CN108817242B - Clamp and pipe expander with same - Google Patents

Clamp and pipe expander with same Download PDF

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Publication number
CN108817242B
CN108817242B CN201810910985.XA CN201810910985A CN108817242B CN 108817242 B CN108817242 B CN 108817242B CN 201810910985 A CN201810910985 A CN 201810910985A CN 108817242 B CN108817242 B CN 108817242B
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CN
China
Prior art keywords
driving
assembly
plate
clamping
clamp
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Active
Application number
CN201810910985.XA
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Chinese (zh)
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CN108817242A (en
Inventor
朱燕昌
冯东闯
黄静夷
郑海强
王勤勤
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Gree Electric Appliances Inc of Zhuhai
Zhuhai Gree Intelligent Equipment Co Ltd
Original Assignee
Gree Electric Appliances Inc of Zhuhai
Zhuhai Gree Intelligent Equipment Co Ltd
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Application filed by Gree Electric Appliances Inc of Zhuhai, Zhuhai Gree Intelligent Equipment Co Ltd filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN201810910985.XA priority Critical patent/CN108817242B/en
Publication of CN108817242A publication Critical patent/CN108817242A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/006—Feeding elongated articles, such as tubes, bars, or profiles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/08—Tube expanders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02—Advancing work in relation to the stroke of the die or tool
    • B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
    • B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
    • B21D53/06—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of metal tubes

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)
  • Manipulator (AREA)

Abstract

The invention provides a clamp and a pipe expander with the same, wherein the clamp is used for grabbing an object to feed or discharge materials to the pipe expander and comprises: a mounting frame; the first clamping assembly is arranged on the mounting frame and movably arranged along a first preset direction to clamp an object; the second clamping assembly is movably arranged along a second preset direction so as to clamp the object; the first preset direction and the second preset direction are mutually crossed, and the first clamping assembly and the second clamping assembly are arranged on the mounting frame at intervals along the second preset direction and are respectively used for clamping different positions of an object; the second clamping assembly moves according to the size of the object to adjust the distance between the second clamping assembly and the first clamping assembly, and the first clamping assembly and the second clamping assembly are matched to clamp the object to carry out feeding or blanking. The clamp provided by the invention solves the problem of low charging and discharging efficiency of the pipe expander in the prior art.

Description

Clamp and pipe expander with same
Technical Field
The invention relates to the technical field of machining, in particular to a clamp and a pipe expander with the same.
Background
At present, the feeding and discharging work of the existing pipe expander is mainly to install the air conditioner condenser with a penetrated pipe on the traditional pipe expander for pipe expanding treatment through manual operation, and the air conditioner condenser is taken down and stacked after the treatment, so that the labor intensity is high, the production efficiency is low, and the pipe expander cannot adapt to modern large-batch production.
Disclosure of Invention
The invention mainly aims to provide a clamp and a pipe expander with the same, and aims to solve the problem that the charging and discharging efficiency of the pipe expander in the prior art is low.
To achieve the above object, according to one aspect of the present invention, there is provided a clamp for grasping an object to charge or discharge the object to a pipe expander, the clamp comprising: a mounting frame; the first clamping assembly is arranged on the mounting frame and movably arranged along a first preset direction to clamp an object; the second clamping assembly is movably arranged along a second preset direction so as to clamp the object; the first preset direction and the second preset direction are mutually crossed, and the first clamping assembly and the second clamping assembly are arranged on the mounting frame at intervals along the second preset direction and are respectively used for clamping different positions of an object; the second clamping assembly moves according to the size of the object to adjust the distance between the second clamping assembly and the first clamping assembly, and the first clamping assembly and the second clamping assembly are matched to clamp the object to carry out feeding or blanking.
Further, the jig further includes: and the first driving mechanism is in driving connection with the second clamping assembly so as to drive the second clamping assembly to move.
Further, the first drive mechanism includes: the first driving motor is arranged on the mounting frame; the transmission screw rod is in transmission connection with the second clamping assembly; wherein, first driving motor drive transmission lead screw rotates to drive the second clamping component and remove.
Further, the second clamping assembly comprises: the second bracket is movably arranged on the mounting bracket; the first clamping plate and the second clamping plate are movably arranged on the second bracket; wherein the first clamping plate and the second clamping plate are close to each other to clamp the object, and the first clamping plate and the second clamping plate are far away from each other to release the object.
