Needle type sucker

Abstract

The utility model belongs to the technical field of suckers, and particularly relates to a needle type sucker which comprises a support, a piston, a needle disc and a clamping cylinder. The bracket is used for fixing; the first clamping groove in the clamping cylinder is used for fixing the needle dial in a first state of pricking the fabric, and the second clamping groove in the clamping cylinder is used for fixing the needle dial in a second state of storage; the piston and the dial are both in sliding connection with the support, and the piston slides to push the dial to be disengaged from the clamping cylinder and drive the dial to rotate, so that the dial is switched between a first state and a second state; through the mutual cooperation of the structures, the needle type suction cup can be used by being separated from the air cylinder and held by hand, the operation flexibility is high, the needle punching range is not limited by a connecting wire or other external objects, and the needle punching device has the advantages of being portable and convenient to store.

Description

Technical Field

[0001] The utility model belongs to the technical field of suction cups, and particularly relates to a needle-type suction cup. Background Art

[0002] In the industrial and mechanical fields, suction cups are often used to fix and transfer objects. Among suction cups, there is a needle-type suction cup applied to knitted articles. It fixes by extending deflection steel needles into the fabric, and releases the fabric by retracting the deflection steel needles.

[0003] Most of the needle-type suction cups in the prior art use cylinders to drive the extension and retraction of deflection steel needles. For example, a needle-type suction cup with adjustable insertion needle length disclosed in Chinese Utility Model Patent CN219771150U, a needle-type suction cup disclosed in Chinese Utility Model Patent CN220077831U, and a self-lubricating low-delay needle-type suction cup disclosed in Chinese Utility Model Patent CN220389461U.

[0004] However, for the needle-type suction cups in the above patents and the prior art, the cylinder must be connected to an external air pump and power supply, and the opening and closing of the air pump are controlled by the opening and closing of the circuit board and power supply. When used by hand, it is not flexible enough, and the needle insertion range of the needle-type suction cup is limited by the length of the connecting wire, resulting in a decrease in operation convenience. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a needle-type suction cup, aiming to solve the technical problems that the needle-type suction cup is not flexible enough when used by hand and the needle insertion range of the needle-type suction cup is limited, resulting in a decrease in operation convenience in the prior art.

[0006] To achieve the above object, a needle-type suction cup provided by an embodiment of the present utility model includes a bracket, a piston, a needle disc, and a clamping cylinder; both ends of the bracket penetrate each other to form a connection channel; the piston is slidably connected to the connection channel, and one end thereof is provided with a pressing portion; the needle disc is slidably connected to the connection channel and is located at the other end of the piston, and includes a plurality of suction cup needles; the needle disc has a first state and a second state, and the suction cup needles extend out of the outside of the connection channel to pierce the fabric in the first state, and the suction cup needles retract into the inside of the connection channel in the second state; the clamping cylinder is fixedly arranged inside the connection channel; a plurality of first clamping grooves and a plurality of second clamping grooves are alternately distributed on the clamping cylinder, and the depth of the first clamping groove is less than that of the second clamping groove; a clamping block is arranged on the needle disc, and the clamping block can be adaptively clamped with the first clamping groove to make the needle disc in the first state, or be adaptively clamped with the second clamping groove to make the needle disc in the second state; wherein, an inclined groove is arranged between the first clamping groove and the second clamping groove on the piston, and an inclined portion is arranged on the needle disc, and the inclined portion corresponds to the clamping block radially; applying force to the pressing portion can make the piston abut against the needle disc to push the needle disc to release the clamping with the clamping cylinder, and make the inclined groove abut against the inclined portion to drive the needle disc to rotate so that the clamping block switches between the first clamping groove and the second clamping groove; the needle disc and the bracket are connected by a spring, and the spring is used to store elastic force when the piston pushes the needle disc to slide, and release the elastic force when the piston releases the abutment against the needle disc to make the needle disc clamped with the clamping cylinder.

[0007] Optionally, the clamping cylinder and the connection channel are coaxially arranged; both ends of the clamping cylinder are communicated to form a cylinder hole, and one end of the piston passes through the cylinder hole to slidably abut against the needle disc; the inclined portion is arranged in the middle of the needle disc or at a position between the middle of the needle disc and the clamping block.

