CN211852428U - Bonding frock that drum brake piece prevented skew - Google Patents
Bonding frock that drum brake piece prevented skew Download PDFInfo
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- CN211852428U CN211852428U CN202020073686.8U CN202020073686U CN211852428U CN 211852428 U CN211852428 U CN 211852428U CN 202020073686 U CN202020073686 U CN 202020073686U CN 211852428 U CN211852428 U CN 211852428U
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Abstract
The utility model discloses a drum brake block deviation prevention bonding tool, which comprises a supporting platform, a cylinder, a first push plate and a bonding device, wherein one end of the cylinder is connected with the first push plate; the bonding device comprises a cushion block, a pressing block, a second push plate, a spring and a first baffle plate, wherein an arc-shaped groove is formed in the joint of the horizontal part and the vertical part of the cushion block, and the depth of the arc-shaped groove is half of the difference value between the width of the shoe arc-shaped plate and the width of a lining material; one side of the pressing block, which is far away from the cushion block, is also connected with a pressing block fixing plate, two sides of the pressing block fixing plate are connected with two second push plates extending along two sides of the cushion block, and the length of the first push plate is greater than the maximum distance between the two second push plates; one side of the pressing block fixing plate, which is far away from the pressing block, is provided with a first baffle plate, and a spring is connected between the pressing block fixing plate and the first baffle plate. The tool ensures that the lining material is always in the relative central position of the horseshoe arc-shaped plate, the lining material is pressed tightly by the aid of the elastic action of the spring, and the lining material is prevented from being inclined and falling off easily.
Description
Technical Field
The utility model relates to a drum brake block manufacturing correlation technique field especially relates to a drum brake block prevents bonding frock of skew.
Background
The existing drum brake comprises a horseshoe and a friction lining, wherein the horseshoe comprises an arc-shaped plate and a rib plate fixed on the inner side of the arc-shaped plate, and the friction lining is bonded on the outer arc surface of the arc-shaped plate. However, in the process of manufacturing the drum brake pad, particularly when a friction lining is bonded to a shoe, the friction lining and the arc-shaped plate are not centered relative to each other in the width direction of the arc-shaped plate, and the friction lining is prone to being deviated to one side of the arc-shaped plate, which brings interference to subsequent installation. The existing general solution is to bond the friction lining to the central position of the brake shoe arc-shaped plate manually, but the bonding force of the method is small, so that the friction lining is easy to deflect to one side of the arc-shaped plate in the subsequent turnover process, and the friction lining is easy to fall off; in addition, this method does not guarantee the consistency of the product. The existing method can only realize the bonding of a single product, causes waiting waste in the product pressing process and reduces the production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides a bonding frock of drum brake block anticline for solve the problem between two parties of the relative position of friction facing and shoe arc in the course of working of drum brake block.
In order to solve the problem, the utility model adopts the following technical scheme: a drum brake block anti-deflection bonding tool comprises a horseshoe arc-shaped plate and a lining material, and comprises a supporting platform, an air cylinder, a first push plate and a bonding device, wherein the air cylinder and the bonding device are both positioned on the supporting platform; one end of the cylinder is connected with a first push plate; the bonding device comprises a cushion block, a pressing block, a second push plate, a spring and a first baffle plate, wherein the cushion block comprises an outward convex arc vertical part and a horizontal part which are matched with the shoe arc plate, an arc groove for the shoe arc plate to insert is arranged at the joint of the horizontal part and the vertical part, and the depth of the arc groove is half of the difference value between the width of the shoe arc plate and the width of a lining material; the pressing block is opposite to the vertical part, one side of the pressing block, which is far away from the cushion block, is also connected with a pressing block fixing plate, two sides of the pressing block fixing plate are connected with two second push plates which extend along two sides of the cushion block, the length of the first push plate is greater than the maximum distance between the two second push plates, and the first push plate is used for pushing the pressing block fixing plate through the second push plates during working; one side of the pressing block fixing plate, which is far away from the pressing block, is provided with a first baffle plate, and a spring is connected between the pressing block fixing plate and the first baffle plate.