Further, the jig further includes: and the second driving mechanism is in driving connection with the first clamping plate and the second clamping plate respectively so as to drive the first clamping plate and the second clamping plate to move.
Further, the second drive mechanism includes: the first actuating cylinder that drives actuating cylinder and second and drives actuating cylinder, the first actuating cylinder that drives is connected with first splint drive to the first splint of drive removes, and the second drives actuating cylinder and is connected with the drive of second splint, removes with the drive second splint.
Further, the jig further includes: and the third driving mechanism is in driving connection with the first driving air cylinder and/or the second driving air cylinder so as to adjust the distance between the first driving air cylinder and the second driving air cylinder according to the size of the object.
Further, the third drive mechanism includes: the third driving motor is arranged on the mounting frame; the third driving motor is in driving connection with the transmission shaft so as to drive the transmission shaft to rotate; and the gear assembly is in driving connection with the first driving cylinder and the second driving cylinder respectively so as to drive the first driving cylinder and the second driving cylinder to move.
Further, the gear assembly includes: the transmission gear is in driving connection with the transmission shaft; the first gear assembly is in driving connection with the first driving cylinder, the second gear assembly is in driving connection with the second driving cylinder, and the transmission gear is in driving connection with the first gear assembly and the second gear assembly respectively so as to drive the first driving cylinder and the second driving cylinder to be close to or far away from each other.
Furthermore, the transmission gear is a transmission bevel gear, the first gear assembly comprises a first bevel gear and a first ball screw, the first bevel gear is connected with the first ball screw, and the first driving cylinder is in driving connection with the first ball screw; the second gear assembly comprises a second bevel gear and a second ball screw, the second bevel gear is connected with the second ball screw, and the second driving cylinder is in driving connection with the second ball screw; the transmission bevel gear is respectively meshed with the first bevel gear and the second bevel gear, so that the first driving air cylinder moves along the first ball screw by driving the first bevel gear to rotate, and the second driving air cylinder moves along the second ball screw by driving the second bevel gear to rotate.
Further, the jig further includes: the third positioning assembly is arranged on the mounting frame; the fourth positioning assembly is movably arranged along a second preset direction relative to the third positioning assembly; the first clamping assembly and the second clamping assembly clamp the object along a first preset direction; the third positioning assembly and the fourth positioning assembly are matched to position the object along a second preset direction.
Further, third locating component includes the third locating plate, and fourth locating component includes the fourth locating plate, and anchor clamps still include: and the fourth driving mechanism is in driving connection with the fourth positioning plate so as to drive the fourth positioning plate to move along a second preset direction relative to the third positioning plate, so as to position the object.
Further, the fourth drive mechanism includes: and the fourth driving cylinder is in driving connection with the fourth positioning plate so as to drive the fourth positioning plate to move along the second preset direction.
Further, the jig further includes: the hook plate assembly is movably arranged on the second clamping assembly along a third preset direction; the supporting plate is arranged on the second clamping assembly; the object is arranged between the hook plate component and the supporting plate, and the hook plate component moves close to the supporting plate along a third preset direction so as to be matched with the supporting plate to clamp the object.
Further, the jig further includes: and the fifth driving mechanism is in driving connection with the hook plate assembly so as to drive the hook plate assembly to move along a third preset direction.
Furthermore, the hook plate assembly comprises a first hook plate and a second hook plate, and the first hook plate and the second hook plate are arranged oppositely; the fifth driving mechanism comprises a first telescopic cylinder and a second telescopic cylinder, the first telescopic cylinder is in driving connection with the first hook plate, the second telescopic cylinder is in driving connection with the second hook plate, and the first telescopic cylinder and the second telescopic cylinder simultaneously drive the first hook plate and the second hook plate to move.
According to another aspect of the invention, a pipe expander is provided, which comprises a clamp and a door panel device, wherein the clamp is used for loading and unloading the door panel device, and the clamp is the above clamp.