[0008] Optionally, the connection channel includes a first section and a second section connected to each other, a partition is arranged between the first section and the second section, and a through hole is arranged on the partition; the needle disc includes a fixed disc, a connecting shaft, and an abutting block; the fixed disc is located in the first section, and the suction cup needles are arranged at the bottom of the fixed disc; the abutting block is located in the second section, and the clamping block and the inclined portion are both arranged on the top of the abutting block; one end of the connecting shaft is connected to the top of the fixed disc, and the other end of the connecting shaft passes through the through hole to be connected to the abutting block.

[0009] Optionally, both ends of the spring are respectively connected to the bottom of the abutting block and the top of the partition.

[0010] Optionally, a movable hole communicating with the second section is arranged on the top surface of the bracket, the piston is located in the second section, and one end thereof passes through the movable hole to extend out of the outside of the bracket to form a pressing portion.

[0011] Optionally, a guiding member is arranged on the top surface of the bracket, and the guiding member is used to guide the sliding direction of the piston.

[0012] Optionally, a limiting ring is convexly arranged on the outer side wall of the piston, and the limiting ring is used to abut against the inner side wall of the connection channel to limit the rising height of the piston.

[0013] Optionally, the bottom surface of the bracket is provided with a needle hole communicating with the first section, and the suction cup needle can pass through the needle hole to extend outside the bracket or retract inside the connection channel.

[0014] Optionally, a handle is provided on the bracket.

[0015] Compared with the prior art, one or more of the above technical solutions in the needle-type suction cup provided by the embodiment of the present invention have at least one of the following technical effects:

[0016] During use, press the pressing portion to make the piston slide. The sliding of the piston can drive the needle plate to slide, so that the needle plate is disengaged from the clamping cylinder, and the spring is compressed to accumulate elastic force. At the same time, the inclined groove on the piston abuts against the inclined portion, so that the needle plate rotates, and the block is transferred between the first card slot and the second card slot, thereby completing the conversion of the needle plate between the first state and the second state. The conversion process is smooth and easy to operate; when the pressing of the pressing portion is released, the spring releases elastic force to push the needle plate to slide, and the sliding of the needle plate drives the block to be engaged with the first card slot or the second card slot; when the block is engaged with the first card slot, the needle plate is in the first state, and at this time the suction cup needle extends outside the connection channel for easy picking of the fabric; when the block is engaged with the second card slot, the needle plate is in the second state, and at this time the suction cup needle retracts inside the connection channel to protect the suction cup needle and avoid hurting people; through the mutual cooperation of the above structures, the present invention facilitates detaching the cylinder and holding the needle-type suction cup for use, has a high degree of operation flexibility, the needle pricking range is not limited by connecting wires or other external objects, and has the advantages of being portable and easy to store. Description of the Drawings

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following will briefly introduce the drawings required for use in the embodiments or the description of the prior art. Obviously, the following drawings are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative labor.

[0018] Figure 1 It is a sectional view of the second state of the present invention.

[0019] Figure 2 It is a sectional view of the first state of the present invention.

[0020] Figure 3 It is a sectional view of the bracket.

[0021] Figure 4 It is a structural schematic diagram of the clamping cylinder.

[0022] Figure 5 It is a structural schematic diagram of the needle plate.

[0023] Figure 6It is a schematic structural diagram of a piston.

[0024] Among them, the reference numerals in the figure are as follows:

[0025] 1. Bracket; 2. Piston; 3. Needle plate; 4. Clamping cylinder;

[0026] 11. Connection channel; 12. First section; 121. Needle hole; 13. Second section; 131. Movable hole; 14. Partition; 141. Perforation; 15. Guide member; 16. Handle;

[0027] 21. Pressing part; 22. Limiting ring;

[0028] 31. Fixed disk; 311. Suction cup needle; 32. Connecting shaft; 33. Abutting block; 331. Clamping block; 34. Spring;

[0029] 41. First clamping groove; 42. Second clamping groove; 43. Cylinder hole;

[0030] 51. Tapered part; 52. Tapered groove. Detailed implementation manners

[0031] The embodiments of the present utility model will be described in detail below. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the embodiments of the present utility model, and should not be construed as a limitation to the present utility model.