Optionally, one side of the press block fixing plate, which is far away from the press block, is provided with a guide pillar, the guide pillar penetrates through the first baffle, the free end of the guide pillar is connected with a clamp spring, and the spring is sleeved on the guide pillar.
Optionally, the bonding device further includes a second baffle, and the second baffle is located on one side of the cushion block away from the pressing block.
Optionally, the bonding apparatus further comprises a rail on which the pad is slidably mounted.
Optionally, the bonding means is plural.
Optionally, the bonding tool further comprises a disc capable of rotating on the supporting platform, the cylinder is located on one side of the disc, and the bonding devices are distributed on the edge of the disc.
Optionally, the bonding tool further comprises a transmission assembly, the transmission assembly comprises a shaft sleeve, a bearing and a transmission shaft, the bearing penetrates through a first through hole formed in the supporting platform, and a bearing flange outside the bearing is fixed on the supporting platform; the shaft sleeve penetrates through the second through hole of the disc from bottom to top and is sleeved on the transmission shaft, the upper end of the shaft sleeve is sealed and fixed on the transmission shaft, the shaft sleeve is fixed on the disc through the lock nut, and a flange is arranged at an opening at the lower end of the shaft sleeve and used for supporting the disc from the lower side.
Optionally, this frock still includes motor and speed reducer, and the transmission shaft passes through the mode of key-type connection to be connected with the speed reducer.
The utility model provides a bonding frock that drum brake block anti-deflection, cushion and briquetting can guarantee that the facing material is in the relative central position on the horseshoe arc width direction all the time in the course of working, in addition, utilize the spring action of spring to compress tightly the facing material, have effectively avoided the facing material to place for a long time or have enough to meet need the easy phenomenon that drops of in the course; and the use of the tool ensures the consistency of the processed product and reduces the influence of manual operation.
Drawings
FIG. 1 is a top view of a drum brake pad anti-deflection bonding tool according to a first embodiment;
FIG. 2 is a working principle diagram of the tool when a cylinder piston rod contracts;
FIG. 3 is a working principle diagram of the tool when a cylinder piston rod extends out;
FIG. 4 is a front view of the spacer;
FIG. 5 is a top view of the spacer;
FIG. 6 is a top view of the drum brake assembly of the second embodiment for preventing the drum brake from skewing;
FIG. 7 is a top view of a drum brake assembly of the third embodiment for anti-skewing bonding;
FIG. 8 is a front view of a drum brake anti-skewing bonding tool according to a third embodiment;
fig. 9 is a schematic structural view of the transmission assembly.
Illustration of the drawings:
1. supporting platform 2, disc
3. Cylinder support 4 and cylinder
5. A first push plate 6 and a second baffle plate
7. Track 8, cushion block
9. Pressing block 10 and pressing block fixing plate
11. Spring 12, guide sleeve
13. A first baffle plate 14 and a second push plate
15. Positioning pin 16 and clamp spring
17. Lock nut 18 and shaft sleeve
19. Motor 20 and speed reducer
21. Bearing flange 22 and bearing
23. Transmission shaft 24 and pressure gauge
25. Pressure regulating valve 26, arc-shaped groove
Detailed Description
The technical solutions of the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and these embodiments are only used for illustrating the present invention, but not for limiting the present invention.
In the description of the present invention, it should be noted that the terms "upper part", "lower part", "inside" and "outside" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, for example, as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that "a plurality" means two or more.
