blocks
All can transversely slide in the bottom sliding groove to adjust the position, and press the screw
Can slide the block
It is fixed, when pushing down the flat seat, the flat seat drives two sidespins and pushes down, and the sidespin drives a plurality of perpendicular compression legs and pushes down simultaneously, and then carries out compressing tightly of multiconductor to the musical instrument case and bag fixedly to a plurality of perpendicular compression legs can not occupy the musical instrument case and bag and go up too much surface area when pressing on the musical instrument case and bag, are convenient for the processing on next step of musical instrument case and bag.
In a further embodiment, the multi-contact musical instrument case hydraulic press machine further comprises an upper convex plate, an upper chute, a slide block II, a transverse pressing column and a pressing screw II, wherein the upper sides of the two transverse rotating rods are fixedly connected with the upper convex plate, the upper convex plate is provided with the upper chute, the upper chute is provided with the plurality of slide blocks II, the transverse pressing column is fixedly connected with one side of each slide block II, and the pressing screw II is in threaded connection with the slide block II. Can enable two upper sliding grooves to be provided with a plurality of sliding blocks
A plurality of sliding blocks
All can go up the horizontal slip adjustment position on last spout, and then adjust the position of controlling of a plurality of cross compression posts, a plurality of cross compression posts are used for pressing on the vertical side of musical instrument case and bag to a plurality of cross compression posts can not occupy the musical instrument case and bag when pressing on the musical instrument case and bag side and go up too much surface area, are convenient for musical instrument case and bag processing on next step.
In a further embodiment, multiconductor musical instrument case and bag hydraulic pressure machine still includes fixed disk, mobile jib, adjusting screw, medium plate and compact heap, the upper end fixedly connected with of flat seat the mobile jib, two the equal fixedly connected with in upper end of fixed axle the fixed disk, sliding connection has on the mobile jib the compact heap, the compact heap is pressed two on the last side of fixed disk, the middle part fixedly connected with of mobile jib the medium plate, threaded connection has on the medium plate adjusting screw, adjusting screw presses the upside of compact heap. Can make rotating adjusting screw can push down the compact heap, and then make the compact heap press on two fixed disks with two fixed disks are fixed, and then also fixed with the position of two fixed axles and the position of two cross rotating rods.
In a further embodiment, the multi-contact musical instrument case hydraulic press machine further comprises a hydraulic cylinder and a top seat, the upper portion of the main rod is vertically and slidably connected to the center of the top seat, the lower end of the top seat is fixedly connected with the hydraulic cylinder, and the other end of the hydraulic cylinder is fixedly connected to the middle plate. Can make when the footstock is fixed to be set up, the pneumatic cylinder extension or shorten and can drive the mobile jib downstream, and then drive flat seat and two horizontal turning poles downstream, drive a plurality of vertical compression posts and push down simultaneously.
In a further embodiment, the multi-contact hydraulic press for musical instrument cases further comprises strip-shaped grooves and jacks, wherein the strip-shaped grooves in the left-right direction are formed in the front side and the rear side of the top seat, and the jacks in the front-rear direction are formed in the left end and the right end of the upper side of the top seat. Can make two bar grooves can make the footstock can install on the track of left right direction, and two jacks can make the footstock can install on the track of fore-and-aft direction, and then make the footstock can all around remove, and then adjust the position of footstock.
Compared with the prior art, the beneficial effects of utility model are that:
1. the hydraulic press machine for the multi-contact musical instrument case is provided with two transverse rotating rods, one ends of the two transverse rotating rods are fixedly connected with fixed shafts respectively, the two fixed shafts are rotatably connected to the left end and the right end of a flat seat respectively, the upper ends of the two fixed shafts are fixedly connected with bolts respectively, the two bolts are located on the upper side of the flat seat, the two transverse rotating rods are located on the lower side of the flat seat, bottom sliding grooves are formed in the lower sides of the two transverse rotating rods respectively, a plurality of sliding blocks I are slidably connected to the two bottom sliding grooves respectively, vertical pressing columns are fixedly connected to the lower ends of the sliding blocks I respectively, and pressing screws I are threadedly connected to the sliding blocks I respectively, so that the two transverse rotating rods can rotate through the two fixed shafts respectively, and the positions of the; all can set up a plurality of slider I in the end spout of two traverse bars downside, a plurality of slider I all can be in end spout lateral sliding adjustment position, and set screw I can be fixed with slider I, when pushing down the flat seat, the flat seat drives two traverse bars and pushes down, the traverse bar drives a plurality of vertical compression posts and pushes down simultaneously, and then carry out the compressing tightly of multiconductor to musical instrument case and bag fixedly, and a plurality of vertical compression posts press and can not occupy the too much surface area on the musical instrument case and bag when the musical instrument case and bag is wrapped, be convenient for processing on next step of musical instrument case and bag.