[0032] In the description of the embodiments of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation to the present utility model.

[0033] In addition, the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the embodiments of the present utility model, "a plurality" means two or more unless otherwise specifically defined.

[0034] In the embodiments of the present utility model, unless otherwise clearly specified and defined, terms such as "installation", "connection", "connection", "fixation" and other terms should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and can be the communication inside two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0035] In the first embodiment of the present utility model, a needle suction cup is provided. Refer to Figures 1-5 , including:

[0036] A bracket 1, which is square or cylindrical in shape, and its two ends penetrate each other to form a connection channel 11;

[0037] A piston 2, which is slidably connected to the connection channel 11, and one end thereof is provided with a pressing portion 21. By pressing the pressing portion 21, the piston 2 can be slid;

[0038] A needle plate 3, which is slidably connected to the connection channel 11 and is located at the other end of the piston 2. The sliding of the piston 2 can abut against the needle plate 3 to push the needle plate 3 to slide together; the needle plate 3 includes a plurality of suction cup needles 311 for picking up fabrics; the needle plate 3 has a first state and a second state. The suction cup needles 311 extend outside the connection channel 11 in the first state to pick up fabrics, and the suction cup needles 311 retract into the interior of the connection channel 11 in the second state; the needle plate 3 can be switched between the first state and the second state; and

[0039] A clamping cylinder 4, which is fixedly arranged inside the connection channel 11; a plurality of first clamping grooves 41 and a plurality of second clamping grooves 42 are alternately distributed at one end of the clamping cylinder 4 close to the needle plate 3, that is, second clamping grooves 42 are provided on both sides of the first clamping groove 41, and first clamping grooves 41 are provided on both sides of the second clamping groove 42; the depth of the first clamping groove 41 is less than that of the second clamping groove 42; a clamping block 331 is provided on the needle plate 3, and the clamping block 331 can be adaptively clamped with the first clamping groove 41 to make the needle plate 3 in the first state, at this time the suction cup needles 311 extend outside the connection channel 11; the clamping groove can also be adaptively clamped with the second clamping groove 42 to make the needle plate 3 in the second state, at this time the suction cup needles 311 retract into the interior of the connection channel 11; wherein,

[0040] An inclined groove 52 is provided between the first clamping groove 41 and the second clamping groove 42 at one end of the piston 2 close to the needle plate 3, and an inclined portion 51 is provided on the needle plate 3, and the inclined portion 51 is radially corresponding to the clamping block 331; applying force to the pressing portion 21 can make the piston 2 abut against the needle plate 3 to push the needle plate 3 to release the clamping connection with the clamping cylinder 4, and make the inclined groove 52 abut against the inclined portion 51 to drive the needle plate 3 to rotate so that the clamping block 331 is switched between the first clamping groove 41 and the second clamping groove 42;

[0041] The needle plate 3 is connected to the bracket 1 by a spring 34. The spring 34 is used to store elastic force when the piston 2 pushes the needle plate 3 to slide, and release the elastic force when the piston 2 releases the abutment against the needle plate 3 so that the needle plate 3 is engaged with the clamping cylinder 4.

[0042] Compared with the prior art, at least one of the above one or more technical solutions in the needle-type suction cup provided by the embodiment of the present invention has the following technical effects: during use, press the pressing portion 21 to make the piston 2 slide. The sliding of the piston 2 can drive the needle plate 3 to slide, so that the needle plate 3 is disengaged from the clamping cylinder 4, and the spring 34 is compressed to store elastic force. At the same time, the inclined groove 52 on the piston 2 abuts against the inclined portion 51, so that the needle plate 3 rotates, and the clamping block 331 is transferred between the first clamping groove 41 and the second clamping groove 42, thereby completing the conversion of the needle plate 3 between the first state and the second state. The conversion process is smooth and easy to operate; when the pressing of the pressing portion 21 is released, the spring 34 releases the elastic force to push the needle plate 3 to slide, and the sliding of the needle plate 3 drives the clamping block 331 to be engaged with the first clamping groove 41 or the second clamping groove 42; when the clamping block 331 is engaged with the first clamping groove 41, the needle plate 3 is in the first state, and at this time, the suction cup needle 311 extends out of the outside of the connection channel 11 for easy picking of the fabric; when the clamping block 331 is engaged with the second clamping groove 42, the needle plate 3 is in the second state, and at this time, the suction cup needle 311 retracts into the connection channel 11 to protect the suction cup needle 311 and avoid hurting people; through the mutual cooperation of the above structures, the present invention facilitates the use of the needle-type suction cup by detaching it from the cylinder and holding it by hand, and the operation is flexible. The needle-poking range is not limited by connecting wires or other external objects, and it has the advantages of being portable and easy to store.