The clamp comprises a mounting frame, a first clamping assembly and a second clamping assembly, wherein the object clamped by the clamp is a condenser, so that the condenser is expanded by a pipe expander, the first clamping assembly and the second clamping assembly are vertically arranged at intervals along the extension direction of the mounting frame and are used for clamping different positions of the condenser, the first preset direction is the width direction of the condenser, the second preset direction is the length direction of the condenser, the second clamping assembly can move relative to the first clamping assembly along the length direction, the first clamping assembly is fixed at the lower end of the mounting frame, and the first clamping assembly and the second clamping assembly simultaneously clamp two sides of the condenser so as to feed the pipe expander.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 shows a global axial schematic of an embodiment of a clamp according to the present invention;
FIG. 2 shows a front view of an embodiment of a clamp according to the present invention;
FIG. 3 shows a schematic view of a second clamping assembly embodiment of a clamp according to the present invention;
FIG. 4 shows a schematic view of an embodiment of a clamp according to the present invention clamping an object.
Wherein the figures include the following reference numerals:
30. a mounting frame; 31. a drive screw; 32. a drive shaft; 33. a transmission gear; 34. a first bevel gear; 35. a second bevel gear; 40. a first clamping assembly; 50. a second clamping assembly; 51. a second bracket; 52. a first splint; 53. a second splint; 60. a third positioning assembly; 70. a fourth positioning assembly; 80. a support plate; 91. a first hook plate; 92. a second hook plate; 100. an article.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
The present invention provides a clamp for gripping an object 100 for loading or unloading to a pipe expander, referring to fig. 1 to 4, the clamp comprising: a mounting frame 30; a first clamping assembly 40, wherein the first clamping assembly 40 is arranged on the mounting frame 30, and the first clamping assembly 40 is movably arranged along a first preset direction to clamp the object 100; the second clamping assembly 50, the second clamping assembly 50 is movably arranged along a second preset direction to clamp the object 100; the first preset direction and the second preset direction are mutually crossed, and the first clamping assembly 40 and the second clamping assembly 50 are arranged on the mounting frame 30 at intervals along the second preset direction and are respectively used for clamping different positions of the object 100; the second clamping assembly 50 moves to adjust a distance from the first clamping assembly 40 according to the size of the article 100, and the first clamping assembly 40 and the second clamping assembly 50 cooperate to clamp the article 100 for loading or unloading.
The clamp comprises a mounting frame 30, a first clamping assembly 40 and a second clamping assembly 50, the clamp is used for clamping an object 100 to be a condenser so that the condenser can be expanded by a pipe expander, the first clamping assembly 40 and the second clamping assembly 50 are vertically arranged at intervals along the extension direction of the mounting frame 30 so as to clamp different positions of the condenser, wherein the first preset direction is the width direction of the condenser, the second preset direction is the length direction of the condenser, the second clamping assembly 50 can move relative to the first clamping assembly 40 along the length direction, the first clamping assembly 40 is fixed at the lower end of the mounting frame 30, and the first clamping assembly 40 and the second clamping assembly 50 simultaneously clamp two sides of the condenser so as to feed the pipe expander.
The anchor clamps still include: and the first driving mechanism is in driving connection with the second clamping assembly 50 so as to drive the second clamping assembly 50 to move. The first drive mechanism includes: a first driving motor disposed on the mounting frame 30; the transmission screw rod 31 is in transmission connection with the second clamping assembly 50; wherein, the first driving motor drives the driving screw 31 to rotate so as to drive the second clamping assembly 50 to move.
As shown in fig. 1 and fig. 2, in the fixture in this embodiment, the first driving motor and the driving screw 31 are disposed on the mounting frame 30, the first driving motor drives the driving screw 31 to rotate, the second clamping assembly 50 is matched with the driving screw 31 through a screw nut, the driving screw 31 rotates to drive the second clamping assembly 50 to move up and down, and the distance between the second clamping assembly and the first clamping assembly 40 is adjusted to be suitable for clamping the condenser according to the height dimension of the condenser.
The second clamping assembly 50 includes: a second bracket 51, the second bracket 51 being movably disposed on the mounting frame 30; a first clamping plate 52 and a second clamping plate 53, wherein the first clamping plate 52 and the second clamping plate 53 are movably arranged on the second bracket 51; wherein the first clamping plate 52 and the second clamping plate 53 are close to each other to clamp the object 100, and the first clamping plate 52 and the second clamping plate 53 are far away from each other to release the object 100.
As shown in fig. 1, the second clamping assembly 50 in the present embodiment specifically includes two clamping plates, a first clamping plate 52 and a second clamping plate 53, the first clamping plate 52 and the second clamping plate 53 are close to each other to clamp the condenser, and are far away from each other to release the condenser.