Example one
As shown in fig. 1, the embodiment provides a bonding tool for preventing a drum brake pad from deflecting, which includes a supporting platform 1, a cylinder 4, a first push plate 5 and a bonding device, wherein the cylinder 4 and the bonding device are both located on the supporting platform 1, and the cylinder 4 and the bonding device are located at opposite positions; one side that cylinder 4 is close to bonding device is connected with first push pedal 5, bonding device includes cushion 8, briquetting 9, second push pedal 14 and spring 11, cushion 8 is located one side that cylinder 4 was kept away from to first push pedal 5, briquetting 9 is located one side that cylinder 4 was kept away from to cushion 8, one side that cushion 8 was kept away from to briquetting 9 still is connected with briquetting fixed plate 10, two second push pedals 14 that extend to cushion 8 direction are connected to the both sides of briquetting fixed plate 10, one side that briquetting 9 was kept away from to briquetting fixed plate 10 is provided with the guide pillar, the cover has spring 11 on the guide pillar, one side that briquetting 9 was kept away from to the guide pillar is provided with first baffle 13.
Further, as shown in fig. 1, the first baffle 13 is fixed on the supporting platform 1 by bolts and positioning pins 15, and the positioning pins 15 perform positioning and quick replacement functions. The first baffle 13 is provided with a through hole, the guide sleeve 12 is sleeved in the through hole of the first baffle 13, and the guide sleeve 12 is fixed on the first baffle 13 through a bolt. The guide post of the briquetting fixing plate 10 passes through the first baffle 13 through the guide sleeve 12, the free end of the guide post is connected with the clamp spring 16, and the spring 11 is sleeved on the guide post and is positioned between the briquetting fixing plate 10 and the first baffle 13. One side that guide pillar and jump ring 16 are connected is equipped with the recess, and jump ring 16 can inlay in this recess, and jump ring 16 specifically is C type retaining ring in this embodiment, and it mainly prevents that the guide pillar from deviating from guide pin bushing 12.
Further, as shown in fig. 1, the cylinder 4 is fixed on the supporting platform 1 through the cylinder bracket 3, the cylinder bracket 3 is fixed on the supporting platform 1 through the bolt, the cylinder 4 is fixed on the cylinder bracket 3 through the bolt, and the first push plate 5 is fixed on the cylinder 4 through the bolt. The length of first push pedal 5 will be greater than the maximum distance between the second push pedal 14, be convenient for first push pedal 5 and the contact of second push pedal 14, stretch out the piston rod of cylinder 4 and drive first push pedal 5 and give briquetting fixed plate 10 to the effort of bonding device direction motion, make briquetting fixed plate 10 and briquetting 9 along the guide pillar direction motion, thereby pressure spring 11, make and leave certain space between cushion 8 and the briquetting 9, be convenient for put the facing material in the space that leaves between cushion 8 and briquetting 9.
Further, as shown in fig. 4 and 5, the cushion block 8 has an overall convex arc structure, including a vertical portion and a horizontal portion, wherein the horizontal portion is provided with an arc-shaped groove 26 at the junction with the vertical portion. The arc-shaped groove 26 is used for embedding the shoe arc-shaped plate, the lining material is positioned on one side, close to the pressing block 9, of the outer side of the arc-shaped groove 26, and the arc-shaped groove 26 is designed according to the shoe arc-shaped plate. In this embodiment, the vertical portion is provided with semicircular structure, and this is mainly because the arc generally has the protruding structure of limit, can avoid the protruding structure of limit of arc during the installation, does not produce the interference. The depth of the arc-shaped groove 26 is half of the difference between the width of the shoe arc-shaped plate and the width of the lining material, so that the lining material can be always positioned in a relative central position in the width direction of the shoe arc-shaped plate.
Further, the bonding device further comprises a second baffle 6 and a rail 7, and both the second baffle 6 and the rail 7 are fixed on the supporting platform 1. The second baffle 6 is located the one side that the cushion 8 is close to cylinder 4, and second baffle 6 mainly plays the effect that blocks the horseshoe arc, makes the facing material compress tightly on the horseshoe arc in the process of compressing tightly. The spacer 8 is slidably mounted on the track 7 to facilitate movement of the spacer 8 on the track 7. Briquetting 9 is the rubber material, can protect the facing material well at the in-process that compresses tightly, prevents that the condition of falling the meat from appearing in the facing material.
