CN210470370U - Scissors and tweezers device - Google Patents

Abstract

The utility model relates to the technical field of biological instruments; the scissor and tweezers device comprises a shell, wherein a scissor module and a tweezers module are arranged on the shell, and the scissor module is positioned above the tweezers module; the shell is also provided with a control module for simultaneously controlling the scissors module and the tweezers module to work. The problem that present scissors and tweezers separately use and lead to plant collection inefficiency has mainly been solved to this scheme.

Description

Scissors and tweezers device

Technical Field

The utility model relates to the technical field of biological instruments.

Background

The scissors are used as cutting tools, the tweezers are used as clamping tools in daily life, the structure is simple, and the scissors are convenient to use and suitable for families, hospitals, factories and the like; however, the common scissors only have a cutting function, the tweezers have a clamping function, and two tools are required to be carried together when the scissors are used.

When the cutting and clamping are required to be carried out in the life work such as seedling kicking, grafting, climbing and shearing in seedling raising, one hand is required to hold the scissors for cutting, the other hand is required to hold the tweezers for clamping, and the two are combined in sequence for use; in the actual use process, after the plant is cut by the climbing of the worker, the worker cannot clamp the plant in time due to negligence of the worker, so that the plant falls on the ground; the staff need get back to ground again and find the plant, accomplish the collection to the plant again, complex operation, and collection efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a scissors tweezers device to solve present scissors and tweezers and separately use and lead to the problem that plant collection efficiency is low.

In order to achieve the above object, the basic scheme of the present invention is as follows: a scissor and tweezers device comprises a shell, wherein a scissor module and a tweezers module are arranged on the shell, and the scissor module is positioned above the tweezers module; and the shell is also provided with a control module for simultaneously controlling the scissors module and the tweezers module to work.

The advantages of the basic scheme are: according to the scheme, the working personnel can use the pistol-shaped shell more conveniently by holding the pistol-shaped shell; the shell is moved to a plant to be cut and clamped, the scissor module and the tweezers module are simultaneously controlled to work through the control module, and meanwhile, the plant is cut and clamped, compared with the prior art, the situation that the plant falls to the ground due to the fact that the plant cannot be clamped in time after being cut is effectively avoided, and the collection efficiency of the cut plant is effectively improved; moreover, the scheme can realize shearing and clamping simultaneously only through the control module, so that the operation is simpler and more convenient, and the practicability is higher.

The scissors module comprises a scissors head extending out of the shell and a scissors steel sheet positioned in the shell, a scissors cavity is formed in the scissors steel sheet, a scissors slide way, a scissors telescopic arm and a scissors fixed pulley are arranged in the scissors cavity, one end of the scissors telescopic arm is connected with the scissors head, the other end of the scissors telescopic arm is connected with a scissors thin steel wire penetrating through a scissors channel, the scissors fixed pulley and the scissors steel sheet, and the control module drives the scissors telescopic arm to move in the horizontal direction through the scissors thin steel wire; one end of each of the two scissor telescopic arms, which is close to the scissor thin steel wire, slides in the scissor slideway.

Through the arrangement, the control module pulls the scissor telescopic arms to slide in the scissor slide ways through the scissor thin steel wires, and then the scissor thin steel wires drive the scissor heads to shear plants, so that the structure is simple and practical.

Further, the scissor head comprises two scissor arms, and the middle parts of the two scissor arms are hinged with each other; the scissor telescopic arms comprise two symmetrical scissor linkage arms, one end of each scissor linkage arm is fixedly connected with a scissor arm, and the other end of each scissor linkage arm is hinged with the adjacent scissor linkage arm; a scissor spring is arranged between the hinge point of the two scissor arms and the hinge point of the two scissor linkage arms.

Through the arrangement, the left ends of the two scissor telescopic arms are pulled by the scissor thin steel wires to swing oppositely, the left ends of the two scissor telescopic arms drive the right ends of the two scissor arms to swing oppositely, and then the left ends of the two scissor arms are driven to swing oppositely, so that the plants are sheared.

