CN211856475U

CN211856475U - Knocking device

Info

Publication number: CN211856475U
Application number: CN202020218021.1U
Authority: CN
Inventors: 陈斌; 卢辉
Original assignee: Changzhou Kellum Intelligent Equipment Co ltd
Current assignee: Changzhou Kellum Intelligent Equipment Co ltd
Priority date: 2020-02-27
Filing date: 2020-02-27
Publication date: 2020-11-03
Anticipated expiration: 2030-02-27

Abstract

The utility model discloses a knocking device, include: a base, on which a through hole is formed; the push cylinder is inserted in the through hole, the push cylinder is hollow inside, and one end part of the push cylinder is opened; the cylinder is arranged on the base, a piston rod is connected with the other end of the push cylinder, and the cylinder drives the push cylinder to do linear reciprocating motion in the through hole along the axial direction of the through hole; the slender rod is telescopically arranged in the hollow cavity of the push cylinder; and the knocking head is detachably arranged at one end part of the slender rod and is positioned outside the push cylinder. The knocking device has the advantages of simple structure and convenience in use.

Description

Knocking device

Technical Field

The utility model relates to a check out test set technical field especially relates to a knocking device for detecting watermelon maturity.

Background

The watermelon is a fruit ripe in summer, has wide area in China and sweet pulp taste, and can cool and remove summer heat; the seeds contain oil and can be used as recreation food; the pericarp is used as medicine, and has the effects of clearing heat, promoting urination and reducing blood pressure. Under the condition that the market has higher and higher requirements on the quality of the watermelon, the watermelon is required to be accurately and nondestructively judged in the grading, storage, transportation and sale processes. However, the identification of the maturity of the watermelon still depends on personal experience at present, is labor-consuming and time-consuming in large-scale detection, and is difficult to adapt to the requirements of the current watermelon production and sale. Therefore, it is necessary to develop a knocking device.

SUMMERY OF THE UTILITY MODEL

To the weak point that exists in the above-mentioned technique, the utility model provides a knocking device.

The utility model provides a technical scheme that its technical problem adopted is: a rapping device, comprising: a base, on which a through hole is formed; the push cylinder is inserted in the through hole, the push cylinder is hollow inside, and one end part of the push cylinder is opened; the cylinder is arranged on the base, a piston rod is connected with the other end of the push cylinder, and the cylinder drives the push cylinder to do linear reciprocating motion in the through hole along the axial direction of the through hole; the slender rod is telescopically arranged in the hollow cavity of the push cylinder; and the knocking head is detachably arranged at one end part of the slender rod and is positioned outside the push cylinder.

Preferably, the knocking head is in threaded connection with the slender rod.

Preferably, a first threaded portion is formed at one end of the elongated rod, and a threaded hole matched with the first threaded portion is formed in the knocking head.

Preferably, the knocking head is made of a nylon material.

Preferably, a sleeve is detachably arranged at the opening end of the push cylinder, the slender rod is inserted into a cylinder cavity of the sleeve, a pressure spring is sleeved on the slender rod, and a limiting piece is also detachably arranged on the other end of the slender rod; one end of the pressure spring abuts against the knocking head, the other end of the pressure spring abuts against the sleeve, the limiting part and the knocking head are respectively located on two opposite sides of the sleeve, and the limiting part is located in a hollow cavity of the push cylinder.

Preferably, a second thread part is formed on the other end part of the elongated rod, and the limiting part is a limiting nut matched with the second thread part.

Preferably, the device further comprises a driving unit for driving the base to perform linear reciprocating motion in the vertical direction and the horizontal direction.

Preferably, the driving unit includes a vertical driving part for driving the base to perform a lifting motion in a vertical direction and a horizontal driving part for driving the vertical driving part to perform a linear reciprocating motion in a horizontal direction; the base is detachably connected with the vertical driving part, and the vertical driving part is detachably connected with the horizontal driving part.

Preferably, the base comprises a pushing cylinder seat supporting the pushing cylinder and a connecting plate fixedly connected with the pushing cylinder seat; wherein, the connecting plate can be dismantled set up in vertical drive portion, the cylinder can be dismantled set up in the connecting plate.

Preferably, a piston rod of the cylinder is connected with the other end of the push cylinder through a connecting piece; one end of the connecting piece is detachably connected with the other end of the push cylinder, and the other end of the connecting piece is detachably connected with the piston rod of the air cylinder.

Compared with the prior art, the utility model, its beneficial effect is: the utility model provides a knocking device, its cylinder promote the push cylinder to the watermelon lateral movement until knocking the head and hit and beat the watermelon, because the slender rod is with the telescopic mode setting on the push cylinder, can form the buffering when knocking head and watermelon touching, avoid the watermelon to knock apart when guaranteeing to knock the watermelon, have simple structure, convenient to use's advantage.