2. This multicontact musical instrument case and bag hydraulic pressure machine, the equal fixedly connected with of upside through two traverse rods goes up the flange, it all is provided with the spout on the flange to go up for two, equal sliding connection has a plurality of slider II on two go up the spout, the equal fixedly connected with traverse compression post in one side of a plurality of slider II, equal threaded connection presses screw II on a plurality of slider II, make two go up all can set up a plurality of slider II on the spout, a plurality of slider II all can be on last spout horizontal slip adjusting position, and then adjust the position about a plurality of traverse compression posts, a plurality of traverse compression posts are used for pressing on the vertical side of musical instrument case and bag, and a plurality of traverse compression posts can not occupy too much surface area on the musical instrument case and bag when pressing on the musical instrument case and bag side, be convenient for processing on one step of musical instrument case and bag.
3. This multicontact musical instrument case and bag hydraulic pressure machine, upper end fixedly connected with mobile jib through flat seat, the equal fixedly connected with fixed disk in upper end of two fixed axles, sliding connection has the compact heap on the mobile jib, the compact heap is pressed on the last side of two fixed disks, the middle part fixedly connected with medium plate of mobile jib, threaded connection has adjusting screw on the medium plate, adjusting screw presses the upside at the compact heap, make rotating adjusting screw can push down the compact heap, and then make the compact heap press to fix two fixed disks on two fixed disks, and then also fixed with the position of two fixed axles and the position of two crossbars.
4. This multicontact musical instrument case and bag hydraulic pressure machine, the vertical sliding connection in the center of footstock in upper portion through the mobile jib, the lower extreme fixedly connected with pneumatic cylinder of footstock, the other end fixed connection of pneumatic cylinder is on the medium plate for when the fixed setting of footstock, the pneumatic cylinder extension perhaps shortens and can drive the mobile jib and move down, and then drives flat seat and two horizontal turning poles and move down, drives a plurality of vertical compression legs and pushes down simultaneously.
5. This multicontact musical instrument case and bag hydraulic pressure machine all is provided with the bar groove of left and right directions through the front and back both sides of footstock, and both ends all are provided with the jack of fore-and-aft direction about the footstock upside for two bar grooves can make the footstock can install on the track of left and right directions, and two jacks can make the footstock can install on the track of fore-and-aft direction, and then make the footstock can be around the removal, and then adjust the position of footstock.
Drawings
Fig. 1 is a schematic structural diagram of a multi-contact musical instrument case hydraulic press machine provided by an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a hydraulic press for a multi-contact musical instrument case provided by the embodiment of the present invention;
FIG. 3 is a first structural schematic diagram of a flat seat, a sliding block I and a sliding block II;
FIG. 4 is a schematic structural diagram II of a flat seat, a sliding block I and a sliding block II;
FIG. 5 is a first schematic structural diagram of the main rod and the top seat;
fig. 6 is a second schematic structural diagram of the main rod and the top seat.
In the figure: a flat seat 1; 1-1 of a bolt; a traverse rod 1-2; 1-3 of a bottom chute; 1-4 of an upper convex plate; 1-5 of an upper chute; 1-6 of a fixed disc; 1-7 of a fixed shaft; a slide block I2; 2-1 of a vertical compression column; a compression screw I2-2; a slide block II 3; 3-1 of a transverse pressing column; a compression screw II 3-2; a main rod 4; adjusting screws 4-1; 4-2 of a middle plate; 4-3 of a compression block; 4-4 of a hydraulic cylinder; a top seat 5; 5-1 of a strip-shaped groove; and (5) a jack 5-2.