Further, the tweezers module comprises a tweezers head extending out of the shell and a tweezers steel sheet located in the shell, a tweezers cavity is arranged in the tweezers steel sheet, a tweezers slide way, a tweezers telescopic arm and a tweezers fixed pulley are arranged in the tweezers cavity, one end of the tweezers telescopic arm is connected with the tweezers head, the other end of the tweezers telescopic arm is connected with a tweezers thin steel wire penetrating through the scissors channel, the tweezers fixed pulley and the tweezers steel sheet, and the control module drives the tweezers telescopic arm to move in the horizontal direction through the tweezers thin steel wire; and one end of the forceps telescopic arm close to the forceps thin steel wire slides in the forceps slide way.

Through the arrangement, the control module pulls the tweezers telescopic arms to slide in the tweezers slide ways through the tweezers thin steel wires, and the tweezers heads are driven by the tweezers thin steel wires to clamp the cut plants, so that the structure is simple and practical.

Furthermore, the forceps head comprises two forceps arms, and the middle parts of the two forceps arms are hinged with each other; the tweezers telescopic arms comprise two symmetrical tweezers linkage arms, one end of each tweezers linkage arm is fixedly connected with the tweezers arm, and the other end of each tweezers linkage arm is hinged with the adjacent tweezers linkage arm; a forceps spring is arranged between the hinged point of the two forceps arms and the hinged point of the two forceps linkage arms.

Through the arrangement, the left ends of the two forceps telescopic arms are pulled by the forceps thin steel wires to swing oppositely, the left ends of the two forceps telescopic arms drive the right ends of the two forceps arms to swing oppositely, and then the left ends of the two forceps arms are driven to swing oppositely, so that the clamping of the sheared plants is realized.

The adjustable scissors module comprises a scissors module and tweezers modules, and is characterized by further comprising an adjusting module used for adjusting the distance between the scissors module and the tweezers modules, wherein the adjusting module comprises a telescopic rod and a knob, an annular groove is formed in the telescopic rod, a sliding sleeve is rotatably connected in the annular groove, supporting steel needles are hinged to two sides of the sliding sleeve, one end, far away from the sliding sleeve, of each supporting steel needle on one side is hinged to a scissors steel sheet, and one end, far away from the sliding sleeve, of each supporting steel needle on the other side is hinged; one end of the telescopic rod, far away from the sliding sleeve, extends out of the shell, and a threaded section is arranged at one end of the telescopic rod, far away from the sliding sleeve; the knob is rotatably connected to the shell, and the thread section is in threaded connection with the knob; the control module comprises a universal shaft, a brake pulley, a fixed pulley, a main steel wire and a buffer disc, the universal shaft is positioned in the shell, and the scissors thin steel wire and the tweezers thin steel wire are connected with the universal shaft; the brake pulley is fixed on the universal shaft; the fixed pulley is rotatably connected to the bottom of the telescopic rod, the buffer disc is rotatably connected to the inner wall of the shell, and the fixed pulley is positioned above the buffer disc; one end of the main steel wire is fixedly connected with the telescopic rod, and the other end of the main steel wire penetrates through the telescopic rod, the brake pulley and the fixed pulley to be connected with the buffer disc; the buffer disc is hinged with an auxiliary arm, and a brake switch extending out of the shell is hinged on the auxiliary arm; and a return spring is arranged between the buffer disc and the inner wall of the shell.

Through the arrangement, the control switch is pressed by a finger, the control switch drives the buffer disc to rotate clockwise through the auxiliary arm, the buffer disc pulls the brake pulley to move rightwards through the main steel wire, and then the universal shaft is pulled to move rightwards; the universal shaft simultaneously pulls the scissors fine steel wires and the tweezers fine steel wires to move rightwards, and then the plants are cut and clamped simultaneously.