Drawings

Fig. 1 is a schematic structural view of the knocking device of the present invention;

FIG. 2 is a schematic view of the structure between the pusher, the sleeve and the elongated rod of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention between the pusher, sleeve and elongated rod;

FIG. 4 is an exploded view of the push tube, sleeve and elongated rod of the present invention;

fig. 5 is a schematic structural diagram of the driving unit of the present invention;

fig. 6 is a schematic view of the position relationship between the vertical driving part and the horizontal driving part of the present invention;

fig. 7 is an enlarged schematic view of region a in fig. 6.

In the figure: 10. a base; 11. a push cylinder seat; 12. a connecting plate; 20. a push cylinder; 30. a cylinder; 31. a connecting member; 40. a slender rod; 50. a knocking head; 51. a threaded hole; 60. a sleeve; 70. a limiting member; 80. a pressure spring; 90. a drive unit; 91. a vertical driving part; 92. a horizontal driving section; 93. a first engagement block; 94. a second engagement block; 95. a linear guide rail; 96. an induction seat; 97. and a sensing piece.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

The method for identifying the maturity of the watermelon is multiple, the most common method is to beat the watermelon body by hands and judge the maturity of the watermelon body by hearing the sound, the labor and the time are wasted in large-scale detection, and the force and the angle for knocking the watermelon by different people are different, so that the detection precision of the maturity of the watermelon is influenced to a great extent. In view of this, the present invention provides a knocking device, as shown in fig. 1 to 7, including: a base 10 having a through hole formed thereon; a push cylinder 20 inserted into the through hole, the push cylinder 20 being hollow and having an open end; the cylinder 30 is arranged on the base 10, a piston rod of the cylinder is connected with the other end of the push cylinder 20, and the cylinder 30 drives the push cylinder 20 to do linear reciprocating motion in the through hole along the axial direction of the through hole; the slender rod 40 is telescopically arranged in the hollow cavity of the push cylinder 20; and a knocking head 50 detachably disposed at one end of the elongated rod 40 and located outside the push tube 20. During operation, the air cylinder 30 pushes the push cylinder 20 to move towards the watermelon until the knocking head 50 hits the watermelon, and in the process, as the slender rod 40 is arranged on the push cylinder 20 in a telescopic mode, the knocking head 50 can form buffering when being contacted with the watermelon so as to slow down the impact force generated by the knocking head 50, the watermelon is prevented from being cracked while the watermelon is hit, and the watermelon knocking device has the advantages of simple structure and convenience in use.

In one embodiment of the present invention, the striking head 50 is threadably connected to the elongated shaft 40.

As an embodiment of the present disclosure, as shown in fig. 1 to 4, a first threaded portion is formed on one end of the elongated rod 40, and a threaded hole 51 matched with the first threaded portion is formed on the striking head 50.

As an embodiment of the present disclosure, the knocking head 50 is made of a nylon material.

As an embodiment of the present disclosure, as shown in fig. 2 to 4, the elongated rod 40 is telescopically disposed in the push cylinder 20 through a sleeve 60, a limiting member 70 and a compression spring 80, specifically, the sleeve 60 is detachably disposed at an open end of the push cylinder 20, the elongated rod 40 is inserted into a cylinder cavity of the sleeve 60, the compression spring 80 is sleeved on the elongated rod 40, and the limiting member 70 is detachably disposed at the other end of the elongated rod 40; one end of the pressure spring 80 abuts against the knocking head 50, the other end abuts against the sleeve 60, the limiting pieces 70 and the knocking head 50 are respectively located at two opposite sides of the sleeve 60, and the limiting pieces 70 are located in a hollow cavity of the push cylinder 20.

As an embodiment of this solution, as shown in fig. 2 to 4, a second threaded portion is formed on the other end portion of the elongated rod 40, and the limiting member 70 is a limiting nut engaged with the second threaded portion.

As an embodiment of the present invention, as shown in fig. 5 and 6, the knocking device further includes a driving unit 90 for driving the base 10 to reciprocate linearly in the vertical direction and the horizontal direction.