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 work belong to the protection scope of the present invention.
Referring to fig. 1-6, the utility model provides a technical solution: a multi-contact hydraulic press machine for musical instrument cases comprises a flat base 1, bolts 1-1, transverse rotating rods 1-2, bottom sliding chutes 1-3, fixing shafts 1-7, a sliding block I2, vertical pressing columns 2-1 and pressing screws I2-2, wherein the number of the transverse rotating rods 1-2 is two, one end of each of the two transverse rotating rods 1-2 is fixedly connected with the fixing shafts 1-7, the two fixing shafts 1-7 are respectively and rotatably connected with the left end and the right end of the flat base 1, the upper ends of the two fixing shafts 1-7 are respectively and fixedly connected with the bolts 1-1, the two bolts 1-1 are respectively positioned on the upper side of the flat base 1, the two transverse rotating rods 1-2 are respectively positioned on the lower side of the flat base 1, the lower sides of the two transverse rotating rods 1-2 are respectively provided with the bottom sliding chutes 1-3, the two bottom sliding grooves 1-3 are respectively connected with a plurality of sliding blocks I2 in a sliding mode, the lower ends of the sliding blocks I2 are respectively fixedly connected with the vertical pressing columns 2-1, and the sliding blocks I2 are respectively connected with the pressing screws I2-2 in a threaded mode. The two transverse rotating rods 1-2 can rotate through the two fixed shafts 1-7 respectively, and the positions of the two transverse rotating rods 1-2 are adjusted; a plurality of sliding blocks can be arranged in the bottom chutes 1-3 at the lower sides of the two transverse rotating rods 1-2
2, a plurality of sliding blocks
2 can transversely slide in the bottom chutes 1-3 to adjust the position, and press the screw
2-2 can be combined with a slide block
2 fixationWhen the flat seat 1 is pressed down, the flat seat 1 drives the two transverse rotating rods 1-2 to press down, the transverse rotating rods 1-2 drive the vertical pressing columns 2-1 to press down simultaneously, so that the multi-contact pressing and fixing of the musical instrument case are carried out, and the vertical pressing columns 2-1 do not occupy too much surface area on the musical instrument case when pressed on the musical instrument case, so that the musical instrument case can be processed on the next step.
In a further embodiment, the multi-contact hydraulic press for musical instrument cases further comprises upper convex plates 1-4, upper chutes 1-5, sliders II3, transverse pressing columns 3-1 and pressing screws II3-2, wherein the upper sides of the two transverse rotating rods 1-2 are fixedly connected with the upper convex plates 1-4, the upper chutes 1-5 are arranged on the two upper convex plates 1-4, the two upper chutes 1-5 are slidably connected with the sliders II3, one sides of the sliders II3 are fixedly connected with the transverse pressing columns 3-1, and the sliders II3 are threadedly connected with the pressing screws II 3-2. Can enable a plurality of sliding blocks to be arranged on the two upper chutes 1-5
3, a plurality of sliding blocks
3 can slide left and right on the upper sliding groove 1-5 to adjust the position, and then adjust the left and right positions of the plurality of cross pressing columns 3-1, the plurality of cross pressing columns 3-1 are used for pressing on the vertical side surface of the musical instrument case, and the plurality of cross pressing columns 3-1 do not occupy excessive surface area on the musical instrument case when pressing on the side surface of the musical instrument case, thereby facilitating the next processing of the musical instrument case.
In a further embodiment, the multi-contact musical instrument case hydraulic press machine further comprises fixed disks 1-6, a main rod 4, adjusting screws 4-1, a middle plate 4-2 and pressing blocks 4-3, the upper end of the flat base 1 is fixedly connected with the main rod 4, the upper ends of the two fixed shafts 1-7 are fixedly connected with the fixed disks 1-6, the main rod 4 is slidably connected with the pressing blocks 4-3, the pressing blocks 4-3 are pressed on the upper side surfaces of the two fixed disks 1-6, the middle part of the main rod 4 is fixedly connected with the middle plate 4-2, the middle plate 4-2 is in threaded connection with the adjusting screws 4-1, and the adjusting screws 4-1 are pressed on the upper sides of the pressing blocks 4-3. The adjusting screw 4-1 can be rotated to press the pressing block 4-3 downwards, so that the pressing block 4-3 is pressed on the two fixed disks 1-6 to fix the two fixed disks 1-6, and the positions of the two fixed shafts 1-7 and the positions of the two transverse rotating rods 1-2 are also fixed.