According to the use requirement, the knob is in threaded connection with the threaded section on the telescopic rod, and the position of the knob in the horizontal direction is unchanged, so that the telescopic rod can move left and right in the horizontal direction when the knob is rotated; when the distance between the scissor arm and the forceps arm needs to be reduced, the knob is rotated in the forward direction, so that the telescopic rod moves rightwards along the horizontal direction, and the supporting steel needles on the two sides of the sliding sleeve pull the scissor steel sheets and the forceps steel sheets to move rightwards; meanwhile, the supporting steel needles on the two sides of the sliding sleeve swing oppositely, so that the distance between the scissor steel sheets and the tweezers steel sheets is reduced, and further the distance between the scissor arms and the tweezers arms is reduced; otherwise, the distance between the scissor arm and the forceps arm is increased.

Further, the shell comprises a head part and a body part, and the head part is rotatably connected to the body part.

Through above-mentioned setting, as required, when shearing and pressing from both sides the rose, change the position of scissors arm and tweezers arm for the scissors arm is located tweezers arm below, specifically is: the head part is rotated, the upper position and the lower position of the scissors arm and the tweezers arm are changed due to the fact that the rubber interlayer is limited to the scissors arm and the tweezers arm, the scissors steel sheet and the tweezers steel sheet are changed, and the sliding sleeve is rotatably connected in the annular groove, so that the sliding sleeve rotates along with the change of the positions of the scissors steel sheet and the tweezers steel sheet.

Further, the head includes a sidewall and a rubber barrier. Through the arrangement, the rubber interlayer is light, and the weight of the head can be reduced.

Furthermore, both sides of the sliding sleeve are provided with limiting parts, and the limiting parts comprise a front limiting block and a rear limiting block; the scissors steel sheet and the tweezers steel sheet are respectively provided with a front limiting groove and a rear limiting groove, the front limiting block slides in the front limiting groove along the horizontal direction, and the rear limiting block slides in the rear limiting groove along the horizontal direction.

Through the arrangement, the front limiting block is limited through the front limiting groove, and the rear limiting block is limited through the rear limiting groove, so that the limiting effect on the scissor steel sheets and the tweezers steel sheets is enhanced; and, can also play the effect of direction to preceding spacing piece and back spacing piece through preceding spacing groove and back spacing groove.

Further, a pipe sleeve for covering the head is detachably connected to the body part. Through the arrangement, the head is covered by the pipe sleeve, and then the scissor arm and the forceps arm are covered, so that sundries are prevented from entering the device.

Drawings

Fig. 1 is a cross-sectional view of a first embodiment of a scissors and tweezers device according to the present invention;

fig. 2 is a cross-sectional view of a first embodiment of a scissors and tweezers device according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the scissors device comprises a shell 1, a scissors steel sheet 2, a scissors cavity 3, a scissors slide 4, a scissors fixed pulley 5, a scissors thin steel wire 6, a scissors arm 7, a scissors linkage arm 8, a scissors spring 9, a forceps steel sheet 10, a forceps cavity 11, a forceps slide 12, a forceps fixed pulley 13, a forceps thin steel wire 14, a forceps arm 15, a forceps linkage arm 16, a forceps spring 17, a telescopic rod 18, a knob 19, a sliding sleeve 20, a supporting steel needle 21, a threaded section 22, a universal shaft 23, a brake pulley 24, a fixed pulley 25, a main steel wire 26, a buffer disc 27, an auxiliary arm 28, a brake switch 29, a return spring 30, a head 31, a body 32, a side wall 3211, a rubber interlayer 3212, a front limit block 33, a rear limit block 34, a front limit groove 35, a rear limit groove 36 and a pipe sleeve 37.

Example one

Substantially as shown in figure 1: a scissors and tweezers device comprises a pistol-shaped shell 1, wherein a scissors module and a tweezers module are arranged on the shell 1, and the scissors module is positioned above the tweezers module; the shell 1 is provided with an adjusting module used for adjusting the distance between the scissors module and the tweezers module, and the shell 1 is further provided with a control module used for simultaneously controlling the scissors module and the tweezers module to work.

