Powder bag grabbing jig

Abstract

The utility model provides a powder bag grabbing jig which is installed on a mechanical arm and comprises a support connected to the mechanical arm and grabbing pieces symmetrically arranged on the two sides of the support, the grabbing pieces are installed on a supporting plate on the corresponding side of the support in a rotating mode, and the grabbing pieces on the two corresponding sides of the support are respectively provided with a driving piece for controlling the grabbing pieces to act. The grabbing pieces on the two sides of the support are synchronously folded or unfolded so that powder bags of different sizes can be grabbed. The device is mounted on a manipulator through a connecting flange and can be controlled to act through the manipulator, so that the powder bags can be automatically and quickly carried. The two sides of the driving air cylinder control fulcrum shafts to rotate through connecting plates, the fulcrum shafts drive the grabbing pieces to rotate, the grabbing pieces on the two sides of the support are folded, clamped and fixed, the powder bag clamping device can be suitable for powder bags of different sizes, in order to further improve the powder bag clamping stability, adjustable protection plates are arranged on the grabbing pieces, and the positions of the protection plates can be adjusted according to the sizes of the powder bags; and the protective plates abut against the two sides of the powder bag, the grabbing stability is improved, and the powder bag grabbing device is suitable for powder bags of various specifications.

Description

TECHNICAL FIELD

[0001] The utility model relates to a carrying equipment technical field, concretely to a powder bag grabbing fixture. BACKGROUND

[0002] In the powder bag production process, because the powder bag is heavy, the efficiency is reduced due to long time manual carrying, and the powder bag grabbing fixture emerges as the times require, but the existing powder bag grabbing fixture can only be suitable for single-specification powder bag, so that when grabbing different size powder bags, the grabbing effect is not good, and the powder bag is prone to falling. INVENTION CONTENTS

[0003] The utility model solves the technical problem in the prior art to provide a powder bag grabbing fixture to solve the problems in the prior art.

[0004] The utility model solves the technical problem by adopting the following technical scheme: a powder bag grabbing fixture is installed on a mechanical hand and comprises:

[0005] A support connected to the mechanical hand and grabbing pieces symmetrically arranged on both sides of the support are provided, the grabbing pieces are rotatably installed on the support plates on the corresponding sides of the support, and the support is provided with driving pieces for controlling the actions of the grabbing pieces on both sides of the support, so that the grabbing pieces on both sides of the support are synchronously folded or unfolded to grab powder bags of different sizes.

[0006] The grabbing piece comprises a frame plate and rotating plates fixed on both sides of the frame plate, a plurality of clamping jaws are arranged on the frame plate, an adjustable guard plate is arranged on the frame plate, a plurality of adjusting rods are arranged on one side of the guard plate, the adjusting rods are installed on the frame plate through positioning sleeves, the positioning sleeves can be disassembled and installed to change the length of the adjusting rods, thereby adjusting the distance of the guard plate, so that the guard plate is arranged on both sides of the powder bag to meet the requirement of grabbing powder bags of different sizes.

[0007] As a further scheme of the utility model:

[0008] The support comprises a connecting flange connected to the mechanical hand and a type plate arranged on both sides of the lower end of the connecting flange, a bottom plate for installing the driving pieces is arranged in the middle of the two type plates, a support plate is fixedly arranged on both ends of the type plate corresponding to the grabbing piece, a support shaft is installed on the lower end of the support plate, the support shaft is rotatably installed in the bearing seat on both sides of the lower end of the support plate, and the outer end of the support shaft is fixedly connected with the rotating plate through a shaft plate.

[0009] As a further scheme of the utility model:

[0010] The driving member comprises a driving cylinder mounted on the bottom plate, an output rod outer end of the driving cylinder is fixedly provided with a rotating sleeve, the rotating sleeve is rotatably provided with a connecting plate, and a side, away from the rotating sleeve, of the connecting plate is fixedly connected with the supporting shaft, so that the supporting shaft is controlled to rotate through the driving cylinder, thereby adjusting folding or unfolding of the grabbing member.

[0011] As a further scheme of the utility model,

[0012] The driving cylinder is provided with two groups corresponding to the grabbing members on the two sides, and the mounting directions of the two groups of driving cylinders are opposite, so as to drive the corresponding connecting plates.