The anchor clamps still include: and the second driving mechanism is respectively in driving connection with the first clamping plate 52 and the second clamping plate 53 so as to drive the first clamping plate 52 and the second clamping plate 53 to move. The second drive mechanism includes: the first driving air cylinder is in driving connection with the first clamping plate 52 to drive the first clamping plate 52 to move, and the second driving air cylinder is in driving connection with the second clamping plate 53 to drive the second clamping plate 53 to move.
As shown in fig. 1 and 2, in the present embodiment, a second driving mechanism is provided on the second clamping assembly 50, the second driving mechanism includes two cylinders, a first driving cylinder and a second driving cylinder, and is respectively connected to the two clamping plates in a driving manner, and the first clamping plate 52 and the second clamping plate 53 are driven by the two cylinders to move.
The anchor clamps still include: and the third driving mechanism is in driving connection with the first driving air cylinder and/or the second driving air cylinder so as to adjust the distance between the first driving air cylinder and the second driving air cylinder according to the size of the object. The third drive mechanism includes: a third driving motor provided on the mounting frame 30; the transmission shaft 32, the third driving motor is in driving connection with the transmission shaft 32 to drive the transmission shaft 32 to rotate; and the gear assembly is in driving connection with the first driving cylinder and the second driving cylinder respectively so as to drive the first driving cylinder and the second driving cylinder to move.
As shown in fig. 1, the fixture in this embodiment is further provided with a third driving mechanism, the third driving mechanism is used for adjusting the distance between the first driving cylinder and the second driving cylinder, the condenser has different models, the width and the length between the different models are different, the first driving mechanism is adjusted according to the length direction of the condenser, the third driving mechanism is adjusted according to the width direction of the condenser, the specific third driving mechanism comprises a third driving motor, a transmission shaft 32 and a gear assembly, the third driving motor drives the gear assembly to move through the transmission shaft 32, the gear assembly transmits the movement to the first driving cylinder and the second driving cylinder respectively, and the third driving mechanism is made to approach to or move away from each other.
The gear assembly includes: the transmission gear 33 is in driving connection with the transmission shaft 32; the first gear assembly is in driving connection with the first driving cylinder, the second gear assembly is in driving connection with the second driving cylinder, and the transmission gear 33 is in driving connection with the first gear assembly and the second gear assembly respectively so as to drive the first driving cylinder and the second driving cylinder to be close to or far away from each other simultaneously.
The transmission gear 33 is a transmission bevel gear, the first gear assembly comprises a first bevel gear 34 and a first ball screw, the first bevel gear 34 is connected with the first ball screw, and the first driving cylinder is in driving connection with the first ball screw; the second gear assembly comprises a second bevel gear 35 and a second ball screw, the second bevel gear 35 is connected with the second ball screw, and the second driving cylinder is in driving connection with the second ball screw; wherein the transmission bevel gears are engaged with the first bevel gear 34 and the second bevel gear 35, respectively, to move the first driving cylinder along the first ball screw by driving the first bevel gear 34 to rotate, and to move the second driving cylinder along the second ball screw by driving the second bevel gear 35 to rotate.
As shown in fig. 2, the present embodiment describes the constitution of a gear assembly and how to transmit two movements to a first driving cylinder and a second driving cylinder, and specifically, the gear assembly includes three bevel gears, which are a transmission gear 33, a first bevel gear 34 and a second bevel gear 35, respectively, and two ball screws, which are a first ball screw and a second ball screw, respectively, the movement principle of the first driving cylinder is illustrated here by taking the first driving cylinder as an example, the transmission shaft 32 is meshed with the first bevel gear through the transmission gear to drive the first bevel gear to rotate, one end of the first ball screw penetrates through the center of the first bevel gear 34, the first driving cylinder is connected with the first ball screw in a sliding manner through the connecting plate, the first bevel gear 34 rotates to drive the first ball screw to rotate, so that the first driving cylinder slides along the first ball screw, and the distance between the first driving cylinder and the second driving cylinder is further adjusted. The motion principle of the second driving cylinder is the same as that of the first driving cylinder, and the direction of the motion principle is opposite to that of the first driving cylinder.