The scissor module comprises a scissor head extending out of the shell 1 and a scissor steel sheet 2 positioned in the shell 1, and the shell 1 is provided with an opening for opening and closing and moving up and down the scissor head; the scissor head comprises two scissor arms 7, the middle parts of the two scissor arms 7 are hinged with each other.

The scissors steel sheet 2 is fixedly connected in the shell 1, a scissors chamber 3 is arranged in the scissors steel sheet 2, a scissors slideway 4, a scissors telescopic arm and a scissors fixed pulley 5 are arranged in the scissors chamber 3, the scissors telescopic arm comprises two symmetrical scissors linkage arms 8, and the scissors linkage arms 8 comprise two upper linkage arms which are hinged with each other; the left end of the upper scissors linkage arm 8 is fixedly connected with the lower scissors arm 7, and the left end of the lower scissors linkage arm 8 is fixedly connected with the upper scissors arm 7; the right end of the scissors linkage arm 8 is hinged with the adjacent scissors linkage arm 8; a scissor spring 9 is fixedly connected between the hinge point of the two scissor arms 7 and the hinge point of the two scissor linkage arms 8; the right ends of the two scissors linkage arms 8 slide in the scissors slide ways 4, and the guide function can be realized on the horizontal movement of the two scissors linkage arms 8. The scissors fixed pulley 5 is rotatably connected with the inner wall of the scissors chamber 3, and a scissors thin steel wire 6 which penetrates through the scissors channel, the scissors fixed pulley 5 and the scissors steel sheet 2 is connected with a hinged joint at the right ends of the two scissors linkage arms 8.

The tweezers module comprises a tweezers head extending out of the shell 1 and a tweezers steel sheet 10 positioned in the shell 1, and the shell 1 is provided with an opening for opening, closing and moving up and down the tweezers head; the forceps head comprises two forceps arms 15, and the middle parts of the two forceps arms 15 are hinged with each other.

The tweezers steel sheet 10 is fixedly connected in the shell 1, a tweezers cavity 11 is formed in the tweezers steel sheet 10, a tweezers slideway 12, a tweezers telescopic arm and a tweezers fixed pulley 13 are arranged in the tweezers cavity 11, the tweezers telescopic arm comprises two symmetrical tweezers linkage arms 16, and the tweezers linkage arms 16 comprise two lower linkage arms hinged with each other; the left end of the upper forceps linkage arm 16 is fixedly connected with the lower forceps arm 15, and the left end of the lower forceps linkage arm 16 is fixedly connected with the upper forceps arm 15; the right end of the forceps linkage arm 16 is hinged with the adjacent forceps linkage arm 16; a forceps spring 17 is fixedly connected between the hinge point of the two forceps arms 15 and the hinge point of the two forceps linkage arms 16; the right ends of the two forceps linkage arms 16 slide in the forceps slide ways 12, and the horizontal movement of the two forceps linkage arms 16 can be guided. The forceps fixed pulley 13 is rotatably connected with the inner wall of the forceps cavity 11, and a forceps thin steel wire 14 which passes through the forceps channel, the forceps fixed pulley 13 and the forceps steel sheet 10 is connected with a hinged point at the right end of the two forceps linkage arms 16.

The adjusting module comprises a telescopic rod 18 and a knob 19, the telescopic rod 18 is of a hollow structure, an annular groove is formed in the telescopic rod 18, a sliding sleeve 20 is rotatably connected in the annular groove, two sides of the sliding sleeve 20 are hinged with supporting steel needles 21, one end, far away from the sliding sleeve 20, of each supporting steel needle 21 on the upper side is hinged with the scissors steel sheet 2, and one end, far away from the sliding sleeve 20, of each supporting steel needle 21 on the lower side is hinged with the tweezers steel sheet 10; the right end of the telescopic rod 18 extends out of the shell 1, and a threaded section 22 is arranged at the right end of the telescopic rod 18; the knob 19 is rotatably connected to the housing 1 and the threaded section 22 is threadedly connected to the knob 19.

