CN215697811U - Clamping device for finished sand core - Google Patents
Clamping device for finished sand core Download PDFInfo
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- CN215697811U CN215697811U CN202121209326.7U CN202121209326U CN215697811U CN 215697811 U CN215697811 U CN 215697811U CN 202121209326 U CN202121209326 U CN 202121209326U CN 215697811 U CN215697811 U CN 215697811U
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- clamping
- plate
- sliding
- sand core
- guide rail
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- 230000001788 irregular Effects 0.000 abstract description 19
- 238000000034 method Methods 0.000 description 12
- 230000005484 gravity Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model discloses a clamping device for a finished sand core, which comprises a side plate, a positioning block arranged on one side of the side plate, and a first cylinder arranged on one side of the positioning block; the clamping assembly comprises a first clamping part and a second clamping part; the first clamping part comprises a sliding plate connected with the first air cylinder, a clamping arm arranged on one side of the sliding plate, a sliding block arranged on the other side of the sliding plate and a guide rail connected with the sliding block in a sliding manner; a rack and a gear meshed with the rack are arranged below the sliding plate; the auxiliary assembly comprises a first auxiliary part and a second auxiliary part, the first auxiliary part comprises a longitudinal moving platform connected with the side plate, a second cylinder and a transverse supporting plate which are arranged below the longitudinal moving platform, and a supporting rod arranged at the joint of the clamping arm and the transverse supporting plate; according to the utility model, the contact surface between the bottom and the irregular finished sand core is increased, and the auxiliary clamping assembly finishes the transfer work.
Description
Technical Field
The utility model belongs to the technical field of clamping of irregular objects, and particularly relates to a clamping device for a finished sand core.
Background
Clamping is a device that holds an object and thereby manipulates the object, being able to clamp and unclamp the object while performing certain actions; sports equipment often imitates the movement of a human body, and in the case of a gripper, the movement of a finger. The "fingers" do not belong to the gripper themselves, they are just special customized tools for gripping objects.
When the conventional clamping device clamps a regular object, the stress area is large and the sand core is not easy to fall off, and the sand core finished product is easy to overturn or fall off due to the fact that the sand core finished product is irregular in shape and uneven in gravity distribution and small in clamping area in the clamping process, so that the transfer of the sand core finished product is influenced.
In order to meet the clamping of finished sand cores of different specifications and prevent overturning in the clamping and transferring process, the device capable of solving the problems is provided.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: a clamping device for a finished sand core is provided to solve the above problems in the prior art.
The technical scheme is as follows: a clamping arrangement for a product core comprising:
the side plate, the positioning block arranged on one side of the side plate and the first cylinder arranged on one side of the positioning block;
the clamping assembly comprises a first clamping part and a second clamping part, wherein the first clamping part comprises a sliding plate connected with the first cylinder, a clamping arm arranged on one side of the sliding plate, a sliding block arranged on the other side of the sliding plate and a guide rail connected with the sliding block in a sliding manner; a rack and a gear meshed with the rack are arranged below the sliding plate;
the auxiliary assembly comprises a first auxiliary part and a second auxiliary part, wherein the first auxiliary part comprises a longitudinal moving platform connected with the side plate, a second cylinder and a transverse supporting plate arranged below the longitudinal moving platform, and a supporting rod arranged at the joint of the clamping arm and the transverse supporting plate.
In a further embodiment, the first and second clamp portions are identical in construction;
the first and second auxiliary portions are of identical construction and are not overrepresented here.
In a further embodiment, the positioning block is in threaded connection with the side plate; the first cylinder is in threaded connection with the positioning block; the telescopic rod is arranged at the output end of the first air cylinder, so that the clamping pressure of the first air cylinder can be adjusted in real time, the clamping force of different finished sand cores is met, and the damage to the finished sand cores caused by excessive clamping is avoided.
In a further embodiment, the sled is T-shaped; and a plurality of groups of threaded holes are formed in one side of the sliding plate, the other side of the sliding plate is connected with a telescopic rod arranged in the first cylinder, and the limit of the clamping height of the finished sand core is avoided by setting the plurality of groups of threaded holes.
In a further embodiment, the clamping arms are in threaded connection with a plurality of groups of threaded holes arranged on the sliding plate, and T-shaped slideways are arranged below the clamping arms; the clamping surface of the clamping arm is provided with a rubber gasket, so that the extension weight of the clamping arm is reduced, and the contact area between the clamping arm and an irregular finished sand core is increased.