Further, the pressing block 9 is connected to the pressing block fixing plate 10 by bolts, and the second baffle 14 is connected to the pressing block fixing plate 10 by bolts. The cushion block 8 and the pressing block 9 can be replaced according to different products, and pre-bonding of different products can be realized. In addition, the type of the spring 11 can be adjusted according to different products, and the pressing force can be adjusted by replacing the type of the spring 11.
The utility model discloses a working process and theory of operation:
as shown in fig. 2 and 3, the bonding means is located opposite to the cylinder 4, i.e., the first push plate 5 is vertically angled with respect to the second push plate 14. Starting the cylinder 4, extending a piston rod of the cylinder 4 and driving the first push plate 5 to move towards the bonding device, contacting the first push plate 5 with the second push plate 14, transmitting an acting force of extending the piston rod of the cylinder 4 and driving the first push plate 5 to move along the bonding device direction to the pressing block fixing plate 10, thereby driving the pressing block fixing plate 10 and the pressing block 9 to move along the guide pillar direction, because the first baffle plate 13 is fixed, the guide pillar can move in a through hole of the first baffle plate 13, thereby compressing the spring 11, at the moment, a certain space is left between the cushion block 8 and the pressing block 9, placing the horseshoe arc-shaped plate on the arc-shaped groove 26 on the cushion block 8, placing the facing material after the gluing is completed in the space left between the cushion block 8 and the pressing block 9, closing the cylinder 4 after the horseshoe arc-shaped plate and the facing material are placed, contracting the cylinder 4, and the first push plate 5 is not contacted with the, under the action of the elastic force of the spring 11, the pressing block 9 moves towards the cushion block 8, so that the lining material is attached to the shoe arc-shaped plate. Finally, the cylinder 4 is started, and the pressure spring 11 takes out the pre-bonded workpiece to complete the bonding operation.
Example two
The present embodiment has many features in common with the first embodiment, and the present embodiment is different from the first embodiment in that no guide post is provided on the compact fixing plate 10, and the spring 11 is directly fixed between the compact fixing plate 10 and the first baffle 13. The same features are not described here, and only differences will be described.
The embodiment provides a bonding frock of drum brake piece anticlination, and briquetting fixed plate 10 is kept away from the one side of briquetting 9 and is not provided with the guide pillar, and the one end of spring 11 is fixed in briquetting fixed plate 10 and is kept away from the one side of briquetting 9, and the other end of spring 11 is fixed on first baffle 13.
Furthermore, the length of the first push plate 5 is larger than the maximum distance between the second push plates 14, so that the first push plate 5 is convenient to contact with the second push plates 14, the acting force of the piston rod of the air cylinder 4 stretching out to drive the first push plate 5 to move towards the bonding device is transmitted to the pressing block fixing plate 10, the pressing block fixing plate 10 compresses the spring 11, a certain space is reserved between the cushion block 8 and the pressing block 9, and lining materials are convenient to be placed in the space reserved between the cushion block 8 and the pressing block 9.
EXAMPLE III
The present embodiment has a plurality of same features as those of the first and second embodiments, and is different from the first and second embodiments in that a plurality of bonding means are provided and the bonding means are uniformly distributed on the disc 2. The same features are not described here, and only differences will be described.
The embodiment provides a drum brake pad anti-deflection bonding tool, which further comprises a plurality of bonding devices and a disc 2, wherein the disc 2 is positioned on a supporting platform 1, and the disc 2 can rotate on the supporting platform 1; the cylinder 4 is positioned at one side of the disc 2, and one side of the cylinder 4 close to the disc 2 is connected with a first push plate 5; a plurality of bonding devices are uniformly distributed on the edge of the disc 2, and a cushion block 8 in each bonding device faces the edge direction of the disc 2; this embodiment specifically provides a three station bonding frocks of drum brake piece anticlination, has effectively avoided the wait for of compress tightly time extravagant, has improved production efficiency.