The control module comprises a universal shaft 23, a brake pulley 24, a fixed pulley 25, a main steel wire 26 and a buffer disc 27, the universal shaft 23 is positioned in the shell 1, and the scissors thin steel wire 6 and the tweezers thin steel wire 14 are both connected with the universal shaft 23; the brake pulley 24 is fixed on the cardan shaft 23; the fixed pulley 25 is rotatably connected to the bottom of the telescopic rod 18, the buffer disc 27 is rotatably connected to the inner wall of the shell 1, and the fixed pulley 25 is positioned above the buffer disc 27; the upper end of the main steel wire 26 is fixedly connected with the left end of the telescopic rod 18, and the right end of the main steel wire 26 penetrates through the inside of the telescopic rod 18, the brake pulley 24 and the fixed pulley 25 to be connected with the right upper side of the buffer disc 27; the buffer disc 27 is hinged with an auxiliary arm 28, and a brake switch 29 extending out of the shell 1 is hinged on the auxiliary arm 28; a return spring 30 is fixedly connected between the buffer disc 27 and the inner wall of the shell 1, and after the shearing and clamping work is finished, the return spring 30 is used for returning the buffer disc 27.

The specific implementation process is as follows:

when in use, the pistol-shaped shell 1 is held, so that the use is more convenient for workers; the housing 1 is moved to the plant to be cut and gripped so that the plant passes through and between the two scissor arms 7 and the two forceps arms 15 simultaneously.

The control switch is pressed by fingers, the control switch drives the buffer disc 27 to rotate clockwise through the auxiliary arm 28, the buffer disc 27 pulls the brake pulley 24 to move rightwards through the main steel wire 26, and then pulls the universal shaft 23 to move rightwards; the universal shaft 23 simultaneously pulls the scissor thin steel wire 6 and the tweezers thin steel wire 14 to move rightwards, wherein the scissor thin steel wire 6 pulls the left ends of the two scissor telescopic arms to swing towards each other, the left ends of the two scissor telescopic arms drive the right ends of the two scissor arms 7 to swing towards each other, and further the left ends of the two scissor arms 7 are driven to swing towards each other, namely the plants are cut; at this time, the scissor spring 9 is in a stretched state, and after use, the scissor spring 9 is used for resetting the scissor arm 7 and the scissor telescopic arm. Meanwhile, the left ends of the two forceps telescopic arms are pulled by the forceps thin steel wires 14 to swing oppositely, the left ends of the two forceps telescopic arms drive the right ends of the two forceps arms 15 to swing oppositely, and further the left ends of the two forceps arms 15 are driven to swing oppositely, so that the plants to be cut are clamped; at this time, the forceps spring 17 is in a stretched state, and after use, the forceps spring 17 is used to return the forceps arm 15 and the forceps telescopic arm. By simultaneously shearing and clamping the plants, the condition that the plants fall to the ground due to the fact that the plants cannot be clamped in time after being sheared in the prior art is effectively avoided, and the collection efficiency of the sheared plants is effectively improved; moreover, the scheme can realize shearing and clamping simultaneously only by pressing the control switch, so that the operation is simpler and more convenient, and the practicability is higher.

In addition, according to the use requirement, the knob 19 is in threaded connection with the threaded section 22 on the telescopic rod 18, and the position of the knob 19 in the horizontal direction is unchanged, so that when the knob 19 is rotated, the telescopic rod 18 can move left and right in the horizontal direction; when the distance between the scissor arm 7 and the forceps arm 15 needs to be reduced, the knob 19 is rotated in the forward direction, so that the telescopic rod 18 moves rightwards along the horizontal direction, and the supporting steel needles 21 on the two sides of the sliding sleeve 20 pull the scissor steel sheets 2 and the forceps steel sheets 10 to move rightwards; meanwhile, the supporting steel needles 21 on the two sides of the sliding sleeve 20 swing oppositely, so that the distance between the scissor steel sheets 2 and the forceps steel sheets 10 is reduced, and further the distance between the scissor arms 7 and the forceps arms 15 is reduced; on the contrary, the distance between the scissor arm 7 and the forceps arm 15 is increased.