In a further embodiment, the slider is threadedly connected to the slide plate; the sliding block is connected with the guide rail in a sliding manner; the guide rails comprise a first guide rail and a second guide rail, supporting limit plates are arranged at two ends of the first guide rail and two ends of the second guide rail, and the supporting limit plates are in threaded connection with the side plates; the first guide rail and the second guide rail are inserted with the supporting limiting plate; the uneven stress of a single guide rail is avoided, and the angle deviation is generated in the horizontal clamping and transferring process of the finished sand core.
In a further embodiment, the slide plate is in threaded connection with the rack; the rack is meshed with the gear; the gear is fastened on the side plate through the central rotating shaft, and collision between the finished sand core and the mold due to unidirectional clamping is avoided.
In a further embodiment, the longitudinal moving platform is slidably connected to the side plates; the second cylinder is in threaded connection with the longitudinal moving platform; the transverse supporting plate is provided with a trapezoidal groove and is connected with the longitudinal moving platform in a sliding manner through the trapezoidal groove; the lower part of the supporting rod is fixedly connected with the transverse supporting plate, and the upper part of the supporting rod is in sliding connection with a T-shaped slideway arranged on the clamping arm; avoiding the phenomenon of overturning when clamping irregular finished sand cores.
Has the advantages that: the utility model relates to a clamping device for a finished sand core, which aims to prevent the problem of overturning and falling off when an irregular finished sand core is clamped, and further a rubber gasket is arranged on the clamping surface of a clamping arm in a clamping assembly, so that the extension weight of the clamping arm is reduced, the contact area with the irregular finished sand core is increased, and the falling off in the transfer process is avoided; and the contact surface between the bottom and the irregular finished sand core is increased, and the auxiliary clamping assembly finishes the transfer work.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a front view of the present invention.
The figures are numbered: the device comprises a side plate 1, a clamping assembly 2, a slide block 20, a first air cylinder 21, a guide rail 23, a clamping arm 22, a sliding plate 24, a rack 25, a gear 26, an auxiliary assembly 3, a longitudinal moving platform 31, a transverse supporting plate 32, a second air cylinder 33 and a supporting rod 34.
Detailed Description
Through research and analysis of the applicant, the reason for the problem (the irregular finished sand core is easy to fall off and turn over due to small contact area when being clamped) is that the existing clamping device is difficult to fall off due to large stress area when being used for clamping a regular object, and the sand core of a cast finished product is irregular in shape, so that the sand core turns over or falls off due to uneven gravity distribution and small clamping area in the clamping process, and the transfer of the finished sand core is influenced; in order to prevent the problem that the clamping of an irregular finished sand core is overturned and falls off, a rubber gasket is further arranged on the clamping surface of a clamping arm in a clamping assembly, so that the extension weight of the clamping arm is reduced, the contact area of the clamping arm and the irregular finished sand core is increased, and the falling off in the transfer process is avoided; and the contact surface between the bottom and the irregular finished sand core is increased, and the auxiliary clamping assembly finishes the transfer work.
A clamping arrangement for a product core comprising: the device comprises a side plate 1, a clamping assembly 2, a slide block 20, a first air cylinder 21, a guide rail 23, a clamping arm 22, a sliding plate 24, a rack 25, a gear 26, an auxiliary assembly 3, a longitudinal moving platform 31, a transverse supporting plate 32, a second air cylinder 33 and a supporting rod 34.
The side plate comprises a side plate 1, a positioning block arranged on one side of the side plate 1 and a first cylinder 21 arranged on one side of the positioning block; the positioning block is in threaded connection with the side plate 1; the first cylinder 21 is in threaded connection with the positioning block; the output end of the first air cylinder 21 is provided with a telescopic rod, so that the clamping pressure of the first air cylinder 21 can be adjusted in real time, the clamping force of different finished sand cores is met, and the damage to the finished sand cores caused by excessive clamping is avoided.