[0013] As a further scheme of the utility model,

[0014] The clamping jaw comprises an integrally arranged supporting plate, connecting plate and baffle, the supporting plate and the connecting plate are of a bending structure, the connecting plate is fixedly installed on the frame plate through a screw, the baffle is arranged at the upper end of the connecting plate, and the baffles distributed on the frame plate are fixedly installed on the jaw plate respectively, so as to improve the stability of the clamping jaw installation. The baffle improves the height of the clamping jaw, so that the clamping jaw can better wrap the powder bag, and the clamping jaw improves the stability through two-point connection.

[0015] As a further scheme of the utility model,

[0016] The baffle is arranged in parallel along the inner side of the frame plate, the two sides of the positioning sleeve are fixedly installed on the frame plate through screws, and the middle part of the positioning sleeve is provided with a clamping groove for clamping the adjusting rod. The personnel can loosen the positioning sleeve, so as to slide the adjusting rod, and the baffle is moved to a suitable position according to the size of the powder bag, and then the screw on the positioning sleeve is locked. When the grabbing member clamps the powder bag, the baffle is arranged at the two sides of the powder bag, so as to improve the stability of the powder bag clamping.

[0017] As a further scheme of the utility model,

[0018] The bottom plate is further provided with a lower pressing member for pressing the upper end of the powder bag, the lower pressing member comprises a lower pressing cylinder fixedly installed at the lower end of the bottom plate, the lower end of the output rod of the lower pressing cylinder is fixedly provided with a sticking plate, and the sticking plate is fixedly connected with the lower pressing plate, so that the lower pressing plate is arranged at the upper end of the powder bag, the powder bag is clamped between the clamping jaw and the lower pressing plate, and the stability during movement is improved.

[0019] Compared with the prior art, the device is installed on the mechanical hand through the connecting flange, the action can be controlled through the mechanical hand, the automatic and rapid carrying of the powder bag is realized, the driving cylinder rotates through the connecting plate on both sides, the supporting shaft drives the rotating of the grabbing piece, the grabbing pieces on both sides of the support are folded and clamped and fixed, and the device is suitable for powder bags of different sizes, in order to further improve the stability of the powder bag clamping, the adjustable guard plate is arranged on the grabbing piece, the position of the guard plate can be adjusted according to the size of the powder bag, the guard plate is arranged on both sides of the powder bag, the stability of the grabbing is improved, the device is suitable for powder bags of various specifications, and the lower pressing piece arranged on the lower end of the support is arranged on the upper end of the powder bag, the powder bag is clamped and fixed through the cooperation of the pressing plate and the clamping jaw, and the stability of the powder bag carrying is improved. The device has high carrying efficiency and speed, can be produced for a long time in cooperation with the robot, will not be tired, reduces the labor, and reduces the labor intensity. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0021] Figure 2 It is Figure 1 An enlarged structure schematic view of A in the middle;

[0022] Identified in the figure: 1, connecting flange; 2, frame plate; 3, driving cylinder; 4, lower pressing cylinder; 11, template; 12, bottom plate; 13, support plate; 14, supporting shaft; 15, bearing seat; 16, shaft plate; 17, plate groove; 21, rotating plate; 22, clamping jaw; 23, guard plate; 24, adjusting rod; 25, positioning sleeve; 26, claw plate; 31, rotating sleeve; 32, connecting plate; 41, sticking plate; 42, pressing plate; 221, supporting plate; 222, connecting plate; 223, baffle. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific drawings.

[0024] As Figures 1-2 shown,

[0025] The embodiment provides a powder bag grabbing tool, which is installed on a mechanical hand and comprises:

[0026] The support connected to the mechanical hand and the grabbing pieces symmetrically arranged on both sides of the support are rotatably installed on the support plates 13 on the corresponding sides of the support, and the grabbing pieces on the corresponding two sides of the support are respectively provided with driving pieces for controlling the action of the grabbing pieces, so that the grabbing pieces on both sides of the support are synchronously folded or unfolded to grab powder bags of different sizes.

