CN110695875B

CN110695875B - Automatic positioning and clamping device

Info

Publication number: CN110695875B
Application number: CN201910991749.XA
Authority: CN
Inventors: 罗文华; 张海锋; 徐巍
Original assignee: Huizhou Desay Automation Technology Co Ltd
Current assignee: Huizhou Desay Automation Technology Co Ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2021-05-18
Anticipated expiration: 2039-10-18
Also published as: CN110695875A

Abstract

The invention discloses an automatic positioning and clamping device which comprises a bearing part, a linkage part, a positioning part, a limiting part and a jacking part, wherein the linkage part, the positioning part and the limiting part are arranged around the bearing part, the bearing part is arranged on the jacking part, the positioning part, the limiting part and the jacking part are respectively positioned on a moving route of the linkage part, the bearing part is used for bearing a product, the linkage part moves and sequentially drives the limiting part to limit the product, the positioning part positions the product, and the jacking part jacks the product and is matched with the limiting part to fix the product. According to the invention, the linkage part is respectively matched with the limiting part, the positioning part and the jacking part, and the linkage part is driven independently, so that the limiting, positioning and press-fit fixing of a product can be realized, the driving resources are saved, and the whole device has a simple structure and lower cost.

Description

Automatic positioning and clamping device

Technical Field

The invention relates to the technical field of camera assembly production, in particular to an automatic positioning and clamping device.

Background

In the assembly production process of camera, the quality and the production efficiency of product can be guaranteed to the accuracy of assembly position, consequently in assembly production line, need fix a position the centre gripping through the tool to the camera for the camera can stabilize in the position of fixing a position. In the prior art, a device for positioning and clamping a camera usually needs a plurality of drivers to respectively perform clamping driving and positioning driving, a plurality of driving parts are needed, driving resources are wasted, and the whole positioning and clamping device is complex in structure and high in cost.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides an automatic positioning and clamping device.

The invention discloses an automatic positioning and clamping device which comprises a bearing part, a linkage part, a positioning part, a limiting part and a jacking part, wherein the bearing part is arranged on the bearing part; the linkage part, the positioning part and the limiting part are arranged around the bearing part, and the bearing part is arranged on the jacking part; the positioning part, the limiting part and the jacking part are respectively positioned on the motion route of the linkage part; the bearing part is used for bearing the product, the linkage part moves, the limiting part is driven to limit the product in sequence, the positioning part positions the product, and the jacking part jacks the product and is matched with the limiting part to fix the product.

According to an embodiment of the present invention, it further comprises a support portion; the linkage part, the positioning part and the limiting part are respectively connected to the supporting part in a sliding manner; the jacking part is arranged on the supporting part.

According to an embodiment of the present invention, the mobile terminal further includes a cache unit; the buffer part is arranged on the supporting part.

According to one embodiment of the present invention, the carrying part includes a carrying platform and a reference plate; the reference plate is arranged at the upper end of the bearing platform and is positioned at one side of the bearing position of the bearing platform, and the product is borne in the bearing position.

According to an embodiment of the present invention, the linkage portion includes a driving member and a linkage member; the driving piece is connected with one end of the linkage piece, and the other end of the linkage piece is provided with a first linkage position and a second linkage position; the first linkage position is in linkage fit with the positioning part and the limiting part respectively, and the second linkage position is in linkage fit with the jacking part.

According to one embodiment of the invention, the first linkage position is an inclined surface arranged at the tail end of the linkage piece; the second linkage position is an arc-shaped surface arranged on the lower surface of the linkage part.

According to one embodiment of the present invention, the positioning part includes a positioning sliding part, a positioning part and a positioning restoring part; the positioning piece is arranged on the positioning sliding piece, and the positioning end of the positioning piece faces the bearing part; the positioning sliding part is respectively connected with the positioning reset part and the linkage part.

According to an embodiment of the present invention, the limiting portion includes a limiting slider, a limiting member and a limiting reset member; the limiting piece is arranged on the limiting sliding piece, and the limiting end of the limiting piece faces the bearing part; the limiting sliding part is respectively connected with the limiting reset part and the linkage part.

According to one embodiment of the invention, the jacking part comprises a jacking piece, a jacking reset piece and a jacking linkage piece; the jacking part is arranged on the jacking reset part; the bearing part is arranged on the jacking piece; one end of the jacking linkage piece is connected with the jacking piece, and the other end of the jacking linkage piece is connected with the linkage part.