Example two

As shown in fig. 2 and fig. 3, the structure and implementation of the second embodiment are substantially the same as those of the first embodiment, and the difference is that: the shell 1 is made of stainless steel materials, the shell 1 comprises a head part 31 and a body part 32, and the head part 31 is rotatably connected to the body part 32; head 31 includes sidewalls 3211 and a rubber barrier 3212. A socket 37 for covering the head 31 is screwed to the body 32. The scissors steel sheet 2 and the tweezers steel sheet 10 are both fixedly connected to the rubber interlayer 3212.

Both sides of the sliding sleeve 20 are provided with limiting parts, and the limiting parts comprise a front limiting block 33 and a rear limiting block 34; the scissors steel sheet 2 and the tweezers steel sheet 10 are both provided with a front limiting groove 35 and a rear limiting groove 36, the front limiting block 33 slides in the front limiting groove 35 along the horizontal direction, and the rear limiting block 34 slides in the rear limiting groove 36 along the horizontal direction.

The specific implementation process is as follows:

the head 31, and thus the scissor arms 7 and the forceps arms 15, is covered by a sleeve 37 to prevent debris from entering the device. The head 31 is partially formed of a rubber partition 3212 to reduce the weight of the head 31.

In this embodiment, the positions of the scissor arm 7 and the forceps arm 15 can be changed according to the needs, for example, when the rose is sheared and gripped, so that the scissor arm 7 is located below the forceps arm 15, specifically: the head part 31 is rotated, the upper and lower positions of the scissors arm 7 and the forceps arm 15 are exchanged due to the limit of the rubber interlayer 3212 on the scissors arm 7 and the forceps arm 15, and further the positions of the scissors steel sheet 2 and the forceps steel sheet 10 are exchanged, and the sliding sleeve 20 is rotatably connected in the annular groove, so that the sliding sleeve 20 rotates along with the exchange of the positions of the scissors steel sheet 2 and the forceps steel sheet 10; the front limiting block 33 is limited through the front limiting groove 35, and the rear limiting block 34 is limited through the rear limiting groove 36, so that the limiting of the scissor steel sheets 2 and the tweezers steel sheets 10 is realized; further, the front stopper 33 and the rear stopper 34 can be guided by the front stopper groove 35 and the rear stopper groove 36.

In addition, in this embodiment, since the front stopper 33 can move in the horizontal direction in the front stopper groove 35 and the rear stopper 34 can move in the horizontal direction in the rear stopper groove 36, the horizontal movement of the extendable rod 18 in the horizontal direction is not affected.

The foregoing is merely an example of the present invention and common general knowledge in the art of known specific structures and/or features has not been set forth herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (10)

1. A scissors tweezers device which is characterized in that: the scissors module and the tweezers module are arranged on the shell, and the scissors module is positioned above the tweezers module; and the shell is also provided with a control module for simultaneously controlling the scissors module and the tweezers module to work.

2. The scissors-tweezers device of claim 1, wherein: the scissors module comprises a scissors head extending out of the shell and a scissors steel sheet positioned in the shell, a scissors cavity is formed in the scissors steel sheet, a scissors slide way, a scissors telescopic arm and a scissors fixed pulley are arranged in the scissors cavity, one end of the scissors telescopic arm is connected with the scissors head, the other end of the scissors telescopic arm is connected with a scissors thin steel wire penetrating through a scissors channel, the scissors fixed pulley and the scissors steel sheet, and the control module drives the scissors telescopic arm to move in the horizontal direction through the scissors thin steel wire; one end of each of the two scissor telescopic arms, which is close to the scissor thin steel wire, slides in the scissor slideway.