The clamping assembly 2 comprises a first clamping part and a second clamping part, wherein the first clamping part comprises a sliding plate 24 connected with a first air cylinder 21, a clamping arm 22 arranged on one side of the sliding plate 24, a sliding block 20 arranged on the other side of the sliding plate 24 and a guide rail 23 in sliding connection with the sliding block 20; a rack 25 and a gear 26 meshed with the rack 25 are arranged below the sliding plate 24; the sliding plate 24 is T-shaped; a plurality of groups of threaded holes are formed in one side of the sliding plate 24, the other side of the sliding plate 24 is connected with a telescopic rod arranged on the first air cylinder 21, and the limit of the clamping height of the finished sand core is avoided through the setting of the plurality of groups of threaded holes; the clamping arm 22 is in threaded connection with a plurality of groups of threaded holes arranged on the sliding plate 24, and a T-shaped slideway is arranged below the clamping arm 22; the clamping surface of the clamping arm 22 is provided with a rubber gasket, so that the extension weight of the clamping arm 22 is reduced, and the contact area between the clamping arm and an irregular finished sand core is increased.
The sliding block 20 is in threaded connection with the sliding plate 24; the sliding block 20 is connected with the guide rail 23 in a sliding manner; the guide rail 23 comprises a first guide rail 23 and a second guide rail 23, supporting limit plates are arranged at two ends of the first guide rail 23 and two ends of the second guide rail 23, and the supporting limit plates are in threaded connection with the side plates 1; the first guide rail 23 and the second guide rail 23 are inserted with supporting limit plates; the phenomenon that the single guide rail 23 is unevenly stressed and the angle deviation occurs in the horizontal clamping and transferring process of the finished sand core is avoided; the sliding plate 24 is in threaded connection with the rack 25; the rack 25 is meshed with the gear 26; the gear 26 is fastened on the side plate 1 through a central rotating shaft, so that collision between a finished sand core and a mold due to unidirectional clamping is avoided.
The auxiliary assembly 3 comprises a first auxiliary part and a second auxiliary part, wherein the first auxiliary part comprises a longitudinal moving platform 31 connected with the side plate 1, a second air cylinder 33 and a transverse supporting plate 32 arranged below the longitudinal moving platform 31, and a supporting rod 34 arranged at the joint of the clamping arm 22 and the transverse supporting plate 32; the longitudinal moving platform 31 is connected with the side plate 1 in a sliding manner; the second air cylinder 33 is in threaded connection with the longitudinal moving platform 31; the transverse support plate 32 is provided with a trapezoidal groove and is connected with the longitudinal moving platform 31 in a sliding manner through the trapezoidal groove; the lower part of the support rod 34 is fixedly connected with the transverse support plate 32, and the upper part is connected with a T-shaped slide way arranged on the clamping arm 22 in a sliding manner; avoiding the phenomenon of overturning when clamping irregular finished sand cores.
In a further embodiment, the sand core of the cast finished product is irregular in shape, so that the sand core is turned or falls off due to uneven gravity distribution and small clamping area in the clamping process, and the transfer of the finished sand core is influenced;
in order to solve the above problem, the auxiliary assembly 3 is provided with a longitudinal moving platform 31, a second cylinder 33 and a transverse support plate 32 which are arranged below the longitudinal moving platform 31, and a support rod 34 which is arranged at the joint of the clamping arm 22 and the transverse support plate 32; the longitudinal moving platform 31 is connected with the side plate 1 in a sliding manner; the second air cylinder 33 is in threaded connection with the longitudinal moving platform 31; the transverse support plate 32 is provided with a trapezoidal groove and is connected with the longitudinal moving platform 31 in a sliding manner through the trapezoidal groove; the lower part of the support rod 34 is fixedly connected with the transverse support plate 32, and the upper part is connected with a T-shaped slide way arranged on the clamping arm 22 in a sliding manner; and then through the start-up of auxiliary assembly 3, auxiliary clamping assembly 2 increases the stress surface in the centre gripping transfer process when the irregular finished product psammitolite of centre gripping, and need not auxiliary assembly 3 when moving, and second cylinder 33 removes horizontal backup pad 32 to curb plate 1 one side, and then does not influence the operation of centre gripping subassembly 2.