According to an embodiment of the invention, the jacking portion further comprises a coaxial member; the coaxial piece is parallel to the jacking reset piece and is connected with the bearing part in a sliding mode.

This application sets up with spacing portion, location portion and jacking portion cooperation respectively through linkage portion, drives linkage portion alone, can realize fixed spacing, location and pressfitting to the product, has saved the drive resource, and the simple structure of whole device, and the cost is lower.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural diagram of an automatic positioning and clamping device in this embodiment;

FIG. 2 is a schematic structural view of a product and the interior of an automatic positioning and clamping device in the present embodiment;

FIG. 3 is a schematic structural view of a product and an automatic positioning and clamping device in this embodiment;

FIG. 4 is a front view of the product and the interior of the automatic positioning and clamping device in this embodiment;

FIG. 5 is a top view of the product and the interior of the automatic positioning and clamping device in this embodiment.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

It should be noted that all the directional indications such as up, down, left, right, front and rear … … in the embodiment of the present invention are only used to explain the relative positional relationship, movement, etc. between the components in a specific posture as shown in the drawings, and if the specific posture is changed, the directional indication is changed accordingly.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings:

referring to fig. 1 to 2, fig. 1 is a schematic structural diagram of an automatic positioning and clamping device in the present embodiment, and fig. 2 is a schematic internal structural diagram of the automatic positioning and clamping device in the present embodiment. The automatic positioning and clamping device in the embodiment comprises a bearing part 1, a linkage part 2, a positioning part 3, a limiting part 4 and a jacking part 5. The interlocking part 2, the positioning part 3 and the limiting part 4 are arranged around the bearing part 1, and the bearing part 1 is arranged on the lifting part 5. The positioning part 3, the limiting part 4 and the jacking part 5 are respectively positioned on the moving path line of the linkage part 2. The bearing part 1 is used for bearing the product 100, the linkage part 2 moves, the limiting part 4 is sequentially driven to limit the product 100, the positioning part 3 positions the product 100, and the jacking part 5 jacks the product 100 and is matched with the limiting part 4 to fix the product 100.

Through linkage portion 2 respectively with spacing portion 4, location portion 3 and the cooperation setting of jacking portion 5, drive linkage portion 2 alone, can realize spacing, location and pressfitting fixed to product 100, saved the drive resource, and the simple structure of whole device, the cost is lower. The product 100 in this embodiment is a camera having a base, which is a hollow structure.

Referring back to fig. 1 and 2, further, the automatic positioning and clamping device in the present embodiment further includes a support portion 6. The linkage part 2, the positioning part 3 and the limiting part 4 are respectively connected with the supporting part 6 in a sliding way, and the jacking part 5 is arranged on the supporting part 6. Through the setting of supporting part 6, provide the sliding support to the motion of linkage portion 2, location portion 3 and spacing portion 4, provide the support for jacking portion 5 simultaneously, be convenient for whole automatic positioning clamping device's reasonable overall arrangement to save device's volume.

Referring to fig. 1 and 2 again, further, the automatic positioning and clamping device in this embodiment further includes a buffer portion 7. The buffer portion 7 is provided in the support portion 6. The buffer unit 7 buffers the product 100 to be positioned and fixed.