[0027] The grabbing piece comprises a frame plate 2 and rotating plates 21 fixed on both sides of the frame plate 2, a plurality of clamping jaws 22 are distributed on the frame plate 2, an adjustable guard plate 23 is arranged on the frame plate 2, a plurality of adjusting rods 24 are distributed on one side of the guard plate 23, the adjusting rods 24 are installed on the frame plate 2 through positioning sleeves 25, the positioning sleeves 25 can be disassembled and assembled by personnel to change the length of the adjusting rods 24, thereby adjusting the distance of the guard plate 23, so that the guard plate 23 is arranged on both sides of the powder bag, and the powder bag of different sizes can be grabbed.

[0028] In the embodiment, the support comprises a connecting flange 1 connected with the manipulator and a profile plate 11 arranged at the lower end of the connecting flange 1, a bottom plate 12 for installing the driving piece is arranged at the middle part of the profile plate 11, a support plate 13 is fixedly arranged at both ends of the profile plate 11 corresponding to the grabbing piece, a support shaft 14 is installed at the lower end of the support plate 13, the support shaft 14 is rotatably installed in a bearing seat 15 arranged at the lower end of the support plate 13, and the outer end of the support shaft 14 is fixedly connected with a rotating plate 21 through a shaft plate 16.

[0029] The driving piece comprises a driving cylinder 3 installed on the bottom plate 12, a rotating sleeve 31 is fixedly arranged at the outer end of the output rod of the driving cylinder 3, a connecting plate 32 is rotatably installed on the rotating sleeve 31, and one side of the connecting plate 32 away from the rotating sleeve 31 is fixedly connected with the support shaft 14, so that the support shaft 14 is controlled to rotate through the driving cylinder 3, thereby adjusting the folding or unfolding of the grabbing piece.

[0030] The driving cylinder 3 is arranged in two groups corresponding to the grabbing pieces on both sides, and the installation directions of the two groups of driving cylinders 3 are opposite, so as to drive the corresponding connecting plates 32, and the support plate 13 is provided with a plate groove 17 corresponding to the connecting plate 32, so as to limit the connecting plate 32.

[0031] In the embodiment, the clamping jaw 22 comprises a supporting plate 221, a connecting plate 222 and a baffle 223 arranged integrally, the supporting plate 221 and the connecting plate 222 are of a bending structure, the connecting plate 222 is fixedly installed on the frame plate 2 through screws, and the baffle 223 is arranged at the upper end of the connecting plate 222, the baffles 223 distributed on the frame plate 2 are fixedly installed on the jaw plate 26 respectively, so as to improve the stability of the installation of the clamping jaw 22. The baffle 223 improves the height of the clamping jaw 22, so that the clamping jaw 22 can better wrap the powder bag, and the clamping jaw 22 improves the stability through two-point connection.

[0032] In the embodiment, the guard plate 23 is arranged in parallel along the inner side of the frame plate 2, the two sides of the positioning sleeve 25 are fixedly installed on the frame plate 2 through screws, and the middle part of the positioning sleeve 25 is provided with a clamping groove for clamping the adjusting rod 24. Personnel can loosen the positioning sleeve 25, thereby sliding the adjusting rod 24, so that the guard plate 23 is moved to a suitable position according to the size of the powder bag, and then the screws on the positioning sleeve 25 are locked. When the grabbing piece clamps the powder bag, the guard plate 23 is arranged on both sides of the powder bag, thereby improving the stability of the grabbing of the powder bag.

[0033] In the embodiment, the lower end of the bottom plate 12 is further provided with a lower pressing piece for pressing the upper end of the powder bag, the lower pressing piece comprising a lower pressing cylinder 4 fixedly installed at the lower end of the bottom plate 12, the output rod of the lower pressing cylinder 4 being fixedly provided with a sticking plate 41, and the sticking plate 41 being fixedly connected with a lower pressing plate 42, so that the lower pressing plate 42 is abutted against the upper end of the powder bag, and the powder bag is clamped between the clamping jaw 22 and the lower pressing plate, thereby improving the stability during movement.

[0034] Specifically, the mechanical hand is fixedly connected with the connecting flange 1 to drive the bracket to move, the driving cylinder 3 on the bracket moves synchronously to control the two clamping pieces to be closed or opened, thereby realizing the clamping of the powder bag, and the clamping piece is provided with an adjustable guard plate 23, the position of the guard plate 23 can be adjusted according to the size of the powder bag, so that the guard plate 23 is abutted against the two sides of the powder bag, the lower end of the bottom plate 12 is provided with a lower pressing piece, the lower pressing piece cooperates with the clamping jaw 22 to clamp and fix the powder bag, thereby improving the stability during movement of the powder bag.