Further, as shown in fig. 9, the tool further includes a transmission assembly, the transmission assembly includes a shaft sleeve 18, a bearing flange 21, a bearing 22 and a transmission shaft 23, a first through hole and a second through hole are respectively formed in the center positions of the supporting platform 1 and the disc 2, and the transmission shaft 23 penetrates through the first through hole and the second through hole to be connected with the supporting platform 1 and the disc 2. The bearing 22 is inserted into the first through hole of the support platform 1, and the bearing flange 21 outside the bearing 22 can be fixed on the support platform 1 through bolts. The shaft sleeve 18 penetrates through the second through hole from bottom to top and is sleeved on the transmission shaft 23, the upper end of the shaft sleeve 18 is sealed and is fixed on the transmission shaft 23 through a bolt, the shaft sleeve 18 is fixed on the disc 2 through the lock nut 17, a flange is arranged at an opening at the lower end of the shaft sleeve 18 and is used for supporting the disc 2 from the lower side, and the shaft sleeve 18 can further drive the disc 2 to rotate in a key connection mode, for example, the key connection is realized through the flange and the disc 2.
Further, as shown in fig. 8, the tool further includes a motor 19, a speed reducer 20, a pressure gauge 24 and a pressure regulating valve 25, in this embodiment, the motor 19 and the speed reducer 20 are both fixed on the bottom surface of the supporting platform 1 through bolts, and the pressure gauge 24 and the pressure regulating valve 25 are fixed on the supporting frame below the supporting platform 1. The motor 19 is in transmission connection with the speed reducer 20, the transmission shaft 23 is connected with the speed reducer 20 in a key connection mode, the motor 19 provides power for rotation of the transmission shaft 23, and the speed reducer 20 adjusts the rotating speed of the motor 19. The pressure gauge 24 and the pressure regulating valve 25 are connected with the cylinder 4, the pressure gauge 24 displays the pre-bonding pressure of the shoe arc-shaped plate and the lining material, and the pressure regulating valve 25 can be used for regulating the pre-bonding pressure of the shoe arc-shaped plate and the lining material.
Further, this frock still includes position sensor and controller, and position sensor is located supporting platform 1, and is located cylinder 4 and is close to one side of disc 2, and position sensor can monitor the position relation between bonding device and the cylinder 4 to transmit the signal to the controller, thereby start-up and closing of controller control motor 19, thereby the rotation of control disc 2. When the disc 2 is rotated to a position where the bonding apparatus is opposed to the cylinder 4, the position sensor detects a signal, the motor 19 is turned off, and the disc 2 stops rotating.
The utility model discloses a working process and theory of operation:
taking the three-station bonding tool for preventing the drum brake pad from deflecting provided by this embodiment as an example, the motor 19 is started, the disc 2 is stopped at a position where the first bonding device is opposite to the cylinder 4 under the action of the position sensor, at this time, the disc 2 is in a stop rotation state, the cylinder 4 is started, the piston rod of the cylinder 4 extends out and drives the first push plate 5 to move along the direction of the bonding device, the first push plate 5 contacts with the second push plate 14, the first push plate 5 pushes the second push plate 14, so as to drive the press block fixing plate 10 and the press block 9 to move along the direction of the guide pillar, the press block fixing plate 10 compresses the spring 11, at this time, a certain space is left between the cushion block 8 and the press block 9, the shoe arc-shaped plate is placed on the arc-shaped groove 26 on the cushion block 8, the lining material after the gluing is placed in the space left between the cushion block 8 and the press block 9, the cylinder 4 is closed, the cylinder 4 contracts, the first push plate 5 is not in contact with the second push plate 14, and the pressing block 9 moves towards the cylinder 4 under the action of the elastic force of the spring 11, so that the lining material is attached to the shoe arc-shaped plate. The position sensor monitors signals, the controller controls the motor 19 to start, the disc 2 rotates the second bonding device to the position to perform the same operation, the position sensor monitors signals again after the completion and the controller controls the motor 19 to start, the disc 2 rotates the third bonding device to the position to perform the same operation, the first bonding device returns to the position after a cycle is completed, the air cylinder 4 is started, the pressing spring 11 takes out the workpiece bonded by the first bonding device, and the operation is performed all the time.