In a further embodiment, the multi-contact musical instrument case hydraulic press further comprises a hydraulic cylinder 4-4 and a top seat 5, the upper part of the main rod 4 is vertically and slidably connected to the center of the top seat 5, the lower end of the top seat 5 is fixedly connected with the hydraulic cylinder 4-4, and the other end of the hydraulic cylinder 4-4 is fixedly connected to the middle plate 4-2. When the top seat 5 is fixedly arranged, the hydraulic cylinder 4-4 can be extended or shortened to drive the main rod 4 to move downwards, so that the flat seat 1 and the two transverse rotating rods 1-2 are driven to move downwards to drive the vertical compression columns 2-1 to be pressed downwards simultaneously.
In a further embodiment, the multi-contact hydraulic press for musical instrument cases further comprises a strip-shaped groove 5-1 and jacks 5-2, the strip-shaped groove 5-1 in the left-right direction is arranged on each of the front side and the rear side of the top seat 5, and the jacks 5-2 in the front-rear direction are arranged on each of the left end and the right end of the upper side of the top seat 5. The two strip-shaped grooves 5-1 can enable the top seat 5 to be installed on the tracks in the left and right directions, the two jacks 5-2 can enable the top seat 5 to be installed on the tracks in the front and back directions, the top seat 5 can move left and right in the front and back directions, and the position of the top seat 5 is adjusted.
The working principle is as follows: the two transverse rotating rods 1-2 can rotate through the two fixed shafts 1-7 respectively, so that the positions of the two transverse rotating rods 1-2 are adjusted; a plurality of sliding blocks I2 can be arranged in bottom sliding grooves 1-3 on the lower sides of two transverse rotating rods 1-2, a plurality of sliding blocks I2 can transversely slide in the bottom sliding grooves 1-3 to adjust positions, and pressing screws I2-2 can fix the sliding blocks I2, when the flat base 1 is pressed down, the flat base 1 drives the two transverse rotating rods 1-2 to press down, the transverse rotating rods 1-2 drive a plurality of vertical pressing columns 2-1 to press down simultaneously, so that the instrument case is pressed and fixed by multiple contacts, and when the plurality of vertical pressing columns 2-1 are pressed on the instrument case, excessive surface area on the instrument case is not occupied, so that the instrument case can be processed on the next step. The two upper chutes 1-5 can be respectively provided with a plurality of sliding blocks II3, the sliding blocks II3 can slide left and right on the upper chutes 1-5 to adjust the positions, so as to adjust the left and right positions of the transverse pressing columns 3-1, the transverse pressing columns 3-1 are used for pressing the vertical side surfaces of the musical instrument case, and the transverse pressing columns 3-1 cannot occupy too much surface area on the musical instrument case when pressing the side surfaces of the musical instrument case, so that the musical instrument case can be processed in the next step. The adjusting screw 4-1 is rotated to press the pressing block 4-3 downwards, so that the pressing block 4-3 is pressed on the two fixed disks 1-6 to fix the two fixed disks 1-6, and the positions of the two fixed shafts 1-7 and the positions of the two transverse rotating rods 1-2 are also fixed. When the top seat 5 is fixedly arranged, the hydraulic cylinder 4-4 can be extended or shortened to drive the main rod 4 to move downwards, so that the flat seat 1 and the two transverse rotating rods 1-2 are driven to move downwards, and the plurality of vertical pressing columns 2-1 are driven to press downwards simultaneously. Two bar grooves 5-1 can make the footstock 5 can install on the track of left right direction, and two jacks 5-2 can make the footstock 5 can install on the track of fore-and-aft direction, and then make the footstock 5 remove about can moving from beginning to end, and then adjust the position of footstock 5.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. The utility model provides a multiconductor musical instrument case and bag hydraulic pressure machine, includes flat seat (1), bolt (1-1), transverse bar (1-2), end spout (1-3), fixed axle (1-7), slider I (2), vertical compression leg (2-1) and pressure screw I (2-2), its characterized in that: the number of the transverse rotating rods (1-2) is two, one end of each of the two transverse rotating rods (1-2) is fixedly connected with the fixed shaft (1-7), the two fixed shafts (1-7) are respectively and rotatably connected with the left end and the right end of the flat base (1), the upper ends of the two fixed shafts (1-7) are respectively and fixedly connected with the bolts (1-1), the two bolts (1-1) are respectively positioned on the upper side of the flat base (1), the two transverse rotating rods (1-2) are respectively positioned on the lower side of the flat base (1), the lower sides of the two transverse rotating rods (1-2) are respectively provided with the bottom sliding chutes (1-3), the two bottom sliding chutes (1-3) are respectively and slidably connected with the plurality of sliding blocks I (2), the lower ends of the plurality of sliding blocks I (2) are respectively and fixedly connected with the vertical pressing columns (2-1), the sliding blocks I (2) are all in threaded connection with the compression screws I (2-2).
