CN212324493U - Structure-optimized pressure rod for furnace-passing carrier - Google Patents

Abstract

The utility model discloses a stove carrier depression bar is crossed to configuration optimization type, including rotating the threaded rod of connection on the carrier, threaded connection has the screw thread piece on the threaded rod, one side fixedly connected with body of rod of screw thread piece, fixedly connected with ear seat on the body of rod, it is connected with the pivot to rotate on the ear seat, fixed interlude has the balancing pole in the pivot, the notch groove has been seted up to the symmetry on the body of rod, sliding connection has the loop bar in the notch groove, the cushion chamber has been seted up in the loop bar, the cushion chamber diapire is connected with the depression bar through buffer gear, the one end that the depression bar runs through the body of rod articulates there is the support piece. The utility model discloses under the reaction force of pressure spring for the depression bar rebound, thereby let hold in the palm and make the balancing pole rotate when holding a laminating balancing pole gliding, press the portion of holding and begin to tightly support the body of rod, the pressure of the dispersion body of rod prevents effectively that the body of rod perk from warping, guarantees that the body of rod is pressed and is held effect and life.

Description

Structure-optimized pressure rod for furnace-passing carrier

Technical Field

The utility model relates to a cross stove carrier technical field, especially relate to a structure optimization type crosses stove carrier depression bar.

Background

Chinese patent CN106852019B provides a press rod on a furnace carrier, wherein a boss is formed on the upper end face of one end of a rod body, a shifting block is formed on the upper end face of the other end of the rod body, a step hole penetrating through the upper end face of the boss is formed on the lower end face of the rod body, an inverted T-shaped spacing column is inserted into the upper end of the step hole, a D-shaped central hole is formed on the T-shaped spacing column, a button is fixed on the boss through which the upper end of the T-shaped spacing column passes, a plurality of clamping grooves are formed on the step face of the rod body step hole, the clamping grooves are uniformly distributed in an annular shape around the central axis of the step hole, and clamping strips opposite to the clamping grooves on the rod body are formed on the step face of the T-shaped spacing column and inserted into the clamping. The invention optimizes and modifies the pressure lever on the furnace-passing carrier, so that the pressure lever is convenient to rotate and position, thereby being convenient to press and hold the PCB board, having little influence on the carrier, and having longer service life for both the pressure lever and the carrier. However, in the actual operation process, due to the extrusion force, the right end of the pressure rod is easy to tilt, so that the pressure distribution of the pressure rod is uneven, and the pressure rod is easy to deform after long-term use, so that the pressing effect of the pressure rod on the PCB is greatly weakened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the pressure distribution of the pressure rod is uneven because of the reason of the extrusion force and the easy perk of the right-hand member of the pressure rod in the prior art, the pressure rod is easy to deform after long-term use, so that the pressure rod greatly weakens the pressing effect of the PCB, and the structure optimization type furnace carrier pressure rod is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a stove carrier depression bar is crossed to configuration optimization type, is including rotating the threaded rod of connection on the carrier, threaded connection has the screw thread piece on the threaded rod, one side fixedly connected with body of rod of screw thread piece, fixedly connected with ear seat on the body of rod, the last rotation connection has the pivot of ear seat, fixed interlude has the balancing pole in the pivot, notch groove has been seted up to the symmetry on the body of rod, notch inslot sliding connection has the loop bar, the cushion chamber has been seted up in the loop bar, the cushion chamber diapire is connected with the depression bar through buffer gear, the one end that the depression bar runs through the body of rod articulates there is the piece of holding in the palm, it is equipped with the laminating groove on the piece to hold in.

Preferably, the carrier is fixedly connected with a guide rod, the rod body is provided with a guide hole, and the guide rod is matched with the guide hole.

Preferably, buffer gear includes the pressure spring, the one end fixed connection of pressure spring is on the cushion chamber diapire, the other end fixedly connected with slider of pressure spring, slider sliding connection is in the cushion chamber, the bottom fixed connection of depression bar is on the slider.

Preferably, the upper end of the threaded rod is fixedly connected with a rotating handle, and anti-skid grains are arranged on the rotating handle.

Preferably, the balance rod is provided with a pressing part, and the pressing part is parallel to the rod body.

Compared with the prior art, the beneficial effects of the utility model are that: the threaded rod is rotated to drive the threaded block to move, so that the rod body slides downwards along the guide rod, meanwhile, the sleeve rod contacts the PCB, the pressure spring starts to be compressed, the sliding block starts to slide relative to the sleeve rod until the sleeve rod slowly retracts into the notch groove until the sleeve rod is flush with the bottom side surface of the rod body, the rod body presses and holds the PCB, the PCB is prevented from loosening during furnace passing, and the operation is convenient; under the reaction force of pressure spring for the depression bar rebound, thereby let hold in the palm and make the balancing pole rotate when holding piece laminating balancing pole gliding, press the portion of holding and begin to tightly support the body of rod, the pressure of the dispersion body of rod prevents effectively that the body of rod perk from warping, guarantees the pressure of the body of rod and holds effect and life.

Drawings

Fig. 1 is a schematic front structural view of a structurally optimized pressing rod of a furnace carrier of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

fig. 3 is a schematic top view of the rod body.