With reference to fig. 1 to 5, fig. 3 is a schematic structural view of a product and an automatic positioning and clamping device in the present embodiment, fig. 4 is a front view of the product and the interior of the automatic positioning and clamping device in the present embodiment, and fig. 5 is a top view of the product and the interior of the automatic positioning and clamping device in the present embodiment. Further, the supporting portion 6 includes a bottom plate 61, a slider 62, a slider 63 and a slider 64. The interlocking piece 62 is provided on the bottom plate 61, and the interlocking piece 62 is used for providing sliding support for the linkage part 2. The fixed slide 63 is disposed on the bottom plate 61 and adjacent to the interlocking slide 62, and the fixed slide 63 is used for providing sliding support for the positioning portion 3. The limiting piece 64 is arranged at the upper end of the interlocking piece 62, and the limiting piece 64 is used for providing sliding support for the limiting part 4. The bottom plate 61 is provided with a through hole 611, the bottom plate 61 in this embodiment is a rectangular plate, and the through hole 611 is a rectangular through hole opened in the middle of the bottom plate 61. The interlocking slide 62 includes two interlocking slide plates 621, two interlocking slide ways 622, and two interlocking slide blocks 623. The two linked sliding plates 621 are vertically arranged on the surface of the bottom plate 61, the two linked sliding plates 621 are respectively arranged on two opposite sides of the through hole 611, the two linked sliding plates 621 face each other, and the linked sliding plates 621 in this embodiment are formed in a long plate shape. The two linked sliding ways 622 are respectively disposed on the opposite side walls of the two linked sliding plates 621, the two linked sliding ways 622 are opposite, and the linked sliding ways 622 are parallel to the bottom plate 61. The two linked sliders 623 are respectively connected to the two linked slideways 622 in a sliding manner. Preferably, the interlocking slide member 62 further includes a fixing plate 624, and both ends of the fixing plate 624 are fixedly connected to the ends of the two interlocking slide plates 621, respectively, so that the supporting strength of the interlocking slide plates 621 is increased by the fixing plate 624. The linkage part 2 is provided to the linkage slider 623, and the sliding of the linkage part 2 is realized. The fixed slide 63 includes a positioning rail 631 slidably connected to the base plate 61. Preferably, the positioning slide rail 631 is slidably connected to the lifting portion 5, the positioning slide rail 631 in this embodiment is slidably connected to the surface of the lifting portion 5, the positioning slide rail 631 is located between the two linking slide plates 621, and the central axis of the positioning slide rail 631 inclines from the side far away from the bearing portion 1 to the side close to the bearing portion 1. The positioning portion 3 is slidably connected to the positioning slide rail 631, so that the positioning portion 3 can move closer to or away from the supporting portion 1 when sliding on the positioning slide rail 631. The limit slider 64 includes two limit slide rails 641 and two limit slide rail support plates 642. The two limiting slide rail supporting plates 642 are respectively arranged at the upper ends of the two linkage sliding plates 621, the two limiting slide rail supporting plates 642 are opposite to each other, an interval is arranged between the two limiting slide rail supporting plates 642, the two limiting slide rails 641 are respectively arranged on the surfaces of the two limiting slide rail supporting plates 642, the two limiting slide rails 641 are opposite to each other, and the limiting slide rails 641 are perpendicular to the linkage slide rails 622. The position-limiting portion 4 is slidably connected to the position-limiting slide rail 641, so that the position-limiting portion 4 can be close to or far from the carrying portion 1 when sliding on the position-limiting slide rail 641.

Referring to fig. 1 and 5 again, the carrier part 1 further includes a carrier table 11 and a reference plate 12. The reference plate 12 is disposed at the upper end of the bearing platform 11 and is located at one side of the bearing position of the bearing platform 11, and the product 100 is borne in the bearing position. The bearing table 11 is located between the two linked sliding plates 621 and located above the through hole 611, a bearing position is disposed on an end surface of an upper end of the bearing table 11, the bearing position is used for bearing the product 100, the bearing position can be set to be a groove shape matched with the product 100, and the bearing position in this embodiment is a rectangular groove. The datum plate 12 is disposed at the upper end of the bearing table 11 and located at one side of the bearing position far away from the positioning slide rail 631, the datum plate 12 is used as a datum when the product 100 borne by the bearing position is positioned, the datum plate 12 in this embodiment is in a plate shape with an L-shaped cross section, and is disposed at one corner of the rectangular groove, preferably, the inner wall of the datum plate 12 is flush with the groove wall of the rectangular groove of the bearing position, so that the product 100 can be attached to the datum plate 12 when being borne by the bearing position. Of course, the reference plate 12 can also be used directly as a groove wall of the rectangular recess of the receiving space. The "L" shaped reference plate 12 has a right angle that fits the right angle of the base of the camera to serve as a reference for positioning the camera.