[0043] In another embodiment of the present invention, referring to Figures 4-6 , the clamping cylinder 4 is provided in a cylindrical shape, and the clamping cylinder 4 and the connection channel 11 are coaxially arranged; both ends of the clamping cylinder 4 are communicated to form a cylinder hole 43, and one end of the piston 2 passes through the cylinder hole 43 to slidably abut against the needle plate 3; the inclined portion 51 is provided in the middle of the needle plate 3 or at the position between the middle of the needle plate 3 and the clamping block 331 to facilitate the abutment of the inclined groove 52 against the inclined portion 51.

[0044] In another embodiment of the present invention, referring to Figure 2 and Figure 3, the connection channel 11 includes a first section 12 and a second section 13 that are interconnected. A partition 14 is provided between the first section 12 and the second section 13, and a perforation 141 is formed through the partition 14; the needle plate 3 includes a fixed plate 31, a connecting shaft 32, and an abutting block 33; the fixed plate 31 is located in the first section 12, and the suction cup needles 311 are provided at the bottom of the fixed plate 31; the abutting block 33 is located in the second section 13, and a clamping block 331 and an inclined portion 51 are both provided at the top of the abutting block 33; one end of the connecting shaft 32 is connected to the top of the fixed plate 31, and the other end of the connecting shaft 32 passes through the perforation 141 to be connected to the abutting block 33.

[0045] Further, the sizes of both the connecting shaft 32 and the perforation 141 are smaller than the size of the abutting block 33, such that the edge of the abutting block 33 protrudes relative to the outer sides of the connecting shaft 32 and the perforation 141. Both ends of the spring 34 are respectively connected to the bottom of the abutting block 33 and the top of the partition 14; when the abutting block 33 moves towards the first section 12, the spring 34 is compressed; when the spring 34 is released, the spring 34 drives the abutting block 33 to move in the reverse direction of the first section 12.

[0046] Further, referring to Figure 3 , a movable hole 131 communicating with the second section 13 is provided on the top surface of the bracket 1, the piston 2 is located in the second section 13 and one end thereof passes through the movable hole 131 to extend out of the outer side of the bracket 1 to form a pressing portion 21.

[0047] Further, referring to Figure 3 , a guiding member 15 is provided on the top surface of the bracket 1. The guiding member 15 is used to guide the sliding direction of the piston 2 and can improve the sliding stability of the piston 2; the guiding member 15 can be provided as a hollow cylindrical shape coaxially arranged with the movable hole 131, and one end of the piston 2 passes through the inside of the guiding member 15 to extend out to form a pressing portion 21.

[0048] Further, referring to Figure 6 , a limiting ring 22 is convexly provided on the outer sidewall of the portion of the piston 2 located in the second section 13. The limiting ring 22 is used to abut against the inner sidewall of the connection channel 11 to limit the rising height of the piston 2, so that the piston 2 is not easily detached from the connection channel 11; a limiting protrusion adapted to abut against the limiting ring 22 can be provided on the inner sidewall of the connection channel 11, or the aperture of the movable hole 131 can be made smaller than the aperture of the connection channel 11, so that the top of the limiting ring 22 abuts against the top surface of the connection channel 11.

[0049] Further, referring to Figure 3 , a needle hole 121 communicating with the first section 12 is provided on the bottom surface of the bracket 1, and the suction cup needles 311 can pass through the needle hole 121 to extend out of the outer side of the bracket 1 or retract into the interior of the connection channel 11.

[0050] In another embodiment of the present utility model, referring to Figure 3 , a handle 16 for holding is provided on the bracket 1.

[0051] The rest of this embodiment is the same as that of the first embodiment. For the features not explained in this embodiment, the explanations of the first embodiment are adopted and will not be elaborated here.