Description of the working principle: when a finished product sand core needs to be clamped, the operation stroke and the clamping pressure of the first air cylinder 21 are set according to the contact surface of the finished product sand core after demoulding, after the setting is finished, the distance of the telescopic rod is shortened through the first air cylinder 21 on the positioning block, the sliding plate 24 is driven, the sliding block 20 connected with the sliding plate 24 and the clamping arm 22 move along the guide rail 23, at the moment, the clamping arm 22 shortens the clamping distance, the gear 26 is driven to rotate through the movement of the rack 25, the operation of the second clamping part is driven, the distance looseness in the clamping process of the finished product sand core is protected through the self-locking structure of the gear 26 and the rack 25, at the moment, the telescopic rod of the second air cylinder 33 in the auxiliary assembly 3 is in a telescopic state, the transverse supporting plate 32 is positioned on one side of the side plate 1, the clamping operation process of the clamping arm 22 is prevented from being influenced, the clamping assembly 2 operates in the clamping process of the finished product sand core, and the whole auxiliary assembly 3 is driven to integrally move along the bottom of the side plate 1, when the clamping component 2 clamps the finished sand core with an irregular shape and the finished sand core is separated from the mold, the telescopic rod of the second cylinder 33 is contracted to enable the transverse support plate 32 to move along the longitudinal moving platform 31 and the support rod 34 to slide along the T-shaped slide way arranged below the clamping arm 22; and further increasing the contact surface between the bottom and the irregular finished sand core, and assisting the clamping assembly 2 to finish the transfer work.
As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (7)
1. A clamping device for a product core, comprising:
the side plate, the positioning block arranged on one side of the side plate and the first cylinder arranged on one side of the positioning block;
the clamping assembly comprises a first clamping part and a second clamping part;
the first clamping part comprises a sliding plate connected with the first air cylinder, a clamping arm arranged on one side of the sliding plate, a sliding block arranged on the other side of the sliding plate and a guide rail connected with the sliding block in a sliding manner;
a rack and a gear meshed with the rack are arranged below the sliding plate;
the auxiliary assembly comprises a first auxiliary part and a second auxiliary part, wherein the first auxiliary part comprises a longitudinal moving platform connected with the side plate, a second cylinder and a transverse supporting plate arranged below the longitudinal moving platform, and a supporting rod arranged at the joint of the clamping arm and the transverse supporting plate.
2. The clamping assembly for a finishing sand core as claimed in claim 1, wherein: the positioning block is in threaded connection with the side plate; the first cylinder is in threaded connection with the positioning block; and the output end of the first air cylinder is provided with a telescopic rod.
3. The clamping assembly for a finishing sand core as claimed in claim 1, wherein: the sliding plate is T-shaped; and a plurality of groups of threaded holes are formed in one side of the sliding plate, and the other side of the sliding plate is connected with a telescopic rod arranged in the first cylinder.
4. The clamping assembly for a finishing sand core as claimed in claim 1, wherein: the clamping arm is in threaded connection with a plurality of groups of threaded holes arranged on the sliding plate, and a T-shaped slideway is arranged below the clamping arm; and a rubber gasket is arranged on the clamping surface of the clamping arm.
5. The clamping assembly for a finishing sand core as claimed in claim 1, wherein: the sliding block is in threaded connection with the sliding plate; the sliding block is connected with the guide rail in a sliding manner; the guide rails comprise a first guide rail and a second guide rail, supporting limit plates are arranged at two ends of the first guide rail and two ends of the second guide rail, and the supporting limit plates are in threaded connection with the side plates; the first guide rail and the second guide rail are inserted to support the limiting plate.
6. The clamping assembly for a finishing sand core as claimed in claim 1, wherein: the sliding plate is in threaded connection with the rack; the rack is meshed with the gear; the gears are fastened to the side plates through a central rotating shaft.
7. The clamping assembly for a finishing sand core as claimed in claim 1, wherein: the longitudinal moving platform is connected with the side plates in a sliding manner; the second cylinder is in threaded connection with the longitudinal moving platform; the transverse supporting plate is provided with a trapezoidal groove and is connected with the longitudinal moving platform in a sliding manner through the trapezoidal groove; the bracing piece below with horizontal backup pad fixed connection, and the top with some T type slide sliding connection are opened to the arm lock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121209326.7U CN215697811U (en) | 2021-06-01 | 2021-06-01 | Clamping device for finished sand core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121209326.7U CN215697811U (en) | 2021-06-01 | 2021-06-01 | Clamping device for finished sand core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215697811U true CN215697811U (en) | 2022-02-01 |
Family
ID=80033658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121209326.7U Expired - Fee Related CN215697811U (en) | 2021-06-01 | 2021-06-01 | Clamping device for finished sand core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215697811U (en) |
-
2021
- 2021-06-01 CN CN202121209326.7U patent/CN215697811U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220201 |