3. The scissors-tweezers device of claim 2, wherein: the scissor head comprises two scissor arms, and the middle parts of the two scissor arms are hinged with each other; the scissor telescopic arms comprise two symmetrical scissor linkage arms, one end of each scissor linkage arm is fixedly connected with a scissor arm, and the other end of each scissor linkage arm is hinged with the adjacent scissor linkage arm; a scissor spring is arranged between the hinge point of the two scissor arms and the hinge point of the two scissor linkage arms.

4. The scissors-tweezers device of claim 3, wherein: the tweezers module comprises a tweezers head extending out of the shell and a tweezers steel sheet positioned in the shell, a tweezers cavity is arranged in the tweezers steel sheet, a tweezers slide way, a tweezers telescopic arm and a tweezers fixed pulley are arranged in the tweezers cavity, one end of the tweezers telescopic arm is connected with the tweezers head, the other end of the tweezers telescopic arm is connected with a tweezers thin steel wire penetrating through the scissors channel, the tweezers fixed pulley and the tweezers steel sheet, and the control module drives the tweezers telescopic arm to move in the horizontal direction through the tweezers thin steel wire; and one end of the forceps telescopic arm close to the forceps thin steel wire slides in the forceps slide way.

5. The scissors-tweezers device of claim 4, wherein: the forceps head comprises two forceps arms, and the middle parts of the two forceps arms are hinged with each other; the tweezers telescopic arms comprise two symmetrical tweezers linkage arms, one end of each tweezers linkage arm is fixedly connected with the tweezers arm, and the other end of each tweezers linkage arm is hinged with the adjacent tweezers linkage arm; a forceps spring is arranged between the hinged point of the two forceps arms and the hinged point of the two forceps linkage arms.

6. The scissors-tweezers device of claim 5, wherein: the adjustable scissors module is characterized by further comprising an adjusting module used for adjusting the distance between the scissors module and the tweezers module, wherein the adjusting module comprises a telescopic rod and a knob, an annular groove is formed in the telescopic rod, a sliding sleeve is rotatably connected in the annular groove, supporting steel needles are hinged to two sides of the sliding sleeve, one end, far away from the sliding sleeve, of each supporting steel needle on one side is hinged to a scissors steel sheet, and one end, far away from the sliding sleeve, of each supporting steel needle on the other side is hinged to a tweezers steel sheet; one end of the telescopic rod, far away from the sliding sleeve, extends out of the shell, and a threaded section is arranged at one end of the telescopic rod, far away from the sliding sleeve; the knob is rotatably connected to the shell, and the thread section is in threaded connection with the knob; the control module comprises a universal shaft, a brake pulley, a fixed pulley, a main steel wire and a buffer disc, the universal shaft is positioned in the shell, and the scissors thin steel wire and the tweezers thin steel wire are connected with the universal shaft; the brake pulley is fixed on the universal shaft; the fixed pulley is rotatably connected to the bottom of the telescopic rod, the buffer disc is rotatably connected to the inner wall of the shell, and the fixed pulley is positioned above the buffer disc; one end of the main steel wire is fixedly connected with the telescopic rod, and the other end of the main steel wire penetrates through the telescopic rod, the brake pulley and the fixed pulley to be connected with the buffer disc; the buffer disc is hinged with an auxiliary arm, and a brake switch extending out of the shell is hinged on the auxiliary arm; and a return spring is arranged between the buffer disc and the inner wall of the shell.

7. The scissors-tweezers device of claim 6, wherein: the shell comprises a head part and a body part, and the head part is rotatably connected to the body part.

8. The scissors-tweezers device of claim 7, wherein: the head includes a sidewall and a rubber barrier.

9. The scissors-tweezers device of claim 8, wherein: the two sides of the sliding sleeve are provided with limiting parts, and the limiting parts comprise front limiting blocks and rear limiting blocks; the scissors steel sheet and the tweezers steel sheet are respectively provided with a front limiting groove and a rear limiting groove, the front limiting block slides in the front limiting groove along the horizontal direction, and the rear limiting block slides in the rear limiting groove along the horizontal direction.

10. The scissors-tweezers device of claim 9, wherein: the body part is detachably connected with a pipe sleeve for covering the head part.

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