In the figure: the device comprises a carrier 1, a threaded rod 2, a threaded block 3, a rod body 4, a guide rod 5, a supporting block 6, a balancing rod 7, an ear seat 8, a rotating shaft 9, a compression rod 10, a notch groove 11, a sliding block 12, a sleeve rod 13, a compression spring 14 and a pressing part 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. It will be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1-3, a structure-optimized furnace-passing carrier pressure bar comprises a threaded rod 2 rotatably connected to a carrier 1, a rotary handle is fixedly connected to the upper end of the threaded rod 2, anti-skid threads are arranged on the rotary handle, workers can conveniently rotate the threaded rod 2 to avoid skidding, a threaded block 3 is threadedly connected to the threaded rod 2, a rod body 4 is fixedly connected to one side of the threaded block 3, a guide rod 5 is fixedly connected to the carrier 1, a guide hole is formed in the rod body 4, the guide rod 5 is matched with the guide hole, the threaded block 3 is driven to move by rotating the threaded rod 2, so that the rod body 4 slides downwards along the guide rod 5 to avoid deviation of the rod body 4, an ear seat 8 is fixedly connected to the rod body 4, a rotating shaft 9 is rotatably connected to the ear seat 8, a balance rod 7 is fixedly inserted in the rotating shaft 9, notch grooves 11 are symmetrically formed in the rod body, a buffer cavity is arranged in the loop bar 13.

The bottom wall of the buffer cavity is connected with a pressure lever 10 through a buffer mechanism, the buffer mechanism comprises a pressure spring 14, one end of the pressure spring 14 is fixedly connected on the bottom wall of the buffer cavity, the other end of the pressure spring 14 is fixedly connected with a slide block 12, the slide block 12 is connected in the buffer cavity in a sliding way, the bottom end of the pressure lever 10 is fixedly connected on the slide block 12, a balance rod 7 is provided with a pressing part 15, the pressing part 15 is parallel to the rod body 4, under the reaction force of pressure spring 14, make depression bar 10 upwards remove, thereby make balancing pole 7 rotate when letting support 6 laminating balancing pole 7 slip, press and hold portion 15 and begin to tightly support the body of rod 4, the pressure of the dispersion body of rod 4 prevents effectively that the body of rod 4 perk from warping, depression bar 10 runs through that the one end of the body of rod 4 is articulated to have support and holds piece 6, be equipped with the laminating groove on the support and hold piece 6, balancing pole 7 supports at the laminating inslot, support and hold piece 6 can laminate balancing pole 7 and slide.

The utility model discloses in, drive the screw block 3 through rotatory threaded rod 2 and remove, thereby make the body of rod 4 along 5 lapse of guide bar, loop bar 13 contact PCB board simultaneously, make pressure spring 14 begin to compress, the relative loop bar 13 of slider 12 begins to slide simultaneously, until loop bar 13 slowly retracts in notch groove 11, until loop bar 13 and 4 base face parallel and level of the body of rod, make the body of rod 4 press the PCB board and hold, the PCB board is not hard up when preventing to cross the stove, high durability and convenient operation, under the reaction force of pressure spring 14, make depression bar 10 upwards move, thereby make balancing pole 7 rotate when letting support 6 gliding balancing poles 7 of laminating of holding piece, press and hold portion 15 and begin to tightly support the body of rod 4, disperse the pressure of the body of rod 4, effectively prevent the body of rod 4 perk deformation, guarantee the effect and the life are held to the pressure of the body of rod 4.

Claims (5)

1. A structure-optimized furnace-passing carrier pressure rod comprises a threaded rod (2) connected to a carrier (1) in a rotating mode, and is characterized in that a threaded block (3) is connected to the threaded rod (2) in a threaded mode, a rod body (4) is fixedly connected to one side of the threaded block (3), an ear seat (8) is fixedly connected to the rod body (4), a rotating shaft (9) is connected to the ear seat (8) in a rotating mode, a balance rod (7) is fixedly inserted into the rotating shaft (9), notch grooves (11) are symmetrically formed in the rod body (4), sleeve rods (13) are connected in the notch grooves (11) in a sliding mode, buffer cavities are formed in the sleeve rods (13), the bottom walls of the buffer cavities are connected with pressure rods (10) through buffer mechanisms, supporting blocks (6) are hinged to one ends, penetrating through the rod body (4), of the pressure rods (10), and attaching grooves are formed in the supporting blocks (6), the balance rod (7) is abutted to the fit groove.

2. A structurally optimized furnace carrier compression bar according to claim 1, wherein a guide rod (5) is fixedly connected to the carrier (1), a guide hole is formed in the rod body (4), and the guide rod (5) is matched with the guide hole.

3. A structurally optimized furnace carrier pressing rod according to claim 1, wherein the buffer mechanism comprises a compression spring (14), one end of the compression spring (14) is fixedly connected to the bottom wall of the buffer cavity, the other end of the compression spring (14) is fixedly connected with a sliding block (12), the sliding block (12) is slidably connected in the buffer cavity, and the bottom end of the pressing rod (10) is fixedly connected to the sliding block (12).

4. A structurally optimized furnace carrier press bar according to claim 1, wherein the threaded rod (2) has a rotary handle fixedly connected to the upper end thereof, and the rotary handle is provided with anti-skid threads.

5. A structurally optimized carrier press bar for furnace passing according to claim 1, wherein said balance bar (7) is provided with a pressing portion (15), said pressing portion (15) is parallel to said bar body (4).

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