Referring back to fig. 1 and 5, further, the linkage portion 2 includes a driving member 21 and a linkage member 22. The driving member 21 is connected to one end of the linkage member 22, and the other end of the linkage member 22 is provided with a first linkage position 221 and a second linkage position 222. The first linkage position 221 is in linkage fit with the positioning portion 3 and the limiting portion 4, and the second linkage position 222 is in linkage fit with the lifting portion 5. Preferably, the first linkage position 221 is an inclined surface disposed at the end of the linkage 22, and the second linkage position 222 is an arc surface disposed at the lower surface of the linkage 22. The driver 21 in this embodiment includes a driving cylinder (not shown) and a driving plate 211. The linkage member 22 includes two linkage plates 220, the middle portions of the two linkage plates 220 are respectively disposed on the opposite surfaces of the two linkage sliders 623, one ends of the two linkage plates 220 are respectively connected to the driving plate 211, and the end portions of the two linkage plates 220 in this embodiment are fixed to the two ends of the lower surface of the driving plate 211. The driving cylinder drives the driving plate 211 to linearly move, the two linkage plates 220 are synchronously driven to linearly move along the direction parallel to the bottom plate 61, and the linkage piece 62 provides linear movement support for the linkage plates 220. The first linkage position 221 and the second linkage position 222 are respectively arranged at the other end of the linkage plate 220, wherein the first linkage position 221 is an inclined surface at the tail end of the linkage plate 220, and the specific inclined direction of the first linkage position 221 is inclined from one side close to the linkage sliding plate 621 to one side far away from the linkage sliding plate 621; the second linkage position 222 is an arc-shaped surface located on the lower surface of the linkage plate 220, and the concave depth of the arc-shaped surface of the second linkage position 222 is gradually increased from the side far away from the first linkage position 221 to the side close to the first linkage position 221. The lower surface of the linkage plate 220 is a plane, and the arc-shaped surface of the second linkage position 222 is smoothly connected with the lower surface of the linkage plate 220.

Referring to fig. 1 to 5 again, the positioning portion 3 further includes a positioning sliding member 31, a positioning member 32 and a positioning returning member 33. The positioning piece 32 is disposed on the positioning sliding piece 31, the positioning end of the positioning piece 32 faces the bearing part 1, and the positioning sliding piece 31 is connected with the positioning reset piece 33 and the linkage part 2 respectively. The positioning slider 31 is slidably connected to the positioning slide rail 631. The positioning sliding member 31 includes a positioning sliding plate 311 and a positioning roller 312, the positioning sliding plate 311 is slidably connected to the positioning sliding rail 631, the positioning roller 312 is rotatably connected to the positioning sliding plate 311 through a roller, and the positioning roller 312 is located at one end of the positioning sliding plate 311 close to the linkage plate 220. Preferably, the positioning roller 312 is located below the positioning slide plate 311. The positioning roller 312 can roll on the inclined surface of the first linking position 221. One end of the positioning element 32 is vertically disposed on the surface of the positioning sliding plate 311, the other end of the positioning element 32 extends above the bearing platform 11 and faces the reference plate 12, the positioning element 32 in this embodiment is a plate with an "L" shaped cross section, and the positioning element 32 with an "L" shaped structure can cooperate with the reference plate 12 to clamp and position the product 100 in the bearing position of the bearing platform 11. One end of the positioning reset piece 33 is connected with one end of the positioning sliding plate 311 far away from the positioning roller 312, and the other end of the positioning reset piece 33 is connected with the jacking part 5. Preferably, the positioning reset piece 33 is parallel to the positioning slide rail 631, and the positioning reset piece 33 in this embodiment may adopt a tension spring. The linkage plate 220 moves linearly in a direction close to the positioning roller 312, the inclined surface of the first linkage position 221 acts on the positioning roller 312, so that the positioning roller 312 rolls on the inclined surface, and further drives the positioning sliding plate 311 to move in a direction away from the bearing platform 11, and synchronously drives the positioning member 32 to move in a direction away from the reference plate 12, and drives the positioning reset member 33 to stretch, otherwise, when the linkage plate 220 moves linearly in a direction away from the positioning roller 312, the positioning reset member 33 in a stretching state resets, and further pulls the positioning sliding plate 311 to move in a direction close to the bearing platform 11, so that the positioning member 32 is driven to move in a direction close to the reference plate 12, and the positioning member 32 positions the product 100 at the bearing position of the bearing platform 11 by using the reference plate 12 as a reference.