2. The multi-contact musical instrument case hydraulic press of claim 1, wherein: the multi-contact musical instrument case hydraulic press machine further comprises an upper convex plate (1-4), an upper chute (1-5), a sliding block II (3), a transverse pressing column (3-1) and a pressing screw II (3-2), wherein the upper side of each transverse rotating rod (1-2) is fixedly connected with the upper convex plate (1-4), the upper chute (1-5) is arranged on each upper convex plate (1-4), the upper chutes (1-5) are arranged on each upper chute (1-5), a plurality of sliding blocks II (3) are arranged on each upper chute (1-5), one side of each sliding block II (3) is fixedly connected with the transverse pressing column (3-1), and the sliding blocks II (3) are connected with the pressing screw II (3-2) in a threaded mode.
3. The multi-touch musical instrument case hydraulic press of claim 2, wherein: the multi-contact musical instrument case hydraulic press machine also comprises fixed discs (1-6), a main rod (4), adjusting screws (4-1), a middle plate (4-2) and a pressing block (4-3), the upper end of the flat seat (1) is fixedly connected with the main rod (4), the upper ends of the two fixed shafts (1-7) are fixedly connected with the fixed disks (1-6), the main rod (4) is connected with the pressing blocks (4-3) in a sliding way, the pressing blocks (4-3) are pressed on the upper side surfaces of the two fixed disks (1-6), the middle part of the main rod (4) is fixedly connected with the middle plate (4-2), the middle plate (4-2) is in threaded connection with the adjusting screw (4-1), and the adjusting screw (4-1) is pressed on the upper side of the pressing block (4-3).
4. The multi-contact musical instrument case hydraulic press of claim 3, wherein: the multi-contact musical instrument case hydraulic press machine further comprises a hydraulic cylinder (4-4) and a top seat (5), wherein the upper portion of the main rod (4) is vertically connected with the center of the top seat (5) in a sliding mode, the lower end of the top seat (5) is fixedly connected with the hydraulic cylinder (4-4), and the other end of the hydraulic cylinder (4-4) is fixedly connected onto the middle plate (4-2).
5. The multi-contact musical instrument case hydraulic press of claim 4, wherein: multiconductor musical instrument case and bag hydraulic pressure machine still includes bar groove (5-1) and jack (5-2), both sides all are provided with left right direction around footstock (5) bar groove (5-1), both ends all are provided with fore-and-aft direction about footstock (5) upside jack (5-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922416411.XU CN211518575U (en) | 2019-12-29 | 2019-12-29 | Multi-contact hydraulic press for musical instrument case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922416411.XU CN211518575U (en) | 2019-12-29 | 2019-12-29 | Multi-contact hydraulic press for musical instrument case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211518575U true CN211518575U (en) | 2020-09-18 |
Family
ID=72447695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922416411.XU Expired - Fee Related CN211518575U (en) | 2019-12-29 | 2019-12-29 | Multi-contact hydraulic press for musical instrument case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211518575U (en) |
-
2019
- 2019-12-29 CN CN201922416411.XU patent/CN211518575U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200918 |