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a bonding frock that drum brake block anti-skewing, the brake block includes horseshoe arc and facing material, its characterized in that: the device comprises a supporting platform, an air cylinder, a first push plate and a bonding device, wherein the air cylinder and the bonding device are both positioned on the supporting platform; one end of the cylinder is connected with the first push plate; the bonding device comprises a cushion block, a pressing block, a second push plate, a spring and a first baffle plate, wherein the cushion block comprises an outward convex arc-shaped vertical part and a horizontal part which are matched with the shoe arc-shaped plate, an arc-shaped groove for the shoe arc-shaped plate to insert is formed in the joint of the horizontal part and the vertical part, and the depth of the arc-shaped groove is half of the difference value between the width of the shoe arc-shaped plate and the width of a lining material; the pressing block is opposite to the vertical part, one side of the pressing block, which is far away from the cushion block, is also connected with a pressing block fixing plate, two sides of the pressing block fixing plate are connected with two second push plates which extend along two sides of the cushion block, the length of the first push plate is greater than the maximum distance between the two second push plates, and the first push plate is used for pushing the pressing block fixing plate through the second push plates during working; one side of the pressing block fixing plate, which is far away from the pressing block, is provided with the first baffle, and the spring is connected between the pressing block fixing plate and the first baffle.
2. The drum brake piece anti-deflection bonding tool according to claim 1, characterized in that: a guide pillar is arranged on one side, away from the pressing block, of the pressing block fixing plate, penetrates through the first baffle, and the free end of the guide pillar is connected with a clamp spring; the spring is sleeved on the guide post.
3. The drum brake piece anti-deflection bonding tool according to claim 1, characterized in that: the bonding device further comprises a second baffle plate, and the second baffle plate is located on one side, far away from the pressing block, of the cushion block.
4. The drum brake piece anti-deflection bonding tool according to claim 3, characterized in that: the bonding apparatus further includes a rail on which the pad is slidably mounted.
5. The drum brake piece anti-deflection bonding tool according to claim 1, characterized in that: the bonding device is a plurality of.
6. The drum brake piece anti-deflection bonding tool according to claim 5, characterized in that: the bonding tool further comprises a disc capable of rotating on the supporting platform, the cylinder is located on one side of the disc, and the bonding devices are distributed on the edge of the disc.
7. The drum brake piece anti-deflection bonding tool according to claim 6, characterized in that: the bonding tool further comprises a transmission assembly, the transmission assembly comprises a shaft sleeve, a bearing and a transmission shaft, the bearing penetrates through a first through hole formed in the supporting platform, and the bearing is fixed on the supporting platform through a bearing flange arranged outside; the shaft sleeve penetrates through the second through hole of the disc from bottom to top and is sleeved on the transmission shaft, the upper end of the shaft sleeve is sealed and fixed on the transmission shaft, the shaft sleeve is fixed on the disc through a nut, and a flange is arranged at an opening at the lower end of the shaft sleeve and used for supporting the disc from the lower side.
8. The drum brake piece anti-deflection bonding tool according to claim 7, characterized in that: the frock still includes motor and speed reducer, the transmission shaft pass through the mode of key-type connection with the speed reducer is connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020073686.8U CN211852428U (en) | 2020-01-14 | 2020-01-14 | Bonding frock that drum brake piece prevented skew |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020073686.8U CN211852428U (en) | 2020-01-14 | 2020-01-14 | Bonding frock that drum brake piece prevented skew |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089105A (en) * | 2020-01-14 | 2020-05-01 | 山东金麒麟股份有限公司 | Bonding frock that drum brake piece prevented skew |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089105A (en) * | 2020-01-14 | 2020-05-01 | 山东金麒麟股份有限公司 | Bonding frock that drum brake piece prevented skew |
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