Referring to fig. 1 to 5 again, the limiting portion 4 further includes a limiting sliding member 41, a limiting member 42 and a limiting restoring member 43. The limiting member 42 is disposed on the limiting sliding member 41, and the limiting end of the limiting member 42 faces the bearing part 1. The limit slider 41 is connected to the limit returning piece 43 and the interlocking part 2, respectively. The number of the limiting sliding parts 41 and the limiting parts 42 is two, the two limiting sliding parts 41 are respectively connected to the two limiting sliding rails 641 in a sliding manner, and the two limiting parts 42 are respectively disposed on the two limiting sliding parts 41. One end of the limiting member 42 is disposed on the upper surface of the limiting sliding member 41, and the other end of the limiting member 42 extends above the bearing position of the bearing platform 11, so as to limit the product 100 in the bearing position of the bearing platform 11 through the end of the limiting member 42. Preferably, the longitudinal section of the limiting member 42 is approximately "L" shaped, the shape of the end of the limiting member 42 is matched with the shape of the product 100, and the end of the limiting member 42 in this embodiment is a step 421, which can limit the periphery of the base surface of the camera. Preferably, the step 421 has an arc structure at the end. The structure of the limiting member 42 is set up in such a way that the limiting member 42 can expose the base of the camera only by moving a small distance when the product 100 is limited, so that the camera can be conveniently taken out from the bearing position of the bearing table 11, and the camera can be conveniently placed in the bearing position of the bearing table 11. The two ends of the position-limiting restoring piece 43 are respectively connected with the two position-limiting sliding pieces 41, and preferably, the position-limiting restoring piece 43 is positioned above the driving plate 211 and is parallel to the driving plate. The limiting reset piece 43 in this embodiment is a tension spring. The lower end of the limiting sliding part 41 is connected with the linkage plate 220 in a sliding manner, when the first linkage position 221 of the linkage plate 220 is connected with the limiting sliding part 41 in a sliding manner, the limiting sliding part 41 can move along the inclined plane of the first linkage position 221, so that the two limiting sliding parts 41 can be far away from each other, when the two limiting parts 42 are far away from each other, the limiting resetting part 43 is stretched, and when the sliding contact between the limiting sliding part 41 and the first linkage position 221 disappears, the limiting resetting part 43 resets to drive the two limiting sliding parts 41 to approach each other. Preferably, the limiting sliding parts 41 extend to the direction of the linkage plate 220 to form inclined surfaces (not shown) matched with the first linkage positions 221, when the two linkage plates 220 move linearly, the inclined surfaces of the two first linkage positions 211 act on the inclined surfaces of the lower ends of the two limiting sliding parts 41 respectively to form a sliding connection, and the two limiting sliding parts 41 are pushed to slide backwards on the two limiting sliding rails 641 through the dislocation of the inclined surfaces, so that the two limiting parts 42 are far away from each other. When the two position-limiting members 42 approach each other, the step 421 at the end of the two position-limiting members 42 limits the position of the product. In this embodiment, when the sliding contact of the position-limiting slider 41 and the first linkage position 221 disappears, the position-resetting piece 43 resets, drive two position-limiting sliders 41 to be close to each other, make the step 421 of the tail ends of two position-limiting pieces 42 be located above the camera base, but not contact with the base of the camera, at this moment, the camera can also be moved by the positioning piece 32, after the jacking portion 5 jacks up, the camera follows the bearing platform 11 to rise, drive the camera base to abut against the step 421, the camera is clamped and fixed at this moment, and is unmovable, and then the camera is assembled or subjected to electrical detection.