The anchor clamps still include: a third positioning assembly 60, the third positioning assembly 60 being disposed on the mounting bracket 30; the fourth positioning assembly 70, the fourth positioning assembly 70 is movably arranged along the second preset direction relative to the third positioning assembly 60; the first clamping assembly 40 and the second clamping assembly 50 clamp the object along a first preset direction; the third positioning assembly 60 cooperates with the fourth positioning assembly 70 to position the object 100 along a second predetermined direction.
As shown in fig. 1, the clamp apparatus in this embodiment further includes a third positioning assembly 60 and a fourth positioning assembly 70, the third positioning assembly 60 and the fourth positioning assembly 70 cooperate to position the condenser in the length direction, wherein the third positioning assembly 60 is fixed on the mounting frame 30, and the fourth positioning assembly 70 is capable of moving relative to the third positioning assembly 60 in the length direction of the condenser to define the length direction and the width direction of the condenser with the first clamping assembly 40 and the second clamping assembly 50, respectively.
Third locating component 60 includes the third locating plate, and fourth locating component 70 includes the fourth locating plate, and anchor clamps still include: and the fourth driving mechanism is in driving connection with the fourth positioning plate to drive the fourth positioning plate to move along a second preset direction relative to the third positioning plate so as to position the object 100. The fourth drive mechanism includes: and the fourth driving cylinder is in driving connection with the fourth positioning plate so as to drive the fourth positioning plate to move along the second preset direction.
As shown in fig. 1 and 2, the third positioning assembly 60 in this embodiment includes a third positioning plate fixed at the bottom of the mounting frame 30, and the fourth positioning assembly 70 includes a fourth positioning plate, and a fourth driving cylinder drives the fourth positioning plate to move relative to the third positioning plate to position the condenser, and is connected with the fourth positioning plate through four connecting rods to drive the fourth driving cylinder during specific setting.
The anchor clamps still include: the hook plate assembly is movably arranged on the second clamping assembly 50 along a third preset direction; a support plate 80, the support plate 80 being disposed on the second clamping assembly 50; the object 100 is disposed between the hook plate assembly and the supporting plate 80, and the hook plate assembly moves close to the supporting plate 80 along a third predetermined direction to cooperate with the supporting plate 80 to clamp the object 100.
As shown in fig. 1 and fig. 2, the clamp in this embodiment further includes a hook plate assembly, after the condenser is placed between the first clamping assembly 40 and the second clamping assembly 50, the hook plate assembly pulls the condenser back to the mounting frame 30 to be clamped, and the hook plate assembly is used for controlling the front-back direction of the condenser to be fixed, the clamp in this embodiment further includes a supporting plate 80, the supporting plate 80 is telescopically connected with the mounting frame 30, the specific supporting plate 80 is connected with the mounting frame 30 through a spring, and the hook plate assembly and the supporting plate 80 position and clamp the front-back direction of the condenser together.
The anchor clamps still include: and the fifth driving mechanism is in driving connection with the hook plate assembly so as to drive the hook plate assembly to move along a third preset direction.
The hook plate assembly comprises a first hook plate 91 and a second hook plate 92, and the first hook plate 91 and the second hook plate 92 are arranged oppositely; the fifth driving mechanism comprises a first telescopic cylinder and a second telescopic cylinder, the first telescopic cylinder is in driving connection with the first hook plate 91, the second telescopic cylinder is in driving connection with the second hook plate 92, and the first telescopic cylinder and the second telescopic cylinder simultaneously drive the first hook plate 91 and the second hook plate 92 to move.
As shown in fig. 1 and fig. 2, the fixture in this embodiment includes a fifth driving mechanism, and the fifth driving mechanism includes a first telescopic cylinder and a second telescopic cylinder, which are respectively connected to the first hook plate 91 and the second hook plate 92 of the hook plate assembly in a driving manner, and the hook plate assembly is driven to fix the condenser.
In addition, the fixture of the invention further comprises a sixth driving mechanism, wherein the sixth driving mechanism comprises a sixth driving cylinder arranged on the fourth positioning assembly 70, and the sixth driving cylinder is connected with one positioning plate to push the side plate of the condenser, so that the side plate is prevented from falling off.
From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:
1. a motor is adopted to drive the transmission screw rod 31 to drive the upper second clamping assembly 50 to move up and down, so that the product models can be switched rapidly, and the condenser is suitable for condensers with different height sizes.
2. By adopting the expansion of the left air cylinder and the right air cylinder, the first driving air cylinder and the second driving air cylinder respectively drive the first clamping plate 52 and the second clamping plate 53 to move, so that the width direction clamping action of the blanking process is realized.