[0052] The above content is a further detailed description of the present utility model in combination with specific preferred embodiments. It cannot be determined that the specific implementation of the present utility model is only limited to these descriptions. For those of ordinary skill in the technical field to which the present utility model belongs, without departing from the concept of the present utility model, its architecture form can be flexibly changed and a series of products can be derived. Just making several simple deductions or substitutions should be regarded as belonging to the patent protection scope determined by the claims submitted for the present utility model.

Claims

1. A pin type suction cup, characterized in that, Comprising: A bracket, with both ends thereof penetrating each other to form a connection channel; A piston, slidably connected to the connection channel, and having a pressing portion at one end thereof; A needle plate, slidably connected to the connection channel and located at the other end of the piston, comprising a plurality of suction cup needles; the needle plate has a first state and a second state, and the suction cup needles extend outside the connection channel to pierce the fabric in the first state, and the suction cup needles retract into the interior of the connection channel in the second state; And A clamping cylinder, fixedly arranged inside the connection channel; a plurality of first clamping grooves and a plurality of second clamping grooves are alternately distributed on the clamping cylinder, and the depth of the first clamping groove is less than that of the second clamping groove; a clamping block is arranged on the needle plate, and the clamping block can be adaptively clamped with the first clamping groove to make the needle plate in the first state, or be adaptively clamped with the second clamping groove to make the needle plate in the second state; wherein, An inclined groove is arranged between the first clamping groove and the second clamping groove on the piston, and the needle plate is provided with an inclined portion, and the inclined portion corresponds radially to the clamping block; applying force to the pressing portion can make the piston abut against the needle plate to push the needle plate to release the clamping with the clamping cylinder, and make the inclined groove abut against the inclined portion to drive the needle plate to rotate so that the clamping block switches between the first clamping groove and the second clamping groove; The needle plate and the bracket are connected by a spring, and the spring is used for storing elastic force when the piston pushes the needle plate to slide, and releasing the elastic force when the piston releases abutting against the needle plate to make the needle plate be clamped with the clamping cylinder.

2. The pin-type suction cup according to claim 1, characterized in that, The clamping cylinder and the connection channel are coaxially arranged; both ends of the clamping cylinder are communicated to form a cylinder hole, and one end of the piston passes through the cylinder hole to slidably abut against the needle plate; the inclined portion is arranged in the middle of the needle plate or at a position between the middle of the needle plate and the clamping block.

3. The pin type suction cup according to claim 1 or 2, characterized in that, The connection channel comprises a first section and a second section which are connected to each other, a partition plate is arranged between the first section and the second section, and a through hole is arranged on the partition plate; the needle plate comprises a fixed plate, a connecting shaft and an abutting block; the fixed plate is located in the first section, and the suction cup needles are arranged at the bottom of the fixed plate; the abutting block is located in the second section, and both the clamping block and the inclined portion are arranged at the top of the abutting block; one end of the connecting shaft is connected to the top of the fixed plate, and the other end of the connecting shaft passes through the through hole to be connected to the abutting block.

4. The pin-type suction cup according to claim 3, wherein Both ends of the spring are respectively connected to the bottom of the abutting block and the top of the partition plate.

5. The pin type suction cup according to claim 3, characterized in that An activity hole communicating with the second section is arranged on the top surface of the bracket, the piston is located in the second section and one end thereof passes through the activity hole to extend outside the bracket to form the pressing portion.

6. The needle-type suction cup according to claim 1 or 2, characterized in that, A guiding member is arranged on the top surface of the bracket, and the guiding member is used for guiding the sliding direction of the piston.

7. The pin type suction cup according to claim 1 or 2, characterized in that, A limiting ring is convexly arranged on the outer side wall of the piston, and the limiting ring is used for abutting against the inner side wall of the connection channel to limit the rising height of the piston.

8. The pin-type suction cup according to claim 3, characterized in that, A needle hole communicating with the first section is arranged on the bottom surface of the bracket, and the suction cup needles can pass through the needle hole to extend outside the bracket or retract into the interior of the connection channel.

9. The pin type suction cup according to claim 1 or 2, characterized in that, A handle is arranged on the bracket.

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