Referring to fig. 1 to 5 again, the lifting portion 5 further includes a lifting member 51, a lifting restoring member 52 and a lifting linking member 53. The jacking piece 51 is arranged on the jacking reset piece 52. The bearing part 1 is arranged on the jacking piece 51; one end of the jacking linkage member 53 is connected with the jacking member 51, and the other end thereof is connected with the linkage part 2. The jacking member 51 is parallel to the bottom plate 61 and located above the through hole 611, the jacking member 51 in this embodiment is plate-shaped, and the plummer 11 and the positioning slide rail 631 are respectively disposed on the upper surface of the jacking member 51. The number of the lifting reset pieces 52 in this embodiment is four, and the four lifting reset pieces 52 are respectively disposed on the bottom plate 61 and respectively adjacent to four corners of the through opening 611. Each lifting reset piece 52 comprises a lifting rod 521 and a lifting compression spring 522. One end of the lifting rod 521 is vertically arranged on the surface of the bottom plate 61, and the other end of the lifting rod 521 passes through the jacking piece 51 and is connected with the jacking piece 51 in a sliding way. The jacking pressure spring 522 is sleeved outside the jacking rod 521, one end of the jacking pressure spring 522 is connected with the bottom plate 61, and the other end of the jacking pressure spring 522 is connected with the jacking piece 51. The number of the jacking linkage parts 53 is two, and the two jacking linkage parts are respectively arranged on the side walls of the jacking parts 51 which are opposite to each other. The lifting linkage 53 is matched with the second linkage 222. Specifically, the lifting linkage 53 includes a lifting roller 531, the lifting roller 531 is rotatably connected to the sidewall of the lifting member 51 through a roller, and the lifting roller 531 can roll on the arc-shaped surface of the second linkage 222. When the positioning roller 312 rolls at the first linkage position 221, the jacking roller 531 rolls on the plane of the lower surface of the linkage plate 220, at this time, the linkage plate 220 applies a pressing-down acting force to the jacking piece 51 through the jacking roller 531, so that the jacking pressure spring 522 is in a compression state, when the positioning roller 312 leaves the first linkage position 221, the positioning of the product 100 is completed, the jacking roller 531 rolls on the arc-shaped surface of the second linkage position 222, the degree of pressing-down of the jacking piece 51 is smaller, the jacking pressure spring 522 rebounds to act on the jacking piece 51, so that the jacking piece 51 rises, and then the product 100 borne by the bearing table 11 is driven to rise until the extension of the product 100 abuts against the step 421, namely, the base of the camera abuts against the step 421. It can be understood that, the camera base is fixed a position on the position of bearing of plummer 11 by the cooperation of piece 32 and benchmark board 12 of being positioned earlier, then fixed on the position of bearing of plummer 11 by the cooperation of jacking piece 51 and locating part 42, make the accurate steady state in camera base position, can assemble other parts of camera at the camera base this moment, after the assembly is accomplished, still can adopt the probe to pass through port 611, jacking piece 51 and plummer 11 carry out the electrical detection to the camera assembled, wherein jacking piece 51 and plummer 11 reserve the through-hole that supplies the probe to pass through.

Preferably, the jacking portion 5 further comprises a coaxial member 54. The coaxial member 54 is parallel to the lifting and returning member 52 and is slidably connected to the carrying part 1. The coaxial member 54 is perpendicular to the bottom plate 61, penetrates through the lifting member 51 and the bearing platform 11, and is slidably connected to the lifting member 51 and the bearing platform 11, respectively. The central axis of the coaxial member 54 overlaps the central axis of the carrier 11. The jacking coaxial member 54 in this embodiment may employ a coaxial shaft or a coaxial needle. Preferably, the upper end of the coaxial element 54 is exposed on the carrier 11, and when the camera is carried on the carrying position of the carrier 11, the end of the upper end of the coaxial element 54 is located in the hollow portion of the base of the camera. Through the setting of coaxial 54, be convenient for the camera arrange the bearing position of plummer 11 in, can lead to the removal of jacking portion 51 simultaneously, guaranteed that jacking portion 51 is in coaxial state with plummer 11.

With continued reference to fig. 1 to 5, the buffer portion 7 further includes a buffer bracket 71 and a buffer bit 72. The buffer support 71 is disposed at the upper ends of the two interlocking sliding plates 621, and the buffer bit 72 is disposed at the upper end of the buffer support 71 and close to the plummer 11. The buffer bit 72 is in the shape of a groove adapted to the camera and is used for buffering the camera. Specifically, the base of the camera is first transferred to the buffer position 72, and then transferred to the carrying position of the carrying stage 11 after being assembled.

The automatic positioning and clamping device in this embodiment releases the product 100 as follows: initially, the positioning element 32 cooperates with the reference plate 12 to form a positioning and clamping state for the product 100, and the lifting element 51 cooperates with the limiting element 42 to form a pressing and fixing state for the product 100. Then, the driving plate 211 drives the linkage plate 220 to move linearly towards the inside of the device, the second linkage position 222 acts on the jacking roller 531 first, and along with the movement of the linkage plate 220, the second linkage position 222 presses down the jacking roller 531, so that the jacking pressure spring 522 is gradually compressed, the jacking plate 51 and the bearing table 11 descend, and the pressing state of the jacking piece 51 and the limiting piece 42 disappears. Then, the driving plate 211 continues to drive the linkage plate 220 to linearly move towards the inside of the device, so that the first linkage position 221 acts on the positioning roller 312 and the inclined surface of the limiting sliding part 41 first and second, the positioning part 32 is further away from the reference plate 12, and the two limiting parts 42 are further away from each other and open. The clamping operation of the automatic positioning and clamping device on the product 100 is opposite to the releasing operation, and thus will not be described herein.