[0035] The basic principle and main features of the present application and the advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents. It should be noted that in this document, if there are relationship terms such as first and second, etc., they are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without further limitation, the element defined by the statement "including a" does not exclude the presence of another identical element in the process, method, article or equipment including the element.

Claims

1. A powder bag gripping fixture, mounted on a robotic arm, characterized in that: The utility model relates to a kind of powder bag grabbing device, including: The utility model discloses a powder bag grabbing device which comprises a bracket connected to a manipulator, grabbing members symmetrically arranged on both sides of the bracket, the grabbing members are rotatably installed on the corresponding side of the bracket, and the bracket is provided with driving members corresponding to the grabbing members on both sides to control the action of the grabbing members, so that the grabbing members on both sides of the bracket are synchronized to fold or unfold to grab powder bags of different sizes. The utility model discloses a powder bag grabbing device which comprises a bracket connected to a manipulator, grabbing members symmetrically arranged on both sides of the bracket, the grabbing members are rotatably installed on the corresponding side of the bracket, and the bracket is provided with driving members corresponding to the grabbing members on both sides to control the action of the grabbing members, so that the grabbing members on both sides of the bracket are synchronized to fold or unfold to grab powder bags of different sizes.

2. The powder packet grabbing jig according to claim 1, wherein: The utility model discloses a powder bag grabbing device which comprises a bracket connected to a manipulator, grabbing members symmetrically arranged on both sides of the bracket, the grabbing members are rotatably installed on the corresponding side of the bracket, and the bracket is provided with driving members corresponding to the grabbing members on both sides to control the action of the grabbing members, so that the grabbing members on both sides of the bracket are synchronized to fold or unfold to grab powder bags of different sizes.

3. The powder packet grabbing tool according to claim 2, wherein: The utility model discloses a powder bag grabbing device which comprises a bracket connected to a manipulator, grabbing members symmetrically arranged on both sides of the bracket, the grabbing members are rotatably installed on the corresponding side of the bracket, and the bracket is provided with driving members corresponding to the grabbing members on both sides to control the action of the grabbing members, so that the grabbing members on both sides of the bracket are synchronized to fold or unfold to grab powder bags of different sizes.

4. The powder packet grabbing tool according to claim 3, wherein: The utility model discloses a powder bag grabbing device which comprises a bracket connected to a manipulator, grabbing members symmetrically arranged on both sides of the bracket, the grabbing members are rotatably installed on the corresponding side of the bracket, and the bracket is provided with driving members corresponding to the grabbing members on both sides to control the action of the grabbing members, so that the grabbing members on both sides of the bracket are synchronized to fold or unfold to grab powder bags of different sizes.

5. The powder packet gripping jig according to claim 1, characterized by: The utility model discloses a powder bag grabbing device which comprises a bracket connected to a manipulator, grabbing members symmetrically arranged on both sides of the bracket, the grabbing members are rotatably installed on the corresponding side of the bracket, and the bracket is provided with driving members corresponding to the grabbing members on both sides to control the action of the grabbing members, so that the grabbing members on both sides of the bracket are synchronized to fold or unfold to grab powder bags of different sizes.

6. The powder packet gripping jig according to claim 1, characterized by: The utility model discloses a powder bag grabbing device which comprises a bracket connected to a manipulator, grabbing members symmetrically arranged on both sides of the bracket, the grabbing members are rotatably installed on the corresponding side of the bracket, and the bracket is provided with driving members corresponding to the grabbing members on both sides to control the action of the grabbing members, so that the grabbing members on both sides of the bracket are synchronized to fold or unfold to grab powder bags of different sizes.

7. The powder packet grabbing tool according to claim 2, wherein: The utility model discloses a powder bag grabbing device which comprises a bracket connected to a manipulator, grabbing members symmetrically arranged on both sides of the bracket, the grabbing members are rotatably installed on the corresponding side of the bracket, and the bracket is provided with driving members corresponding to the grabbing members on both sides to control the action of the grabbing members, so that the grabbing members on both sides of the bracket are synchronized to fold or unfold to grab powder bags of different sizes.

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