As an embodiment of the present disclosure, as shown in fig. 5 and 6, the driving unit 90 includes a vertical driving part 91 driving the base 10 to perform a lifting motion in a vertical direction and a horizontal driving part 92 driving the vertical driving part 91 to perform a linear reciprocating motion in a horizontal direction; wherein, the base 10 is detachably connected to the vertical driving part 91, and the vertical driving part 91 is detachably connected to the horizontal driving part 92. In this embodiment, the vertical driving part 91 is a screw mechanism driven by a motor; the horizontal driving section 92 is a belt transmission mechanism driven by a motor; the vertical driving part 91 and the horizontal driving part 92 are detachably connected by a connection block unit, specifically, as shown in fig. 5 to 7, the connection block unit includes a first connection block 93 detachably disposed on the vertical driving part 91, a second connection block 94 connecting the first connection block 93 and the transmission belt, and a linear guide rail 95 horizontally mounted on the horizontal driving part 92, wherein the transmission belt is clamped between the first connection block 93 and the second connection block 94, the second connection block 94 is detachably disposed on the first connection block 93 by a screw, and a slider (not shown) engaged with the linear guide rail 95 is further disposed on the vertical driving part 91. In this embodiment, the driving unit 90 is further provided with a photo sensor unit, and the photo sensor unit includes a sensing seat 96 fastened to the horizontal driving portion 92 and a sensing piece 97 fastened to the vertical driving portion 91.

As an embodiment of the present solution, as shown in fig. 2, the base 10 includes a pushing cylinder seat 11 supporting a pushing cylinder 20, and a connecting plate 12 fixedly connected to the pushing cylinder seat 11; wherein, the connecting plate 12 can be detachably disposed on the vertical driving portion 91, and the cylinder 30 can be detachably disposed on the connecting plate 12.

As an embodiment of the present solution, as shown in fig. 3, a piston rod of the air cylinder 30 is connected to the other end of the push cylinder 20 through a connecting member 31; wherein, one end of the connecting piece 31 is detachably connected with the other end of the push cylinder 20, and the other end is detachably connected with the piston rod of the cylinder 30.

While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application suitable for this invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.

Claims

1. A rapping device, comprising:

a base (10) formed with a through hole;

the push cylinder (20) is inserted into the through hole, the push cylinder (20) is hollow, and one end part of the push cylinder is opened;

the air cylinder (30) is arranged on the base (10), a piston rod is connected with the other end of the push cylinder (20), and the air cylinder (30) drives the push cylinder (20) to do linear reciprocating motion in the through hole along the axial direction of the through hole;

the slender rod (40) is telescopically arranged in the hollow cavity of the push cylinder (20); and

the knocking head (50) is detachably arranged at one end of the slender rod (40) and is positioned outside the push cylinder (20).

2. Knocking device as claimed in claim 1,

the knocking head (50) is in threaded connection with the slender rod (40).

3. Knocking device as claimed in claim 2,

a first threaded part is formed at one end of the slender rod (40), and a threaded hole (51) matched with the first threaded part is formed in the knocking head (50).

4. Knocking device as claimed in claim 1,

the knocking head (50) is made of nylon materials.

5. Knocking device as claimed in claim 1,

a sleeve (60) is detachably arranged at the opening end of the push cylinder (20), the slender rod (40) is inserted into a cylinder cavity of the sleeve (60), a pressure spring (80) is sleeved on the slender rod (40), and a limiting piece (70) is also detachably arranged at the other end of the slender rod (40);

one end of the pressure spring (80) abuts against the knocking head (50), the other end of the pressure spring abuts against the sleeve (60), the limiting piece (70) and the knocking head (50) are respectively located on two opposite sides of the sleeve (60), and the limiting piece (70) is located in a hollow cavity of the push cylinder (20).

6. Knocking device as claimed in claim 5,

a second thread part is formed on the other end part of the elongated rod (40), and the limiting part (70) is a limiting nut matched with the second thread part.

7. Knocking device as claimed in claim 1,

the device also comprises a driving unit (90) for driving the base (10) to do linear reciprocating motion in the vertical direction and the horizontal direction.

8. Knocking device as claimed in claim 7,

the driving unit (90) comprises a vertical driving part (91) driving the base (10) to do lifting motion in the vertical direction and a horizontal driving part (92) driving the vertical driving part (91) to do linear reciprocating motion in the horizontal direction;

wherein the base (10) is detachably connected with the vertical driving part (91), and the vertical driving part (91) is detachably connected with the horizontal driving part (92).

9. Knocking device as claimed in claim 8,

the base (10) comprises a push cylinder seat (11) supporting the push cylinder (20) and a connecting plate (12) fixedly connected with the push cylinder seat (11);

wherein, the connecting plate (12) is detachably arranged on the vertical driving part (91), and the air cylinder (30) is detachably arranged on the connecting plate (12).

10. Knocking device as claimed in claim 1,

a piston rod of the air cylinder (30) is connected with the other end of the push cylinder (20) through a connecting piece (31);

one end of the connecting piece (31) is detachably connected with the other end of the push cylinder (20), and the other end of the connecting piece is detachably connected with a piston rod of the air cylinder (30).