3. A motor is adopted to drive a transmission shaft 32, a spline shaft is selected as the transmission shaft, the tail end of the spline shaft is connected with a transmission gear 33, and then a first bevel gear 34 and a second bevel gear 35 are driven to transmit, so that the product models can be rapidly switched, and the condenser with different width sizes can be adapted.
4. Adopt fourth drive cylinder to drive 4 connecting rods and stretch out and draw back, and then drive the fourth locating plate and remove, realize the direction of height clamping action of going up unloading process.
5. The first telescopic cylinder and the second telescopic cylinder on the left side and the right side are adopted to drive the hook plate assembly to realize the holding action in the front-back direction of the feeding process and the retraction of the hook plate in the front-back direction during the blanking.
6. And a sixth driving cylinder is adopted to push against the side plate of the condenser, so that the side plate is prevented from falling off.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (14)

1. A clamp for gripping an article (100) for feeding or blanking a pipe expander, the clamp comprising:
a mounting frame (30);
a first clamping assembly (40), the first clamping assembly (40) being disposed on the mounting bracket (30), the first clamping assembly (40) being movably disposed in a first predetermined direction to grip the article (100);
a second clamping assembly (50), wherein the second clamping assembly (50) is movably arranged along a second preset direction so as to clamp the object (100);
the first preset direction and the second preset direction are mutually crossed, and the first clamping assembly (40) and the second clamping assembly (50) are arranged on the mounting frame (30) at intervals along the second preset direction and are respectively used for clamping different positions of the object (100); the second clamping assembly (50) moves according to the size of the dimension of the object (100) to adjust the distance between the first clamping assembly (40), and the first clamping assembly (40) and the second clamping assembly (50) are matched to clamp the object (100) for feeding or blanking;
a first driving mechanism which is in driving connection with the second clamping assembly (50) so as to drive the second clamping assembly (50) to move;
the second clamping assembly (50) comprises: a second bracket (51), the second bracket (51) being movably arranged on the mounting bracket (30); a first clamping plate (52) and a second clamping plate (53), wherein the first clamping plate (52) and the second clamping plate (53) are movably arranged on the second bracket (51); wherein the first clamping plate (52) and the second clamping plate (53) are close to each other to clamp the object (100), and the first clamping plate (52) and the second clamping plate (53) are far away from each other to release the object (100);
the jig further includes: a third positioning assembly (60), the third positioning assembly (60) being disposed on the mounting bracket (30); a fourth positioning assembly (70), wherein the fourth positioning assembly (70) is movably arranged along the second preset direction relative to the third positioning assembly (60); wherein the first clamping assembly (40) and the second clamping assembly (50) clamp the object along the first preset direction; the third positioning assembly (60) and the fourth positioning assembly (70) cooperate to position the object (100) along the second preset direction.
2. The clamp of claim 1, wherein the first drive mechanism comprises:
a first drive motor disposed on the mounting bracket (30);
the transmission screw rod (31), the transmission screw rod (31) is in transmission connection with the second clamping assembly (50);
the first driving motor drives the transmission lead screw (31) to rotate so as to drive the second clamping assembly (50) to move.
3. The clamp of claim 1, further comprising:
the second driving mechanism is in driving connection with the first clamping plate (52) and the second clamping plate (53) respectively so as to drive the first clamping plate (52) and the second clamping plate (53) to move.
4. The clamp of claim 3, wherein the second drive mechanism comprises:
the first driving air cylinder is in driving connection with the first clamping plate (52) to drive the first clamping plate (52) to move, and the second driving air cylinder is in driving connection with the second clamping plate (53) to drive the second clamping plate (53) to move.
5. The clamp of claim 4, further comprising:
and the third driving mechanism is in driving connection with the first driving air cylinder and/or the second driving air cylinder so as to adjust the distance between the first driving air cylinder and the second driving air cylinder according to the size of the object.
6. The clamp of claim 5, wherein the third drive mechanism comprises:
a third drive motor disposed on the mounting bracket (30);
the transmission shaft (32), the third driving motor is in driving connection with the transmission shaft (32) to drive the transmission shaft (32) to rotate;
and the gear assembly is in driving connection with the first driving cylinder and the second driving cylinder respectively so as to drive the first driving cylinder and the second driving cylinder to move.