To sum up: the automatic positioning and clamping device in the embodiment is matched with the limiting part, the positioning part and the jacking part through the linkage part, the linkage part is driven independently, the limiting, positioning and pressing fixing of a product can be realized, the driving resources are saved, the structure of the whole device is simple, and the cost is low.

The above is merely an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. An automatic positioning and clamping device is characterized by comprising a bearing part (1), a linkage part (2), a positioning part (3), a limiting part (4) and a jacking part (5); the linkage part (2), the positioning part (3) and the limiting part (4) are arranged around the bearing part (1), and the bearing part (1) is arranged on the jacking part (5); the positioning part (3), the limiting part (4) and the jacking part (5) are respectively positioned on the movement route of the linkage part (2); the bearing part (1) is used for bearing a product, the linkage part (2) moves and sequentially drives the limiting part (4) to limit the product, the positioning part (3) positions the product, and the jacking part (5) jacks the product and is matched with the limiting part (4) to fix the product; wherein the linkage part (2) comprises a driving piece (21) and a linkage piece (22); the driving piece (21) is connected with one end of the linkage piece (22), and the other end of the linkage piece (22) is provided with a first linkage position (221); the first linkage position (221) is in linkage fit with the positioning part (3) and the limiting part (4) respectively; the first linkage position (221) is an inclined surface arranged at the tail end of the linkage piece (22).

2. The automatic positioning and clamping device according to claim 1, characterized in that it further comprises a support (6); the linkage part (2), the positioning part (3) and the limiting part (4) are respectively connected to the supporting part (6) in a sliding manner; the lifting part (5) is arranged on the supporting part (6).

3. The automatic positioning and clamping device according to claim 2, characterized in that it further comprises a buffer (7); the buffer part (7) is arranged on the support part (6).

4. Automatic positioning and clamping device according to any of claims 1-3, characterized in that the carrier part (1) comprises a carrier table (11) and a reference plate (12); the datum plate (12) is arranged at the upper end of the bearing table (11) and located on one side of a bearing position of the bearing table (11), and the product is borne in the bearing position.

5. The automatic positioning and clamping device as claimed in any one of claims 1 to 3, characterized in that the other end of the linkage member (22) is further provided with a second linkage position (222); the second linkage position (222) is in linkage fit with the jacking portion (5).

6. The self-positioning gripping device of claim 5, wherein the second linkage position (222) is an arcuate surface disposed on a lower surface of the linkage member (22).

7. The automatic positioning and clamping device according to any one of claims 1 to 3, wherein the positioning part (3) comprises a positioning sliding part (31), a positioning part (32) and a positioning resetting part (33); the positioning piece (32) is arranged on the positioning sliding piece (31), and the positioning end of the positioning piece (32) faces the bearing part (1); the positioning sliding piece (31) is connected with the positioning reset piece (33) and the linkage part (2) respectively.

8. The automatic positioning and clamping device according to any one of claims 1 to 3, wherein the limiting part (4) comprises a limiting sliding part (41), a limiting part (42) and a limiting resetting part (43); the limiting piece (42) is arranged on the limiting sliding piece (41), and the limiting end of the limiting piece (42) faces the bearing part (1); the limiting sliding part (41) is connected with the limiting reset part (43) and the linkage part (2) respectively.

9. The automatic positioning and clamping device as claimed in any one of claims 1-3, wherein the lifting part (5) comprises a lifting member (51), a lifting reset member (52) and a lifting linkage member (53); the jacking piece (51) is arranged on the jacking reset piece (52); the bearing part (1) is arranged on the jacking piece (51); one end of the jacking linkage piece (53) is connected with the jacking piece (51), and the other end of the jacking linkage piece is connected with the linkage part (2).

10. The self-positioning gripping device according to claim 9, characterized in that the lifting portion (5) further comprises a coaxial member (54); the coaxial piece (54) is parallel to the jacking reset piece (52) and is connected with the bearing part (1) in a sliding mode.