7. The clamp of claim 6, wherein the gear assembly comprises:
the transmission gear (33), the transmission gear (33) is in driving connection with the transmission shaft (32);
the first gear assembly is in driving connection with the first driving cylinder, the second gear assembly is in driving connection with the second driving cylinder, and the transmission gear (33) is in driving connection with the first gear assembly and the second gear assembly respectively so as to drive the first driving cylinder and the second driving cylinder to approach or separate from each other at the same time.
8. The clamp according to claim 7, wherein the transmission gear (33) is a transmission bevel gear, the first gear assembly comprises a first bevel gear (34) and a first ball screw, the first bevel gear (34) is connected with the first ball screw, and the first driving cylinder is in driving connection with the first ball screw; the second gear assembly comprises a second bevel gear (35) and a second ball screw, the second bevel gear (35) is connected with the second ball screw, and the second driving cylinder is in driving connection with the second ball screw;
wherein the transmission bevel gears are respectively engaged with the first bevel gear (34) and the second bevel gear (35) to move the first driving cylinder along the first ball screw by driving the first bevel gear (34) to rotate, and to move the second driving cylinder along the second ball screw by driving the second bevel gear (35) to rotate.
9. The clamp of claim 1, wherein the third positioning assembly (60) comprises a third positioning plate and the fourth positioning assembly (70) comprises a fourth positioning plate, the clamp further comprising:
and the fourth driving mechanism is in driving connection with the fourth positioning plate so as to drive the fourth positioning plate to move along the second preset direction relative to the third positioning plate, so as to position the object (100).
10. The clamp of claim 9, wherein the fourth drive mechanism comprises:
and the fourth driving cylinder is in driving connection with the fourth positioning plate so as to drive the fourth positioning plate to move along the second preset direction.
11. The clamp of claim 1, further comprising:
the hook plate component is movably arranged on the second clamping component (50) along a third preset direction;
a support plate (80), the support plate (80) being disposed on the second clamping assembly (50);
the object (100) is arranged between the hooking plate component and the supporting plate (80), and the hooking plate component moves close to the supporting plate (80) along the third preset direction to be matched with the supporting plate (80) to clamp the object (100).
12. The clamp of claim 11, further comprising:
and the fifth driving mechanism is in driving connection with the hook plate assembly so as to drive the hook plate assembly to move along the third preset direction.
13. The clamp of claim 12, wherein the hook plate assembly comprises a first hook plate (91) and a second hook plate (92), the first hook plate (91) and the second hook plate (92) being oppositely disposed;
the fifth driving mechanism comprises a first telescopic cylinder and a second telescopic cylinder, the first telescopic cylinder is in driving connection with the first hook plate (91), the second telescopic cylinder is in driving connection with the second hook plate (92), and the first telescopic cylinder and the second telescopic cylinder simultaneously drive the first hook plate (91) and the second hook plate (92) to move.
14. A pipe expander comprising a clamp and a door panel arrangement, the clamp being adapted to load and unload material onto the door panel arrangement, wherein the clamp is as claimed in any one of claims 1 to 13.
CN201810910985.XA 2018-08-10 2018-08-10 Clamp and pipe expander with same Active CN108817242B (en)

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CN109877856A (en) * 2019-02-27 2019-06-14 格力电器（合肥）有限公司 A kind of fixture and its applicable robot
CN113953396B (en) * 2021-10-26 2024-04-02 珠海格力智能装备有限公司 Positioning device and tube expander with same

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US6315158B1 (en) * 1999-10-08 2001-11-13 Calsonic Kansei Corporation Workpiece handling device
CN204975080U (en) * 2015-08-11 2016-01-20 宁波精达成形装备股份有限公司 Automatic unloader of work piece of electric tube expander
CN105171724B (en) * 2015-09-01 2023-06-16 徐州德坤电气科技有限公司 Grabbing and stacking manipulator for fin assembly
CN206597845U (en) * 2017-02-21 2017-10-31 宁波精达成形装备股份有限公司 The automatic blanking device of electric tube expander
CN108031761A (en) * 2017-11-30 2018-05-15 珠海格力智能装备有限公司 It is flared door-plate clamp system and there is its electric tube expander
CN108189062A (en) * 2018-02-11 2018-06-22 贾凤鸣 A kind of glass frame section bar feeding device

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